1*b1cdbd2cSJim Jagielski /************************************************************** 2*b1cdbd2cSJim Jagielski * 3*b1cdbd2cSJim Jagielski * Licensed to the Apache Software Foundation (ASF) under one 4*b1cdbd2cSJim Jagielski * or more contributor license agreements. See the NOTICE file 5*b1cdbd2cSJim Jagielski * distributed with this work for additional information 6*b1cdbd2cSJim Jagielski * regarding copyright ownership. The ASF licenses this file 7*b1cdbd2cSJim Jagielski * to you under the Apache License, Version 2.0 (the 8*b1cdbd2cSJim Jagielski * "License"); you may not use this file except in compliance 9*b1cdbd2cSJim Jagielski * with the License. You may obtain a copy of the License at 10*b1cdbd2cSJim Jagielski * 11*b1cdbd2cSJim Jagielski * http://www.apache.org/licenses/LICENSE-2.0 12*b1cdbd2cSJim Jagielski * 13*b1cdbd2cSJim Jagielski * Unless required by applicable law or agreed to in writing, 14*b1cdbd2cSJim Jagielski * software distributed under the License is distributed on an 15*b1cdbd2cSJim Jagielski * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY 16*b1cdbd2cSJim Jagielski * KIND, either express or implied. See the License for the 17*b1cdbd2cSJim Jagielski * specific language governing permissions and limitations 18*b1cdbd2cSJim Jagielski * under the License. 19*b1cdbd2cSJim Jagielski * 20*b1cdbd2cSJim Jagielski *************************************************************/ 21*b1cdbd2cSJim Jagielski 22*b1cdbd2cSJim Jagielski 23*b1cdbd2cSJim Jagielski 24*b1cdbd2cSJim Jagielski #ifndef _NULLCANVAS_CANVASHELPER_HXX_ 25*b1cdbd2cSJim Jagielski #define _NULLCANVAS_CANVASHELPER_HXX_ 26*b1cdbd2cSJim Jagielski 27*b1cdbd2cSJim Jagielski #include <com/sun/star/rendering/XCanvas.hpp> 28*b1cdbd2cSJim Jagielski #include <com/sun/star/rendering/XIntegerBitmap.hpp> 29*b1cdbd2cSJim Jagielski 30*b1cdbd2cSJim Jagielski #include <basegfx/vector/b2isize.hxx> 31*b1cdbd2cSJim Jagielski #include <basegfx/vector/b2dsize.hxx> 32*b1cdbd2cSJim Jagielski 33*b1cdbd2cSJim Jagielski #include <boost/utility.hpp> 34*b1cdbd2cSJim Jagielski 35*b1cdbd2cSJim Jagielski 36*b1cdbd2cSJim Jagielski namespace nullcanvas 37*b1cdbd2cSJim Jagielski { 38*b1cdbd2cSJim Jagielski class SpriteCanvas; 39*b1cdbd2cSJim Jagielski 40*b1cdbd2cSJim Jagielski /** Helper class for basic canvas functionality. Also offers 41*b1cdbd2cSJim Jagielski optional backbuffer painting, when providing it with a second 42*b1cdbd2cSJim Jagielski HDC to render into. 43*b1cdbd2cSJim Jagielski */ 44*b1cdbd2cSJim Jagielski class CanvasHelper : private ::boost::noncopyable 45*b1cdbd2cSJim Jagielski { 46*b1cdbd2cSJim Jagielski public: 47*b1cdbd2cSJim Jagielski CanvasHelper(); 48*b1cdbd2cSJim Jagielski 49*b1cdbd2cSJim Jagielski /// Release all references 50*b1cdbd2cSJim Jagielski void disposing(); 51*b1cdbd2cSJim Jagielski 52*b1cdbd2cSJim Jagielski /** Initialize canvas helper 53*b1cdbd2cSJim Jagielski 54*b1cdbd2cSJim Jagielski This method late-initializes the canvas helper, providing 55*b1cdbd2cSJim Jagielski it with the necessary device and size. Note that the 56*b1cdbd2cSJim Jagielski CanvasHelper does <em>not</em> take ownership of the 57*b1cdbd2cSJim Jagielski passed rDevice reference, nor does it perform any 58*b1cdbd2cSJim Jagielski reference counting. Thus, to prevent the reference counted 59*b1cdbd2cSJim Jagielski SpriteCanvas object from deletion, the user of this class 60*b1cdbd2cSJim Jagielski is responsible for holding ref-counted references itself! 