From d577d991b97ae2b5ee1af23641bcffc3f83af5b2 Mon Sep 17 00:00:00 2001
From: Pixel <pixel@nobis-crew.org>
Date: Wed, 4 Nov 2009 11:56:41 -0800
Subject: Initial import. Contains the im, cd and iup librairies, and a
 "working" Makefile for them under linux.

---
 cd/src/drv/cdpicture.c | 1133 ++++++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 1133 insertions(+)
 create mode 100755 cd/src/drv/cdpicture.c

(limited to 'cd/src/drv/cdpicture.c')

diff --git a/cd/src/drv/cdpicture.c b/cd/src/drv/cdpicture.c
new file mode 100755
index 0000000..ff4f532
--- /dev/null
+++ b/cd/src/drv/cdpicture.c
@@ -0,0 +1,1133 @@
+/** \file
+ * \brief CD Picture driver
+ *
+ * See Copyright Notice in cd.h
+ */
+
+#include <stdio.h> 
+#include <stdlib.h> 
+#include <string.h> 
+#include <limits.h> 
+#include <math.h> 
+
+#include "cd.h"
+#include "cd_private.h"
+#include "cdpicture.h"
+
+
+/* codes for the primitives.
+*/
+typedef enum _tPrim
+{
+  CDPIC_LINE,
+  CDPIC_RECT,
+  CDPIC_BOX,
+  CDPIC_ARC,
+  CDPIC_SECTOR,
+  CDPIC_CHORD,
+  CDPIC_TEXT,
+  CDPIC_POLY,
+  CDPIC_FLINE,
+  CDPIC_FRECT,
+  CDPIC_FBOX,
+  CDPIC_FARC,
+  CDPIC_FSECTOR,
+  CDPIC_FCHORD,
+  CDPIC_FTEXT,
+  CDPIC_FPOLY,
+  CDPIC_PIXEL,
+  CDPIC_IMAGEMAP,
+  CDPIC_IMAGERGB,
+  CDPIC_IMAGERGBA,
+} tPrim;
+
+typedef struct _tFillAttrib
+{
+  long foreground, background;
+  int back_opacity;
+  int interior_style, hatch_style;
+  int fill_mode;
+  int pattern_w, pattern_h;
+  long* pattern;
+  int stipple_w, stipple_h;
+  unsigned char* stipple;
+} tFillAttrib;
+
+typedef struct _tLineAttrib
+{
+  long foreground, background;
+  int back_opacity;
+  int line_style, line_width;
+  int line_cap, line_join;
+  int* line_dashes;
+  int line_dashes_count;
+} tLineAttrib;
+
+typedef struct _tTextAttrib
+{
+  long foreground;
+  char* font_type_face;
+  int font_style, font_size;
+  int text_alignment;
+  double text_orientation;
+  char* native_font;
+} tTextAttrib;
+
+typedef struct _tLBR
+{
+  int x1, y1, x2, y2;
+} tLBR;       /* Line or Box or Rect */
+
+typedef struct _tfLBR
+{
+  double x1, y1, x2, y2;
+} tfLBR;       /* Line or Box or Rect */
+
+typedef struct _tASC
+{
+  int xc, yc, w, h;
+  double angle1, angle2;
+} tASC;       /* Arc or Sector or Chord */
+
+typedef struct _tfASC
+{
+  double xc, yc, w, h;
+  double angle1, angle2;
+} tfASC;       /* Arc or Sector or Chord */
+
+typedef struct _tPoly
+{
+  int mode;
+  int n;
+  cdPoint* points;
+} tPoly;     /* Begin, Vertex and End */
+
+typedef struct _tfPoly
+{
+  int mode;
+  int n;
+  cdfPoint* points;
+} tfPoly;     /* Begin, Vertex and End */
+
+typedef struct _tText
+{
+  int x, y;
+  char *s;
+} tText;     /* Text */
+
+typedef struct _tfText
+{
+  double x, y;
+  char *s;
+} tfText;     /* Text */
+
+typedef struct _tPixel
+{
+  int x, y;
+  long color;
+} tPixel;    /* Pixel */
+
+typedef struct _tImageMap
+{
+  int iw, ih;
+  unsigned char *index;
+  long int *colors;
+  int x, y, w, h;
+} tImageMap;
+
+typedef struct _tImageRGBA
+{
+  int iw, ih;
+  unsigned char *r;
+  unsigned char *g;
+  unsigned char *b;
+  unsigned char *a;
+  int x, y, w, h;
+} tImageRGBA;
+
+typedef struct _tPrimNode 
+{
+  tPrim type;
+  void* param_buffer; /* dinamically allocated memory for the parameter */
+  union {
+    tLBR lineboxrect;
+    tfLBR lineboxrectf;
+    tASC arcsectorchord;
+    tfASC arcsectorchordf;
+    tPoly poly;
+    tfPoly polyf;
+    tText text;
+    tfText textf;
+    tPixel pixel;
+    tImageMap imagemap;
+    tImageRGBA imagergba;
+  } param;
+  void* attrib_buffer; /* dinamically allocated memory for the attributes */
+  union {
+    tLineAttrib line;
+    tFillAttrib fill;
+    tTextAttrib text;
+  } attrib;
+  struct _tPrimNode *next;
+} tPrimNode;
+
+struct _cdCtxCanvas 
+{
+  cdCanvas* canvas;
+
+  /* primitives list */
+  tPrimNode *prim_first,
+            *prim_last;
+  int prim_n;
+
+  /* bounding box */
+  int xmin, xmax,
+      ymin, ymax;
+};
+
+static void picUpdateSize(cdCtxCanvas *ctxcanvas)
+{
+  ctxcanvas->canvas->w = ctxcanvas->xmax-ctxcanvas->xmin+1;
+  ctxcanvas->canvas->h = ctxcanvas->ymax-ctxcanvas->ymin+1;
+  ctxcanvas->canvas->w_mm = ((double)ctxcanvas->canvas->w) / ctxcanvas->canvas->xres;
+  ctxcanvas->canvas->h_mm = ((double)ctxcanvas->canvas->h) / ctxcanvas->canvas->yres;
+}
+
+static void picUpdateBBox(cdCtxCanvas *ctxcanvas, int x, int y, int ew)
+{
+  if (x+ew > ctxcanvas->xmax)
+    ctxcanvas->xmax = x+ew;
+  if (y+ew > ctxcanvas->ymax)
+    ctxcanvas->ymax = y+ew;
+  if (x-ew < ctxcanvas->xmin)
+    ctxcanvas->xmin = x-ew;
+  if (y-ew < ctxcanvas->ymin)
+    ctxcanvas->ymin = y-ew;
+
+  picUpdateSize(ctxcanvas);
+}
+
+static void picUpdateBBoxF(cdCtxCanvas *ctxcanvas, double x, double y, int ew)
+{
+  if ((int)ceil(x+ew) > ctxcanvas->xmax)
+    ctxcanvas->xmax = (int)ceil(x+ew);
+  if ((int)ceil(y+ew) > ctxcanvas->ymax)
+    ctxcanvas->ymax = (int)ceil(y+ew);
+  if ((int)floor(x-ew) < ctxcanvas->xmin)
+    ctxcanvas->xmin = (int)floor(x-ew);
+  if ((int)floor(y-ew) < ctxcanvas->ymin)
+    ctxcanvas->ymin = (int)floor(y-ew);
+
+  picUpdateSize(ctxcanvas);
+}
+
+static void picAddPrim(cdCtxCanvas *ctxcanvas, tPrimNode *prim)
