Index: include/core/SkPictureRecorder.h |
=================================================================== |
--- include/core/SkPictureRecorder.h (revision 0) |
+++ include/core/SkPictureRecorder.h (revision 0) |
@@ -0,0 +1,107 @@ |
+/* |
+ * Copyright 2014 Google Inc. |
+ * |
+ * Use of this source code is governed by a BSD-style license that can be |
+ * found in the LICENSE file. |
+ */ |
+ |
+#ifndef SkPictureRecorder_DEFINED |
+#define SkPictureRecorder_DEFINED |
+ |
+#include "SkBBHFactory.h" |
+#include "SkPicture.h" |
+#include "SkRefCnt.h" |
+ |
+class SkCanvas; |
+ |
+class SK_API SkPictureRecorder : SkNoncopyable { |
+public: |
+#ifdef SK_SUPPORT_LEGACY_DERIVED_PICTURE_CLASSES |
+ |
+ SkPictureRecorder(SkPictureFactory* factory = NULL) { |
+ fFactory.reset(factory); |
+ if (NULL != fFactory.get()) { |
+ fFactory.get()->ref(); |
+ } |
+ } |
+ |
+ /** Returns the canvas that records the drawing commands. |
+ @param width the base width for the picture, as if the recording |
+ canvas' bitmap had this width. |
+ @param height the base width for the picture, as if the recording |
+ canvas' bitmap had this height. |
+ @param recordFlags optional flags that control recording. |
+ @return the canvas. |
+ */ |
+ SkCanvas* beginRecording(int width, int height, uint32_t recordFlags = 0) { |
+ if (NULL != fFactory) { |
+ fPicture.reset(fFactory->create(width, height)); |
+ recordFlags |= SkPicture::kOptimizeForClippedPlayback_RecordingFlag; |
+ } else { |
+ fPicture.reset(SkNEW(SkPicture)); |
+ } |
+ |
+ return fPicture->beginRecording(width, height, recordFlags); |
+ } |
+#endif |
+ |
+ /** Returns the canvas that records the drawing commands. |
+ @param width the base width for the picture, as if the recording |
+ canvas' bitmap had this width. |
+ @param height the base width for the picture, as if the recording |
+ canvas' bitmap had this height. |
+ @param bbhFactory factory to create desired acceleration structure |
+ @param recordFlags optional flags that control recording. |
+ @return the canvas. |
+ */ |
+ // TODO: allow default parameters once the other beginRecoding entry point is gone |
+ SkCanvas* beginRecording(int width, int height, |
+ SkBBHFactory* bbhFactory /* = NULL */, |
+ uint32_t recordFlags /* = 0 */); |
+ |
+ /** Returns the recording canvas if one is active, or NULL if recording is |
+ not active. This does not alter the refcnt on the canvas (if present). |
+ */ |
+ SkCanvas* getRecordingCanvas() { |
+ if (NULL != fPicture.get()) { |
+ return fPicture->getRecordingCanvas(); |
+ } |
+ return NULL; |
+ } |
+ |
+ /** Signal that the caller is done recording. This invalidates the canvas |
+ returned by beginRecording/getRecordingCanvas, and returns the |
+ created SkPicture. Note that the returned picture has its creation |
+ ref which the caller must take ownership of. |
+ */ |
+ SkPicture* endRecording() { |
+ if (NULL != fPicture.get()) { |
+ fPicture->endRecording(); |
+ return fPicture.detach(); |
+ } |
+ return NULL; |
+ } |
+ |
+ /** Enable/disable all the picture recording optimizations (i.e., |
+ those in SkPictureRecord). It is mainly intended for testing the |
+ existing optimizations (i.e., to actually have the pattern |
+ appear in an .skp we have to disable the optimization). Call right |
+ after 'beginRecording'. |
+ */ |
+ void internalOnly_EnableOpts(bool enableOpts) { |
+ if (NULL != fPicture.get()) { |
+ fPicture->internalOnly_EnableOpts(enableOpts); |
+ } |
+ } |
+ |
+private: |
+#ifdef SK_SUPPORT_LEGACY_DERIVED_PICTURE_CLASSES |
+ SkAutoTUnref<SkPictureFactory> fFactory; |
+#endif |
+ |
+ SkAutoTUnref<SkPicture> fPicture; |
+ |
+ typedef SkNoncopyable INHERITED; |
+}; |
+ |
+#endif |
Property changes on: include\core\SkPictureRecorder.h |
___________________________________________________________________ |
Added: svn:eol-style |
+ LF |