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1 // Copyright 2014 The Chromium Authors. All rights reserved. | 1 // Copyright 2014 The Chromium Authors. All rights reserved. |
2 // Use of this source code is governed by a BSD-style license that can be | 2 // Use of this source code is governed by a BSD-style license that can be |
3 // found in the LICENSE file. | 3 // found in the LICENSE file. |
4 | 4 |
5 #include "config.h" | 5 #include "config.h" |
6 | 6 |
7 #include "core/rendering/RenderMultiColumnFlowThread.h" | 7 #include "core/rendering/RenderMultiColumnFlowThread.h" |
8 | 8 |
9 #include "core/rendering/RenderMultiColumnSet.h" | 9 #include "core/rendering/RenderMultiColumnSet.h" |
10 #include "core/rendering/RenderMultiColumnSpannerPlaceholder.h" | 10 #include "core/rendering/RenderMultiColumnSpannerPlaceholder.h" |
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250 EXPECT_EQ(flowThread->containingColumnSpannerPlaceholder(document().getEleme
ntById("spanner1")->renderer()), columnBox); | 250 EXPECT_EQ(flowThread->containingColumnSpannerPlaceholder(document().getEleme
ntById("spanner1")->renderer()), columnBox); |
251 EXPECT_EQ(document().getElementById("spanner1")->renderer()->spannerPlacehol
der(), columnBox); | 251 EXPECT_EQ(document().getElementById("spanner1")->renderer()->spannerPlacehol
der(), columnBox); |
252 EXPECT_EQ(toRenderMultiColumnSpannerPlaceholder(columnBox)->rendererInFlowTh
read(), document().getElementById("spanner1")->renderer()); | 252 EXPECT_EQ(toRenderMultiColumnSpannerPlaceholder(columnBox)->rendererInFlowTh
read(), document().getElementById("spanner1")->renderer()); |
253 columnBox = columnBox->nextSiblingMultiColumnBox()->nextSiblingMultiColumnBo
x(); | 253 columnBox = columnBox->nextSiblingMultiColumnBox()->nextSiblingMultiColumnBo
x(); |
254 EXPECT_EQ(flowThread->containingColumnSpannerPlaceholder(document().getEleme
ntById("spanner2")->renderer()), columnBox); | 254 EXPECT_EQ(flowThread->containingColumnSpannerPlaceholder(document().getEleme
ntById("spanner2")->renderer()), columnBox); |
255 EXPECT_EQ(document().getElementById("spanner2")->renderer()->spannerPlacehol
der(), columnBox); | 255 EXPECT_EQ(document().getElementById("spanner2")->renderer()->spannerPlacehol
der(), columnBox); |
256 EXPECT_EQ(toRenderMultiColumnSpannerPlaceholder(columnBox)->rendererInFlowTh
read(), document().getElementById("spanner2")->renderer()); | 256 EXPECT_EQ(toRenderMultiColumnSpannerPlaceholder(columnBox)->rendererInFlowTh
read(), document().getElementById("spanner2")->renderer()); |
257 EXPECT_EQ(flowThread->containingColumnSpannerPlaceholder(document().getEleme
ntById("outer")->renderer()), nullptr); | 257 EXPECT_EQ(flowThread->containingColumnSpannerPlaceholder(document().getEleme
ntById("outer")->renderer()), nullptr); |
258 } | 258 } |
259 | 259 |
| 260 TEST_F(MultiColumnRenderingTest, columnSetAtBlockOffset) |
| 261 { |
| 262 setMulticolHTML("<div id='mc' style='line-height:100px;'>text<br>text<br>tex
t<br>text<br>text<div id='spanner1'>spanner</div>text<br>text<div id='spanner2'>
text<br>text</div>text</div>"); |
| 263 RenderMultiColumnFlowThread* flowThread = findFlowThread("mc"); |
| 264 EXPECT_EQ(columnSetSignature(flowThread), "cscsc"); |
| 265 RenderMultiColumnSet* firstRow = flowThread->firstMultiColumnSet(); |
| 266 EXPECT_EQ(flowThread->columnSetAtBlockOffset(LayoutUnit(-10000)), firstRow);
// negative overflow |
| 267 EXPECT_EQ(flowThread->columnSetAtBlockOffset(LayoutUnit()), firstRow); |
| 268 EXPECT_EQ(flowThread->columnSetAtBlockOffset(LayoutUnit(499)), firstRow); //
bottom of last line in first row. |
| 269 EXPECT_EQ(flowThread->columnSetAtBlockOffset(LayoutUnit(599)), firstRow); //
empty content in last column in first row |
| 270 RenderMultiColumnSet* secondRow = firstRow->nextSiblingMultiColumnSet(); |
