df9ff47f98
This commit was carried out by a Python script, source of which is at https://bugs.documentfoundation.org/show_bug.cgi?id=124176#c97. Change-Id: Icd712adf20fa2dbaaea2fc33a0fd870c8595b7e2 Reviewed-on: https://gerrit.libreoffice.org/c/core/+/100147 Tested-by: Jenkins Reviewed-by: Julien Nabet <serval2412@yahoo.fr>
252 lines
13 KiB
C++
252 lines
13 KiB
C++
/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
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/*
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* This file is part of the LibreOffice project.
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*
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* This Source Code Form is subject to the terms of the Mozilla Public
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* License, v. 2.0. If a copy of the MPL was not distributed with this
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* file, You can obtain one at http://mozilla.org/MPL/2.0/.
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*
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* This file incorporates work covered by the following license notice:
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*
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* Licensed to the Apache Software Foundation (ASF) under one or more
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* contributor license agreements. See the NOTICE file distributed
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* with this work for additional information regarding copyright
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* ownership. The ASF licenses this file to you under the Apache
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* License, Version 2.0 (the "License"); you may not use this file
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* except in compliance with the License. You may obtain a copy of
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* the License at http://www.apache.org/licenses/LICENSE-2.0 .
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*/
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#pragma once
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#include <com/sun/star/rendering/XCanvas.hpp>
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#include <com/sun/star/rendering/XBitmapCanvas.hpp>
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#include <com/sun/star/rendering/XIntegerBitmap.hpp>
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#include <basegfx/vector/b2isize.hxx>
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#include <basegfx/vector/b2dsize.hxx>
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#include "dx_graphicsprovider.hxx"
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#include "dx_gdiplususer.hxx"
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#include "dx_impltools.hxx"
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namespace dxcanvas
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{
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/** Helper class for basic canvas functionality. Also offers
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optional backbuffer painting, when providing it with a second
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HDC to render into.
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*/
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class CanvasHelper
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{
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public:
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CanvasHelper();
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/// make noncopyable
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CanvasHelper(const CanvasHelper&) = delete;
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const CanvasHelper& operator=(const CanvasHelper&) = delete;
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/// Release all references
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void disposing();
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/** Initialize canvas helper
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This method late-initializes the canvas helper, providing
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it with the necessary device and output objects. Note that
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the CanvasHelper does <em>not</em> take ownership of the
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passed rDevice reference, nor does it perform any
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reference counting. Thus, to prevent the reference counted
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SpriteCanvas object from deletion, the user of this class
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is responsible for holding ref-counted references itself!
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@param rDevice
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Reference device this canvas is associated with
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*/
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void setDevice( css::rendering::XGraphicDevice& rDevice );
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/** Set the target for rendering operations
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@param rTarget
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Render target
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*/
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void setTarget( const GraphicsProviderSharedPtr& rTarget );
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/** Set the target for rendering operations
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@param rTarget
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Render target
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@param rOutputOffset
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Output offset in pixel
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*/
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void setTarget( const GraphicsProviderSharedPtr& rTarget,
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const ::basegfx::B2ISize& rOutputOffset );
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// CanvasHelper functionality
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// ==========================
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// XCanvas (only providing, not implementing the
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// interface. Also note subtle method parameter differences)
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void clear();
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void drawPoint( const css::rendering::XCanvas* pCanvas,
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const css::geometry::RealPoint2D& aPoint,
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const css::rendering::ViewState& viewState,
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const css::rendering::RenderState& renderState );
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void drawLine( const css::rendering::XCanvas* pCanvas,
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const css::geometry::RealPoint2D& aStartPoint,
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const css::geometry::RealPoint2D& aEndPoint,
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const css::rendering::ViewState& viewState,
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const css::rendering::RenderState& renderState );
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void drawBezier( const css::rendering::XCanvas* pCanvas,
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const css::geometry::RealBezierSegment2D& aBezierSegment,
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const css::geometry::RealPoint2D& aEndPoint,
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const css::rendering::ViewState& viewState,
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const css::rendering::RenderState& renderState );
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css::uno::Reference< css::rendering::XCachedPrimitive >
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drawPolyPolygon( const css::rendering::XCanvas* pCanvas,
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const css::uno::Reference<
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css::rendering::XPolyPolygon2D >& xPolyPolygon,
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const css::rendering::ViewState& viewState,
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const css::rendering::RenderState& renderState );
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css::uno::Reference< css::rendering::XCachedPrimitive >
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strokePolyPolygon( const css::rendering::XCanvas* pCanvas,
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const css::uno::Reference<
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css::rendering::XPolyPolygon2D >& xPolyPolygon,
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const css::rendering::ViewState& viewState,
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const css::rendering::RenderState& renderState,
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const css::rendering::StrokeAttributes& strokeAttributes );
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css::uno::Reference< css::rendering::XCachedPrimitive >
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strokeTexturedPolyPolygon( const css::rendering::XCanvas* pCanvas,
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const css::uno::Reference<
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css::rendering::XPolyPolygon2D >& xPolyPolygon,
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const css::rendering::ViewState& viewState,
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const css::rendering::RenderState& renderState,
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const css::uno::Sequence<
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css::rendering::Texture >& textures,
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const css::rendering::StrokeAttributes& strokeAttributes );
