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1 /* | 1 /* |
2 * Copyright (C) 2004, 2005, 2006, 2007 Nikolas Zimmermann <zimmermann@kde.org> | 2 * Copyright (C) 2004, 2005, 2006, 2007 Nikolas Zimmermann <zimmermann@kde.org> |
3 * Copyright (C) 2004, 2005 Rob Buis <buis@kde.org> | 3 * Copyright (C) 2004, 2005 Rob Buis <buis@kde.org> |
4 * Copyright (C) 2005 Eric Seidel <eric@webkit.org> | 4 * Copyright (C) 2005 Eric Seidel <eric@webkit.org> |
5 * Copyright (C) 2009 Dirk Schulze <krit@webkit.org> | 5 * Copyright (C) 2009 Dirk Schulze <krit@webkit.org> |
6 * Copyright (C) Research In Motion Limited 2010. All rights reserved. | 6 * Copyright (C) Research In Motion Limited 2010. All rights reserved. |
7 * | 7 * |
8 * This library is free software; you can redistribute it and/or | 8 * This library is free software; you can redistribute it and/or |
9 * modify it under the terms of the GNU Library General Public | 9 * modify it under the terms of the GNU Library General Public |
10 * License as published by the Free Software Foundation; either | 10 * License as published by the Free Software Foundation; either |
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200 FilterEffect* in = inputEffect(0); | 200 FilterEffect* in = inputEffect(0); |
201 in->apply(); | 201 in->apply(); |
202 if (!in->hasResult()) | 202 if (!in->hasResult()) |
203 return; | 203 return; |
204 | 204 |
205 ByteArray* dstPixelArray = createPremultipliedImageResult(); | 205 ByteArray* dstPixelArray = createPremultipliedImageResult(); |
206 if (!dstPixelArray) | 206 if (!dstPixelArray) |
207 return; | 207 return; |
208 | 208 |
209 setIsAlphaImage(in->isAlphaImage()); | 209 setIsAlphaImage(in->isAlphaImage()); |
210 if (m_radiusX <= 0 || m_radiusY <= 0) | 210 if (m_radiusX <= 0 || m_radiusY <= 0) { |
| 211 dstPixelArray->clear(); |
211 return; | 212 return; |
| 213 } |
212 | 214 |
213 Filter* filter = this->filter(); | 215 Filter* filter = this->filter(); |
214 int radiusX = static_cast<int>(floorf(filter->applyHorizontalScale(m_radiusX
))); | 216 int radiusX = static_cast<int>(floorf(filter->applyHorizontalScale(m_radiusX
))); |
215 int radiusY = static_cast<int>(floorf(filter->applyVerticalScale(m_radiusY))
); | 217 int radiusY = static_cast<int>(floorf(filter->applyVerticalScale(m_radiusY))
); |
216 | 218 |
217 IntRect effectDrawingRect = requestedRegionOfInputImageData(in->absolutePain
tRect()); | 219 IntRect effectDrawingRect = requestedRegionOfInputImageData(in->absolutePain
tRect()); |
218 RefPtr<ByteArray> srcPixelArray = in->asPremultipliedImage(effectDrawingRect
); | 220 RefPtr<ByteArray> srcPixelArray = in->asPremultipliedImage(effectDrawingRect
); |
219 | 221 |
220 PaintingData paintingData; | 222 PaintingData paintingData; |
221 paintingData.srcPixelArray = srcPixelArray.get(); | 223 paintingData.srcPixelArray = srcPixelArray.get(); |
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255 FilterEffect::externalRepresentation(ts); | 257 FilterEffect::externalRepresentation(ts); |
256 ts << " operator=\"" << morphologyOperator() << "\" " | 258 ts << " operator=\"" << morphologyOperator() << "\" " |
257 << "radius=\"" << radiusX() << ", " << radiusY() << "\"]\n"; | 259 << "radius=\"" << radiusX() << ", " << radiusY() << "\"]\n"; |
258 inputEffect(0)->externalRepresentation(ts, indent + 1); | 260 inputEffect(0)->externalRepresentation(ts, indent + 1); |
259 return ts; | 261 return ts; |
260 } | 262 } |
261 | 263 |
262 } // namespace WebCore | 264 } // namespace WebCore |
263 | 265 |
264 #endif // ENABLE(FILTERS) | 266 #endif // ENABLE(FILTERS) |
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