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1 /* | 1 /* |
2 * Copyright 2013 Google Inc. | 2 * Copyright 2013 Google Inc. |
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 #include "SkBitmapDevice.h" | 8 #include "SkBitmapDevice.h" |
9 #include "SkConfig8888.h" | 9 #include "SkConfig8888.h" |
10 #include "SkDraw.h" | 10 #include "SkDraw.h" |
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367 } | 367 } |
368 | 368 |
369 SkImageFilter::Cache* SkBitmapDevice::getImageFilterCache() { | 369 SkImageFilter::Cache* SkBitmapDevice::getImageFilterCache() { |
370 SkImageFilter::Cache* cache = SkImageFilter::Cache::Get(); | 370 SkImageFilter::Cache* cache = SkImageFilter::Cache::Get(); |
371 cache->ref(); | 371 cache->ref(); |
372 return cache; | 372 return cache; |
373 } | 373 } |
374 | 374 |
375 /////////////////////////////////////////////////////////////////////////////// | 375 /////////////////////////////////////////////////////////////////////////////// |
376 | 376 |
| 377 // Our current blitters only work on 32bit targets. |
| 378 static bool supports_lcd(const SkBitmap& target) { |
| 379 return kN32_SkColorType == target.colorType(); |
| 380 } |
| 381 |
377 bool SkBitmapDevice::filterTextFlags(const SkPaint& paint, TextFlags* flags) { | 382 bool SkBitmapDevice::filterTextFlags(const SkPaint& paint, TextFlags* flags) { |
378 if (!paint.isLCDRenderText() || !paint.isAntiAlias()) { | 383 uint32_t clearMask = 0; |
379 // we're cool with the paint as is | 384 |
380 return false; | 385 if (paint.isLCDRenderText() && paint.isAntiAlias() && !supports_lcd(fBitmap)
) { |
| 386 clearMask |= SkPaint::kLCDRenderText_Flag; |
381 } | 387 } |
382 | 388 |
383 if (kN32_SkColorType != fBitmap.colorType() || | 389 if (clearMask) { |
384 paint.getRasterizer() || | 390 flags->fFlags = paint.getFlags() & ~clearMask; |
385 paint.getPathEffect() || | |
386 paint.isFakeBoldText() || | |
387 paint.getStyle() != SkPaint::kFill_Style || | |
388 !SkXfermode::IsMode(paint.getXfermode(), SkXfermode::kSrcOver_Mode)) { | |
389 // turn off lcd | |
390 flags->fFlags = paint.getFlags() & ~SkPaint::kLCDRenderText_Flag; | |
391 flags->fHinting = paint.getHinting(); | 391 flags->fHinting = paint.getHinting(); |
392 return true; | 392 return true; |
393 } | 393 } |
394 // we're cool with the paint as is | 394 // we're cool with the paint as is |
395 return false; | 395 return false; |
396 } | 396 } |
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