experimental c api

experimental/sk_surface.h

Index: experimental/sk_surface.h
diff --git a/experimental/sk_surface.h b/experimental/sk_surface.h
new file mode 100644
index 0000000000000000000000000000000000000000..8a479c26e74e13d6768dda5a4b0985dfd65f4a8e
--- /dev/null
+++ b/experimental/sk_surface.h
@@ -0,0 +1,83 @@
+
+
+typedef uint32_t sk_color_t;
+
+sk_color_t sk_color_set_argb(uint8_t a, uint8_t r, uint8_t g, uint8_t b);
+uint8_t sk_color_get_a(sk_color_t);
+
+typedef enum {
+    UNKNOWN_SK_COLORTYPE,
+    RGBA_8888_SK_COLORTYPE,
+    BGRA_8888_SK_COLORTYPE,
+    ALPHA_8_SK_COLORTYPE,
+} sk_colortype_t;
+
+typedef struct sk_imageinfo_t {

[robertphillips, 2014/10/07 16:20:26]

Do we not want to do the fWidth thing here ?

+    int32_t         width;
+    int32_t         height;
+    sk_colortype_t  colorType;
+    sk_alphatype_t  colorType;
+};
+
+typedef struct sk_rect_t {
+    float   left;
+    float   top;
+    float   right;
+    float   bottom;
+};
+
+typedef struct sk_matrix_t {
+    float mat[9];
+};
+
+void sk_matrix_set_identity(sk_matrix_t*);
+
+typedef struct sk_path_t;
+
+sk_path_t* sk_path_new();
+void sk_path_move_to(sk_path*, float x, float y);
+void sk_path_line_to(sk_path*, float x, float y);
+void sk_path_quad_to(sk_path*, float x0, float y1, float x1, float y1);
+void sk_path_get_bounds(const sk_path_t*, sk_rect_t*);
+
+typedef struct sk_paint_t;
+
+sk_paint_t* sk_paint_new();
+bool sk_paint_is_antialias(sk_paint_t*);
+void sk_paint_set_antialias(sk_paint_t*, bool);
+sk_color_t sk_paint_get_color(const sk_paint_t*);
+void sk_paint_set_color(sk_paint_t*, sk_color_t);
+
+typedef struct sk_canvas_t;
+
+void sk_canvas_save(sk_canvas_t*);
+void sk_canvas_save_layer(sk_canvas_t*, const sk_rect_t*, const sk_paint_t*);
+void sk_canvas_restore(sk_canvas_t*);
+
+void sk_canvas_translate(sk_canvas_t*, sk_scalar_t dx, sk_scalar_t dy);
+void sk_canvas_scale(sk_canvas_t*, sk_scalar_t sx, sk_scalar_t sy);
+void sk_canvas_concat(sk_canvas_t*, const sk_matrix_t*);
+
+void sk_canvas_draw_paint(sk_canvas_t*, const sk_paint_t*);
+void sk_canvas_draw_rect(sk_canvas_t*, const sk_rect_t*, const sk_paint_t*);
+void sk_canvas_draw_oval(sk_canvas_t*, const sk_rect_t*, const sk_paint_t*);
+void sk_canvas_draw_path(sk_canvas_t*, const sk_path_t*, const sk_paint_t*);
+void sk_canvas_draw_image(sk_canvas_t*, const sk_image_t*, float x, float y, const sk_paint_t*);
+
+typedef struct sk_image_t;
+
+sk_image_t* sk_image_new_raster_copy(const sk_image_info_t*, const void* pixels, size_t rowBytes);
+
+int sk_image_get_width(const sk_image_t*);
+int sk_image_get_height(const sk_image_t*);
+uint32_t sk_image_get_unique_id(const sk_image_t*);
+
+typedef struct sk_surface_t;
+
+sk_surface_t* sk_surface_new_raster(const sk_image_info_t*)
+sk_surface_t* sk_surface_new_raster_direct(const sk_image_info_t*, void* pixels, size_t rowBytes);
+void sk_surface_delete(sk_surface_t*);
+
+sk_canvas_t* sk_surface_get_canvas(sk_surface_t*);
+sk_image_t* sk_surface_new_image_snapshot(sk_surface_t*);
+