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1 /* | 1 /* |
2 * Copyright 2012 The Android Open Source Project | 2 * Copyright 2012 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 #include "SkBitmap.h" | 8 #include "SkBitmap.h" |
9 #include "SkMagnifierImageFilter.h" | 9 #include "SkMagnifierImageFilter.h" |
10 #include "SkColorPriv.h" | 10 #include "SkColorPriv.h" |
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284 | 284 |
285 void SkMagnifierImageFilter::flatten(SkWriteBuffer& buffer) const { | 285 void SkMagnifierImageFilter::flatten(SkWriteBuffer& buffer) const { |
286 this->INHERITED::flatten(buffer); | 286 this->INHERITED::flatten(buffer); |
287 buffer.writeRect(fSrcRect); | 287 buffer.writeRect(fSrcRect); |
288 buffer.writeScalar(fInset); | 288 buffer.writeScalar(fInset); |
289 } | 289 } |
290 | 290 |
291 bool SkMagnifierImageFilter::onFilterImage(Proxy*, const SkBitmap& src, | 291 bool SkMagnifierImageFilter::onFilterImage(Proxy*, const SkBitmap& src, |
292 const Context&, SkBitmap* dst, | 292 const Context&, SkBitmap* dst, |
293 SkIPoint* offset) const { | 293 SkIPoint* offset) const { |
294 SkASSERT(src.colorType() == kN32_SkColorType); | |
295 SkASSERT(fSrcRect.width() < src.width()); | |
296 SkASSERT(fSrcRect.height() < src.height()); | |
297 | |
298 if ((src.colorType() != kN32_SkColorType) || | 294 if ((src.colorType() != kN32_SkColorType) || |
299 (fSrcRect.width() >= src.width()) || | 295 (fSrcRect.width() >= src.width()) || |
300 (fSrcRect.height() >= src.height())) { | 296 (fSrcRect.height() >= src.height())) { |
301 return false; | 297 return false; |
302 } | 298 } |
303 | 299 |
304 SkAutoLockPixels alp(src); | 300 SkAutoLockPixels alp(src); |
305 SkASSERT(src.getPixels()); | 301 SkASSERT(src.getPixels()); |
306 if (!src.getPixels() || src.width() <= 0 || src.height() <= 0) { | 302 if (!src.getPixels() || src.width() <= 0 || src.height() <= 0) { |
307 return false; | 303 return false; |
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360 | 356 |
361 #ifndef SK_IGNORE_TO_STRING | 357 #ifndef SK_IGNORE_TO_STRING |
362 void SkMagnifierImageFilter::toString(SkString* str) const { | 358 void SkMagnifierImageFilter::toString(SkString* str) const { |
363 str->appendf("SkMagnifierImageFilter: ("); | 359 str->appendf("SkMagnifierImageFilter: ("); |
364 str->appendf("src: (%f,%f,%f,%f) ", | 360 str->appendf("src: (%f,%f,%f,%f) ", |
365 fSrcRect.fLeft, fSrcRect.fTop, fSrcRect.fRight, fSrcRect.fBotto
m); | 361 fSrcRect.fLeft, fSrcRect.fTop, fSrcRect.fRight, fSrcRect.fBotto
m); |
366 str->appendf("inset: %f", fInset); | 362 str->appendf("inset: %f", fInset); |
367 str->append(")"); | 363 str->append(")"); |
368 } | 364 } |
369 #endif | 365 #endif |
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