+{
+  if (ctxcanvas->prim_n == 0)
+    ctxcanvas->prim_first = prim;
+  else
+    ctxcanvas->prim_last->next = prim;
+
+  ctxcanvas->prim_last = prim;
+  ctxcanvas->prim_n++;
+}
+
+static tPrimNode* primCreate(tPrim type)
+{
+  tPrimNode *prim = malloc(sizeof(tPrimNode));
+  memset(prim, 0, sizeof(tPrimNode));
+  prim->type = type;
+  return prim;
+}
+
+static void primDestroy(tPrimNode *prim)
+{
+  if (prim->param_buffer)
+    free(prim->param_buffer);
+  if (prim->attrib_buffer)
+    free(prim->attrib_buffer);
+  free(prim);
+}
+
+static void primAddAttrib_Line(tPrimNode *prim, cdCanvas *canvas)
+{
+  prim->attrib.line.foreground = canvas->foreground; 
+  prim->attrib.line.background = canvas->background;
+  prim->attrib.line.back_opacity = canvas->back_opacity;
+  prim->attrib.line.line_style = canvas->line_style; 
+  prim->attrib.line.line_width = canvas->line_width;
+  prim->attrib.line.line_cap = canvas->line_cap; 
+  prim->attrib.line.line_join = canvas->line_join;
+
+  if (canvas->line_style==CD_CUSTOM && canvas->line_dashes)
+  {
+    prim->attrib.line.line_dashes_count = canvas->line_dashes_count;
+    prim->attrib_buffer = malloc(canvas->line_dashes_count*sizeof(int));
+    prim->attrib.line.line_dashes = prim->attrib_buffer;
+    memcpy(prim->attrib.line.line_dashes, canvas->line_dashes, canvas->line_dashes_count*sizeof(int));
+  }
+}
+
+static void primAddAttrib_Fill(tPrimNode *prim, cdCanvas *canvas)
+{
+  prim->attrib.fill.foreground = canvas->foreground; 
+  prim->attrib.fill.background = canvas->background;
+  prim->attrib.fill.back_opacity = canvas->back_opacity;
+  prim->attrib.fill.interior_style = canvas->interior_style; 
+  prim->attrib.fill.hatch_style = canvas->hatch_style;
+  prim->attrib.fill.fill_mode = canvas->fill_mode; 
+  prim->attrib.fill.pattern_w = canvas->pattern_w;
+  prim->attrib.fill.pattern_h = canvas->pattern_h;
+  prim->attrib.fill.stipple_w = canvas->stipple_w;
+  prim->attrib.fill.stipple_h = canvas->stipple_h;
+
+  if (canvas->interior_style==CD_PATTERN && canvas->pattern)
+  {
+    prim->attrib_buffer = malloc(canvas->pattern_size*sizeof(long));
+    prim->attrib.fill.pattern = prim->attrib_buffer;
+    memcpy(prim->attrib.fill.pattern, canvas->pattern, canvas->pattern_size*sizeof(long));
+  }
+
+  if (canvas->interior_style==CD_STIPPLE && canvas->stipple)
+  {
+    prim->attrib_buffer = malloc(canvas->stipple_size*sizeof(long));
+    prim->attrib.fill.stipple = prim->attrib_buffer;
+    memcpy(prim->attrib.fill.stipple, canvas->stipple, canvas->stipple_size*sizeof(long));
+  }
+}
+
+static void primAddAttrib_Text(tPrimNode *prim, cdCanvas *canvas)
+{
+  prim->attrib.text.foreground = canvas->foreground; 
+
+  prim->attrib.text.font_style = canvas->font_style;
+  prim->attrib.text.font_size = canvas->font_size;
+  prim->attrib.text.text_alignment = canvas->text_alignment; 
+  prim->attrib.text.text_orientation = canvas->text_orientation;
+
+  if (canvas->native_font[0])
+  {
+    prim->attrib_buffer = cdStrDup(canvas->native_font);
+    prim->attrib.text.native_font = prim->attrib_buffer;
+  }
+  else
+  {
+    prim->attrib_buffer = cdStrDup(canvas->font_type_face);
+    prim->attrib.text.font_type_face = prim->attrib_buffer;
+  }
+}
+
+static void primUpdateAttrib_Line(tPrimNode *prim, cdCanvas *canvas)
+{
+  cdCanvasSetBackground(canvas, prim->attrib.line.background);
+  cdCanvasSetForeground(canvas, prim->attrib.line.foreground);
+  cdCanvasBackOpacity(canvas, prim->attrib.line.back_opacity);
+  cdCanvasLineStyle(canvas, prim->attrib.line.line_style); 
+  cdCanvasLineWidth(canvas, prim->attrib.line.line_width);
+  cdCanvasLineCap(canvas, prim->attrib.line.line_cap);
+  cdCanvasLineJoin(canvas, prim->attrib.line.line_join);
+
+  if (prim->attrib.line.line_style==CD_CUSTOM && prim->attrib.line.line_dashes)
+    cdCanvasLineStyleDashes(canvas, prim->attrib.line.line_dashes, prim->attrib.line.line_dashes_count);
+}
+
+void primUpdateAttrib_Fill(tPrimNode *prim, cdCanvas *canvas)
+{
+  cdCanvasSetBackground(canvas, prim->attrib.fill.background);
+  cdCanvasSetForeground(canvas, prim->attrib.fill.foreground);
+  cdCanvasBackOpacity(canvas, prim->attrib.fill.back_opacity);
+  cdCanvasFillMode(canvas, prim->attrib.fill.fill_mode);
+
+  if (prim->attrib.fill.interior_style==CD_HATCH)
+    cdCanvasHatch(canvas, prim->attrib.fill.hatch_style);
+  else if (prim->attrib.fill.interior_style==CD_PATTERN && prim->attrib.fill.pattern)
+    cdCanvasPattern(canvas, prim->attrib.fill.pattern_w, prim->attrib.fill.pattern_h, prim->attrib.fill.pattern);
+  else if (prim->attrib.fill.interior_style==CD_STIPPLE && prim->attrib.fill.stipple)
+    cdCanvasStipple(canvas, prim->attrib.fill.stipple_w, prim->attrib.fill.stipple_h, prim->attrib.fill.stipple);
+
+  cdCanvasInteriorStyle(canvas, prim->attrib.fill.interior_style);
+}
+
+void primUpdateAttrib_Text(tPrimNode *prim, cdCanvas *canvas)
+{
+  cdCanvasSetForeground(canvas, prim->attrib.text.foreground);
+  cdCanvasTextAlignment(canvas, prim->attrib.text.text_alignment);
+  cdCanvasTextOrientation(canvas, prim->attrib.text.text_orientation);
+
+  if (canvas->native_font[0])
