1*91c99ff4SAndrew Rist /************************************************************** 2cdf0e10cSrcweir * 3*91c99ff4SAndrew Rist * Licensed to the Apache Software Foundation (ASF) under one 4*91c99ff4SAndrew Rist * or more contributor license agreements. See the NOTICE file 5*91c99ff4SAndrew Rist * distributed with this work for additional information 6*91c99ff4SAndrew Rist * regarding copyright ownership. The ASF licenses this file 7*91c99ff4SAndrew Rist * to you under the Apache License, Version 2.0 (the 8*91c99ff4SAndrew Rist * "License"); you may not use this file except in compliance 9*91c99ff4SAndrew Rist * with the License. You may obtain a copy of the License at 10*91c99ff4SAndrew Rist * 11*91c99ff4SAndrew Rist * http://www.apache.org/licenses/LICENSE-2.0 12*91c99ff4SAndrew Rist * 13*91c99ff4SAndrew Rist * Unless required by applicable law or agreed to in writing, 14*91c99ff4SAndrew Rist * software distributed under the License is distributed on an 15*91c99ff4SAndrew Rist * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY 16*91c99ff4SAndrew Rist * KIND, either express or implied. See the License for the 17*91c99ff4SAndrew Rist * specific language governing permissions and limitations 18*91c99ff4SAndrew Rist * under the License. 19*91c99ff4SAndrew Rist * 20*91c99ff4SAndrew Rist *************************************************************/ 21*91c99ff4SAndrew Rist 22*91c99ff4SAndrew Rist 23cdf0e10cSrcweir 24cdf0e10cSrcweir #ifndef _DXCANVAS_BITMAPCANVASHELPER_HXX_ 25cdf0e10cSrcweir #define _DXCANVAS_BITMAPCANVASHELPER_HXX_ 26cdf0e10cSrcweir 27cdf0e10cSrcweir #include <com/sun/star/rendering/XCanvas.hpp> 28cdf0e10cSrcweir 29cdf0e10cSrcweir #include <basegfx/vector/b2isize.hxx> 30cdf0e10cSrcweir #include <basegfx/vector/b2dsize.hxx> 31cdf0e10cSrcweir 32cdf0e10cSrcweir #include "dx_graphicsprovider.hxx" 33cdf0e10cSrcweir #include "dx_ibitmap.hxx" 34cdf0e10cSrcweir #include "dx_gdiplususer.hxx" 35cdf0e10cSrcweir #include "dx_impltools.hxx" 36cdf0e10cSrcweir #include "dx_canvashelper.hxx" 37cdf0e10cSrcweir 38cdf0e10cSrcweir #include <boost/utility.hpp> 39cdf0e10cSrcweir 40cdf0e10cSrcweir 41cdf0e10cSrcweir namespace dxcanvas 42cdf0e10cSrcweir { 43cdf0e10cSrcweir /** Helper class for basic canvas functionality. Also offers 44cdf0e10cSrcweir optional backbuffer painting, when providing it with a second 45cdf0e10cSrcweir HDC to render into. 46cdf0e10cSrcweir */ 47cdf0e10cSrcweir class BitmapCanvasHelper : public CanvasHelper 48cdf0e10cSrcweir { 49cdf0e10cSrcweir public: 50cdf0e10cSrcweir BitmapCanvasHelper(); 51cdf0e10cSrcweir 52cdf0e10cSrcweir /// Release all references 53cdf0e10cSrcweir void disposing(); 54cdf0e10cSrcweir 55cdf0e10cSrcweir /** Set the target for rendering operations 56cdf0e10cSrcweir 57cdf0e10cSrcweir @param rTarget 58cdf0e10cSrcweir Render target 59cdf0e10cSrcweir */ 60cdf0e10cSrcweir void setTarget( const IBitmapSharedPtr& rTarget ); 61cdf0e10cSrcweir 62cdf0e10cSrcweir /** Set the target for rendering operations 63cdf0e10cSrcweir 64cdf0e10cSrcweir @param rTarget 65cdf0e10cSrcweir Render target 66cdf0e10cSrcweir 67cdf0e10cSrcweir @param rOutputOffset 68cdf0e10cSrcweir Output offset in pixel 69cdf0e10cSrcweir */ 70cdf0e10cSrcweir void setTarget( const IBitmapSharedPtr& rTarget, 71cdf0e10cSrcweir const ::basegfx::B2ISize& rOutputOffset ); 72cdf0e10cSrcweir 73cdf0e10cSrcweir 74cdf0e10cSrcweir // CanvasHelper functionality is implementation-inherited. yuck. 