Changeset 39240 in webkit
- Timestamp:
- Dec 12, 2008 6:11:04 AM (15 years ago)
- Location:
- trunk/WebCore
- Files:
-
- 2 edited
Legend:
- Unmodified
- Added
- Removed
-
trunk/WebCore/ChangeLog
r39238 r39240 1 2008-12-12 Oliver Hunt <oliver@apple.com> 2 3 Reviewed by Alexey Proskuryakov. 4 5 REGRESSION: Canvas is broken in high dpi mode 6 <rdar://problem/6432739> <https://bugs.webkit.org/show_bug.cgi?id=22823> 7 8 Simply made sure that we correctly scale the graphics context to 9 account for the difference between logical and buffer resolution. 10 11 * html/HTMLCanvasElement.cpp: 12 (WebCore::HTMLCanvasElement::createImageBuffer): 13 (WebCore::HTMLCanvasElement::baseTransform): 14 1 15 2008-12-12 Tor Arne Vestbø <tavestbo@trolltech.com> 2 16 -
trunk/WebCore/html/HTMLCanvasElement.cpp
r39105 r39240 254 254 if (!size.width() || !size.height()) 255 255 return; 256 256 257 m_imageBuffer.set(ImageBuffer::create(size, false).release()); 257 258 m_imageBuffer->context()->scale(FloatSize(size.width() / unscaledSize.width(), size.height() / unscaledSize.height())); 258 259 m_imageBuffer->context()->setShadowsIgnoreTransforms(true); 259 260 } … … 274 275 { 275 276 ASSERT(m_createdImageBuffer); 276 return m_imageBuffer->baseTransform(); 277 } 278 279 } 277 FloatSize unscaledSize(width(), height()); 278 IntSize size = convertLogicalToDevice(unscaledSize); 279 AffineTransform transform; 280 if (size.width() && size.height()) 281 transform.scale(size.width() / unscaledSize.width(), size.height() / unscaledSize.height()); 282 transform.multiply(m_imageBuffer->baseTransform()); 283 return transform; 284 } 285 286 }
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