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| 1 /* | |
| 2 * Copyright (C) 2013 Google Inc. All rights reserved. | |
| 3 * | |
| 4 * Redistribution and use in source and binary forms, with or without | |
| 5 * modification, are permitted provided that the following conditions are | |
| 6 * met: | |
| 7 * | |
| 8 * * Redistributions of source code must retain the above copyright | |
| 9 * notice, this list of conditions and the following disclaimer. | |
| 10 * * Redistributions in binary form must reproduce the above | |
| 11 * copyright notice, this list of conditions and the following disclaimer | |
| 12 * in the documentation and/or other materials provided with the | |
| 13 * distribution. | |
| 14 * * Neither the name of Google Inc. nor the names of its | |
| 15 * contributors may be used to endorse or promote products derived from | |
| 16 * this software without specific prior written permission. | |
| 17 * | |
| 18 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS | |
| 19 * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT | |
| 20 * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR | |
| 21 * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT | |
| 22 * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, | |
| 23 * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT | |
| 24 * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, | |
| 25 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY | |
| 26 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT | |
| 27 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE | |
| 28 * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. | |
| 29 */ | |
| 30 | |
| 31 #include "sky/engine/core/animation/css/CSSAnimatableValueFactory.h" | |
| 32 | |
| 33 #include "gen/sky/core/CSSValueKeywords.h" | |
| 34 #include "sky/engine/core/animation/animatable/AnimatableClipPathOperation.h" | |
| 35 #include "sky/engine/core/animation/animatable/AnimatableColor.h" | |
| 36 #include "sky/engine/core/animation/animatable/AnimatableDouble.h" | |
| 37 #include "sky/engine/core/animation/animatable/AnimatableFilterOperations.h" | |
| 38 #include "sky/engine/core/animation/animatable/AnimatableLength.h" | |
| 39 #include "sky/engine/core/animation/animatable/AnimatableLengthBox.h" | |
| 40 #include "sky/engine/core/animation/animatable/AnimatableLengthBoxAndBool.h" | |
| 41 #include "sky/engine/core/animation/animatable/AnimatableLengthPoint.h" | |
| 42 #include "sky/engine/core/animation/animatable/AnimatableLengthPoint3D.h" | |
| 43 #include "sky/engine/core/animation/animatable/AnimatableLengthSize.h" | |
| 44 #include "sky/engine/core/animation/animatable/AnimatableRepeatable.h" | |
| 45 #include "sky/engine/core/animation/animatable/AnimatableShadow.h" | |
| 46 #include "sky/engine/core/animation/animatable/AnimatableShapeValue.h" | |
| 47 #include "sky/engine/core/animation/animatable/AnimatableTransform.h" | |
| 48 #include "sky/engine/core/animation/animatable/AnimatableUnknown.h" | |
| 49 #include "sky/engine/core/css/CSSCalculationValue.h" | |
| 50 #include "sky/engine/core/css/CSSPrimitiveValue.h" | |
| 51 #include "sky/engine/core/css/CSSPrimitiveValueMappings.h" | |
| 52 #include "sky/engine/core/css/CSSPropertyMetadata.h" | |
| 53 #include "sky/engine/core/rendering/style/RenderStyle.h" | |
| 54 #include "sky/engine/platform/Length.h" | |
