canvas/source/directx/dx_bitmapcanvashelper.cxx

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  30
  31 // MARKER(update_precomp.py): autogen include statement, do not remove
  32 #include "precompiled_canvas.hxx"
  33
  34 #include <canvas/debug.hxx>
  35 #include <tools/diagnose_ex.h>
  36
  37 #include <rtl/logfile.hxx>
  38 #include <rtl/math.hxx>
  39
  40 #include <com/sun/star/rendering/TexturingMode.hpp>
  41 #include <com/sun/star/rendering/CompositeOperation.hpp>
  42 #include <com/sun/star/rendering/RepaintResult.hpp>
  43 #include <com/sun/star/rendering/PathCapType.hpp>
  44 #include <com/sun/star/rendering/PathJoinType.hpp>
  45
  46 #include <basegfx/matrix/b2dhommatrix.hxx>
  47 #include <basegfx/point/b2dpoint.hxx>
  48 #include <basegfx/tools/canvastools.hxx>
  49
  50 #include <comphelper/sequence.hxx>
  51 #include <canvas/canvastools.hxx>
  52
  53 #include "dx_spritecanvas.hxx"
  54 #include "dx_impltools.hxx"
  55 #include "dx_canvasfont.hxx"
  56 #include "dx_textlayout.hxx"
  57 #include "dx_bitmapcanvashelper.hxx"
  58
  59 #include <algorithm>
  60
  61
  62 using namespace ::com::sun::star;
  63
  64 namespace dxcanvas
  65 {
  66     BitmapCanvasHelper::BitmapCanvasHelper() :
  67         mpTarget()
  68     {}
  69
  70     void BitmapCanvasHelper::disposing()
  71     {
  72         mpTarget.reset();
  73         CanvasHelper::disposing();
  74     }
  75
  76     void BitmapCanvasHelper::setTarget( const IBitmapSharedPtr& rTarget )
  77     {
  78         ENSURE_OR_THROW( rTarget,
  79                           "BitmapCanvasHelper::setTarget(): Invalid target" );
  80         ENSURE_OR_THROW( !mpTarget.get(),
  81                           "BitmapCanvasHelper::setTarget(): target set, old target would be overwritten" );
  82
  83         mpTarget = rTarget;
  84         CanvasHelper::setTarget(rTarget);
  85     }
  86
  87     void BitmapCanvasHelper::setTarget( const IBitmapSharedPtr&   rTarget,
  88                                         const ::basegfx::B2ISize& rOutputOffset )
  89     {
  90         ENSURE_OR_THROW( rTarget,
  91                          "BitmapCanvasHelper::setTarget(): invalid target" );
  92         ENSURE_OR_THROW( !mpTarget.get(),
  93                          "BitmapCanvasHelper::setTarget(): target set, old target would be overwritten" );
  94
  95         mpTarget = rTarget;
  96         CanvasHelper::setTarget(rTarget,rOutputOffset);
  97     }
  98
  99     void BitmapCanvasHelper::clear()
 100     {
 101         if( needOutput() )
 102         {
 103             GraphicsSharedPtr pGraphics( mpTarget->getGraphics() );
 104
 105             Gdiplus::Color aClearColor = hasAlpha() ?
 106                 Gdiplus::Color( 0,255,255,255 ) : Gdiplus::Color((Gdiplus::ARGB)Gdiplus::Color::White);
 107
 108             ENSURE_OR_THROW(
 109                 Gdiplus::Ok == pGraphics->SetCompositingMode(
 110                     Gdiplus::CompositingModeSourceCopy ), // force set, don't blend
 111                 "BitmapCanvasHelper::clear(): GDI+ SetCompositingMode call failed" );
 112             ENSURE_OR_THROW(
 113                 Gdiplus::Ok == pGraphics->Clear( aClearColor ),
 114                 "BitmapCanvasHelper::clear(): GDI+ Clear call failed" );
 115         }
 116     }
 117
 118     uno::Reference< rendering::XCachedPrimitive > BitmapCanvasHelper::drawTextLayout( const rendering::XCanvas*                                           /*pCanvas*/,
 119                                                                                       const uno::Reference< rendering::XTextLayout >& xLayoutetText,
 120                                                                                       const rendering::ViewState&                                         viewState,
 121                                                                                       const rendering::RenderState&                               renderState )
 122     {
 123         ENSURE_OR_THROW( xLayoutetText.is(),
 124                           "BitmapCanvasHelper::drawTextLayout: layout is NULL");
 125
 126         if( needOutput() )
 127         {
 128             TextLayout* pTextLayout =
 129                 dynamic_cast< TextLayout* >( xLayoutetText.get() );
 130
 131             ENSURE_OR_THROW( pTextLayout,
 132                                 "BitmapCanvasHelper::drawTextLayout(): TextLayout not compatible with this canvas" );
 133
 134             pTextLayout->draw( mpTarget->getGraphics(),
 135                                viewState,
 136                                renderState,
 137                                maOutputOffset,
 138                                mpDevice,
 139                                mpTarget->hasAlpha() );
 140         }
 141
 142         return uno::Reference< rendering::XCachedPrimitive >(NULL);
 143     }
 144
 145     void BitmapCanvasHelper::copyRect( const rendering::XCanvas*                                                        /*pCanvas*/,
