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1 /* | 1 /* |
2 * Copyright (C) 2013 Google Inc. All rights reserved. | 2 * Copyright (C) 2013 Google Inc. All rights reserved. |
3 * | 3 * |
4 * Redistribution and use in source and binary forms, with or without | 4 * Redistribution and use in source and binary forms, with or without |
5 * modification, are permitted provided that the following conditions are | 5 * modification, are permitted provided that the following conditions are |
6 * met: | 6 * met: |
7 * | 7 * |
8 * * Redistributions of source code must retain the above copyright | 8 * * Redistributions of source code must retain the above copyright |
9 * notice, this list of conditions and the following disclaimer. | 9 * notice, this list of conditions and the following disclaimer. |
10 * * Redistributions in binary form must reproduce the above | 10 * * Redistributions in binary form must reproduce the above |
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2169 return point; | 2169 return point; |
2170 | 2170 |
2171 // This is similar to LayoutBox::flipForWritingModeForChild. We have to subt
ract out our left/top offsets twice, since | 2171 // This is similar to LayoutBox::flipForWritingModeForChild. We have to subt
ract out our left/top offsets twice, since |
2172 // it's going to get added back in. We hide this complication here so that t
he calling code looks normal for the unflipped | 2172 // it's going to get added back in. We hide this complication here so that t
he calling code looks normal for the unflipped |
2173 // case. | 2173 // case. |
2174 if (isHorizontalWritingMode()) | 2174 if (isHorizontalWritingMode()) |
2175 return LayoutPoint(point.x(), point.y() + size().height() - child.layout
Object()->size().height() - 2 * yPositionForFloatIncludingMargin(child)); | 2175 return LayoutPoint(point.x(), point.y() + size().height() - child.layout
Object()->size().height() - 2 * yPositionForFloatIncludingMargin(child)); |
2176 return LayoutPoint(point.x() + size().width() - child.layoutObject()->size()
.width() - 2 * xPositionForFloatIncludingMargin(child), point.y()); | 2176 return LayoutPoint(point.x() + size().width() - child.layoutObject()->size()
.width() - 2 * xPositionForFloatIncludingMargin(child), point.y()); |
2177 } | 2177 } |
2178 | 2178 |
2179 LayoutUnit LayoutBlockFlow::logicalLeftOffsetForPositioningFloat(LayoutUnit logi
calTop, LayoutUnit fixedOffset, bool applyTextIndent, LayoutUnit* heightRemainin
g) const | 2179 LayoutUnit LayoutBlockFlow::logicalLeftOffsetForPositioningFloat(LayoutUnit logi
calTop, LayoutUnit fixedOffset, LayoutUnit* heightRemaining) const |
2180 { | 2180 { |
2181 LayoutUnit offset = fixedOffset; | 2181 LayoutUnit offset = fixedOffset; |
2182 if (m_floatingObjects && m_floatingObjects->hasLeftObjects()) | 2182 if (m_floatingObjects && m_floatingObjects->hasLeftObjects()) |
2183 offset = m_floatingObjects->logicalLeftOffsetForPositioningFloat(fixedOf
fset, logicalTop, heightRemaining); | 2183 offset = m_floatingObjects->logicalLeftOffsetForPositioningFloat(fixedOf
fset, logicalTop, heightRemaining); |
2184 return adjustLogicalLeftOffsetForLine(offset, applyTextIndent); | 2184 return adjustLogicalLeftOffsetForLine(offset, false); |
2185 } | 2185 } |
2186 | 2186 |
2187 LayoutUnit LayoutBlockFlow::logicalRightOffsetForPositioningFloat(LayoutUnit log
icalTop, LayoutUnit fixedOffset, bool applyTextIndent, LayoutUnit* heightRemaini
ng) const | 2187 LayoutUnit LayoutBlockFlow::logicalRightOffsetForPositioningFloat(LayoutUnit log
icalTop, LayoutUnit fixedOffset, LayoutUnit* heightRemaining) const |
2188 { | 2188 { |
2189 LayoutUnit offset = fixedOffset; | 2189 LayoutUnit offset = fixedOffset; |