| 55 #include "sky/engine/platform/LengthBox.h" | |
| 56 | |
| 57 namespace blink { | |
| 58 | |
| 59 static PassRefPtr<AnimatableValue> createFromLength(const Length& length, const
RenderStyle& style) | |
| 60 { | |
| 61 switch (length.type()) { | |
| 62 case Fixed: | |
| 63 case Percent: | |
| 64 case Calculated: | |
| 65 return AnimatableLength::create(length); | |
| 66 case Auto: | |
| 67 case Intrinsic: | |
| 68 case MinIntrinsic: | |
| 69 case MinContent: | |
| 70 case MaxContent: | |
| 71 case FillAvailable: | |
| 72 case FitContent: | |
| 73 return AnimatableUnknown::create(CSSPrimitiveValue::create(length)); | |
| 74 case MaxSizeNone: | |
| 75 return AnimatableUnknown::create(CSSValueNone); | |
| 76 case DeviceWidth: | |
| 77 case DeviceHeight: | |
| 78 ASSERT_NOT_REACHED(); | |
| 79 return nullptr; | |
| 80 } | |
| 81 ASSERT_NOT_REACHED(); | |
| 82 return nullptr; | |
| 83 } | |
| 84 | |
| 85 static PassRefPtr<AnimatableValue> createFromLineHeight(const Length& length, co
nst RenderStyle& style) | |
| 86 { | |
| 87 if (length.type() == Percent) { | |
| 88 double value = length.value(); | |
| 89 // -100% is used to represent "normal" line height. | |
| 90 if (value == -100) | |
| 91 return AnimatableUnknown::create(CSSValueNormal); | |
| 92 return AnimatableDouble::create(value); | |
| 93 } | |
| 94 return createFromLength(length, style); | |
| 95 } | |
| 96 | |
| 97 inline static PassRefPtr<AnimatableValue> createFromDouble(double value, Animata
bleDouble::Constraint constraint = AnimatableDouble::Unconstrained) | |
| 98 { | |
| 99 return AnimatableDouble::create(value, constraint); | |
| 100 } | |
| 101 | |
| 102 inline static PassRefPtr<AnimatableValue> createFromLengthBox(const LengthBox& l
engthBox, const RenderStyle& style) | |
| 103 { | |
| 104 return AnimatableLengthBox::create( | |
| 105 createFromLength(lengthBox.left(), style), | |
| 106 createFromLength(lengthBox.right(), style), | |
| 107 createFromLength(lengthBox.top(), style), | |
| 108 createFromLength(lengthBox.bottom(), style)); | |
| 109 } | |
| 110 | |
| 111 static PassRefPtr<AnimatableValue> createFromBorderImageLength(const BorderImage
Length& borderImageLength, const RenderStyle& style) | |
| 112 { | |
| 113 if (borderImageLength.isNumber()) | |
| 114 return createFromDouble(borderImageLength.number()); | |
| 115 return createFromLength(borderImageLength.length(), style); | |
| 116 } | |
| 117 | |
| 118 inline static PassRefPtr<AnimatableValue> createFromBorderImageLengthBox(const B
orderImageLengthBox& borderImageLengthBox, const RenderStyle& style) | |
| 119 { | |
| 120 return AnimatableLengthBox::create( | |
| 121 createFromBorderImageLength(borderImageLengthBox.left(), style), | |
| 122 createFromBorderImageLength(borderImageLengthBox.right(), style), | |
| 123 createFromBorderImageLength(borderImageLengthBox.top(), style), | |
| 124 createFromBorderImageLength(borderImageLengthBox.bottom(), style)); | |
| 125 } | |
| 126 | |
| 127 inline static PassRefPtr<AnimatableValue> createFromLengthPoint(const LengthPoin
t& lengthPoint, const RenderStyle& style) | |
| 128 { | |
| 129 return AnimatableLengthPoint::create( | |
| 130 createFromLength(lengthPoint.x(), style), | |
| 131 createFromLength(lengthPoint.y(), style)); | |
| 132 } | |
| 133 | |
| 134 inline static PassRefPtr<AnimatableValue> createFromLengthSize(const LengthSize&
