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Diffstat (limited to 'src/extension/internal/wmf-inout.cpp')
| -rw-r--r-- | src/extension/internal/wmf-inout.cpp | 3262 |
1 files changed, 3262 insertions, 0 deletions
diff --git a/src/extension/internal/wmf-inout.cpp b/src/extension/internal/wmf-inout.cpp new file mode 100644 index 0000000..048295d --- /dev/null +++ b/src/extension/internal/wmf-inout.cpp @@ -0,0 +1,3262 @@ +// SPDX-License-Identifier: GPL-2.0-or-later +/** @file + * @brief Windows-only Enhanced Metafile input and output. + */ +/* Authors: + * Ulf Erikson <ulferikson@users.sf.net> + * Jon A. Cruz <jon@joncruz.org> + * David Mathog + * Abhishek Sharma + * + * Copyright (C) 2006-2008 Authors + * + * Released under GNU GPL v2+, read the file 'COPYING' for more information. + * + * References: + * - How to Create & Play Enhanced Metafiles in Win32 + * http://support.microsoft.com/kb/q145999/ + * - INFO: Windows Metafile Functions & Aldus Placeable Metafiles + * http://support.microsoft.com/kb/q66949/ + * - Metafile Functions + * http://msdn.microsoft.com/library/en-us/gdi/metafile_0whf.asp + * - Metafile Structures + * http://msdn.microsoft.com/library/en-us/gdi/metafile_5hkj.asp + */ + +//#include <png.h> //This must precede text_reassemble.h or it blows up in pngconf.h when compiling +#include <cstdio> +#include <cstdlib> +#include <cstdint> +#include <3rdparty/libuemf/symbol_convert.h> + +#include "document.h" +#include "object/sp-root.h" // even though it is included indirectly by wmf-inout.h +#include "object/sp-path.h" +#include "print.h" +#include "extension/system.h" +#include "extension/print.h" +#include "extension/db.h" +#include "extension/input.h" +#include "extension/output.h" +#include "display/drawing.h" +#include "display/drawing-item.h" +#include "clear-n_.h" +#include "path/path-boolop.h" +#include "svg/svg.h" +#include "util/units.h" // even though it is included indirectly by wmf-inout.h +#include "inkscape.h" // even though it is included indirectly by wmf-inout.h + + +#include "wmf-inout.h" +#include "wmf-print.h" + +#define PRINT_WMF "org.inkscape.print.wmf" + +#ifndef U_PS_JOIN_MASK +#define U_PS_JOIN_MASK (U_PS_JOIN_BEVEL|U_PS_JOIN_MITER|U_PS_JOIN_ROUND) +#endif + +namespace Inkscape { +namespace Extension { +namespace Internal { + + +static bool clipset = false; +static uint32_t BLTmode=0; + +Wmf::Wmf () // The null constructor +{ + return; +} + + +Wmf::~Wmf () //The destructor +{ + return; +} + + +bool +Wmf::check (Inkscape::Extension::Extension * /*module*/) +{ + if (nullptr == Inkscape::Extension::db.get(PRINT_WMF)) + return FALSE; + return TRUE; +} + + +void +Wmf::print_document_to_file(SPDocument *doc, const gchar *filename) +{ + Inkscape::Extension::Print *mod; + SPPrintContext context; + const gchar *oldconst; + gchar *oldoutput; + + doc->ensureUpToDate(); + + mod = Inkscape::Extension::get_print(PRINT_WMF); + oldconst = mod->get_param_string("destination"); + oldoutput = g_strdup(oldconst); + mod->set_param_string("destination", filename); + +/* Start */ + context.module = mod; + /* fixme: This has to go into module constructor somehow */ + /* Create new arena */ + mod->base = doc->getRoot(); + Inkscape::Drawing drawing; + mod->dkey = SPItem::display_key_new(1); + mod->root = mod->base->invoke_show(drawing, mod->dkey, SP_ITEM_SHOW_DISPLAY); + drawing.setRoot(mod->root); + /* Print document */ + if (mod->begin(doc)) { + g_free(oldoutput); + mod->base->invoke_hide(mod->dkey); + mod->base = nullptr; + mod->root = nullptr; + throw Inkscape::Extension::Output::save_failed(); + } + mod->base->invoke_print(&context); + mod->finish(); + /* Release arena */ + mod->base->invoke_hide(mod->dkey); + mod->base = nullptr; + mod->root = nullptr; // deleted by invoke_hide +/* end */ + + mod->set_param_string("destination", oldoutput); + g_free(oldoutput); + + return; +} + + +void +Wmf::save(Inkscape::Extension::Output *mod, SPDocument *doc, gchar const *filename) +{ + Inkscape::Extension::Extension * ext; + + ext = Inkscape::Extension::db.get(PRINT_WMF); + if (ext == nullptr) + return; + + bool new_val = mod->get_param_bool("textToPath"); + bool new_FixPPTCharPos = mod->get_param_bool("FixPPTCharPos"); // character position bug + // reserve FixPPT2 for opacity bug. Currently WMF does not export opacity values + bool new_FixPPTDashLine = mod->get_param_bool("FixPPTDashLine"); // dashed line bug + bool new_FixPPTGrad2Polys = mod->get_param_bool("FixPPTGrad2Polys"); // gradient bug + bool new_FixPPTPatternAsHatch = mod->get_param_bool("FixPPTPatternAsHatch"); // force all patterns as standard WMF hatch + + TableGen( //possibly regenerate the unicode-convert tables + mod->get_param_bool("TnrToSymbol"), + mod->get_param_bool("TnrToWingdings"), + mod->get_param_bool("TnrToZapfDingbats"), + mod->get_param_bool("UsePUA") + ); + + ext->set_param_bool("FixPPTCharPos",new_FixPPTCharPos); // Remember to add any new ones to PrintWmf::init or a mysterious failure will result! + ext->set_param_bool("FixPPTDashLine",new_FixPPTDashLine); + ext->set_param_bool("FixPPTGrad2Polys",new_FixPPTGrad2Polys); + ext->set_param_bool("FixPPTPatternAsHatch",new_FixPPTPatternAsHatch); + ext->set_param_bool("textToPath", new_val); + + // ensure usage of dot as decimal separator in scanf/printf functions (independently of current locale) + char *oldlocale = g_strdup(setlocale(LC_NUMERIC, nullptr)); + setlocale(LC_NUMERIC, "C"); + + print_document_to_file(doc, filename); + + // restore decimal separator used in scanf/printf functions to initial value + setlocale(LC_NUMERIC, oldlocale); + g_free(oldlocale); + + return; +} + + +/* WMF has no worldTransform, so this always returns 1.0. Retain it to keep WMF and WMF in sync as much as possible.*/ +double Wmf::current_scale(PWMF_CALLBACK_DATA /*d*/){ + return 1.0; +} + +/* WMF has no worldTransform, so this always returns an Identity rotation matrix, but the offsets may have values.*/ +std::string Wmf::current_matrix(PWMF_CALLBACK_DATA d, double x, double y, int useoffset){ + SVGOStringStream cxform; + double scale = current_scale(d); + cxform << "\"matrix("; + cxform << 1.0/scale; cxform << ","; + cxform << 0.0; cxform << ","; + cxform << 0.0; cxform << ","; + cxform << 1.0/scale; cxform << ","; + if(useoffset){ cxform << x; cxform << ","; cxform << y; } + else { cxform << "0,0"; } + cxform << ")\""; + return(cxform.str()); +} + +/* WMF has no worldTransform, so this always returns 0. Retain it to keep WMF and WMF in sync as much as possible.*/ +double Wmf::current_rotation(PWMF_CALLBACK_DATA /*d*/){ + return 0.0; +} + +/* Add another 100 blank slots to the hatches array. +*/ +void Wmf::enlarge_hatches(PWMF_CALLBACK_DATA d){ + d->hatches.size += 100; + d->hatches.strings = (char **) realloc(d->hatches.strings,d->hatches.size * sizeof(char *)); +} + +/* See if the pattern name is already in the list. If it is return its position (1->n, not 1-n-1) +*/ +int Wmf::in_hatches(PWMF_CALLBACK_DATA d, char *test){ + int i; + for(i=0; i<d->hatches.count; i++){ + if(strcmp(test,d->hatches.strings[i])==0)return(i+1); + } + return(0); +} + +class TagEmitter +{ +public: + TagEmitter(Glib::ustring & p_defs, char * p_tmpcolor, char * p_hpathname): + defs(p_defs), tmpcolor(p_tmpcolor), hpathname(p_hpathname) + { + }; + void append(const char *prefix, const char * inner) + { + defs += " "; + defs += prefix; + defs += hpathname; + defs += inner; + defs += tmpcolor; + defs += "\" />\n"; + } + +protected: + Glib::ustring & defs; + char * tmpcolor, * hpathname; +}; + +/* (Conditionally) add a hatch. If a matching hatch already exists nothing happens. If one + does not exist it is added to the hatches list and also entered into <defs>. + This is also used to add the path part of the hatches, which they reference with a xlink:href +*/ +uint32_t Wmf::add_hatch(PWMF_CALLBACK_DATA d, uint32_t hatchType, U_COLORREF hatchColor){ + char hatchname[64]; // big enough + char hpathname[64]; // big enough + char hbkname[64]; // big enough + char tmpcolor[8]; + char bkcolor[8]; + uint32_t idx; + + switch(hatchType){ + case U_HS_SOLIDTEXTCLR: + case U_HS_DITHEREDTEXTCLR: + sprintf(tmpcolor,"%6.6X",sethexcolor(d->dc[d->level].textColor)); + break; + case U_HS_SOLIDBKCLR: + case U_HS_DITHEREDBKCLR: + sprintf(tmpcolor,"%6.6X",sethexcolor(d->dc[d->level].bkColor)); + break; + default: + sprintf(tmpcolor,"%6.6X",sethexcolor(hatchColor)); + break; + } + auto & defs = d->defs; + TagEmitter a(defs, tmpcolor, hpathname); + + /* For both bkMode types set the PATH + FOREGROUND COLOR for the indicated standard hatch. + This will be used late to compose, or recompose the transparent or opaque final hatch.*/ + + std::string refpath; // used to reference later the path pieces which are about to be created + sprintf(hpathname,"WMFhpath%d_%s",hatchType,tmpcolor); + idx = in_hatches(d,hpathname); + if(!idx){ // add path/color if not already present + if(d->hatches.count == d->hatches.size){ enlarge_hatches(d); } + d->hatches.strings[d->hatches.count++]=strdup(hpathname); + + defs += "\n"; + switch(hatchType){ + case U_HS_HORIZONTAL: + a.append("<path id=\"", + "\" d=\"M 0 0 6 0\" style=\"fill:none;stroke:#"); + break; + case U_HS_VERTICAL: + a.append("<path id=\"", + "\" d=\"M 0 0 0 6\" style=\"fill:none;stroke:#"); + break; + case U_HS_FDIAGONAL: + a.append("<line id=\"sub", + "\" x1=\"-1\" y1=\"-1\" x2=\"7\" y2=\"7\" stroke=\"#"); + break; + case U_HS_BDIAGONAL: + a.append("<line id=\"sub", + "\" x1=\"-1\" y1=\"7\" x2=\"7\" y2=\"-1\" stroke=\"#"); + break; + case U_HS_CROSS: + a.append("<path id=\"", + "\" d=\"M 0 0 6 0 M 0 0 0 6\" style=\"fill:none;stroke:#"); + break; + case U_HS_DIAGCROSS: + a.append("<line id=\"subfd", + "\" x1=\"-1\" y1=\"-1\" x2=\"7\" y2=\"7\" stroke=\"#"); + a.append("<line id=\"subbd", + "\" x1=\"-1\" y1=\"7\" x2=\"7\" y2=\"-1\" stroke=\"#"); + break; + case U_HS_SOLIDCLR: + case U_HS_DITHEREDCLR: + case U_HS_SOLIDTEXTCLR: + case U_HS_DITHEREDTEXTCLR: + case U_HS_SOLIDBKCLR: + case U_HS_DITHEREDBKCLR: + default: + a.append("<path id=\"", + "\" d=\"M 0 0 6 0 6 6 0 6 z\" style=\"stroke:none;fill:#"); + break; + } + } + + // References to paths possibly just created above. These will be used in the actual patterns. + switch(hatchType){ + case U_HS_HORIZONTAL: + case U_HS_VERTICAL: + case U_HS_CROSS: + case U_HS_SOLIDCLR: + case U_HS_DITHEREDCLR: + case U_HS_SOLIDTEXTCLR: + case U_HS_DITHEREDTEXTCLR: + case U_HS_SOLIDBKCLR: + case U_HS_DITHEREDBKCLR: + default: + refpath += " <use xlink:href=\"#"; + refpath += hpathname; + refpath += "\" />\n"; + break; + case U_HS_FDIAGONAL: + case U_HS_BDIAGONAL: + refpath += " <use xlink:href=\"#sub"; + refpath += hpathname; + refpath += "\" />\n"; + refpath += " <use xlink:href=\"#sub"; + refpath += hpathname; + refpath += "\" transform=\"translate(6,0)\" />\n"; + refpath += " <use xlink:href=\"#sub"; + refpath += hpathname; + refpath += "\" transform=\"translate(-6,0)\" />\n"; + break; + case U_HS_DIAGCROSS: + refpath += " <use xlink:href=\"#subfd"; + refpath += hpathname; + refpath += "\" />\n"; + refpath += " <use xlink:href=\"#subfd"; + refpath += hpathname; + refpath += "\" transform=\"translate(6,0)\"/>\n"; + refpath += " <use xlink:href=\"#subfd"; + refpath += hpathname; + refpath += "\" transform=\"translate(-6,0)\"/>\n"; + refpath += " <use xlink:href=\"#subbd"; + refpath += hpathname; + refpath += "\" />\n"; + refpath += " <use xlink:href=\"#subbd"; + refpath += hpathname; + refpath += "\" transform=\"translate(6,0)\"/>\n"; + refpath += " <use xlink:href=\"#subbd"; + refpath += hpathname; + refpath += "\" transform=\"translate(-6,0)\"/>\n"; + break; + } + + if(d->dc[d->level].bkMode == U_TRANSPARENT || hatchType >= U_HS_SOLIDCLR){ + sprintf(hatchname,"WMFhatch%d_%s",hatchType,tmpcolor); + sprintf(hpathname,"WMFhpath%d_%s",hatchType,tmpcolor); + idx = in_hatches(d,hatchname); + if(!idx){ // add it if not already present + if(d->hatches.count == d->hatches.size){ enlarge_hatches(d); } + d->hatches.strings[d->hatches.count++]=strdup(hatchname); + defs += "\n"; + defs += " <pattern id=\""; + defs += hatchname; + defs += "\" xlink:href=\"#WMFhbasepattern\">\n"; + defs += refpath; + defs += " </pattern>\n"; + idx = d->hatches.count; + } + } + else { // bkMode==U_OPAQUE + /* Set up an object in the defs for this background, if there is not one already there */ + sprintf(bkcolor,"%6.6X",sethexcolor(d->dc[d->level].bkColor)); + sprintf(hbkname,"WMFhbkclr_%s",bkcolor); + idx = in_hatches(d,hbkname); + if(!idx){ // add path/color if not already present. Hatchtype is not needed in the name. + if(d->hatches.count == d->hatches.size){ enlarge_hatches(d); } + d->hatches.strings[d->hatches.count++]=strdup(hbkname); + + defs += "\n"; + defs += " <rect id=\""; + defs += hbkname; + defs += "\" x=\"0\" y=\"0\" width=\"6\" height=\"6\" fill=\"#"; + defs += bkcolor; + defs += "\" />\n"; + } + + // this is the pattern, its name will show up in Inkscape's pattern selector + sprintf(hatchname,"WMFhatch%d_%s_%s",hatchType,tmpcolor,bkcolor); + idx = in_hatches(d,hatchname); + if(!idx){ // add it if not already present + if(d->hatches.count == d->hatches.size){ enlarge_hatches(d); } + d->hatches.strings[d->hatches.count++]=strdup(hatchname); + defs += "\n"; + defs += " <pattern id=\""; + defs += hatchname; + defs += "\" xlink:href=\"#WMFhbasepattern\">\n"; + defs += " <use xlink:href=\"#"; + defs += hbkname; + defs += "\" />\n"; + defs += refpath; + defs += " </pattern>\n"; + idx = d->hatches.count; + } + } + return(idx-1); +} + +/* Add another 100 blank slots to the images array. +*/ +void Wmf::enlarge_images(PWMF_CALLBACK_DATA d){ + d->images.size += 100; + d->images.strings = (char **) realloc(d->images.strings,d->images.size * sizeof(char *)); +} + +/* See if the image string is already in the list. If it is return its position (1->n, not 1-n-1) +*/ +int Wmf::in_images(PWMF_CALLBACK_DATA d, char *test){ + int i; + for(i=0; i<d->images.count; i++){ + if(strcmp(test,d->images.strings[i])==0)return(i+1); + } + return(0); +} + +/* (Conditionally) add an image from a DIB. If a matching image already exists nothing happens. If one + does not exist it is added to the images list and also entered into <defs>. + +*/ +uint32_t Wmf::add_dib_image(PWMF_CALLBACK_DATA d, const char *dib, uint32_t iUsage){ + + uint32_t idx; + char imagename[64]; // big enough + char xywh[64]; // big enough + int dibparams = U_BI_UNKNOWN; // type of image not yet determined + + MEMPNG mempng; // PNG in memory comes back in this + mempng.buffer = nullptr; + + char *rgba_px = nullptr; // RGBA pixels + const char *px = nullptr; // DIB pixels + const U_RGBQUAD *ct = nullptr; // DIB color table + uint32_t numCt; + int32_t width, height, colortype, invert; // if needed these values will be set by wget_DIB_params + if(iUsage == U_DIB_RGB_COLORS){ + // next call returns pointers and values, but allocates no memory + dibparams = wget_DIB_params(dib, &px, &ct, &numCt, &width, &height, &colortype, &invert); + if(dibparams == U_BI_RGB){ + if(!DIB_to_RGBA( + px, // DIB pixel array + ct, // DIB color table + numCt, // DIB color table number of entries + &rgba_px, // U_RGBA pixel array (32 bits), created by this routine, caller must free. + width, // Width of pixel array in record + height, // Height of pixel array in record + colortype, // DIB BitCount Enumeration + numCt, // Color table used if not 0 + invert // If DIB rows are in opposite order from RGBA rows + )){ + toPNG( // Get the image from the RGBA px into mempng + &mempng, + width, height, // of the SRC bitmap + rgba_px + ); + free(rgba_px); + } + } + } + + gchar *base64String=nullptr; + if(dibparams == U_BI_JPEG || dibparams==U_BI_PNG){ // image was binary png or jpg in source file + base64String = g_base64_encode((guchar*) px, numCt ); + } + else if(mempng.buffer){ // image was DIB in source file, converted to png in this routine + base64String = g_base64_encode((guchar*) mempng.buffer, mempng.size ); + free(mempng.buffer); + } + else { // failed conversion, insert the common bad image picture + width = 3; + height = 4; + base64String = bad_image_png(); + } + idx = in_images(d, (char *) base64String); + auto & defs = d->defs; + if(!idx){ // add it if not already present - we looked at the actual data for comparison + if(d->images.count == d->images.size){ enlarge_images(d); } + idx = d->images.count; + d->images.strings[d->images.count++]=strdup(base64String); + + sprintf(imagename,"WMFimage%d",idx++); + sprintf(xywh," x=\"0\" y=\"0\" width=\"%d\" height=\"%d\" ",width,height); // reuse this buffer + + defs += "\n"; + defs += " <image id=\""; + defs += imagename; + defs += "\"\n "; + defs += xywh; + defs += "\n"; + if(dibparams == U_BI_JPEG){ defs += " xlink:href=\"data:image/jpeg;base64,"; } + else { defs += " xlink:href=\"data:image/png;base64,"; } + defs += base64String; + defs += "\"\n"; + defs += " preserveAspectRatio=\"none\"\n"; + defs += " />\n"; + + + defs += "\n"; + defs += " <pattern id=\""; + defs += imagename; + defs += "_ref\"\n "; + defs += xywh; + defs += "\n patternUnits=\"userSpaceOnUse\""; + defs += " >\n"; + defs += " <use id=\""; + defs += imagename; + defs += "_ign\" "; + defs += " xlink:href=\"#"; + defs += imagename; + defs += "\" />\n"; + defs += " "; + defs += " </pattern>\n"; + } + g_free(base64String); //wait until this point to free because it might be a duplicate image + return(idx-1); +} + +/* (Conditionally) add an image from a Bitmap16. If a matching image already exists nothing happens. If one + does not exist it is added to the images list and also entered into <defs>. + +*/ +uint32_t Wmf::add_bm16_image(PWMF_CALLBACK_DATA d, U_BITMAP16 Bm16, const char *px){ + + uint32_t idx; + char imagename[64]; // big enough + char xywh[64]; // big enough + + MEMPNG mempng; // PNG in memory comes back in this + mempng.buffer = nullptr; + + char *rgba_px = nullptr; // RGBA pixels + const U_RGBQUAD *ct = nullptr; // color table, always NULL here + int32_t width, height, colortype, numCt, invert; + numCt = 0; + width = Bm16.Width; // bitmap width in pixels. + height = Bm16.Height; // bitmap height in scan lines. + colortype = Bm16.BitsPixel; // seems to be BitCount Enumeration + invert = 0; + if(colortype < 16)return(U_WMR_INVALID); // these would need a colortable if they were a dib, no idea what bm16 is supposed to do instead. + + if(!DIB_to_RGBA(// This is not really a dib, but close enough so that it still works. + px, // DIB pixel array + ct, // DIB color table (always NULL here) + numCt, // DIB color table number of entries (always 0) + &rgba_px, // U_RGBA pixel array (32 bits), created by this routine, caller must free. + width, // Width of pixel array + height, // Height of pixel array + colortype, // DIB BitCount Enumeration + numCt, // Color table used if not 0 + invert // If DIB rows are in opposite order from RGBA rows + )){ + toPNG( // Get the image from the RGBA px into mempng + &mempng, + width, height, // of the SRC bitmap + rgba_px + ); + free(rgba_px); + } + + gchar *base64String=nullptr; + if(mempng.buffer){ // image was Bm16 in source file, converted to png in this routine + base64String = g_base64_encode((guchar*) mempng.buffer, mempng.size ); + free(mempng.buffer); + } + else { // failed conversion, insert the common bad image picture + width = 3; + height = 4; + base64String = bad_image_png(); + } + + idx = in_images(d, (char *) base64String); + auto & defs = d->defs; + if(!idx){ // add it if not already present - we looked at the actual data for comparison + if(d->images.count == d->images.size){ enlarge_images(d); } + idx = d->images.count; + d->images.strings[d->images.count++]=g_strdup(base64String); + + sprintf(imagename,"WMFimage%d",idx++); + sprintf(xywh," x=\"0\" y=\"0\" width=\"%d\" height=\"%d\" ",width,height); // reuse this buffer + + defs += "\n"; + defs += " <image id=\""; + defs += imagename; + defs += "\"\n "; + defs += xywh; + defs += "\n"; + defs += " xlink:href=\"data:image/png;base64,"; + defs += base64String; + defs += "\"\n"; + defs += " preserveAspectRatio=\"none\"\n"; + defs += " />\n"; + + + defs += "\n"; + defs += " <pattern id=\""; + defs += imagename; + defs += "_ref\"\n "; + defs += xywh; + defs += "\n patternUnits=\"userSpaceOnUse\""; + defs += " >\n"; + defs += " <use id=\""; + defs += imagename; + defs += "_ign\" "; + defs += " xlink:href=\"#"; + defs += imagename; + defs += "\" />\n"; + defs += " </pattern>\n"; + } + g_free(base64String); //wait until this point to free because it might be a duplicate image + return(idx-1); +} + +/* Add another 100 blank slots to the clips array. +*/ +void Wmf::enlarge_clips(PWMF_CALLBACK_DATA d){ + d->clips.size += 100; + d->clips.strings = (char **) realloc(d->clips.strings,d->clips.size * sizeof(char *)); +} + +/* See if the pattern name is already in the list. If it is return its position (1->n, not 1-n-1) +*/ +int Wmf::in_clips(PWMF_CALLBACK_DATA d, const char *test){ + int i; + for(i=0; i<d->clips.count; i++){ + if(strcmp(test,d->clips.strings[i])==0)return(i+1); + } + return(0); +} + +/* (Conditionally) add a clip. + If a matching clip already exists nothing happens + If one does exist it is added to the clips list, entered into <defs>. +*/ +void Wmf::add_clips(PWMF_CALLBACK_DATA d, const char *clippath, unsigned int logic){ + int op = combine_ops_to_livarot(logic); + Geom::PathVector combined_vect; + std::string combined; + if (op >= 0 && d->dc[d->level].clip_id) { + unsigned int real_idx = d->dc[d->level].clip_id - 1; + Geom::PathVector old_vect = sp_svg_read_pathv(d->clips.strings[real_idx]); + Geom::PathVector new_vect = sp_svg_read_pathv(clippath); + combined_vect = sp_pathvector_boolop(new_vect, old_vect, (bool_op) op , (FillRule) fill_oddEven, (FillRule) fill_oddEven); + combined = sp_svg_write_path(combined_vect); + } + else { + combined = clippath; // COPY operation, erases everything and starts a new one + } + + uint32_t idx = in_clips(d, combined.c_str()); + if(!idx){ // add clip if not already present + if(d->clips.count == d->clips.size){ enlarge_clips(d); } + d->clips.strings[d->clips.count++] = strdup(combined.c_str()); + d->dc[d->level].clip_id = d->clips.count; // one more than the slot where it is actually stored + SVGOStringStream tmp_clippath; + tmp_clippath << "\n<clipPath"; + tmp_clippath << "\n\tclipPathUnits=\"userSpaceOnUse\" "; + tmp_clippath << "\n\tid=\"clipWmfPath" << d->dc[d->level].clip_id << "\""; + tmp_clippath << " >"; + tmp_clippath << "\n\t<path d=\""; + tmp_clippath << combined; + tmp_clippath << "\""; + tmp_clippath << "\n\t/>"; + tmp_clippath << "\n</clipPath>"; + d->outdef += tmp_clippath.str().c_str(); + } + else { + d->dc[d->level].clip_id = idx; + } +} + + + +void +Wmf::output_style(PWMF_CALLBACK_DATA d) +{ +// SVGOStringStream tmp_id; + SVGOStringStream tmp_style; + char tmp[1024] = {0}; + + float fill_rgb[3]; + d->dc[d->level].style.fill.value.color.get_rgb_floatv(fill_rgb); + float stroke_rgb[3]; + d->dc[d->level].style.stroke.value.color.get_rgb_floatv(stroke_rgb); + + // for U_WMR_BITBLT with no image, try to approximate some of these operations/ + // Assume src color is "white" + if(d->dwRop3){ + switch(d->dwRop3){ + case U_PATINVERT: // treat all of these as black + case U_SRCINVERT: + case U_DSTINVERT: + case U_BLACKNESS: + case U_SRCERASE: + case U_NOTSRCCOPY: + fill_rgb[0]=fill_rgb[1]=fill_rgb[2]=0.0; + break; + case U_SRCCOPY: // treat all of these as white + case U_NOTSRCERASE: + case U_PATCOPY: + case U_WHITENESS: + fill_rgb[0]=fill_rgb[1]=fill_rgb[2]=1.0; + break; + case U_SRCPAINT: // use the existing color + case U_SRCAND: + case U_MERGECOPY: + case U_MERGEPAINT: + case U_PATPAINT: + default: + break; + } + d->dwRop3 = 0; // might as well reset it here, it must be set for each BITBLT + } + + // Implement some of these, the ones where the original screen color does not matter. + // The options that merge screen and pen colors cannot be done correctly because we + // have no way of knowing what color is already on the screen. For those just pass the + // pen color through. + switch(d->dwRop2){ + case U_R2_BLACK: + fill_rgb[0] = fill_rgb[1] = fill_rgb[2] = 0.0; + stroke_rgb[0]= stroke_rgb[1]= stroke_rgb[2] = 0.0; + break; + case U_R2_NOTMERGEPEN: + case U_R2_MASKNOTPEN: + break; + case U_R2_NOTCOPYPEN: + fill_rgb[0] = 1.0 - fill_rgb[0]; + fill_rgb[1] = 1.0 - fill_rgb[1]; + fill_rgb[2] = 1.0 - fill_rgb[2]; + stroke_rgb[0] = 1.0 - stroke_rgb[0]; + stroke_rgb[1] = 1.0 - stroke_rgb[1]; + stroke_rgb[2] = 1.0 - stroke_rgb[2]; + break; + case U_R2_MASKPENNOT: + case U_R2_NOT: + case U_R2_XORPEN: + case U_R2_NOTMASKPEN: + case U_R2_NOTXORPEN: + case U_R2_NOP: + case U_R2_MERGENOTPEN: + case U_R2_COPYPEN: + case U_R2_MASKPEN: + case U_R2_MERGEPENNOT: + case U_R2_MERGEPEN: + break; + case U_R2_WHITE: + fill_rgb[0] = fill_rgb[1] = fill_rgb[2] = 1.0; + stroke_rgb[0]= stroke_rgb[1]= stroke_rgb[2] = 1.0; + break; + default: + break; + } + + +// tmp_id << "\n\tid=\"" << (d->id++) << "\""; +// d->outsvg += tmp_id.str().c_str(); + d->outsvg += "\n\tstyle=\""; + if (!d->dc[d->level].fill_set || ( d->mask & U_DRAW_NOFILL)) { // nofill are lines and arcs + tmp_style << "fill:none;"; + } else { + switch(d->dc[d->level].fill_mode){ + // both of these use the url(#) method + case DRAW_PATTERN: + snprintf(tmp, 1023, "fill:url(#%s); ",d->hatches.strings[d->dc[d->level].fill_idx]); + tmp_style << tmp; + break; + case DRAW_IMAGE: + snprintf(tmp, 1023, "fill:url(#WMFimage%d_ref); ",d->dc[d->level].fill_idx); + tmp_style << tmp; + break; + case DRAW_PAINT: + default: // <-- this should never happen, but just in case... + snprintf( + tmp, 1023, + "fill:#%02x%02x%02x;", + SP_COLOR_F_TO_U(fill_rgb[0]), + SP_COLOR_F_TO_U(fill_rgb[1]), + SP_COLOR_F_TO_U(fill_rgb[2]) + ); + tmp_style << tmp; + break; + } + snprintf( + tmp, 1023, + "fill-rule:%s;", + (d->dc[d->level].style.fill_rule.value == SP_WIND_RULE_NONZERO ? "evenodd" : "nonzero") + ); + tmp_style << tmp; + tmp_style << "fill-opacity:1;"; + + // if the stroke is the same as the fill, and the right size not to change the end size of the object, do not do it separately + if( + (d->dc[d->level].fill_set ) && + (d->dc[d->level].stroke_set ) && + (d->dc[d->level].style.stroke_width.value == 1 ) && + (d->dc[d->level].fill_mode == d->dc[d->level].stroke_mode) && + ( + (d->dc[d->level].fill_mode != DRAW_PAINT) || + ( + (fill_rgb[0]==stroke_rgb[0]) && + (fill_rgb[1]==stroke_rgb[1]) && + (fill_rgb[2]==stroke_rgb[2]) + ) + ) + ){ + d->dc[d->level].stroke_set = false; + } + } + + if (!d->dc[d->level].stroke_set) { + tmp_style << "stroke:none;"; + } else { + switch(d->dc[d->level].stroke_mode){ + // both of these use the url(#) method + case DRAW_PATTERN: + snprintf(tmp, 1023, "stroke:url(#%s); ",d->hatches.strings[d->dc[d->level].stroke_idx]); + tmp_style << tmp; + break; + case DRAW_IMAGE: + snprintf(tmp, 1023, "stroke:url(#WMFimage%d_ref); ",d->dc[d->level].stroke_idx); + tmp_style << tmp; + break; + case DRAW_PAINT: + default: // <-- this should never happen, but just in case... + snprintf( + tmp, 1023, + "stroke:#%02x%02x%02x;", + SP_COLOR_F_TO_U(stroke_rgb[0]), + SP_COLOR_F_TO_U(stroke_rgb[1]), + SP_COLOR_F_TO_U(stroke_rgb[2]) + ); + tmp_style << tmp; + break; + } + if(d->dc[d->level].style.stroke_width.value){ + tmp_style << "stroke-width:" << + MAX( 0.001, d->dc[d->level].style.stroke_width.value ) << "px;"; + } + else { // In a WMF a 0 width pixel means "1 pixel" + tmp_style << "stroke-width:" << pix_to_abs_size( d, 