index c26af6f36276ac9d448e8cba682e064eeb8245bd..7ed7408db3632ddd8031a26910b22e5b28f1afe2 100644 (file)
#include "libnr/n-art-bpath.h"
#include "extension/system.h"
+#include "io/sys.h"
+#include <string>
+#include <stdio.h>
+#include <stdarg.h>
-#include "io/sys.h"
namespace Inkscape
{
-static const char *
-dstr(gchar *sbuffer, double d)
-{
- return (const char *)g_ascii_formatd(sbuffer,
- G_ASCII_DTOSTR_BUF_SIZE, "%.8g", (gdouble)d);
-
-}
-
-
-/**
- * Make sure that we are in the database
- */
-bool PovOutput::check (Inkscape::Extension::Extension *module)
-{
- /* We don't need a Key
- if (NULL == Inkscape::Extension::db.get(SP_MODULE_KEY_OUTPUT_POV))
- return FALSE;
- */
-
- return true;
-}
+//########################################################################
+//# U T I L I T Y
+//########################################################################
}
-/**
- * used for saving information about shapes
- */
-class PovShapeInfo
-{
-public:
- PovShapeInfo()
- {}
- PovShapeInfo(const PovShapeInfo &other)
- { assign(other); }
- PovShapeInfo operator=(const PovShapeInfo &other)
- { assign(other); return *this; }
- virtual ~PovShapeInfo()
- {}
- std::string id;
- std::string color;
-
-private:
- void assign(const PovShapeInfo &other)
- {
- id = other.id;
- color = other.color;
- }
-};
+
+//########################################################################
+//# OUTPUT FORMATTING
+//########################################################################
+
+static const char *formatDouble(gchar *sbuffer, double d)
+{
+ return (const char *)g_ascii_formatd(sbuffer,
+ G_ASCII_DTOSTR_BUF_SIZE, "%.8g", (gdouble)d);
+
+}
+
+
/**
- * Saves the <paths> of an Inkscape SVG file as PovRay spline definitions
-*/
-void
-PovOutput::save(Inkscape::Extension::Output *mod, SPDocument *doc, gchar const *uri)
+ * Not-threadsafe version
+ */
+static char _dstr_buf[G_ASCII_DTOSTR_BUF_SIZE+1];
+
+static const char *dstr(double d)
+{
+ return formatDouble(_dstr_buf, d);
+}
+
+
+
+
+
+
+/**
+ * Output data to the buffer, printf()-style
+ */
+void PovOutput::out(char const *fmt, ...)
+{
+ va_list args;
+ va_start(args, fmt);
+ gchar * output = g_strdup_vprintf(fmt, args);
+ va_end(args);
+ outbuf.append(output);
+ g_free(output);
+}
+
+
+
+
+
+
+
+/**
+ * Output a 3d vector
+ */
+void PovOutput::vec2(double a, double b)
+{
+ outbuf.append("<");
+ outbuf.append(dstr(a));
+ outbuf.append(", ");
+ outbuf.append(dstr(b));
+ outbuf.append(">");
+}
+
+
+
+/**
+ * Output a 3d vector
+ */
+void PovOutput::vec3(double a, double b, double c)
+{
+ outbuf.append("<");
+ outbuf.append(dstr(a));
+ outbuf.append(", ");
+ outbuf.append(dstr(b));
+ outbuf.append(", ");
+ outbuf.append(dstr(c));
+ outbuf.append(">");
+}
+
+
+
+/**
+ * Output a v4d ector
+ */
+void PovOutput::vec4(double a, double b, double c, double d)
+{
+ outbuf.append("<");
+ outbuf.append(dstr(a));
+ outbuf.append(", ");
+ outbuf.append(dstr(b));
+ outbuf.append(", ");
+ outbuf.append(dstr(c));
+ outbuf.append(", ");
+ outbuf.append(dstr(d));
+ outbuf.append(">");
+}
+
+
+/**
+ * Output an rgbf color vector
+ */
+void PovOutput::rgbf(double r, double g, double b, double f)
+{
+ //"rgbf < %1.3f, %1.3f, %1.3f %1.3f>"