lengthSize, const RenderStyle& style) | |
| 135 { | |
| 136 return AnimatableLengthSize::create( | |
| 137 createFromLength(lengthSize.width(), style), | |
| 138 createFromLength(lengthSize.height(), style)); | |
| 139 } | |
| 140 | |
| 141 inline static PassRefPtr<AnimatableValue> createFromStyleImage(StyleImage* image
) | |
| 142 { | |
| 143 return AnimatableUnknown::create(CSSValueNone); | |
| 144 } | |
| 145 | |
| 146 inline static PassRefPtr<AnimatableValue> createFromFillSize(const FillSize& fil
lSize, const RenderStyle& style) | |
| 147 { | |
| 148 switch (fillSize.type) { | |
| 149 case SizeLength: | |
| 150 return createFromLengthSize(fillSize.size, style); | |
| 151 case Contain: | |
| 152 case Cover: | |
| 153 case SizeNone: | |
| 154 return AnimatableUnknown::create(CSSPrimitiveValue::create(fillSize.type
)); | |
| 155 default: | |
| 156 ASSERT_NOT_REACHED(); | |
| 157 return nullptr; | |
| 158 } | |
| 159 } | |
| 160 | |
| 161 inline static PassRefPtr<AnimatableValue> createFromBackgroundPosition(const Len
gth& length, bool originIsSet, BackgroundEdgeOrigin origin, const RenderStyle& s
tyle) | |
| 162 { | |
| 163 if (!originIsSet || origin == LeftEdge || origin == TopEdge) | |
| 164 return createFromLength(length, style); | |
| 165 return createFromLength(length.subtractFromOneHundredPercent(), style); | |
| 166 } | |
| 167 | |
| 168 template<CSSPropertyID property> | |
| 169 inline static PassRefPtr<AnimatableValue> createFromFillLayers(const FillLayer&
fillLayers, const RenderStyle& style) | |
| 170 { | |
| 171 Vector<RefPtr<AnimatableValue> > values; | |
| 172 for (const FillLayer* fillLayer = &fillLayers; fillLayer; fillLayer = fillLa
yer->next()) { | |
| 173 if (property == CSSPropertyBackgroundImage) { | |
| 174 if (!fillLayer->isImageSet()) | |
| 175 break; | |
| 176 values.append(createFromStyleImage(fillLayer->image())); | |
| 177 } else if (property == CSSPropertyBackgroundPositionX) { | |
| 178 if (!fillLayer->isXPositionSet()) | |
| 179 break; | |
| 180 values.append(createFromBackgroundPosition(fillLayer->xPosition(), f
illLayer->isBackgroundXOriginSet(), fillLayer->backgroundXOrigin(), style)); | |
| 181 } else if (property == CSSPropertyBackgroundPositionY) { | |
| 182 if (!fillLayer->isYPositionSet()) | |
| 183 break; | |
| 184 values.append(createFromBackgroundPosition(fillLayer->yPosition(), f
illLayer->isBackgroundYOriginSet(), fillLayer->backgroundYOrigin(), style)); | |
| 185 } else if (property == CSSPropertyBackgroundSize) { | |
| 186 if (!fillLayer->isSizeSet()) | |
| 187 break; | |
| 188 values.append(createFromFillSize(fillLayer->size(), style)); | |
| 189 } else { | |
| 190 ASSERT_NOT_REACHED(); | |
| 191 } | |
| 192 } | |
| 193 return AnimatableRepeatable::create(values); | |
| 194 } | |
| 195 | |
| 196 PassRefPtr<AnimatableValue> CSSAnimatableValueFactory::createFromColor(CSSProper
tyID property, const RenderStyle& style) | |
| 197 { | |
| 198 Color color = style.colorIncludingFallback(property); | |
| 199 return AnimatableColor::create(color); | |
| 200 } | |
| 201 | |
| 202 static double fontStretchToDouble(FontStretch fontStretch) | |
| 203 { | |
| 204 return static_cast<unsigned>(fontStretch); | |
| 205 } | |
| 206 | |
| 207 static PassRefPtr<AnimatableValue> createFromFontStretch(FontStretch fontStretch
) | |
| 208 { | |
| 209 return createFromDouble(fontStretchToDouble(fontStretch)); | |
