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-rw-r--r--src/cairo/cdcairosvg.c81
1 files changed, 81 insertions, 0 deletions
diff --git a/src/cairo/cdcairosvg.c b/src/cairo/cdcairosvg.c
new file mode 100644
index 0000000..ce36758
--- /dev/null
+++ b/src/cairo/cdcairosvg.c
@@ -0,0 +1,81 @@
+/** \file
+ * \brief Cairo SVG Driver
+ *
+ * See Copyright Notice in cd.h
+ */
+
+#include <stdlib.h>
+#include <stdio.h>
+
+#include "cd.h"
+#include "cdcairo.h"
+#include "cdcairoctx.h"
+
+#include <cairo-svg.h>
+
+
+static void cdflush(cdCtxCanvas *ctxcanvas)
+{
+ (void)ctxcanvas; /* Nothing to do */
+}
+
+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_FPRIMTIVES),
+ 0,
+ cdcreatecanvas,
+ cdinittable,
+ NULL,
+ NULL
+};
+
+cdContext* cdContextCairoSVG(void)
+{
+ return &cdCairoSVGContext;
+}