1 ) << "px;"; + } + + tmp_style << "stroke-linecap:" << + ( + d->dc[d->level].style.stroke_linecap.computed == SP_STROKE_LINECAP_BUTT ? "butt" : + d->dc[d->level].style.stroke_linecap.computed == SP_STROKE_LINECAP_ROUND ? "round" : + d->dc[d->level].style.stroke_linecap.computed == SP_STROKE_LINECAP_SQUARE ? "square" : + "unknown" + ) << ";"; + + tmp_style << "stroke-linejoin:" << + ( + d->dc[d->level].style.stroke_linejoin.computed == SP_STROKE_LINEJOIN_MITER ? "miter" : + d->dc[d->level].style.stroke_linejoin.computed == SP_STROKE_LINEJOIN_ROUND ? "round" : + d->dc[d->level].style.stroke_linejoin.computed == SP_STROKE_LINEJOIN_BEVEL ? "bevel" : + "unknown" + ) << ";"; + + // Set miter limit if known, even if it is not needed immediately (not miter) + tmp_style << "stroke-miterlimit:" << + MAX( 2.0, d->dc[d->level].style.stroke_miterlimit.value ) << ";"; + + if (d->dc[d->level].style.stroke_dasharray.set && + !d->dc[d->level].style.stroke_dasharray.values.empty()) + { + tmp_style << "stroke-dasharray:"; + for (unsigned i=0; i<d->dc[d->level].style.stroke_dasharray.values.size(); i++) { + if (i) + tmp_style << ","; + tmp_style << d->dc[d->level].style.stroke_dasharray.values[i].value; + } + tmp_style << ";"; + tmp_style << "stroke-dashoffset:0;"; + } else { + tmp_style << "stroke-dasharray:none;"; + } + tmp_style << "stroke-opacity:1;"; + } + tmp_style << "\" "; + if (d->dc[d->level].clip_id) + tmp_style << "\n\tclip-path=\"url(#clipWmfPath" << d->dc[d->level].clip_id << ")\" "; + + d->outsvg += tmp_style.str().c_str(); +} + + +double +Wmf::_pix_x_to_point(PWMF_CALLBACK_DATA d, double px) +{ + double scale = (d->dc[d->level].ScaleInX ? d->dc[d->level].ScaleInX : 1.0); + double tmp; + tmp = ((((double) (px - d->dc[d->level].winorg.x))*scale) + d->dc[d->level].vieworg.x) * d->D2PscaleX; + tmp -= d->ulCornerOutX; //The WMF boundary rectangle can be anywhere, place its upper left corner in the Inkscape upper left corner + return(tmp); +} + +double +Wmf::_pix_y_to_point(PWMF_CALLBACK_DATA d, double py) +{ + double scale = (d->dc[d->level].ScaleInY ? d->dc[d->level].ScaleInY : 1.0); + double tmp; + tmp = ((((double) (py - d->dc[d->level].winorg.y))*scale) * d->E2IdirY + d->dc[d->level].vieworg.y) * d->D2PscaleY; + tmp -= d->ulCornerOutY; //The WMF boundary rectangle can be anywhere, place its upper left corner in the Inkscape upper left corner + return(tmp); +} + + +double +Wmf::pix_to_x_point(PWMF_CALLBACK_DATA d, double px, double /*py*/) +{ + double x = _pix_x_to_point(d, px); + return x; +} + +double +Wmf::pix_to_y_point(PWMF_CALLBACK_DATA d, double /*px*/, double py) +{ + double y = _pix_y_to_point(d, py); + return y; + +} + +double +Wmf::pix_to_abs_size(PWMF_CALLBACK_DATA d, double px) +{ + double ppx = fabs(px * (d->dc[d->level].ScaleInX ? d->dc[d->level].ScaleInX : 1.0) * d->D2PscaleX * current_scale(d)); + return ppx; +} + +/* returns "x,y" (without the quotes) in inkscape coordinates for a pair of WMF x,y coordinates +*/ +std::string Wmf::pix_to_xy(PWMF_CALLBACK_DATA d, double x, double y){ + SVGOStringStream cxform; + cxform << pix_to_x_point(d,x,y); + cxform << ","; + cxform << pix_to_y_point(d,x,y); + return(cxform.str()); +} + + +void +Wmf::select_pen(PWMF_CALLBACK_DATA d, int index) +{ + int width; + char *record = nullptr; + U_PEN up; + + if (index < 0 && index >= d->n_obj){ return; } + record = d->wmf_obj[index].record; + if(!record){ return; } + d->dc[d->level].active_pen = index; + + (void) U_WMRCREATEPENINDIRECT_get(record, &up); + width = up.Widthw[0]; // width is stored in the first 16 bits of the 32. + + switch (up.Style & U_PS_STYLE_MASK) { + case U_PS_DASH: + case U_PS_DOT: + case U_PS_DASHDOT: + case U_PS_DASHDOTDOT: + { + int penstyle = (up.Style & U_PS_STYLE_MASK); + SPILength spilength(1.f); + if (!d->dc[d->level].style.stroke_dasharray.values.empty() && + (d->level == 0 || (d->level > 0 && d->dc[d->level].style.stroke_dasharray != + d->dc[d->level - 1].style.stroke_dasharray))) + d->dc[d->level].style.stroke_dasharray.values.clear(); + if (penstyle==U_PS_DASH || penstyle==U_PS_DASHDOT || penstyle==U_PS_DASHDOTDOT) { + spilength.setDouble(3); + d->dc[d->level].style.stroke_dasharray.values.push_back(spilength); + spilength.setDouble(1); + d->dc[d->level].style.stroke_dasharray.values.push_back(spilength); + } + if (penstyle==U_PS_DOT || penstyle==U_PS_DASHDOT || penstyle==U_PS_DASHDOTDOT) { + d->dc[d->level].style.stroke_dasharray.values.push_back(spilength); + d->dc[d->level].style.stroke_dasharray.values.push_back(spilength); + } + if (penstyle==U_PS_DASHDOTDOT) { + d->dc[d->level].style.stroke_dasharray.values.push_back(spilength); + d->dc[d->level].style.stroke_dasharray.values.push_back(spilength); + } + + d->dc[d->level].style.stroke_dasharray.set = true; + break; + } + + case U_PS_SOLID: + default: + { + d->dc[d->level].style.stroke_dasharray.set = false; + break; + } + } + + switch (up.Style & U_PS_ENDCAP_MASK) { + case U_PS_ENDCAP_ROUND: { d->dc[d->level].style.stroke_linecap.computed = SP_STROKE_LINECAP_ROUND; break; } + case U_PS_ENDCAP_SQUARE: { d->dc[d->level].style.stroke_linecap.computed = SP_STROKE_LINECAP_SQUARE; break; } + case U_PS_ENDCAP_FLAT: + default: { d->dc[d->level].style.stroke_linecap.computed = SP_STROKE_LINECAP_BUTT; break; } + } + + switch (up.Style & U_PS_JOIN_MASK) { + case U_PS_JOIN_BEVEL: { d->dc[d->level].style.stroke_linejoin.computed = SP_STROKE_LINEJOIN_BEVEL; break; } + case U_PS_JOIN_MITER: { d->dc[d->level].style.stroke_linejoin.computed = SP_STROKE_LINEJOIN_MITER; break; } + case U_PS_JOIN_ROUND: + default: { d->dc[d->level].style.stroke_linejoin.computed = SP_STROKE_LINEJOIN_ROUND; break; } + } + + + double pen_width; + if (up.Style == U_PS_NULL) { + d->dc[d->level].stroke_set = false; + pen_width =0.0; + } else if (width) { + d->dc[d->level].stroke_set = true; + int cur_level = d->level; + d->level = d->wmf_obj[index].level; // this object may have been defined in some other DC. + pen_width = pix_to_abs_size( d, width ); + d->level = cur_level; + } else { // this stroke should always be rendered as 1 pixel wide, independent of zoom level (can that be done in SVG?) + d->dc[d->level].stroke_set = true; + int cur_level = d->level; + d->level = d->wmf_obj[index].level; // this object may have been defined in some other DC. + pen_width = pix_to_abs_size( d, 1 ); + d->level = cur_level; + } + d->dc[d->level].style.stroke_width.value = pen_width; + + double r, g, b; + r = SP_COLOR_U_TO_F( U_RGBAGetR(up.Color) ); + g = SP_COLOR_U_TO_F( U_RGBAGetG(up.Color) ); + b = SP_COLOR_U_TO_F( U_RGBAGetB(up.Color) ); + d->dc[d->level].style.stroke.value.color.set( r, g, b ); +} + + +void +Wmf::select_brush(PWMF_CALLBACK_DATA d, int index) +{ + uint8_t iType; + char *record; + const char *membrush; + + if (index < 0 || index >= d->n_obj)return; + record = d->wmf_obj[index].record; + if(!record)return; + d->dc[d->level].active_brush = index; + + iType = *(uint8_t *)(record + offsetof(U_METARECORD, iType ) ); + if(iType == U_WMR_CREATEBRUSHINDIRECT){ + U_WLOGBRUSH lb; + (void) U_WMRCREATEBRUSHINDIRECT_get(record, &membrush); + memcpy(&lb, membrush, U_SIZE_WLOGBRUSH); + if(lb.Style == U_BS_SOLID){ + double r, g, b; + r = SP_COLOR_U_TO_F( U_RGBAGetR(lb.Color) ); + g = SP_COLOR_U_TO_F( U_RGBAGetG(lb.Color) ); + b = SP_COLOR_U_TO_F( U_RGBAGetB(lb.Color) ); + d->dc[d->level].style.fill.value.color.set( r, g, b ); + d->dc[d->level].fill_mode = DRAW_PAINT; + d->dc[d->level].fill_set = true; + } + else if(lb.Style == U_BS_HATCHED){ + d->dc[d->level].fill_idx = add_hatch(d, lb.Hatch, lb.Color); + d->dc[d->level].fill_recidx = index; // used if the hatch needs to be redone due to bkMode, textmode, etc. changes + d->dc[d->level].fill_mode = DRAW_PATTERN; + d->dc[d->level].fill_set = true; + } + else if(lb.Style == U_BS_NULL){ + d->dc[d->level].fill_mode = DRAW_PAINT; // set it to something + d->dc[d->level].fill_set = false; + } + } + else if(iType == U_WMR_DIBCREATEPATTERNBRUSH){ + uint32_t tidx; + uint16_t Style; + uint16_t cUsage; + const char *Bm16h = nullptr; // Pointer to Bitmap16 header (px follows) + const char *dib = nullptr; // Pointer to DIB + (void) U_WMRDIBCREATEPATTERNBRUSH_get(record, &Style, &cUsage, &Bm16h, &dib); + if(dib || Bm16h){ + if(dib){ tidx = add_dib_image(d, dib, cUsage); } + else { + U_BITMAP16 Bm16; + const char *px; + memcpy(&Bm16, Bm16h, U_SIZE_BITMAP16); + px = Bm16h + U_SIZE_BITMAP16; + tidx = add_bm16_image(d, Bm16, px); + } + if(tidx == U_WMR_INVALID){ // Problem with the image, for instance, an unsupported bitmap16 type + double r, g, b; + r = SP_COLOR_U_TO_F( U_RGBAGetR(d->dc[d->level].textColor)); + g = SP_COLOR_U_TO_F( U_RGBAGetG(d->dc[d->level].textColor)); + b = SP_COLOR_U_TO_F( U_RGBAGetB(d->dc[d->level].textColor)); + d->dc[d->level].style.fill.value.color.set( r, g, b ); + d->dc[d->level].fill_mode = DRAW_PAINT; + } + else { + d->dc[d->level].fill_idx = tidx; + d->dc[d->level].fill_mode = DRAW_IMAGE; + } + d->dc[d->level].fill_set = true; + } + else { + g_message("Please send WMF file to developers - select_brush U_WMR_DIBCREATEPATTERNBRUSH not bm16 or dib, not handled"); + } + } + else if(iType == U_WMR_CREATEPATTERNBRUSH){ + uint32_t tidx; + int cbPx; + U_BITMAP16 Bm16h; + const char *px; + if(U_WMRCREATEPATTERNBRUSH_get(record, &Bm16h, &cbPx, &px)){ + tidx = add_bm16_image(d, Bm16h, px); + if(tidx == 0xFFFFFFFF){ // Problem with the image, for instance, an unsupported bitmap16 type + double r, g, b; + r = SP_COLOR_U_TO_F( U_RGBAGetR(d->dc[d->level].textColor)); + g = SP_COLOR_U_TO_F( U_RGBAGetG(d->dc[d->level].textColor)); + b = SP_COLOR_U_TO_F( U_RGBAGetB(d->dc[d->level].textColor)); + d->dc[d->level].style.fill.value.color.set( r, g, b ); + d->dc[d->level].fill_mode = DRAW_PAINT; + } + else { + d->dc[d->level].fill_idx = tidx; + d->dc[d->level].fill_mode = DRAW_IMAGE; + } + d->dc[d->level].fill_set = true; + } + } +} + + +void +Wmf::select_font(PWMF_CALLBACK_DATA d, int index) +{ + char *record = nullptr; + const char *memfont; + const char *facename; + U_FONT font; + + if (index < 0 || index >= d->n_obj)return; + record = d->wmf_obj[index].record; + if (!record)return; + d->dc[d->level].active_font = index; + + + (void) U_WMRCREATEFONTINDIRECT_get(record, &memfont); + memcpy(&font,memfont,U_SIZE_FONT_CORE); //make sure it is in a properly aligned structure before touching it + facename = memfont + U_SIZE_FONT_CORE; + + /* The logfont information always starts with a U_LOGFONT structure but the U_WMRCREATEFONTINDIRECT + is defined as U_LOGFONT_PANOSE so it can handle one of those if that is actually present. Currently only logfont + is supported, and the remainder, it it really is a U_LOGFONT_PANOSE record, is ignored + */ + int cur_level = d->level; + d->level = d->wmf_obj[index].level; + double font_size = pix_to_abs_size( d, font.Height ); + /* snap the font_size to the nearest 1/32nd of a point. + (The size is converted from Pixels to points, snapped, and converted back.) + See the notes where d->D2Pscale[XY] are set for the reason why. + Typically this will set the font to the desired exact size. If some peculiar size + was intended this will, at worst, make it .03125 off, which is unlikely to be a problem. */ + font_size = round(20.0 * 0.8 * font_size)/(20.0 * 0.8); + d->level = cur_level; + d->dc[d->level].style.font_size.computed = font_size; + d->dc[d->level].style.font_weight.value = + font.Weight == U_FW_THIN ? SP_CSS_FONT_WEIGHT_100 : + font.Weight == U_FW_EXTRALIGHT ? SP_CSS_FONT_WEIGHT_200 : + font.Weight == U_FW_LIGHT ? SP_CSS_FONT_WEIGHT_300 : + font.Weight == U_FW_NORMAL ? SP_CSS_FONT_WEIGHT_400 : + font.Weight == U_FW_MEDIUM ? SP_CSS_FONT_WEIGHT_500 : + font.Weight == U_FW_SEMIBOLD ? SP_CSS_FONT_WEIGHT_600 : + font.Weight == U_FW_BOLD ? SP_CSS_FONT_WEIGHT_700 : + font.Weight == U_FW_EXTRABOLD ? SP_CSS_FONT_WEIGHT_800 : + font.Weight == U_FW_HEAVY ? SP_CSS_FONT_WEIGHT_900 : + font.Weight == U_FW_NORMAL ? SP_CSS_FONT_WEIGHT_NORMAL : + font.Weight == U_FW_BOLD ? SP_CSS_FONT_WEIGHT_BOLD : + font.Weight == U_FW_EXTRALIGHT ? SP_CSS_FONT_WEIGHT_LIGHTER : + font.Weight == U_FW_EXTRABOLD ? SP_CSS_FONT_WEIGHT_BOLDER : + SP_CSS_FONT_WEIGHT_NORMAL; + d->dc[d->level].style.font_style.value = (font.Italic ? SP_CSS_FONT_STYLE_ITALIC : SP_CSS_FONT_STYLE_NORMAL); + d->dc[d->level].style.text_decoration_line.underline = font.Underline; + d->dc[d->level].style.text_decoration_line.line_through = font.StrikeOut; + d->dc[d->level].style.text_decoration_line.set = true; + d->dc[d->level].style.text_decoration_line.inherit = false; + + // malformed WMF with empty filename may exist, ignore font change if encountered + if(d->dc[d->level].font_name)free(d->dc[d->level].font_name); + if(*facename){ + d->dc[d->level].font_name = strdup(facename); + } + else { // Malformed WMF might specify an empty font name + d->dc[d->level].font_name = strdup("Arial"); // Default font, WMF spec says device can pick whatever it wants + } + d->dc[d->level].style.baseline_shift.value = round((double)((font.Escapement + 3600) % 3600) / 10.0); // use baseline_shift instead of text_transform to avoid overflow +} + +/* Find the first free hole where an object may be stored. + If there are not any return -1. This is a big error, possibly from a corrupt WMF file. +*/ +int Wmf::insertable_object(PWMF_CALLBACK_DATA d) +{ + int index = d->low_water; // Start looking from here, it may already have been filled + while(index < d->n_obj && d->wmf_obj[index].record != nullptr){ index++; } + if(index >= d->n_obj)return(-1); // this is a big problem, percolate it back up so the program can get out of this gracefully + d->low_water = index; // Could probably be index+1 + return(index); +} + +void +Wmf::delete_object(PWMF_CALLBACK_DATA d, int index) +{ + if (index >= 0 && index < d->n_obj) { + // If the active object is deleted set default draw values + if(index == d->dc[d->level].active_pen){ // Use default pen: solid, black, 1 pixel wide + d->dc[d->level].active_pen = -1; + d->dc[d->level].style.stroke_dasharray.set = false; + d->dc[d->level].style.stroke_linecap.computed = SP_STROKE_LINECAP_SQUARE; // U_PS_ENDCAP_SQUARE + d->dc[d->level].style.stroke_linejoin.computed = SP_STROKE_LINEJOIN_MITER; // U_PS_JOIN_MITER; + d->dc[d->level].stroke_set = true; + d->dc[d->level].style.stroke_width.value = 1.0; + d->dc[d->level].style.stroke.value.color.set( 0, 0, 0 ); + } + else if(index == d->dc[d->level].active_brush){ + d->dc[d->level].active_brush = -1; + d->dc[d->level].fill_set = false; + } + else if(index == d->dc[d->level].active_font){ + d->dc[d->level].active_font = -1; + if(d->dc[d->level].font_name){ free(d->dc[d->level].font_name);} + d->dc[d->level].font_name = strdup("Arial"); // Default font, WMF spec says device can pick whatever it wants + d->dc[d->level].style.font_size.computed = 16.0; + d->dc[d->level].style.font_weight.value = SP_CSS_FONT_WEIGHT_400; + d->dc[d->level].style.font_style.value = SP_CSS_FONT_STYLE_NORMAL; + d->dc[d->level].style.text_decoration_line.underline = false; + d->dc[d->level].style.text_decoration_line.line_through = false; + d->dc[d->level].style.baseline_shift.value = 0; + } + + + d->wmf_obj[index].type = 0; +// We are keeping a copy of the WMR rather than just a structure. Currently that is not necessary as the entire +// WMF is read in at once and is stored in a big malloc. However, in past versions it was handled +// record by record, and we might need to do that again at some point in the future if we start running into WMF +// files too big to fit into memory. + if (d->wmf_obj[index].record) + free(d->wmf_obj[index].record); + d->wmf_obj[index].record = nullptr; + if(index < d->low_water)d->low_water = index; + } +} + + +// returns the new index, or -1 on error. +int Wmf::insert_object(PWMF_CALLBACK_DATA d, int type, const char *record) +{ + int index = insertable_object(d); + if(index>=0){ + d->wmf_obj[index].type = type; + d->wmf_obj[index].level = d->level; + d->wmf_obj[index].record = wmr_dup(record); + } + return(index); +} + + +/** + \fn create a UTF-32LE buffer and fill it with UNICODE unknown character + \param count number of copies of the Unicode unknown character to fill with +*/ +uint32_t *Wmf::unknown_chars(size_t count){ + uint32_t *res = (uint32_t *) malloc(sizeof(uint32_t) * (count + 1)); + if(!res)throw "Inkscape fatal memory allocation error - cannot continue"; + for(uint32_t i=0; i<count; i++){ res[i] = 0xFFFD; } + res[count]=0; + return res; +} + +/** + \brief store SVG for an image given the pixmap and various coordinate information + \param d + \param dib packed DIB in memory + \param dx (double) destination x in inkscape pixels + \param dy (double) destination y in inkscape pixels + \param dw (double) destination width in inkscape pixels + \param dh (double) destination height in inkscape pixels + \param sx (int) source x in src image pixels + \param sy (int) source y in src image pixels + \param iUsage +*/ +void Wmf::common_dib_to_image(PWMF_CALLBACK_DATA d, const char *dib, + double dx, double dy, double dw, double dh, int sx, int sy, int sw, int sh, uint32_t iUsage){ + + SVGOStringStream tmp_image; + int dibparams = U_BI_UNKNOWN; // type of image not yet determined + + tmp_image << "\n\t <image\n"; + if (d->dc[d->level].clip_id){ + tmp_image << "\tclip-path=\"url(#clipWmfPath" << d->dc[d->level].clip_id << ")\"\n"; + } + tmp_image << " y=\"" << dy << "\"\n x=\"" << dx <<"\"\n "; + + MEMPNG mempng; // PNG in memory comes back in this + mempng.buffer = nullptr; + + char *rgba_px = nullptr; // RGBA pixels + char *sub_px = nullptr; // RGBA pixels, subarray + const char *px = nullptr; // DIB pixels + const U_RGBQUAD *ct = nullptr; // color table + uint32_t numCt; + int32_t width, height, colortype, invert; // if needed these values will be set in wget_DIB_params + if(iUsage == U_DIB_RGB_COLORS){ + // next call returns pointers and values, but allocates no memory + dibparams = wget_DIB_params(dib, &px, &ct, &numCt, &width, &height, &colortype, &invert); + if(dibparams == U_BI_RGB){ + if(sw == 0 || sh == 0){ + sw = width; + sh = height; + } + if(!DIB_to_RGBA( + px, // DIB pixel array + ct, // DIB color table + numCt, // DIB color table number of entries + &rgba_px, // U_RGBA pixel array (32 bits), created by this routine, caller must free. + width, // Width of pixel array + height, // Height of pixel array + colortype, // DIB BitCount Enumeration + numCt, // Color table used if not 0 + invert // If DIB rows are in opposite order from RGBA rows + )){ + sub_px = RGBA_to_RGBA( // returns either a subset (side effect: frees rgba_px) or NULL (for subset == entire image) + rgba_px, // full pixel array from DIB + width, // Width of pixel array + height, // Height of pixel array + sx,sy, // starting point in pixel array + &sw,&sh // columns/rows to extract from the pixel array (output array size) + ); + + if(!sub_px)sub_px=rgba_px; + toPNG( // Get the image from the RGBA px into mempng + &mempng, + sw, sh, // size of the extracted pixel array + sub_px + ); + free(sub_px); + } + } + } + + gchar *base64String=nullptr; + if(dibparams == U_BI_JPEG){ // image was binary jpg in source file + tmp_image << " xlink:href=\"data:image/jpeg;base64,"; + base64String = g_base64_encode((guchar*) px, numCt ); + } + else if(dibparams==U_BI_PNG){ // image was binary png in source file + tmp_image << " xlink:href=\"data:image/png;base64,"; + base64String = g_base64_encode((guchar*) px, numCt ); + } + else if(mempng.buffer){ // image was DIB in source file, converted to png in this routine + tmp_image << " xlink:href=\"data:image/png;base64,"; + base64String = g_base64_encode((guchar*) mempng.buffer, mempng.size ); + free(mempng.buffer); + } + else { // unknown or unsupported image type or failed conversion, insert the common bad image picture + tmp_image << " xlink:href=\"data:image/png;base64,"; + base64String = bad_image_png(); + } + tmp_image << base64String; + g_free(base64String); + + tmp_image << "\"\n height=\"" << dh << "\"\n width=\"" << dw << "\"\n"; + tmp_image << " transform=" << current_matrix(d, 0.0, 0.0, 0); // returns an identity matrix, no offsets. + tmp_image << " preserveAspectRatio=\"none\"\n"; + tmp_image << "/> \n"; + + d->outsvg += tmp_image.str().c_str(); + d->path = ""; +} + +/** + \brief store SVG for an image given the pixmap and various coordinate information + \param d + \param Bm16 core Bitmap16 header + \param px pointer to Bitmap16 image data + \param dx (double) destination x in inkscape pixels + \param dy (double) destination y in inkscape pixels + \param dw (double) destination width in inkscape pixels + \param dh (double) destination height in inkscape pixels + \param sx (int) source x in src image pixels + \param sy (int) source y in src image pixels + \param iUsage +*/ +void Wmf::common_bm16_to_image(PWMF_CALLBACK_DATA d, U_BITMAP16 Bm16, const char *px, + double dx, double dy, double dw, double dh, int sx, int sy, int sw, int sh){ + + SVGOStringStream tmp_image; + + tmp_image << "\n\t <image\n"; + if (d->dc[d->level].clip_id){ + tmp_image << "\tclip-path=\"url(#clipWmfPath" << d->dc[d->level].clip_id << ")\"\n"; + } + tmp_image << " y=\"" << dy << "\"\n x=\"" << dx <<"\"\n "; + + MEMPNG mempng; // PNG in memory comes back in this + mempng.buffer = nullptr; + + char *rgba_px = nullptr; // RGBA pixels + char *sub_px = nullptr; // RGBA pixels, subarray + const U_RGBQUAD *ct = nullptr; // color table + int32_t width, height, colortype, numCt, invert; + + numCt = 0; + width = Bm16.Width; // bitmap width in pixels. + height = Bm16.Height; // bitmap height in scan lines. + colortype = Bm16.BitsPixel; // seems to be BitCount Enumeration + invert = 0; + + if(sw == 0 || sh == 0){ + sw = width; + sh = height; + } + + if(colortype < 16)return; // these would need a colortable if they were a dib, no idea what bm16 is supposed to do instead. + + if(!DIB_to_RGBA(// This is not really a dib, but close enough so that it still works. + px, // DIB pixel array + ct, // DIB color table (always NULL here) + numCt, // DIB color table number of entries (always 0) + &rgba_px, // U_RGBA pixel array (32 bits), created by this routine, caller must free. + width, // Width of pixel array + height, // Height of pixel array + colortype, // DIB BitCount Enumeration + numCt, // Color table used if not 0 + invert // If DIB rows are in opposite order from RGBA rows + )){ + sub_px = RGBA_to_RGBA( // returns either a subset (side effect: frees rgba_px) or NULL (for subset == entire image) + rgba_px, // full pixel array from DIB + width, // Width of pixel array + height, // Height of pixel array + sx,sy, // starting point in pixel array + &sw,&sh // columns/rows to extract from the pixel array (output array size) + ); + + if(!sub_px)sub_px=rgba_px; + toPNG( // Get the image from the RGBA px into mempng + &mempng, + sw, sh, // size of the extracted pixel array + sub_px + ); + free(sub_px); + } + + gchar *base64String=nullptr; + if(mempng.buffer){ // image was Bm16 in source file, converted to png in this routine + tmp_image << " xlink:href=\"data:image/png;base64,"; + base64String = g_base64_encode((guchar*) mempng.buffer, mempng.size ); + free(mempng.buffer); + } + else { // unknown or unsupported image type or failed conversion, insert the common bad image picture + tmp_image << " xlink:href=\"data:image/png;base64,"; + base64String = bad_image_png(); + } + tmp_image << base64String; + g_free(base64String); + + tmp_image << "\"\n height=\"" << dh << "\"\n width=\"" << dw << "\"\n"; + tmp_image << " transform=" << current_matrix(d, 0.0, 0.0, 0); // returns an identity matrix, no offsets. + tmp_image << " preserveAspectRatio=\"none\"\n"; + tmp_image << "/> \n"; + + d->outsvg += tmp_image.str().c_str(); + d->path = ""; +} + +/** + \fn myMetaFileProc(char *contents, unsigned int length, PWMF_CALLBACK_DATA lpData) + \returns 1 on success, 0 on error + \param contents binary contents of an WMF file + \param length length in bytes of contents + \param d Inkscape data structures returned by this call +*/ +//THis was a callback, just build it into a normal function +int Wmf::myMetaFileProc(const char *contents, unsigned int length, PWMF_CALLBACK_DATA d) +{ + uint32_t off=0; + uint32_t wmr_mask; + int OK =1; + int file_status=1; + TCHUNK_SPECS tsp; + uint8_t iType; + int nSize; // size of the current record, in bytes, or an error value if <=0 + const char *blimit = contents + length; // 1 byte past the end of the last record + + /* variables used to retrieve data from WMF records */ + uint16_t utmp16; + U_POINT16 pt16; // any point + U_RECT16 rc; // any rectangle, usually a bounding rectangle + U_POINT16 Dst; // Destination coordinates + U_POINT16 cDst; // Destination w,h, if different from Src + U_POINT16 Src; // Source coordinates + U_POINT16 cSrc; // Source w,h, if different from Dst + U_POINT16 cwh; // w,h, if Src and Dst use the same values + uint16_t cUsage; // colorusage enumeration + uint32_t dwRop3; // raster operations, these are only barely supported here + const char *dib; // DIB style image structure + U_BITMAP16 Bm16; // Bitmap16 style image structure + const char *px; // Image for Bm16 + uint16_t cPts; // number of points in the next variable + const char *points; // any list of U_POINT16, may not be aligned + int16_t tlen; // length of returned text, in bytes + const char *text; // returned text, Latin1 encoded + uint16_t Opts; + const int16_t *dx; // character spacing for one text mode, inkscape ignores this + double left, right, top, bottom; // values used, because a bounding rect can have values reversed L<->R, T<->B + + uint16_t tbkMode = U_TRANSPARENT; // holds proposed change to bkMode, if text is involved saving these to the DC must wait until the text is written + U_COLORREF tbkColor = U_RGB(255, 255, 255); // holds proposed change to bkColor + + // code for end user debugging + int wDbgRecord=0; + int wDbgComment=0; + int wDbgFinal=0; + char const* wDbgString = getenv( "INKSCAPE_DBG_WMF" ); + if ( wDbgString != nullptr ) { + if(strstr(wDbgString,"RECORD")){ wDbgRecord = 1; } + if(strstr(wDbgString,"COMMENT")){ wDbgComment = 1; } + if(strstr(wDbgString,"FINAL")){ wDbgFinal = 1; } + } + + /* initialize the tsp for text reassembly */ + tsp.string = nullptr; + tsp.ori = 0.0; /* degrees */ + tsp.fs = 12.0; /* font size */ + tsp.x = 0.0; + tsp.y = 0.0; + tsp.boff = 0.0; /* offset to baseline from LL corner of bounding rectangle, changes with fs and taln*/ + tsp.vadvance = 0.0; /* meaningful only when a complex contains two or more lines */ + tsp.taln = ALILEFT + ALIBASE; + tsp.ldir = LDIR_LR; + tsp.spaces = 0; // this field is only used for debugging + tsp.color.Red = 0; /* RGB Black */ + tsp.color.Green = 0; /* RGB Black */ + tsp.color.Blue = 0; /* RGB Black */ + tsp.color.Reserved = 0; /* not used */ + tsp.italics = 0; + tsp.weight = 80; + tsp.decoration = TXTDECOR_NONE; + tsp.condensed = 100; + tsp.co = 0; + tsp.fi_idx = -1; /* set to an invalid */ + tsp.rt_tidx = -1; /* set to an invalid */ + + SVGOStringStream dbg_str; + + /* There is very little information in WMF headers, get what is there. In many cases pretty much everything will have to + default. If there is no placeable header we know pretty much nothing about the size of the page, in which case + assume that it is 1440 WMF pixels/inch and make the page A4 landscape. That is almost certainly the wrong page size + but it has to be set to something, and nothing horrible