| 210 } | |
| 211 | |
| 212 static double fontWeightToDouble(FontWeight fontWeight) | |
| 213 { | |
| 214 switch (fontWeight) { | |
| 215 case FontWeight100: | |
| 216 return 100; | |
| 217 case FontWeight200: | |
| 218 return 200; | |
| 219 case FontWeight300: | |
| 220 return 300; | |
| 221 case FontWeight400: | |
| 222 return 400; | |
| 223 case FontWeight500: | |
| 224 return 500; | |
| 225 case FontWeight600: | |
| 226 return 600; | |
| 227 case FontWeight700: | |
| 228 return 700; | |
| 229 case FontWeight800: | |
| 230 return 800; | |
| 231 case FontWeight900: | |
| 232 return 900; | |
| 233 } | |
| 234 | |
| 235 ASSERT_NOT_REACHED(); | |
| 236 return 400; | |
| 237 } | |
| 238 | |
| 239 static PassRefPtr<AnimatableValue> createFromFontWeight(FontWeight fontWeight) | |
| 240 { | |
| 241 return createFromDouble(fontWeightToDouble(fontWeight)); | |
| 242 } | |
| 243 | |
| 244 // FIXME: Generate this function. | |
| 245 PassRefPtr<AnimatableValue> CSSAnimatableValueFactory::create(CSSPropertyID prop
erty, const RenderStyle& style) | |
| 246 { | |
| 247 ASSERT(CSSPropertyMetadata::isAnimatableProperty(property)); | |
| 248 switch (property) { | |
| 249 case CSSPropertyBackgroundColor: | |
| 250 return createFromColor(property, style); | |
| 251 case CSSPropertyBackgroundImage: | |
| 252 return createFromFillLayers<CSSPropertyBackgroundImage>(style.background
Layers(), style); | |
| 253 case CSSPropertyBackgroundPositionX: | |
| 254 return createFromFillLayers<CSSPropertyBackgroundPositionX>(style.backgr
oundLayers(), style); | |
| 255 case CSSPropertyBackgroundPositionY: | |
| 256 return createFromFillLayers<CSSPropertyBackgroundPositionY>(style.backgr
oundLayers(), style); | |
| 257 case CSSPropertyBackgroundSize: | |
| 258 case CSSPropertyWebkitBackgroundSize: | |
| 259 return createFromFillLayers<CSSPropertyBackgroundSize>(style.backgroundL
ayers(), style); | |
| 260 case CSSPropertyBorderBottomColor: | |
| 261 return createFromColor(property, style); | |
| 262 case CSSPropertyBorderBottomLeftRadius: | |
| 263 return createFromLengthSize(style.borderBottomLeftRadius(), style); | |
| 264 case CSSPropertyBorderBottomRightRadius: | |
| 265 return createFromLengthSize(style.borderBottomRightRadius(), style); | |
| 266 case CSSPropertyBorderBottomWidth: | |
| 267 return createFromDouble(style.borderBottomWidth()); | |
| 268 case CSSPropertyBorderImageOutset: | |
| 269 return createFromBorderImageLengthBox(style.borderImageOutset(), style); | |
| 270 case CSSPropertyBorderImageSlice: | |
| 271 return createFromLengthBox(style.borderImageSlices(), style); | |
| 272 case CSSPropertyBorderImageSource: | |
| 273 return createFromStyleImage(style.borderImageSource()); | |
| 274 case CSSPropertyBorderImageWidth: | |
| 275 return createFromBorderImageLengthBox(style.borderImageWidth(), style); | |
| 276 case CSSPropertyBorderLeftColor: | |
| 277 return createFromColor(property, style); | |
| 278 case CSSPropertyBorderLeftWidth: | |
| 279 return createFromDouble(style.borderLeftWidth()); | |
| 280 case CSSPropertyBorderRightColor: | |
| 281 return createFromColor(property, style); | |
| 282 case CSSPropertyBorderRightWidth: | |
| 283 return createFromDouble(style.borderRightWidth()); | |
| 284 case CSSPropertyBorderTopColor: | |
| 285 return createFromColor(property, style); | |
