| /* |
| * 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" |
| |
| #ifdef SK_BUILD_FOR_ANDROID_FRAMEWORK |
| namespace android { |
| class Picture; |
| }; |
| #endif |
| |
| class SkCanvas; |
| class SkPictureRecord; |
| class SkRecord; |
| class SkRecorder; |
| |
| class SK_API SkPictureRecorder : SkNoncopyable { |
| public: |
| SkPictureRecorder() : fPictureRecord(NULL), fRecorder(NULL), fRecord(NULL) { } |
| ~SkPictureRecorder(); |
| |
| /** 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. |
| */ |
| SkCanvas* beginRecording(int width, int height, |
| SkBBHFactory* bbhFactory = NULL, |
| uint32_t recordFlags = 0); |
| |
| /** Same as beginRecording(), using a new faster backend. */ |
| SkCanvas* EXPERIMENTAL_beginRecording(int width, int height, |
| SkBBHFactory* bbhFactory = NULL); |
| |
| /** 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(); |
| |
| /** 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(); |
| |
| /** 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); |
| |
| private: |
| void reset(); |
| |
| /** Replay the current (partially recorded) operation stream into |
| canvas. This call doesn't close the current recording. |
| */ |
| #ifdef SK_BUILD_FOR_ANDROID_FRAMEWORK |
| friend class android::Picture; |
| #endif |
| friend class SkPictureRecorderReplayTester; // for unit testing |
| void partialReplay(SkCanvas* canvas) const; |
| |
| int fWidth; |
| int fHeight; |
| |
| // Both ref counted. One of these two will be non-null: |
| SkPictureRecord* fPictureRecord; // beginRecording() |
| SkRecorder* fRecorder; // EXPERIMENTAL_beginRecording() |
| |
| // Not refcounted. Used by EXPERIMENTAL_beginRecording(). |
| SkRecord* fRecord; |
| |
| typedef SkNoncopyable INHERITED; |
| }; |
| |
| #endif |