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112 lines
4.5 KiB
C++
112 lines
4.5 KiB
C++
// Copyright (C) 2013 Google Inc. All rights reserved.
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//
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// Redistribution and use in source and binary forms, with or without
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// modification, are permitted provided that the following conditions are
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// met:
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//
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// * Redistributions of source code must retain the above copyright
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// notice, this list of conditions and the following disclaimer.
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// * Redistributions in binary form must reproduce the above
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// copyright notice, this list of conditions and the following disclaimer
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// in the documentation and/or other materials provided with the
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// distribution.
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// * Neither the name of Google Inc. nor the names of its
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// contributors may be used to endorse or promote products derived from
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// this software without specific prior written permission.
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//
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// THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
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// "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
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// LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
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// A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
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// OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
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// SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
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// LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
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// DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
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// THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
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// (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
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// OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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#ifndef SKY_ENGINE_PLATFORM_GRAPHICS_STROKEDATA_H_
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#define SKY_ENGINE_PLATFORM_GRAPHICS_STROKEDATA_H_
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#include "flutter/sky/engine/platform/PlatformExport.h"
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#include "flutter/sky/engine/platform/graphics/DashArray.h"
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#include "flutter/sky/engine/platform/graphics/Gradient.h"
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#include "flutter/sky/engine/platform/graphics/GraphicsTypes.h"
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#include "flutter/sky/engine/platform/graphics/Pattern.h"
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#include "flutter/sky/engine/wtf/PassRefPtr.h"
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#include "flutter/sky/engine/wtf/RefPtr.h"
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#include "third_party/skia/include/core/SkColorPriv.h"
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#include "third_party/skia/include/effects/SkDashPathEffect.h"
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namespace blink {
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// Encapsulates stroke painting information.
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// It is pulled out of GraphicsContextState to enable other methods to use it.
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class PLATFORM_EXPORT StrokeData {
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public:
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StrokeData()
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: m_style(SolidStroke),
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m_thickness(0),
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m_color(Color::black),
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m_lineCap(SkPaint::kDefault_Cap),
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m_lineJoin(SkPaint::kDefault_Join),
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m_miterLimit(4) {}
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StrokeStyle style() const { return m_style; }
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void setStyle(StrokeStyle style) { m_style = style; }
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float thickness() const { return m_thickness; }
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void setThickness(float thickness) { m_thickness = thickness; }
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Color color() const { return m_color; }
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void setColor(const Color& color) { m_color = color; }
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Gradient* gradient() const { return m_gradient.get(); }
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void setGradient(const PassRefPtr<Gradient> gradient) {
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m_gradient = gradient;
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}
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void clearGradient() { m_gradient.clear(); }
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Pattern* pattern() const { return m_pattern.get(); }
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void setPattern(const PassRefPtr<Pattern> pattern) { m_pattern = pattern; }
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void clearPattern() { m_pattern.clear(); }
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LineCap lineCap() const { return (LineCap)m_lineCap; }
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void setLineCap(LineCap cap) { m_lineCap = (SkPaint::Cap)cap; }
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LineJoin lineJoin() const { return (LineJoin)m_lineJoin; }
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void setLineJoin(LineJoin join) { m_lineJoin = (SkPaint::Join)join; }
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float miterLimit() const { return m_miterLimit; }
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void setMiterLimit(float miterLimit) { m_miterLimit = miterLimit; }
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void setLineDash(const DashArray&, float);
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// Sets everything on the paint except the pattern, gradient and color.
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// If a non-zero length is provided, the number of dashes/dots on a
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// dashed/dotted line will be adjusted to start and end that length with a
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// dash/dot.
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void setupPaint(SkPaint*, int length = 0) const;
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// Setup any DashPathEffect on the paint. If a non-zero length is provided,
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// and no line dash has been set, the number of dashes/dots on a dashed/dotted
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// line will be adjusted to start and end that length with a dash/dot.
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void setupPaintDashPathEffect(SkPaint*, int) const;
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private:
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StrokeStyle m_style;
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float m_thickness;
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Color m_color;
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RefPtr<Gradient> m_gradient;
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RefPtr<Pattern> m_pattern;
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SkPaint::Cap m_lineCap;
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SkPaint::Join m_lineJoin;
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float m_miterLimit;
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sk_sp<SkPathEffect> m_dash;
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};
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} // namespace blink
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#endif // SKY_ENGINE_PLATFORM_GRAPHICS_STROKEDATA_H_
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