| 286 case CSSPropertyBorderTopLeftRadius: | |
| 287 return createFromLengthSize(style.borderTopLeftRadius(), style); | |
| 288 case CSSPropertyBorderTopRightRadius: | |
| 289 return createFromLengthSize(style.borderTopRightRadius(), style); | |
| 290 case CSSPropertyBorderTopWidth: | |
| 291 return createFromDouble(style.borderTopWidth()); | |
| 292 case CSSPropertyBottom: | |
| 293 return createFromLength(style.bottom(), style); | |
| 294 case CSSPropertyBoxShadow: | |
| 295 case CSSPropertyWebkitBoxShadow: | |
| 296 return AnimatableShadow::create(style.boxShadow()); | |
| 297 case CSSPropertyClip: | |
| 298 if (style.hasAutoClip()) | |
| 299 return AnimatableUnknown::create(CSSPrimitiveValue::create(CSSValueA
uto)); | |
| 300 return createFromLengthBox(style.clip(), style); | |
| 301 case CSSPropertyColor: | |
| 302 return createFromColor(property, style); | |
| 303 case CSSPropertyFilter: | |
| 304 return AnimatableFilterOperations::create(style.filter()); | |
| 305 case CSSPropertyFlexGrow: | |
| 306 return createFromDouble(style.flexGrow(), AnimatableDouble::Interpolatio
nIsNonContinuousWithZero); | |
| 307 case CSSPropertyFlexShrink: | |
| 308 return createFromDouble(style.flexShrink(), AnimatableDouble::Interpolat
ionIsNonContinuousWithZero); | |
| 309 case CSSPropertyFlexBasis: | |
| 310 return createFromLength(style.flexBasis(), style); | |
| 311 case CSSPropertyFontSize: | |
| 312 // Must pass a specified size to setFontSize if Text Autosizing is enabl
ed, but a computed size | |
| 313 // if text zoom is enabled (if neither is enabled it's irrelevant as the
y're probably the same). | |
| 314 // FIXME: Should we introduce an option to pass the computed font size h
ere, allowing consumers to | |
| 315 // enable text zoom rather than Text Autosizing? See http://crbug.com/22
7545. | |
| 316 return createFromDouble(style.specifiedFontSize()); | |
| 317 case CSSPropertyFontStretch: | |
| 318 return createFromFontStretch(style.fontStretch()); | |
| 319 case CSSPropertyFontWeight: | |
| 320 return createFromFontWeight(style.fontWeight()); | |
| 321 case CSSPropertyHeight: | |
| 322 return createFromLength(style.height(), style); | |
| 323 case CSSPropertyLeft: | |
| 324 return createFromLength(style.left(), style); | |
| 325 case CSSPropertyLetterSpacing: | |
| 326 return createFromDouble(style.letterSpacing()); | |
| 327 case CSSPropertyLineHeight: | |
| 328 return createFromLineHeight(style.specifiedLineHeight(), style); | |
| 329 case CSSPropertyMarginBottom: | |
| 330 return createFromLength(style.marginBottom(), style); | |
| 331 case CSSPropertyMarginLeft: | |
| 332 return createFromLength(style.marginLeft(), style); | |
| 333 case CSSPropertyMarginRight: | |
| 334 return createFromLength(style.marginRight(), style); | |
| 335 case CSSPropertyMarginTop: | |
| 336 return createFromLength(style.marginTop(), style); | |
| 337 case CSSPropertyMaxHeight: | |
| 338 return createFromLength(style.maxHeight(), style); | |
| 339 case CSSPropertyMaxWidth: | |
| 340 return createFromLength(style.maxWidth(), style); | |
| 341 case CSSPropertyMinHeight: | |
| 342 return createFromLength(style.minHeight(), style); | |
| 343 case CSSPropertyMinWidth: | |
| 344 return createFromLength(style.minWidth(), style); | |
| 345 case CSSPropertyObjectPosition: | |
| 346 return createFromLengthPoint(style.objectPosition(), style); | |