+ outbuf.append("rgbf ");
+ vec4(r, g, b, f);
+}
+
+
+
+/**
+ * Output one bezier's start, start-control, end-control, and end nodes
+ */
+void PovOutput::segment(int segNr, double a0, double a1,
+ double b0, double b1,
+ double c0, double c1,
+ double d0, double d1)
+{
+ //" /*%4d*/ <%f, %f>, <%f, %f>, <%f,%f>, <%f,%f>"
+ char buf[32];
+ snprintf(buf, 31, " /*%4d*/ ", segNr);
+ outbuf.append(buf);
+ vec2(a0, a1);
+ outbuf.append(", ");
+ vec2(b0, b1);
+ outbuf.append(", ");
+ vec2(c0, c1);
+ outbuf.append(", ");
+ vec2(d0, d1);
+}
+
+
+
+
+
+/**
+ * Output the file header
+ */
+void PovOutput::doHeader()
+{
+ time_t tim = time(NULL);
+ out("/*###################################################################\n");
+ out("### This PovRay document was generated by Inkscape\n");
+ out("### http://www.inkscape.org\n");
+ out("### Created: %s", ctime(&tim));
+ out("### Version: %s\n", VERSION);
+ out("#####################################################################\n");
+ out("### NOTES:\n");
+ out("### ============\n");
+ out("### POVRay information can be found at\n");
+ out("### http://www.povray.org\n");
+ out("###\n");
+ out("### The 'AllShapes' objects at the bottom are provided as a\n");
+ out("### preview of how the output would look in a trace. However,\n");
+ out("### the main intent of this file is to provide the individual\n");
+ out("### shapes for inclusion in a POV project.\n");
+ out("###\n");
+ out("### For an example of how to use this file, look at\n");
+ out("### share/examples/istest.pov\n");
+ out("###################################################################*/\n");
+ out("\n\n");
+ out("/*###################################################################\n");
+ out("## Exports in this file\n");
+ out("##==========================\n");
+ out("## Shapes : %d\n", nrShapes);
+ out("## Segments : %d\n", nrSegments);
+ out("## Nodes : %d\n", nrNodes);
+ out("###################################################################*/\n");
+ out("\n\n\n");
+}
+
+
+
+/**
+ * Output the file footer
+ */
+void PovOutput::doTail()
+{
+ out("\n\n");
+ out("/*###################################################################\n");
+ out("### E N D F I L E\n");
+ out("###################################################################*/\n");
+ out("\n\n");
+}
+
+
+
+/**
+ * Output the curve data to buffer
+ */
+void PovOutput::doCurves(SPDocument *doc)
{
std::vector<Inkscape::XML::Node *>results;
//findElementsByTagName(results, SP_ACTIVE_DOCUMENT->rroot, "path");
- findElementsByTagName(results, SP_ACTIVE_DOCUMENT->rroot, NULL);//Check all nodes
+ findElementsByTagName(results, SP_ACTIVE_DOCUMENT->rroot, NULL);
if (results.size() == 0)
return;
- Inkscape::IO::dump_fopen_call(uri, "L");
- FILE *f = Inkscape::IO::fopen_utf8name(uri, "w");
- if (!f)
- return;
-
- time_t tim = time(NULL);
- fprintf(f, "/*#################################################\n");
- fprintf(f, "### This PovRay document was generated by Inkscape\n");
- fprintf(f, "### http://www.inkscape.org\n");
- fprintf(f, "### Created: %s", ctime(&tim));
- fprintf(f, "### Version: %s\n", VERSION);
- fprintf(f, "##################################################*/\n\n\n");