happens if the drawing goes off the page. */ + { + + U_WMRPLACEABLE Placeable; + U_WMRHEADER Header; + off = 0; + nSize = wmfheader_get(contents, blimit, &Placeable, &Header); + if (!nSize) { + return(0); + } + if(!Header.nObjects){ Header.nObjects = 256; }// there _may_ be WMF files with no objects, more likely it is corrupt. Try to use it anyway. + d->n_obj = Header.nObjects; + d->wmf_obj = new WMF_OBJECT[d->n_obj]; + d->low_water = 0; // completely empty at this point, so start searches at 0 + + // Init the new wmf_obj list elements to null, provided the + // dynamic allocation succeeded. + if ( d->wmf_obj != nullptr ) + { + for( int i=0; i < d->n_obj; ++i ) + d->wmf_obj[i].record = nullptr; + } //if + + if(!Placeable.Inch){ Placeable.Inch= 1440; } + if(!Placeable.Dst.right && !Placeable.Dst.left){ // no page size has been supplied + // This is gross, scan forward looking for a SETWINDOWEXT record, use the first one found to + // define the page size + int hold_nSize = off = nSize; + Placeable.Dst.left = 0; + Placeable.Dst.top = 0; + while(OK){ + nSize = U_WMRRECSAFE_get(contents + off, blimit); + if(nSize){ + iType = *(uint8_t *)(contents + off + offsetof(U_METARECORD, iType ) ); + if(iType == U_WMR_SETWINDOWEXT){ + OK=0; + (void) U_WMRSETWINDOWEXT_get(contents + off, &Dst); + Placeable.Dst.right = Dst.x; + Placeable.Dst.bottom = Dst.y; + } + else if(iType == U_WMR_EOF){ + OK=0; + // Really messed up WMF, have to set the page to something, make it A4 horizontal + Placeable.Dst.right = round(((double) Placeable.Inch) * 297.0/25.4); + Placeable.Dst.bottom = round(((double) Placeable.Inch) * 210.0/25.4); + } + else { + off += nSize; + } + } + else { + return(0); + } + } + off=0; + nSize = hold_nSize; + OK=1; + } + + // drawing size in WMF pixels + d->PixelsInX = Placeable.Dst.right - Placeable.Dst.left + 1; + d->PixelsInY = Placeable.Dst.bottom - Placeable.Dst.top + 1; + + /* + Set values for Window and ViewPort extents to 0 - not defined yet. + */ + d->dc[d->level].sizeView.x = d->dc[d->level].sizeWnd.x = 0; + d->dc[d->level].sizeView.y = d->dc[d->level].sizeWnd.y = 0; + + /* Upper left corner in device units, usually both 0, but not always. + If a placeable header is used, and later a windoworg/windowext are found, then + the placeable information will be ignored. + */ + d->ulCornerInX = Placeable.Dst.left; + d->ulCornerInY = Placeable.Dst.top; + + d->E2IdirY = 1.0; // assume MM_ANISOTROPIC, if not, this will be changed later + d->D2PscaleX = d->D2PscaleY = Inkscape::Util::Quantity::convert(1, "in", "px")/(double) Placeable.Inch; + trinfo_load_qe(d->tri, d->D2PscaleX); /* quantization error that will affect text positions */ + + // drawing size in Inkscape pixels + d->PixelsOutX = d->PixelsInX * d->D2PscaleX; + d->PixelsOutY = d->PixelsInY * d->D2PscaleY; + + // Upper left corner in Inkscape units + d->ulCornerOutX = d->ulCornerInX * d->D2PscaleX; + d->ulCornerOutY = d->ulCornerInY * d->E2IdirY * d->D2PscaleY; + + d->dc[0].style.stroke_width.value = pix_to_abs_size( d, 1 ); // This could not be set until the size of the WMF was known + dbg_str << "<!-- U_WMR_HEADER -->\n"; + + d->outdef += "<?xml version=\"1.0\" encoding=\"UTF-8\" standalone=\"no\"?>\n"; + + SVGOStringStream tmp_outdef; + tmp_outdef << "<svg\n"; + tmp_outdef << " xmlns:svg=\"http://www.w3.org/2000/svg\"\n"; + tmp_outdef << " xmlns=\"http://www.w3.org/2000/svg\"\n"; + tmp_outdef << " xmlns:xlink=\"http://www.w3.org/1999/xlink\"\n"; + tmp_outdef << " xmlns:sodipodi=\"http://sodipodi.sourceforge.net/DTD/sodipodi-0.dtd\"\n"; // needed for sodipodi:role + tmp_outdef << " version=\"1.0\"\n"; + + tmp_outdef << + " width=\"" << Inkscape::Util::Quantity::convert(d->PixelsOutX, "px", "mm") << "mm\"\n" << + " height=\"" << Inkscape::Util::Quantity::convert(d->PixelsOutY, "px", "mm") << "mm\">\n"; + d->outdef += tmp_outdef.str().c_str(); + d->outdef += "<defs>"; // temporary end of header + + // d->defs holds any defines which are read in. + + + } + + + + while(OK){ + if (off>=length) { + return(0); //normally should exit from while after WMREOF sets OK to false. + } + contents += nSize; // pointer to the start of the next record + off += nSize; // offset from beginning of buffer to the start of the next record + + /* Currently this is a weaker check than for EMF, it only checks the size of the constant part + of the record */ + nSize = U_WMRRECSAFE_get(contents, blimit); + if(!nSize) { + file_status = 0; + break; + } + + iType = *(uint8_t *)(contents + offsetof(U_METARECORD, iType ) ); + + wmr_mask = U_wmr_properties(iType); + if (wmr_mask == U_WMR_INVALID) { + file_status = 0; + break; + } +// At run time define environment variable INKSCAPE_DBG_WMF to include string RECORD. +// Users may employ this to track down toxic records + if(wDbgRecord){ + std::cout << "record type: " << iType << " name " << U_wmr_names(iType) << " length: " << nSize << " offset: " << off <<std::endl; + } + + SVGOStringStream tmp_path; + SVGOStringStream tmp_str; + +/* Uncomment the following to track down text problems */ +//std::cout << "tri->dirty:"<< d->tri->dirty << " wmr_mask: " << std::hex << wmr_mask << std::dec << std::endl; + + // incompatible change to text drawing detected (color or background change) forces out existing text + // OR + // next record is valid type and forces pending text to be drawn immediately + if ((d->dc[d->level].dirty & DIRTY_TEXT) || ((wmr_mask != U_WMR_INVALID) && (wmr_mask & U_DRAW_TEXT) && d->tri->dirty)){ + TR_layout_analyze(d->tri); + if (d->dc[d->level].clip_id){ + SVGOStringStream tmp_clip; + tmp_clip << "\n<g\n\tclip-path=\"url(#clipWmfPath" << d->dc[d->level].clip_id << ")\"\n>"; + d->outsvg += tmp_clip.str().c_str(); + } + TR_layout_2_svg(d->tri); + SVGOStringStream ts; + ts << d->tri->out; + d->outsvg += ts.str().c_str(); + d->tri = trinfo_clear(d->tri); + if (d->dc[d->level].clip_id){ + d->outsvg += "\n</g>\n"; + } + } + if(d->dc[d->level].dirty){ //Apply the delayed background changes, clear the flag + d->dc[d->level].bkMode = tbkMode; + memcpy(&(d->dc[d->level].bkColor),&tbkColor, sizeof(U_COLORREF)); + + if(d->dc[d->level].dirty & DIRTY_TEXT){ + // U_COLORREF and TRCOLORREF are exactly the same in memory, but the compiler needs some convincing... + if(tbkMode == U_TRANSPARENT){ (void) trinfo_load_bk(d->tri, BKCLR_NONE, *(TRCOLORREF *) &tbkColor); } + else { (void) trinfo_load_bk(d->tri, BKCLR_LINE, *(TRCOLORREF *) &tbkColor); } // Opaque + } + + /* It is possible to have a series of EMF records that would result in + the following creating hash patterns which are never used. For instance, if + there were a series of records that changed the background color but did nothing + else. + */ + if((d->dc[d->level].fill_mode == DRAW_PATTERN) && (d->dc[d->level].dirty & DIRTY_FILL)){ + select_brush(d, d->dc[d->level].fill_recidx); + } + + d->dc[d->level].dirty = 0; + } + +//std::cout << "BEFORE DRAW logic d->mask: " << std::hex << d->mask << " wmr_mask: " << wmr_mask << std::dec << std::endl; +/* +std::cout << "BEFORE DRAW" + << " test0 " << ( d->mask & U_DRAW_VISIBLE) + << " test1 " << ( d->mask & U_DRAW_FORCE) + << " test2 " << (wmr_mask & U_DRAW_ALTERS) + << " test2.5 " << ((d->mask & U_DRAW_NOFILL) != (wmr_mask & U_DRAW_NOFILL) ) + << " test3 " << (wmr_mask & U_DRAW_VISIBLE) + << " test4 " << !(d->mask & U_DRAW_ONLYTO) + << " test5 " << ((d->mask & U_DRAW_ONLYTO) && !(wmr_mask & U_DRAW_ONLYTO) ) + << std::endl; +*/ + /* spurious moveto records should not affect the drawing. However, they set the NOFILL + bit and that messes up the logic about when to emit a path. So prune out any + stray moveto records. That is those which were never followed by a lineto. + */ + if((d->mask & U_DRAW_NOFILL) && !(d->mask & U_DRAW_VISIBLE) && + !(wmr_mask & U_DRAW_ONLYTO) && (wmr_mask & U_DRAW_VISIBLE)){ + d->mask ^= U_DRAW_NOFILL; + } + + if( + (wmr_mask != U_WMR_INVALID) && // next record is valid type + (d->mask & U_DRAW_VISIBLE) && // This record is drawable + ( + (d->mask & U_DRAW_FORCE) || // This draw is forced by STROKE/FILL/STROKEANDFILL PATH + (wmr_mask & U_DRAW_ALTERS) || // Next record would alter the drawing environment in some way + ((d->mask & U_DRAW_NOFILL) != (wmr_mask & U_DRAW_NOFILL)) || // Fill<->!Fill requires a draw between + ( (wmr_mask & U_DRAW_VISIBLE) && // Next record is visible... + ( + ( !(d->mask & U_DRAW_ONLYTO) ) || // Non *TO records cannot be followed by any Visible + ((d->mask & U_DRAW_ONLYTO) && !(wmr_mask & U_DRAW_ONLYTO) )// *TO records can only be followed by other *TO records + ) + ) + ) + ){ +// std::cout << "PATH DRAW at TOP <<+++++++++++++++++++++++++++++++++++++" << std::endl; + if(!(d->path.empty())){ + d->outsvg += " <path "; // this is the ONLY place <path should be used!!!! + output_style(d); + d->outsvg += "\n\t"; + d->outsvg += "\n\td=\""; // this is the ONLY place d=" should be used!!!! + d->outsvg += d->path; + d->outsvg += " \" /> \n"; + d->path = ""; //reset the path + } + // reset the flags + d->mask = 0; + d->drawtype = 0; + } +// std::cout << "AFTER DRAW logic d->mask: " << std::hex << d->mask << " wmr_mask: " << wmr_mask << std::dec << std::endl; + switch (iType) + { + case U_WMR_EOF: + { + dbg_str << "<!-- U_WMR_EOF -->\n"; + + d->outsvg = d->outdef + d->defs + "\n</defs>\n\n" + d->outsvg + "</svg>\n"; + OK=0; + break; + } + case U_WMR_SETBKCOLOR: + { + dbg_str << "<!-- U_WMR_SETBKCOLOR -->\n"; + nSize = U_WMRSETBKCOLOR_get(contents, &tbkColor); + if(memcmp(&tbkColor, &(d->dc[d->level].bkColor), sizeof(U_COLORREF))){ + d->dc[d->level].dirty |= DIRTY_TEXT; + if(d->dc[d->level].fill_mode == DRAW_PATTERN){ d->dc[d->level].dirty |= DIRTY_FILL; } + tbkMode = d->dc[d->level].bkMode; + } + break; + } + case U_WMR_SETBKMODE:{ + dbg_str << "<!-- U_WMR_SETBKMODE -->\n"; + nSize = U_WMRSETBKMODE_get(contents, &tbkMode); + if(tbkMode != d->dc[d->level].bkMode){ + d->dc[d->level].dirty |= DIRTY_TEXT; + if(tbkMode != d->dc[d->level].bkMode){ + if(d->dc[d->level].fill_mode == DRAW_PATTERN){ d->dc[d->level].dirty |= DIRTY_FILL; } + } + memcpy(&tbkColor,&(d->dc[d->level].bkColor),sizeof(U_COLORREF)); + } + break; + } + case U_WMR_SETMAPMODE: + { + dbg_str << "<!-- U_WMR_SETMAPMODE -->\n"; + nSize = U_WMRSETMAPMODE_get(contents, &utmp16); + switch (utmp16){ + case U_MM_TEXT: + default: + // Use all values from the header. + break; + /* For all of the following the indicated scale this will be encoded in WindowExtEx/ViewportExtex + and show up in ScaleIn[XY] + */ + case U_MM_LOMETRIC: // 1 LU = 0.1 mm, + case U_MM_HIMETRIC: // 1 LU = 0.01 mm + case U_MM_LOENGLISH: // 1 LU = 0.1 in + case U_MM_HIENGLISH: // 1 LU = 0.01 in + case U_MM_TWIPS: // 1 LU = 1/1440 in + d->E2IdirY = -1.0; + // Use d->D2Pscale[XY] values from the header. + break; + case U_MM_ISOTROPIC: // ScaleIn[XY] should be set elsewhere by SETVIEWPORTEXTEX and SETWINDOWEXTEX + case U_MM_ANISOTROPIC: + break; + } + break; + } + case U_WMR_SETROP2: + { + dbg_str << "<!-- U_WMR_SETROP2 -->\n"; + nSize = U_WMRSETROP2_get(contents, &utmp16); + d->dwRop2 = utmp16; + break; + } + case U_WMR_SETRELABS: dbg_str << "<!-- U_WMR_SETRELABS -->\n"; break; + case U_WMR_SETPOLYFILLMODE: + { + dbg_str << "<!-- U_WMR_SETPOLYFILLMODE -->\n"; + nSize = U_WMRSETPOLYFILLMODE_get(contents, &utmp16); + d->dc[d->level].style.fill_rule.value = + (utmp16 == U_ALTERNATE ? SP_WIND_RULE_NONZERO + : utmp16 == U_WINDING ? SP_WIND_RULE_INTERSECT : SP_WIND_RULE_NONZERO); + break; + } + case U_WMR_SETSTRETCHBLTMODE: + { + dbg_str << "<!-- U_WMR_SETSTRETCHBLTMODE -->\n"; + nSize = U_WMRSETSTRETCHBLTMODE_get(contents, &utmp16); + BLTmode = utmp16; + break; + } + case U_WMR_SETTEXTCHAREXTRA: dbg_str << "<!-- U_WMR_SETTEXTCHAREXTRA -->\n"; break; + case U_WMR_SETTEXTCOLOR: + { + dbg_str << "<!-- U_WMR_SETTEXTCOLOR -->\n"; + nSize = U_WMRSETTEXTCOLOR_get(contents, &(d->dc[d->level].textColor)); + if(tbkMode != d->dc[d->level].bkMode){ + if(d->dc[d->level].fill_mode == DRAW_PATTERN){ d->dc[d->level].dirty |= DIRTY_FILL; } + } + // not text_dirty, because multicolored complex text is supported in libTERE + break; + } + case U_WMR_SETTEXTJUSTIFICATION: dbg_str << "<!-- U_WMR_SETTEXTJUSTIFICATION -->\n"; break; + case U_WMR_SETWINDOWORG: + { + dbg_str << "<!-- U_WMR_SETWINDOWORG -->\n"; + nSize = U_WMRSETWINDOWORG_get(contents, &d->dc[d->level].winorg); + d->ulCornerOutX = 0.0; // In the examples seen to date if this record is used with a placeable header, that header is ignored + d->ulCornerOutY = 0.0; + break; + } + case U_WMR_SETWINDOWEXT: + { + dbg_str << "<!-- U_WMR_SETWINDOWEXT -->\n"; + + nSize = U_WMRSETWINDOWEXT_get(contents, &d->dc[d->level].sizeWnd); + + if (!d->dc[d->level].sizeWnd.x || !d->dc[d->level].sizeWnd.y) { + d->dc[d->level].sizeWnd = d->dc[d->level].sizeView; + if (!d->dc[d->level].sizeWnd.x || !d->dc[d->level].sizeWnd.y) { + d->dc[d->level].sizeWnd.x = d->PixelsOutX; + d->dc[d->level].sizeWnd.y = d->PixelsOutY; + } + } + else { + /* There are a lot WMF files in circulation with the x,y values in the setwindowext reversed. If this is detected, swap them. + There is a remote possibility that the strange scaling this implies was intended, and those will be rendered incorrectly */ + double Ox = d->PixelsOutX; + double Oy = d->PixelsOutY; + double Wx = d->dc[d->level].sizeWnd.x; + double Wy = d->dc[d->level].sizeWnd.y; + if(Wx != Wy && Geom::are_near(Ox/Wy, Oy/Wx, 1.01/MIN(Wx,Wy)) ){ + int tmp; + tmp = d->dc[d->level].sizeWnd.x; + d->dc[d->level].sizeWnd.x = d->dc[d->level].sizeWnd.y; + d->dc[d->level].sizeWnd.y = tmp; + } + } + + if (!d->dc[d->level].sizeView.x || !d->dc[d->level].sizeView.y) { + /* Previously it used sizeWnd, but that always resulted in scale = 1 if no viewport ever appeared, and in most files, it did not */ + d->dc[d->level].sizeView.x = d->PixelsInX - 1; + d->dc[d->level].sizeView.y = d->PixelsInY - 1; + } + + /* scales logical to WMF pixels, transfer a negative sign on Y, if any */ + if (d->dc[d->level].sizeWnd.x && d->dc[d->level].sizeWnd.y) { + d->dc[d->level].ScaleInX = (double) d->dc[d->level].sizeView.x / (double) d->dc[d->level].sizeWnd.x; + d->dc[d->level].ScaleInY = (double) d->dc[d->level].sizeView.y / (double) d->dc[d->level].sizeWnd.y; + if(d->dc[d->level].ScaleInY < 0){ + d->dc[d->level].ScaleInY *= -1.0; + d->E2IdirY = -1.0; + } + } + else { + d->dc[d->level].ScaleInX = 1; + d->dc[d->level].ScaleInY = 1; + } + break; + } + case U_WMR_SETVIEWPORTORG: + { + dbg_str << "<!