61*b1cdbd2cSJim Jagielski 62*b1cdbd2cSJim Jagielski @param rSizePixel 63*b1cdbd2cSJim Jagielski Size of the output surface in pixel. 64*b1cdbd2cSJim Jagielski 65*b1cdbd2cSJim Jagielski @param rDevice 66*b1cdbd2cSJim Jagielski Reference device this canvas is associated with 67*b1cdbd2cSJim Jagielski 68*b1cdbd2cSJim Jagielski */ 69*b1cdbd2cSJim Jagielski void init( const ::basegfx::B2ISize& rSizePixel, 70*b1cdbd2cSJim Jagielski SpriteCanvas& rDevice, 71*b1cdbd2cSJim Jagielski bool bHasAlpha ); 72*b1cdbd2cSJim Jagielski 73*b1cdbd2cSJim Jagielski 74*b1cdbd2cSJim Jagielski // CanvasHelper functionality 75*b1cdbd2cSJim Jagielski // ========================== 76*b1cdbd2cSJim Jagielski 77*b1cdbd2cSJim Jagielski // XCanvas (only providing, not implementing the 78*b1cdbd2cSJim Jagielski // interface. Also note subtle method parameter differences) 79*b1cdbd2cSJim Jagielski void clear(); 80*b1cdbd2cSJim Jagielski void drawPoint( const ::com::sun::star::rendering::XCanvas* pCanvas, 81*b1cdbd2cSJim Jagielski const ::com::sun::star::geometry::RealPoint2D& aPoint, 82*b1cdbd2cSJim Jagielski const ::com::sun::star::rendering::ViewState& viewState, 83*b1cdbd2cSJim Jagielski const ::com::sun::star::rendering::RenderState& renderState ); 84*b1cdbd2cSJim Jagielski void drawLine( const ::com::sun::star::rendering::XCanvas* pCanvas, 85*b1cdbd2cSJim Jagielski const ::com::sun::star::geometry::RealPoint2D& aStartPoint, 86*b1cdbd2cSJim Jagielski const ::com::sun::star::geometry::RealPoint2D& aEndPoint, 87*b1cdbd2cSJim Jagielski const ::com::sun::star::rendering::ViewState& viewState, 88*b1cdbd2cSJim Jagielski const ::com::sun::star::rendering::RenderState& renderState ); 89*b1cdbd2cSJim Jagielski void drawBezier( const ::com::sun::star::rendering::XCanvas* pCanvas, 90*b1cdbd2cSJim Jagielski const ::com::sun::star::geometry::RealBezierSegment2D& aBezierSegment, 91*b1cdbd2cSJim Jagielski const ::com::sun::star::geometry::RealPoint2D& aEndPoint, 92*b1cdbd2cSJim Jagielski const ::com::sun::star::rendering::ViewState& viewState, 93*b1cdbd2cSJim Jagielski const ::com::sun::star::rendering::RenderState& renderState ); 94*b1cdbd2cSJim Jagielski ::com::sun::star::uno::Reference< ::com::sun::star::rendering::XCachedPrimitive > 95*b1cdbd2cSJim Jagielski drawPolyPolygon( const ::com::sun::star::rendering::XCanvas* pCanvas, 96*b1cdbd2cSJim Jagielski const ::com::sun::star::uno::Reference< 97*b1cdbd2cSJim Jagielski ::com::sun::star::rendering::XPolyPolygon2D >& xPolyPolygon, 98*b1cdbd2cSJim Jagielski const ::com::sun::star::rendering::ViewState& viewState, 99*b1cdbd2cSJim Jagielski const ::com::sun::star::rendering::RenderState& renderState ); 100*b1cdbd2cSJim Jagielski ::com::sun::star::uno::Reference< ::com::sun::star::rendering::XCachedPrimitive > 101*b1cdbd2cSJim Jagielski