2190 if (m_floatingObjects && m_floatingObjects->hasRightObjects()) | 2190 if (m_floatingObjects && m_floatingObjects->hasRightObjects()) |
2191 offset = m_floatingObjects->logicalRightOffsetForPositioningFloat(fixedO
ffset, logicalTop, heightRemaining); | 2191 offset = m_floatingObjects->logicalRightOffsetForPositioningFloat(fixedO
ffset, logicalTop, heightRemaining); |
2192 return adjustLogicalRightOffsetForLine(offset, applyTextIndent); | 2192 return adjustLogicalRightOffsetForLine(offset, false); |
2193 } | 2193 } |
2194 | 2194 |
2195 LayoutUnit LayoutBlockFlow::adjustLogicalLeftOffsetForLine(LayoutUnit offsetFrom
Floats, bool applyTextIndent) const | 2195 LayoutUnit LayoutBlockFlow::adjustLogicalLeftOffsetForLine(LayoutUnit offsetFrom
Floats, bool applyTextIndent) const |
2196 { | 2196 { |
2197 LayoutUnit left = offsetFromFloats; | 2197 LayoutUnit left = offsetFromFloats; |
2198 | 2198 |
2199 if (applyTextIndent && style()->isLeftToRightDirection()) | 2199 if (applyTextIndent && style()->isLeftToRightDirection()) |
2200 left += textIndentOffset(); | 2200 left += textIndentOffset(); |
2201 | 2201 |
2202 return left; | 2202 return left; |
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2221 | 2221 |
2222 LayoutUnit floatLogicalWidth = std::min(logicalWidthForFloat(floatingObject)
, logicalRightOffset - logicalLeftOffset); // The width we look for. | 2222 LayoutUnit floatLogicalWidth = std::min(logicalWidthForFloat(floatingObject)
, logicalRightOffset - logicalLeftOffset); // The width we look for. |
2223 | 2223 |
2224 LayoutUnit floatLogicalLeft; | 2224 LayoutUnit floatLogicalLeft; |
2225 | 2225 |
2226 bool insideFlowThread = flowThreadContainingBlock(); | 2226 bool insideFlowThread = flowThreadContainingBlock(); |
2227 | 2227 |
2228 if (childBox->style()->floating() == LeftFloat) { | 2228 if (childBox->style()->floating() == LeftFloat) { |
2229 LayoutUnit heightRemainingLeft = 1; | 2229 LayoutUnit heightRemainingLeft = 1; |
2230 LayoutUnit heightRemainingRight = 1; | 2230 LayoutUnit heightRemainingRight = 1; |
2231 floatLogicalLeft = logicalLeftOffsetForPositioningFloat(logicalTopOffset
, logicalLeftOffset, false, &heightRemainingLeft); | 2231 floatLogicalLeft = logicalLeftOffsetForPositioningFloat(logicalTopOffset
, logicalLeftOffset, &heightRemainingLeft); |
2232 while (logicalRightOffsetForPositioningFloat(logicalTopOffset, logicalRi
ghtOffset, false, &heightRemainingRight) - floatLogicalLeft < floatLogicalWidth)
{ | 2232 while (logicalRightOffsetForPositioningFloat(logicalTopOffset, logicalRi
ghtOffset, &heightRemainingRight) - floatLogicalLeft < floatLogicalWidth) { |
2233 logicalTopOffset += std::min<LayoutUnit>(heightRemainingLeft, height
RemainingRight); | 2233 logicalTopOffset += std::min<LayoutUnit>(heightRemainingLeft, height
RemainingRight); |
2234 floatLogicalLeft = logicalLeftOffsetForPositioningFloat(logicalTopOf
fset, logicalLeftOffset, false, &heightRemainingLeft); | 2234 floatLogicalLeft = logicalLeftOffsetForPositioningFloat(logicalTopOf
fset, logicalLeftOffset, &heightRemainingLeft); |
2235 if (insideFlowThread) { | 2235 if (insideFlowThread) { |
2236 // Have to re-evaluate all of our offsets, since they may have c
hanged. | 2236 // Have to re-evaluate all of our offsets, since they may have c
hanged. |
2237 logicalRightOffset = logicalRightOffsetForContent(); // Constant
part of right offset. | 2237 logicalRightOffset = logicalRightOffsetForContent(); // Constant
part of right offset. |
2238 logicalLeftOffset = logicalLeftOffsetForContent(); // Constant p
art of left offset. | 2238 logicalLeftOffset = logicalLeftOffsetForContent(); // Constant p
art of left offset. |
2239 floatLogicalWidth = std::min(logicalWidthForFloat(floatingObject
), logicalRightOffset - logicalLeftOffset); | 2239 floatLogicalWidth = std::min(logicalWidthForFloat(floatingObject