-
- std::vector<PovShapeInfo>povShapes; //A list for saving information about the shapes
-
- //we only need 8 for printf() calls that call dstr() 8 times
- gchar s1[G_ASCII_DTOSTR_BUF_SIZE + 1];
- gchar s2[G_ASCII_DTOSTR_BUF_SIZE + 1];
- gchar s3[G_ASCII_DTOSTR_BUF_SIZE + 1];
- gchar s4[G_ASCII_DTOSTR_BUF_SIZE + 1];
- gchar s5[G_ASCII_DTOSTR_BUF_SIZE + 1];
- gchar s6[G_ASCII_DTOSTR_BUF_SIZE + 1];
- gchar s7[G_ASCII_DTOSTR_BUF_SIZE + 1];
- gchar s8[G_ASCII_DTOSTR_BUF_SIZE + 1];
-
double bignum = 1000000.0;
double minx = bignum;
double maxx = -bignum;
double miny = bignum;
double maxy = -bignum;
-
-
- unsigned indx;
- for (indx = 0; indx < results.size() ; indx++)
+ for (unsigned int indx = 0; indx < results.size() ; indx++)
{
//### Fetch the object from the repr info
Inkscape::XML::Node *rpath = results[indx];
- gchar *id = (gchar *)rpath->attribute("id");
+ char *str = (char *) rpath->attribute("id");
+ if (!str)
+ continue;
+
+ String id = str;
SPObject *reprobj = SP_ACTIVE_DOCUMENT->getObjectByRepr(rpath);
if (!reprobj)
continue;
@@ -198,6 +317,8 @@ PovOutput::save(Inkscape::Extension::Output *mod, SPDocument *doc, gchar const *
SPCurve *curve = shape->curve;
if (sp_curve_empty(curve))
continue;
+
+ nrShapes++;
PovShapeInfo shapeInfo;
shapeInfo.id = id;
@@ -207,7 +328,7 @@ PovOutput::save(Inkscape::Extension::Output *mod, SPDocument *doc, gchar const *
SPStyle *style = SP_OBJECT_STYLE(shape);
/* fixme: Handle other fill types, even if this means translating gradients to a single
flat colour. */
- if (style && (style->fill.type == SP_PAINT_TYPE_COLOR))
+ if (style && (style->fill.isColor()))
{
// see color.h for how to parse SPColor
float rgb[3];
@@ -216,22 +337,22 @@ PovOutput::save(Inkscape::Extension::Output *mod, SPDocument *doc, gchar const *
* effective_opacity(shape) );
//gchar *str = g_strdup_printf("rgbf < %1.3f, %1.3f, %1.3f %1.3f>",
// rgb[0], rgb[1], rgb[2], 1.0 - dopacity);
- gchar *str = g_strdup_printf("rgbf < %s, %s, %s %s>",
- dstr(s1, rgb[0]), dstr(s2, rgb[1]), dstr(s3, rgb[2]), dstr(s4, 1.0 - dopacity));
-
- shapeInfo.color += str;
- g_free(str);
+ String rgbf = "rgbf <";
+ rgbf.append(dstr(rgb[0])); rgbf.append(", ");
+ rgbf.append(dstr(rgb[1])); rgbf.append(", ");
+ rgbf.append(dstr(rgb[2])); rgbf.append(", ");
+ rgbf.append(dstr(1.0 - dopacity)); rgbf.append(">");
+ shapeInfo.color += rgbf;
}
povShapes.push_back(shapeInfo); //passed all tests. save the info
- int curveNr;
int curveLength = SP_CURVE_LENGTH(curve);
//Count the NR_CURVETOs/LINETOs
int segmentCount=0;
NArtBpath *bp = SP_CURVE_BPATH(curve);
- for (curveNr=0 ; curveNr<curveLength ; curveNr++, bp++)
+ for (int curveNr=0 ; curveNr<curveLength ; curveNr++, bp++)
if (bp->code == NR_CURVETO || bp->code == NR_LINETO)
segmentCount++;
@@ -242,18 +363,21 @@ PovOutput::save(Inkscape::Extension::Output *mod, SPDocument *doc, gchar const *
double lastx = 0.0;
double lasty = 0.0;
- fprintf(f, "/*##############################################\n");
- fprintf(f, "### PRISM: %s\n", id);
- fprintf(f, "##############################################*/\n");
- fprintf(f, "#declare %s = prism {\n", id);
- fprintf(f, " linear_sweep\n");