strokePolyPolygon( const ::com::sun::star::rendering::XCanvas* pCanvas, 102*b1cdbd2cSJim Jagielski const ::com::sun::star::uno::Reference< 103*b1cdbd2cSJim Jagielski ::com::sun::star::rendering::XPolyPolygon2D >& xPolyPolygon, 104*b1cdbd2cSJim Jagielski const ::com::sun::star::rendering::ViewState& viewState, 105*b1cdbd2cSJim Jagielski const ::com::sun::star::rendering::RenderState& renderState, 106*b1cdbd2cSJim Jagielski const ::com::sun::star::rendering::StrokeAttributes& strokeAttributes ); 107*b1cdbd2cSJim Jagielski ::com::sun::star::uno::Reference< ::com::sun::star::rendering::XCachedPrimitive > 108*b1cdbd2cSJim Jagielski strokeTexturedPolyPolygon( const ::com::sun::star::rendering::XCanvas* pCanvas, 109*b1cdbd2cSJim Jagielski const ::com::sun::star::uno::Reference< 110*b1cdbd2cSJim Jagielski ::com::sun::star::rendering::XPolyPolygon2D >& xPolyPolygon, 111*b1cdbd2cSJim Jagielski const ::com::sun::star::rendering::ViewState& viewState, 112*b1cdbd2cSJim Jagielski const ::com::sun::star::rendering::RenderState& renderState, 113*b1cdbd2cSJim Jagielski const ::com::sun::star::uno::Sequence< 114*b1cdbd2cSJim Jagielski ::com::sun::star::rendering::Texture >& textures, 115*b1cdbd2cSJim Jagielski const ::com::sun::star::rendering::StrokeAttributes& strokeAttributes ); 116*b1cdbd2cSJim Jagielski ::com::sun::star::uno::Reference< ::com::sun::star::rendering::XCachedPrimitive > 117*b1cdbd2cSJim Jagielski strokeTextureMappedPolyPolygon( const ::com::sun::star::rendering::XCanvas* pCanvas, 118*b1cdbd2cSJim Jagielski const ::com::sun::star::uno::Reference< 119*b1cdbd2cSJim Jagielski ::com::sun::star::rendering::XPolyPolygon2D >& xPolyPolygon, 120*b1cdbd2cSJim Jagielski const ::com::sun::star::rendering::ViewState& viewState, 121*b1cdbd2cSJim Jagielski const ::com::sun::star::rendering::RenderState& renderState, 122*b1cdbd2cSJim Jagielski const ::com::sun::star::uno::Sequence< 123*b1cdbd2cSJim Jagielski ::com::sun::star::rendering::Texture >& textures, 124*b1cdbd2cSJim Jagielski const ::com::sun::star::uno::Reference< 125*b1cdbd2cSJim Jagielski ::com::sun::star::geometry::XMapping2D >& xMapping, 126*b1cdbd2cSJim Jagielski const ::com::sun::star::rendering::StrokeAttributes& strokeAttributes ); 127*b1cdbd2cSJim Jagielski ::com::sun::star::uno::Reference< ::com::sun::star::rendering::XPolyPolygon2D > 128*b1cdbd2cSJim Jagielski queryStrokeShapes( const ::com::sun::star::rendering::XCanvas* pCanvas, 129*b1cdbd2cSJim Jagielski const ::com::sun::star::uno::Reference< 130*b1cdbd2cSJim Jagielski ::com::sun::star::rendering::XPolyPolygon2D >& xPolyPolygon, 131*b1cdbd2cSJim Jagielski const ::com::sun::star::rendering::ViewState& viewState, 132*b1cdbd2cSJim Jagielski const ::com::sun::star::rendering::RenderState& renderState, 133*b1cdbd2cSJim Jagielski const ::com::sun::star::rendering::StrokeAttributes& strokeAttributes ); 134*b1cdbd2cSJim Jagielski ::com::sun::star::uno::Reference< ::com::sun::star::rendering::XCachedPrimitive > 135*b1cdbd2cSJim Jagielski fillPolyPolygon( const ::com::sun::star::rendering::XCanvas* pCanvas, 136*b1cdbd2cSJim Jagielski const ::com::sun::star::uno::Reference< 137*b1cdbd2cSJim