-- U_WMR_SETWINDOWORG -->\n"; + nSize = U_WMRSETVIEWPORTORG_get(contents, &d->dc[d->level].vieworg); + break; + } + case U_WMR_SETVIEWPORTEXT: + { + dbg_str << "<!-- U_WMR_SETVIEWPORTEXTEX -->\n"; + + nSize = U_WMRSETVIEWPORTEXT_get(contents, &d->dc[d->level].sizeView); + + if (!d->dc[d->level].sizeView.x || !d->dc[d->level].sizeView.y) { + d->dc[d->level].sizeView = d->dc[d->level].sizeWnd; + if (!d->dc[d->level].sizeView.x || !d->dc[d->level].sizeView.y) { + d->dc[d->level].sizeView.x = d->PixelsOutX; + d->dc[d->level].sizeView.y = d->PixelsOutY; + } + } + + if (!d->dc[d->level].sizeWnd.x || !d->dc[d->level].sizeWnd.y) { + d->dc[d->level].sizeWnd = d->dc[d->level].sizeView; + } + + /* scales logical to WMF pixels, transfer a negative sign on Y, if any */ + if (d->dc[d->level].sizeWnd.x && d->dc[d->level].sizeWnd.y) { + d->dc[d->level].ScaleInX = (double) d->dc[d->level].sizeView.x / (double) d->dc[d->level].sizeWnd.x; + d->dc[d->level].ScaleInY = (double) d->dc[d->level].sizeView.y / (double) d->dc[d->level].sizeWnd.y; + if(d->dc[d->level].ScaleInY < 0){ + d->dc[d->level].ScaleInY *= -1.0; + d->E2IdirY = -1.0; + } + } + else { + d->dc[d->level].ScaleInX = 1; + d->dc[d->level].ScaleInY = 1; + } + break; + } + case U_WMR_OFFSETWINDOWORG: dbg_str << "<!-- U_WMR_OFFSETWINDOWORG -->\n"; break; + case U_WMR_SCALEWINDOWEXT: dbg_str << "<!-- U_WMR_SCALEWINDOWEXT -->\n"; break; + case U_WMR_OFFSETVIEWPORTORG: dbg_str << "<!-- U_WMR_OFFSETVIEWPORTORG -->\n"; break; + case U_WMR_SCALEVIEWPORTEXT: dbg_str << "<!-- U_WMR_SCALEVIEWPORTEXT -->\n"; break; + case U_WMR_LINETO: + { + dbg_str << "<!-- U_WMR_LINETO -->\n"; + + nSize = U_WMRLINETO_get(contents, &pt16); + + d->mask |= wmr_mask; + + tmp_path << "\n\tL " << pix_to_xy( d, pt16.x, pt16.y) << " "; + break; + } + case U_WMR_MOVETO: + { + dbg_str << "<!-- U_WMR_MOVETO -->\n"; + + nSize = U_WMRLINETO_get(contents, &pt16); + + d->mask |= wmr_mask; + + d->dc[d->level].cur = pt16; + + tmp_path << + "\n\tM " << pix_to_xy( d, pt16.x, pt16.y ) << " "; + break; + } + case U_WMR_EXCLUDECLIPRECT: + { + dbg_str << "<!-- U_WMR_EXCLUDECLIPRECT -->\n"; + + U_RECT16 rc; + nSize = U_WMREXCLUDECLIPRECT_get(contents, &rc); + + SVGOStringStream tmp_path; + float faraway = 10000000; // hopefully well outside any real drawing! + //outer rect, clockwise + tmp_path << "M " << faraway << "," << faraway << " "; + tmp_path << "L " << faraway << "," << -faraway << " "; + tmp_path << "L " << -faraway << "," << -faraway << " "; + tmp_path << "L " << -faraway << "," << faraway << " "; + tmp_path << "z "; + //inner rect, counterclockwise (sign of Y is reversed) + tmp_path << "M " << pix_to_xy( d, rc.left , rc.top ) << " "; + tmp_path << "L " << pix_to_xy( d, rc.right, rc.top ) << " "; + tmp_path << "L " << pix_to_xy( d, rc.right, rc.bottom ) << " "; + tmp_path << "L " << pix_to_xy( d, rc.left, rc.bottom ) << " "; + tmp_path << "z"; + + add_clips(d, tmp_path.str().c_str(), U_RGN_AND); + + d->path = ""; + d->drawtype = 0; + break; + } + case U_WMR_INTERSECTCLIPRECT: + { + dbg_str << "<!-- U_WMR_INTERSECTCLIPRECT -->\n"; + + nSize = U_WMRINTERSECTCLIPRECT_get(contents, &rc); + + SVGOStringStream tmp_path; + tmp_path << "M " << pix_to_xy( d, rc.left , rc.top ) << " "; + tmp_path << "L " << pix_to_xy( d, rc.right, rc.top ) << " "; + tmp_path << "L " << pix_to_xy( d, rc.right, rc.bottom ) << " "; + tmp_path << "L " << pix_to_xy( d, rc.left, rc.bottom ) << " "; + tmp_path << "z"; + + add_clips(d, tmp_path.str().c_str(), U_RGN_AND); + + d->path = ""; + d->drawtype = 0; + break; + } + case U_WMR_ARC: + { + dbg_str << "<!-- U_WMR_ARC -->\n"; + U_POINT16 ArcStart, ArcEnd; + nSize = U_WMRARC_get(contents, &ArcStart, &ArcEnd, &rc); + + U_PAIRF center,start,end,size; + int f1; + int f2 = (d->arcdir == U_AD_COUNTERCLOCKWISE ? 0 : 1); + int stat = wmr_arc_points(rc, ArcStart, ArcEnd,&f1, f2, ¢er, &start, &end, &size); + if(!stat){ + tmp_path << "\n\tM " << pix_to_xy(d, start.x, start.y); + tmp_path << " A " << pix_to_abs_size(d, size.x)/2.0 << "," << pix_to_abs_size(d, size.y)/2.0; + tmp_path << " "; + tmp_path << 180.0 * current_rotation(d)/M_PI; + tmp_path << " "; + tmp_path << " " << f1 << "," << f2 << " "; + tmp_path << pix_to_xy(d, end.x, end.y) << " \n"; + d->mask |= wmr_mask; + } + else { + dbg_str << "<!-- ARC record is invalid -->\n"; + } + break; + } + case U_WMR_ELLIPSE: + { + dbg_str << "<!-- U_WMR_ELLIPSE -->\n"; + + nSize = U_WMRELLIPSE_get(contents, &rc); + + double cx = pix_to_x_point( d, (rc.left + rc.right)/2.0, (rc.bottom + rc.top)/2.0 ); + double cy = pix_to_y_point( d, (rc.left + rc.right)/2.0, (rc.bottom + rc.top)/2.0 ); + double rx = pix_to_abs_size( d, std::abs(rc.right - rc.left )/2.0 ); + double ry = pix_to_abs_size( d, std::abs(rc.top - rc.bottom)/2.0 ); + + SVGOStringStream tmp_ellipse; + tmp_ellipse << "cx=\"" << cx << "\" "; + tmp_ellipse << "cy=\"" << cy << "\" "; + tmp_ellipse << "rx=\"" << rx << "\" "; + tmp_ellipse << "ry=\"" << ry << "\" "; + + d->mask |= wmr_mask; + + d->outsvg += " <ellipse "; + output_style(d); + d->outsvg += "\n\t"; + d->outsvg += tmp_ellipse.str().c_str(); + d->outsvg += "/> \n"; + d->path = ""; + break; + } + case U_WMR_FLOODFILL: dbg_str << "<!-- U_WMR_EXTFLOODFILL -->\n"; break; + case U_WMR_PIE: + { + dbg_str << "<!-- U_WMR_PIE -->\n"; + U_POINT16 ArcStart, ArcEnd; + nSize = U_WMRPIE_get(contents, &ArcStart, &ArcEnd, &rc); + U_PAIRF center,start,end,size; + int f1; + int f2 = (d->arcdir == U_AD_COUNTERCLOCKWISE ? 0 : 1); + if(!wmr_arc_points(rc, ArcStart, ArcEnd, &f1, f2, ¢er, &start, &end, &size)){ + tmp_path << "\n\tM " << pix_to_xy(d, center.x, center.y); + tmp_path << "\n\tL " << pix_to_xy(d, start.x, start.y); + tmp_path << " A " << pix_to_abs_size(d, size.x)/2.0 << "," << pix_to_abs_size(d, size.y)/2.0; + tmp_path << " "; + tmp_path << 180.0 * current_rotation(d)/M_PI; + tmp_path << " "; + tmp_path << " " << f1 << "," << f2 << " "; + tmp_path << pix_to_xy(d, end.x, end.y) << " \n"; + tmp_path << " z "; + d->mask |= wmr_mask; + } + else { + dbg_str << "<!-- PIE record is invalid -->\n"; + } + break; + } + case U_WMR_RECTANGLE: + { + dbg_str << "<!-- U_WMR_RECTANGLE -->\n"; + + nSize = U_WMRRECTANGLE_get(contents, &rc); + U_sanerect16(rc, &left, &top, &right, &bottom); + + SVGOStringStream tmp_rectangle; + tmp_rectangle << "\n\tM " << pix_to_xy( d, left , top ) << " "; + tmp_rectangle << "\n\tL " << pix_to_xy( d, right, top ) << " "; + tmp_rectangle << "\n\tL " << pix_to_xy( d, right, bottom ) << " "; + tmp_rectangle << "\n\tL " << pix_to_xy( d, left, bottom ) << " "; + tmp_rectangle << "\n\tz"; + + d->mask |= wmr_mask; + + tmp_path << tmp_rectangle.str().c_str(); + break; + } + case U_WMR_ROUNDRECT: + { + dbg_str << "<!-- U_WMR_ROUNDRECT -->\n"; + + int16_t Height,Width; + nSize = U_WMRROUNDRECT_get(contents, &Width, &Height, &rc); + U_sanerect16(rc, &left, &top, &right, &bottom); + double f = 4.*(sqrt(2) - 1)/3; + double f1 = 1.0 - f; + double cnx = Width/2; + double cny = Height/2; + + + SVGOStringStream tmp_rectangle; + tmp_rectangle << "\n" + << " M " + << pix_to_xy(d, left , top + cny ) + << "\n"; + tmp_rectangle << " C " + << pix_to_xy(d, left , top + cny*f1 ) + << " " + << pix_to_xy(d, left + cnx*f1 , top ) + << " " + << pix_to_xy(d, left + cnx , top ) + << "\n"; + tmp_rectangle << " L " + << pix_to_xy(d, right - cnx , top ) + << "\n"; + tmp_rectangle << " C " + << pix_to_xy(d, right - cnx*f1 , top ) + << " " + << pix_to_xy(d, right , top + cny*f1 ) + << " " + << pix_to_xy(d, right , top + cny ) + << "\n"; + tmp_rectangle << " L " + << pix_to_xy(d, right , bottom - cny ) + << "\n"; + tmp_rectangle << " C " + << pix_to_xy(d, right , bottom - cny*f1 ) + << " " + << pix_to_xy(d, right - cnx*f1 , bottom ) + << " " + << pix_to_xy(d, right - cnx , bottom ) + << "\n"; + tmp_rectangle << " L " + << pix_to_xy(d, left + cnx , bottom ) + << "\n"; + tmp_rectangle << " C " + << pix_to_xy(d, left + cnx*f1 , bottom ) + << " " + << pix_to_xy(d, left , bottom - cny*f1 ) + << " " + << pix_to_xy(d, left , bottom - cny ) + << "\n"; + tmp_rectangle << " z\n"; + + + d->mask |= wmr_mask; + + tmp_path << tmp_rectangle.str().c_str(); + break; + } + case U_WMR_PATBLT: + { + dbg_str << "<!-- U_WMR_PATBLT -->\n"; + // Treat this like any other rectangle, ie, ignore the dwRop3 + nSize = U_WMRPATBLT_get(contents, &Dst, &cwh, &dwRop3); + SVGOStringStream tmp_rectangle; + tmp_rectangle << "\n\tM " << pix_to_xy( d, Dst.x , Dst.y ) << " "; + tmp_rectangle << "\n\tL " << pix_to_xy( d, Dst.x + cwh.x, Dst.y ) << " "; + tmp_rectangle << "\n\tL " << pix_to_xy( d, Dst.x + cwh.x, Dst.y + cwh.y ) << " "; + tmp_rectangle << "\n\tL " << pix_to_xy( d, Dst.x, Dst.y + cwh.y ) << " "; + tmp_rectangle << "\n\tz"; + + d->mask |= wmr_mask; + + tmp_path << tmp_rectangle.str().c_str(); + break; + } + case U_WMR_SAVEDC: + { + dbg_str << "<!-- U_WMR_SAVEDC -->\n"; + + if (d->level < WMF_MAX_DC) { + d->dc[d->level + 1] = d->dc[d->level]; + if(d->dc[d->level].font_name){ + d->dc[d->level + 1].font_name = strdup(d->dc[d->level].font_name); // or memory access problems because font name pointer duplicated + } + d->level = d->level + 1; + } + break; + } + case U_WMR_SETPIXEL: dbg_str << "<!-- U_WMR_SETPIXEL -->\n"; break; + case U_WMR_OFFSETCLIPRGN: + { + dbg_str << "<!-- U_EMR_OFFSETCLIPRGN -->\n"; + U_POINT16 off; + nSize = U_WMROFFSETCLIPRGN_get(contents,&off); + if (d->dc[d->level].clip_id) { // can only offset an existing clipping path + unsigned int real_idx = d->dc[d->level].clip_id - 1; + Geom::PathVector tmp_vect = sp_svg_read_pathv(d->clips.strings[real_idx]); + double ox = pix_to_x_point(d, off.x, off.y) - pix_to_x_point(d, 0, 0); // take into account all active transforms + double oy = pix_to_y_point(d, off.x, off.y) - pix_to_y_point(d, 0, 0); + Geom::Affine tf = Geom::Translate(ox,oy); + tmp_vect *= tf; + add_clips(d, sp_svg_write_path(tmp_vect).c_str(), U_RGN_COPY); + } + break; + } + // U_WMR_TEXTOUT should be here, but has been moved down to merge with U_WMR_EXTTEXTOUT + case U_WMR_BITBLT: + { + dbg_str << "<!-- U_WMR_BITBLT -->\n"; + nSize = U_WMRBITBLT_get(contents,&Dst,&cwh,&Src,&dwRop3,&Bm16,&px); + if(!px){ + if(dwRop3 == U_NOOP)break; /* GDI applications apparently often end with this as a sort of flush(), nothing should be drawn */ + int32_t dx = Dst.x; + int32_t dy = Dst.y; + int32_t dw = cwh.x; + int32_t dh = cwh.y; + SVGOStringStream tmp_rectangle; + tmp_rectangle << "\n\tM " << pix_to_xy( d, dx, dy ) << " "; + tmp_rectangle << "\n\tL " << pix_to_xy( d, dx + dw, dy ) << " "; + tmp_rectangle << "\n\tL " << pix_to_xy( d, dx + dw, dy + dh ) << " "; + tmp_rectangle << "\n\tL " << pix_to_xy( d, dx, dy + dh ) << " "; + tmp_rectangle << "\n\tz"; + + d->mask |= wmr_mask; + d->dwRop3 = dwRop3; // we will try to approximate SOME of these + d->mask |= U_DRAW_CLOSED; // Bitblit is not really open or closed, but we need it to fill, and this is the flag for that + + tmp_path << tmp_rectangle.str().c_str(); + } + else { /* Not done yet, Bm16 image present */ } + double dx = pix_to_x_point( d, Dst.x, Dst.y); + double dy = pix_to_y_point( d, Dst.x, Dst.y); + double dw = pix_to_abs_size( d, cwh.x); + double dh = pix_to_abs_size( d, cwh.y); + //source position within the bitmap, in pixels + int sx = Src.x; + int sy = Src.y; + int sw = 0; // extract all of the image + int sh = 0; + if(sx<0)sx=0; + if(sy<0)sy=0; + common_bm16_to_image(d,Bm16,px,dx,dy,dw,dh,sx,sy,sw,sh); + break; + } + case U_WMR_STRETCHBLT: + { + dbg_str << "<!-- U_WMR_STRETCHBLT -->\n"; + nSize = U_WMRSTRETCHBLT_get(contents,&Dst,&cDst,&Src,&cSrc,&dwRop3,&Bm16,&px); + if(!px){ + if(dwRop3 == U_NOOP)break; /* GDI applications apparently often end with this as a sort of flush(), nothing should be drawn */ + int32_t dx = Dst.x; + int32_t dy = Dst.y; + int32_t dw = cDst.x; + int32_t dh = cDst.y; + SVGOStringStream tmp_rectangle; + tmp_rectangle << "\n\tM " << pix_to_xy( d, dx, dy ) << " "; + tmp_rectangle << "\n\tL " << pix_to_xy( d, dx + dw, dy ) << " "; + tmp_rectangle << "\n\tL " << pix_to_xy( d, dx + dw, dy + dh ) << " "; + tmp_rectangle << "\n\tL " << pix_to_xy( d, dx, dy + dh ) << " "; + tmp_rectangle << "\n\tz"; + + d->mask |= wmr_mask; + d->dwRop3 = dwRop3; // we will try to approximate SOME of these + d->mask |= U_DRAW_CLOSED; // Bitblit is not really open or closed, but we need it to fill, and this is the flag for that + + tmp_path << tmp_rectangle.str().c_str(); + } + else { /* Not done yet, Bm16 image present */ } + double dx = pix_to_x_point( d, Dst.x, Dst.y); + double dy = pix_to_y_point( d, Dst.x, Dst.y); + double dw = pix_to_abs_size( d, cDst.x); + double dh = pix_to_abs_size( d, cDst.y); + //source position within the bitmap, in pixels + int sx = Src.x; + int sy = Src.y; + int sw = cSrc.x; // extract the specified amount of the image + int sh = cSrc.y; + if(sx<0)sx=0; + if(sy<0)sy=0; + common_bm16_to_image(d,Bm16,px,dx,dy,dw,dh,sx,sy,sw,sh); + break; + } + case U_WMR_POLYGON: + case U_WMR_POLYLINE: + { + dbg_str << "<!