- fprintf(f, " bezier_spline\n");
- fprintf(f, " 1.0, //top\n");
- fprintf(f, " 0.0, //bottom\n");
- fprintf(f, " %d, //nr points\n", segmentCount * 4);
+ out("/*###################################################\n");
+ out("### PRISM: %s\n", id.c_str());
+ out("###################################################*/\n");
+ out("#declare %s = prism {\n", id.c_str());
+ out(" linear_sweep\n");
+ out(" bezier_spline\n");
+ out(" 1.0, //top\n");
+ out(" 0.0, //bottom\n");
+ out(" %d //nr points\n", segmentCount * 4);
int segmentNr = 0;
- curveNr = 0;
- for (bp = SP_CURVE_BPATH(curve) ; curveNr < curveLength ; curveNr++, bp++)
+ bp = SP_CURVE_BPATH(curve);
+
+ nrSegments += curveLength;
+
+ for (int curveNr=0 ; curveNr < curveLength ; curveNr++)
{
using NR::X;
using NR::Y;
@@ -268,23 +392,22 @@ PovOutput::save(Inkscape::Extension::Output *mod, SPDocument *doc, gchar const *
{
case NR_MOVETO:
case NR_MOVETO_OPEN:
+ {
//fprintf(f, "moveto: %f %f\n", bp->x3, bp->y3);
break;
+ }
case NR_CURVETO:
-
+ {
//fprintf(f, " /*%4d*/ <%f, %f>, <%f, %f>, <%f,%f>, <%f,%f>",
// segmentNr++, lastx, lasty, x1, y1, x2, y2, x3, y3);
- fprintf(f, " /*%4d*/ <%s, %s>, <%s, %s>, <%s,%s>, <%s,%s>",
- segmentNr++,
- dstr(s1, lastx), dstr(s2, lasty),
- dstr(s3, x1), dstr(s4, y1),
- dstr(s5, x2), dstr(s6, y2),
- dstr(s7, x3), dstr(s8, y3));
+ segment(segmentNr++,
+ lastx, lasty, x1, y1, x2, y2, x3, y3);
+ nrNodes += 8;
if (segmentNr < segmentCount)
- fprintf(f, ",\n");
+ out(",\n");
else
- fprintf(f, "\n");
+ out("\n");
if (lastx < cminx)
cminx = lastx;
@@ -295,22 +418,19 @@ PovOutput::save(Inkscape::Extension::Output *mod, SPDocument *doc, gchar const *
if (lasty > cmaxy)
cmaxy = lasty;
break;
-
+ }
case NR_LINETO:
-
+ {
//fprintf(f, " /*%4d*/ <%f, %f>, <%f, %f>, <%f,%f>, <%f,%f>",
// segmentNr++, lastx, lasty, lastx, lasty, x3, y3, x3, y3);
- fprintf(f, " /*%4d*/ <%s, %s>, <%s, %s>, <%s,%s>, <%s,%s>",
- segmentNr++,
- dstr(s1, lastx), dstr(s2, lasty),
- dstr(s3, lastx), dstr(s4, lasty),
- dstr(s5, x3), dstr(s6, y3),
- dstr(s7, x3), dstr(s8, y3));
+ segment(segmentNr++,
+ lastx, lasty, lastx, lasty, x3, y3, x3, y3);
+ nrNodes += 8;
if (segmentNr < segmentCount)
- fprintf(f, ",\n");
+ out(",\n");
else
- fprintf(f, "\n");
+ out("\n");
//fprintf(f, "lineto\n");
if (lastx < cminx)
@@ -322,40 +442,36 @@ PovOutput::save(Inkscape::Extension::Output *mod, SPDocument *doc, gchar const *
if (lasty > cmaxy)
cmaxy = lasty;
break;
+ }
case NR_END:
+ {
//fprintf(f, "end\n");
break;
+ }
}
lastx = x3;
lasty = y3;
+ bp++;
}
- fprintf(f, "}\n");
-
-
- /*
- fprintf(f, "#declare %s_MIN_X = %4.3f;\n", id, cminx);
- fprintf(f, "#declare %s_CENTER_X = %4.3f;\n", id, (cmaxx+cminx)/2.0);
- fprintf(f, "#declare %s_MAX_X = %4.3f;\n", id, cmaxx);
- fprintf(f, "#declare %s_WIDTH = %4.3f;\n", id, cmaxx-cminx);
- fprintf(f, "#declare %s_MIN_Y = %4.3f;\n", id, cminy);
- fprintf(f, "#declare %s_CENTER_Y = %4.3f;\n", id, (cmaxy+cminy)/2.0);
- fprintf(f, "#declare %s_MAX_Y = %4.3f;\n", id, cmaxy);
- fprintf(f, "#declare %s_HEIGHT = %4.3f;\n", id, cmaxy-cminy);
- */
- fprintf(f, "#declare %s_MIN_X = %s;\n", id, dstr(s1, cminx));
- fprintf(f, "#declare %s_CENTER_X = %s;\n", id, dstr(s1, (cmaxx+cminx)/2.0));
