Torne (Richard Coles) | 53e740f | 2013-05-09 18:38:43 +0100 | [diff] [blame] | 1 | /* |
| 2 | * Copyright (C) 2004, 2005, 2007, 2009 Apple Inc. All rights reserved. |
| 3 | * (C) 2005 Rob Buis <buis@kde.org> |
| 4 | * (C) 2006 Alexander Kellett <lypanov@kde.org> |
| 5 | * Copyright (C) Research In Motion Limited 2010. All rights reserved. |
| 6 | * |
| 7 | * Redistribution and use in source and binary forms, with or without |
| 8 | * modification, are permitted provided that the following conditions |
| 9 | * are met: |
| 10 | * 1. Redistributions of source code must retain the above copyright |
| 11 | * notice, this list of conditions and the following disclaimer. |
| 12 | * 2. Redistributions in binary form must reproduce the above copyright |
| 13 | * notice, this list of conditions and the following disclaimer in the |
| 14 | * documentation and/or other materials provided with the distribution. |
| 15 | * |
| 16 | * THIS SOFTWARE IS PROVIDED BY APPLE COMPUTER, INC. ``AS IS'' AND ANY |
| 17 | * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE |
| 18 | * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR |
| 19 | * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL APPLE COMPUTER, INC. OR |
| 20 | * CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, |
| 21 | * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, |
| 22 | * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR |
| 23 | * PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY |
| 24 | * OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT |
| 25 | * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE |
| 26 | * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. |
| 27 | */ |
| 28 | |
| 29 | #include "config.h" |
| 30 | |
Torne (Richard Coles) | 53e740f | 2013-05-09 18:38:43 +0100 | [diff] [blame] | 31 | #include "core/rendering/svg/SVGRenderTreeAsText.h" |
| 32 | |
Torne (Richard Coles) | 53e740f | 2013-05-09 18:38:43 +0100 | [diff] [blame] | 33 | #include "SVGNames.h" |
Torne (Richard Coles) | 53e740f | 2013-05-09 18:38:43 +0100 | [diff] [blame] | 34 | #include "core/platform/graphics/GraphicsTypes.h" |
Torne (Richard Coles) | 53e740f | 2013-05-09 18:38:43 +0100 | [diff] [blame] | 35 | #include "core/rendering/InlineTextBox.h" |
Torne (Richard Coles) | 53e740f | 2013-05-09 18:38:43 +0100 | [diff] [blame] | 36 | #include "core/rendering/RenderTreeAsText.h" |
Torne (Richard Coles) | 53e740f | 2013-05-09 18:38:43 +0100 | [diff] [blame] | 37 | #include "core/rendering/svg/RenderSVGGradientStop.h" |
| 38 | #include "core/rendering/svg/RenderSVGImage.h" |
| 39 | #include "core/rendering/svg/RenderSVGInlineText.h" |
Torne (Richard Coles) | 53e740f | 2013-05-09 18:38:43 +0100 | [diff] [blame] | 40 | #include "core/rendering/svg/RenderSVGResourceClipper.h" |
| 41 | #include "core/rendering/svg/RenderSVGResourceFilter.h" |
Torne (Richard Coles) | 53e740f | 2013-05-09 18:38:43 +0100 | [diff] [blame] | 42 | #include "core/rendering/svg/RenderSVGResourceLinearGradient.h" |
| 43 | #include "core/rendering/svg/RenderSVGResourceMarker.h" |
| 44 | #include "core/rendering/svg/RenderSVGResourceMasker.h" |
| 45 | #include "core/rendering/svg/RenderSVGResourcePattern.h" |
| 46 | #include "core/rendering/svg/RenderSVGResourceRadialGradient.h" |
| 47 | #include "core/rendering/svg/RenderSVGResourceSolidColor.h" |
| 48 | #include "core/rendering/svg/RenderSVGRoot.h" |
| 49 | #include "core/rendering/svg/RenderSVGShape.h" |
| 50 | #include "core/rendering/svg/RenderSVGText.h" |
| 51 | #include "core/rendering/svg/SVGInlineTextBox.h" |
| 52 | #include "core/rendering/svg/SVGRootInlineBox.h" |
| 53 | #include "core/svg/LinearGradientAttributes.h" |
| 54 | #include "core/svg/PatternAttributes.h" |
| 55 | #include "core/svg/RadialGradientAttributes.h" |
| 56 | #include "core/svg/SVGCircleElement.h" |
| 57 | #include "core/svg/SVGEllipseElement.h" |
| 58 | #include "core/svg/SVGLineElement.h" |
| 59 | #include "core/svg/SVGLinearGradientElement.h" |
| 60 | #include "core/svg/SVGPathElement.h" |
