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| 1 /* | |
| 2 * Copyright (c) 2012, 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 "config.h" | |
| 32 #include "core/platform/graphics/LayoutBoxExtent.h" | |
| 33 | |
| 34 #include "wtf/Assertions.h" | |
| 35 | |
| 36 namespace WebCore { | |
| 37 | |
| 38 LayoutUnit LayoutBoxExtent::logicalTop(WritingMode writingMode) const | |
| 39 { | |
| 40 return isHorizontalWritingMode(writingMode) ? m_top : m_left; | |
| 41 } | |
| 42 | |
| 43 LayoutUnit LayoutBoxExtent::logicalBottom(WritingMode writingMode) const | |
| 44 { | |
| 45 return isHorizontalWritingMode(writingMode) ? m_bottom : m_right; | |
| 46 } | |
| 47 | |
| 48 LayoutUnit LayoutBoxExtent::logicalLeft(WritingMode writingMode) const | |
| 49 { | |
| 50 return isHorizontalWritingMode(writingMode) ? m_left : m_top; | |
| 51 } | |
| 52 | |
| 53 LayoutUnit LayoutBoxExtent::logicalRight(WritingMode writingMode) const | |
| 54 { | |
| 55 return isHorizontalWritingMode(writingMode) ? m_right : m_bottom; | |
| 56 } | |
| 57 | |
| 58 LayoutUnit LayoutBoxExtent::before(WritingMode writingMode) const | |
| 59 { | |
| 60 switch (writingMode) { | |
| 61 case TopToBottomWritingMode: | |
| 62 return m_top; | |
| 63 case BottomToTopWritingMode: | |
| 64 return m_bottom; | |
| 65 case LeftToRightWritingMode: | |
| 66 return m_left; | |
| 67 case RightToLeftWritingMode: | |
| 68 return m_right; | |
| 69 } | |
| 70 ASSERT_NOT_REACHED(); | |
| 71 return m_top; | |
| 72 } | |
| 73 | |
| 74 LayoutUnit LayoutBoxExtent::after(WritingMode writingMode) const | |
| 75 { | |
| 76 switch (writingMode) { | |
| 77 case TopToBottomWritingMode: | |
| 78 return m_bottom; | |
| 79 case BottomToTopWritingMode: | |
| 80 return m_top; | |
| 81 case LeftToRightWritingMode: | |
| 82 return m_right; | |
| 83 case RightToLeftWritingMode: | |
| 84 return m_left; | |
| 85 } | |
| 86 ASSERT_NOT_REACHED(); | |
| 87 return m_bottom; | |
| 88 } | |
| 89 | |
| 90 LayoutUnit LayoutBoxExtent::start(WritingMode writingMode, TextDirection directi
on) const | |
| 91 { | |
| 92 if (isHorizontalWritingMode(writingMode)) | |
| 93 return isLeftToRightDirection(direction) ? m_left : m_right; | |
| 94 return isLeftToRightDirection(direction) ? m_top : m_bottom; | |
| 95 } | |
| 96 | |
| 97 LayoutUnit LayoutBoxExtent::end(WritingMode writingMode, TextDirection direction
) const | |
| 98 { | |
| 99 if (isHorizontalWritingMode(writingMode)) | |
| 100 return isLeftToRightDirection(direction) ? m_right : m_left; | |
| 101 return isLeftToRightDirection(direction) ? m_bottom : m_top; | |
| 102 } | |
| 103 | |
| 104 void LayoutBoxExtent::setBefore(WritingMode writingMode, LayoutUnit value) | |
| 105 { | |
| 106 switch (writingMode) { | |
| 107 case TopToBottomWritingMode: | |
| 108 m_top = value; | |
| 109 break; | |
| 110 case BottomToTopWritingMode: | |
| 111 m_bottom = value; | |
| 112 break; | |
| 113 case LeftToRightWritingMode: | |
| 114 m_left = value; | |
