# HG changeset patch
# User Thinker K.F. Li <thinker@branda.to>
# Date 1278311366 -28800
# Node ID e78bff7d23d3892500978ada40fefaa44a7adb89
# Parent  287db640078d609d8a5937233f498e5b89212a18
create pattern from surface for OpenVG

diff -r 287db640078d -r e78bff7d23d3 include/mb_graph_engine_dummy.h
--- a/include/mb_graph_engine_dummy.h	Mon Jul 05 13:15:17 2010 +0800
+++ b/include/mb_graph_engine_dummy.h	Mon Jul 05 14:29:26 2010 +0800
@@ -11,7 +11,7 @@
 /*! \defgroup mb_ge_cairo MadButterfly Graphic Engine with Cairo
  * @{
  */
-#define mbe_pattern_create_for_surface(canvas) ((mbe_pattern_t *)NULL)
+#define mbe_pattern_create_for_surface(surface) ((mbe_pattern_t *)NULL)
 #define mbe_scaled_font_text_extents(scaled, utf8, extents)
 #define mbe_image_surface_get_stride(surface) (20)
 #define mbe_image_surface_get_format(surface) ((mb_img_fmt_t)0)
diff -r 287db640078d -r e78bff7d23d3 include/mb_graph_engine_openvg.h
--- a/include/mb_graph_engine_openvg.h	Mon Jul 05 13:15:17 2010 +0800
+++ b/include/mb_graph_engine_openvg.h	Mon Jul 05 14:29:26 2010 +0800
@@ -11,7 +11,6 @@
 /*! \defgroup mb_ge_cairo MadButterfly Graphic Engine with Cairo
  * @{
  */
-#define mbe_pattern_create_for_surface(canvas) ((mbe_pattern_t *)NULL)
 #define mbe_scaled_font_text_extents(scaled, utf8, extents)
 #define mbe_image_surface_get_stride(surface) (20)
 #define mbe_image_surface_get_format(surface) ((mb_img_fmt_t)0)
@@ -131,6 +130,7 @@
 extern EGLNativeDisplayType _ge_openvg_disp_id;
 extern mbe_t *_ge_openvg_current_canvas;
 
+extern mbe_pattern_t *mbe_pattern_create_for_surface(mbe_surface_t *surface);
 extern mbe_pattern_t *mbe_pattern_create_radial(co_aix cx0, co_aix cy0,
 						co_aix radius0,	
 						co_aix cx1, co_aix cy1,
diff -r 287db640078d -r e78bff7d23d3 src/graph_engine_openvg.c
--- a/src/graph_engine_openvg.c	Mon Jul 05 13:15:17 2010 +0800
+++ b/src/graph_engine_openvg.c	Mon Jul 05 14:29:26 2010 +0800
@@ -13,6 +13,31 @@
 				   (((int)(0xf * b) & 0xf) << 16) |	\
 				   ((int)(0xf * a) & 0xf))
 
+/*
+ * This implementation supports only from image surface.
+ */
+mbe_pattern_t *
+mbe_pattern_create_for_surface(mbe_surface_t *surface) {
+    mbe_pattern_t *pattern;
+    _ge_openvg_img_t *ge_img;
+    VGPaint paint;
+
+    /* Support only from image surface */
+    if(surface->asso_img == NULL)
+	return NULL;
+
+    paint = vgCreatePaint();
+    if(paint == VG_INVALID_HANDLE)
+	return NULL;
+
+    ge_img = surface->asso_img;
+    pattern = O_ALLOC(mbe_pattern_t);
+    pattern->asso_img = ge_img;
+    pattern->paint = paint;
+
+    return pattern;
+}
+
 static mbe_pattern_t *
 _mbe_pattern_create_gradient(VGfloat *gradient, int grad_len,
 			     int grad_type,