| 61 | #include "core/svg/SVGPathUtilities.h" |
| 62 | #include "core/svg/SVGPatternElement.h" |
| 63 | #include "core/svg/SVGPointList.h" |
| 64 | #include "core/svg/SVGPolyElement.h" |
| 65 | #include "core/svg/SVGRadialGradientElement.h" |
| 66 | #include "core/svg/SVGRectElement.h" |
| 67 | #include "core/svg/SVGStopElement.h" |
Torne (Richard Coles) | 53e740f | 2013-05-09 18:38:43 +0100 | [diff] [blame] | 68 | |
| 69 | #include <math.h> |
| 70 | |
| 71 | namespace WebCore { |
| 72 | |
| 73 | /** class + iomanip to help streaming list separators, i.e. ", " in string "a, b, c, d" |
| 74 | * Can be used in cases where you don't know which item in the list is the first |
| 75 | * one to be printed, but still want to avoid strings like ", b, c". |
| 76 | */ |
| 77 | class TextStreamSeparator { |
| 78 | public: |
| 79 | TextStreamSeparator(const String& s) |
| 80 | : m_separator(s) |
| 81 | , m_needToSeparate(false) |
| 82 | { |
| 83 | } |
| 84 | |
| 85 | private: |
| 86 | friend TextStream& operator<<(TextStream&, TextStreamSeparator&); |
| 87 | |
| 88 | String m_separator; |
| 89 | bool m_needToSeparate; |
| 90 | }; |
| 91 | |
| 92 | TextStream& operator<<(TextStream& ts, TextStreamSeparator& sep) |
| 93 | { |
| 94 | if (sep.m_needToSeparate) |
| 95 | ts << sep.m_separator; |
| 96 | else |
| 97 | sep.m_needToSeparate = true; |
| 98 | return ts; |
| 99 | } |
| 100 | |
| 101 | template<typename ValueType> |
| 102 | static void writeNameValuePair(TextStream& ts, const char* name, ValueType value) |
| 103 | { |
| 104 | ts << " [" << name << "=" << value << "]"; |
| 105 | } |
| 106 | |
| 107 | template<typename ValueType> |
| 108 | static void writeNameAndQuotedValue(TextStream& ts, const char* name, ValueType value) |
| 109 | { |
| 110 | ts << " [" << name << "=\"" << value << "\"]"; |
| 111 | } |
| 112 | |
| 113 | static void writeIfNotEmpty(TextStream& ts, const char* name, const String& value) |
| 114 | { |
| 115 | if (!value.isEmpty()) |
| 116 | writeNameValuePair(ts, name, value); |
| 117 | } |
| 118 | |
| 119 | template<typename ValueType> |
| 120 | static void writeIfNotDefault(TextStream& ts, const char* name, ValueType value, ValueType defaultValue) |
| 121 | { |
| 122 | if (value != defaultValue) |
| 123 | writeNameValuePair(ts, name, value); |
| 124 | } |
| 125 | |
| 126 | TextStream& operator<<(TextStream& ts, const FloatRect& r) |
| 127 | { |
| 128 | ts << "at (" << TextStream::FormatNumberRespectingIntegers(r.x()); |
| 129 | ts << "," << TextStream::FormatNumberRespectingIntegers(r.y()); |
| 130 | ts << ") size " << TextStream::FormatNumberRespectingIntegers(r.width()); |
| 131 | ts << "x" << TextStream::FormatNumberRespectingIntegers(r.height()); |
| 132 | return ts; |
| 133 | } |
| 134 | |
| 135 | TextStream& operator<<(TextStream& ts, const AffineTransform& transform) |
| 136 | { |
| 137 | if (transform.isIdentity()) |
| 138 | ts << "identity"; |
| 139 | else |
| 140 | ts << "{m=((" |
| 141 | << transform.a() << "," << transform.b() |
| 142 | << ")(" |
| 143 | << transform.c() << "," << transform.d() |
| 144 | << ")) t=(" |
| 145 | << transform.e() << "," << transform.f() |
| 146 | << ")}"; |
| 147 | |
| 148 | return ts; |
| 149 | } |
| 150 | |
| 151 | static TextStream& operator<<(TextStream& ts, const WindRule rule) |
| 152 | { |
| 153 | switch (rule) { |
| 154 | case RULE_NONZERO: |
| 155 | ts << "NON-ZERO"; |
| 156 | break; |
| 157 | case RULE_EVENODD: |
| 158 | ts << "EVEN-ODD"; |
| 159 | break; |
| 160 | } |
| 161 | |
| 162 | return ts; |
| 163 | } |
| 164 | |
| 165 | static TextStream& operator<<(TextStream& ts, const SVGUnitTypes::SVGUnitType& unitType) |
| 166 | { |
| 167 | ts << SVGPropertyTraits<SVGUnitTypes::SVGUnitType>::toString(unitType); |
| 168 | return ts; |
| 169 | } |
| 170 | |
| 171 | static TextStream& operator<<(TextStream& ts, const SVGMarkerUnitsType& markerUnit) |
| 172 | { |
| 173 | ts << SVGPropertyTraits<SVGMarkerUnitsType>::toString(markerUnit); |
| 174 | return ts; |
| 175 | } |
| 176 | |