| 115 break; | |
| 116 case RightToLeftWritingMode: | |
| 117 m_right = value; | |
| 118 break; | |
| 119 default: | |
| 120 ASSERT_NOT_REACHED(); | |
| 121 m_top = value; | |
| 122 } | |
| 123 } | |
| 124 | |
| 125 void LayoutBoxExtent::setAfter(WritingMode writingMode, LayoutUnit value) | |
| 126 { | |
| 127 switch (writingMode) { | |
| 128 case TopToBottomWritingMode: | |
| 129 m_bottom = value; | |
| 130 break; | |
| 131 case BottomToTopWritingMode: | |
| 132 m_top = value; | |
| 133 break; | |
| 134 case LeftToRightWritingMode: | |
| 135 m_right = value; | |
| 136 break; | |
| 137 case RightToLeftWritingMode: | |
| 138 m_left = value; | |
| 139 break; | |
| 140 default: | |
| 141 ASSERT_NOT_REACHED(); | |
| 142 m_bottom = value; | |
| 143 } | |
| 144 } | |
| 145 | |
| 146 void LayoutBoxExtent::setStart(WritingMode writingMode, TextDirection direction,
LayoutUnit value) | |
| 147 { | |
| 148 if (isHorizontalWritingMode(writingMode)) { | |
| 149 if (isLeftToRightDirection(direction)) | |
| 150 m_left = value; | |
| 151 else | |
| 152 m_right = value; | |
| 153 } else { | |
| 154 if (isLeftToRightDirection(direction)) | |
| 155 m_top = value; | |
| 156 else | |
| 157 m_bottom = value; | |
| 158 } | |
| 159 } | |
| 160 | |
| 161 void LayoutBoxExtent::setEnd(WritingMode writingMode, TextDirection direction, L
ayoutUnit value) | |
| 162 { | |
| 163 if (isHorizontalWritingMode(writingMode)) { | |
| 164 if (isLeftToRightDirection(direction)) | |
| 165 m_right = value; | |
| 166 else | |
| 167 m_left = value; | |
| 168 } else { | |
| 169 if (isLeftToRightDirection(direction)) | |
| 170 m_bottom = value; | |
| 171 else | |
| 172 m_top = value; | |
| 173 } | |
| 174 } | |
| 175 | |
| 176 LayoutUnit& LayoutBoxExtent::mutableLogicalLeft(WritingMode writingMode) | |
| 177 { | |
| 178 return isHorizontalWritingMode(writingMode) ? m_left : m_top; | |
| 179 } | |
| 180 | |
| 181 LayoutUnit& LayoutBoxExtent::mutableLogicalRight(WritingMode writingMode) | |
| 182 { | |
| 183 return isHorizontalWritingMode(writingMode) ? m_right : m_bottom; | |
| 184 } | |
| 185 | |
| 186 LayoutUnit& LayoutBoxExtent::mutableBefore(WritingMode writingMode) | |
| 187 { | |
| 188 return isHorizontalWritingMode(writingMode) ? (isFlippedBlocksWritingMode(wr
itingMode) ? m_bottom : m_top) : | |
| 189 (isFlippedBlocksWritingMode(wr
itingMode) ? m_right: m_left); | |
| 190 } | |
| 191 | |
| 192 LayoutUnit& LayoutBoxExtent::mutableAfter(WritingMode writingMode) | |
| 193 { | |
| 194 return isHorizontalWritingMode(writingMode) ? (isFlippedBlocksWritingMode(wr
itingMode) ? m_top : m_bottom) : | |
| 195 (isFlippedBlocksWritingMode(wr
itingMode) ? m_left: m_right); | |
| 196 } | |
| 197 | |
| 198 } // namespace WebCore | |
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Chromium Code Reviews
Issue 25494003:
Move geometry classes from core/platform/graphics to platform/geometry (Closed)
Base URL: svn://svn.chromium.org/blink/trunk