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-rw-r--r--src/file-update.cpp729
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diff --git a/src/file-update.cpp b/src/file-update.cpp
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+++ b/src/file-update.cpp
@@ -0,0 +1,729 @@
+// SPDX-License-Identifier: GPL-2.0-or-later
+/** @file
+ * TODO: insert short description here
+ *//*
+ * Authors: see git history
+ *
+ * Copyright (C) 2018 Authors
+ * Released under GNU GPL v2+, read the file 'COPYING' for more information.
+ */
+/**
+ * @file-update
+ * Operations to bump files from the pre-0.92 era into the 0.92+ era
+ * (90dpi vs 96dpi, line height problems, and related bugs)
+ */
+/* Authors:
+ * Tavmjong Bah
+ * Marc Jeanmougin
+ * su_v
+ */
+#include <clocale>
+#include <gtkmm.h>
+#include <string>
+#include <vector>
+
+#include "desktop.h"
+#include "display/control/canvas-grid.h"
+#include "document-undo.h"
+#include "document.h"
+#include "extension/db.h"
+#include "extension/effect.h"
+#include "extension/input.h"
+#include "extension/output.h"
+#include "extension/system.h"
+#include "file.h"
+#include "inkscape.h"
+#include "io/dir-util.h"
+#include "io/sys.h"
+#include "live_effects/effect.h"
+#include "live_effects/lpeobject.h"
+#include "message-stack.h"
+#include "message.h"
+#include "object/filters/composite.h"
+#include "object/persp3d.h"
+#include "object/sp-defs.h"
+#include "object/sp-flowdiv.h"
+#include "object/sp-flowtext.h"
+#include "object/sp-guide.h"
+#include "object/sp-item.h"
+#include "object/sp-namedview.h"
+#include "object/sp-object.h"
+#include "object/sp-root.h"
+#include "object/sp-text.h"
+#include "object/sp-tspan.h"
+#include "preferences.h"
+#include "print.h"
+#include "proj_pt.h"
+#include "selection-chemistry.h"
+#include "style.h"
+#include "text-editing.h"
+#include "ui/shape-editor.h"
+
+using Inkscape::DocumentUndo;
+
+int sp_file_convert_dpi_method_commandline = -1; // Unset
+
+bool is_line(SPObject *i)
+{
+ if (!(i->getAttribute("sodipodi:role")))
+ return false;
+ return !strcmp(i->getAttribute("sodipodi:role"), "line");
+}
+
+
+void fix_blank_line(SPObject *o)
+{
+ if (SP_IS_TEXT(o))
+ ((SPText *)o)->rebuildLayout();
+ else if (SP_IS_FLOWTEXT(o))
+ ((SPFlowtext *)o)->rebuildLayout();
+
+ SPIFontSize fontsize = o->style->font_size;
+ SPILengthOrNormal lineheight = o->style->line_height;
+ std::vector<SPObject *> cl = o->childList(false);
+ bool beginning = true;
+ for (std::vector<SPObject *>::const_iterator ci = cl.begin(); ci != cl.end(); ++ci) {
+ SPObject *i = *ci;
+ if ((SP_IS_TSPAN(i) && is_line(i)) || SP_IS_FLOWPARA(i) || SP_IS_FLOWDIV(i)) {
+ if (sp_text_get_length((SPItem *)i) <= 1) { // empty line
+ Inkscape::Text::Layout::iterator pos = te_get_layout((SPItem*)(o))->charIndexToIterator(
+ ((SP_IS_FLOWPARA(i) || SP_IS_FLOWDIV(i))?0:((ci==cl.begin())?0:1)) + sp_text_get_length_upto(o,i) );
+ sp_te_insert((SPItem *)o, pos, "\u00a0"); //"\u00a0"
+ gchar *l = g_strdup_printf("%f", lineheight.value);
+ gchar *f = g_strdup_printf("%f", fontsize.value);
+ i->style->line_height.readIfUnset(l);
+ if (!beginning)
+ i->style->font_size.read(f);
+ else
+ i->style->font_size.readIfUnset(f);
+ g_free(l);
+ g_free(f);
+ } else {