-- U_WMR_POLYGON/POLYLINE -->\n"; + nSize = U_WMRPOLYGON_get(contents, &cPts, &points); + uint32_t i; + + if (cPts < 2)break; + + d->mask |= wmr_mask; + memcpy(&pt16,points,U_SIZE_POINT16); points += U_SIZE_POINT16; + + tmp_str << "\n\tM " << pix_to_xy( d, pt16.x, pt16.y) << " "; + + for (i=1; i<cPts; i++) { + memcpy(&pt16,points,U_SIZE_POINT16); points+=U_SIZE_POINT16; + tmp_str << "\n\tL " << pix_to_xy( d, pt16.x, pt16.y) << " "; + } + + tmp_path << tmp_str.str().c_str(); + if(iType==U_WMR_POLYGON){ tmp_path << " z"; } + + break; + } + case U_WMR_ESCAPE: // only 3 types of escape are implemented + { + dbg_str << "<!-- U_WMR_ESCAPE -->\n"; + uint16_t Escape, elen; + nSize = U_WMRESCAPE_get(contents, &Escape, &elen, &text); + if(elen>=4){ + uint32_t utmp4; + memcpy(&utmp4, text ,4); + if(Escape == U_MFE_SETLINECAP){ + switch (utmp4 & U_PS_ENDCAP_MASK) { + case U_PS_ENDCAP_ROUND: { d->dc[d->level].style.stroke_linecap.computed = SP_STROKE_LINECAP_ROUND; break; } + case U_PS_ENDCAP_SQUARE: { d->dc[d->level].style.stroke_linecap.computed = SP_STROKE_LINECAP_SQUARE; break; } + case U_PS_ENDCAP_FLAT: + default: { d->dc[d->level].style.stroke_linecap.computed = SP_STROKE_LINECAP_BUTT; break; } + } + } + else if(Escape == U_MFE_SETLINEJOIN){ + switch (utmp4 & U_PS_JOIN_MASK) { + case U_PS_JOIN_BEVEL: { d->dc[d->level].style.stroke_linejoin.computed = SP_STROKE_LINEJOIN_BEVEL; break; } + case U_PS_JOIN_MITER: { d->dc[d->level].style.stroke_linejoin.computed = SP_STROKE_LINEJOIN_MITER; break; } + case U_PS_JOIN_ROUND: + default: { d->dc[d->level].style.stroke_linejoin.computed = SP_STROKE_LINEJOIN_ROUND; break; } + } + } + else if(Escape == U_MFE_SETMITERLIMIT){ + //The function takes a float but uses a 32 bit int in the record. + float miterlimit = utmp4; + d->dc[d->level].style.stroke_miterlimit.value = miterlimit; //ratio, not a pt size + if (d->dc[d->level].style.stroke_miterlimit.value < 2) + d->dc[d->level].style.stroke_miterlimit.value = 2.0; + } + } + break; + } + case U_WMR_RESTOREDC: + { + dbg_str << "<!-- U_WMR_RESTOREDC -->\n"; + + int16_t DC; + nSize = U_WMRRESTOREDC_get(contents, &DC); + int old_level = d->level; + if (DC >= 0) { + if (DC < d->level) + d->level = DC; + } + else { + if (d->level + DC >= 0) + d->level = d->level + DC; + } + while (old_level > d->level) { + if (!d->dc[old_level].style.stroke_dasharray.values.empty() && + (old_level == 0 || (old_level > 0 && d->dc[old_level].style.stroke_dasharray != + d->dc[old_level - 1].style.stroke_dasharray))) { + d->dc[old_level].style.stroke_dasharray.values.clear(); + } + if(d->dc[old_level].font_name){ + free(d->dc[old_level].font_name); // else memory leak + d->dc[old_level].font_name = nullptr; + } + old_level--; + } + break; + } + case U_WMR_FILLREGION: dbg_str << "<!-- U_WMR_FILLREGION -->\n"; break; + case U_WMR_FRAMEREGION: dbg_str << "<!-- U_WMR_FRAMEREGION -->\n"; break; + case U_WMR_INVERTREGION: dbg_str << "<!-- U_WMR_INVERTREGION -->\n"; break; + case U_WMR_PAINTREGION: dbg_str << "<!-- U_WMR_PAINTREGION -->\n"; break; + case U_WMR_SELECTCLIPREGION: + { + dbg_str << "<!-- U_WMR_EXTSELECTCLIPRGN -->\n"; + nSize = U_WMRSELECTCLIPREGION_get(contents, &utmp16); + if (utmp16 == U_RGN_COPY) + clipset = false; + break; + } + case U_WMR_SELECTOBJECT: + { + dbg_str << "<!-- U_WMR_SELECTOBJECT -->\n"; + + nSize = U_WMRSELECTOBJECT_get(contents, &utmp16); + unsigned int index = utmp16; + + // WMF has no stock objects + if ( /*index >= 0 &&*/ index < (unsigned int) d->n_obj) { + switch (d->wmf_obj[index].type) + { + case U_WMR_CREATEPENINDIRECT: + select_pen(d, index); + break; + case U_WMR_CREATEBRUSHINDIRECT: + case U_WMR_DIBCREATEPATTERNBRUSH: + case U_WMR_CREATEPATTERNBRUSH: // <- this one did not display properly on XP, DIBCREATEPATTERNBRUSH works + select_brush(d, index); + break; + case U_WMR_CREATEFONTINDIRECT: + select_font(d, index); + break; + case U_WMR_CREATEPALETTE: + case U_WMR_CREATEBITMAPINDIRECT: + case U_WMR_CREATEBITMAP: + case U_WMR_CREATEREGION: + /* these do not do anything, but their objects must be kept in the count */ + break; + } + } + break; + } + case U_WMR_SETTEXTALIGN: + { + dbg_str << "<!-- U_WMR_SETTEXTALIGN -->\n"; + nSize = U_WMRSETTEXTALIGN_get(contents, &(d->dc[d->level].textAlign)); + break; + } + case U_WMR_DRAWTEXT: dbg_str << "<!-- U_WMR_DRAWTEXT -->\n"; break; + case U_WMR_CHORD: + { + dbg_str << "<!-- U_WMR_CHORD -->\n"; + U_POINT16 ArcStart, ArcEnd; + nSize = U_WMRCHORD_get(contents, &ArcStart, &ArcEnd, &rc); + U_PAIRF center,start,end,size; + int f1; + int f2 = (d->arcdir == U_AD_COUNTERCLOCKWISE ? 0 : 1); + if(!wmr_arc_points(rc, ArcStart, ArcEnd, &f1, f2, ¢er, &start, &end, &size)){ + tmp_path << "\n\tM " << pix_to_xy(d, start.x, start.y); + tmp_path << " A " << pix_to_abs_size(d, size.x)/2.0 << "," << pix_to_abs_size(d, size.y)/2.0 ; + tmp_path << " "; + tmp_path << 180.0 * current_rotation(d)/M_PI; + tmp_path << " "; + tmp_path << " " << f1 << "," << f2 << " "; + tmp_path << pix_to_xy(d, end.x, end.y) << " \n"; + tmp_path << " z "; + d->mask |= wmr_mask; + } + else { + dbg_str << "<!-- CHORD record is invalid -->\n"; + } + break; + } + case U_WMR_SETMAPPERFLAGS: dbg_str << "<!-- U_WMR_SETMAPPERFLAGS -->\n"; break; + case U_WMR_TEXTOUT: + case U_WMR_EXTTEXTOUT: + { + if(iType == U_WMR_TEXTOUT){ + dbg_str << "<!-- U_WMR_TEXTOUT -->\n"; + nSize = U_WMRTEXTOUT_get(contents, &Dst, &tlen, &text); + Opts=0; + } + else { + dbg_str << "<!-- U_WMR_EXTTEXTOUT -->\n"; + nSize = U_WMREXTTEXTOUT_get(contents, &Dst, &tlen, &Opts, &text, &dx, &rc ); + } + uint32_t fOptions = Opts; + + double x1,y1; + int cChars; + x1 = Dst.x; + y1 = Dst.y; + cChars = tlen; + + if (d->dc[d->level].textAlign & U_TA_UPDATECP) { + x1 = d->dc[d->level].cur.x; + y1 = d->dc[d->level].cur.y; + } + + double x = pix_to_x_point(d, x1, y1); + double y = pix_to_y_point(d, x1, y1); + + /* Rotation issues are handled entirely in libTERE now */ + + uint32_t *dup_wt = nullptr; + + dup_wt = U_Latin1ToUtf32le(text, cChars, nullptr); + if(!dup_wt)dup_wt = unknown_chars(cChars); + + msdepua(dup_wt); //convert everything in Microsoft's private use area. For Symbol, Wingdings, Dingbats + + if(NonToUnicode(dup_wt, d->dc[d->level].font_name)){ + free(d->dc[d->level].font_name); + d->dc[d->level].font_name = strdup("Times New Roman"); + } + + char *ansi_text; + ansi_text = (char *) U_Utf32leToUtf8((uint32_t *)dup_wt, 0, nullptr); + free(dup_wt); + // Empty text or starts with an invalid escape/control sequence, which is bogus text. Throw it out before g_markup_escape_text can make things worse + if(*((uint8_t *)ansi_text) <= 0x1F){ + free(ansi_text); + ansi_text=nullptr; + } + + if (ansi_text) { + + SVGOStringStream ts; + + gchar *escaped_text = g_markup_escape_text(ansi_text, -1); + + tsp.x = x*0.8; // TERE expects sizes in points + tsp.y = y*0.8; + tsp.color.Red = d->dc[d->level].textColor.Red; + tsp.color.Green = d->dc[d->level].textColor.Green; + tsp.color.Blue = d->dc[d->level].textColor.Blue; + tsp.color.Reserved = 0; + switch(d->dc[d->level].style.font_style.value){ + case SP_CSS_FONT_STYLE_OBLIQUE: + tsp.italics = FC_SLANT_OBLIQUE; break; + case SP_CSS_FONT_STYLE_ITALIC: + tsp.italics = FC_SLANT_ITALIC; break; + default: + case SP_CSS_FONT_STYLE_NORMAL: + tsp.italics = FC_SLANT_ROMAN; break; + } + switch(d->dc[d->level].style.font_weight.value){ + case SP_CSS_FONT_WEIGHT_100: tsp.weight = FC_WEIGHT_THIN ; break; + case SP_CSS_FONT_WEIGHT_200: tsp.weight = FC_WEIGHT_EXTRALIGHT ; break; + case SP_CSS_FONT_WEIGHT_300: tsp.weight = FC_WEIGHT_LIGHT ; break; + case SP_CSS_FONT_WEIGHT_400: tsp.weight = FC_WEIGHT_NORMAL ; break; + case SP_CSS_FONT_WEIGHT_500: tsp.weight = FC_WEIGHT_MEDIUM ; break; + case SP_CSS_FONT_WEIGHT_600: tsp.weight = FC_WEIGHT_SEMIBOLD ; break; + case SP_CSS_FONT_WEIGHT_700: tsp.weight = FC_WEIGHT_BOLD ; break; + case SP_CSS_FONT_WEIGHT_800: tsp.weight = FC_WEIGHT_EXTRABOLD ; break; + case SP_CSS_FONT_WEIGHT_900: tsp.weight = FC_WEIGHT_HEAVY ; break; + case SP_CSS_FONT_WEIGHT_NORMAL: tsp.weight = FC_WEIGHT_NORMAL ; break; + case SP_CSS_FONT_WEIGHT_BOLD: tsp.weight = FC_WEIGHT_BOLD ; break; + case SP_CSS_FONT_WEIGHT_LIGHTER: tsp.weight = FC_WEIGHT_EXTRALIGHT ; break; + case SP_CSS_FONT_WEIGHT_BOLDER: tsp.weight = FC_WEIGHT_EXTRABOLD ; break; + default: tsp.weight = FC_WEIGHT_NORMAL ; break; + } + // WMF only supports two types of text decoration + tsp.decoration = TXTDECOR_NONE; + if(d->dc[d->level].style.text_decoration_line.underline){ tsp.decoration |= TXTDECOR_UNDER; } + if(d->dc[d->level].style.text_decoration_line.line_through){ tsp.decoration |= TXTDECOR_STRIKE;} + + // WMF textalignment is a bit strange: 0x6 is center, 0x2 is right, 0x0 is left, the value 0x4 is also drawn left + tsp.taln = ((d->dc[d->level].textAlign & U_TA_CENTER) == U_TA_CENTER) ? ALICENTER : + (((d->dc[d->level].textAlign & U_TA_CENTER) == U_TA_LEFT) ? ALILEFT : + ALIRIGHT); + tsp.taln |= ((d->dc[d->level].textAlign & U_TA_BASEBIT) ? ALIBASE : + ((d->dc[d->level].textAlign & U_TA_BOTTOM) ? ALIBOT : + ALITOP)); + + // language direction can be encoded two ways, U_TA_RTLREADING is preferred + if( (fOptions & U_ETO_RTLREADING) || (d->dc[d->level].textAlign & U_TA_RTLREADING) ){ tsp.ldir = LDIR_RL; } + else{ tsp.ldir = LDIR_LR; } + + tsp.condensed = FC_WIDTH_NORMAL; // Not implemented well in libTERE (yet) + tsp.ori = d->dc[d->level].style.baseline_shift.value; // For now orientation is always the same as escapement + // There is no world transform, so ori need not be further rotated + tsp.string = (uint8_t *) U_strdup(escaped_text); // this will be free'd much later at a trinfo_clear(). + tsp.fs = d->dc[d->level].style.font_size.computed * 0.8; // Font size in points + char *fontspec = TR_construct_fontspec(&tsp, d->dc[d->level].font_name); + tsp.fi_idx = ftinfo_load_fontname(d->tri->fti,fontspec); + free(fontspec); + // when font name includes narrow it may not be set to "condensed". Narrow fonts do not work well anyway though + // as the metrics from fontconfig may not match, or the font may not be present. + if(0<= TR_findcasesub(d->dc[d->level].font_name, (char *) "Narrow")){ tsp.co=1; } + else { tsp.co=0; } + + int status; + + status = trinfo_load_textrec(d->tri, &tsp, tsp.ori,TR_EMFBOT); // ori is actually escapement + if(status==-1){ // change of escapement, emit what we have and reset + TR_layout_analyze(d->tri); + if (d->dc[d->level].clip_id){ + SVGOStringStream tmp_clip; + tmp_clip << "\n<g\n\tclip-path=\"url(#clipWmfPath" << d->dc[d->level].clip_id << ")\"\n>"; + d->outsvg += tmp_clip.str().c_str(); + } + TR_layout_2_svg(d->tri); + ts << d->tri->out; + d->outsvg += ts.str().c_str(); + d->tri = trinfo_clear(d->tri); + (void) trinfo_load_textrec(d->tri, &tsp, tsp.ori,TR_EMFBOT); // ignore return status, it must work + if (d->dc[d->level].clip_id){ + d->outsvg += "\n</g>\n"; + } + } + + g_free(escaped_text); + free(ansi_text); + } + + break; + } + case U_WMR_SETDIBTODEV: dbg_str << "<!-- U_WMR_EXTTEXTOUT -->\n"; break; + case U_WMR_SELECTPALETTE: dbg_str << "<!-- U_WMR_SELECTPALETTE -->\n"; break; + case U_WMR_REALIZEPALETTE: dbg_str << "<!-- U_WMR_REALIZEPALETTE -->\n"; break; + case U_WMR_ANIMATEPALETTE: dbg_str << "<!-- U_WMR_ANIMATEPALETTE -->\n"; break; + case U_WMR_SETPALENTRIES: dbg_str << "<!-- U_WMR_SETPALENTRIES -->\n"; break; + case U_WMR_POLYPOLYGON: + { + dbg_str << "<!-- U_WMR_POLYPOLYGON16 -->\n"; + uint16_t nPolys; + const uint16_t *aPolyCounts; + const char *Points; + int cpts; /* total number of points in Points*/ + nSize = U_WMRPOLYPOLYGON_get(contents, &nPolys, &aPolyCounts, &Points); + int n, i, j; + + d->mask |= wmr_mask; + + U_POINT16 apt; + for (n=cpts=0; n < nPolys; n++) { cpts += aPolyCounts[n]; } + i = 0; // offset in BYTES + cpts *= U_SIZE_POINT16; // limit for offset i, in BYTES + + for (n=0; n < nPolys && i<cpts; n++) { + SVGOStringStream poly_path; + + memcpy(&apt, Points + i, U_SIZE_POINT16); // points may not be aligned, copy them this way + + poly_path << "\n\tM " << pix_to_xy( d, apt.x, apt.y) << " "; + i += U_SIZE_POINT16; + + for (j=1; j < aPolyCounts[n] && i < cpts; j++) { + memcpy(&apt, Points + i, U_SIZE_POINT16); // points may not be aligned, copy them this way + poly_path << "\n\tL " << pix_to_xy( d, apt.x, apt.y) << " "; + i += U_SIZE_POINT16; + } + + tmp_str << poly_path.str().c_str(); + tmp_str << " z"; + tmp_str << " \n"; + } + + tmp_path << tmp_str.str().c_str(); + + break; + } + case U_WMR_RESIZEPALETTE: dbg_str << "<!-- U_WMR_RESIZEPALETTE -->\n"; break; + case U_WMR_3A: + case U_WMR_3B: + case U_WMR_3C: + case U_WMR_3D: + case U_WMR_3E: + case U_WMR_3F: + { + dbg_str << "<!-- U_WMR_3A..3F -->\n"; + break; + } + case U_WMR_DIBBITBLT: + { + dbg_str << "<!-- U_WMR_DIBBITBLT -->\n"; + nSize = U_WMRDIBBITBLT_get(contents, &Dst, &cwh, &Src, &dwRop3, &dib); + + // Treat all nonImage bitblts as a rectangular write. Definitely not correct, but at + // least it leaves objects where the operations should have been. + if (!dib) { + // should be an application of a DIBPATTERNBRUSHPT, use a solid color instead + + if(dwRop3 == U_NOOP)break; /* GDI applications apparently often end with this as a sort of flush(), nothing should be drawn */ + int32_t dx = Dst.x; + int32_t dy = Dst.y; + int32_t dw = cwh.x; + int32_t dh = cwh.y; + SVGOStringStream tmp_rectangle; + tmp_rectangle << "\n\tM " << pix_to_xy( d, dx, dy ) << " "; + tmp_rectangle << "\n\tL " << pix_to_xy( d, dx + dw, dy ) << " "; + tmp_rectangle << "\n\tL " << pix_to_xy( d, dx + dw, dy + dh ) << " "; + tmp_rectangle << "\n\tL " << pix_to_xy( d, dx, dy + dh ) << " "; + tmp_rectangle << "\n\tz"; + + d->mask |= wmr_mask; + d->dwRop3 = dwRop3; // we will try to approximate SOME of these + d->mask |= U_DRAW_CLOSED; // Bitblit is not really open or closed, but we need it to fill, and this is the flag for that + + tmp_path << tmp_rectangle.str().c_str(); + } + else { + double dx = pix_to_x_point( d, Dst.x, Dst.y); + double dy = pix_to_y_point( d, Dst.x, Dst.y); + double dw = pix_to_abs_size( d, cDst.x); + double dh = pix_to_abs_size( d, cDst.y); + //source position within the bitmap, in pixels + int sx = Src.x; + int sy = Src.y; + int sw = 0; // extract all of the image + int sh = 0; + if(sx<0)sx=0; + if(sy<0)sy=0; + // usageSrc not defined, implicitly it must be U_DIB_RGB_COLORS + common_dib_to_image(d,dib,dx,dy,dw,dh,sx,sy,sw,sh,U_DIB_RGB_COLORS); + } + break; + } + case U_WMR_DIBSTRETCHBLT: + { + dbg_str << "<!