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Side by Side Diff: include/core/SkBitmap.h

Issue 66723017: Remove deprecated setIsOpaque() API from SkBitmap. (Closed) Base URL: https://skia.googlecode.com/svn/trunk
Patch Set: rebase Created 7 years, 1 month ago
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1 1
2 /* 2 /*
3 * Copyright 2006 The Android Open Source Project 3 * Copyright 2006 The Android Open Source Project
4 * 4 *
5 * Use of this source code is governed by a BSD-style license that can be 5 * Use of this source code is governed by a BSD-style license that can be
6 * found in the LICENSE file. 6 * found in the LICENSE file.
7 */ 7 */
8 8
9 9
10 #ifndef SkBitmap_DEFINED 10 #ifndef SkBitmap_DEFINED
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182 that share the same pixelref. 182 that share the same pixelref.
183 */ 183 */
184 void setImmutable(); 184 void setImmutable();
185 185
186 /** Returns true if the bitmap is opaque (has no translucent/transparent pix els). 186 /** Returns true if the bitmap is opaque (has no translucent/transparent pix els).
187 */ 187 */
188 bool isOpaque() const { 188 bool isOpaque() const {
189 return SkAlphaTypeIsOpaque(this->alphaType()); 189 return SkAlphaTypeIsOpaque(this->alphaType());
190 } 190 }
191 191
192 SK_ATTR_DEPRECATED("use setAlphaType")
193 void setIsOpaque(bool opaque) {
194 this->setAlphaType(opaque ? kOpaque_SkAlphaType : kPremul_SkAlphaType);
195 }
196
197 /** Returns true if the bitmap is volatile (i.e. should not be cached by dev ices.) 192 /** Returns true if the bitmap is volatile (i.e. should not be cached by dev ices.)
198 */ 193 */
199 bool isVolatile() const; 194 bool isVolatile() const;
200 195
201 /** Specify whether this bitmap is volatile. Bitmaps are not volatile by 196 /** Specify whether this bitmap is volatile. Bitmaps are not volatile by
202 default. Temporary bitmaps that are discarded after use should be 197 default. Temporary bitmaps that are discarded after use should be
203 marked as volatile. This provides a hint to the device that the bitmap 198 marked as volatile. This provides a hint to the device that the bitmap
204 should not be cached. Providing this hint when appropriate can 199 should not be cached. Providing this hint when appropriate can
205 improve performance by avoiding unnecessary overhead and resource 200 improve performance by avoiding unnecessary overhead and resource
206 consumption on the device. 201 consumption on the device.
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231 226
232 static Sk64 ComputeSize64(Config, int width, int height); 227 static Sk64 ComputeSize64(Config, int width, int height);
233 static size_t ComputeSize(Config, int width, int height); 228 static size_t ComputeSize(Config, int width, int height);
234 229
235 /** 230 /**
236 * This will brute-force return true if all of the pixels in the bitmap 231 * This will brute-force return true if all of the pixels in the bitmap
237 * are opaque. If it fails to read the pixels, or encounters an error, 232 * are opaque. If it fails to read the pixels, or encounters an error,
238 * it will return false. 233 * it will return false.
239 * 234 *
240 * Since this can be an expensive operation, the bitmap stores a flag for 235 * Since this can be an expensive operation, the bitmap stores a flag for
241 * this (isOpaque, setIsOpaque). Only call this if you need to compute this 236 * this (isOpaque). Only call this if you need to compute this value from
242 * value from "unknown" pixels. 237 * "unknown" pixels.
243 */ 238 */
244 static bool ComputeIsOpaque(const SkBitmap&); 239 static bool ComputeIsOpaque(const SkBitmap&);
245 240
246 /** 241 /**
247 * Return the bitmap's bounds [0, 0, width, height] as an SkRect 242 * Return the bitmap's bounds [0, 0, width, height] as an SkRect
248 */ 243 */
249 void getBounds(SkRect* bounds) const; 244 void getBounds(SkRect* bounds) const;
250 void getBounds(SkIRect* bounds) const; 245 void getBounds(SkIRect* bounds) const;
251 246
252 /** Set the bitmap's config and dimensions. If rowBytes is 0, then 247 /** Set the bitmap's config and dimensions. If rowBytes is 0, then
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823 818
824 // returns the address of the byte that contains the x coordinate 819 // returns the address of the byte that contains the x coordinate
825 inline uint8_t* SkBitmap::getAddr1(int x, int y) const { 820 inline uint8_t* SkBitmap::getAddr1(int x, int y) const {
826 SkASSERT(fPixels); 821 SkASSERT(fPixels);
827 SkASSERT(fConfig == kA1_Config); 822 SkASSERT(fConfig == kA1_Config);
828 SkASSERT((unsigned)x < fWidth && (unsigned)y < fHeight); 823 SkASSERT((unsigned)x < fWidth && (unsigned)y < fHeight);
829 return (uint8_t*)fPixels + y * fRowBytes + (x >> 3); 824 return (uint8_t*)fPixels + y * fRowBytes + (x >> 3);
830 } 825 }
831 826
832 #endif 827 #endif
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