+ beginning = false;
+ fontsize = i->style->font_size;
+ lineheight = o->style->line_height;
+ }
+ }
+ }
+}
+
+void fix_line_spacing(SPObject *o)
+{
+ SPILengthOrNormal lineheight = o->style->line_height;
+ bool inner = false;
+ std::vector<SPObject *> cl = o->childList(false);
+ for (auto i : cl) {
+ if ((SP_IS_TSPAN(i) && is_line(i)) || SP_IS_FLOWPARA(i) || SP_IS_FLOWDIV(i)) {
+ // if no line-height attribute, set it
+ gchar *l = g_strdup_printf("%f", lineheight.value);
+ i->style->line_height.readIfUnset(l);
+ g_free(l);
+ }
+ inner = true;
+ }
+ if (inner) {
+ if (SP_IS_TEXT(o)) {
+ o->style->line_height.read("0.00%");
+ } else {
+ o->style->line_height.read("0.01%");
+ }
+ }
+}
+
+void fix_font_name(SPObject *o)
+{
+ std::vector<SPObject *> cl = o->childList(false);
+ for (auto ci : cl)
+ fix_font_name(ci);
+ std::string prev = o->style->font_family.value();
+ if (prev == "Sans")
+ o->style->font_family.read("sans-serif");
+ else if (prev == "Serif")
+ o->style->font_family.read("serif");
+ else if (prev == "Monospace")
+ o->style->font_family.read("monospace");
+}
+
+
+void fix_font_size(SPObject *o)
+{
+ SPIFontSize fontsize = o->style->font_size;
+ if (!fontsize.set)
+ return;
+ bool inner = false;
+ std::vector<SPObject *> cl = o->childList(false);
+ for (auto i : cl) {
+ fix_font_size(i);
+ if ((SP_IS_TSPAN(i) && is_line(i)) || SP_IS_FLOWPARA(i) || SP_IS_FLOWDIV(i)) {
+ inner = true;
+ gchar *s = g_strdup_printf("%f", fontsize.value);
+ if (fontsize.set)
+ i->style->font_size.readIfUnset(s);
+ g_free(s);
+ }
+ }
+ if (inner && (SP_IS_TEXT(o) || SP_IS_FLOWTEXT(o)))
+ o->style->font_size.clear();
+}
+
+
+void fix_osb(SPObject *i)
+{
+ if (auto a = i->getAttribute("osb:paint") ){
+ i->setAttribute("inkscape:swatch", a);
+ i->setAttribute("osb:paint", nullptr);
+ i->updateRepr();
+ }
+}
+
+
+// helper function
+void sp_file_text_run_recursive(void (*f)(SPObject *), SPObject *o)
+{
+ if (SP_IS_TEXT(o) || SP_IS_FLOWTEXT(o))
+ f(o);
+ else {
+ std::vector<SPObject *> cl = o->childList(false);
+ for (auto ci : cl)
+ sp_file_text_run_recursive(f, ci);
+ }
+}
+
+void fix_update(SPObject *o) {
+ o->style->write();
+ o->updateRepr();
+}
+
+void sp_file_convert_text_baseline_spacing(SPDocument *doc)
+{
+ char *oldlocale = g_strdup(setlocale(LC_NUMERIC, nullptr));
+ setlocale(LC_NUMERIC,"C");
+ sp_file_text_run_recursive(fix_blank_line, doc->getRoot());
+ sp_file_text_run_recursive(fix_line_spacing, doc->getRoot());
+ sp_file_text_run_recursive(fix_font_size, doc->getRoot());
+ setlocale(LC_NUMERIC, oldlocale);
+ g_free(oldlocale);
+
+ sp_file_text_run_recursive(fix_update, doc->getRoot());
+}
+
+void sp_file_fix_osb(SPObject *o)
+{
+ fix_osb(o);
+ std::vector<SPObject *> cl = o->childList(false);
+ for (auto ci : cl)
+ sp_file_fix_osb(ci);
+}
+
+
+/**
+ * Implements a fix for https://gitlab.com/inkscape/inkscape/-/issues/45
+ * Line spacing for empty lines was handled differently before 1.0
+ * and in particular with the first empty lines or with how style attributes
+ * are processed in empty lines (line = tspan with sodipodi:role="line")
+ *
+ * This function "fixes" a text element in a old document by removing the
+ * first empty lines and style attrs on other empty lines.