| 177 | TextStream& operator<<(TextStream& ts, const Color& c) |
| 178 | { |
| 179 | return ts << c.nameForRenderTreeAsText(); |
| 180 | } |
| 181 | |
| 182 | // FIXME: Maybe this should be in KCanvasRenderingStyle.cpp |
| 183 | static TextStream& operator<<(TextStream& ts, const DashArray& a) |
| 184 | { |
| 185 | ts << "{"; |
| 186 | DashArray::const_iterator end = a.end(); |
| 187 | for (DashArray::const_iterator it = a.begin(); it != end; ++it) { |
| 188 | if (it != a.begin()) |
| 189 | ts << ", "; |
| 190 | ts << *it; |
| 191 | } |
| 192 | ts << "}"; |
| 193 | return ts; |
| 194 | } |
| 195 | |
| 196 | // FIXME: Maybe this should be in GraphicsTypes.cpp |
| 197 | static TextStream& operator<<(TextStream& ts, LineCap style) |
| 198 | { |
| 199 | switch (style) { |
| 200 | case ButtCap: |
| 201 | ts << "BUTT"; |
| 202 | break; |
| 203 | case RoundCap: |
| 204 | ts << "ROUND"; |
| 205 | break; |
| 206 | case SquareCap: |
| 207 | ts << "SQUARE"; |
| 208 | break; |
| 209 | } |
| 210 | return ts; |
| 211 | } |
| 212 | |
| 213 | // FIXME: Maybe this should be in GraphicsTypes.cpp |
| 214 | static TextStream& operator<<(TextStream& ts, LineJoin style) |
| 215 | { |
| 216 | switch (style) { |
| 217 | case MiterJoin: |
| 218 | ts << "MITER"; |
| 219 | break; |
| 220 | case RoundJoin: |
| 221 | ts << "ROUND"; |
| 222 | break; |
| 223 | case BevelJoin: |
| 224 | ts << "BEVEL"; |
| 225 | break; |
| 226 | } |
| 227 | return ts; |
| 228 | } |
| 229 | |
| 230 | static TextStream& operator<<(TextStream& ts, const SVGSpreadMethodType& type) |
| 231 | { |
| 232 | ts << SVGPropertyTraits<SVGSpreadMethodType>::toString(type).upper(); |
| 233 | return ts; |
| 234 | } |
| 235 | |
| 236 | static void writeSVGPaintingResource(TextStream& ts, RenderSVGResource* resource) |
| 237 | { |
| 238 | if (resource->resourceType() == SolidColorResourceType) { |
| 239 | ts << "[type=SOLID] [color=" << static_cast<RenderSVGResourceSolidColor*>(resource)->color() << "]"; |
| 240 | return; |
| 241 | } |
| 242 | |
| 243 | // All other resources derive from RenderSVGResourceContainer |
| 244 | RenderSVGResourceContainer* container = static_cast<RenderSVGResourceContainer*>(resource); |
| 245 | Node* node = container->node(); |
| 246 | ASSERT(node); |
| 247 | ASSERT(node->isSVGElement()); |
| 248 | |
| 249 | if (resource->resourceType() == PatternResourceType) |
| 250 | ts << "[type=PATTERN]"; |
| 251 | else if (resource->resourceType() == LinearGradientResourceType) |
| 252 | ts << "[type=LINEAR-GRADIENT]"; |
| 253 | else if (resource->resourceType() == RadialGradientResourceType) |
| 254 | ts << "[type=RADIAL-GRADIENT]"; |
| 255 | |
| 256 | ts << " [id=\"" << toSVGElement(node)->getIdAttribute() << "\"]"; |
| 257 | } |
| 258 | |
| 259 | static void writeStyle(TextStream& ts, const RenderObject& object) |
| 260 | { |
| 261 | const RenderStyle* style = object.style(); |
| 262 | const SVGRenderStyle* svgStyle = style->svgStyle(); |
| 263 | |
| 264 | if (!object.localTransform().isIdentity()) |
| 265 | writeNameValuePair(ts, "transform", object.localTransform()); |
| 266 | writeIfNotDefault(ts, "image rendering", style->imageRendering(), RenderStyle::initialImageRendering()); |
| 267 | writeIfNotDefault(ts, "opacity", style->opacity(), RenderStyle::initialOpacity()); |
| 268 | if (object.isSVGShape()) { |
| 269 | const RenderSVGShape& shape = static_cast<const RenderSVGShape&>(object); |
| 270 | ASSERT(shape.node()); |
| 271 | ASSERT(shape.node()->isSVGElement()); |
| 272 | |
| 273 | Color fallbackColor; |
| 274 | if (RenderSVGResource* strokePaintingResource = RenderSVGResource::strokePaintingResource(const_cast<RenderSVGShape*>(&shape), shape.style(), fallbackColor)) { |
| 275 | TextStreamSeparator s(" "); |
| 276 | ts << " [stroke={" << s; |
| 277 | writeSVGPaintingResource(ts, strokePaintingResource); |
| 278 | |
| 279 | SVGLengthContext lengthContext(toSVGElement(shape.node())); |
| 280 | double dashOffset = svgStyle->strokeDashOffset().value(lengthContext); |
| 281 | double strokeWidth = svgStyle->strokeWidth().value(lengthContext); |
