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| -rw-r--r-- | canvas/source/opengl/ogl_spritedevicehelper.hxx | 139 |
1 files changed, 139 insertions, 0 deletions
diff --git a/canvas/source/opengl/ogl_spritedevicehelper.hxx b/canvas/source/opengl/ogl_spritedevicehelper.hxx new file mode 100644 index 000000000..a4dd4d77e --- /dev/null +++ b/canvas/source/opengl/ogl_spritedevicehelper.hxx @@ -0,0 +1,139 @@ +/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */ +/* + * This file is part of the LibreOffice project. + * + * This Source Code Form is subject to the terms of the Mozilla Public + * License, v. 2.0. If a copy of the MPL was not distributed with this + * file, You can obtain one at http://mozilla.org/MPL/2.0/. + */ + +#ifndef INCLUDED_CANVAS_SOURCE_OPENGL_OGL_SPRITEDEVICEHELPER_HXX +#define INCLUDED_CANVAS_SOURCE_OPENGL_OGL_SPRITEDEVICEHELPER_HXX + +#include <vcl/opengl/OpenGLContext.hxx> + +#include <rtl/ref.hxx> +#include <canvas/elapsedtime.hxx> +#include <com/sun/star/rendering/XGraphicDevice.hpp> + +#include "ogl_buffercontext.hxx" + +#include <set> + +namespace vcl { class Window; } +class SystemChildWindow; +namespace basegfx{ class B2IVector; class B2DHomMatrix; } +namespace com::sun::star { + namespace awt { struct Rectangle; } + namespace geometry { struct AffineMatrix2D; } +} + +namespace oglcanvas +{ + class TextureCache; + class SpriteCanvas; + class CanvasCustomSprite; + class CanvasHelper; + + class SpriteDeviceHelper + { + public: + SpriteDeviceHelper(); + ~SpriteDeviceHelper(); + + /// make noncopyable + SpriteDeviceHelper(const SpriteDeviceHelper&) = delete; + const SpriteDeviceHelper& operator=(const SpriteDeviceHelper&) = delete; + + void init( vcl::Window& rWindow, + SpriteCanvas& rSpriteCanvas, + const css::awt::Rectangle& rViewArea ); + + /// Dispose all internal references + void disposing(); + + // XWindowGraphicDevice + css::geometry::RealSize2D getPhysicalResolution(); + css::geometry::RealSize2D getPhysicalSize(); + css::uno::Reference< css::rendering::XLinePolyPolygon2D > createCompatibleLinePolyPolygon( + const css::uno::Reference< css::rendering::XGraphicDevice >& rDevice, + const css::uno::Sequence< css::uno::Sequence< css::geometry::RealPoint2D > >& points ); + css::uno::Reference< css::rendering::XBezierPolyPolygon2D > createCompatibleBezierPolyPolygon( + const css::uno::Reference< css::rendering::XGraphicDevice >& rDevice, + const css::uno::Sequence< css::uno::Sequence< css::geometry::RealBezierSegment2D > >& points ); + css::uno::Reference< css::rendering::XBitmap > createCompatibleBitmap( + const css::uno::Reference< css::rendering::XGraphicDevice >& rDevice, + const css::geometry::IntegerSize2D& size ); + css::uno::Reference< css::rendering::XVolatileBitmap > createVolatileBitmap( + const css::uno::Reference< css::rendering::XGraphicDevice >& rDevice, + const css::geometry::IntegerSize2D& size ); + css::uno::Reference< css::rendering::XBitmap > createCompatibleAlphaBitmap( + const css::uno::Reference< css::rendering::XGraphicDevice >& rDevice, + const css::geometry::IntegerSize2D& size ); + css::uno::Reference< css::rendering::XVolatileBitmap > createVolatileAlphaBitmap( + const css::uno::Reference< css::rendering::XGraphicDevice >& rDevice, + const css::geometry::IntegerSize2D& size ); + + bool showBuffer( bool bIsVisible, bool bUpdateAll ); + bool switchBuffer( bool bIsVisible, bool bUpdateAll ); + + css::uno::Any isAccelerated() const; + css::uno::Any getDeviceHandle() const; + css::uno::Any getSurfaceHandle() const; + css::uno::Reference< + css::rendering::XColorSpace > getColorSpace() const; + + void notifySizeUpdate( const css::awt::Rectangle& rBounds ); + + /** called when DumpScreenContent property is enabled on + XGraphicDevice, and writes out bitmaps of current screen. + */ + void dumpScreenContent() const; + + void show( const ::rtl::Reference< CanvasCustomSprite >& ); + void hide( const ::rtl::Reference< CanvasCustomSprite >& ); + + /// enable linear gradient shader "texture" with given parameters + void useLinearGradientShader( const css::rendering::ARGBColor* pColors, + const css::uno::Sequence< double >& rStops, + const ::basegfx::B2DHomMatrix& rTexTransform ); + /// enable radial gradient shader "texture" with given parameters + void useRadialGradientShader( const css::rendering::ARGBColor* pColors, + const css::uno::Sequence< double >& rStops, + const ::basegfx::B2DHomMatrix& rTexTransform ); + /// enable rectangular gradient shader "texture" with given parameters + void useRectangularGradientShader( const css::rendering::ARGBColor* pColors, + const css::uno::Sequence< double >& rStops, + const ::basegfx::B2DHomMatrix& rTexTransform ); + + /// create a pbuffer context (for rendering into background surface) + IBufferContextSharedPtr createBufferContext(const ::basegfx::B2IVector& rSize) const; + + /// Get instance of internal texture cache + TextureCache& getTextureCache() const; + + private: + /// Pointer to sprite canvas (owner of this helper), needed to create bitmaps + SpriteCanvas* mpSpriteCanvas; + + std::set< ::rtl::Reference< CanvasCustomSprite > > maActiveSprites; + + /// For the frame counter timings + ::canvas::tools::ElapsedTime maLastUpdate; + + std::shared_ptr<TextureCache> mpTextureCache; + + unsigned int mnLinearTwoColorGradientProgram; + unsigned int mnLinearMultiColorGradientProgram; + unsigned int mnRadialTwoColorGradientProgram; + unsigned int mnRadialMultiColorGradientProgram; + unsigned int mnRectangularTwoColorGradientProgram; + unsigned int mnRectangularMultiColorGradientProgram; + + rtl::Reference<OpenGLContext> mxContext; + }; +} + +#endif + +/* vim:set shiftwidth=4 softtabstop=4 expandtab: */ |