move c api into include

BUG=skia:

Review URL: https://codereview.chromium.org/665203004

1 files changed, 122 insertions, 0 deletions

diff --git a/include/c/sk_surface.h b/include/c/sk_surface.h
new file mode 100644
index 0000000000..960c331d2d
--- /dev/null
+++ b/include/c/sk_surface.h
@@ -0,0 +1,122 @@
+/*
+ * Copyright 2014 Google Inc.
+ *
+ * Use of this source code is governed by a BSD-style license that can be
+ * found in the LICENSE file.
+ */
+
+// EXPERIMENTAL EXPERIMENTAL EXPERIMENTAL EXPERIMENTAL
+// DO NOT USE -- FOR INTERNAL TESTING ONLY
+
+#ifndef sk_types_DEFINED
+#define sk_types_DEFINED
+
+#include <stdint.h>
+#include <stddef.h>
+
+#ifdef __cplusplus
+extern "C" {
+#endif
+
+typedef uint32_t sk_color_t;
+
+#define sk_color_set_argb(a, r, g, b)   (((a) << 24) | ((r) << 16) | ((g) << 8) | (b))
+#define sk_color_get_a(c)               (((c) >> 24) & 0xFF)
+#define sk_color_get_r(c)               (((c) >> 16) & 0xFF)
+#define sk_color_get_g(c)               (((c) >>  8) & 0xFF)
+#define sk_color_get_b(c)               (((c) >>  0) & 0xFF)
+
+typedef enum {
+    UNKNOWN_SK_COLORTYPE,
+    RGBA_8888_SK_COLORTYPE,
+    BGRA_8888_SK_COLORTYPE,
+    ALPHA_8_SK_COLORTYPE,
+} sk_colortype_t;
+
+typedef enum {
+    OPAQUE_SK_ALPHATYPE,
+    PREMUL_SK_ALPHATYPE,
+    UNPREMUL_SK_ALPHATYPE,
+} sk_alphatype_t;
+
+sk_colortype_t sk_colortype_get_default_8888();
+
+typedef struct {
+    int32_t         width;
+    int32_t         height;
+    sk_colortype_t  colorType;
+    sk_alphatype_t  alphaType;
+} sk_imageinfo_t;
+
+typedef struct {
+    float   left;
+    float   top;
+    float   right;
+    float   bottom;
+} sk_rect_t;
+
+typedef struct sk_path_t sk_path_t;
+
+sk_path_t* sk_path_new();
+void sk_path_delete(sk_path_t*);
+void sk_path_move_to(sk_path_t*, float x, float y);
+void sk_path_line_to(sk_path_t*, float x, float y);
+void sk_path_quad_to(sk_path_t*, float x0, float y0, float x1, float y1);
+void sk_path_close(sk_path_t*);
+
+typedef struct sk_paint_t sk_paint_t;
+
+sk_paint_t* sk_paint_new();
+void sk_paint_delete(sk_paint_t*);
+bool sk_paint_is_antialias(const 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 sk_canvas_t;
+typedef struct sk_image_t sk_image_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*, float dx, float dy);
+void sk_canvas_scale(sk_canvas_t*, float sx, float sy);
+
+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*);
+
+/**
+ *  Return a new image that has made a copy of the provided pixels, or NULL on failure.
+ *  Balance with a call to sk_image_unref().
+ */
+sk_image_t* sk_image_new_raster_copy(const sk_imageinfo_t*, const void* pixels, size_t rowBytes);
+void sk_image_ref(const sk_image_t*);
+void sk_image_unref(const sk_image_t*);
+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_t* sk_surface_new_raster(const sk_imageinfo_t*);
+sk_surface_t* sk_surface_new_raster_direct(const sk_imageinfo_t*, void* pixels, size_t rowBytes);
+void sk_surface_delete(sk_surface_t*);
+
+/**
+ *  Return the canvas associated with this surface. Note: the canvas is owned by the surface,
+ *  so the returned object is only valid while the owning surface is valid.
+ */
+sk_canvas_t* sk_surface_get_canvas(sk_surface_t*);
+sk_image_t* sk_surface_new_image_snapshot(sk_surface_t*);
+
+#ifdef __cplusplus
+    class SkCanvas;
+    void sk_test_capi(SkCanvas*);
+}
+#endif
+
+#endif