| 282 | const Vector<SVGLength>& dashes = svgStyle->strokeDashArray(); |
| 283 | |
| 284 | DashArray dashArray; |
| 285 | const Vector<SVGLength>::const_iterator end = dashes.end(); |
| 286 | for (Vector<SVGLength>::const_iterator it = dashes.begin(); it != end; ++it) |
| 287 | dashArray.append((*it).value(lengthContext)); |
| 288 | |
| 289 | writeIfNotDefault(ts, "opacity", svgStyle->strokeOpacity(), 1.0f); |
| 290 | writeIfNotDefault(ts, "stroke width", strokeWidth, 1.0); |
| 291 | writeIfNotDefault(ts, "miter limit", svgStyle->strokeMiterLimit(), 4.0f); |
| 292 | writeIfNotDefault(ts, "line cap", svgStyle->capStyle(), ButtCap); |
| 293 | writeIfNotDefault(ts, "line join", svgStyle->joinStyle(), MiterJoin); |
| 294 | writeIfNotDefault(ts, "dash offset", dashOffset, 0.0); |
| 295 | if (!dashArray.isEmpty()) |
| 296 | writeNameValuePair(ts, "dash array", dashArray); |
| 297 | |
| 298 | ts << "}]"; |
| 299 | } |
| 300 | |
| 301 | if (RenderSVGResource* fillPaintingResource = RenderSVGResource::fillPaintingResource(const_cast<RenderSVGShape*>(&shape), shape.style(), fallbackColor)) { |
| 302 | TextStreamSeparator s(" "); |
| 303 | ts << " [fill={" << s; |
| 304 | writeSVGPaintingResource(ts, fillPaintingResource); |
| 305 | |
| 306 | writeIfNotDefault(ts, "opacity", svgStyle->fillOpacity(), 1.0f); |
| 307 | writeIfNotDefault(ts, "fill rule", svgStyle->fillRule(), RULE_NONZERO); |
| 308 | ts << "}]"; |
| 309 | } |
| 310 | writeIfNotDefault(ts, "clip rule", svgStyle->clipRule(), RULE_NONZERO); |
| 311 | } |
| 312 | |
| 313 | writeIfNotEmpty(ts, "start marker", svgStyle->markerStartResource()); |
| 314 | writeIfNotEmpty(ts, "middle marker", svgStyle->markerMidResource()); |
| 315 | writeIfNotEmpty(ts, "end marker", svgStyle->markerEndResource()); |
| 316 | } |
| 317 | |
| 318 | static TextStream& writePositionAndStyle(TextStream& ts, const RenderObject& object) |
| 319 | { |
| 320 | ts << " " << enclosingIntRect(const_cast<RenderObject&>(object).absoluteClippedOverflowRect()); |
| 321 | writeStyle(ts, object); |
| 322 | return ts; |
| 323 | } |
| 324 | |
| 325 | static TextStream& operator<<(TextStream& ts, const RenderSVGShape& shape) |
| 326 | { |
| 327 | writePositionAndStyle(ts, shape); |
| 328 | |
| 329 | ASSERT(shape.node()->isSVGElement()); |
| 330 | SVGElement* svgElement = toSVGElement(shape.node()); |
| 331 | SVGLengthContext lengthContext(svgElement); |
| 332 | |
| 333 | if (svgElement->hasTagName(SVGNames::rectTag)) { |
| 334 | SVGRectElement* element = static_cast<SVGRectElement*>(svgElement); |
| 335 | writeNameValuePair(ts, "x", element->x().value(lengthContext)); |
| 336 | writeNameValuePair(ts, "y", element->y().value(lengthContext)); |
| 337 | writeNameValuePair(ts, "width", element->width().value(lengthContext)); |
| 338 | writeNameValuePair(ts, "height", element->height().value(lengthContext)); |
| 339 | } else if (svgElement->hasTagName(SVGNames::lineTag)) { |
| 340 | SVGLineElement* element = static_cast<SVGLineElement*>(svgElement); |
| 341 | writeNameValuePair(ts, "x1", element->x1().value(lengthContext)); |
| 342 | writeNameValuePair(ts, "y1", element->y1().value(lengthContext)); |
| 343 | writeNameValuePair(ts, "x2", element->x2().value(lengthContext)); |
| 344 | writeNameValuePair(ts, "y2", element->y2().value(lengthContext)); |
| 345 | } else if (svgElement->hasTagName(SVGNames::ellipseTag)) { |
| 346 | SVGEllipseElement* element = static_cast<SVGEllipseElement*>(svgElement); |
| 347 | writeNameValuePair(ts, "cx", element->cx().value(lengthContext)); |
| 348 | writeNameValuePair(ts, "cy", element->cy().value(lengthContext)); |
| 349 | writeNameValuePair(ts, "rx", element->rx().value(lengthContext)); |
| 350 | writeNameValuePair(ts, "ry", element->ry().value(lengthContext)); |
| 351 | } else if (svgElement->hasTagName(SVGNames::circleTag)) { |
| 352 | SVGCircleElement* element = static_cast<SVGCircleElement*>(svgElement); |
| 353 | writeNameValuePair(ts, "cx", element->cx().value(lengthContext)); |
