drawinglayer/source/processor2d/vclprocessor2d.hxx

   1 /* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
   2 /*
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  15  *   License, Version 2.0 (the "License"); you may not use this file
  16  *   except in compliance with the License. You may obtain a copy of
  17  *   the License at http://www.apache.org/licenses/LICENSE-2.0 .
  18  */
  19
  20 #pragma once
  21
  22 #include <drawinglayer/processor2d/baseprocessor2d.hxx>
  23 #include <basegfx/matrix/b2dhommatrix.hxx>
  24 #include <basegfx/color/bcolormodifier.hxx>
  25 #include <svtools/optionsdrawinglayer.hxx>
  26 #include <vcl/vclptr.hxx>
  27
  28 class OutputDevice;
  29
  30 namespace drawinglayer::primitive2d
  31 {
  32 class TextSimplePortionPrimitive2D;
  33 class PolygonHairlinePrimitive2D;
  34 class BitmapPrimitive2D;
  35 class FillGraphicPrimitive2D;
  36 class PolyPolygonGradientPrimitive2D;
  37 class PolyPolygonGraphicPrimitive2D;
  38 class MetafilePrimitive2D;
  39 class MaskPrimitive2D;
  40 class UnifiedTransparencePrimitive2D;
  41 class TransparencePrimitive2D;
  42 class TransformPrimitive2D;
  43 class MarkerArrayPrimitive2D;
  44 class PointArrayPrimitive2D;
  45 class ModifiedColorPrimitive2D;
  46 class PolygonStrokePrimitive2D;
  47 class ControlPrimitive2D;
  48 class PagePreviewPrimitive2D;
  49 class EpsPrimitive2D;
  50 class ObjectInfoPrimitive2D;
  51 class SvgLinearAtomPrimitive2D;
  52 class SvgRadialAtomPrimitive2D;
  53 }
  54
  55 namespace drawinglayer::processor2d
  56 {
  57 /** VclProcessor2D class
  58
  59     This processor is the base class for VCL-Based processors. It has no
  60     processBasePrimitive2D implementation and thus is not usable directly.
  61  */
  62 class VclProcessor2D : public BaseProcessor2D
  63 {
  64 protected:
  65     // the destination OutDev
  66     VclPtr<OutputDevice> mpOutputDevice;
  67
  68     // the modifiedColorPrimitive stack
  69     basegfx::BColorModifierStack maBColorModifierStack;
  70
  71     // the current transformation. Since VCL pixel renderer transforms to pixels
  72     // and VCL MetaFile renderer to World (logic) coordinates, the local
  73     // ViewInformation2D cannot directly be used, but needs to be kept up to date
  74     basegfx::B2DHomMatrix maCurrentTransformation;
  75
  76     // SvtOptionsDrawinglayer incarnation to react on diverse settings
  77     const SvtOptionsDrawinglayer maDrawinglayerOpt;
  78
  79     // stack value (increment and decrement) to count how deep we are in
  80     // PolygonStrokePrimitive2D's decompositions (normally only one)
  81     sal_uInt32 mnPolygonStrokePrimitive2D;
  82
  83     // currently used ObjectInfoPrimitive2D
  84     const primitive2d::ObjectInfoPrimitive2D* mpObjectInfoPrimitive2D;
  85
  86     // common VCL rendering support
  87     void RenderTextSimpleOrDecoratedPortionPrimitive2D(
  88         const primitive2d::TextSimplePortionPrimitive2D& rTextCandidate);
  89     void RenderPolygonHairlinePrimitive2D(
  90         const primitive2d::PolygonHairlinePrimitive2D& rPolygonCandidate, bool bPixelBased);
  91     void RenderBitmapPrimitive2D(const primitive2d::BitmapPrimitive2D& rBitmapCandidate);
  92     void
  93     RenderFillGraphicPrimitive2D(const primitive2d::FillGraphicPrimitive2D& rFillBitmapCandidate);
  94     void RenderPolyPolygonGraphicPrimitive2D(
  95         const primitive2d::PolyPolygonGraphicPrimitive2D& rPolygonCandidate);
  96     void RenderMaskPrimitive2DPixel(const primitive2d::MaskPrimitive2D& rMaskCandidate);
  97     void
  98     RenderModifiedColorPrimitive2D(const primitive2d::ModifiedColorPrimitive2D& rModifiedCandidate);
  99     void RenderUnifiedTransparencePrimitive2D(
 100         const primitive2d::UnifiedTransparencePrimitive2D& rTransCandidate);
 101     void RenderTransparencePrimitive2D(const primitive2d::TransparencePrimitive2D& rTransCandidate);
 102     void RenderTransformPrimitive2D(const primitive2d::TransformPrimitive2D& rTransformCandidate);
 103     void
 104     RenderPagePreviewPrimitive2D(const primitive2d::PagePreviewPrimitive2D& rPagePreviewCandidate);
 105     void
 106     RenderMarkerArrayPrimitive2D(const primitive2d::MarkerArrayPrimitive2D& rMarkerArrayCandidate);
 107     void
 108     RenderPointArrayPrimitive2D(const primitive2d::PointArrayPrimitive2D& rPointArrayCandidate);
 109     void RenderPolygonStrokePrimitive2D(
 110         const primitive2d::PolygonStrokePrimitive2D& rPolygonStrokeCandidate);
 111     void RenderEpsPrimitive2D(const primitive2d::EpsPrimitive2D& rEpsPrimitive2D);
 112     void
 113     RenderObjectInfoPrimitive2D(const primitive2d::ObjectInfoPrimitive2D& rObjectInfoPrimitive2D);
 114     void RenderSvgLinearAtomPrimitive2D(const primitive2d::SvgLinearAtomPrimitive2D& rCandidate);
 115     void RenderSvgRadialAtomPrimitive2D(const primitive2d::SvgRadialAtomPrimitive2D& rCandidate);
 116
 117     // DrawMode adaptation support
 118     void adaptLineToFillDrawMode() const;
 119     void adaptTextToFillDrawMode() const;
 120
 121 public:
 122     // constructor/destructor
 123     VclProcessor2D(const geometry::ViewInformation2D& rViewInformation, OutputDevice& rOutDev,
 124                    const basegfx::BColorModifierStack& rInitStack = basegfx::BColorModifierStack());
 125     virtual ~VclProcessor2D() override;
 126
 127     // access to Drawinglayer configuration options
 128     const SvtOptionsDrawinglayer& getOptionsDrawinglayer() const { return maDrawinglayerOpt; }
 129
 130     // access to currently used ObjectInfoPrimitive2D
 131     const primitive2d::ObjectInfoPrimitive2D* getObjectInfoPrimitive2D() const
 132     {
 133         return mpObjectInfoPrimitive2D;
 134     }
 135 };
 136 } // end of namespace drawinglayer::processor2d
 137
 138 /* vim:set shiftwidth=4 softtabstop=4 expandtab: */