 146                                        const uno::Reference< rendering::XBitmapCanvas >&        /*sourceCanvas*/,
 147                                        const geometry::RealRectangle2D&                                         /*sourceRect*/,
 148                                        const rendering::ViewState&                                                      /*sourceViewState*/,
 149                                        const rendering::RenderState&                                            /*sourceRenderState*/,
 150                                        const geometry::RealRectangle2D&                                         /*destRect*/,
 151                                        const rendering::ViewState&                                                      /*destViewState*/,
 152                                        const rendering::RenderState&                                            /*destRenderState*/ )
 153     {
 154         // TODO(F2): copyRect NYI
 155     }
 156
 157     geometry::IntegerSize2D BitmapCanvasHelper::getSize()
 158     {
 159         if( !mpTarget )
 160             return geometry::IntegerSize2D(1, 1);
 161
 162         return basegfx::unotools::integerSize2DFromB2ISize(mpTarget->getSize());
 163     }
 164
 165     uno::Reference< rendering::XBitmap > BitmapCanvasHelper::getScaledBitmap( const geometry::RealSize2D& /*newSize*/,
 166                                                                               sal_Bool                                    /*beFast*/ )
 167     {
 168         // TODO(F1):
 169         return uno::Reference< rendering::XBitmap >();
 170     }
 171
 172     uno::Sequence< sal_Int8 > BitmapCanvasHelper::getData( rendering::IntegerBitmapLayout&     bitmapLayout,
 173                                                            const geometry::IntegerRectangle2D& rect )
 174     {
 175         RTL_LOGFILE_CONTEXT( aLog, "::dxcanvas::BitmapCanvasHelper::getData()" );
 176
 177         ENSURE_OR_THROW( mpTarget,
 178                           "::dxcanvas::BitmapCanvasHelper::getData(): disposed" );
 179
 180         if( !mpTarget )
 181             return uno::Sequence< sal_Int8 >();
 182
 183         bitmapLayout = getMemoryLayout();
 184         return mpTarget->getData(bitmapLayout,rect);
 185     }
 186
 187     void BitmapCanvasHelper::setData( const uno::Sequence< sal_Int8 >&          data,
 188                                       const rendering::IntegerBitmapLayout& bitmapLayout,
 189                                       const geometry::IntegerRectangle2D&       rect )
 190     {
 191         RTL_LOGFILE_CONTEXT( aLog, "::dxcanvas::BitmapCanvasHelper::setData()" );
 192
 193         ENSURE_OR_THROW( mpTarget,
 194                           "::dxcanvas::BitmapCanvasHelper::setData(): disposed" );
 195
 196         if( !mpTarget )
 197             return;
 198
 199         mpTarget->setData(data,bitmapLayout,rect);
 200     }
 201
 202     void BitmapCanvasHelper::setPixel( const uno::Sequence< sal_Int8 >&       color,
 203                                        const rendering::IntegerBitmapLayout&  bitmapLayout,
 204                                        const geometry::IntegerPoint2D&        pos )
 205     {
 206         RTL_LOGFILE_CONTEXT( aLog, "::dxcanvas::BitmapCanvasHelper::setPixel()" );
 207
 208         ENSURE_OR_THROW( mpTarget,
 209                           "::dxcanvas::BitmapCanvasHelper::setPixel(): disposed" );
 210
 211         if( !mpTarget )
 212             return;
 213
 214         mpTarget->setPixel(color,bitmapLayout,pos);
 215     }
 216
 217     uno::Sequence< sal_Int8 > BitmapCanvasHelper::getPixel( rendering::IntegerBitmapLayout&   bitmapLayout,
 218                                                             const geometry::IntegerPoint2D&   pos )
 219     {
 220         RTL_LOGFILE_CONTEXT( aLog, "::dxcanvas::BitmapCanvasHelper::getPixel()" );
 221
 222         ENSURE_OR_THROW( mpTarget,
 223                           "::dxcanvas::BitmapCanvasHelper::getPixel(): disposed" );
 224
 225         if( !mpTarget )
 226             return uno::Sequence< sal_Int8 >();
 227
 228         bitmapLayout = getMemoryLayout();
 229         return mpTarget->getPixel(bitmapLayout,pos);
 230     }
 231
 232     uno::Reference< rendering::XBitmapPalette > BitmapCanvasHelper::getPalette()
 233     {
 234         // TODO(F1): Palette bitmaps NYI
 235         return uno::Reference< rendering::XBitmapPalette >();
 236     }
 237
 238     rendering::IntegerBitmapLayout BitmapCanvasHelper::getMemoryLayout()
 239     {
 240         if( !mpTarget )
 241             return rendering::IntegerBitmapLayout(); // we're disposed
 242
 243         return ::canvas::tools::getStdMemoryLayout(getSize());
 244     }
 245     bool BitmapCanvasHelper::hasAlpha() const
 246     {
 247         return mpTarget ? mpTarget->hasAlpha() : false;
 248     }
 249 }