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| 1 // Copyright 2016 The Chromium Authors. All rights reserved. | 1 // Copyright 2016 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 "core/layout/ng/ng_length_utils.h" | 5 #include "core/layout/ng/ng_length_utils.h" |
| 6 | 6 |
| 7 #include "core/layout/ng/ng_box_fragment.h" | 7 #include "core/layout/ng/ng_box_fragment.h" |
| 8 #include "core/layout/ng/ng_constraint_space.h" | 8 #include "core/layout/ng/ng_constraint_space.h" |
| 9 #include "core/layout/ng/ng_constraint_space_builder.h" | 9 #include "core/layout/ng/ng_constraint_space_builder.h" |
| 10 #include "core/layout/ng/ng_fragment_builder.h" | 10 #include "core/layout/ng/ng_fragment_builder.h" |
| 11 #include "core/layout/ng/ng_physical_box_fragment.h" | 11 #include "core/layout/ng/ng_physical_box_fragment.h" |
| 12 #include "core/layout/ng/ng_units.h" | |
| 13 #include "core/style/ComputedStyle.h" | 12 #include "core/style/ComputedStyle.h" |
| 14 #include "platform/CalculationValue.h" | 13 #include "platform/CalculationValue.h" |
| 15 #include "platform/LayoutUnit.h" | 14 #include "platform/LayoutUnit.h" |
| 16 #include "platform/Length.h" | 15 #include "platform/Length.h" |
| 17 #include "testing/gtest/include/gtest/gtest.h" | 16 #include "testing/gtest/include/gtest/gtest.h" |
| 18 #include "wtf/RefPtr.h" | 17 #include "wtf/RefPtr.h" |
| 19 | 18 |
| 20 namespace blink { | 19 namespace blink { |
| 21 namespace { | 20 namespace { |
| 22 | 21 |
| (...skipping 11 matching lines...) Expand all Loading... |
| 34 .SetPercentageResolutionSize( | 33 .SetPercentageResolutionSize( |
| 35 NGLogicalSize(LayoutUnit(inline_size), LayoutUnit(block_size))) | 34 NGLogicalSize(LayoutUnit(inline_size), LayoutUnit(block_size))) |
| 36 .SetIsFixedSizeInline(fixed_inline) | 35 .SetIsFixedSizeInline(fixed_inline) |
| 37 .SetIsFixedSizeBlock(fixed_block) | 36 .SetIsFixedSizeBlock(fixed_block) |
| 38 .ToConstraintSpace(kHorizontalTopBottom); | 37 .ToConstraintSpace(kHorizontalTopBottom); |
| 39 } | 38 } |
| 40 | 39 |
| 41 LayoutUnit ResolveInlineLength( | 40 LayoutUnit ResolveInlineLength( |
| 42 const Length& length, | 41 const Length& length, |
| 43 LengthResolveType type = LengthResolveType::kContentSize, | 42 LengthResolveType type = LengthResolveType::kContentSize, |
| 44 const WTF::Optional<MinAndMaxContentSizes>& sizes = WTF::nullopt) { | 43 const WTF::Optional<MinMaxContentSize>& sizes = WTF::nullopt) { |
| 45 NGConstraintSpace* constraintSpace = ConstructConstraintSpace(200, 300); | 44 NGConstraintSpace* constraintSpace = ConstructConstraintSpace(200, 300); |
| 46 return ::blink::ResolveInlineLength(*constraintSpace, *style_, sizes, | 45 return ::blink::ResolveInlineLength(*constraintSpace, *style_, sizes, |
| 47 length, type); | 46 length, type); |
| 48 } | 47 } |
| 49 | 48 |