+ *
+ * */
+void _fix_pre_v1_empty_lines(SPObject *o)
+{
+ std::vector<SPObject *> cl = o->childList(false);
+ bool begin = true;
+ std::string cur_y = "";
+ for (auto ci : cl) {
+ if (!SP_IS_TSPAN(ci))
+ continue;
+ if (!is_line(ci))
+ continue;
+ if (!ci->childList(false).empty()) {
+ if (begin)
+ cur_y = ci->getAttribute("y") ? ci->getAttribute("y") : cur_y;
+ begin = false;
+ } else {
+ ci->removeAttribute("style");
+ ci->updateRepr();
+ if (begin) {
+ ci->deleteObject();
+ }
+ }
+ if (cur_y != "")
+ o->setAttribute("y", cur_y);
+ }
+}
+
+
+
+void sp_file_fix_empty_lines(SPDocument *doc)
+{
+ sp_file_text_run_recursive(_fix_pre_v1_empty_lines, doc->getRoot());
+ sp_file_text_run_recursive(fix_update, doc->getRoot());
+}
+
+
+
+void sp_file_convert_font_name(SPDocument *doc)
+{
+ sp_file_text_run_recursive(fix_font_name, doc->getRoot());
+ sp_file_text_run_recursive(fix_update, doc->getRoot());
+}
+
+
+// Quick and dirty internal backup function
+bool sp_file_save_backup( Glib::ustring uri ) {
+
+ Glib::ustring out = uri;
+ out.insert(out.find(".svg"),"_backup");
+
+ FILE *filein = Inkscape::IO::fopen_utf8name(uri.c_str(), "rb");
+ if (!filein) {
+ std::cerr << "sp_file_save_backup: failed to open: " << uri << std::endl;
+ return false;
+ }
+
+ FILE *fileout = Inkscape::IO::fopen_utf8name(out.c_str(), "wb");
+ if (!fileout) {
+ std::cerr << "sp_file_save_backup: failed to open: " << out << std::endl;
+ fclose( filein );
+ return false;
+ }
+
+ int ch;
+ while ((ch = fgetc(filein)) != EOF) {
+ fputc(ch, fileout);
+ }
+ fflush(fileout);
+
+ bool return_value = true;
+ if (ferror(fileout)) {
+ std::cerr << "sp_file_save_backup: error when writing to: " << out << std::endl;
+ return_value = false;
+ }
+
+ fclose(filein);
+ fclose(fileout);
+
+ return return_value;
+}
+
+
+void sp_file_convert_dpi(SPDocument *doc)
+{
+ Inkscape::Preferences *prefs = Inkscape::Preferences::get();
+ SPRoot *root = doc->getRoot();
+
+ // See if we need to offer the user a fix for the 90->96 px per inch change.
+ // std::cout << "SPFileOpen:" << std::endl;
+ // std::cout << " Version: " << sp_version_to_string(root->version.inkscape) << std::endl;
+ // std::cout << " SVG file from old Inkscape version detected: "
+ // << sp_version_to_string(root->version.inkscape) << std::endl;
+ static const double ratio = 90.0/96.0;
+
+ bool need_fix_viewbox = false;
+ bool need_fix_units = false;
+ bool need_fix_guides = false;
+ bool need_fix_grid_mm = false;
+ bool need_fix_box3d = false;
+ bool did_scaling = false;
+
+ // Check if potentially need viewbox or unit fix
+ switch (root->width.unit) {
+ case SVGLength::PC:
+ case SVGLength::PT:
+ case SVGLength::MM:
+ case SVGLength::CM:
+ case SVGLength::INCH:
+ need_fix_viewbox = true;
+ break;
+ case SVGLength::NONE:
+ case SVGLength::PX:
+ need_fix_units = true;
+ break;
+ case SVGLength::EM:
+ case SVGLength::EX:
+ case SVGLength::PERCENT:
+ // OK
+ break;
+ default:
+ std::cerr << "sp_file_convert_dpi: Unhandled width unit!" << std::endl;
+ }
+
+ switch (root->height.unit) {
+ case SVGLength::PC:
+ case SVGLength::PT:
+ case SVGLength::MM:
+ case SVGLength::CM:
+ case SVGLength::INCH:
+ need_fix_viewbox = true;
+ break;
+ case SVGLength::NONE:
+ case SVGLength::PX:
+ need_fix_units = true;
+ break;
+ case SVGLength::EM:
+ case SVGLength::EX:
