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| 1 // Copyright 2015 The Chromium Authors. All rights reserved. | 1 // Copyright 2015 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 #ifndef BoxBorderPainter_h | 5 #ifndef BoxBorderPainter_h |
| 6 #define BoxBorderPainter_h | 6 #define BoxBorderPainter_h |
| 7 | 7 |
| 8 #include "core/layout/LayoutBoxModelObject.h" | 8 #include "core/layout/LayoutBoxModelObject.h" |
| 9 #include "core/style/BorderEdge.h" |
| 10 #include "platform/geometry/FloatRoundedRect.h" |
| 9 #include "platform/heap/Heap.h" | 11 #include "platform/heap/Heap.h" |
| 10 | 12 |
| 11 namespace blink { | 13 namespace blink { |
| 12 | 14 |
| 13 class ComputedStyle; | 15 class ComputedStyle; |
| 16 class IntRect; |
| 14 class LayoutBox; | 17 class LayoutBox; |
| 15 class LayoutRect; | 18 class LayoutRect; |
| 16 struct PaintInfo; | 19 struct PaintInfo; |
| 17 | 20 |
| 18 // TODO(fmalita): this class will evolve into a stateful painter (merged w/ BoxB
orderInfo), with no | |
| 19 // static methods. | |
| 20 class BoxBorderPainter { | 21 class BoxBorderPainter { |
| 21 STACK_ALLOCATED(); | 22 STACK_ALLOCATED(); |
| 22 public: | 23 public: |
| 23 void paintBorder(LayoutBoxModelObject&, const PaintInfo&, const LayoutRect&,
const ComputedStyle&, | 24 BoxBorderPainter(const LayoutRect& borderRect, const ComputedStyle&, const I
ntRect& clipRect, |
| 24 BackgroundBleedAvoidance, bool includeLogicalLeftEdge, bool includeLogic
alRightEdge) const; | 25 BackgroundBleedAvoidance, bool includeLogicalLeftEdge, bool includeLogic
alRightEdge); |
| 26 |
| 27 void paintBorder(const PaintInfo&, const LayoutRect& borderRect) const; |
| 25 | 28 |
| 26 private: | 29 private: |
| 27 static void paintTranslucentBorderSides(GraphicsContext*, const ComputedStyl
e&, const FloatRoundedRect& outerBorder, const FloatRoundedRect& innerBorder, | 30 bool paintBorderFastPath(GraphicsContext*, const LayoutRect& borderRect) con
st; |
| 28 const BorderEdge[], BorderEdgeFlags, BackgroundBleedAvoidance, bool incl
udeLogicalLeftEdge, bool includeLogicalRightEdge, bool antialias = false); | 31 void drawDoubleBorder(GraphicsContext*, const LayoutRect& borderRect) const; |
| 29 static void paintOneBorderSide(GraphicsContext*, const ComputedStyle&, const
FloatRoundedRect& outerBorder, const FloatRoundedRect& innerBorder, | 32 |
| 30 const FloatRect& sideRect, BoxSide, BoxSide adjacentSide1, BoxSide adjac
entSide2, const BorderEdge[], | 33 void paintTranslucentBorderSides(GraphicsContext*, bool antialias) const; |
| 31 const Path*, BackgroundBleedAvoidance, bool includeLogicalLeftEdge, bool
includeLogicalRightEdge, bool antialias, const Color* overrideColor = 0); | 34 void paintOneBorderSide(GraphicsContext*, const FloatRect& sideRect, BoxSide
, BoxSide adjacentSide1, |
| 32 static void paintBorderSides(GraphicsContext*, const ComputedStyle&, const F
loatRoundedRect& outerBorder, const FloatRoundedRect& innerBorder, | 35 BoxSide adjacentSide2, const Path*, bool antialias, const Color* overrid
eColor) const; |
| 33 const BorderEdge[], BorderEdgeFlags, BackgroundBleedAvoidance, bool incl
udeLogicalLeftEdge, | 36 void paintBorderSides(GraphicsContext*, BorderEdgeFlags edgeSet, bool antial
ias, |
| 34 bool includeLogicalRightEdge, bool antialias = false, const Color* overr
ideColor = 0); | 37 const Color* overrideColor = 0) const; |
| 35 static void drawBoxSideFromPath(GraphicsContext*, const LayoutRect&, const P
ath&, const BorderEdge[], | 38 void drawBoxSideFromPath(GraphicsContext*, const LayoutRect&, const Path&, f
loat thickness, |
| 36 float thickness, float drawThickness, BoxSide, const ComputedStyle&, | 39 float drawThickness, BoxSide, Color, EBorderStyle) const; |
| 37 Color, EBorderStyle, BackgroundBleedAvoidance, bool includeLogicalLeftEd
ge, bool includeLogicalRightEdge); | 40 void clipBorderSidePolygon(GraphicsContext*, BoxSide, bool firstEdgeMatches, |
| 38 static void clipBorderSidePolygon(GraphicsContext*, const FloatRoundedRect&
outerBorder, const FloatRoundedRect& innerBorder, | 41 bool secondEdgeMatches) const; |
| 39 BoxSide, bool firstEdgeMatches, bool secondEdgeMatches); | 42 void clipBorderSideForComplexInnerPath(GraphicsContext*, BoxSide) const; |
| 40 static void clipBorderSideForComplexInnerPath(GraphicsContext*, const FloatR
oundedRect&, const FloatRoundedRect&, BoxSide, const BorderEdge[]); | 43 |
| 44 const BorderEdge& firstEdge() const |
| 45 { |
| 46 ASSERT(m_visibleEdgeSet); |
| 47 return m_edges[m_firstVisibleEdge]; |
| 48 } |
| 49 |
| 50 // const inputs |
| 51 const ComputedStyle& m_style; |
| 52 const BackgroundBleedAvoidance m_bleedAvoidance; |
| 53 const bool m_includeLogicalLeftEdge; |
| 54 const bool m_includeLogicalRightEdge; |
| 55 |
| 56 // computed attributes |
| 57 FloatRoundedRect m_outer; |
| 58 FloatRoundedRect m_inner; |
| 59 BorderEdge m_edges[4]; |
| 60 |
| 61 unsigned m_visibleEdgeCount; |
| 62 unsigned m_firstVisibleEdge; |
| 63 BorderEdgeFlags m_visibleEdgeSet; |
| 64 |
| 65 bool m_isUniformStyle; |
| 66 bool m_isUniformWidth; |
| 67 bool m_isUniformColor; |
| 68 bool m_hasAlpha; |
| 41 }; | 69 }; |
| 42 | 70 |
| 43 } // namespace blink | 71 } // namespace blink |
| 44 | 72 |
| 45 #endif | 73 #endif |
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