- fprintf(f, "#declare %s_MAX_X = %s;\n", id, dstr(s1, cmaxx));
- fprintf(f, "#declare %s_WIDTH = %s;\n", id, dstr(s1, cmaxx-cminx));
- fprintf(f, "#declare %s_MIN_Y = %s;\n", id, dstr(s1, cminy));
- fprintf(f, "#declare %s_CENTER_Y = %s;\n", id, dstr(s1, (cmaxy+cminy)/2.0));
- fprintf(f, "#declare %s_MAX_Y = %s;\n", id, dstr(s1, cmaxy));
- fprintf(f, "#declare %s_HEIGHT = %s;\n", id, dstr(s1, cmaxy-cminy));
+ out("}\n");
+
+
+ char *pfx = (char *)id.c_str();
+
+ out("#declare %s_MIN_X = %s;\n", pfx, dstr(cminx));
+ out("#declare %s_CENTER_X = %s;\n", pfx, dstr((cmaxx+cminx)/2.0));
+ out("#declare %s_MAX_X = %s;\n", pfx, dstr(cmaxx));
+ out("#declare %s_WIDTH = %s;\n", pfx, dstr(cmaxx-cminx));
+ out("#declare %s_MIN_Y = %s;\n", pfx, dstr(cminy));
+ out("#declare %s_CENTER_Y = %s;\n", pfx, dstr((cmaxy+cminy)/2.0));
+ out("#declare %s_MAX_Y = %s;\n", pfx, dstr(cmaxy));
+ out("#declare %s_HEIGHT = %s;\n", pfx, dstr(cmaxy-cminy));
if (shapeInfo.color.length()>0)
- fprintf(f, "#declare %s_COLOR = %s;\n",
- id, shapeInfo.color.c_str());
- fprintf(f, "/*##############################################\n");
- fprintf(f, "### end %s\n", id);
- fprintf(f, "##############################################*/\n\n\n\n");
+ out("#declare %s_COLOR = %s;\n",
+ pfx, shapeInfo.color.c_str());
+ out("/*###################################################\n");
+ out("### end %s\n", id.c_str());
+ out("###################################################*/\n\n\n\n");
if (cminx < minx)
minx = cminx;
if (cmaxx > maxx)
@@ -370,97 +486,190 @@ PovOutput::save(Inkscape::Extension::Output *mod, SPDocument *doc, gchar const *
//## Let's make a union of all of the Shapes
- if (povShapes.size()>0) {
- char const *id = "AllShapes";
- fprintf(f, "/*##############################################\n");
- fprintf(f, "### UNION OF ALL SHAPES IN DOCUMENT\n");
- fprintf(f, "##############################################*/\n");
- fprintf(f, "\n\n");
- fprintf(f, "/**\n");
- fprintf(f, " * Allow the user to redefine the finish{}\n");
- fprintf(f, " * by declaring it before #including this file\n");
- fprintf(f, " */\n");
- fprintf(f, "#ifndef (%s_Finish)\n", id);
- fprintf(f, "#declare %s_Finish = finish {\n", id);
- fprintf(f, " phong 0.5\n");
- fprintf(f, " reflection 0.3\n");
- fprintf(f, " specular 0.5\n");
- fprintf(f, "}\n");
- fprintf(f, "#end\n");
- fprintf(f, "\n\n");
- fprintf(f, "#declare %s = union {\n", id);
- for (unsigned i = 0 ; i < povShapes.size() ; i++) {
- fprintf(f, " object { %s\n", povShapes[i].id.c_str());
- fprintf(f, " texture { \n");
+ if (povShapes.size()>0)
+ {
+ String id = "AllShapes";
+ char *pfx = (char *)id.c_str();
+ out("/*###################################################\n");
+ out("### UNION OF ALL SHAPES IN DOCUMENT\n");
+ out("###################################################*/\n");
+ out("\n\n");
+ out("/**\n");
+ out(" * Allow the user to redefine the finish{}\n");
+ out(" * by declaring it before #including this file\n");
+ out(" */\n");
+ out("#ifndef (%s_Finish)\n", pfx);
+ out("#declare %s_Finish = finish {\n", pfx);
+ out(" phong 0.5\n");
+ out(" reflection 0.3\n");
+ out(" specular 0.5\n");
+ out("}\n");
+ out("#end\n");
+ out("\n\n");
