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94 lines
4 KiB
C++
94 lines
4 KiB
C++
/*
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==============================================================================
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This file is part of the JUCE library.
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Copyright (c) 2013 - Raw Material Software Ltd.
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Permission is granted to use this software under the terms of either:
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a) the GPL v2 (or any later version)
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b) the Affero GPL v3
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Details of these licenses can be found at: www.gnu.org/licenses
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JUCE is distributed in the hope that it will be useful, but WITHOUT ANY
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WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR
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A PARTICULAR PURPOSE. See the GNU General Public License for more details.
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------------------------------------------------------------------------------
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To release a closed-source product which uses JUCE, commercial licenses are
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available: visit www.juce.com for more information.
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==============================================================================
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*/
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#ifndef __JUCE_LOWLEVELGRAPHICSSOFTWARERENDERER_JUCEHEADER__
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#define __JUCE_LOWLEVELGRAPHICSSOFTWARERENDERER_JUCEHEADER__
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#include "juce_LowLevelGraphicsContext.h"
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#include "../native/juce_RenderingHelpers.h"
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//==============================================================================
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/**
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A lowest-common-denominator implementation of LowLevelGraphicsContext that does all
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its rendering in memory.
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User code is not supposed to create instances of this class directly - do all your
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rendering via the Graphics class instead.
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*/
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class JUCE_API LowLevelGraphicsSoftwareRenderer : public LowLevelGraphicsContext
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{
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public:
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//==============================================================================
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LowLevelGraphicsSoftwareRenderer (const Image& imageToRenderOnto);
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LowLevelGraphicsSoftwareRenderer (const Image& imageToRenderOnto, Point<int> origin,
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const RectangleList& initialClip);
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~LowLevelGraphicsSoftwareRenderer();
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bool isVectorDevice() const override;
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void setOrigin (int x, int y) override;
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void addTransform (const AffineTransform&) override;
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float getScaleFactor() override;
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bool clipToRectangle (const Rectangle<int>&) override;
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bool clipToRectangleList (const RectangleList&) override;
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void excludeClipRectangle (const Rectangle<int>&) override;
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void clipToPath (const Path&, const AffineTransform&) override;
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void clipToImageAlpha (const Image&, const AffineTransform&) override;
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bool clipRegionIntersects (const Rectangle<int>&) override;
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Rectangle<int> getClipBounds() const override;
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bool isClipEmpty() const override;
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void saveState() override;
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void restoreState() override;
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void beginTransparencyLayer (float opacity) override;
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void endTransparencyLayer() override;
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void setFill (const FillType&) override;
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void setOpacity (float opacity) override;
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void setInterpolationQuality (Graphics::ResamplingQuality) override;
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void fillRect (const Rectangle<int>&, bool replaceExistingContents) override;
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void fillPath (const Path&, const AffineTransform&) override;
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void drawImage (const Image&, const AffineTransform&) override;
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void drawLine (const Line <float>&) override;
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void drawVerticalLine (int x, float top, float bottom) override;
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void drawHorizontalLine (int x, float top, float bottom) override;
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void setFont (const Font&) override;
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const Font& getFont() override;
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void drawGlyph (int glyphNumber, const AffineTransform&) override;
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const Image& getImage() const noexcept { return savedState->image; }
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const RenderingHelpers::TranslationOrTransform& getTransform() const noexcept { return savedState->transform; }
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protected:
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RenderingHelpers::SavedStateStack <RenderingHelpers::SoftwareRendererSavedState> savedState;
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JUCE_DECLARE_NON_COPYABLE_WITH_LEAK_DETECTOR (LowLevelGraphicsSoftwareRenderer)
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};
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#endif // __JUCE_LOWLEVELGRAPHICSSOFTWARERENDERER_JUCEHEADER__
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