| 50 LayoutUnit ResolveBlockLength( | 49 LayoutUnit ResolveBlockLength( |
| 51 const Length& length, | 50 const Length& length, |
| 52 LengthResolveType type = LengthResolveType::kContentSize, | 51 LengthResolveType type = LengthResolveType::kContentSize, |
| 53 LayoutUnit contentSize = LayoutUnit()) { | 52 LayoutUnit contentSize = LayoutUnit()) { |
| 54 NGConstraintSpace* constraintSpace = ConstructConstraintSpace(200, 300); | 53 NGConstraintSpace* constraintSpace = ConstructConstraintSpace(200, 300); |
| 55 return ::blink::ResolveBlockLength(*constraintSpace, *style_, length, | 54 return ::blink::ResolveBlockLength(*constraintSpace, *style_, length, |
| 56 contentSize, type); | 55 contentSize, type); |
| 57 } | 56 } |
| 58 | 57 |
| 59 LayoutUnit ComputeInlineSizeForFragment( | 58 LayoutUnit ComputeInlineSizeForFragment( |
| 60 const NGConstraintSpace* constraintSpace = ConstructConstraintSpace(200, | 59 const NGConstraintSpace* constraintSpace = ConstructConstraintSpace(200, |
| 61 300), | 60 300), |
| 62 const MinAndMaxContentSizes& sizes = MinAndMaxContentSizes()) { | 61 const MinMaxContentSize& sizes = MinMaxContentSize()) { |
| 63 return ::blink::ComputeInlineSizeForFragment(*constraintSpace, *style_, | 62 return ::blink::ComputeInlineSizeForFragment(*constraintSpace, *style_, |
| 64 sizes); | 63 sizes); |
| 65 } | 64 } |
| 66 | 65 |
| 67 LayoutUnit ComputeBlockSizeForFragment( | 66 LayoutUnit ComputeBlockSizeForFragment( |
| 68 const NGConstraintSpace* constraintSpace = ConstructConstraintSpace(200, | 67 const NGConstraintSpace* constraintSpace = ConstructConstraintSpace(200, |
| 69 300), | 68 300), |
| 70 LayoutUnit contentSize = LayoutUnit()) { | 69 LayoutUnit contentSize = LayoutUnit()) { |
| 71 return ::blink::ComputeBlockSizeForFragment(*constraintSpace, *style_, | 70 return ::blink::ComputeBlockSizeForFragment(*constraintSpace, *style_, |
| 72 contentSize); | 71 contentSize); |
| 73 } | 72 } |
| 74 | 73 |
| 75 RefPtr<ComputedStyle> style_; | 74 RefPtr<ComputedStyle> style_; |
| 76 }; | 75 }; |
| 77 | 76 |
| 78 TEST_F(NGLengthUtilsTest, testResolveInlineLength) { | 77 TEST_F(NGLengthUtilsTest, testResolveInlineLength) { |
| 79 EXPECT_EQ(LayoutUnit(60), ResolveInlineLength(Length(30, Percent))); | 78 EXPECT_EQ(LayoutUnit(60), ResolveInlineLength(Length(30, Percent))); |
| 80 EXPECT_EQ(LayoutUnit(150), ResolveInlineLength(Length(150, Fixed))); | 79 EXPECT_EQ(LayoutUnit(150), ResolveInlineLength(Length(150, Fixed))); |
| 81 EXPECT_EQ(LayoutUnit(0), | 80 EXPECT_EQ(LayoutUnit(0), |
| 82 ResolveInlineLength(Length(Auto), LengthResolveType::kMinSize)); | 81 ResolveInlineLength(Length(Auto), LengthResolveType::kMinSize)); |
| 83 EXPECT_EQ(LayoutUnit(200), ResolveInlineLength(Length(Auto))); | 82 EXPECT_EQ(LayoutUnit(200), ResolveInlineLength(Length(Auto))); |
