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1 /* | 1 /* |
2 * Copyright (C) 2004, 2005, 2007 Nikolas Zimmermann <zimmermann@kde.org> | 2 * Copyright (C) 2004, 2005, 2007 Nikolas Zimmermann <zimmermann@kde.org> |
3 * Copyright (C) 2004, 2005, 2007, 2008, 2009 Rob Buis <buis@kde.org> | 3 * Copyright (C) 2004, 2005, 2007, 2008, 2009 Rob Buis <buis@kde.org> |
4 * Copyright (C) 2007 Eric Seidel <eric@webkit.org> | 4 * Copyright (C) 2007 Eric Seidel <eric@webkit.org> |
5 * Copyright (C) 2009 Google, Inc. | 5 * Copyright (C) 2009 Google, Inc. |
6 * Copyright (C) Research In Motion Limited 2011. All rights reserved. | 6 * Copyright (C) Research In Motion Limited 2011. 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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221 m_needsBoundariesOrTransformUpdate = false; | 221 m_needsBoundariesOrTransformUpdate = false; |
222 } | 222 } |
223 | 223 |
224 updateLayerTransform(); | 224 updateLayerTransform(); |
225 | 225 |
226 repainter.repaintAfterLayout(); | 226 repainter.repaintAfterLayout(); |
227 | 227 |
228 clearNeedsLayout(); | 228 clearNeedsLayout(); |
229 } | 229 } |
230 | 230 |
231 bool RenderSVGRoot::applyViewportClip() const | |
esprehn
2014/04/05 20:19:22
this should be named with an "is" or "should" pref
| |
232 { | |
233 // the outermost svg is clipped if auto, and svg document roots are always c lipped | |
234 return style()->overflowX() == OHIDDEN || style()->overflowX() == OAUTO || t his->isRoot(); | |
235 } | |
236 | |
231 void RenderSVGRoot::paintReplaced(PaintInfo& paintInfo, const LayoutPoint& paint Offset) | 237 void RenderSVGRoot::paintReplaced(PaintInfo& paintInfo, const LayoutPoint& paint Offset) |
232 { | 238 { |
233 // An empty viewport disables rendering. | 239 // An empty viewport disables rendering. |
234 if (pixelSnappedBorderBoxRect().isEmpty()) | 240 if (pixelSnappedBorderBoxRect().isEmpty()) |
235 return; | 241 return; |
236 | 242 |
237 // Don't paint, if the context explicitly disabled it. | 243 // Don't paint, if the context explicitly disabled it. |
238 if (paintInfo.context->paintingDisabled()) | 244 if (paintInfo.context->paintingDisabled()) |
239 return; | 245 return; |
240 | 246 |
241 // An empty viewBox also disables rendering. | 247 // An empty viewBox also disables rendering. |
242 // (http://www.w3.org/TR/SVG/coords.html#ViewBoxAttribute) | 248 // (http://www.w3.org/TR/SVG/coords.html#ViewBoxAttribute) |
243 SVGSVGElement* svg = toSVGSVGElement(node()); | 249 SVGSVGElement* svg = toSVGSVGElement(node()); |
244 ASSERT(svg); | 250 ASSERT(svg); |
245 if (svg->hasEmptyViewBox()) | 251 if (svg->hasEmptyViewBox()) |
246 return; | 252 return; |
247 | 253 |
248 // Don't paint if we don't have kids, except if we have filters we should pa int those. | 254 // Don't paint if we don't have kids, except if we have filters we should pa int those. |
249 if (!firstChild()) { | 255 if (!firstChild()) { |
250 SVGResources* resources = SVGResourcesCache::cachedResourcesForRenderObj ect(this); | 256 SVGResources* resources = SVGResourcesCache::cachedResourcesForRenderObj ect(this); |
251 if (!resources || !resources->filter()) | 257 if (!resources || !resources->filter()) |
252 return; | 258 return; |
253 } | 259 } |
254 | 260 |
255 // Make a copy of the PaintInfo because applyTransform will modify the damag e rect. | 261 // Make a copy of the PaintInfo because applyTransform will modify the damag e rect. |
256 PaintInfo childPaintInfo(paintInfo); | 262 PaintInfo childPaintInfo(paintInfo); |
257 childPaintInfo.context->save(); | 263 childPaintInfo.context->save(); |
258 | 264 |
259 // Apply initial viewport clip - not affected by overflow handling | 265 // Apply initial viewport clip |
260 childPaintInfo.context->clip(pixelSnappedIntRect(overflowClipRect(paintOffse t))); | 266 if (applyViewportClip()) |
267 childPaintInfo.context->clip(pixelSnappedIntRect(overflowClipRect(paintO ffset))); | |
261 | 268 |
262 // Convert from container offsets (html renderers) to a relative transform ( svg renderers). | 269 // Convert from container offsets (html renderers) to a relative transform ( svg renderers). |
263 // Transform from our paint container's coordinate system to our local coord s. | 270 // Transform from our paint container's coordinate system to our local coord s. |
