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1 /* | 1 /* |
2 * Copyright 2007 The Android Open Source Project | 2 * Copyright 2007 The Android Open Source Project |
3 * | 3 * |
4 * Use of this source code is governed by a BSD-style license that can be | 4 * Use of this source code is governed by a BSD-style license that can be |
5 * found in the LICENSE file. | 5 * found in the LICENSE file. |
6 */ | 6 */ |
7 | 7 |
8 | 8 |
9 #ifndef SkPicture_DEFINED | 9 #ifndef SkPicture_DEFINED |
10 #define SkPicture_DEFINED | 10 #define SkPicture_DEFINED |
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164 * Serialize to a buffer. | 164 * Serialize to a buffer. |
165 */ | 165 */ |
166 void flatten(SkWriteBuffer&) const; | 166 void flatten(SkWriteBuffer&) const; |
167 | 167 |
168 /** | 168 /** |
169 * Returns true if any bitmaps may be produced when this SkPicture | 169 * Returns true if any bitmaps may be produced when this SkPicture |
170 * is replayed. | 170 * is replayed. |
171 */ | 171 */ |
172 bool willPlayBackBitmaps() const; | 172 bool willPlayBackBitmaps() const; |
173 | 173 |
174 /** | |
175 * This is a general hint that the picture will (soon) be drawn into a SkCa
nvas with | |
176 * corresponding attributes (e.g. clip, matrix, props). No drawing occurs,
but some | |
177 * expensive operations may be run (e.g. image decoding). | |
178 * | |
179 * Any of the parameters may be NULL. | |
180 * | |
181 * @param srcBounds If not NULL, this is the subset of the picture (in the
same coordinates | |
182 * as the picture's bounds) that preroll() should focus on
. | |
183 * @param initialMatrix If not NULL, this is the initialMatrix that is expe
cted when the | |
184 * picture is actually drawn. | |
185 * @param props If not NULL, these are the expected props when the picture
is actually drawn. | |
186 */ | |
187 void preroll(const SkRect* srcBounds, const SkMatrix* initialMatrix, const S
kSurfaceProps*, | |
188 void* gpuCacheAccessor) const; | |
189 | |
190 /** Return true if the SkStream/Buffer represents a serialized picture, and | 174 /** Return true if the SkStream/Buffer represents a serialized picture, and |
191 fills out SkPictInfo. After this function returns, the data source is no
t | 175 fills out SkPictInfo. After this function returns, the data source is no
t |
192 rewound so it will have to be manually reset before passing to | 176 rewound so it will have to be manually reset before passing to |
193 CreateFromStream or CreateFromBuffer. Note, CreateFromStream and | 177 CreateFromStream or CreateFromBuffer. Note, CreateFromStream and |
194 CreateFromBuffer perform this check internally so these entry points are | 178 CreateFromBuffer perform this check internally so these entry points are |
195 intended for stand alone tools. | 179 intended for stand alone tools. |
196 If false is returned, SkPictInfo is unmodified. | 180 If false is returned, SkPictInfo is unmodified. |
197 */ | 181 */ |
198 static bool InternalOnly_StreamIsSKP(SkStream*, SkPictInfo*); | 182 static bool InternalOnly_StreamIsSKP(SkStream*, SkPictInfo*); |
199 static bool InternalOnly_BufferIsSKP(SkReadBuffer*, SkPictInfo*); | 183 static bool InternalOnly_BufferIsSKP(SkReadBuffer*, SkPictInfo*); |
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323 | 307 |
324 friend class SkPictureRecorder; // SkRecord-based constructor. | 308 friend class SkPictureRecorder; // SkRecord-based constructor. |
325 friend class GrLayerHoister; // access to fRecord | 309 friend class GrLayerHoister; // access to fRecord |
326 friend class ReplaceDraw; | 310 friend class ReplaceDraw; |
327 friend class SkPictureUtils; | 311 friend class SkPictureUtils; |
328 friend class SkRecordedDrawable; | 312 friend class SkRecordedDrawable; |
329 }; | 313 }; |
330 SK_COMPILE_ASSERT(sizeof(SkPicture) <= 96, SkPictureSize); | 314 SK_COMPILE_ASSERT(sizeof(SkPicture) <= 96, SkPictureSize); |
331 | 315 |
332 #endif | 316 #endif |
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