| 84 EXPECT_EQ(LayoutUnit(200), ResolveInlineLength(Length(FillAvailable))); | 83 EXPECT_EQ(LayoutUnit(200), ResolveInlineLength(Length(FillAvailable))); |
| 85 | 84 |
| 86 EXPECT_EQ(LayoutUnit(200), | 85 EXPECT_EQ(LayoutUnit(200), |
| 87 ResolveInlineLength(Length(Auto), LengthResolveType::kMaxSize)); | 86 ResolveInlineLength(Length(Auto), LengthResolveType::kMaxSize)); |
| 88 EXPECT_EQ(LayoutUnit(200), ResolveInlineLength(Length(FillAvailable), | 87 EXPECT_EQ(LayoutUnit(200), ResolveInlineLength(Length(FillAvailable), |
| 89 LengthResolveType::kMaxSize)); | 88 LengthResolveType::kMaxSize)); |
| 90 MinAndMaxContentSizes sizes; | 89 MinMaxContentSize sizes; |
| 91 sizes.min_content = LayoutUnit(30); | 90 sizes.min_content = LayoutUnit(30); |
| 92 sizes.max_content = LayoutUnit(40); | 91 sizes.max_content = LayoutUnit(40); |
| 93 EXPECT_EQ(LayoutUnit(30), | 92 EXPECT_EQ(LayoutUnit(30), |
| 94 ResolveInlineLength(Length(MinContent), | 93 ResolveInlineLength(Length(MinContent), |
| 95 LengthResolveType::kContentSize, sizes)); | 94 LengthResolveType::kContentSize, sizes)); |
| 96 EXPECT_EQ(LayoutUnit(40), | 95 EXPECT_EQ(LayoutUnit(40), |
| 97 ResolveInlineLength(Length(MaxContent), | 96 ResolveInlineLength(Length(MaxContent), |
| 98 LengthResolveType::kContentSize, sizes)); | 97 LengthResolveType::kContentSize, sizes)); |
| 99 EXPECT_EQ(LayoutUnit(40), | 98 EXPECT_EQ(LayoutUnit(40), |
| 100 ResolveInlineLength(Length(FitContent), | 99 ResolveInlineLength(Length(FitContent), |
| (...skipping 15 matching lines...) Expand all Loading... |
| 116 EXPECT_EQ(LayoutUnit(300), ResolveBlockLength(Length(FillAvailable))); | 115 EXPECT_EQ(LayoutUnit(300), ResolveBlockLength(Length(FillAvailable))); |
| 117 | 116 |
| 118 EXPECT_EQ(LayoutUnit(0), | 117 EXPECT_EQ(LayoutUnit(0), |
| 119 ResolveBlockLength(Length(Auto), LengthResolveType::kContentSize)); | 118 ResolveBlockLength(Length(Auto), LengthResolveType::kContentSize)); |
| 120 EXPECT_EQ(LayoutUnit(300), | 119 EXPECT_EQ(LayoutUnit(300), |
| 121 ResolveBlockLength(Length(FillAvailable), | 120 ResolveBlockLength(Length(FillAvailable), |
| 122 LengthResolveType::kContentSize)); | 121 LengthResolveType::kContentSize)); |
| 123 } | 122 } |
| 124 | 123 |
| 125 TEST_F(NGLengthUtilsTest, testComputeContentContribution) { | 124 TEST_F(NGLengthUtilsTest, testComputeContentContribution) { |
| 126 MinAndMaxContentSizes sizes; | 125 MinMaxContentSize sizes; |
| 127 sizes.min_content = LayoutUnit(30); | 126 sizes.min_content = LayoutUnit(30); |
| 128 sizes.max_content = LayoutUnit(40); | 127 sizes.max_content = LayoutUnit(40); |
| 129 | 128 |
| 130 MinAndMaxContentSizes expected{LayoutUnit(), LayoutUnit()}; | 129 MinMaxContentSize expected{LayoutUnit(), LayoutUnit()}; |
| 131 style_->setLogicalWidth(Length(30, Percent)); | 130 style_->setLogicalWidth(Length(30, Percent)); |