+ out("#declare %s = union {\n", id.c_str());
+ for (unsigned i = 0 ; i < povShapes.size() ; i++)
+ {
+ out(" object { %s\n", povShapes[i].id.c_str());
+ out(" texture { \n");
if (povShapes[i].color.length()>0)
- fprintf(f, " pigment { %s }\n", povShapes[i].color.c_str());
+ out(" pigment { %s }\n", povShapes[i].color.c_str());
else
- fprintf(f, " pigment { rgb <0,0,0> }\n");
- fprintf(f, " finish { %s_Finish }\n", id);
- fprintf(f, " } \n");
- fprintf(f, " } \n");
- }
- fprintf(f, "}\n\n\n\n");
+ out(" pigment { rgb <0,0,0> }\n");
+ out(" finish { %s_Finish }\n", pfx);
+ out(" } \n");
+ out(" } \n");
+ }
+ out("}\n\n\n\n");
double zinc = 0.2 / (double)povShapes.size();
- fprintf(f, "/*#### Same union, but with Z-diffs (actually Y in pov) ####*/\n");
- fprintf(f, "\n\n");
- fprintf(f, "/**\n");
- fprintf(f, " * Allow the user to redefine the Z-Increment\n");
- fprintf(f, " */\n");
- fprintf(f, "#ifndef (AllShapes_Z_Increment)\n");
- fprintf(f, "#declare AllShapes_Z_Increment = %s;\n", dstr(s1, zinc));
- fprintf(f, "#end\n");
- fprintf(f, "\n");
- fprintf(f, "#declare AllShapes_Z_Scale = 1.0;\n");
- fprintf(f, "\n\n");
- fprintf(f, "#declare %s_Z = union {\n", id);
- for (unsigned i = 0 ; i < povShapes.size() ; i++) {
- fprintf(f, " object { %s\n", povShapes[i].id.c_str());
- fprintf(f, " texture { \n");
+ out("/*#### Same union, but with Z-diffs (actually Y in pov) ####*/\n");
+ out("\n\n");
+ out("/**\n");
+ out(" * Allow the user to redefine the Z-Increment\n");
+ out(" */\n");
+ out("#ifndef (AllShapes_Z_Increment)\n");
+ out("#declare AllShapes_Z_Increment = %s;\n", dstr(zinc));
+ out("#end\n");
+ out("\n");
+ out("#declare AllShapes_Z_Scale = 1.0;\n");
+ out("\n\n");
+ out("#declare %s_Z = union {\n", pfx);
+
+ for (unsigned i = 0 ; i < povShapes.size() ; i++)
+ {
+ out(" object { %s\n", povShapes[i].id.c_str());
+ out(" texture { \n");
if (povShapes[i].color.length()>0)
- fprintf(f, " pigment { %s }\n", povShapes[i].color.c_str());
+ out(" pigment { %s }\n", povShapes[i].color.c_str());
else
- fprintf(f, " pigment { rgb <0,0,0> }\n");
- fprintf(f, " finish { %s_Finish }\n", id);
- fprintf(f, " } \n");
- fprintf(f, " scale <1, %s_Z_Scale, 1>\n", id);
- fprintf(f, " } \n");
- fprintf(f, "#declare %s_Z_Scale = %s_Z_Scale + %s_Z_Increment;\n\n",
- id, id, id);
+ out(" pigment { rgb <0,0,0> }\n");
+ out(" finish { %s_Finish }\n", pfx);
+ out(" } \n");
+ out(" scale <1, %s_Z_Scale, 1>\n", pfx);
+ out(" } \n");
+ out("#declare %s_Z_Scale = %s_Z_Scale + %s_Z_Increment;\n\n",
+ pfx, pfx, pfx);
+ }
+
+ out("}\n");
+
+ out("#declare %s_MIN_X = %s;\n", pfx, dstr(minx));
+ out("#declare %s_CENTER_X = %s;\n", pfx, dstr((maxx+minx)/2.0));
+ out("#declare %s_MAX_X = %s;\n", pfx, dstr(maxx));
+ out("#declare %s_WIDTH = %s;\n", pfx, dstr(maxx-minx));
+ out("#declare %s_MIN_Y = %s;\n", pfx, dstr(miny));
+ out("#declare %s_CENTER_Y = %s;\n", pfx, dstr((maxy+miny)/2.0));
+ out("#declare %s_MAX_Y = %s;\n", pfx, dstr(maxy));
+ out("#declare %s_HEIGHT = %s;\n", pfx, dstr(maxy-miny));
+ out("/*##############################################\n");
+ out("### end %s\n", id.c_str());
+ out("##############################################*/\n");
+ out("\n\n");
}