| 354 | writeNameValuePair(ts, "cy", element->cy().value(lengthContext)); |
| 355 | writeNameValuePair(ts, "r", element->r().value(lengthContext)); |
| 356 | } else if (svgElement->hasTagName(SVGNames::polygonTag) || svgElement->hasTagName(SVGNames::polylineTag)) { |
| 357 | SVGPolyElement* element = static_cast<SVGPolyElement*>(svgElement); |
| 358 | writeNameAndQuotedValue(ts, "points", element->pointList().valueAsString()); |
| 359 | } else if (svgElement->hasTagName(SVGNames::pathTag)) { |
| 360 | SVGPathElement* element = static_cast<SVGPathElement*>(svgElement); |
| 361 | String pathString; |
| 362 | // FIXME: We should switch to UnalteredParsing here - this will affect the path dumping output of dozens of tests. |
| 363 | buildStringFromByteStream(element->pathByteStream(), pathString, NormalizedParsing); |
| 364 | writeNameAndQuotedValue(ts, "data", pathString); |
| 365 | } else |
| 366 | ASSERT_NOT_REACHED(); |
| 367 | return ts; |
| 368 | } |
| 369 | |
| 370 | static TextStream& operator<<(TextStream& ts, const RenderSVGRoot& root) |
| 371 | { |
| 372 | return writePositionAndStyle(ts, root); |
| 373 | } |
| 374 | |
| 375 | static void writeRenderSVGTextBox(TextStream& ts, const RenderSVGText& text) |
| 376 | { |
| 377 | SVGRootInlineBox* box = static_cast<SVGRootInlineBox*>(text.firstRootBox()); |
| 378 | if (!box) |
| 379 | return; |
| 380 | |
| 381 | ts << " " << enclosingIntRect(FloatRect(text.location(), FloatSize(box->logicalWidth(), box->logicalHeight()))); |
| 382 | |
| 383 | // FIXME: Remove this hack, once the new text layout engine is completly landed. We want to preserve the old layout test results for now. |
| 384 | ts << " contains 1 chunk(s)"; |
| 385 | |
| 386 | if (text.parent() && (text.parent()->style()->visitedDependentColor(CSSPropertyColor) != text.style()->visitedDependentColor(CSSPropertyColor))) |
| 387 | writeNameValuePair(ts, "color", text.style()->visitedDependentColor(CSSPropertyColor).nameForRenderTreeAsText()); |
| 388 | } |
| 389 | |
| 390 | static inline void writeSVGInlineTextBox(TextStream& ts, SVGInlineTextBox* textBox, int indent) |
| 391 | { |
| 392 | Vector<SVGTextFragment>& fragments = textBox->textFragments(); |
| 393 | if (fragments.isEmpty()) |
| 394 | return; |
| 395 | |
| 396 | RenderSVGInlineText* textRenderer = toRenderSVGInlineText(textBox->textRenderer()); |
| 397 | ASSERT(textRenderer); |
| 398 | |
| 399 | const SVGRenderStyle* svgStyle = textRenderer->style()->svgStyle(); |
| 400 | String text = textBox->textRenderer()->text(); |
| 401 | |
| 402 | unsigned fragmentsSize = fragments.size(); |
| 403 | for (unsigned i = 0; i < fragmentsSize; ++i) { |
| 404 | SVGTextFragment& fragment = fragments.at(i); |
| 405 | writeIndent(ts, indent + 1); |
| 406 | |
| 407 | unsigned startOffset = fragment.characterOffset; |
| 408 | unsigned endOffset = fragment.characterOffset + fragment.length; |
| 409 | |
| 410 | // FIXME: Remove this hack, once the new text layout engine is completly landed. We want to preserve the old layout test results for now. |
| 411 | ts << "chunk 1 "; |
| 412 | ETextAnchor anchor = svgStyle->textAnchor(); |
| 413 | bool isVerticalText = svgStyle->isVerticalWritingMode(); |
| 414 | if (anchor == TA_MIDDLE) { |
| 415 | ts << "(middle anchor"; |
| 416 | if (isVerticalText) |
| 417 | ts << ", vertical"; |
| 418 | ts << ") "; |
| 419 | } else if (anchor == TA_END) { |
| 420 | ts << "(end anchor"; |
| 421 | if (isVerticalText) |
| 422 | ts << ", vertical"; |
| 423 | ts << ") "; |
| 424 | } else if (isVerticalText) |
| 425 | ts << "(vertical) "; |
| 426 | startOffset -= textBox->start(); |
| 427 | endOffset -= textBox->start(); |
| 428 | // </hack> |
| 429 | |
| 430 | ts << "text run " << i + 1 << " at (" << fragment.x << "," << fragment.y << ")"; |
| 431 | ts << " startOffset " << startOffset << " endOffset " << endOffset; |
| 432 | if (isVerticalText) |
| 433 | ts << " height " << fragment.height; |
| 434 | else |
| 435 | ts << " width " << fragment.width; |
| 436 | |
| 437 | if (!textBox->isLeftToRightDirection() || textBox->dirOverride()) { |