| 347 case CSSPropertyOpacity: | |
| 348 return createFromDouble(style.opacity()); | |
| 349 case CSSPropertyOutlineColor: | |
| 350 return createFromColor(property, style); | |
| 351 case CSSPropertyOutlineOffset: | |
| 352 return createFromDouble(style.outlineOffset()); | |
| 353 case CSSPropertyOutlineWidth: | |
| 354 return createFromDouble(style.outlineWidth()); | |
| 355 case CSSPropertyPaddingBottom: | |
| 356 return createFromLength(style.paddingBottom(), style); | |
| 357 case CSSPropertyPaddingLeft: | |
| 358 return createFromLength(style.paddingLeft(), style); | |
| 359 case CSSPropertyPaddingRight: | |
| 360 return createFromLength(style.paddingRight(), style); | |
| 361 case CSSPropertyPaddingTop: | |
| 362 return createFromLength(style.paddingTop(), style); | |
| 363 case CSSPropertyRight: | |
| 364 return createFromLength(style.right(), style); | |
| 365 case CSSPropertyTextDecorationColor: | |
| 366 return AnimatableColor::create(style.textDecorationColor().resolve(style
.color())); | |
| 367 case CSSPropertyTextIndent: | |
| 368 return createFromLength(style.textIndent(), style); | |
| 369 case CSSPropertyTextShadow: | |
| 370 return AnimatableShadow::create(style.textShadow()); | |
| 371 case CSSPropertyTop: | |
| 372 return createFromLength(style.top(), style); | |
| 373 case CSSPropertyWebkitBorderHorizontalSpacing: | |
| 374 return createFromDouble(style.horizontalBorderSpacing()); | |
| 375 case CSSPropertyWebkitBorderVerticalSpacing: | |
| 376 return createFromDouble(style.verticalBorderSpacing()); | |
| 377 case CSSPropertyWebkitClipPath: | |
| 378 if (ClipPathOperation* operation = style.clipPath()) | |
| 379 return AnimatableClipPathOperation::create(operation); | |
| 380 return AnimatableUnknown::create(CSSValueNone); | |
| 381 case CSSPropertyPerspective: | |
| 382 return createFromDouble(style.perspective()); | |
| 383 case CSSPropertyPerspectiveOrigin: | |
| 384 return AnimatableLengthPoint::create( | |
| 385 createFromLength(style.perspectiveOriginX(), style), | |
| 386 createFromLength(style.perspectiveOriginY(), style)); | |
| 387 case CSSPropertyWebkitTextStrokeColor: | |
| 388 return createFromColor(property, style); | |
| 389 case CSSPropertyTransform: | |
| 390 return AnimatableTransform::create(style.transform()); | |
| 391 case CSSPropertyTransformOrigin: | |
| 392 return AnimatableLengthPoint3D::create( | |
| 393 createFromLength(style.transformOriginX(), style), | |
| 394 createFromLength(style.transformOriginY(), style), | |
| 395 createFromDouble(style.transformOriginZ())); | |
| 396 case CSSPropertyWidth: | |
| 397 return createFromLength(style.width(), style); | |
| 398 case CSSPropertyWordSpacing: | |
| 399 return createFromDouble(style.wordSpacing()); | |
| 400 case CSSPropertyVerticalAlign: | |
| 401 if (style.verticalAlign() == LENGTH) | |
| 402 return createFromLength(style.verticalAlignLength(), style); | |
| 403 return AnimatableUnknown::create(CSSPrimitiveValue::create(style.vertica
lAlign())); | |
| 404 case CSSPropertyZIndex: | |
| 405 return createFromDouble(style.zIndex()); | |
| 406 default: | |
| 407 ASSERT_NOT_REACHED(); | |
| 408 // This return value is to avoid a release crash if possible. | |
| 409 return AnimatableUnknown::create(nullptr); | |
| 410 } | |
| 411 } | |
| 412 | |
| 413 } // namespace blink | |
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