+    cdCanvasNativeFont(canvas, prim->attrib.text.native_font);
+  else
+    cdCanvasFont(canvas, prim->attrib.text.font_type_face, prim->attrib.text.font_style, prim->attrib.text.font_size);
+}
+
+static void cdclear(cdCtxCanvas *ctxcanvas)
+{
+  tPrimNode *prim;
+  int i;
+  for (i = 0; i < ctxcanvas->prim_n; i++)
+  {
+    prim = ctxcanvas->prim_first;
+    ctxcanvas->prim_first = prim->next;
+
+    primDestroy(prim);
+  }
+
+  ctxcanvas->prim_n = 0;
+  ctxcanvas->prim_first = NULL;
+  ctxcanvas->prim_last = NULL;
+}
+
+static void cdpixel(cdCtxCanvas *ctxcanvas, int x, int y, long int color)
+{
+  tPrimNode *prim = primCreate(CDPIC_PIXEL);
+  prim->param.pixel.x = x;
+  prim->param.pixel.y = y;
+  prim->param.pixel.color = color;
+  picAddPrim(ctxcanvas, prim);
+  picUpdateBBox(ctxcanvas, x, y, 0);
+}
+
+static void cdline(cdCtxCanvas *ctxcanvas, int x1, int y1, int x2, int y2)
+{
+  tPrimNode *prim = primCreate(CDPIC_LINE);
+  primAddAttrib_Line(prim, ctxcanvas->canvas);
+  prim->param.lineboxrect.x1 = x1;
+  prim->param.lineboxrect.y1 = y1;
+  prim->param.lineboxrect.x2 = x2;
+  prim->param.lineboxrect.y2 = y2;
+  picAddPrim(ctxcanvas, prim);
+  picUpdateBBox(ctxcanvas, x1, y1, ctxcanvas->canvas->line_width);
+  picUpdateBBox(ctxcanvas, x2, y2, ctxcanvas->canvas->line_width);
+}
+
+static void cdfline(cdCtxCanvas *ctxcanvas, double x1, double y1, double x2, double y2)
+{
+  tPrimNode *prim = primCreate(CDPIC_FLINE);
+  primAddAttrib_Line(prim, ctxcanvas->canvas);
+  prim->param.lineboxrectf.x1 = x1;
+  prim->param.lineboxrectf.y1 = y1;
+  prim->param.lineboxrectf.x2 = x2;
+  prim->param.lineboxrectf.y2 = y2;
+  picAddPrim(ctxcanvas, prim);
+  picUpdateBBoxF(ctxcanvas, x1, y1, ctxcanvas->canvas->line_width);
+  picUpdateBBoxF(ctxcanvas, x2, y2, ctxcanvas->canvas->line_width);
+}
+
+static void cdrect(cdCtxCanvas *ctxcanvas, int xmin, int xmax, int ymin, int ymax)
+{
+  tPrimNode *prim = primCreate(CDPIC_RECT);
+  primAddAttrib_Line(prim, ctxcanvas->canvas);
+  prim->param.lineboxrect.x1 = xmin;
+  prim->param.lineboxrect.y1 = ymin;
+  prim->param.lineboxrect.x2 = xmax;
+  prim->param.lineboxrect.y2 = ymax;
+  picAddPrim(ctxcanvas, prim);
+  picUpdateBBox(ctxcanvas, xmin, ymin, ctxcanvas->canvas->line_width);
+  picUpdateBBox(ctxcanvas, xmax, ymax, ctxcanvas->canvas->line_width);
+}
+
+static void cdfrect(cdCtxCanvas *ctxcanvas, double xmin, double xmax, double ymin, double ymax)
+{
+  tPrimNode *prim = primCreate(CDPIC_FRECT);
+  primAddAttrib_Line(prim, ctxcanvas->canvas);
+  prim->param.lineboxrectf.x1 = xmin;
+  prim->param.lineboxrectf.y1 = ymin;
+  prim->param.lineboxrectf.x2 = xmax;
+  prim->param.lineboxrectf.y2 = ymax;
+  picAddPrim(ctxcanvas, prim);
+  picUpdateBBoxF(ctxcanvas, xmin, ymin, ctxcanvas->canvas->line_width);
+  picUpdateBBoxF(ctxcanvas, xmax, ymax, ctxcanvas->canvas->line_width);
+}
+
+static void cdbox(cdCtxCanvas *ctxcanvas, int xmin, int xmax, int ymin, int ymax)
+{
+  tPrimNode *prim = primCreate(CDPIC_BOX);
+  primAddAttrib_Fill(prim, ctxcanvas->canvas);
+  prim->param.lineboxrect.x1 = xmin;
+  prim->param.lineboxrect.y1 = ymin;
+  prim->param.lineboxrect.x2 = xmax;
+  prim->param.lineboxrect.y2 = ymax;
+  picAddPrim(ctxcanvas, prim);
+  picUpdateBBox(ctxcanvas, xmin, ymin, 0);
+  picUpdateBBox(ctxcanvas, xmax, ymax, 0);
+}
+
+static void cdfbox(cdCtxCanvas *ctxcanvas, double xmin, double xmax, double ymin, double ymax)
+{
+  tPrimNode *prim = primCreate(CDPIC_FBOX);
+  primAddAttrib_Fill(prim, ctxcanvas->canvas);
+  prim->param.lineboxrectf.x1 = xmin;
+  prim->param.lineboxrectf.y1 = ymin;
+  prim->param.lineboxrectf.x2 = xmax;
+  prim->param.lineboxrectf.y2 = ymax;
+  picAddPrim(ctxcanvas, prim);
+  picUpdateBBoxF(ctxcanvas, xmin, ymin, 0);
+  picUpdateBBoxF(ctxcanvas, xmax, ymax, 0);
+}
+
+static void cdarc(cdCtxCanvas *ctxcanvas, int xc, int yc, int w, int h, double a1, double a2)
+{
+  int xmin, xmax, ymin, ymax;
+  tPrimNode *prim = primCreate(CDPIC_ARC);
+  primAddAttrib_Line(prim, ctxcanvas->canvas);
+  prim->param.arcsectorchord.xc = xc;
+  prim->param.arcsectorchord.yc = yc;
+  prim->param.arcsectorchord.w = w;
+  prim->param.arcsectorchord.h = h;
+  prim->param.arcsectorchord.angle1 = a1;
+  prim->param.arcsectorchord.angle2 = a2;
+  picAddPrim(ctxcanvas, prim);
+  cdCanvasGetEllipseBox(xc, yc, w, h, a1, a2, &xmin, &xmax, &ymin, &ymax);
+  picUpdateBBox(ctxcanvas, xmin, ymin, ctxcanvas->canvas->line_width);
+  picUpdateBBox(ctxcanvas, xmax, ymax, ctxcanvas->canvas->line_width);
+}
+
+static void cdfarc(cdCtxCanvas *ctxcanvas, double xc, double yc, double w, double h, double a1, double a2)
+{
+  int xmin, xmax, ymin, ymax;
+  tPrimNode *prim = primCreate(CDPIC_FARC);
+  primAddAttrib_Line(prim, ctxcanvas->canvas);
+  prim->param.arcsectorchordf.xc = xc;
+  prim->param.arcsectorchordf.yc = yc;
+  prim->param.arcsectorchordf.w = w;
+  prim->param.arcsectorchordf.h = h;
+  prim->param.arcsectorchordf.angle1 = a1;
+  prim->param.arcsectorchordf.angle2 = a2;
+  picAddPrim(ctxcanvas, prim);
+  cdCanvasGetEllipseBox(_cdRound(xc), _cdRound(yc), _cdRound(w), _cdRound(h), a1, a2, &xmin, &xmax, &ymin, &ymax);