| 132 EXPECT_EQ(expected, ComputeMinAndMaxContentContribution(*style_, sizes)); | 131 EXPECT_EQ(expected, ComputeMinAndMaxContentContribution(*style_, sizes)); |
| 133 | 132 |
| 134 style_->setLogicalWidth(Length(FillAvailable)); | 133 style_->setLogicalWidth(Length(FillAvailable)); |
| 135 EXPECT_EQ(expected, ComputeMinAndMaxContentContribution(*style_, sizes)); | 134 EXPECT_EQ(expected, ComputeMinAndMaxContentContribution(*style_, sizes)); |
| 136 | 135 |
| 137 expected = MinAndMaxContentSizes{LayoutUnit(150), LayoutUnit(150)}; | 136 expected = MinMaxContentSize{LayoutUnit(150), LayoutUnit(150)}; |
| 138 style_->setLogicalWidth(Length(150, Fixed)); | 137 style_->setLogicalWidth(Length(150, Fixed)); |
| 139 EXPECT_EQ(expected, ComputeMinAndMaxContentContribution(*style_, sizes)); | 138 EXPECT_EQ(expected, ComputeMinAndMaxContentContribution(*style_, sizes)); |
| 140 | 139 |
| 141 expected = sizes; | 140 expected = sizes; |
| 142 style_->setLogicalWidth(Length(Auto)); | 141 style_->setLogicalWidth(Length(Auto)); |
| 143 EXPECT_EQ(expected, ComputeMinAndMaxContentContribution(*style_, sizes)); | 142 EXPECT_EQ(expected, ComputeMinAndMaxContentContribution(*style_, sizes)); |
| 144 | 143 |
| 145 expected = MinAndMaxContentSizes{LayoutUnit(430), LayoutUnit(440)}; | 144 expected = MinMaxContentSize{LayoutUnit(430), LayoutUnit(440)}; |
| 146 style_->setPaddingLeft(Length(400, Fixed)); | 145 style_->setPaddingLeft(Length(400, Fixed)); |
| 147 EXPECT_EQ(expected, ComputeMinAndMaxContentContribution(*style_, sizes)); | 146 EXPECT_EQ(expected, ComputeMinAndMaxContentContribution(*style_, sizes)); |
| 148 | 147 |
| 149 expected = MinAndMaxContentSizes{LayoutUnit(100), LayoutUnit(100)}; | 148 expected = MinMaxContentSize{LayoutUnit(100), LayoutUnit(100)}; |
| 150 style_->setPaddingLeft(Length(0, Fixed)); | 149 style_->setPaddingLeft(Length(0, Fixed)); |
| 151 style_->setLogicalWidth(Length(CalculationValue::create( | 150 style_->setLogicalWidth(Length(CalculationValue::create( |
| 152 PixelsAndPercent(100, -10), ValueRangeNonNegative))); | 151 PixelsAndPercent(100, -10), ValueRangeNonNegative))); |
| 153 EXPECT_EQ(expected, ComputeMinAndMaxContentContribution(*style_, sizes)); | 152 EXPECT_EQ(expected, ComputeMinAndMaxContentContribution(*style_, sizes)); |
| 154 | 153 |
| 155 expected = MinAndMaxContentSizes{LayoutUnit(30), LayoutUnit(35)}; | 154 expected = MinMaxContentSize{LayoutUnit(30), LayoutUnit(35)}; |
| 156 style_->setLogicalWidth(Length(Auto)); | 155 style_->setLogicalWidth(Length(Auto)); |
| 157 style_->setMaxWidth(Length(35, Fixed)); | 156 style_->setMaxWidth(Length(35, Fixed)); |
| 158 EXPECT_EQ(expected, ComputeMinAndMaxContentContribution(*style_, sizes)); | 157 EXPECT_EQ(expected, ComputeMinAndMaxContentContribution(*style_, sizes)); |
| 159 | 158 |
| 160 expected = MinAndMaxContentSizes{LayoutUnit(80), LayoutUnit(80)}; | 159 expected = MinMaxContentSize{LayoutUnit(80), LayoutUnit(80)}; |