+ case SVGLength::PERCENT:
+ // OK
+ break;
+ default:
+ std::cerr << "sp_file_convert_dpi: Unhandled height unit!" << std::endl;
+ }
+
+ if (need_fix_units && need_fix_viewbox) {
+ std::cerr << "Different units in document size !" << std::endl;
+ if (root->viewBox_set)
+ need_fix_viewbox = false;
+ else
+ need_fix_units = false;
+ }
+
+ // std::cout << "Absolute SVG units in root? " << (need_fix_viewbox?"true":"false") << std::endl;
+ // std::cout << "User units in root? " << (need_fix_units ?"true":"false") << std::endl;
+
+ if ((!root->viewBox_set && need_fix_viewbox) || need_fix_units) {
+ int response = FILE_DPI_UNCHANGED; // default
+
+ /******** UI *******/
+ bool backup = prefs->getBool("/options/dpifixbackup", true);
+ if (INKSCAPE.use_gui() && sp_file_convert_dpi_method_commandline == -1) {
+ Gtk::Dialog scale_dialog(_("Convert legacy Inkscape file"));
+ scale_dialog.set_transient_for( *(INKSCAPE.active_desktop()->getToplevel()) );
+ scale_dialog.set_border_width(10);
+ scale_dialog.set_resizable(false);
+ Gtk::Label explanation;
+ explanation.set_markup(Glib::ustring("<b>") + doc->getDocumentName() + "</b>\n" +
+ _("was created in an older version of Inkscape (90 DPI) and we need "
+ "to make it compatible with newer versions (96 DPI). Tell us about this file:\n"));
+ explanation.set_line_wrap(true);
+ explanation.set_size_request(600,-1);
+ Gtk::RadioButton::Group c1, c2;
+
+ Gtk::Label choice1_label;
+ choice1_label.set_markup(
+ _("This file contains digital artwork for screen display. <b>(Choose if unsure.)</b>"));
+ Gtk::RadioButton choice1(c1);
+ choice1.add(choice1_label);
+ Gtk::RadioButton choice2(c1, _("This file is intended for physical output, such as paper or 3D prints."));
+ Gtk::Label choice2_1_label;
+ choice2_1_label.set_markup(_("The appearance of elements such as clips, masks, filters, and clones\n"
+ "is most important. <b>(Choose if unsure.)</b>"));
+ Gtk::RadioButton choice2_1(c2);
+ choice2_1.add(choice2_1_label);
+ Gtk::RadioButton choice2_2(c2, _("The accuracy of the physical unit size and position values of objects\n"
+ "in the file is most important. (Experimental.)"));
+ Gtk::CheckButton backup_button(_("Create a backup file in same directory."));
+ Gtk::Expander moreinfo(_("More details..."));
+ Gtk::Label moreinfo_text("", Gtk::ALIGN_START);
+ moreinfo_text.set_markup(
+ // TRANSLATORS: Please don't translate link unless the page exists in your language. Add your language
+ // code to the link this way: https://inkscape.org/[lang]/learn/faq#dpi_change
+ _("<small>We've updated Inkscape to follow the CSS standard of 96 DPI for "
+ "better browser compatibility; we used to use 90 DPI. Digital artwork for screen\n"
+ "display will be converted to 96 DPI without scaling and should be unaffected.\n"
+ "Artwork drawn at 90 DPI for a specific physical size will be too small if "
+ "converted to 96 DPI without any scaling. There are two scaling methods:\n\n"
+ "<b>Scaling the whole document:</b> The least error-prone method, this preserves "
+ "the appearance of the artwork, including filters and the position of masks, etc. \n"
+ "The scale of the artwork relative to the document size may not be accurate.\n\n"
+ "<b>Scaling individual elements in the artwork:</b> This method is less reliable "
+ "and can result in a changed appearance, \nbut is better for physical output that "