Jagielski ::com::sun::star::rendering::XPolyPolygon2D >& xPolyPolygon, 138*b1cdbd2cSJim Jagielski const ::com::sun::star::rendering::ViewState& viewState, 139*b1cdbd2cSJim Jagielski const ::com::sun::star::rendering::RenderState& renderState ); 140*b1cdbd2cSJim Jagielski ::com::sun::star::uno::Reference< ::com::sun::star::rendering::XCachedPrimitive > 141*b1cdbd2cSJim Jagielski fillTexturedPolyPolygon( const ::com::sun::star::rendering::XCanvas* pCanvas, 142*b1cdbd2cSJim Jagielski const ::com::sun::star::uno::Reference< 143*b1cdbd2cSJim Jagielski ::com::sun::star::rendering::XPolyPolygon2D >& xPolyPolygon, 144*b1cdbd2cSJim Jagielski const ::com::sun::star::rendering::ViewState& viewState, 145*b1cdbd2cSJim Jagielski const ::com::sun::star::rendering::RenderState& renderState, 146*b1cdbd2cSJim Jagielski const ::com::sun::star::uno::Sequence< 147*b1cdbd2cSJim Jagielski ::com::sun::star::rendering::Texture >& textures ); 148*b1cdbd2cSJim Jagielski ::com::sun::star::uno::Reference< ::com::sun::star::rendering::XCachedPrimitive > 149*b1cdbd2cSJim Jagielski fillTextureMappedPolyPolygon( const ::com::sun::star::rendering::XCanvas* pCanvas, 150*b1cdbd2cSJim Jagielski const ::com::sun::star::uno::Reference< 151*b1cdbd2cSJim Jagielski ::com::sun::star::rendering::XPolyPolygon2D >& xPolyPolygon, 152*b1cdbd2cSJim Jagielski const ::com::sun::star::rendering::ViewState& viewState, 153*b1cdbd2cSJim Jagielski const ::com::sun::star::rendering::RenderState& renderState, 154*b1cdbd2cSJim Jagielski const ::com::sun::star::uno::Sequence< 155*b1cdbd2cSJim Jagielski ::com::sun::star::rendering::Texture >& textures, 156*b1cdbd2cSJim Jagielski const ::com::sun::star::uno::Reference< 157*b1cdbd2cSJim Jagielski ::com::sun::star::geometry::XMapping2D >& xMapping ); 158*b1cdbd2cSJim Jagielski 159*b1cdbd2cSJim Jagielski ::com::sun::star::uno::Reference< ::com::sun::star::rendering::XCanvasFont > SAL_CALL 160*b1cdbd2cSJim Jagielski createFont( const ::com::sun::star::rendering::XCanvas* pCanvas, 161*b1cdbd2cSJim Jagielski const ::com::sun::star::rendering::FontRequest& fontRequest, 162*b1cdbd2cSJim Jagielski const ::com::sun::star::uno::Sequence< 163*b1cdbd2cSJim Jagielski ::com::sun::star::beans::PropertyValue >& extraFontProperties, 164*b1cdbd2cSJim Jagielski const ::com::sun::star::geometry::Matrix2D& fontMatrix ); 165*b1cdbd2cSJim Jagielski 166*b1cdbd2cSJim Jagielski ::com::sun::star::uno::Sequence< ::com::sun::star::rendering::FontInfo > 167*b1cdbd2cSJim Jagielski queryAvailableFonts( const ::com::sun::star::rendering::XCanvas* pCanvas, 168*b1cdbd2cSJim Jagielski const ::com::sun::star::rendering::FontInfo& aFilter, 169*b1cdbd2cSJim Jagielski const ::com::sun::star::uno::Sequence< 170*b1cdbd2cSJim Jagielski ::com::sun::star::beans::PropertyValue >& aFontProperties ); 171*b1cdbd2cSJim Jagielski 172*b1cdbd2cSJim Jagielski ::com::sun::star::uno::Reference< ::com::sun::star::rendering::XCachedPrimitive > 173*b1cdbd2cSJim Jagielski drawText( const ::com::sun::star::rendering::XCanvas* pCanvas, 174*b1cdbd2cSJim Jagielski const ::com::sun::star::rendering::StringContext& text, 175*b1cdbd2cSJim Jagielski const ::com::sun::star::uno::Reference< 176*b1cdbd2cSJim Jagielski ::com::sun::star::rendering::XCanvasFont >& xFont, 177*b1cdbd2cSJim Jagielski const ::com::sun::star::rendering::ViewState& viewState, 178*b1cdbd2cSJim Jagielski const ::com::sun::star::rendering::RenderState& renderState, 179*b1cdbd2cSJim Jagielski sal_Int8 textDirection ); 180*b1cdbd2cSJim Jagielski 181*b1cdbd2cSJim Jagielski ::com::sun::star::uno::Reference< ::com::sun::star::rendering::XCachedPrimitive > 182*b1cdbd2cSJim Jagielski drawTextLayout( const ::com::sun::star::rendering::XCanvas* pCanvas, 183*b1cdbd2cSJim Jagielski const ::com::sun::star::uno::Reference< 184*b1cdbd2cSJim Jagielski ::com::sun::star::rendering::XTextLayout >& layoutetText, 185*b1cdbd2cSJim Jagielski const ::com::sun::star::rendering::ViewState& viewState, 186*b1cdbd2cSJim Jagielski const ::com::sun::star::rendering::RenderState& renderState ); 187*b1cdbd2cSJim Jagielski 188*b1cdbd2cSJim Jagielski ::com::sun::star::uno::Reference< ::com::sun::star::rendering::XCachedPrimitive > 189*b1cdbd2cSJim Jagielski drawBitmap( const ::com::sun::star::rendering::XCanvas* pCanvas, 190*b1cdbd2cSJim Jagielski const ::com::sun::star::uno::Reference< 191*b1cdbd2cSJim Jagielski ::com::sun::star::rendering::XBitmap >& xBitmap, 192*b1cdbd2cSJim Jagielski const ::com::sun::star::rendering::ViewState& viewState, 193*b1cdbd2cSJim Jagielski const ::com::sun::star::rendering::RenderState& renderState ); 194*b1cdbd2cSJim Jagielski ::com::sun::star::uno::Reference< ::com::sun::star::rendering::XCachedPrimitive > 195*b1cdbd2cSJim Jagielski drawBitmapModulated( const ::com::sun::star::rendering::XCanvas* pCanvas, 196*b1cdbd2cSJim Jagielski const ::com::sun::star::uno::Reference< 197*b1cdbd2cSJim Jagielski ::com::sun::star::rendering::XBitmap >& xBitmap, 198*b1cdbd2cSJim Jagielski const ::com::sun::star::rendering::ViewState& viewState, 199*b1cdbd2cSJim Jagielski const ::com::sun::star::rendering::RenderState& renderState ); 200*b1cdbd2cSJim Jagielski ::com::sun::star::uno::Reference< ::com::sun::star::rendering::XGraphicDevice > 201*b1cdbd2cSJim Jagielski getDevice(); 202*b1cdbd2cSJim Jagielski 203*b1cdbd2cSJim Jagielski // BitmapCanvasHelper functionality 204*b1cdbd2cSJim Jagielski // ================================ 205*b1cdbd2cSJim Jagielski 206*b1cdbd2cSJim Jagielski void copyRect( const ::com::sun::star::rendering::XCanvas* pCanvas, 207*b1cdbd2cSJim Jagielski const ::com::sun::star::uno::Reference< 208*b1cdbd2cSJim Jagielski ::com::sun::star::rendering::XBitmapCanvas >& sourceCanvas, 209*b1cdbd2cSJim Jagielski const ::com::sun::star::geometry::RealRectangle2D& sourceRect, 210*b1cdbd2cSJim Jagielski const ::com::sun::star::rendering::ViewState& sourceViewState, 211*b1cdbd2cSJim Jagielski const ::com::sun::star::rendering::RenderState& sourceRenderState, 212*b1cdbd2cSJim Jagielski const ::com::sun::star::geometry::RealRectangle2D& destRect, 213*b1cdbd2cSJim Jagielski const ::com::sun::star::rendering::ViewState& destViewState, 214*b1cdbd2cSJim Jagielski const ::com::sun::star::rendering::RenderState& destRenderState ); 215*b1cdbd2cSJim Jagielski 216*b1cdbd2cSJim