index 3c3cf6682dc25ce1f5288ac848810f44f568e888..44b64c5f8f999fdb3da78ec39b81ce0846d696d0 100644 (file)
-#define __SP_LATEX_C__
-
/*
* LaTeX Printing
*
* Author:
* Michael Forbes <miforbes@mbhs.edu>
+ * Abhishek Sharma
*
* Copyright (C) 2004 Authors
*
#include <signal.h>
#include <errno.h>
-#include "libnr/n-art-bpath.h"
-#include "sp-item.h"
+#include <2geom/pathvector.h>
+#include <2geom/sbasis-to-bezier.h>
+#include <2geom/bezier-curve.h>
+#include <2geom/hvlinesegment.h>
+#include "helper/geom-curves.h"
+#include "sp-item.h"
#include "style.h"
FILE *osf, *osp;
const gchar * fn;
+ os.setf(std::ios::fixed);
+
fn = mod->get_param_string("destination");
osf = NULL;
}
// width and height in pt
- _width = sp_document_width(doc) * PT_PER_PX;
- _height = sp_document_height(doc) * PT_PER_PX;
-
- NRRect d;
- bool pageLandscape;
- // printf("Page Bounding Box: %s\n", pageBoundingBox ? "TRUE" : "FALSE");
-/* if (pageBoundingBox) {
- d.x0 = d.y0 = 0;
- d.x1 = ceil(_width);
- d.y1 = ceil(_height);
- } else */{ // no bounding boxes for now
- SPItem* doc_item = SP_ITEM(sp_document_root(doc));
- sp_item_invoke_bbox(doc_item, &d, sp_item_i2r_affine(doc_item), TRUE);
- // convert from px to pt
- d.x0 *= PT_PER_PX;
- d.x1 *= PT_PER_PX;
- d.y0 *= PT_PER_PX;
- d.y1 *= PT_PER_PX;
- }
-
+ _width = doc->getWidth() * PT_PER_PX;
+ _height = doc->getHeight() * PT_PER_PX;
if (res >= 0) {
os << "%%Creator: " << PACKAGE_STRING << "\n";
os << "%%Please note this file requires PSTricks extensions\n";
- // 2004 Dec 10, BFC:
- // The point of the following code is (1) to do the thing that's expected by users
- // who have done File>New>A4_landscape or ...letter_landscape (i.e., rotate
- // the output), while (2) not messing up users who simply want their output wider
- // than it is tall (e.g., small figures for inclusion in LaTeX).
- // The original patch by WQ only had the w>h condition.
- {
- double w = (d.x1 - d.x0); // width and height of bounding box, in pt
- double h = (d.y1 - d.y0);
- pageLandscape = (
- (w > 0. && h > 0.) // empty documents fail this sanity check, have w<0, h<0
- && (w > h) // implies, but does not prove, the user wanted landscape
- && (w > 600) // approximate maximum printable width of an A4
- )
- ? true : false;
- }
-
- if (pageLandscape) {
- os << "\\rotate{90}\n";
- }
-
os << "\\psset{xunit=.5pt,yunit=.5pt,runit=.5pt}\n";
// from now on we can output px, but they will be treated as pt
- os << "\\begin{pspicture}(" << sp_document_width(doc) << "," << sp_document_height(doc) << ")\n";
+ os << "\\begin{pspicture}(" << doc->getWidth() << "," << doc->getHeight() << ")\n";
}
+ m_tr_stack.push( Geom::Scale(1, -1) * Geom::Translate(0, doc->getHeight()));
+
return fprintf(_stream, "%s", os.str().c_str());
}
return 0;
}
+unsigned int
+PrintLatex::bind(Inkscape::Extension::Print *mod, Geom::Matrix const *transform, float opacity)
+{
+ Geom::Matrix tr = *transform;
+
+ if(m_tr_stack.size()){
+ Geom::Matrix tr_top = m_tr_stack.top();
+ m_tr_stack.push(tr * tr_top);
+ }else
+ m_tr_stack.push(tr);
+
+ return 1;
+}
+
+unsigned int
+PrintLatex::release(Inkscape::Extension::Print *mod)
+{
+ m_tr_stack.pop();
+ return 1;
+}
+
unsigned int PrintLatex::comment (Inkscape::Extension::Print * module,
const char * comment)
{
unsigned int
PrintLatex::fill(Inkscape::Extension::Print *mod,
- NRBPath const *bpath, NRMatrix const *transform, SPStyle const *style,
- NRRect const *pbox, NRRect const *dbox, NRRect const *bbox)
+ Geom::PathVector const &pathv, Geom::Matrix const *transform, SPStyle const *style,
+ NRRect const *pbox, NRRect const *dbox, NRRect const *bbox)
{
if (!_stream) return 0; // XXX: fixme, returning -1 as unsigned.