+  picUpdateBBox(ctxcanvas, xmin, ymin, ctxcanvas->canvas->line_width);
+  picUpdateBBox(ctxcanvas, xmax, ymax, ctxcanvas->canvas->line_width);
+}
+
+static void cdsector(cdCtxCanvas *ctxcanvas, int xc, int yc, int w, int h, double a1, double a2)
+{
+  int xmin, xmax, ymin, ymax;
+  tPrimNode *prim = primCreate(CDPIC_SECTOR);
+  primAddAttrib_Fill(prim, ctxcanvas->canvas);
+  prim->param.arcsectorchord.xc = xc;
+  prim->param.arcsectorchord.yc = yc;
+  prim->param.arcsectorchord.w = w;
+  prim->param.arcsectorchord.h = h;
+  prim->param.arcsectorchord.angle1 = a1;
+  prim->param.arcsectorchord.angle2 = a2;
+  picAddPrim(ctxcanvas, prim);
+  cdCanvasGetEllipseBox(xc, yc, w, h, a1, a2, &xmin, &xmax, &ymin, &ymax);
+  picUpdateBBox(ctxcanvas, xmin, ymin, 0);
+  picUpdateBBox(ctxcanvas, xmax, ymax, 0);
+  picUpdateBBox(ctxcanvas, xc, yc, 0);
+}
+
+static void cdfsector(cdCtxCanvas *ctxcanvas, double xc, double yc, double w, double h, double a1, double a2)
+{
+  int xmin, xmax, ymin, ymax;
+  tPrimNode *prim = primCreate(CDPIC_FSECTOR);
+  primAddAttrib_Fill(prim, ctxcanvas->canvas);
+  prim->param.arcsectorchordf.xc = xc;
+  prim->param.arcsectorchordf.yc = yc;
+  prim->param.arcsectorchordf.w = w;
+  prim->param.arcsectorchordf.h = h;
+  prim->param.arcsectorchordf.angle1 = a1;
+  prim->param.arcsectorchordf.angle2 = a2;
+  picAddPrim(ctxcanvas, prim);
+  cdCanvasGetEllipseBox(_cdRound(xc), _cdRound(yc), _cdRound(w), _cdRound(h), a1, a2, &xmin, &xmax, &ymin, &ymax);
+  picUpdateBBox(ctxcanvas, xmin, ymin, 0);
+  picUpdateBBox(ctxcanvas, xmax, ymax, 0);
+  picUpdateBBox(ctxcanvas, _cdRound(xc), _cdRound(yc), 0);
+}
+
+static void cdchord(cdCtxCanvas *ctxcanvas, int xc, int yc, int w, int h, double a1, double a2)
+{
+  int xmin, xmax, ymin, ymax;
+  tPrimNode *prim = primCreate(CDPIC_CHORD);
+  primAddAttrib_Fill(prim, ctxcanvas->canvas);
+  prim->param.arcsectorchord.xc = xc;
+  prim->param.arcsectorchord.yc = yc;
+  prim->param.arcsectorchord.w = w;
+  prim->param.arcsectorchord.h = h;
+  prim->param.arcsectorchord.angle1 = a1;
+  prim->param.arcsectorchord.angle2 = a2;
+  picAddPrim(ctxcanvas, prim);
+  cdCanvasGetEllipseBox(xc, yc, w, h, a1, a2, &xmin, &xmax, &ymin, &ymax);
+  picUpdateBBox(ctxcanvas, xmin, ymin, 0);
+  picUpdateBBox(ctxcanvas, xmax, ymax, 0);
+}
+
+static void cdfchord(cdCtxCanvas *ctxcanvas, double xc, double yc, double w, double h, double a1, double a2)
+{
+  int xmin, xmax, ymin, ymax;
+  tPrimNode *prim = primCreate(CDPIC_FCHORD);
+  primAddAttrib_Fill(prim, ctxcanvas->canvas);
+  prim->param.arcsectorchordf.xc = xc;
+  prim->param.arcsectorchordf.yc = yc;
+  prim->param.arcsectorchordf.w = w;
+  prim->param.arcsectorchordf.h = h;
+  prim->param.arcsectorchordf.angle1 = a1;
+  prim->param.arcsectorchordf.angle2 = a2;
+  picAddPrim(ctxcanvas, prim);
+  cdCanvasGetEllipseBox(_cdRound(xc), _cdRound(yc), _cdRound(w), _cdRound(h), a1, a2, &xmin, &xmax, &ymin, &ymax);
+  picUpdateBBox(ctxcanvas, xmin, ymin, 0);
+  picUpdateBBox(ctxcanvas, xmax, ymax, 0);
+}
+
+static void cdtext(cdCtxCanvas *ctxcanvas, int x, int y, const char *text, int len)
+{
+  int xmin, xmax, ymin, ymax;
+  tPrimNode *prim = primCreate(CDPIC_TEXT);
+  primAddAttrib_Text(prim, ctxcanvas->canvas);
+  prim->param.text.x = x;
+  prim->param.text.y = y;
+  prim->param.text.s = cdStrDupN(text, len);
+  prim->param_buffer = prim->param.text.s;
+  picAddPrim(ctxcanvas, prim);
+  cdCanvasGetTextBox(ctxcanvas->canvas, x, y, prim->param.text.s, &xmin, &xmax, &ymin, &ymax);
+  picUpdateBBox(ctxcanvas, xmin, ymin, 0);
+  picUpdateBBox(ctxcanvas, xmax, ymax, 0);
+}
+
+static void cdftext(cdCtxCanvas *ctxcanvas, double x, double y, const char *text, int len)
+{
+  int xmin, xmax, ymin, ymax;
+  tPrimNode *prim = primCreate(CDPIC_FTEXT);
+  primAddAttrib_Text(prim, ctxcanvas->canvas);
+  prim->param.textf.x = x;
+  prim->param.textf.y = y;
+  prim->param.textf.s = cdStrDupN(text, len);
+  prim->param_buffer = prim->param.textf.s;
+  picAddPrim(ctxcanvas, prim);
+  cdCanvasGetTextBox(ctxcanvas->canvas, _cdRound(x), _cdRound(y), prim->param.text.s, &xmin, &xmax, &ymin, &ymax);
+  picUpdateBBox(ctxcanvas, xmin, ymin, 0);
+  picUpdateBBox(ctxcanvas, xmax, ymax, 0);
+}
+
+static void cdpoly(cdCtxCanvas *ctxcanvas, int mode, cdPoint* poly, int n)
+{
+  int i;
+  tPrimNode *prim;
+  if (mode == CD_CLIP || mode == CD_REGION) return;
+  prim = primCreate(CDPIC_POLY);
+  if (mode == CD_FILL)
+    primAddAttrib_Fill(prim, ctxcanvas->canvas);
+  else
+    primAddAttrib_Line(prim, ctxcanvas->canvas);
+  prim->param.poly.n = n;
+  prim->param.poly.points = malloc(n * sizeof(cdPoint));
+  memcpy(prim->param.poly.points, poly, n * sizeof(cdPoint));
+  prim->param_buffer = prim->param.poly.points;
+  picAddPrim(ctxcanvas, prim);
+
+  for (i = 0; i < n; i++)
+  {
+    if (mode == CD_FILL)
+      picUpdateBBox(ctxcanvas, poly[i].x, poly[i].y, 0);
+    else
+      picUpdateBBox(ctxcanvas, poly[i].x, poly[i].y, ctxcanvas->canvas->line_width);
+  }
+}
+
+static void cdfpoly(cdCtxCanvas *ctxcanvas, int mode, cdfPoint* poly, int n)
+{
+  int i;
+  tPrimNode *prim;
+  if (mode == CD_CLIP || mode == CD_REGION) return;
+  prim = primCreate(CDPIC_FPOLY);