- fprintf(f, "}\n");
- /*
- fprintf(f, "#declare %s_MIN_X = %4.3f;\n", id, minx);
- fprintf(f, "#declare %s_CENTER_X = %4.3f;\n", id, (maxx+minx)/2.0);
- fprintf(f, "#declare %s_MAX_X = %4.3f;\n", id, maxx);
- fprintf(f, "#declare %s_WIDTH = %4.3f;\n", id, maxx-minx);
- fprintf(f, "#declare %s_MIN_Y = %4.3f;\n", id, miny);
- fprintf(f, "#declare %s_CENTER_Y = %4.3f;\n", id, (maxy+miny)/2.0);
- fprintf(f, "#declare %s_MAX_Y = %4.3f;\n", id, maxy);
- fprintf(f, "#declare %s_HEIGHT = %4.3f;\n", id, maxy-miny);
- */
- fprintf(f, "#declare %s_MIN_X = %s;\n", id, dstr(s1, minx));
- fprintf(f, "#declare %s_CENTER_X = %s;\n", id, dstr(s1, (maxx+minx)/2.0));
- fprintf(f, "#declare %s_MAX_X = %s;\n", id, dstr(s1, maxx));
- fprintf(f, "#declare %s_WIDTH = %s;\n", id, dstr(s1, maxx-minx));
- fprintf(f, "#declare %s_MIN_Y = %s;\n", id, dstr(s1, miny));
- fprintf(f, "#declare %s_CENTER_Y = %s;\n", id, dstr(s1, (maxy+miny)/2.0));
- fprintf(f, "#declare %s_MAX_Y = %s;\n", id, dstr(s1, maxy));
- fprintf(f, "#declare %s_HEIGHT = %s;\n", id, dstr(s1, maxy-miny));
- fprintf(f, "/*##############################################\n");
- fprintf(f, "### end %s\n", id);
- fprintf(f, "##############################################*/\n\n\n\n");
- }
-
- //All done
+}
+
+
+
+
+//########################################################################
+//# M A I N O U T P U T
+//########################################################################
+
+
+
+/**
+ * Set values back to initial state
+ */
+void PovOutput::reset()
+{
+ nrNodes = 0;
+ nrSegments = 0;
+ nrShapes = 0;
+ outbuf.clear();
+ povShapes.clear();
+}
+
+
+
+/**
+ * Saves the <paths> of an Inkscape SVG file as PovRay spline definitions
+ */
+void PovOutput::saveDocument(SPDocument *doc, gchar const *uri)
+{
+ reset();
+
+ //###### SAVE IN POV FORMAT TO BUFFER
+ //# Lets do the curves first, to get the stats
+ doCurves(doc);
+ String curveBuf = outbuf;
+ outbuf.clear();
+
+ doHeader();
+
+ outbuf.append(curveBuf);
+
+ doTail();
+
+
+
+
+ //###### WRITE TO FILE
+ Inkscape::IO::dump_fopen_call(uri, "L");
+ FILE *f = Inkscape::IO::fopen_utf8name(uri, "w");
+ if (!f)
+ return;
+
+ for (String::iterator iter = outbuf.begin() ; iter!=outbuf.end(); iter++)
+ {
+ int ch = *iter;
+ fputc(ch, f);
+ }
+
fclose(f);
}
+
+
+
+//########################################################################
+//# EXTENSION API
+//########################################################################
+
+
+
#include "clear-n_.h"
+
+
+/**
+ * API call to save document
+*/
+void
+PovOutput::save(Inkscape::Extension::Output *mod,
+ SPDocument *doc, gchar const *uri)
+{
+ saveDocument(doc, uri);
+}
+
+
+
+/**
+ * Make sure that we are in the database
+ */
+bool PovOutput::check (Inkscape::Extension::Extension *module)
+{
+ /* We don't need a Key
+ if (NULL == Inkscape::Extension::db.get(SP_MODULE_KEY_OUTPUT_POV))
+ return FALSE;
+ */
+
+ return true;
+}
+
+
+
/**
* This is the definition of PovRay output. This function just
* calls the extension system with the memory allocated XML that
-} //namespace Internal
-} //namespace Extension
-} //namespace Inkscape
+} // namespace Internal
+} // namespace Extension
+} // namespace Inkscape
/*