| 438 | ts << (textBox->isLeftToRightDirection() ? " LTR" : " RTL"); |
| 439 | if (textBox->dirOverride()) |
| 440 | ts << " override"; |
| 441 | } |
| 442 | |
| 443 | ts << ": " << quoteAndEscapeNonPrintables(text.substring(fragment.characterOffset, fragment.length)) << "\n"; |
| 444 | } |
| 445 | } |
| 446 | |
| 447 | static inline void writeSVGInlineTextBoxes(TextStream& ts, const RenderText& text, int indent) |
| 448 | { |
| 449 | for (InlineTextBox* box = text.firstTextBox(); box; box = box->nextTextBox()) { |
| 450 | if (!box->isSVGInlineTextBox()) |
| 451 | continue; |
| 452 | |
| 453 | writeSVGInlineTextBox(ts, static_cast<SVGInlineTextBox*>(box), indent); |
| 454 | } |
| 455 | } |
| 456 | |
| 457 | static void writeStandardPrefix(TextStream& ts, const RenderObject& object, int indent) |
| 458 | { |
| 459 | writeIndent(ts, indent); |
| 460 | ts << object.renderName(); |
| 461 | |
| 462 | if (object.node()) |
| 463 | ts << " {" << object.node()->nodeName() << "}"; |
| 464 | } |
| 465 | |
| 466 | static void writeChildren(TextStream& ts, const RenderObject& object, int indent) |
| 467 | { |
| 468 | for (RenderObject* child = object.firstChild(); child; child = child->nextSibling()) |
| 469 | write(ts, *child, indent + 1); |
| 470 | } |
| 471 | |
| 472 | static inline void writeCommonGradientProperties(TextStream& ts, SVGSpreadMethodType spreadMethod, const AffineTransform& gradientTransform, SVGUnitTypes::SVGUnitType gradientUnits) |
| 473 | { |
| 474 | writeNameValuePair(ts, "gradientUnits", gradientUnits); |
| 475 | |
| 476 | if (spreadMethod != SVGSpreadMethodPad) |
| 477 | ts << " [spreadMethod=" << spreadMethod << "]"; |
| 478 | |
| 479 | if (!gradientTransform.isIdentity()) |
| 480 | ts << " [gradientTransform=" << gradientTransform << "]"; |
| 481 | } |
| 482 | |
| 483 | void writeSVGResourceContainer(TextStream& ts, const RenderObject& object, int indent) |
| 484 | { |
| 485 | writeStandardPrefix(ts, object, indent); |
| 486 | |
| 487 | Element* element = toElement(object.node()); |
| 488 | const AtomicString& id = element->getIdAttribute(); |
| 489 | writeNameAndQuotedValue(ts, "id", id); |
| 490 | |
| 491 | RenderSVGResourceContainer* resource = const_cast<RenderObject&>(object).toRenderSVGResourceContainer(); |
| 492 | ASSERT(resource); |
| 493 | |
| 494 | if (resource->resourceType() == MaskerResourceType) { |
| 495 | RenderSVGResourceMasker* masker = static_cast<RenderSVGResourceMasker*>(resource); |
| 496 | writeNameValuePair(ts, "maskUnits", masker->maskUnits()); |
| 497 | writeNameValuePair(ts, "maskContentUnits", masker->maskContentUnits()); |
| 498 | ts << "\n"; |
| 499 | } else if (resource->resourceType() == FilterResourceType) { |
| 500 | RenderSVGResourceFilter* filter = static_cast<RenderSVGResourceFilter*>(resource); |
| 501 | writeNameValuePair(ts, "filterUnits", filter->filterUnits()); |
| 502 | writeNameValuePair(ts, "primitiveUnits", filter->primitiveUnits()); |
| 503 | ts << "\n"; |
| 504 | // Creating a placeholder filter which is passed to the builder. |
| 505 | FloatRect dummyRect; |
| 506 | RefPtr<SVGFilter> dummyFilter = SVGFilter::create(AffineTransform(), dummyRect, dummyRect, dummyRect, true); |
| 507 | if (RefPtr<SVGFilterBuilder> builder = filter->buildPrimitives(dummyFilter.get())) { |
| 508 | if (FilterEffect* lastEffect = builder->lastEffect()) |
| 509 | lastEffect->externalRepresentation(ts, indent + 1); |
| 510 | } |
| 511 | } else if (resource->resourceType() == ClipperResourceType) { |
| 512 | RenderSVGResourceClipper* clipper = static_cast<RenderSVGResourceClipper*>(resource); |
| 513 | writeNameValuePair(ts, "clipPathUnits", clipper->clipPathUnits()); |
| 514 | ts << "\n"; |
| 515 | } else if (resource->resourceType() == MarkerResourceType) { |
| 516 | RenderSVGResourceMarker* marker = static_cast<RenderSVGResourceMarker*>(resource); |
| 517 | writeNameValuePair(ts, "markerUnits", marker->markerUnits()); |
| 518 | ts << " [ref at " << marker->referencePoint() << "]"; |
| 519 | ts << " [angle="; |