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css::uno::Reference< css::rendering::XCachedPrimitive >
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strokeTextureMappedPolyPolygon( const css::rendering::XCanvas* pCanvas,
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const css::uno::Reference<
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css::rendering::XPolyPolygon2D >& xPolyPolygon,
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const css::rendering::ViewState& viewState,
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const css::rendering::RenderState& renderState,
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const css::uno::Sequence<
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css::rendering::Texture >& textures,
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const css::uno::Reference<
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css::geometry::XMapping2D >& xMapping,
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const css::rendering::StrokeAttributes& strokeAttributes );
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css::uno::Reference< css::rendering::XPolyPolygon2D >
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queryStrokeShapes( const css::rendering::XCanvas* pCanvas,
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const css::uno::Reference<
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css::rendering::XPolyPolygon2D >& xPolyPolygon,
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const css::rendering::ViewState& viewState,
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const css::rendering::RenderState& renderState,
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const css::rendering::StrokeAttributes& strokeAttributes );
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css::uno::Reference< css::rendering::XCachedPrimitive >
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fillPolyPolygon( const css::rendering::XCanvas* pCanvas,
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const css::uno::Reference<
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css::rendering::XPolyPolygon2D >& xPolyPolygon,
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const css::rendering::ViewState& viewState,
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const css::rendering::RenderState& renderState );
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css::uno::Reference< css::rendering::XCachedPrimitive >
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fillTexturedPolyPolygon( const css::rendering::XCanvas* pCanvas,
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const css::uno::Reference<
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css::rendering::XPolyPolygon2D >& xPolyPolygon,
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const css::rendering::ViewState& viewState,
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const css::rendering::RenderState& renderState,
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const css::uno::Sequence<
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css::rendering::Texture >& textures );
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css::uno::Reference< css::rendering::XCachedPrimitive >
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fillTextureMappedPolyPolygon( const css::rendering::XCanvas* pCanvas,
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const css::uno::Reference<
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css::rendering::XPolyPolygon2D >& xPolyPolygon,
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const css::rendering::ViewState& viewState,
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const css::rendering::RenderState& renderState,
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const css::uno::Sequence<
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css::rendering::Texture >& textures,
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const css::uno::Reference<
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css::geometry::XMapping2D >& xMapping );
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css::uno::Reference< css::rendering::XCanvasFont >
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createFont( const css::rendering::XCanvas* pCanvas,
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const css::rendering::FontRequest& fontRequest,
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const css::uno::Sequence<
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css::beans::PropertyValue >& extraFontProperties,
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const css::geometry::Matrix2D& fontMatrix );
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css::uno::Sequence< css::rendering::FontInfo >
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queryAvailableFonts( const css::rendering::XCanvas* pCanvas,
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const css::rendering::FontInfo& aFilter,
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const css::uno::Sequence<
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css::beans::PropertyValue >& aFontProperties );
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css::uno::Reference< css::rendering::XCachedPrimitive >
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drawText( const css::rendering::XCanvas* pCanvas,
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const css::rendering::StringContext& text,
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const css::uno::Reference<
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css::rendering::XCanvasFont >& xFont,
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const css::rendering::ViewState& viewState,
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const css::rendering::RenderState& renderState,
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sal_Int8 textDirection );
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css::uno::Reference< css::rendering::XCachedPrimitive >
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drawTextLayout( const css::rendering::XCanvas* pCanvas,
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const css::uno::Reference<
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css::rendering::XTextLayout >& laidOutText,
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const css::rendering::ViewState& viewState,
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const css::rendering::RenderState& renderState );
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css::uno::Reference< css::rendering::XCachedPrimitive >
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drawBitmap( const css::rendering::XCanvas* pCanvas,
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const css::uno::Reference<
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css::rendering::XBitmap >& xBitmap,
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const css::rendering::ViewState& viewState,
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const css::rendering::RenderState& renderState );
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css::uno::Reference< css::rendering::XCachedPrimitive >
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drawBitmapModulated( const css::rendering::XCanvas* pCanvas,
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const css::uno::Reference<
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css::rendering::XBitmap >& xBitmap,
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const css::rendering::ViewState& viewState,
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const css::rendering::RenderState& renderState );
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css::uno::Reference< css::rendering::XGraphicDevice >
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getDevice();
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// Flush drawing queue to screen
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void flush() const;
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/** Called from XCanvas base classes, to notify that content
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is _about_ to change
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*/
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void modifying() {}
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protected:
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/// Refcounted global GDI+ state container
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GDIPlusUserSharedPtr mpGdiPlusUser;
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/** Phyical output device
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Deliberately not a refcounted reference, because of
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potential circular references for spritecanvas.
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*/
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css::rendering::XGraphicDevice* mpDevice;
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/// Provides the Gdiplus::Graphics to render into
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GraphicsProviderSharedPtr mpGraphicsProvider;
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bool needOutput() const { return bool(mpGraphicsProvider); };
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// returns transparency of color
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void setupGraphicsState( GraphicsSharedPtr const & rGraphics,
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const css::rendering::ViewState& viewState,
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const css::rendering::RenderState& renderState );
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Gdiplus::CompositingMode calcCompositingMode( sal_Int8 nMode );
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/// Current (transformation-independent) output buffer offset
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::basegfx::B2ISize maOutputOffset;
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};
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}
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/* vim:set shiftwidth=4 softtabstop=4 expandtab: */
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