drawinglayer/source/processor2d/vclprocessor2d.hxx

   1 /* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
   2 /*
   3  * This file is part of the LibreOffice project.
   4  *
   5  * This Source Code Form is subject to the terms of the Mozilla Public
   6  * License, v. 2.0. If a copy of the MPL was not distributed with this
   7  * file, You can obtain one at http://mozilla.org/MPL/2.0/.
   8  *
   9  * This file incorporates work covered by the following license notice:
  10  *
  11  *   Licensed to the Apache Software Foundation (ASF) under one or more
  12  *   contributor license agreements. See the NOTICE file distributed
  13  *   with this work for additional information regarding copyright
  14  *   ownership. The ASF licenses this file to you under the Apache
  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 <vcl/vclptr.hxx>
  26
  27 class OutputDevice;
  28
  29 namespace drawinglayer::primitive2d
  30 {
  31 class TextSimplePortionPrimitive2D;
  32 class PolygonHairlinePrimitive2D;
  33 class BitmapPrimitive2D;
  34 class FillGraphicPrimitive2D;
  35 class PolyPolygonGradientPrimitive2D;
  36 class PolyPolygonGraphicPrimitive2D;
  37 class MetafilePrimitive2D;
  38 class MaskPrimitive2D;
  39 class UnifiedTransparencePrimitive2D;
  40 class TransparencePrimitive2D;
  41 class TransformPrimitive2D;
  42 class MarkerArrayPrimitive2D;
  43 class PointArrayPrimitive2D;
  44 class ModifiedColorPrimitive2D;
  45 class PolygonStrokePrimitive2D;
  46 class ControlPrimitive2D;
  47 class PagePreviewPrimitive2D;
  48 class EpsPrimitive2D;
  49 class SvgLinearAtomPrimitive2D;
  50 class SvgRadialAtomPrimitive2D;
  51 }
  52
  53 namespace drawinglayer::processor2d
  54 {
  55 /** VclProcessor2D class
  56
  57     This processor is the base class for VCL-Based processors. It has no
  58     processBasePrimitive2D implementation and thus is not usable directly.
  59  */
  60 class VclProcessor2D : public BaseProcessor2D
  61 {
  62 protected:
  63     // the destination OutDev
  64     VclPtr<OutputDevice> mpOutputDevice;
  65
  66     // the modifiedColorPrimitive stack
  67     basegfx::BColorModifierStack maBColorModifierStack;
  68
  69     // the current transformation. Since VCL pixel renderer transforms to pixels
  70     // and VCL MetaFile renderer to World (logic) coordinates, the local
  71     // ViewInformation2D cannot directly be used, but needs to be kept up to date
  72     basegfx::B2DHomMatrix maCurrentTransformation;
  73
  74     // stack value (increment and decrement) to count how deep we are in
  75     // PolygonStrokePrimitive2D's decompositions (normally only one)
  76     sal_uInt32 mnPolygonStrokePrimitive2D;
  77
  78     // common VCL rendering support
  79     void RenderTextSimpleOrDecoratedPortionPrimitive2D(
  80         const primitive2d::TextSimplePortionPrimitive2D& rTextCandidate);
  81     void RenderPolygonHairlinePrimitive2D(
  82         const primitive2d::PolygonHairlinePrimitive2D& rPolygonCandidate, bool bPixelBased);
  83     void RenderBitmapPrimitive2D(const primitive2d::BitmapPrimitive2D& rBitmapCandidate);
  84     void
  85     RenderFillGraphicPrimitive2D(const primitive2d::FillGraphicPrimitive2D& rFillBitmapCandidate);
  86     void RenderPolyPolygonGraphicPrimitive2D(
  87         const primitive2d::PolyPolygonGraphicPrimitive2D& rPolygonCandidate);
  88     void RenderMaskPrimitive2DPixel(const primitive2d::MaskPrimitive2D& rMaskCandidate);
  89     void
  90     RenderModifiedColorPrimitive2D(const primitive2d::ModifiedColorPrimitive2D& rModifiedCandidate);
  91     void RenderUnifiedTransparencePrimitive2D(
  92         const primitive2d::UnifiedTransparencePrimitive2D& rTransCandidate);
  93     void RenderTransparencePrimitive2D(const primitive2d::TransparencePrimitive2D& rTransCandidate);
  94     void RenderTransformPrimitive2D(const primitive2d::TransformPrimitive2D& rTransformCandidate);
  95     void
  96     RenderPagePreviewPrimitive2D(const primitive2d::PagePreviewPrimitive2D& rPagePreviewCandidate);
  97     void
  98     RenderMarkerArrayPrimitive2D(const primitive2d::MarkerArrayPrimitive2D& rMarkerArrayCandidate);
  99     void
 100     RenderPointArrayPrimitive2D(const primitive2d::PointArrayPrimitive2D& rPointArrayCandidate);
 101     void RenderPolygonStrokePrimitive2D(
 102         const primitive2d::PolygonStrokePrimitive2D& rPolygonStrokeCandidate);
 103     void RenderEpsPrimitive2D(const primitive2d::EpsPrimitive2D& rEpsPrimitive2D);
 104     void RenderSvgLinearAtomPrimitive2D(const primitive2d::SvgLinearAtomPrimitive2D& rCandidate);
 105     void RenderSvgRadialAtomPrimitive2D(const primitive2d::SvgRadialAtomPrimitive2D& rCandidate);
 106
 107     // DrawMode adaptation support
 108     void adaptLineToFillDrawMode() const;
 109     void adaptTextToFillDrawMode() const;
 110
 111 public:
 112     // constructor/destructor
 113     VclProcessor2D(const geometry::ViewInformation2D& rViewInformation, OutputDevice& rOutDev,
 114                    basegfx::BColorModifierStack aInitStack = basegfx::BColorModifierStack());
 115     virtual ~VclProcessor2D() override;
 116
 117 private:
 118     bool RenderFillGraphicPrimitive2DImpl(
 119         const primitive2d::FillGraphicPrimitive2D& rFillBitmapCandidate);
 120 };
 121 } // end of namespace drawinglayer::processor2d
 122
 123 /* vim:set shiftwidth=4 softtabstop=4 expandtab: */