- if (style->fill.type == SP_PAINT_TYPE_COLOR) {
+ if (style->fill.isColor()) {
Inkscape::SVGOStringStream os;
float rgb[3];
+ float fill_opacity;
+ os.setf(std::ios::fixed);
+
+ fill_opacity=SP_SCALE24_TO_FLOAT(style->fill_opacity.value);
sp_color_get_rgb_floatv(&style->fill.value.color, rgb);
os << "{\n\\newrgbcolor{curcolor}{" << rgb[0] << " " << rgb[1] << " " << rgb[2] << "}\n";
+ os << "\\pscustom[linestyle=none,fillstyle=solid,fillcolor=curcolor";
+ if (fill_opacity!=1.0) {
+ os << ",opacity="<<fill_opacity;
+ }
- os << "\\pscustom[fillstyle=solid,fillcolor=curcolor]\n{\n";
+ os << "]\n{\n";
- print_bpath(os, bpath->path, transform);
+ print_pathvector(os, pathv, transform);
os << "}\n}\n";
}
unsigned int
-PrintLatex::stroke (Inkscape::Extension::Print *mod, const NRBPath *bpath, const NRMatrix *transform, const SPStyle *style,
+PrintLatex::stroke (Inkscape::Extension::Print *mod, Geom::PathVector const &pathv, const Geom::Matrix *transform, const SPStyle *style,
const NRRect *pbox, const NRRect *dbox, const NRRect *bbox)
{
if (!_stream) return 0; // XXX: fixme, returning -1 as unsigned.
- if (style->stroke.type == SP_PAINT_TYPE_COLOR) {
+ if (style->stroke.isColor()) {
Inkscape::SVGOStringStream os;
float rgb[3];
+ float stroke_opacity;
+ Geom::Matrix tr_stack = m_tr_stack.top();
+ double const scale = tr_stack.descrim();
+ os.setf(std::ios::fixed);
+ stroke_opacity=SP_SCALE24_TO_FLOAT(style->stroke_opacity.value);
sp_color_get_rgb_floatv(&style->stroke.value.color, rgb);
os << "{\n\\newrgbcolor{curcolor}{" << rgb[0] << " " << rgb[1] << " " << rgb[2] << "}\n";
- os << "\\pscustom[linewidth=" << style->stroke_width.computed<< ",linecolor=curcolor";
+ os << "\\pscustom[linewidth=" << style->stroke_width.computed*scale<< ",linecolor=curcolor";
+
+ if (stroke_opacity!=1.0) {
+ os<<",strokeopacity="<<stroke_opacity;
+ }
if (style->stroke_dasharray_set &&
style->stroke_dash.n_dash &&
@@ -259,7 +265,7 @@ PrintLatex::stroke (Inkscape::Extension::Print *mod, const NRBPath *bpath, const
os <<"]\n{\n";
- print_bpath(os, bpath->path, transform);
+ print_pathvector(os, pathv, transform);
os << "}\n}\n";
@@ -269,55 +275,57 @@ PrintLatex::stroke (Inkscape::Extension::Print *mod, const NRBPath *bpath, const
return 0;
}
+// FIXME: why is 'transform' argument not used?
void
-PrintLatex::print_bpath(SVGOStringStream &os, const NArtBpath *bp, const NRMatrix *transform)
+PrintLatex::print_pathvector(SVGOStringStream &os, Geom::PathVector const &pathv_in, const Geom::Matrix * /*transform*/)
{
- unsigned int closed;
- NR::Matrix tf=*transform;
+ if (pathv_in.empty())
+ return;
+// Geom::Matrix tf=*transform; // why was this here?