75cdf0e10cSrcweir // ============================================================= 76cdf0e10cSrcweir void clear(); 77cdf0e10cSrcweir 78cdf0e10cSrcweir ::com::sun::star::uno::Reference< ::com::sun::star::rendering::XCachedPrimitive > 79cdf0e10cSrcweir drawTextLayout( const ::com::sun::star::rendering::XCanvas* pCanvas, 80cdf0e10cSrcweir const ::com::sun::star::uno::Reference< 81cdf0e10cSrcweir ::com::sun::star::rendering::XTextLayout >& layoutetText, 82cdf0e10cSrcweir const ::com::sun::star::rendering::ViewState& viewState, 83cdf0e10cSrcweir const ::com::sun::star::rendering::RenderState& renderState ); 84cdf0e10cSrcweir 85cdf0e10cSrcweir // BitmapCanvasHelper functionality 86cdf0e10cSrcweir // ================================ 87cdf0e10cSrcweir 88cdf0e10cSrcweir void copyRect( const ::com::sun::star::rendering::XCanvas* pCanvas, 89cdf0e10cSrcweir const ::com::sun::star::uno::Reference< 90cdf0e10cSrcweir ::com::sun::star::rendering::XBitmapCanvas >& sourceCanvas, 91cdf0e10cSrcweir const ::com::sun::star::geometry::RealRectangle2D& sourceRect, 92cdf0e10cSrcweir const ::com::sun::star::rendering::ViewState& sourceViewState, 93cdf0e10cSrcweir const ::com::sun::star::rendering::RenderState& sourceRenderState, 94cdf0e10cSrcweir const ::com::sun::star::geometry::RealRectangle2D& destRect, 95cdf0e10cSrcweir const ::com::sun::star::rendering::ViewState& destViewState, 96cdf0e10cSrcweir const ::com::sun::star::rendering::RenderState& destRenderState ); 97cdf0e10cSrcweir 98cdf0e10cSrcweir ::com::sun::star::geometry::IntegerSize2D getSize(); 99cdf0e10cSrcweir 100cdf0e10cSrcweir ::com::sun::star::uno::Reference< ::com::sun::star::rendering::XBitmap > 101cdf0e10cSrcweir getScaledBitmap( const ::com::sun::star::geometry::RealSize2D& newSize, 102cdf0e10cSrcweir sal_Bool beFast ); 103cdf0e10cSrcweir 104cdf0e10cSrcweir ::com::sun::star::uno::Sequence< sal_Int8 > 105cdf0e10cSrcweir getData( ::com::sun::star::rendering::IntegerBitmapLayout& bitmapLayout, 106cdf0e10cSrcweir const ::com::sun::star::geometry::IntegerRectangle2D& rect ); 107cdf0e10cSrcweir 108cdf0e10cSrcweir void setData( const ::com::sun::star::uno::Sequence< sal_Int8 >& data, 109cdf0e10cSrcweir const ::com::sun::star::rendering::IntegerBitmapLayout& bitmapLayout, 110cdf0e10cSrcweir const ::com::sun::star::geometry::IntegerRectangle2D& rect ); 111cdf0e10cSrcweir 112cdf0e10cSrcweir void setPixel( const ::com::sun::star::uno::Sequence< sal_Int8 >& color, 113cdf0e10cSrcweir const ::com::sun::star::rendering::IntegerBitmapLayout& bitmapLayout, 114cdf0e10cSrcweir const ::com::sun::star::geometry::IntegerPoint2D& pos ); 115cdf0e10cSrcweir 116cdf0e10cSrcweir ::com::sun::star::uno::Sequence< sal_Int8 > 117cdf0e10cSrcweir getPixel( ::com::sun::star::rendering::IntegerBitmapLayout& bitmapLayout, 118cdf0e10cSrcweir const ::com::sun::star::geometry::IntegerPoint2D& pos ); 119cdf0e10cSrcweir 120cdf0e10cSrcweir ::com::sun::star::uno::Reference< ::com::sun::star::rendering::XBitmapPalette > getPalette(); 121cdf0e10cSrcweir 122cdf0e10cSrcweir ::com::sun::star::rendering::IntegerBitmapLayout getMemoryLayout(); 123cdf0e10cSrcweir 124cdf0e10cSrcweir bool hasAlpha() const; 125cdf0e10cSrcweir 126cdf0e10cSrcweir protected: 127cdf0e10cSrcweir /// Render target 128cdf0e10cSrcweir IBitmapSharedPtr mpTarget; 129cdf0e10cSrcweir }; 130cdf0e10cSrcweir } 131cdf0e10cSrcweir 132cdf0e10cSrcweir #endif /* _DXCANVAS_BITMAPCANVASHELPER_HXX_ */ 133