+  if (mode == CD_FILL)
+    primAddAttrib_Fill(prim, ctxcanvas->canvas);
+  else
+    primAddAttrib_Line(prim, ctxcanvas->canvas);
+  prim->param.polyf.n = n;
+  prim->param.polyf.points = malloc(n * sizeof(cdPoint));
+  memcpy(prim->param.polyf.points, poly, n * sizeof(cdPoint));
+  prim->param_buffer = prim->param.polyf.points;
+  picAddPrim(ctxcanvas, prim);
+
+  for (i = 0; i < n; i++)
+  {
+    if (mode == CD_FILL)
+      picUpdateBBox(ctxcanvas, _cdRound(poly[i].x), _cdRound(poly[i].y), 0);
+    else
+      picUpdateBBox(ctxcanvas, _cdRound(poly[i].x), _cdRound(poly[i].y), ctxcanvas->canvas->line_width);
+  }
+}
+
+static void cdputimagerectrgb(cdCtxCanvas *ctxcanvas, int iw, int ih, const unsigned char *r, const unsigned char *g, const unsigned char *b, int x, int y, int w, int h, int xmin, int xmax, int ymin, int ymax)
+{
+  int l, offset, size;
+  unsigned char *dr, *dg, *db;
+
+  tPrimNode *prim = primCreate(CDPIC_IMAGERGB);
+  prim->param.imagergba.iw = xmax-xmin+1;
+  prim->param.imagergba.ih = ymax-ymin+1;
+  prim->param.imagergba.x = x;
+  prim->param.imagergba.y = y;
+  prim->param.imagergba.w = w;
+  prim->param.imagergba.h = h;
+
+  size = prim->param.imagergba.iw*prim->param.imagergba.ih;
+  prim->param_buffer = malloc(3*size);
+  prim->param.imagergba.r = prim->param_buffer;
+  prim->param.imagergba.g = prim->param.imagergba.r + size;
+  prim->param.imagergba.b = prim->param.imagergba.g + size;
+
+  offset = ymin*iw + xmin;
+  r += offset;
+  g += offset;
+  b += offset;
+
+  dr = prim->param.imagergba.r;
+  dg = prim->param.imagergba.g;
+  db = prim->param.imagergba.b;
+  offset = prim->param.imagergba.iw;
+
+  for (l = ymin; l <= ymax; l++)
+  {
+    memcpy(dr, r, offset);
+    memcpy(dg, g, offset);
+    memcpy(db, b, offset);
+
+    r += iw;
+    g += iw;
+    b += iw;
+    dr += offset;
+    dg += offset;
+    db += offset;
+  }
+
+  picUpdateBBox(ctxcanvas, x, y, 0);
+  picUpdateBBox(ctxcanvas, x+prim->param.imagergba.iw-1, y+prim->param.imagergba.ih-1, 0);
+}
+
+static void cdputimagerectrgba(cdCtxCanvas *ctxcanvas, int iw, int ih, const unsigned char *r, const unsigned char *g, const unsigned char *b, const unsigned char *a, int x, int y, int w, int h, int xmin, int xmax, int ymin, int ymax)
+{
+  int l, offset, size;
+  unsigned char *dr, *dg, *db, *da;
+
+  tPrimNode *prim = primCreate(CDPIC_IMAGERGBA);
+  prim->param.imagergba.iw = xmax-xmin+1;
+  prim->param.imagergba.ih = ymax-ymin+1;
+  prim->param.imagergba.x = x;
+  prim->param.imagergba.y = y;
+  prim->param.imagergba.w = w;
+  prim->param.imagergba.h = h;
+
+  size = prim->param.imagergba.iw*prim->param.imagergba.ih;
+  prim->param_buffer = malloc(4*size);
+  prim->param.imagergba.r = prim->param_buffer;
+  prim->param.imagergba.g = prim->param.imagergba.r + size;
+  prim->param.imagergba.b = prim->param.imagergba.g + size;
+  prim->param.imagergba.a = prim->param.imagergba.b + size;
+
+  offset = ymin*iw + xmin;
+  r += offset;
+  g += offset;
+  b += offset;
+  a += offset;
+
+  dr = prim->param.imagergba.r;
+  dg = prim->param.imagergba.g;
+  db = prim->param.imagergba.b;
+  da = prim->param.imagergba.a;
+  offset = prim->param.imagergba.iw;
+
+  for (l = ymin; l <= ymax; l++)
+  {
+    memcpy(dr, r, offset);
+    memcpy(dg, g, offset);
+    memcpy(db, b, offset);
+    memcpy(da, a, offset);
+
+    r += iw;
+    g += iw;
+    b += iw;
+    a += iw;
+    dr += offset;
+    dg += offset;
+    db += offset;
+    da += offset;
+  }
+
+  picUpdateBBox(ctxcanvas, x, y, 0);
+  picUpdateBBox(ctxcanvas, x+prim->param.imagergba.iw-1, y+prim->param.imagergba.ih-1, 0);
+}
+
+static void cdputimagerectmap(cdCtxCanvas *ctxcanvas, int iw, int ih, const unsigned char *index, const long int *colors, int x, int y, int w, int h, int xmin, int xmax, int ymin, int ymax)
+{
+  int c, l, n = 0, offset, size;
+  unsigned char *dindex;
+  long *dcolors;
+
+  tPrimNode *prim = primCreate(CDPIC_IMAGEMAP);
+  prim->param.imagemap.iw = xmax-xmin+1;
+  prim->param.imagemap.ih = ymax-ymin+1;
+  prim->param.imagemap.x = x;
+  prim->param.imagemap.y = y;
+  prim->param.imagemap.w = w;
+  prim->param.imagemap.h = h;
+
+  size = prim->param.imagemap.iw*prim->param.imagemap.ih;
+  prim->param_buffer = malloc(size + 256);
+  prim->param.imagemap.index = prim->param_buffer;
+  prim->param.imagemap.colors = (long*)(prim->param.imagemap.index + size);
+
+  offset = ymin*iw + xmin;
+  index += offset;
+
+  dindex = prim->param.imagemap.index;
+  dcolors = prim->param.imagemap.colors;
+  offset = iw - prim->param.imagemap.iw;
+
+  for (l = ymin; l <= ymax; l++)
+  {
+    for (c = xmin; c <= xmax; c++)
+    {
+      if (*index > n)
+        n = *index;
+
+      *dindex++ = *index++;
+    }
+
+    index += offset;
+  }
+
+  n++;
+
+  for (c = 0; c < n; c++)
+    dcolors[c] = colors[c];
+
+  picUpdateBBox(ctxcanvas, x, y, 0);
+  picUpdateBBox(ctxcanvas, x+prim->param.imagemap.iw-1, y+prim->param.imagemap.ih-1, 0);
+}
+
+
+/**********/
+/* cdPlay */
+/**********/
+
+typedef int(*_cdsizecb)(cdCanvas* canvas, int w, int h, double w_mm, double h_mm);
+static _cdsizecb cdsizecb = NULL;
+
+static int cdregistercallback(int cb, cdCallback func)