264 IntPoint adjustedPaintOffset = roundedIntPoint(paintOffset); | 271 IntPoint adjustedPaintOffset = roundedIntPoint(paintOffset); |
265 childPaintInfo.applyTransform(AffineTransform::translation(adjustedPaintOffs et.x(), adjustedPaintOffset.y()) * localToBorderBoxTransform()); | 272 childPaintInfo.applyTransform(AffineTransform::translation(adjustedPaintOffs et.x(), adjustedPaintOffset.y()) * localToBorderBoxTransform()); |
266 | 273 |
267 // SVGRenderingContext must be destroyed before we restore the childPaintInf o.context, because a filter may have | 274 // SVGRenderingContext must be destroyed before we restore the childPaintInf o.context, because a filter may have |
268 // changed the context and it is only reverted when the SVGRenderingContext destructor finishes applying the filter. | 275 // changed the context and it is only reverted when the SVGRenderingContext destructor finishes applying the filter. |
269 { | 276 { |
270 SVGRenderingContext renderingContext; | 277 SVGRenderingContext renderingContext; |
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357 { | 364 { |
358 return SVGRenderSupport::clippedOverflowRectForRepaint(this, repaintContaine r); | 365 return SVGRenderSupport::clippedOverflowRectForRepaint(this, repaintContaine r); |
359 } | 366 } |
360 | 367 |
361 void RenderSVGRoot::computeFloatRectForRepaint(const RenderLayerModelObject* rep aintContainer, FloatRect& repaintRect, bool fixed) const | 368 void RenderSVGRoot::computeFloatRectForRepaint(const RenderLayerModelObject* rep aintContainer, FloatRect& repaintRect, bool fixed) const |
362 { | 369 { |
363 // Apply our local transforms (except for x/y translation), then our shadow, | 370 // Apply our local transforms (except for x/y translation), then our shadow, |
364 // and then call RenderBox's method to handle all the normal CSS Box model b its | 371 // and then call RenderBox's method to handle all the normal CSS Box model b its |
365 repaintRect = m_localToBorderBoxTransform.mapRect(repaintRect); | 372 repaintRect = m_localToBorderBoxTransform.mapRect(repaintRect); |
366 | 373 |
367 // Apply initial viewport clip - not affected by overflow settings | 374 // Apply initial viewport clip |
368 repaintRect.intersect(pixelSnappedBorderBoxRect()); | 375 if (applyViewportClip()) |
376 repaintRect.intersect(pixelSnappedBorderBoxRect()); | |
369 | 377 |
370 LayoutRect rect = enclosingIntRect(repaintRect); | 378 LayoutRect rect = enclosingIntRect(repaintRect); |
371 RenderReplaced::computeRectForRepaint(repaintContainer, rect, fixed); | 379 RenderReplaced::computeRectForRepaint(repaintContainer, rect, fixed); |
372 repaintRect = rect; | 380 repaintRect = rect; |
373 } | 381 } |
374 | 382 |
375 // This method expects local CSS box coordinates. | 383 // This method expects local CSS box coordinates. |
376 // Callers with local SVG viewport coordinates should first apply the localToBor derBoxTransform | 384 // Callers with local SVG viewport coordinates should first apply the localToBor derBoxTransform |
377 // to convert from SVG viewport coordinates to local CSS box coordinates. | 385 // to convert from SVG viewport coordinates to local CSS box coordinates. |
378 void RenderSVGRoot::mapLocalToContainer(const RenderLayerModelObject* repaintCon tainer, TransformState& transformState, MapCoordinatesFlags mode, bool* wasFixed ) const | 386 void RenderSVGRoot::mapLocalToContainer(const RenderLayerModelObject* repaintCon tainer, TransformState& transformState, MapCoordinatesFlags mode, bool* wasFixed ) const |
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441 | 449 |
442 bool RenderSVGRoot::hasRelativeLogicalHeight() const | 450 bool RenderSVGRoot::hasRelativeLogicalHeight() const |
443 { | 451 { |
444 SVGSVGElement* svg = toSVGSVGElement(node()); | 452 SVGSVGElement* svg = toSVGSVGElement(node()); |
445 ASSERT(svg); | 453 ASSERT(svg); |
446 | 454 |
447 return svg->intrinsicHeight(SVGSVGElement::IgnoreCSSProperties).isPercent(); | 455 return svg->intrinsicHeight(SVGSVGElement::IgnoreCSSProperties).isPercent(); |
448 } | 456 } |
449 | 457 |
450 } | 458 } |
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