| 161 style_->setLogicalWidth(Length(50, Fixed)); | 160 style_->setLogicalWidth(Length(50, Fixed)); |
| 162 style_->setMinWidth(Length(80, Fixed)); | 161 style_->setMinWidth(Length(80, Fixed)); |
| 163 EXPECT_EQ(expected, ComputeMinAndMaxContentContribution(*style_, sizes)); | 162 EXPECT_EQ(expected, ComputeMinAndMaxContentContribution(*style_, sizes)); |
| 164 | 163 |
| 165 expected = MinAndMaxContentSizes{LayoutUnit(150), LayoutUnit(150)}; | 164 expected = MinMaxContentSize{LayoutUnit(150), LayoutUnit(150)}; |
| 166 style_ = ComputedStyle::create(); | 165 style_ = ComputedStyle::create(); |
| 167 style_->setLogicalWidth(Length(100, Fixed)); | 166 style_->setLogicalWidth(Length(100, Fixed)); |
| 168 style_->setPaddingLeft(Length(50, Fixed)); | 167 style_->setPaddingLeft(Length(50, Fixed)); |
| 169 EXPECT_EQ(expected, ComputeMinAndMaxContentContribution(*style_, sizes)); | 168 EXPECT_EQ(expected, ComputeMinAndMaxContentContribution(*style_, sizes)); |
| 170 | 169 |
| 171 expected = MinAndMaxContentSizes{LayoutUnit(100), LayoutUnit(100)}; | 170 expected = MinMaxContentSize{LayoutUnit(100), LayoutUnit(100)}; |
| 172 style_->setBoxSizing(EBoxSizing::kBorderBox); | 171 style_->setBoxSizing(EBoxSizing::kBorderBox); |
| 173 EXPECT_EQ(expected, ComputeMinAndMaxContentContribution(*style_, sizes)); | 172 EXPECT_EQ(expected, ComputeMinAndMaxContentContribution(*style_, sizes)); |
| 174 | 173 |
| 175 // Content size should never be below zero, even with box-sizing: border-box | 174 // Content size should never be below zero, even with box-sizing: border-box |
| 176 // and a large padding... | 175 // and a large padding... |
| 177 expected = MinAndMaxContentSizes{LayoutUnit(400), LayoutUnit(400)}; | 176 expected = MinMaxContentSize{LayoutUnit(400), LayoutUnit(400)}; |
| 178 style_->setPaddingLeft(Length(400, Fixed)); | 177 style_->setPaddingLeft(Length(400, Fixed)); |
| 179 EXPECT_EQ(expected, ComputeMinAndMaxContentContribution(*style_, sizes)); | 178 EXPECT_EQ(expected, ComputeMinAndMaxContentContribution(*style_, sizes)); |
| 180 | 179 |
| 181 expected.min_content = expected.max_content = | 180 expected.min_content = expected.max_content = |
| 182 sizes.min_content + LayoutUnit(400); | 181 sizes.min_content + LayoutUnit(400); |
| 183 style_->setLogicalWidth(Length(MinContent)); | 182 style_->setLogicalWidth(Length(MinContent)); |
| 184 EXPECT_EQ(expected, ComputeMinAndMaxContentContribution(*style_, sizes)); | 183 EXPECT_EQ(expected, ComputeMinAndMaxContentContribution(*style_, sizes)); |
| 185 style_->setLogicalWidth(Length(100, Fixed)); | 184 style_->setLogicalWidth(Length(100, Fixed)); |
| 186 style_->setMaxWidth(Length(MaxContent)); | 185 style_->setMaxWidth(Length(MaxContent)); |
| 187 // Due to padding and box-sizing, width computes to 400px and max-width to | 186 // Due to padding and box-sizing, width computes to 400px and max-width to |