+{
+  switch (cb)
+  {
+  case CD_SIZECB:
+    cdsizecb = (_cdsizecb)func;
+    return CD_OK;
+  }
+
+  return CD_ERROR;
+}
+
+#define sMin1(_v) (_v == 0? 1: _v)
+
+#define sScaleX(_x) cdRound((_x - pic_xmin) * factorX + xmin)
+#define sScaleY(_y) cdRound((_y - pic_ymin) * factorY + ymin)
+#define sScaleW(_w) sMin1(cdRound(_w * factorX))
+#define sScaleH(_h) sMin1(cdRound(_h * factorY))
+
+#define sfScaleX(_x) ((_x - pic_xmin) * factorX + xmin)
+#define sfScaleY(_y) ((_y - pic_ymin) * factorY + ymin)
+#define sfScaleW(_w) (_w * factorX)
+#define sfScaleH(_h) (_h * factorY)
+
+static int cdplay(cdCanvas* canvas, int xmin, int xmax, int ymin, int ymax, void *data)
+{
+  tPrimNode *prim;
+  cdCanvas* pic_canvas = (cdCanvas*)data;
+  cdCtxCanvas* ctxcanvas = pic_canvas->ctxcanvas;
+  int p, i, scale = 0, 
+      pic_xmin = ctxcanvas->xmin,
+      pic_ymin = ctxcanvas->ymin;
+  double factorX = 1, factorY = 1;
+  
+  if ((ctxcanvas->xmax-ctxcanvas->xmin)!=0 && 
+      (ctxcanvas->ymax-ctxcanvas->ymin)!=0 && 
+      (xmax-xmin)!=0 && 
+      (ymax-ymin)!=0)
+  {
+    scale = 1;
+    factorX = ((double)(xmax-xmin)) / (ctxcanvas->xmax-ctxcanvas->xmin);
+    factorY = ((double)(ymax-ymin)) / (ctxcanvas->ymax-ctxcanvas->ymin);
+  }
+
+  if (cdsizecb)
+  {
+    int err;
+    err = cdsizecb(canvas, pic_canvas->w, pic_canvas->h, pic_canvas->w_mm, pic_canvas->h_mm);
+    if (err)
+      return CD_ERROR;
+  }
+
+  prim = ctxcanvas->prim_first;
+  for (i = 0; i < ctxcanvas->prim_n; i++)
+  { 
+    if (scale)
+    {
+      switch (prim->type)
+      {
+      case CDPIC_LINE:
+        primUpdateAttrib_Line(prim, canvas);
+        cdCanvasLine(canvas, sScaleX(prim->param.lineboxrect.x1), sScaleY(prim->param.lineboxrect.y1), sScaleX(prim->param.lineboxrect.x2), sScaleY(prim->param.lineboxrect.y2));
+        break;
+      case CDPIC_FLINE:
+        primUpdateAttrib_Line(prim, canvas);
+        cdfCanvasLine(canvas, sfScaleX(prim->param.lineboxrectf.x1), sfScaleY(prim->param.lineboxrectf.y1), sfScaleX(prim->param.lineboxrectf.x2), sfScaleY(prim->param.lineboxrectf.y2));
+        break;
+      case CDPIC_RECT:
+        primUpdateAttrib_Line(prim, canvas);
+        cdCanvasRect(canvas, sScaleX(prim->param.lineboxrect.x1), sScaleX(prim->param.lineboxrect.x2), sScaleY(prim->param.lineboxrect.y1), sScaleY(prim->param.lineboxrect.y2));
+        break;
+      case CDPIC_FRECT:
+        primUpdateAttrib_Line(prim, canvas);
+        cdfCanvasRect(canvas, sfScaleX(prim->param.lineboxrectf.x1), sfScaleX(prim->param.lineboxrectf.x2), sfScaleY(prim->param.lineboxrectf.y1), sfScaleY(prim->param.lineboxrectf.y2));
+        break;
+      case CDPIC_BOX:
+        primUpdateAttrib_Fill(prim, canvas);
+        cdCanvasBox(canvas, sScaleX(prim->param.lineboxrect.x1), sScaleX(prim->param.lineboxrect.x2), sScaleY(prim->param.lineboxrect.y1), sScaleY(prim->param.lineboxrect.y2));
+        break;
+      case CDPIC_FBOX:
+        primUpdateAttrib_Fill(prim, canvas);
+        cdfCanvasBox(canvas, sfScaleX(prim->param.lineboxrectf.x1), sfScaleX(prim->param.lineboxrectf.x2), sfScaleY(prim->param.lineboxrectf.y1), sfScaleY(prim->param.lineboxrectf.y2));
+        break;
+      case CDPIC_ARC:
+        primUpdateAttrib_Line(prim, canvas);
+        cdCanvasArc(canvas, sScaleX(prim->param.arcsectorchord.xc), sScaleY(prim->param.arcsectorchord.yc), sScaleW(prim->param.arcsectorchord.w), sScaleH(prim->param.arcsectorchord.h), prim->param.arcsectorchord.angle1, prim->param.arcsectorchord.angle2);
+        break;
+      case CDPIC_FARC:
+        primUpdateAttrib_Line(prim, canvas);
+        cdfCanvasArc(canvas, sfScaleX(prim->param.arcsectorchordf.xc), sfScaleY(prim->param.arcsectorchordf.yc), sfScaleW(prim->param.arcsectorchordf.w), sfScaleH(prim->param.arcsectorchordf.h), prim->param.arcsectorchord.angle1, prim->param.arcsectorchord.angle2);
+        break;
+      case CDPIC_SECTOR:
+        primUpdateAttrib_Fill(prim, canvas);
+        cdCanvasSector(canvas, sScaleX(prim->param.arcsectorchord.xc), sScaleY(prim->param.arcsectorchord.yc), sScaleW(prim->param.arcsectorchord.w), sScaleH(prim->param.arcsectorchord.h), prim->param.arcsectorchord.angle1, prim->param.arcsectorchord.angle2);
+        break;
+      case CDPIC_FSECTOR:
+        primUpdateAttrib_Fill(prim, canvas);
+        cdfCanvasSector(canvas, sfScaleX(prim->param.arcsectorchordf.xc), sfScaleY(prim->param.arcsectorchordf.yc), sfScaleW(prim->param.arcsectorchordf.w), sfScaleH(prim->param.arcsectorchordf.h), prim->param.arcsectorchord.angle1, prim->param.arcsectorchord.angle2);
+        break;
+      case CDPIC_CHORD:
+        primUpdateAttrib_Fill(prim, canvas);
+        cdCanvasChord(canvas, sScaleX(prim->param.arcsectorchord.xc), sScaleY(prim->param.arcsectorchord.yc), sScaleW(prim->param.arcsectorchord.w), sScaleH(prim->param.arcsectorchord.h), prim->param.arcsectorchord.angle1, prim->param.arcsectorchord.angle2);
+        break;
+      case CDPIC_FCHORD:
+        primUpdateAttrib_Fill(prim, canvas);
+        cdfCanvasChord(canvas, sfScaleX(prim->param.arcsectorchordf.xc), sfScaleY(prim->param.arcsectorchordf.yc), sfScaleW(prim->param.arcsectorchordf.w), sfScaleH(prim->param.arcsectorchordf.h), prim->param.arcsectorchord.angle1, prim->param.arcsectorchord.angle2);