| 271 EXPECT_EQ(flowThread->columnSetAtBlockOffset(LayoutUnit(600)), secondRow); |
| 272 EXPECT_EQ(flowThread->columnSetAtBlockOffset(LayoutUnit(799)), secondRow); |
| 273 RenderMultiColumnSet* thirdRow = secondRow->nextSiblingMultiColumnSet(); |
| 274 EXPECT_EQ(flowThread->columnSetAtBlockOffset(LayoutUnit(800)), thirdRow); |
| 275 EXPECT_EQ(flowThread->columnSetAtBlockOffset(LayoutUnit(899)), thirdRow); //
bottom of last row |
| 276 EXPECT_EQ(flowThread->columnSetAtBlockOffset(LayoutUnit(10000)), thirdRow);
// overflow |
| 277 } |
| 278 |
| 279 TEST_F(MultiColumnRenderingTest, columnSetAtBlockOffsetVerticalRl) |
| 280 { |
| 281 setMulticolHTML("<div id='mc' style='line-height:100px; -webkit-writing-mode
:vertical-rl;'>text<br>text<br>text<br>text<br>text<div id='spanner1'>spanner</d
iv>text<br>text<div id='spanner2'>text<br>text</div>text</div>"); |
| 282 RenderMultiColumnFlowThread* flowThread = findFlowThread("mc"); |
| 283 EXPECT_EQ(columnSetSignature(flowThread), "cscsc"); |
| 284 RenderMultiColumnSet* firstRow = flowThread->firstMultiColumnSet(); |
| 285 EXPECT_EQ(flowThread->columnSetAtBlockOffset(LayoutUnit(-10000)), firstRow);
// negative overflow |
| 286 EXPECT_EQ(flowThread->columnSetAtBlockOffset(LayoutUnit()), firstRow); |
| 287 EXPECT_EQ(flowThread->columnSetAtBlockOffset(LayoutUnit(499)), firstRow); //
bottom of last line in first row. |
| 288 EXPECT_EQ(flowThread->columnSetAtBlockOffset(LayoutUnit(599)), firstRow); //
empty content in last column in first row |
| 289 RenderMultiColumnSet* secondRow = firstRow->nextSiblingMultiColumnSet(); |
| 290 EXPECT_EQ(flowThread->columnSetAtBlockOffset(LayoutUnit(600)), secondRow); |
| 291 EXPECT_EQ(flowThread->columnSetAtBlockOffset(LayoutUnit(799)), secondRow); |
| 292 RenderMultiColumnSet* thirdRow = secondRow->nextSiblingMultiColumnSet(); |
| 293 EXPECT_EQ(flowThread->columnSetAtBlockOffset(LayoutUnit(800)), thirdRow); |
| 294 EXPECT_EQ(flowThread->columnSetAtBlockOffset(LayoutUnit(899)), thirdRow); //
bottom of last row |
| 295 EXPECT_EQ(flowThread->columnSetAtBlockOffset(LayoutUnit(10000)), thirdRow);
// overflow |
| 296 } |
| 297 |
| 298 TEST_F(MultiColumnRenderingTest, columnSetAtBlockOffsetVerticalLr) |
| 299 { |
| 300 setMulticolHTML("<div id='mc' style='line-height:100px; -webkit-writing-mode
:vertical-lr;'>text<br>text<br>text<br>text<br>text<div id='spanner1'>spanner</d
iv>text<br>text<div id='spanner2'>text<br>text</div>text</div>"); |
| 301 RenderMultiColumnFlowThread* flowThread = findFlowThread("mc"); |
| 302 EXPECT_EQ(columnSetSignature(flowThread), "cscsc"); |
| 303 RenderMultiColumnSet* firstRow = flowThread->firstMultiColumnSet(); |
| 304 EXPECT_EQ(flowThread->columnSetAtBlockOffset(LayoutUnit(-10000)), firstRow);
// negative overflow |
| 305 EXPECT_EQ(flowThread->columnSetAtBlockOffset(LayoutUnit()), firstRow); |
| 306 EXPECT_EQ(flowThread->columnSetAtBlockOffset(LayoutUnit(499)), firstRow); //
bottom of last line in first row. |
| 307 EXPECT_EQ(flowThread->columnSetAtBlockOffset(LayoutUnit(599)), firstRow); //
empty content in last column in first row |
| 308 RenderMultiColumnSet* secondRow = firstRow->nextSiblingMultiColumnSet(); |
| 309 EXPECT_EQ(flowThread->columnSetAtBlockOffset(LayoutUnit(600)), secondRow); |
| 310 EXPECT_EQ(flowThread->columnSetAtBlockOffset(LayoutUnit(799)), secondRow); |
| 311 RenderMultiColumnSet* thirdRow = secondRow->nextSiblingMultiColumnSet(); |
| 312 EXPECT_EQ(flowThread->columnSetAtBlockOffset(LayoutUnit(800)), thirdRow); |
| 313 EXPECT_EQ(flowThread->columnSetAtBlockOffset(LayoutUnit(899)), thirdRow); //
bottom of last row |
| 314 EXPECT_EQ(flowThread->columnSetAtBlockOffset(LayoutUnit(10000)), thirdRow);
// overflow |
| 315 } |
| 316 |
260 } // anonymous namespace | 317 } // anonymous namespace |
261 | 318 |
262 } // namespace blink | 319 } // namespace blink |
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