| 520 | if (marker->angle() == -1) |
| 521 | ts << "auto" << "]\n"; |
| 522 | else |
| 523 | ts << marker->angle() << "]\n"; |
| 524 | } else if (resource->resourceType() == PatternResourceType) { |
| 525 | RenderSVGResourcePattern* pattern = static_cast<RenderSVGResourcePattern*>(resource); |
| 526 | |
| 527 | // Dump final results that are used for rendering. No use in asking SVGPatternElement for its patternUnits(), as it may |
| 528 | // link to other patterns using xlink:href, we need to build the full inheritance chain, aka. collectPatternProperties() |
| 529 | PatternAttributes attributes; |
| 530 | static_cast<SVGPatternElement*>(pattern->node())->collectPatternAttributes(attributes); |
| 531 | |
| 532 | writeNameValuePair(ts, "patternUnits", attributes.patternUnits()); |
| 533 | writeNameValuePair(ts, "patternContentUnits", attributes.patternContentUnits()); |
| 534 | |
| 535 | AffineTransform transform = attributes.patternTransform(); |
| 536 | if (!transform.isIdentity()) |
| 537 | ts << " [patternTransform=" << transform << "]"; |
| 538 | ts << "\n"; |
| 539 | } else if (resource->resourceType() == LinearGradientResourceType) { |
| 540 | RenderSVGResourceLinearGradient* gradient = static_cast<RenderSVGResourceLinearGradient*>(resource); |
| 541 | |
| 542 | // Dump final results that are used for rendering. No use in asking SVGGradientElement for its gradientUnits(), as it may |
| 543 | // link to other gradients using xlink:href, we need to build the full inheritance chain, aka. collectGradientProperties() |
| 544 | SVGLinearGradientElement* linearGradientElement = static_cast<SVGLinearGradientElement*>(gradient->node()); |
| 545 | |
| 546 | LinearGradientAttributes attributes; |
| 547 | linearGradientElement->collectGradientAttributes(attributes); |
| 548 | writeCommonGradientProperties(ts, attributes.spreadMethod(), attributes.gradientTransform(), attributes.gradientUnits()); |
| 549 | |
| 550 | ts << " [start=" << gradient->startPoint(attributes) << "] [end=" << gradient->endPoint(attributes) << "]\n"; |
| 551 | } else if (resource->resourceType() == RadialGradientResourceType) { |
| 552 | RenderSVGResourceRadialGradient* gradient = static_cast<RenderSVGResourceRadialGradient*>(resource); |
| 553 | |
| 554 | // Dump final results that are used for rendering. No use in asking SVGGradientElement for its gradientUnits(), as it may |
| 555 | // link to other gradients using xlink:href, we need to build the full inheritance chain, aka. collectGradientProperties() |
| 556 | SVGRadialGradientElement* radialGradientElement = static_cast<SVGRadialGradientElement*>(gradient->node()); |
| 557 | |
| 558 | RadialGradientAttributes attributes; |
| 559 | radialGradientElement->collectGradientAttributes(attributes); |
| 560 | writeCommonGradientProperties(ts, attributes.spreadMethod(), attributes.gradientTransform(), attributes.gradientUnits()); |
| 561 | |
| 562 | FloatPoint focalPoint = gradient->focalPoint(attributes); |
| 563 | FloatPoint centerPoint = gradient->centerPoint(attributes); |
| 564 | float radius = gradient->radius(attributes); |
| 565 | float focalRadius = gradient->focalRadius(attributes); |
| 566 | |
| 567 | ts << " [center=" << centerPoint << "] [focal=" << focalPoint << "] [radius=" << radius << "] [focalRadius=" << focalRadius << "]\n"; |
| 568 | } else |
| 569 | ts << "\n"; |
| 570 | writeChildren(ts, object, indent); |
| 571 | } |
| 572 | |
| 573 | void writeSVGContainer(TextStream& ts, const RenderObject& container, int indent) |
| 574 | { |
| 575 | // Currently RenderSVGResourceFilterPrimitive has no meaningful output. |
| 576 | if (container.isSVGResourceFilterPrimitive()) |
| 577 | return; |
| 578 | writeStandardPrefix(ts, container, indent); |
| 579 | writePositionAndStyle(ts, container); |
| 580 | ts << "\n"; |
| 581 | writeResources(ts, container, indent); |
| 582 | writeChildren(ts, container, indent); |
| 583 | } |
| 584 | |
| 585 | void write(TextStream& ts, const RenderSVGRoot& root, int indent) |
| 586 | { |
