index 0326b150adc26a6832c6f367a1d1b251f7bd42e0..c17eeffe043962204e5186155a15424248e84e29 100644 (file)
*/
#include <stdio.h>
+#include "config.h"
+
+#ifdef WITH_LIBWPG
#include "wpg-input.h"
#include "extension/system.h"
#include "libwpg/libwpg.h"
#include "libwpg/WPGStreamImplementation.h"
+
using namespace libwpg;
namespace Inkscape {
namespace Extension {
namespace Internal {
-class InkscapePainter : public libwpg::WPGPaintInterface {
-public:
- InkscapePainter();
-
- void startDocument(double imageWidth, double imageHeight);
- void endDocument();
- void startLayer(unsigned int id);
- void endLayer(unsigned int id);
-
- void setPen(const WPGPen& pen);
- void setBrush(const WPGBrush& brush);
- void setFillRule(FillRule rule);
-
- void drawRectangle(const WPGRect& rect, double rx, double ry);
- void drawEllipse(const WPGPoint& center, double rx, double ry);
- void drawPolygon(const WPGPointArray& vertices);
- void drawPath(const WPGPath& path);
-
-private:
- WPGPen m_pen;
- WPGBrush m_brush;
- FillRule m_fillRule;
- int m_gradientIndex;
- void writeStyle();
- void printf (char * fmt, ...) {
- va_list args;
- va_start(args, fmt);
- gchar * buf = g_strdup_vprintf(fmt, args);
- va_end(args);
- if (buf) {
- document += buf;
- g_free(buf);
- }
- }
-
-public:
- Glib::ustring document;
-};
-
-InkscapePainter::InkscapePainter(): m_fillRule(AlternatingFill), m_gradientIndex(1)
-{
-}
-
-void InkscapePainter::startDocument(double width, double height)
-{
- document = "";
- printf("<?xml version=\"1.0\" encoding=\"UTF-8\" standalone=\"no\"?>\n");
- printf("<!DOCTYPE svg PUBLIC \"-//W3C//DTD SVG 1.1//EN\"");
- printf(" \"http://www.w3.org/Graphics/SVG/1.1/DTD/svg11.dtd\">\n");
-
-// printf("<!-- Created with wpg2svg/libwpg %s -->\n", LIBWPG_VERSION_STRING);
-
- printf("<svg version=\"1.1\" xmlns=\"http://www.w3.org/2000/svg\" ");
- printf("xmlns:xlink=\"http://www.w3.org/1999/xlink\" ");
- printf("width=\"%g\" height=\"%f\" >\n", 72*width, 72*height);
-
- m_gradientIndex = 1;
-}
-
-void InkscapePainter::endDocument()
-{
- printf("</svg>\n");
-}
-
-void InkscapePainter::setPen(const WPGPen& pen)
-{
- m_pen = pen;
-}
-
-void InkscapePainter::setBrush(const WPGBrush& brush)
-{
- m_brush = brush;
-
- if(m_brush.style == WPGBrush::Gradient)
- {
- double angle = m_brush.gradient.angle();
-
- printf("<defs>\n");
- printf(" <linearGradient id=\"grad%d\" >\n", m_gradientIndex++);
- for(unsigned c = 0; c < m_brush.gradient.count(); c++)
- {
- // round to nearest percentage
- int ofs = (int)(100.0*m_brush.gradient.stopOffset(c)+0.5);
-
- WPGColor color = m_brush.gradient.stopColor(c);
- printf(" <stop offset=\"%d%%\" stop-color=\"#%02x%02x%02x\" />\n",
- ofs, color.red, color.green, color.blue);
- }
- printf(" </linearGradient>\n");
-
- // not a simple horizontal gradient
- if(angle != -90.0)
- {
- printf(" <linearGradient xlink:href=\"#grad%d\"", m_gradientIndex-1);
- printf(" id=\"grad%d\" ", m_gradientIndex++);
- printf("x1=\"0\" y1=\"0\" x2=\"0\" y2=\"1\" ");
- printf("gradientTransform=\"rotate(%f)\" ", angle);
- printf("gradientUnits=\"objectBoundingBox\" >\n");
- printf(" </linearGradient>\n");
- }
-
- printf("</defs>\n");
- }
-}
-
-void InkscapePainter::setFillRule(FillRule rule)
-{
- m_fillRule = rule;
-}
-
-void InkscapePainter::startLayer(unsigned int id)
-{
- printf("<g id=\"Layer%d\" >\n", id);
-}
-
-void InkscapePainter::endLayer(unsigned int)
-{
- printf("</g>\n");
-}
-
-void InkscapePainter::drawRectangle(const WPGRect& rect, double rx, double ry)
-{
- printf("<rect ");
- printf("x=\"%f\" y=\"%f\" ", 72*rect.x1, 72*rect.y1);
- printf("width=\"%f\" height=\"%f\" ", 72*rect.width(), 72*rect.height());
- if((rx !=0) || (ry !=0))
- printf("rx=\"%f\" ry=\"%f\" ", 72*rx, 72*ry);
- writeStyle();
- printf("/>\n");
-}
-
-void InkscapePainter::drawEllipse(const WPGPoint& center, double rx, double ry)
-{
- printf("<ellipse ");
- printf("cx=\"%f\" cy=\"%f\" ", 72*center.x, 72*center.y);