+ "relies on accurate sizes and positions (for example, for 3D printing.)\n\n"
+ "More information about this change are available in the <a "
+ "href='https://inkscape.org/en/learn/faq#dpi_change'>Inkscape FAQ</a>"
+ "</small>"));
+ moreinfo_text.set_line_wrap(true);
+ moreinfo_text.set_margin_bottom(20);
+ moreinfo_text.set_margin_top(20);
+ moreinfo_text.set_margin_start(30);
+ moreinfo_text.set_margin_end(15);
+
+ Gtk::Box b;
+ b.set_border_width(0);
+
+ b.pack_start(choice2_1, false, false, 4);
+ b.pack_start(choice2_2, false, false, 4);
+ choice2_1.show();
+ choice2_2.show();
+
+ b.set_halign(Gtk::ALIGN_START);
+ b.set_valign(Gtk::ALIGN_START);
+ b.set_hexpand(false);
+ b.set_vexpand(false);
+ b.set_margin_start(30);
+
+ Gtk::Box *content = scale_dialog.get_content_area();
+ Gtk::Button *ok_button = scale_dialog.add_button(_("OK"), GTK_RESPONSE_ACCEPT);
+ backup_button.set_active(backup);
+ content->pack_start(explanation, false, false, 5);
+ content->pack_start(choice1, false, false, 5);
+ content->pack_start(choice2, false, false, 5);
+ content->pack_start(b, false, false, 5);
+ content->pack_start(backup_button, false, false, 5);
+ content->pack_start(moreinfo, false, false, 5);
+ moreinfo.add(moreinfo_text);
+ scale_dialog.show_all_children();
+ b.hide();
+ choice1.signal_clicked().connect(sigc::mem_fun(b, &Gtk::Box::hide));
+ choice2.signal_clicked().connect(sigc::mem_fun(b, &Gtk::Box::show));
+
+ response = prefs->getInt("/options/dpiupdatemethod", FILE_DPI_UNCHANGED);
+ if ( response != FILE_DPI_UNCHANGED ) {
+ choice2.set_active();
+ b.show();
+ if ( response == FILE_DPI_DOCUMENT_SCALED)
+ choice2_2.set_active();
+ }
+ ok_button->grab_focus();
+
+ int status = scale_dialog.run();
+ if ( status == GTK_RESPONSE_ACCEPT ) {
+ backup = backup_button.get_active();
+ prefs->setBool("/options/dpifixbackup", backup);
+ response = choice1.get_active() ? FILE_DPI_UNCHANGED : choice2_1.get_active() ? FILE_DPI_VIEWBOX_SCALED : FILE_DPI_DOCUMENT_SCALED;
+ prefs->setInt("/options/dpiupdatemethod", response);
+ } else if (sp_file_convert_dpi_method_commandline != -1) {
+ response = sp_file_convert_dpi_method_commandline;
+ } else {
+ response = FILE_DPI_UNCHANGED;
+ }
+ } else { // GUI with explicit option
+ response = FILE_DPI_UNCHANGED;
+ }
+
+ if (backup && (response != FILE_DPI_UNCHANGED)) {
+ const char* filename = doc->getDocumentFilename();
+ if (filename) {
+ sp_file_save_backup(Glib::ustring(filename));
+ }
+ }
+
+ if (!(response == FILE_DPI_UNCHANGED && need_fix_units)) {
+ need_fix_guides = true; // Only fix guides if drawing scaled
+ need_fix_box3d = true;
+ }
+
+ if (response == FILE_DPI_VIEWBOX_SCALED) {
+ double ratio_viewbox = need_fix_units ? 1.0 : ratio;
+
+ doc->setViewBox(Geom::Rect::from_xywh(0, 0, doc->getWidth().value("px") * ratio_viewbox,
+ doc->getHeight().value("px") * ratio_viewbox));
+ Inkscape::Util::Quantity width = // maybe set it to mm ?
+ Inkscape::Util::Quantity(doc->getWidth().value("px") / ratio, "px");
+ Inkscape::Util::Quantity height = Inkscape::Util::Quantity(doc->getHeight().value("px") / ratio, "px");
+ if (need_fix_units)
+ doc->setWidthAndHeight(width, height, false);
+
+ } else if (response == FILE_DPI_DOCUMENT_SCALED) {
+
+ Inkscape::Util::Quantity width = // maybe set it to mm ?
