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+// SPDX-License-Identifier: LGPL-2.1-or-later
+/** @file
+ * OpenDocument (drawing) input and output
+ *//*
+ * Authors:
+ * Bob Jamison
+ * Abhishek Sharma
+ *
+ * Copyright (C) 2018 Authors
+ * Released under GNU LGPL v2.1+, read the file 'COPYING' for more information.
+ */
+
+#ifndef EXTENSION_INTERNAL_ODG_OUT_H
+#define EXTENSION_INTERNAL_ODG_OUT_H
+
+#include <util/ziptool.h>
+
+#include "extension/implementation/implementation.h"
+
+#include <xml/repr.h>
+#include <string>
+#include <map>
+
+#include "object/uri.h"
+class SPItem;
+
+#include <glibmm/ustring.h>
+
+namespace Inkscape
+{
+namespace Extension
+{
+namespace Internal
+{
+
+typedef Inkscape::IO::Writer Writer;
+
+class StyleInfo
+{
+public:
+
+ StyleInfo()
+ {
+ init();
+ }
+
+ StyleInfo(const StyleInfo &other)
+ {
+ assign(other);
+ }
+
+ StyleInfo &operator=(const StyleInfo &other)
+ {
+ assign(other);
+ return *this;
+ }
+
+ void assign(const StyleInfo &other)
+ {
+ name = other.name;
+ stroke = other.stroke;
+ strokeColor = other.strokeColor;
+ strokeWidth = other.strokeWidth;
+ strokeOpacity = other.strokeOpacity;
+ fill = other.fill;
+ fillColor = other.fillColor;
+ fillOpacity = other.fillOpacity;
+ }
+
+ void init()
+ {
+ name = "none";
+ stroke = "none";
+ strokeColor = "none";
+ strokeWidth = "none";
+ strokeOpacity = "none";
+ fill = "none";
+ fillColor = "none";
+ fillOpacity = "none";
+ }
+
+ virtual ~StyleInfo()
+ = default;
+
+ //used for eliminating duplicates in the styleTable
+ bool equals(const StyleInfo &other)
+ {
+ if (
+ stroke != other.stroke ||
+ strokeColor != other.strokeColor ||
+ strokeWidth != other.strokeWidth ||
+ strokeOpacity != other.strokeOpacity ||
+ fill != other.fill ||
+ fillColor != other.fillColor ||
+ fillOpacity != other.fillOpacity
+ )
+ return false;
+ return true;
+ }
+
+ Glib::ustring name;
+ Glib::ustring stroke;
+ Glib::ustring strokeColor;
+ Glib::ustring strokeWidth;
+ Glib::ustring strokeOpacity;
+ Glib::ustring fill;
+ Glib::ustring fillColor;
+ Glib::ustring fillOpacity;
+
+};
+
+
+
+
+class GradientStop
+{
+public:
+ GradientStop() : rgb(0), opacity(0)
+ {}
+ GradientStop(unsigned long rgbArg, double opacityArg)
+ { rgb = rgbArg; opacity = opacityArg; }
+ virtual ~GradientStop()
+ = default;
+ GradientStop(const GradientStop &other)
+ { assign(other); }
+ virtual GradientStop& operator=(const GradientStop &other)
+ { assign(other); return *this; }
+ void assign(const GradientStop &other)
+ {
+ rgb = other.rgb;
+ opacity = other.opacity;
+ }
+ unsigned long rgb;
+ double opacity;
+};
+
+
+
+class GradientInfo
+{
+public:
+
+ GradientInfo()
+ {
+ init();
+ }
+
+ GradientInfo(const GradientInfo &other)
+ {
+ assign(other);
+ }
+
+ GradientInfo &operator=(const GradientInfo &other)
+ {
+ assign(other);
+ return *this;
+ }
+
+ void assign(const GradientInfo &other)
+ {
+ name = other.name;
+ style = other.style;
+ cx = other.cx;
+ cy = other.cy;
+ fx = other.fx;
+ fy = other.fy;
+ r = other.r;
+ x1 = other.x1;
+ y1 = other.y1;
+ x2 = other.x2;
+ y2 = other.y2;
+ stops = other.stops;
+ }
+
+ void init()
+ {
+ name = "none";
+ style = "none";
+ cx = 0.0;
+ cy = 0.0;
+ fx = 0.0;
+ fy = 0.0;
+ r = 0.0;
+ x1 = 0.0;
+ y1 = 0.0;
+ x2 = 0.0;
+ y2 = 0.0;
+ stops.clear();
+ }
+
+ virtual ~GradientInfo()
+ = default;
+
+ //used for eliminating duplicates in the styleTable
+ bool equals(const GradientInfo &other)
+ {
+ if (
+ name != other.name ||
+ style != other.style ||
+ cx != other.cx ||
+ cy != other.cy ||
+ fx != other.fx ||
+ fy != other.fy ||
+ r != other.r ||
+ x1 != other.x1 ||
+ y1 != other.y1 ||
+ x2 != other.x2 ||
+ y2 != other.y2
+ )
+ return false;
+ if (stops.size() != other.stops.size())
+ return false;
+ for (unsigned int i=0 ; i<stops.size() ; i++)
+ {
+ GradientStop g1 = stops[i];
+ GradientStop g2 = other.stops[i];
+ if (g1.rgb != g2.rgb)
+ return false;
+ if (g1.opacity != g2.opacity)
+ return false;
+ }
+ return true;
+ }
+
+ Glib::ustring name;
+ Glib::ustring style;
+ double cx;
+ double cy;
+ double fx;
+ double fy;
+ double r;
+ double x1;
+ double y1;
+ double x2;
+ double y2;
+ std::vector<GradientStop> stops;
+
+};
+
+
+
+/**
+ * OpenDocument <drawing> input and output
+ *
+ * This is an an entry in the extensions mechanism to begin to enable
+ * the inputting and outputting of OpenDocument Format (ODF) files from
+ * within Inkscape. Although the initial implementations will be very lossy
+ * do to the differences in the models of SVG and ODF, they will hopefully
+ * improve greatly with time.
+ *
+ * http://www.w3.org/TR/2004/REC-DOM-Level-3-Core-20040407/idl-definitions.html
+ */
+class OdfOutput : public Inkscape::Extension::Implementation::Implementation
+{
+
+public:
+
+ bool check (Inkscape::Extension::Extension * module) override;
+
+ void save (Inkscape::Extension::Output *mod,
+ SPDocument *doc,
+ gchar const *filename) override;
+
+ static void init ();
+
+private:
+
+ std::string docBaseUri;
+
+ void reset();
+
+ //cc or dc metadata name/value pairs
+ std::map<Glib::ustring, Glib::ustring> metadata;
+
+ /* Style table
+ Uses a two-stage lookup to avoid style duplication.
+ Use like:
+ StyleInfo si = styleTable[styleLookupTable[id]];
+ but check for errors, of course
+ */
+ //element id -> style entry name
+ std::map<Glib::ustring, Glib::ustring> styleLookupTable;
+ //style entry name -> style info
+ std::vector<StyleInfo> styleTable;
+
+ //element id -> gradient entry name
+ std::map<Glib::ustring, Glib::ustring> gradientLookupTable;
+ //gradient entry name -> gradient info
+ std::vector<GradientInfo> gradientTable;
+
+ //for renaming image file names
+ std::map<Glib::ustring, Glib::ustring> imageTable;
+
+ void preprocess(ZipFile &zf, SPDocument *doc, Inkscape::XML::Node *node);
+
+ bool writeManifest(ZipFile &zf);
+
+ bool writeMeta(ZipFile &zf);
+
+ bool writeStyle(ZipFile &zf);
+
+ bool processStyle(SPItem *item, const Glib::ustring &id, const Glib::ustring &gradientNameFill, const Glib::ustring &gradientNameStroke, Glib::ustring& output);
+
+ bool processGradient(SPItem *item,
+ const Glib::ustring &id, Geom::Affine &tf, Glib::ustring& gradientName, Glib::ustring& output, bool checkFillGradient = true);
+
+ bool writeStyleHeader(Writer &outs);
+
+ bool writeStyleFooter(Writer &outs);
+
+ bool writeContentHeader(Writer &outs);
+
+ bool writeContentFooter(Writer &outs);
+
+ bool writeTree(Writer &couts, Writer &souts, SPDocument *doc, Inkscape::XML::Node *node);
+
+ bool writeContent(ZipFile &zf, SPDocument *doc);
+
+};
+
+
+} //namespace Internal
+} //namespace Extension
+} //namespace Inkscape
+
+
+
+#endif /* EXTENSION_INTERNAL_ODG_OUT_H */
+