- printf("rx=\"%f\" ry=\"%f\" ", 72*rx, 72*ry);
- writeStyle();
- printf("/>\n");
-}
-
-void InkscapePainter::drawPolygon(const WPGPointArray& vertices)
-{
- if(vertices.count() < 2)
- return;
-
- if(vertices.count() == 2)
- {
- const WPGPoint& p1 = vertices[0];
- const WPGPoint& p2 = vertices[1];
- printf("<line ");
- printf("x1=\"%f\" y1=\"%f\" ", 72*p1.x, 72*p1.y);
- printf("x2=\"%f\" y2=\"%f\"\n", 72*p2.x, 72*p2.y);
- writeStyle();
- printf("/>\n");
- }
- else
- {
- printf("<polyline ");
- printf("points=\"");
- for(unsigned i = 0; i < vertices.count(); i++)
- {
- printf("%f %f", 72*vertices[i].x, 72*vertices[i].y);
- if(i < vertices.count()-1) printf(", ");
- }
- printf("\"\n");
- writeStyle();
- printf("/>\n");
- }
-}
-
-void InkscapePainter::drawPath(const WPGPath& path)
-{
- printf("<path d=\"");
- for(unsigned i = 0; i < path.count(); i++)
- {
- WPGPathElement element = path.element(i);
- WPGPoint point = element.point;
- switch(element.type)
- {
- case WPGPathElement::MoveToElement:
- printf("\n M%f,%f ", 72*point.x, 72*point.y );
- break;
-
- case WPGPathElement::LineToElement:
- printf("\n L%f,%f ", 72*point.x, 72*point.y );
- break;
-
- case WPGPathElement::CurveToElement:
- printf("C");
- printf("%f,%f ", 72*element.extra1.x, 72*element.extra1.y );
- printf("%f,%f ", 72*element.extra2.x, 72*element.extra2.y );
- printf("%f,%f", 72*point.x, 72*point.y );
- break;
-
- default:
- break;
- }
- }
-
- if(path.closed)
- printf("Z");
-
- printf("\" \n");
- writeStyle();
- printf("/>\n");
-}
-
-// create "style" attribute based on current pen and brush
-void InkscapePainter::writeStyle()
-{
- printf("style=\"");
-
- const WPGColor& color = m_pen.foreColor;
- printf("stroke-width: %f; ", 72*m_pen.width);
- if(m_pen.width > 0.0)
- {
- printf("stroke: rgb(%d,%d,%d); ", color.red, color.green, color.blue);
- if(color.alpha != 0)
- // alpha = 0 means opacity = 1.0, alpha = 256 means opacity = 0
- printf("stroke-opacity: %f; ", 1.0-(color.alpha/256.0));
- }
-
- if(!m_pen.solid)
- {
- printf("stroke-dasharray: ");
- for(unsigned i = 0; i < m_pen.dashArray.count(); i++)
- {
- printf("%f", 72*m_pen.dashArray.at(i)*m_pen.width);
- if(i < m_pen.dashArray.count()-1)
- printf(", ");
- }
- printf("; ");
- }
-
- if(m_brush.style == WPGBrush::NoBrush)
- printf("fill: none; ");
-
- if(m_fillRule == InkscapePainter::WindingFill)
- printf("fill-rule: nonzero; ");
- else if(m_fillRule == InkscapePainter::AlternatingFill)
- printf("fill-rule: evenodd; ");
-
- if(m_brush.style == WPGBrush::Gradient)
- printf("fill: url(#grad%d); ", m_gradientIndex-1);
-
- if(m_brush.style == WPGBrush::Solid)
- printf("fill: rgb(%d,%d,%d); ", m_brush.foreColor.red,
- m_brush.foreColor.green, m_brush.foreColor.blue);
-
- printf("\""); // style
-}
SPDocument *
WpgInput::open(Inkscape::Extension::Input * mod, const gchar * uri) {
- WPGInputStream* input = new WPGFileStream(uri);
- if (input->isOle()) {
- WPGInputStream* olestream = input->getWPGOleStream();
+ WPXInputStream* input = new libwpg::WPGFileStream(uri);
+ if (input->isOLEStream()) {
+ WPXInputStream* olestream = input->getDocumentOLEStream();
if (olestream) {
delete input;
input = olestream;
//! \todo Dialog here
// fprintf(stderr, "ERROR: Unsupported file format (unsupported version) or file is encrypted!\n");
// printf("I'm giving up not supported\n");
+ delete input;
return NULL;
}
- InkscapePainter painter;
- WPGraphics::parse(input, &painter);
+ libwpg::WPGString output;
+ if (!libwpg::WPGraphics::generateSVG(input, output)) {
+ delete input;
+ return NULL;
+ }
//printf("I've got a doc: \n%s", painter.document.c_str());
- return sp_document_new_from_mem(painter.document.c_str(), strlen(painter.document.c_str()), TRUE);
+ SPDocument * doc = sp_document_new_from_mem(output.cstr(), strlen(output.cstr()), TRUE);
+ delete input;
+ return doc;
}
#include "clear-n_.h"
} // init
} } } /* namespace Inkscape, Extension, Implementation */
+#endif /* WITH_LIBWPG */
/*
Local Variables: