1/*
2 * Copyright (C) 2017 Metrological Group B.V.
3 * Copyright (C) 2017 Igalia S.L.
4 *
5 * Redistribution and use in source and binary forms, with or without
6 * modification, are permitted provided that the following conditions
7 * are met:
8 * 1. Redistributions of source code must retain the above copyright
9 * notice, this list of conditions and the following disclaimer.
10 * 2. Redistributions in binary form must reproduce the above copyright
11 * notice, this list of conditions and the following disclaimer in the
12 * documentation and/or other materials provided with the distribution.
13 *
14 * THIS SOFTWARE IS PROVIDED BY APPLE INC. ``AS IS'' AND ANY
15 * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
16 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
17 * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL APPLE INC. OR
18 * CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
19 * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
20 * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
21 * PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY
22 * OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
23 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
24 * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
25 */
26
27#pragma once
28
29#if USE(CAIRO)
30
31#include "GraphicsContextImpl.h"
32
33typedef struct _cairo cairo_t;
34
35namespace WebCore {
36
37class PlatformContextCairo;
38
39class GraphicsContextImplCairo final : public GraphicsContextImpl {
40public:
41 WEBCORE_EXPORT static GraphicsContext::GraphicsContextImplFactory createFactory(PlatformContextCairo&);
42 WEBCORE_EXPORT static GraphicsContext::GraphicsContextImplFactory createFactory(cairo_t*);
43
44 GraphicsContextImplCairo(GraphicsContext&, PlatformContextCairo&);
45 GraphicsContextImplCairo(GraphicsContext&, cairo_t*);
46 virtual ~GraphicsContextImplCairo();
47
48 bool hasPlatformContext() const override;
49 PlatformContextCairo* platformContext() const override;
50
51 void updateState(const GraphicsContextState&, GraphicsContextState::StateChangeFlags) override;
52 void clearShadow() override;
53
54 void setLineCap(LineCap) override;
55 void setLineDash(const DashArray&, float) override;
56 void setLineJoin(LineJoin) override;
57 void setMiterLimit(float) override;
58
59 void fillRect(const FloatRect&) override;
60 void fillRect(const FloatRect&, const Color&) override;
61 void fillRect(const FloatRect&, Gradient&) override;
62 void fillRect(const FloatRect&, const Color&, CompositeOperator, BlendMode) override;
63 void fillRoundedRect(const FloatRoundedRect&, const Color&, BlendMode) override;
64 void fillRectWithRoundedHole(const FloatRect&, const FloatRoundedRect&, const Color&) override;
65 void fillPath(const Path&) override;
66 void fillEllipse(const FloatRect&) override;
67 void strokeRect(const FloatRect&, float) override;
68 void strokePath(const Path&) override;
69 void strokeEllipse(const FloatRect&) override;
70 void clearRect(const FloatRect&) override;
71
72 void drawGlyphs(const Font&, const GlyphBuffer&, unsigned, unsigned, const FloatPoint&, FontSmoothingMode) override;
73
74 ImageDrawResult drawImage(Image&, const FloatRect&, const FloatRect&, const ImagePaintingOptions&) override;
75 ImageDrawResult drawTiledImage(Image&, const FloatRect&, const FloatPoint&, const FloatSize&, const FloatSize&, const ImagePaintingOptions&) override;
76 ImageDrawResult drawTiledImage(Image&, const FloatRect&, const FloatRect&, const FloatSize&, Image::TileRule, Image::TileRule, const ImagePaintingOptions&) override;
77 void drawNativeImage(const NativeImagePtr&, const FloatSize&, const FloatRect&, const FloatRect&, CompositeOperator, BlendMode, ImageOrientation) override;
78 void drawPattern(Image&, const FloatRect&, const FloatRect&, const AffineTransform&, const FloatPoint&, const FloatSize&, CompositeOperator, BlendMode = BlendMode::Normal) override;
79
80 void drawRect(const FloatRect&, float) override;
81 void drawLine(const FloatPoint&, const FloatPoint&) override;
82 void drawLinesForText(const FloatPoint&, float thickness, const DashArray&, bool, bool) override;
83 void drawDotsForDocumentMarker(const FloatRect&, DocumentMarkerLineStyle) override;
84 void drawEllipse(const FloatRect&) override;
85 void drawPath(const Path&) override;
86
87 void drawFocusRing(const Path&, float, float, const Color&) override;
88 void drawFocusRing(const Vector<FloatRect>&, float, float, const Color&) override;
89
90 void save() override;
91 void restore() override;
92
93 void translate(float, float) override;
94 void rotate(float) override;
95 void scale(const FloatSize&) override;
96 void concatCTM(const AffineTransform&) override;
97 void setCTM(const AffineTransform&) override;
98 AffineTransform getCTM(GraphicsContext::IncludeDeviceScale) override;
99
100 void beginTransparencyLayer(float) override;
101 void endTransparencyLayer() override;
102
103 void clip(const FloatRect&) override;
104 void clipOut(const FloatRect&) override;
105 void clipOut(const Path&) override;
106 void clipPath(const Path&, WindRule) override;
107 IntRect clipBounds() override;
108 void clipToImageBuffer(ImageBuffer&, const FloatRect&) override;
109
110 void applyDeviceScaleFactor(float) override;
111
112 FloatRect roundToDevicePixels(const FloatRect&, GraphicsContext::RoundingMode) override;
113
114private:
115 std::unique_ptr<PlatformContextCairo> m_ownedPlatformContext;
116 PlatformContextCairo& m_platformContext;
117
118 std::unique_ptr<GraphicsContextPlatformPrivate> m_private;
119};
120
121} // namespace WebCore
122
123#endif // USE(CAIRO)
124