+ Geom::Matrix tf_stack=m_tr_stack.top(); // and why is transform argument not used?
+ Geom::PathVector pathv = pathv_in * tf_stack; // generates new path, which is a bit slow, but this doesn't have to be performance optimized
os << "\\newpath\n";
- closed = FALSE;
- while (bp->code != NR_END) {
- using NR::X;
- using NR::Y;
- NR::Point const p1(bp->c(1) * tf);
- NR::Point const p2(bp->c(2) * tf);
- NR::Point const p3(bp->c(3) * tf);
- double const x1 = p1[X], y1 = p1[Y];
- double const x2 = p2[X], y2 = p2[Y];
- double const x3 = p3[X], y3 = p3[Y];
-
- switch (bp->code) {
- case NR_MOVETO:
- if (closed) {
- os << "\\closepath\n";
- }
- closed = TRUE;
- os << "\\moveto(" << x3 << "," << y3 << ")\n";
- break;
- case NR_MOVETO_OPEN:
- if (closed) {
- os << "\\closepath\n";
- }
- closed = FALSE;
- os << "\\moveto(" << x3 << "," << y3 << ")\n";
- break;
- case NR_LINETO:
- os << "\\lineto(" << x3 << "," << y3 << ")\n";
- break;
- case NR_CURVETO:
- os << "\\curveto(" << x1 << "," << y1 << ")("
- << x2 << "," << y2 << ")("
- << x3 << "," << y3 << ")\n";
- break;
- default:
- break;
+
+ for(Geom::PathVector::const_iterator it = pathv.begin(); it != pathv.end(); ++it) {
+
+ os << "\\moveto(" << it->initialPoint()[Geom::X] << "," << it->initialPoint()[Geom::Y] << ")\n";
+
+ for(Geom::Path::const_iterator cit = it->begin(); cit != it->end_open(); ++cit) {
+ print_2geomcurve(os, *cit);
}
- bp += 1;
+
+ if (it->closed()) {
+ os << "\\closepath\n";
+ }
+
+ }
+}
+
+void
+PrintLatex::print_2geomcurve(SVGOStringStream &os, Geom::Curve const & c )
+{
+ using Geom::X;
+ using Geom::Y;
+
+ if( is_straight_curve(c) )
+ {
+ os << "\\lineto(" << c.finalPoint()[X] << "," << c.finalPoint()[Y] << ")\n";
}
- if (closed) {
- os << "\\closepath\n";
+ else if(Geom::CubicBezier const *cubic_bezier = dynamic_cast<Geom::CubicBezier const*>(&c)) {
+ std::vector<Geom::Point> points = cubic_bezier->points();
+ os << "\\curveto(" << points[1][X] << "," << points[1][Y] << ")("
+ << points[2][X] << "," << points[2][Y] << ")("
+ << points[3][X] << "," << points[3][Y] << ")\n";
+ }
+ else {
+ //this case handles sbasis as well as all other curve types
+ Geom::Path sbasis_path = Geom::cubicbezierpath_from_sbasis(c.toSBasis(), 0.1);
+
+ for(Geom::Path::iterator iter = sbasis_path.begin(); iter != sbasis_path.end(); ++iter) {
+ print_2geomcurve(os, *iter);
+ }
}
}
/* SVG in */
ext = Inkscape::Extension::build_from_mem(
- "<inkscape-extension>\n"
+ "<inkscape-extension xmlns=\"" INKSCAPE_EXTENSION_URI "\">\n"
"<name>" N_("LaTeX Print") "</name>\n"
"<id>" SP_MODULE_KEY_PRINT_LATEX "</id>\n"
"<param name=\"destination\" type=\"string\"></param>\n"
- "<param name=\"textToPath\" type=\"boolean\">TRUE</param>\n"
+ "<param name=\"textToPath\" type=\"boolean\">true</param>\n"
"<print/>\n"
"</inkscape-extension>", new PrintLatex());
fill-column:99
End:
*/
-// vim: filetype=cpp:expandtab:shiftwidth=4:tabstop=8:softtabstop=4:encoding=utf-8:textwidth=99 :
+// vim: filetype=cpp:expandtab:shiftwidth=4:tabstop=8:softtabstop=4:fileencoding=utf-8:textwidth=99 :