-- U_WMR_DIBSTRETCHBLT -->\n"; + nSize = U_WMRDIBSTRETCHBLT_get(contents, &Dst, &cDst, &Src, &cSrc, &dwRop3, &dib); + // Always grab image, ignore modes. + if (dib) { + double dx = pix_to_x_point( d, Dst.x, Dst.y); + double dy = pix_to_y_point( d, Dst.x, Dst.y); + double dw = pix_to_abs_size( d, cDst.x); + double dh = pix_to_abs_size( d, cDst.y); + //source position within the bitmap, in pixels + int sx = Src.x; + int sy = Src.y; + int sw = cSrc.x; // extract the specified amount of the image + int sh = cSrc.y; + // usageSrc not defined, implicitly it must be U_DIB_RGB_COLORS + common_dib_to_image(d,dib,dx,dy,dw,dh,sx,sy,sw,sh, U_DIB_RGB_COLORS); + } + break; + } + case U_WMR_DIBCREATEPATTERNBRUSH: + { + dbg_str << "<!-- U_WMR_DIBCREATEPATTERNBRUSH -->\n"; + insert_object(d, U_WMR_DIBCREATEPATTERNBRUSH, contents); + break; + } + case U_WMR_STRETCHDIB: + { + dbg_str << "<!-- U_WMR_STRETCHDIB -->\n"; + nSize = U_WMRSTRETCHDIB_get(contents, &Dst, &cDst, &Src, &cSrc, &cUsage, &dwRop3, &dib); + double dx = pix_to_x_point( d, Dst.x, Dst.y ); + double dy = pix_to_y_point( d, Dst.x, Dst.y ); + double dw = pix_to_abs_size( d, cDst.x); + double dh = pix_to_abs_size( d, cDst.y); + int sx = Src.x; //source position within the bitmap, in pixels + int sy = Src.y; + int sw = cSrc.x; // extract the specified amount of the image + int sh = cSrc.y; + uint32_t iUsageSrc; + iUsageSrc = cUsage; + common_dib_to_image(d,dib,dx,dy,dw,dh,sx,sy,sw,sh,iUsageSrc); + + break; + } + case U_WMR_44: + case U_WMR_45: + case U_WMR_46: + case U_WMR_47: + { + dbg_str << "<!-- U_WMR_44..47 -->\n"; + break; + } + case U_WMR_EXTFLOODFILL: dbg_str << "<!-- U_WMR_EXTFLOODFILL -->\n"; break; + case U_WMR_49: + case U_WMR_4A: + case U_WMR_4B: + case U_WMR_4C: + case U_WMR_4D: + case U_WMR_4E: + case U_WMR_4F: + case U_WMR_50: + case U_WMR_51: + case U_WMR_52: + case U_WMR_53: + case U_WMR_54: + case U_WMR_55: + case U_WMR_56: + case U_WMR_57: + case U_WMR_58: + case U_WMR_59: + case U_WMR_5A: + case U_WMR_5B: + case U_WMR_5C: + case U_WMR_5D: + case U_WMR_5E: + case U_WMR_5F: + case U_WMR_60: + case U_WMR_61: + case U_WMR_62: + case U_WMR_63: + case U_WMR_64: + case U_WMR_65: + case U_WMR_66: + case U_WMR_67: + case U_WMR_68: + case U_WMR_69: + case U_WMR_6A: + case U_WMR_6B: + case U_WMR_6C: + case U_WMR_6D: + case U_WMR_6E: + case U_WMR_6F: + case U_WMR_70: + case U_WMR_71: + case U_WMR_72: + case U_WMR_73: + case U_WMR_74: + case U_WMR_75: + case U_WMR_76: + case U_WMR_77: + case U_WMR_78: + case U_WMR_79: + case U_WMR_7A: + case U_WMR_7B: + case U_WMR_7C: + case U_WMR_7D: + case U_WMR_7E: + case U_WMR_7F: + case U_WMR_80: + case U_WMR_81: + case U_WMR_82: + case U_WMR_83: + case U_WMR_84: + case U_WMR_85: + case U_WMR_86: + case U_WMR_87: + case U_WMR_88: + case U_WMR_89: + case U_WMR_8A: + case U_WMR_8B: + case U_WMR_8C: + case U_WMR_8D: + case U_WMR_8E: + case U_WMR_8F: + case U_WMR_90: + case U_WMR_91: + case U_WMR_92: + case U_WMR_93: + case U_WMR_94: + case U_WMR_95: + case U_WMR_96: + case U_WMR_97: + case U_WMR_98: + case U_WMR_99: + case U_WMR_9A: + case U_WMR_9B: + case U_WMR_9C: + case U_WMR_9D: + case U_WMR_9E: + case U_WMR_9F: + case U_WMR_A0: + case U_WMR_A1: + case U_WMR_A2: + case U_WMR_A3: + case U_WMR_A4: + case U_WMR_A5: + case U_WMR_A6: + case U_WMR_A7: + case U_WMR_A8: + case U_WMR_A9: + case U_WMR_AA: + case U_WMR_AB: + case U_WMR_AC: + case U_WMR_AD: + case U_WMR_AE: + case U_WMR_AF: + case U_WMR_B0: + case U_WMR_B1: + case U_WMR_B2: + case U_WMR_B3: + case U_WMR_B4: + case U_WMR_B5: + case U_WMR_B6: + case U_WMR_B7: + case U_WMR_B8: + case U_WMR_B9: + case U_WMR_BA: + case U_WMR_BB: + case U_WMR_BC: + case U_WMR_BD: + case U_WMR_BE: + case U_WMR_BF: + case U_WMR_C0: + case U_WMR_C1: + case U_WMR_C2: + case U_WMR_C3: + case U_WMR_C4: + case U_WMR_C5: + case U_WMR_C6: + case U_WMR_C7: + case U_WMR_C8: + case U_WMR_C9: + case U_WMR_CA: + case U_WMR_CB: + case U_WMR_CC: + case U_WMR_CD: + case U_WMR_CE: + case U_WMR_CF: + case U_WMR_D0: + case U_WMR_D1: + case U_WMR_D2: + case U_WMR_D3: + case U_WMR_D4: + case U_WMR_D5: + case U_WMR_D6: + case U_WMR_D7: + case U_WMR_D8: + case U_WMR_D9: + case U_WMR_DA: + case U_WMR_DB: + case U_WMR_DC: + case U_WMR_DD: + case U_WMR_DE: + case U_WMR_DF: + case U_WMR_E0: + case U_WMR_E1: + case U_WMR_E2: + case U_WMR_E3: + case U_WMR_E4: + case U_WMR_E5: + case U_WMR_E6: + case U_WMR_E7: + case U_WMR_E8: + case U_WMR_E9: + case U_WMR_EA: + case U_WMR_EB: + case U_WMR_EC: + case U_WMR_ED: + case U_WMR_EE: + case U_WMR_EF: + { + dbg_str << "<!-- U_WMR_EXTFLOODFILL..EF -->\n"; + break; + } + case U_WMR_DELETEOBJECT: + { + dbg_str << "<!-- U_WMR_DELETEOBJECT -->\n"; + nSize = U_WMRDELETEOBJECT_get(contents, &utmp16); + delete_object(d, utmp16); + break; + } + case U_WMR_F1: + case U_WMR_F2: + case U_WMR_F3: + case U_WMR_F4: + case U_WMR_F5: + case U_WMR_F6: + { + dbg_str << "<!-- F1..F6 -->\n"; + break; + } + case U_WMR_CREATEPALETTE: + { + dbg_str << "<!-- U_WMR_CREATEPALETTE -->\n"; + insert_object(d, U_WMR_CREATEPALETTE, contents); + break; + } + case U_WMR_F8: dbg_str << "<!-- F8 -->\n"; break; + case U_WMR_CREATEPATTERNBRUSH: + { + dbg_str << "<!-- U_WMR_CREATEPATTERNBRUSH -->\n"; + insert_object(d, U_WMR_CREATEPATTERNBRUSH, contents); + break; + } + case U_WMR_CREATEPENINDIRECT: + { + dbg_str << "<!-- U_WMR_EXTCREATEPEN -->\n"; + insert_object(d, U_WMR_CREATEPENINDIRECT, contents); + break; + } + case U_WMR_CREATEFONTINDIRECT: + { + dbg_str << "<!-- U_WMR_CREATEFONTINDIRECT -->\n"; + insert_object(d, U_WMR_CREATEFONTINDIRECT, contents); + break; + } + case U_WMR_CREATEBRUSHINDIRECT: + { + dbg_str << "<!-- U_WMR_CREATEBRUSHINDIRECT -->\n"; + insert_object(d, U_WMR_CREATEBRUSHINDIRECT, contents); + break; + } + case U_WMR_CREATEBITMAPINDIRECT: + { + dbg_str << "<!-- U_WMR_CREATEBITMAPINDIRECT -->\n"; + insert_object(d, U_WMR_CREATEBITMAPINDIRECT, contents); + break; + } + case U_WMR_CREATEBITMAP: + { + dbg_str << "<!-- U_WMR_CREATEBITMAP -->\n"; + insert_object(d, U_WMR_CREATEBITMAP, contents); + break; + } + case U_WMR_CREATEREGION: + { + dbg_str << "<!-- U_WMR_CREATEREGION -->\n"; + insert_object(d, U_WMR_CREATEREGION, contents); + break; + } + default: + dbg_str << "<!-- U_WMR_??? -->\n"; + break; + } //end of switch +// At run time define environment variable INKSCAPE_DBG_WMF to include string COMMENT. +// Users may employ this to to place a comment for each processed WMR record in the SVG + if(wDbgComment){ + d->outsvg += dbg_str.str().c_str(); + } + d->path += tmp_path.str().c_str(); + if(!nSize){ // There was some problem with the processing of this record, it is not safe to continue + file_status = 0; + break; + } + + } //end of while on OK +// At run time define environment variable INKSCAPE_DBG_WMF to include string FINAL +// Users may employ this to to show the final SVG derived from the WMF + if(wDbgFinal){ + std::cout << d->outsvg << std::endl; + } + (void) U_wmr_properties(U_WMR_INVALID); // force the release of the lookup table memory, returned value is irrelevant + + return(file_status); +} + +void Wmf::free_wmf_strings(WMF_STRINGS name){ + if(name.count){ + for(int i=0; i< name.count; i++){ free(name.strings[i]); } + free(name.strings); + } + name.count = 0; + name.size = 0; +} + +SPDocument * +Wmf::open( Inkscape::Extension::Input * /*mod*/, const gchar *uri ) +{ + + if (uri == nullptr) { + return nullptr; + } + + // ensure usage of dot as decimal separator in scanf/printf functions (indepentendly of current locale) + char *oldlocale = g_strdup(setlocale(LC_NUMERIC, nullptr)); + setlocale(LC_NUMERIC, "C"); + + WMF_CALLBACK_DATA d; + + d.n_obj = 0; //these might not be set otherwise if the input file is corrupt + d.wmf_obj=nullptr; + + // Default font, WMF spec says device can pick whatever it wants. + // WMF files that do not specify a font are unlikely to look very good! + d.dc[0].style.font_size.computed = 16.0; + d.dc[0].style.font_weight.value = SP_CSS_FONT_WEIGHT_400; + d.dc[0].style.font_style.value = SP_CSS_FONT_STYLE_NORMAL; + d.dc[0].style.text_decoration_line.underline = false; + d.dc[0].style.text_decoration_line.line_through = false; + d.dc[0].style.baseline_shift.value = 0; + + // Default pen, WMF files that do not specify a pen are unlikely to look very good! + d.dc[0].style.stroke_dasharray.set = false; + d.dc[0].style.stroke_linecap.computed = SP_STROKE_LINECAP_SQUARE; // U_PS_ENDCAP_SQUARE; + d.dc[0].style.stroke_linejoin.computed = SP_STROKE_LINEJOIN_MITER; // U_PS_JOIN_MITER; + d.dc[0].style.stroke_width.value = 1.0; // will be reset to something reasonable once WMF drawing size is known + d.dc[0].style.stroke.value.color.set( 0, 0, 0 ); + d.dc[0].stroke_set = true; + + // Default brush is none - no fill. WMF files that do not specify a brush are unlikely to look very good! + d.dc[0].fill_set = false; + + d.dc[0].font_name = strdup("Arial"); // Default font, set only on lowest level, it copies up from there WMF spec says device can pick whatever it wants + + // set up the size default for patterns in defs. This might not be referenced if there are no patterns defined in the drawing. + + d.defs += "\n"; + d.defs += " <pattern id=\"WMFhbasepattern\" \n"; + d.defs += " patternUnits=\"userSpaceOnUse\"\n"; + d.defs += " width=\"6\" \n"; + d.defs += " height=\"6\" \n"; + d.defs += " x=\"0\" \n"; + d.defs += " y=\"0\"> \n"; + d.defs += " </pattern> \n"; + + + size_t length; + char *contents; + if(wmf_readdata(uri, &contents, &length))return(nullptr); + + // set up the text reassembly system + if(!(d.tri = trinfo_init(nullptr)))return(nullptr); + (void) trinfo_load_ft_opts(d.tri, 1, + FT_LOAD_NO_SCALE | FT_LOAD_NO_HINTING | FT_LOAD_NO_BITMAP, + FT_KERNING_UNSCALED); + + int good = myMetaFileProc(contents,length, &d); + free(contents); + +// std::cout << "SVG Output: " << std::endl << d.outsvg << std::endl; + + SPDocument *doc = nullptr; + if (good) { + doc = SPDocument::createNewDocFromMem(d.outsvg.c_str(), strlen(d.outsvg.c_str()), TRUE); + } + + free_wmf_strings(d.hatches); + free_wmf_strings(d.images); + free_wmf_strings(d.clips); + + if (d.wmf_obj) { + int i; + for (i=0; i<d.n_obj; i++) + delete_object(&d, i); + delete[] d.wmf_obj; + } + + d.dc[0].style.stroke_dasharray.values.clear(); + + for(int i=0; i<=WMF_MAX_DC; i++){ + if(d.dc[i].font_name)free(d.dc[i].font_name); + } + + d.tri = trinfo_release_except_FC(d.tri); + + // in earlier versions no viewbox was generated and a call to setViewBoxIfMissing() was needed here. + + // restore decimal separator used in scanf/printf functions to initial value + setlocale(LC_NUMERIC, oldlocale); + g_free(oldlocale); + + return doc; +} + + +void +Wmf::init () +{ + // clang-format off + /* WMF in */ + Inkscape::Extension::build_from_mem( + "<inkscape-extension xmlns=\"" INKSCAPE_EXTENSION_URI "\">\n" + "<name>" N_("WMF Input") "</name>\n" + "<id>org.inkscape.input.wmf</id>\n" + "<input>\n" + "<extension>.wmf</extension>\n" + "<mimetype>image/x-wmf</mimetype>\n" + "<filetypename>" N_("Windows Metafiles (*.wmf)") "</filetypename>\n" + "<filetypetooltip>" N_("Windows Metafiles") "</filetypetooltip>\n" + "</input>\n" + "</inkscape-extension>", new Wmf()); + + /* WMF out */ + Inkscape::Extension::build_from_mem( + "<inkscape-extension xmlns=\"" INKSCAPE_EXTENSION_URI "\">\n" + "<name>" N_("WMF Output") "</name>\n" + "<id>org.inkscape.output.wmf</id>\n" + "<param name=\"textToPath\" gui-text=\"" N_("Convert texts to paths") "\" type=\"bool\">true</param>\n" + "<param name=\"TnrToSymbol\" gui-text=\"" N_("Map Unicode to Symbol font") "\" type=\"bool\">true</param>\n" + "<param name=\"TnrToWingdings\" gui-text=\"" N_("Map Unicode to Wingdings") "\" type=\"bool\">true</param>\n" + "<param name=\"TnrToZapfDingbats\" gui-text=\"" N_("Map Unicode to Zapf Dingbats") "\" type=\"bool\">true</param>\n" + "<param name=\"UsePUA\" gui-text=\"" N_("Use MS Unicode PUA (0xF020-0xF0FF) for converted characters") "\" type=\"bool\">false</param>\n" + "<param name=\"FixPPTCharPos\" gui-text=\"" N_("Compensate for PPT font bug") "\" type=\"bool\">false</param>\n" + "<param name=\"FixPPTDashLine\" gui-text=\"" N_("Convert dashed/dotted lines to single lines") "\" type=\"bool\">false</param>\n" + "<param name=\"FixPPTGrad2Polys\" gui-text=\"" N_("Convert gradients to colored polygon series") "\" type=\"bool\">false</param>\n" + "<param name=\"FixPPTPatternAsHatch\" gui-text=\"" N_("Map all fill patterns to standard WMF hatches") "\" type=\"bool\">false</param>\n" + "<output>\n" + "<extension>.wmf</extension>\n" + "<mimetype>image/x-wmf</mimetype>\n" + "<filetypename>" N_("Windows Metafile (*.wmf)") "</filetypename>\n" + "<filetypetooltip>" N_("Windows Metafile") "</filetypetooltip>\n" + "</output>\n" + "</inkscape-extension>", new Wmf()); + // clang-format on + + return; +} + + +} } } /* namespace Inkscape, Extension, Implementation */ + +/* + Local Variables: + mode:c++ + c-file-style:"stroustrup" + c-file-offsets:((innamespace . 0)(inline-open . 0)(case-label . +)) + indent-tabs-mode:nil + fill-column:99 + End: +*/ +// vim: filetype=cpp:expandtab:shiftwidth=4:tabstop=8:softtabstop=4:fileencoding=utf-8:textwidth=99 : |