), logicalRightOffset - logicalLeftOffset); |
2240 } | 2240 } |
2241 } | 2241 } |
2242 floatLogicalLeft = std::max(logicalLeftOffset - borderAndPaddingLogicalL
eft(), floatLogicalLeft); | 2242 floatLogicalLeft = std::max(logicalLeftOffset - borderAndPaddingLogicalL
eft(), floatLogicalLeft); |
2243 } else { | 2243 } else { |
2244 LayoutUnit heightRemainingLeft = 1; | 2244 LayoutUnit heightRemainingLeft = 1; |
2245 LayoutUnit heightRemainingRight = 1; | 2245 LayoutUnit heightRemainingRight = 1; |
2246 floatLogicalLeft = logicalRightOffsetForPositioningFloat(logicalTopOffse
t, logicalRightOffset, false, &heightRemainingRight); | 2246 floatLogicalLeft = logicalRightOffsetForPositioningFloat(logicalTopOffse
t, logicalRightOffset, &heightRemainingRight); |
2247 while (floatLogicalLeft - logicalLeftOffsetForPositioningFloat(logicalTo
pOffset, logicalLeftOffset, false, &heightRemainingLeft) < floatLogicalWidth) { | 2247 while (floatLogicalLeft - logicalLeftOffsetForPositioningFloat(logicalTo
pOffset, logicalLeftOffset, &heightRemainingLeft) < floatLogicalWidth) { |
2248 logicalTopOffset += std::min(heightRemainingLeft, heightRemainingRig
ht); | 2248 logicalTopOffset += std::min(heightRemainingLeft, heightRemainingRig
ht); |
2249 floatLogicalLeft = logicalRightOffsetForPositioningFloat(logicalTopO
ffset, logicalRightOffset, false, &heightRemainingRight); | 2249 floatLogicalLeft = logicalRightOffsetForPositioningFloat(logicalTopO
ffset, logicalRightOffset, &heightRemainingRight); |
2250 if (insideFlowThread) { | 2250 if (insideFlowThread) { |
2251 // Have to re-evaluate all of our offsets, since they may have c
hanged. | 2251 // Have to re-evaluate all of our offsets, since they may have c
hanged. |
2252 logicalRightOffset = logicalRightOffsetForContent(); // Constant
part of right offset. | 2252 logicalRightOffset = logicalRightOffsetForContent(); // Constant
part of right offset. |
2253 logicalLeftOffset = logicalLeftOffsetForContent(); // Constant p
art of left offset. | 2253 logicalLeftOffset = logicalLeftOffsetForContent(); // Constant p
art of left offset. |
2254 floatLogicalWidth = std::min(logicalWidthForFloat(floatingObject
), logicalRightOffset - logicalLeftOffset); | 2254 floatLogicalWidth = std::min(logicalWidthForFloat(floatingObject
), logicalRightOffset - logicalLeftOffset); |
2255 } | 2255 } |
2256 } | 2256 } |
2257 // Use the original width of the float here, since the local variable | 2257 // Use the original width of the float here, since the local variable |
2258 // |floatLogicalWidth| was capped to the available line width. See | 2258 // |floatLogicalWidth| was capped to the available line width. See |
2259 // fast/block/float/clamped-right-float.html. | 2259 // fast/block/float/clamped-right-float.html. |
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3124 FrameView* frameView = document().view(); | 3124 FrameView* frameView = document().view(); |
3125 LayoutUnit top = (style()->position() == FixedPosition) ? 0 : frameView->scr
ollOffset().height(); | 3125 LayoutUnit top = (style()->position() == FixedPosition) ? 0 : frameView->scr
ollOffset().height(); |
3126 int visibleHeight = frameView->visibleContentRect(IncludeScrollbars).height(
); | 3126 int visibleHeight = frameView->visibleContentRect(IncludeScrollbars).height(
); |
3127 if (size().height() < visibleHeight) | 3127 if (size().height() < visibleHeight) |
3128 top += (visibleHeight - size().height()) / 2; | 3128 top += (visibleHeight - size().height()) / 2; |
3129 setY(top); | 3129 setY(top); |
3130 dialog->setCentered(top); | 3130 dialog->setCentered(top); |
3131 } | 3131 } |
3132 | 3132 |
3133 } // namespace blink | 3133 } // namespace blink |
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