| 188 // 440px, so the result is 400. | 187 // 440px, so the result is 400. |
| 189 expected = MinAndMaxContentSizes{LayoutUnit(400), LayoutUnit(400)}; | 188 expected = MinMaxContentSize{LayoutUnit(400), LayoutUnit(400)}; |
| 190 EXPECT_EQ(expected, ComputeMinAndMaxContentContribution(*style_, sizes)); | 189 EXPECT_EQ(expected, ComputeMinAndMaxContentContribution(*style_, sizes)); |
| 191 expected = MinAndMaxContentSizes{LayoutUnit(40), LayoutUnit(40)}; | 190 expected = MinMaxContentSize{LayoutUnit(40), LayoutUnit(40)}; |
| 192 style_->setPaddingLeft(Length(0, Fixed)); | 191 style_->setPaddingLeft(Length(0, Fixed)); |
| 193 EXPECT_EQ(expected, ComputeMinAndMaxContentContribution(*style_, sizes)); | 192 EXPECT_EQ(expected, ComputeMinAndMaxContentContribution(*style_, sizes)); |
| 194 } | 193 } |
| 195 | 194 |
| 196 TEST_F(NGLengthUtilsTest, testComputeInlineSizeForFragment) { | 195 TEST_F(NGLengthUtilsTest, testComputeInlineSizeForFragment) { |
| 197 MinAndMaxContentSizes sizes; | 196 MinMaxContentSize sizes; |
| 198 sizes.min_content = LayoutUnit(30); | 197 sizes.min_content = LayoutUnit(30); |
| 199 sizes.max_content = LayoutUnit(40); | 198 sizes.max_content = LayoutUnit(40); |
| 200 | 199 |
| 201 style_->setLogicalWidth(Length(30, Percent)); | 200 style_->setLogicalWidth(Length(30, Percent)); |
| 202 EXPECT_EQ(LayoutUnit(60), ComputeInlineSizeForFragment()); | 201 EXPECT_EQ(LayoutUnit(60), ComputeInlineSizeForFragment()); |
| 203 | 202 |
| 204 style_->setLogicalWidth(Length(150, Fixed)); | 203 style_->setLogicalWidth(Length(150, Fixed)); |
| 205 EXPECT_EQ(LayoutUnit(150), ComputeInlineSizeForFragment()); | 204 EXPECT_EQ(LayoutUnit(150), ComputeInlineSizeForFragment()); |
| 206 | 205 |
| 207 style_->setLogicalWidth(Length(Auto)); | 206 style_->setLogicalWidth(Length(Auto)); |
| (...skipping 282 matching lines...) Expand 10 before | Expand all | Expand 10 after Loading... |
| 490 EXPECT_EQ(125, GetUsedColumnWidth(4, 100, 10, 530)); | 489 EXPECT_EQ(125, GetUsedColumnWidth(4, 100, 10, 530)); |
| 491 EXPECT_EQ(4, GetUsedColumnCount(4, 100, 10, 530)); | 490 EXPECT_EQ(4, GetUsedColumnCount(4, 100, 10, 530)); |
| 492 EXPECT_EQ(100, GetUsedColumnWidth(6, 100, 10, 540)); | 491 EXPECT_EQ(100, GetUsedColumnWidth(6, 100, 10, 540)); |
| 493 EXPECT_EQ(5, GetUsedColumnCount(6, 100, 10, 540)); | 492 EXPECT_EQ(5, GetUsedColumnCount(6, 100, 10, 540)); |
| 494 EXPECT_EQ(100, GetUsedColumnWidth(0, 100, 10, 540)); | 493 EXPECT_EQ(100, GetUsedColumnWidth(0, 100, 10, 540)); |
| 495 EXPECT_EQ(5, GetUsedColumnCount(0, 100, 10, 540)); | 494 EXPECT_EQ(5, GetUsedColumnCount(0, 100, 10, 540)); |
| 496 } | 495 } |
| 497 | 496 |
| 498 } // namespace | 497 } // namespace |
| 499 } // namespace blink | 498 } // namespace blink |
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