+        break;
+      case CDPIC_TEXT:
+        primUpdateAttrib_Text(prim, canvas);
+        cdCanvasText(canvas, sScaleX(prim->param.text.x), sScaleY(prim->param.text.y), prim->param.text.s);
+        break;
+      case CDPIC_FTEXT:
+        primUpdateAttrib_Text(prim, canvas);
+        cdfCanvasText(canvas, sfScaleX(prim->param.textf.x), sfScaleY(prim->param.textf.y), prim->param.text.s);
+        break;
+      case CDPIC_POLY:
+        if (prim->param.poly.mode == CD_FILL)
+          primUpdateAttrib_Fill(prim, canvas);
+        else
+          primUpdateAttrib_Line(prim, canvas);
+        cdCanvasBegin(canvas, prim->param.poly.mode);
+        for (p = 0; p < prim->param.poly.n; p++)
+          cdCanvasVertex(canvas, sScaleX(prim->param.poly.points[p].x), sScaleY(prim->param.poly.points[p].y));
+        cdCanvasEnd(canvas);
+        break;
+      case CDPIC_FPOLY:
+        if (prim->param.poly.mode == CD_FILL)
+          primUpdateAttrib_Fill(prim, canvas);
+        else
+          primUpdateAttrib_Line(prim, canvas);
+        cdCanvasBegin(canvas, prim->param.polyf.mode);
+        for (p = 0; p < prim->param.polyf.n; p++)
+          cdfCanvasVertex(canvas, sfScaleX(prim->param.polyf.points[p].x), sfScaleY(prim->param.polyf.points[p].y));
+        cdCanvasEnd(canvas);
+        break;
+      case CDPIC_IMAGERGB:
+        cdCanvasPutImageRectRGB(canvas, prim->param.imagergba.iw, prim->param.imagergba.ih, prim->param.imagergba.r, prim->param.imagergba.g, prim->param.imagergba.b, sScaleX(prim->param.imagergba.x), sScaleY(prim->param.imagergba.y), sScaleW(prim->param.imagergba.w), sScaleH(prim->param.imagergba.h), 0, 0, 0, 0);
+        break;
+      case CDPIC_IMAGERGBA:
+        cdCanvasPutImageRectRGBA(canvas, prim->param.imagergba.iw, prim->param.imagergba.ih, prim->param.imagergba.r, prim->param.imagergba.g, prim->param.imagergba.b, prim->param.imagergba.a, sScaleX(prim->param.imagergba.x), sScaleY(prim->param.imagergba.y), sScaleW(prim->param.imagergba.w), sScaleH(prim->param.imagergba.h), 0, 0, 0, 0);
+        break;
+      case CDPIC_IMAGEMAP:
+        cdCanvasPutImageRectMap(canvas, prim->param.imagemap.iw, prim->param.imagemap.ih, prim->param.imagemap.index, prim->param.imagemap.colors, sScaleX(prim->param.imagemap.x), sScaleY(prim->param.imagemap.y), sScaleW(prim->param.imagemap.w), sScaleH(prim->param.imagemap.h), 0, 0, 0, 0);
+        break;
+      case CDPIC_PIXEL:
+        cdCanvasPixel(canvas, sScaleX(prim->param.pixel.x), sScaleY(prim->param.pixel.y), prim->param.pixel.color);
+        break;
+      }
+    }
+    else
+    {
+      switch (prim->type)
+      {
+      case CDPIC_LINE:
+        primUpdateAttrib_Line(prim, canvas);
+        cdCanvasLine(canvas, prim->param.lineboxrect.x1, prim->param.lineboxrect.y1, prim->param.lineboxrect.x2, prim->param.lineboxrect.y2);
+        break;
+      case CDPIC_FLINE:
+        primUpdateAttrib_Line(prim, canvas);
+        cdfCanvasLine(canvas, prim->param.lineboxrectf.x1, prim->param.lineboxrectf.y1, prim->param.lineboxrectf.x2, prim->param.lineboxrectf.y2);
+        break;
+      case CDPIC_RECT:
+        primUpdateAttrib_Line(prim, canvas);
+        cdCanvasRect(canvas, prim->param.lineboxrect.x1, prim->param.lineboxrect.x2, prim->param.lineboxrect.y1, prim->param.lineboxrect.y2);
+        break;
+      case CDPIC_FRECT:
+        primUpdateAttrib_Line(prim, canvas);
+        cdfCanvasRect(canvas, prim->param.lineboxrectf.x1, prim->param.lineboxrectf.x2, prim->param.lineboxrectf.y1, prim->param.lineboxrectf.y2);
+        break;
+      case CDPIC_BOX:
+        primUpdateAttrib_Fill(prim, canvas);
+        cdCanvasBox(canvas, prim->param.lineboxrect.x1, prim->param.lineboxrect.x2, prim->param.lineboxrect.y1, prim->param.lineboxrect.y2);
+        break;
+      case CDPIC_FBOX:
+        primUpdateAttrib_Fill(prim, canvas);
+        cdfCanvasBox(canvas, prim->param.lineboxrectf.x1, prim->param.lineboxrectf.x2, prim->param.lineboxrectf.y1, prim->param.lineboxrectf.y2);
+        break;
+      case CDPIC_ARC:
+        primUpdateAttrib_Line(prim, canvas);
+        cdCanvasArc(canvas, prim->param.arcsectorchord.xc, prim->param.arcsectorchord.yc, prim->param.arcsectorchord.w, prim->param.arcsectorchord.h, prim->param.arcsectorchord.angle1, prim->param.arcsectorchord.angle2);
+        break;
+      case CDPIC_FARC:
+        primUpdateAttrib_Line(prim, canvas);
+        cdfCanvasArc(canvas, prim->param.arcsectorchordf.xc, prim->param.arcsectorchordf.yc, prim->param.arcsectorchordf.w, prim->param.arcsectorchordf.h, prim->param.arcsectorchord.angle1, prim->param.arcsectorchord.angle2);
+        break;
+      case CDPIC_SECTOR:
+        primUpdateAttrib_Fill(prim, canvas);
+        cdCanvasSector(canvas, prim->param.arcsectorchord.xc, prim->param.arcsectorchord.yc, prim->param.arcsectorchord.w, prim->param.arcsectorchord.h, prim->param.arcsectorchord.angle1, prim->param.arcsectorchord.angle2);
+        break;
+      case CDPIC_FSECTOR:
+        primUpdateAttrib_Fill(prim, canvas);