+ Inkscape::Util::Quantity(doc->getWidth().value("px") / ratio, "px");
+ Inkscape::Util::Quantity height = Inkscape::Util::Quantity(doc->getHeight().value("px") / ratio, "px");
+ if (need_fix_units)
+ doc->setWidthAndHeight(width, height, false);
+
+ if (!root->viewBox_set) {
+ // Save preferences
+ bool transform_stroke = prefs->getBool("/options/transform/stroke", true);
+ bool transform_rectcorners = prefs->getBool("/options/transform/rectcorners", true);
+ bool transform_pattern = prefs->getBool("/options/transform/pattern", true);
+ bool transform_gradient = prefs->getBool("/options/transform/gradient", true);
+
+ prefs->setBool("/options/transform/stroke", true);
+ prefs->setBool("/options/transform/rectcorners", true);
+ prefs->setBool("/options/transform/pattern", true);
+ prefs->setBool("/options/transform/gradient", true);
+
+ Inkscape::UI::ShapeEditor::blockSetItem(true);
+ doc->getRoot()->scaleChildItemsRec(Geom::Scale(1 / ratio), Geom::Point(0, 0), false);
+ Inkscape::UI::ShapeEditor::blockSetItem(false);
+
+ // Restore preferences
+ prefs->setBool("/options/transform/stroke", transform_stroke);
+ prefs->setBool("/options/transform/rectcorners", transform_rectcorners);
+ prefs->setBool("/options/transform/pattern", transform_pattern);
+ prefs->setBool("/options/transform/gradient", transform_gradient);
+
+ did_scaling = true;
+ }
+
+ } else { // FILE_DPI_UNCHANGED
+ if (need_fix_units)
+ need_fix_grid_mm = true;
+ }
+ }
+
+ // Fix guides and grids and perspective
+ for (SPObject *child = root->firstChild(); child; child = child->getNext()) {
+ SPNamedView *nv = dynamic_cast<SPNamedView *>(child);
+ if (nv) {
+ if (need_fix_guides) {
+ // std::cout << "Fixing guides" << std::endl;
+ for (SPObject *child2 = nv->firstChild(); child2; child2 = child2->getNext()) {
+ SPGuide *gd = dynamic_cast<SPGuide *>(child2);
+ if (gd) {
+ gd->moveto(gd->getPoint() / ratio, true);
+ }
+ }
+ }
+
+ for (auto grid : nv->grids) {
+ Inkscape::CanvasXYGrid *xy = dynamic_cast<Inkscape::CanvasXYGrid *>(grid);
+ if (xy) {
+ // std::cout << "A grid: " << xy->getSVGName() << std::endl;
+ // std::cout << " Origin: " << xy->origin
+ // << " Spacing: " << xy->spacing << std::endl;
+ // std::cout << (xy->isLegacy()?" Legacy":" Not Legacy") << std::endl;
+ Geom::Scale scale = doc->getDocumentScale();
+ if (xy->isLegacy()) {
+ if (xy->isPixel()) {
+ if (need_fix_grid_mm) {
+ xy->Scale(Geom::Scale(1, 1)); // See note below
+ } else {
+ scale *= Geom::Scale(ratio, ratio);
+ xy->Scale(scale.inverse()); /* *** */
+ }
+ } else {
+ if (need_fix_grid_mm) {
+ xy->Scale(Geom::Scale(ratio, ratio));
+ } else {
+ xy->Scale(scale.inverse()); /* *** */
+ }
+ }
+ } else {
+ if (need_fix_guides) {
+ if (did_scaling) {
+ xy->Scale(Geom::Scale(ratio, ratio).inverse());
+ } else {
+ // HACK: Scaling the document does not seem to cause
+ // grids defined in document units to be updated.
+ // This forces an update.
+ xy->Scale(Geom::Scale(1, 1));
+ }
+ }
+ }
+ }
+ }
+ } // If SPNamedView
+
+ SPDefs *defs = dynamic_cast<SPDefs *>(child);
+ if (defs && need_fix_box3d) {
+ for (SPObject *child = defs->firstChild(); child; child = child->getNext()) {
+ Persp3D *persp3d = dynamic_cast<Persp3D *>(child);
+ if (persp3d) {
+ std::vector<Glib::ustring> tokens;
+
+ const gchar *vp_x = persp3d->getAttribute("inkscape:vp_x");
+ const gchar *vp_y = persp3d->getAttribute("inkscape:vp_y");
+ const gchar *vp_z = persp3d->getAttribute("inkscape:vp_z");
+ const gchar *vp_o = persp3d->getAttribute("inkscape:persp3d-origin");
+ // std::cout << "Found Persp3d: "
+ // << " vp_x: " << vp_x
+ // << " vp_y: " << vp_y
+ // << " vp_z: " << vp_z << std::endl;
+ Proj::Pt2 pt_x(vp_x);
+ Proj::Pt2 pt_y(vp_y);
+ Proj::Pt2 pt_z(vp_z);
+ Proj::Pt2 pt_o(vp_o);
+ pt_x = pt_x * (1.0 / ratio);
+ pt_y = pt_y * (1.0 / ratio);
+ pt_z = pt_z * (1.0 / ratio);
+ pt_o = pt_o * (1.0 / ratio);
+ persp3d->setAttribute("inkscape:vp_x", pt_x.coord_string());
+ persp3d->setAttribute("inkscape:vp_y", pt_y.coord_string());
+ persp3d->setAttribute("inkscape:vp_z", pt_z.coord_string());
+ persp3d->setAttribute("inkscape:persp3d-origin", pt_o.coord_string());
+ }
+ }
+ }
+ } // Look for SPNamedView and SPDefs loop
+
+ // desktop->getDocument()->ensureUpToDate(); // Does not update box3d!
