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Unified Diff: include/core/SkPictureRecorder.h

Issue 243173002: Staging for cleanup of SkPicture-related headers (Closed) Base URL: http://skia.googlecode.com/svn/trunk/
Patch Set: Add crucial newline at end of file Created 6 years, 8 months ago
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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
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