Jagielski ::com::sun::star::geometry::IntegerSize2D getSize(); 217*b1cdbd2cSJim Jagielski 218*b1cdbd2cSJim Jagielski ::com::sun::star::uno::Reference< ::com::sun::star::rendering::XBitmap > 219*b1cdbd2cSJim Jagielski getScaledBitmap( const ::com::sun::star::geometry::RealSize2D& newSize, 220*b1cdbd2cSJim Jagielski sal_Bool beFast ); 221*b1cdbd2cSJim Jagielski 222*b1cdbd2cSJim Jagielski ::com::sun::star::uno::Sequence< sal_Int8 > 223*b1cdbd2cSJim Jagielski getData( ::com::sun::star::rendering::IntegerBitmapLayout& bitmapLayout, 224*b1cdbd2cSJim Jagielski const ::com::sun::star::geometry::IntegerRectangle2D& rect ); 225*b1cdbd2cSJim Jagielski 226*b1cdbd2cSJim Jagielski void setData( const ::com::sun::star::uno::Sequence< sal_Int8 >& data, 227*b1cdbd2cSJim Jagielski const ::com::sun::star::rendering::IntegerBitmapLayout& bitmapLayout, 228*b1cdbd2cSJim Jagielski const ::com::sun::star::geometry::IntegerRectangle2D& rect ); 229*b1cdbd2cSJim Jagielski 230*b1cdbd2cSJim Jagielski void setPixel( const ::com::sun::star::uno::Sequence< sal_Int8 >& color, 231*b1cdbd2cSJim Jagielski const ::com::sun::star::rendering::IntegerBitmapLayout& bitmapLayout, 232*b1cdbd2cSJim Jagielski const ::com::sun::star::geometry::IntegerPoint2D& pos ); 233*b1cdbd2cSJim Jagielski 234*b1cdbd2cSJim Jagielski ::com::sun::star::uno::Sequence< sal_Int8 > 235*b1cdbd2cSJim Jagielski getPixel( ::com::sun::star::rendering::IntegerBitmapLayout& bitmapLayout, 236*b1cdbd2cSJim Jagielski const ::com::sun::star::geometry::IntegerPoint2D& pos ); 237*b1cdbd2cSJim Jagielski 238*b1cdbd2cSJim Jagielski ::com::sun::star::uno::Reference< ::com::sun::star::rendering::XBitmapPalette > getPalette(); 239*b1cdbd2cSJim Jagielski 240*b1cdbd2cSJim Jagielski ::com::sun::star::rendering::IntegerBitmapLayout getMemoryLayout(); 241*b1cdbd2cSJim Jagielski 242*b1cdbd2cSJim Jagielski // Flush drawing queue to screen 243*b1cdbd2cSJim Jagielski void flush() const; 244*b1cdbd2cSJim Jagielski 245*b1cdbd2cSJim Jagielski /** Called from XCanvas base classes, to notify that content 246*b1cdbd2cSJim Jagielski is _about_ to change 247*b1cdbd2cSJim Jagielski */ modifying()248*b1cdbd2cSJim Jagielski void modifying() {} 249*b1cdbd2cSJim Jagielski 250*b1cdbd2cSJim Jagielski bool hasAlpha() const; 251*b1cdbd2cSJim Jagielski 252*b1cdbd2cSJim Jagielski protected: 253*b1cdbd2cSJim Jagielski /** Phyical output device 254*b1cdbd2cSJim Jagielski 255*b1cdbd2cSJim Jagielski Deliberately not a refcounted reference, because of 256*b1cdbd2cSJim Jagielski potential circular references for spritecanvas. 257*b1cdbd2cSJim Jagielski */ 258*b1cdbd2cSJim Jagielski SpriteCanvas* mpDevice; 259*b1cdbd2cSJim Jagielski 260*b1cdbd2cSJim Jagielski private: 261*b1cdbd2cSJim Jagielski /// Current size of the output surface in pixel 262*b1cdbd2cSJim Jagielski ::basegfx::B2ISize maSize; 263*b1cdbd2cSJim Jagielski 264*b1cdbd2cSJim Jagielski /// When true, content is able to represent alpha 265*b1cdbd2cSJim Jagielski bool mbHaveAlpha; 266*b1cdbd2cSJim Jagielski }; 267*b1cdbd2cSJim Jagielski } 268*b1cdbd2cSJim Jagielski 269*b1cdbd2cSJim Jagielski #endif /* _NULLCANVAS_CANVASHELPER_HXX_ */ 270