+ DocumentUndo::done(doc, _("Update Document"), "");
+}
+
+
+// pre-1.1:
+// Do not use canvas API-specific feComposite operators, they do *not* apply to SVG.
+// https://github.com/w3c/csswg-drafts/issues/5267
+void fix_feComposite(SPObject *i){
+ if (!SP_IS_FECOMPOSITE(i)) return;
+ auto oper = i->getAttribute("operator");
+ if (!g_strcmp0(oper, "clear")) {
+ i->setAttribute("operator", "arithmetic");
+ i->setAttribute("k1", "0");
+ i->setAttribute("k2", "0");
+ i->setAttribute("k3", "0");
+ i->setAttribute("k4", "0");
+ } else if (!g_strcmp0(oper, "copy")) {
+ i->setAttribute("operator", "arithmetic");
+ i->setAttribute("k1", "0");
+ i->setAttribute("k2", "1");
+ i->setAttribute("k3", "0");
+ i->setAttribute("k4", "0");
+ } else if (!g_strcmp0(oper, "destination")) {
+ i->setAttribute("operator", "arithmetic");
+ i->setAttribute("k1", "0");
+ i->setAttribute("k2", "0");
+ i->setAttribute("k3", "1");
+ i->setAttribute("k4", "0");
+ } else if (!g_strcmp0(oper, "destination-over")) {
+ auto in1 = i->getAttribute("in");
+ auto in2 = i->getAttribute("in2");
+ i->setAttribute("in", in2);
+ i->setAttribute("in2", in1);
+ i->setAttribute("operator", "over");
+ } else if (!g_strcmp0(oper, "destination-in")) {
+ auto in1 = i->getAttribute("in");
+ auto in2 = i->getAttribute("in2");
+ i->setAttribute("in", in2);
+ i->setAttribute("in2", in1);
+ i->setAttribute("operator", "in");
+ } else if (!g_strcmp0(oper, "destination-out")) {
+ auto in1 = i->getAttribute("in");
+ auto in2 = i->getAttribute("in2");
+ i->setAttribute("in", in2);
+ i->setAttribute("in2", in1);
+ i->setAttribute("operator", "out");
+ } else if (!g_strcmp0(oper, "destination-atop")) {
+ auto in1 = i->getAttribute("in");
+ auto in2 = i->getAttribute("in2");
+ i->setAttribute("in", in2);
+ i->setAttribute("in2", in1);
+ i->setAttribute("operator", "atop");
+ } // else do nothing, we're good
+ i->updateRepr();
+}
+
+void sp_file_fix_feComposite(SPObject *o)
+{
+ fix_feComposite(o);
+ std::vector<SPObject *> cl = o->childList(false);
+ for (auto ci : cl)
+ sp_file_fix_feComposite(ci);
+}
+
+void sp_file_fix_lpe(SPDocument *doc)
+{
+ // need document insensitive to avoid problems on last undo
+ DocumentUndo::ScopedInsensitive _no_undo(doc);
+ for (auto &obj : doc->getObjectsByElement("path-effect", true)) {
+ LivePathEffectObject *lpeobj = dynamic_cast<LivePathEffectObject *>(obj);
+ if (lpeobj) {
+ auto *lpe = lpeobj->get_lpe();
+ if (lpe) {
+ lpe->doOnOpen_impl();
+ }
+ }
+ }
+}
+
+/*
+ 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 :