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

Issue 718913003: Observe surface LCD settings in SkBaseDevice::drawTextBlob() (Closed) Base URL: https://skia.googlesource.com/skia.git@master
Patch Set: re-add filterTextFlags to encapsulate LCD clearing logic Created 6 years, 1 month ago
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1 /* 1 /*
2 * Copyright 2010 The Android Open Source Project 2 * Copyright 2010 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 #ifndef SkDevice_DEFINED 8 #ifndef SkDevice_DEFINED
9 #define SkDevice_DEFINED 9 #define SkDevice_DEFINED
10 10
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110 * possibly from SkCanvas' dtor. 110 * possibly from SkCanvas' dtor.
111 */ 111 */
112 virtual void onDetachFromCanvas() { 112 virtual void onDetachFromCanvas() {
113 SkASSERT(fAttachedToCanvas); 113 SkASSERT(fAttachedToCanvas);
114 this->unlockPixels(); 114 this->unlockPixels();
115 #ifdef SK_DEBUG 115 #ifdef SK_DEBUG
116 fAttachedToCanvas = false; 116 fAttachedToCanvas = false;
117 #endif 117 #endif
118 }; 118 };
119 119
120 bool shouldDisableLCD(const SkPaint&) const;
121
122 protected: 120 protected:
123 enum Usage { 121 enum Usage {
124 kGeneral_Usage, 122 kGeneral_Usage,
125 kSaveLayer_Usage, // <! internal use only 123 kSaveLayer_Usage, // <! internal use only
126 kImageFilter_Usage // <! internal use only 124 kImageFilter_Usage // <! internal use only
127 }; 125 };
128 126
129 struct TextFlags { 127 struct TextFlags {
130 uint32_t fFlags; // SkPaint::getFlags() 128 uint32_t fFlags; // SkPaint::getFlags()
131 }; 129 };
132 130
131 uint32_t filterTextFlags(const SkPaint&) const;
reed1 2014/11/13 21:47:36 // Returns the text-related flags, possibly modifi
132
133 virtual bool onShouldDisableLCD(const SkPaint&) const { return false; } 133 virtual bool onShouldDisableLCD(const SkPaint&) const { return false; }
134 134
135 /** 135 /**
136 * 136 *
137 * DEPRECATED: This will be removed in a future change. Device subclasses 137 * DEPRECATED: This will be removed in a future change. Device subclasses
138 * should use the matrix and clip from the SkDraw passed to draw functions. 138 * should use the matrix and clip from the SkDraw passed to draw functions.
139 * 139 *
140 * Called with the correct matrix and clip before this device is drawn 140 * Called with the correct matrix and clip before this device is drawn
141 * to using those settings. If your subclass overrides this, be sure to 141 * to using those settings. If your subclass overrides this, be sure to
142 * call through to the base class as well. 142 * call through to the base class as well.
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387 SkDeviceProperties* fLeakyProperties; // will always exist. 387 SkDeviceProperties* fLeakyProperties; // will always exist.
388 388
389 #ifdef SK_DEBUG 389 #ifdef SK_DEBUG
390 bool fAttachedToCanvas; 390 bool fAttachedToCanvas;
391 #endif 391 #endif
392 392
393 typedef SkRefCnt INHERITED; 393 typedef SkRefCnt INHERITED;
394 }; 394 };
395 395
396 #endif 396 #endif
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