+        cdfCanvasSector(canvas, prim->param.arcsectorchordf.xc, prim->param.arcsectorchordf.yc, prim->param.arcsectorchordf.w, prim->param.arcsectorchordf.h, prim->param.arcsectorchord.angle1, prim->param.arcsectorchord.angle2);
+        break;
+      case CDPIC_CHORD:
+        primUpdateAttrib_Fill(prim, canvas);
+        cdCanvasChord(canvas, prim->param.arcsectorchord.xc, prim->param.arcsectorchord.yc, prim->param.arcsectorchord.w, prim->param.arcsectorchord.h, prim->param.arcsectorchord.angle1, prim->param.arcsectorchord.angle2);
+        break;
+      case CDPIC_FCHORD:
+        primUpdateAttrib_Fill(prim, canvas);
+        cdfCanvasChord(canvas, prim->param.arcsectorchordf.xc, prim->param.arcsectorchordf.yc, prim->param.arcsectorchordf.w, prim->param.arcsectorchordf.h, prim->param.arcsectorchord.angle1, prim->param.arcsectorchord.angle2);
+        break;
+      case CDPIC_TEXT:
+        primUpdateAttrib_Text(prim, canvas);
+        cdCanvasText(canvas, prim->param.text.x, prim->param.text.y, prim->param.text.s);
+        break;
+      case CDPIC_FTEXT:
+        primUpdateAttrib_Text(prim, canvas);
+        cdfCanvasText(canvas, prim->param.textf.x, prim->param.textf.y, prim->param.text.s);
+        break;
+      case CDPIC_POLY:
+        if (prim->param.poly.mode == CD_FILL)
+          primUpdateAttrib_Fill(prim, canvas);
+        else
+          primUpdateAttrib_Line(prim, canvas);
+        cdCanvasBegin(canvas, prim->param.poly.mode);
+        for (p = 0; p < prim->param.poly.n; p++)
+          cdCanvasVertex(canvas, prim->param.poly.points[p].x, prim->param.poly.points[p].y);
+        cdCanvasEnd(canvas);
+        break;
+      case CDPIC_FPOLY:
+        if (prim->param.poly.mode == CD_FILL)
+          primUpdateAttrib_Fill(prim, canvas);
+        else
+          primUpdateAttrib_Line(prim, canvas);
+        cdCanvasBegin(canvas, prim->param.polyf.mode);
+        for (p = 0; p < prim->param.polyf.n; p++)
+          cdfCanvasVertex(canvas, prim->param.polyf.points[p].x, prim->param.polyf.points[p].y);
+        cdCanvasEnd(canvas);
+        break;
+      case CDPIC_IMAGERGB:
+        cdCanvasPutImageRectRGB(canvas, prim->param.imagergba.iw, prim->param.imagergba.ih, prim->param.imagergba.r, prim->param.imagergba.g, prim->param.imagergba.b, prim->param.imagergba.x, prim->param.imagergba.y, prim->param.imagergba.w, prim->param.imagergba.h, 0, 0, 0, 0);
+        break;
+      case CDPIC_IMAGERGBA:
+        cdCanvasPutImageRectRGBA(canvas, prim->param.imagergba.iw, prim->param.imagergba.ih, prim->param.imagergba.r, prim->param.imagergba.g, prim->param.imagergba.b, prim->param.imagergba.a, prim->param.imagergba.x, prim->param.imagergba.y, prim->param.imagergba.w, prim->param.imagergba.h, 0, 0, 0, 0);
+        break;
+      case CDPIC_IMAGEMAP:
+        cdCanvasPutImageRectMap(canvas, prim->param.imagemap.iw, prim->param.imagemap.ih, prim->param.imagemap.index, prim->param.imagemap.colors, prim->param.imagemap.x, prim->param.imagemap.y, prim->param.imagemap.w, prim->param.imagemap.h, 0, 0, 0, 0);
+        break;
+      case CDPIC_PIXEL:
+        cdCanvasPixel(canvas, prim->param.pixel.x, prim->param.pixel.y, prim->param.pixel.color);
+        break;
+      }
+    }
+
+    prim = prim->next;
+  }
+
+  return CD_OK;
+}
+
+static void cdkillcanvas(cdCtxCanvas *ctxcanvas)
+{
+  cdclear(ctxcanvas);
+  memset(ctxcanvas, 0, sizeof(cdCtxCanvas));
+  free(ctxcanvas);
+}
+
+/*******************/
+/* Canvas Creation */
+/*******************/
+
+static void cdcreatecanvas(cdCanvas *canvas, void *data)
+{
+  char* strdata = (char*)data;
+  double res = 3.78;
+  cdCtxCanvas* ctxcanvas;
+
+  sscanf(strdata, "%lg", &res);
+
+  ctxcanvas = (cdCtxCanvas *)malloc(sizeof(cdCtxCanvas));
+  memset(ctxcanvas, 0, sizeof(cdCtxCanvas));
+
+  ctxcanvas->canvas = canvas;
+  canvas->ctxcanvas = ctxcanvas;
+
+  /* update canvas context */
+  canvas->w = 0;
+  canvas->h = 0;
+  canvas->w_mm = 0;
+  canvas->h_mm = 0;
+  canvas->bpp = 24;
+  canvas->xres = res;
+  canvas->yres = res;
+}
+
+static void cdinittable(cdCanvas* canvas)
+{
+  canvas->cxClear = cdclear;
+  canvas->cxPixel = cdpixel;
+  canvas->cxLine = cdline;
+  canvas->cxFLine = cdfline;
+  canvas->cxRect = cdrect;
+  canvas->cxFRect = cdfrect;
+  canvas->cxBox = cdbox;
+  canvas->cxFBox = cdfbox;
+  canvas->cxArc = cdarc;
+  canvas->cxFArc = cdfarc;
+  canvas->cxSector = cdsector;
+  canvas->cxFSector = cdfsector;
+  canvas->cxChord = cdchord;
+  canvas->cxFChord = cdfchord;
+  canvas->cxText = cdtext;
+  canvas->cxFText = cdftext;
+  canvas->cxPoly = cdpoly;
+  canvas->cxFPoly = cdfpoly;
+  canvas->cxPutImageRectRGB = cdputimagerectrgb;
+  canvas->cxPutImageRectRGBA = cdputimagerectrgba;
+  canvas->cxPutImageRectMap = cdputimagerectmap;
+  canvas->cxKillCanvas = cdkillcanvas;
+}
+
+static cdContext cdPictureContext =
+{
+  CD_CAP_ALL & ~(CD_CAP_GETIMAGERGB | CD_CAP_IMAGESRV | 
+                 CD_CAP_REGION | CD_CAP_FONTDIM | CD_CAP_TEXTSIZE),
+  0,
+  cdcreatecanvas,
+  cdinittable,
+  cdplay,
+  cdregistercallback,
+};
+
+cdContext* cdContextPicture(void)
+{
+  return &cdPictureContext;
+}
-- 
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