| 587 | writeStandardPrefix(ts, root, indent); |
| 588 | ts << root << "\n"; |
| 589 | writeChildren(ts, root, indent); |
| 590 | } |
| 591 | |
| 592 | void writeSVGText(TextStream& ts, const RenderSVGText& text, int indent) |
| 593 | { |
| 594 | writeStandardPrefix(ts, text, indent); |
| 595 | writeRenderSVGTextBox(ts, text); |
| 596 | ts << "\n"; |
| 597 | writeResources(ts, text, indent); |
| 598 | writeChildren(ts, text, indent); |
| 599 | } |
| 600 | |
| 601 | void writeSVGInlineText(TextStream& ts, const RenderSVGInlineText& text, int indent) |
| 602 | { |
| 603 | writeStandardPrefix(ts, text, indent); |
| 604 | ts << " " << enclosingIntRect(FloatRect(text.firstRunOrigin(), text.floatLinesBoundingBox().size())) << "\n"; |
| 605 | writeResources(ts, text, indent); |
| 606 | writeSVGInlineTextBoxes(ts, text, indent); |
| 607 | } |
| 608 | |
| 609 | void writeSVGImage(TextStream& ts, const RenderSVGImage& image, int indent) |
| 610 | { |
| 611 | writeStandardPrefix(ts, image, indent); |
| 612 | writePositionAndStyle(ts, image); |
| 613 | ts << "\n"; |
| 614 | writeResources(ts, image, indent); |
| 615 | } |
| 616 | |
| 617 | void write(TextStream& ts, const RenderSVGShape& shape, int indent) |
| 618 | { |
| 619 | writeStandardPrefix(ts, shape, indent); |
| 620 | ts << shape << "\n"; |
| 621 | writeResources(ts, shape, indent); |
| 622 | } |
| 623 | |
| 624 | void writeSVGGradientStop(TextStream& ts, const RenderSVGGradientStop& stop, int indent) |
| 625 | { |
| 626 | writeStandardPrefix(ts, stop, indent); |
| 627 | |
| 628 | SVGStopElement* stopElement = static_cast<SVGStopElement*>(stop.node()); |
| 629 | ASSERT(stopElement); |
| 630 | |
| 631 | RenderStyle* style = stop.style(); |
| 632 | if (!style) |
| 633 | return; |
| 634 | |
| 635 | ts << " [offset=" << stopElement->offset() << "] [color=" << stopElement->stopColorIncludingOpacity() << "]\n"; |
| 636 | } |
| 637 | |
| 638 | void writeResources(TextStream& ts, const RenderObject& object, int indent) |
| 639 | { |
| 640 | const RenderStyle* style = object.style(); |
| 641 | const SVGRenderStyle* svgStyle = style->svgStyle(); |
| 642 | |
| 643 | // FIXME: We want to use SVGResourcesCache to determine which resources are present, instead of quering the resource <-> id cache. |
| 644 | // For now leave the DRT output as is, but later on we should change this so cycles are properly ignored in the DRT output. |
| 645 | RenderObject& renderer = const_cast<RenderObject&>(object); |
| 646 | if (!svgStyle->maskerResource().isEmpty()) { |
| 647 | if (RenderSVGResourceMasker* masker = getRenderSVGResourceById<RenderSVGResourceMasker>(object.document(), svgStyle->maskerResource())) { |
| 648 | writeIndent(ts, indent); |
| 649 | ts << " "; |
| 650 | writeNameAndQuotedValue(ts, "masker", svgStyle->maskerResource()); |
| 651 | ts << " "; |
| 652 | writeStandardPrefix(ts, *masker, 0); |
| 653 | ts << " " << masker->resourceBoundingBox(&renderer) << "\n"; |
| 654 | } |
| 655 | } |
| 656 | if (!svgStyle->clipperResource().isEmpty()) { |
| 657 | if (RenderSVGResourceClipper* clipper = getRenderSVGResourceById<RenderSVGResourceClipper>(object.document(), svgStyle->clipperResource())) { |
| 658 | writeIndent(ts, indent); |
| 659 | ts << " "; |
| 660 | writeNameAndQuotedValue(ts, "clipPath", svgStyle->clipperResource()); |
| 661 | ts << " "; |
| 662 | writeStandardPrefix(ts, *clipper, 0); |
| 663 | ts << " " << clipper->resourceBoundingBox(&renderer) << "\n"; |
| 664 | } |
| 665 | } |
| 666 | if (!svgStyle->filterResource().isEmpty()) { |
| 667 | if (RenderSVGResourceFilter* filter = getRenderSVGResourceById<RenderSVGResourceFilter>(object.document(), svgStyle->filterResource())) { |
| 668 | writeIndent(ts, indent); |
| 669 | ts << " "; |
| 670 | writeNameAndQuotedValue(ts, "filter", svgStyle->filterResource()); |
| 671 | ts << " "; |
| 672 | writeStandardPrefix(ts, *filter, 0); |
| 673 | ts << " " << filter->resourceBoundingBox(&renderer) << "\n"; |
| 674 | } |
| 675 | } |
| 676 | } |
| 677 | |
| 678 | } // namespace WebCore |