From e9a184546b18cf3b796bd560561f312934004c54 Mon Sep 17 00:00:00 2001
From: "Nicolas \"Pixel\" Noble" <pixel@nobis-crew.org>
Date: Thu, 9 Sep 2010 01:48:52 +0200
Subject: Upgrading to CD 5.4 - and cleaning up.

---
 cd/src/cairo/cdcairosvg.c | 83 +++++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 83 insertions(+)
 create mode 100644 cd/src/cairo/cdcairosvg.c

(limited to 'cd/src/cairo/cdcairosvg.c')

diff --git a/cd/src/cairo/cdcairosvg.c b/cd/src/cairo/cdcairosvg.c
new file mode 100644
index 0000000..d97cb24
--- /dev/null
+++ b/cd/src/cairo/cdcairosvg.c
@@ -0,0 +1,83 @@
+/** \file
+ * \brief Cairo SVG Driver
+ *
+ * See Copyright Notice in cd.h
+ */
+
+#include <stdlib.h>
+#include <stdio.h>
+#include <limits.h>
+
+#include "cd.h"
+#include "cdcairo.h"
+#include "cdcairoctx.h"
+
+#include <cairo-svg.h>
+
+
+static void cdflush(cdCtxCanvas *ctxcanvas)
+{
+  (void)ctxcanvas;
+  /* does nothing in SVG */
+}
+
+static void cdkillcanvas (cdCtxCanvas *ctxcanvas)
+{
+  cdcairoKillCanvas(ctxcanvas);
+}
+
+static void cdcreatecanvas(cdCanvas* canvas, void* data)
+{
+  cdCtxCanvas* ctxcanvas;
+  char* strdata = (char*)data;
+  char filename[10240] = "";
+  double w_mm = INT_MAX*3.78, h_mm = INT_MAX*3.78, res = 3.78;
+  cairo_surface_t *surface;
+
+  /* Starting parameters */
+  if (strdata == NULL) 
+    return;
+
+  strdata += cdGetFileName(strdata, filename);
+  if (filename[0] == 0)
+    return;
+
+  sscanf(strdata, "%lgx%lg %lg", &w_mm, &h_mm, &res);
+  
+  /* update canvas context */
+  canvas->w = (int)(w_mm * res);
+  canvas->h = (int)(h_mm * res);
+  canvas->w_mm = w_mm;
+  canvas->h_mm = h_mm;
+  canvas->bpp = 24;
+  canvas->xres = res;
+  canvas->yres = res;
+
+	surface = cairo_svg_surface_create(filename, CD_MM2PT*w_mm, CD_MM2PT*h_mm);
+
+  /* Starting Cairo driver */
+  ctxcanvas = cdcairoCreateCanvas(canvas, cairo_create(surface));
+  cairo_surface_destroy(surface);
+}
+
+static void cdinittable(cdCanvas* canvas)
+{
+  cdcairoInitTable(canvas);
+  canvas->cxKillCanvas = cdkillcanvas;
+  canvas->cxFlush = cdflush;
+}
+
+static cdContext cdCairoSVGContext =
+{
+  CD_CAP_ALL & ~(CD_CAP_PLAY | CD_CAP_YAXIS | CD_CAP_REGION | CD_CAP_WRITEMODE | CD_CAP_PALETTE),
+  0,
+  cdcreatecanvas,  
+  cdinittable,
+  NULL,                 
+  NULL
+};
+
+cdContext* cdContextCairoSVG(void)
+{
+  return &cdCairoSVGContext;
+}
-- 
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