skia WIPjarred/canvas

1 files changed, 102 insertions, 0 deletions

diff --git a/src/deps/skia/include/c/sk_path.h b/src/deps/skia/include/c/sk_path.h
new file mode 100644
index 000000000..ed8cbb94f
--- /dev/null
+++ b/src/deps/skia/include/c/sk_path.h
@@ -0,0 +1,102 @@
+/*
+ * 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_path_DEFINED
+#define sk_path_DEFINED
+
+#include "include/c/sk_types.h"
+
+SK_C_PLUS_PLUS_BEGIN_GUARD
+
+typedef enum {
+    CW_SK_PATH_DIRECTION,
+    CCW_SK_PATH_DIRECTION,
+} sk_path_direction_t;
+
+typedef struct sk_pathbuilder_t sk_pathbuilder_t;
+
+/** Create a new, empty path. */
+SK_API sk_pathbuilder_t* sk_pathbuilder_new(void);
+
+/** Release the memory used by a sk_pathbuilder_t. */
+SK_API void sk_pathbuilder_delete(sk_pathbuilder_t*);
+
+/** Set the beginning of the next contour to the point (x,y). */
+SK_API void sk_pathbuilder_move_to(sk_pathbuilder_t*, float x, float y);
+/**
+    Add a line from the last point to the specified point (x,y). If no
+    sk_pathbuilder_move_to() call has been made for this contour, the first
+    point is automatically set to (0,0).
+*/
+SK_API void sk_pathbuilder_line_to(sk_pathbuilder_t*, float x, float y);
+/**
+    Add a quadratic bezier from the last point, approaching control
+    point (x0,y0), and ending at (x1,y1). If no sk_pathbuilder_move_to() call
+    has been made for this contour, the first point is automatically
+    set to (0,0).
+*/
+SK_API void sk_pathbuilder_quad_to(sk_pathbuilder_t*, float x0, float y0, float x1, float y1);
+/**
+    Add a conic curve from the last point, approaching control point
+    (x0,y01), and ending at (x1,y1) with weight w.  If no
+    sk_pathbuilder_move_to() call has been made for this contour, the first
+    point is automatically set to (0,0).
+*/
+SK_API void sk_pathbuilder_conic_to(sk_pathbuilder_t*, float x0, float y0, float x1, float y1, float w);
+/**
+    Add a cubic bezier from the last point, approaching control points
+    (x0,y0) and (x1,y1), and ending at (x2,y2). If no
+    sk_pathbuilder_move_to() call has been made for this contour, the first
+    point is automatically set to (0,0).
+*/
+SK_API void sk_pathbuilder_cubic_to(sk_pathbuilder_t*,
+                             float x0, float y0,
+                             float x1, float y1,
+                             float x2, float y2);
+/**
+   Close the current contour. If the current point is not equal to the
+   first point of the contour, a line segment is automatically added.
+*/
+SK_API void sk_pathbuilder_close(sk_pathbuilder_t*);
+
+/**
+    Add a closed rectangle contour to the path.
+*/
+SK_API void sk_pathbuilder_add_rect(sk_pathbuilder_t*, const sk_rect_t*, sk_path_direction_t);
+/**
+    Add a closed oval contour to the path
+*/
+SK_API void sk_pathbuilder_add_oval(sk_pathbuilder_t*, const sk_rect_t*, sk_path_direction_t);
+
+/**** path *****/
+
+/**
+*  Return a Path from the builder, resetting the builder to its original empty state.
+*/
+SK_API sk_path_t* sk_pathbuilder_detach_path(sk_pathbuilder_t*);
+
+/**
+ *  Return a Path from the builder. The builder reamins in its current state.
+ */
+SK_API sk_path_t* sk_pathbuilder_snapshot_path(sk_pathbuilder_t*);
+
+/** Release the memory used by a sk_path_t. */
+SK_API void sk_path_delete(sk_path_t*);
+
+/**
+ *  If the path is empty, return false and set the rect parameter to [0, 0, 0, 0].
+ *  else return true and set the rect parameter to the bounds of the control-points
+ *  of the path.
+ */
+SK_API bool sk_path_get_bounds(const sk_path_t*, sk_rect_t*);
+
+SK_C_PLUS_PLUS_END_GUARD
+
+#endif