Quelle vclprocessor2d.hxx Sprache: C

/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
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*
* This file incorporates work covered by the following license notice:
*
*   Licensed to the Apache Software Foundation (ASF) under one or more
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*   ownership. The ASF licenses this file to you under the Apache
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*   except in compliance with the License. You may obtain a copy of
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*/

#pragma once

#include <drawinglayer/processor2d/baseprocessor2d.hxx>
#include <basegfx/matrix/b2dhommatrix.hxx>
#include <basegfx/color/bcolormodifier.hxx>
#include <vcl/vclptr.hxx>

class OutputDevice;

namespace drawinglayer::primitive2d
{
class TextSimplePortionPrimitive2D;
class PolygonHairlinePrimitive2D;
class BitmapPrimitive2D;
class FillGraphicPrimitive2D;
class PolyPolygonGraphicPrimitive2D;
class MaskPrimitive2D;
class UnifiedTransparencePrimitive2D;
class TransparencePrimitive2D;
class TransformPrimitive2D;
class MarkerArrayPrimitive2D;
class PointArrayPrimitive2D;
class ModifiedColorPrimitive2D;
class PolygonStrokePrimitive2D;
class PagePreviewPrimitive2D;
class EpsPrimitive2D;
class SvgLinearAtomPrimitive2D;
class SvgRadialAtomPrimitive2D;
}

namespace drawinglayer::processor2d
{
/** VclProcessor2D class

    This processor is the base class for VCL-Based processors. It has no
    processBasePrimitive2D implementation and thus is not usable directly.
*/
class VclProcessor2D : public BaseProcessor2D
{
protected:
    // the destination OutDev
    VclPtr<OutputDevice> mpOutputDevice;

    // the modifiedColorPrimitive stack
    basegfx::BColorModifierStack maBColorModifierStack;

    // the current transformation. Since VCL pixel renderer transforms to pixels
    // and VCL MetaFile renderer to World (logic) coordinates, the local
    // ViewInformation2D cannot directly be used, but needs to be kept up to date
    basegfx::B2DHomMatrix maCurrentTransformation;

    // stack value (increment and decrement) to count how deep we are in
    // PolygonStrokePrimitive2D's decompositions (normally only one)
    sal_uInt32 mnPolygonStrokePrimitive2D;

    // common VCL rendering support
    void RenderTextSimpleOrDecoratedPortionPrimitive2D(
        const primitive2d::TextSimplePortionPrimitive2D& rTextCandidate);
    void RenderPolygonHairlinePrimitive2D(
        const primitive2d::PolygonHairlinePrimitive2D& rPolygonCandidate, bool bPixelBased);
    void RenderBitmapPrimitive2D(const primitive2d::BitmapPrimitive2D& rBitmapCandidate);
    void
    RenderFillGraphicPrimitive2D(const primitive2d::FillGraphicPrimitive2D& rFillBitmapCandidate);
    void RenderPolyPolygonGraphicPrimitive2D(
        const primitive2d::PolyPolygonGraphicPrimitive2D& rPolygonCandidate);
    void RenderMaskPrimitive2DPixel(const primitive2d::MaskPrimitive2D& rMaskCandidate);
    void
    RenderModifiedColorPrimitive2D(const primitive2d::ModifiedColorPrimitive2D& rModifiedCandidate);
    void RenderUnifiedTransparencePrimitive2D(
        const primitive2d::UnifiedTransparencePrimitive2D& rTransCandidate);
    void RenderTransparencePrimitive2D(const primitive2d::TransparencePrimitive2D& rTransCandidate);
    void RenderTransformPrimitive2D(const primitive2d::TransformPrimitive2D& rTransformCandidate);
    void
    RenderPagePreviewPrimitive2D(const primitive2d::PagePreviewPrimitive2D& rPagePreviewCandidate);
    void
    RenderMarkerArrayPrimitive2D(const primitive2d::MarkerArrayPrimitive2D& rMarkerArrayCandidate);
    void
    RenderPointArrayPrimitive2D(const primitive2d::PointArrayPrimitive2D& rPointArrayCandidate);
    void RenderPolygonStrokePrimitive2D(
        const primitive2d::PolygonStrokePrimitive2D& rPolygonStrokeCandidate);
    void RenderEpsPrimitive2D(const primitive2d::EpsPrimitive2D& rEpsPrimitive2D);
    void RenderSvgLinearAtomPrimitive2D(const primitive2d::SvgLinearAtomPrimitive2D& rCandidate);
    void RenderSvgRadialAtomPrimitive2D(const primitive2d::SvgRadialAtomPrimitive2D& rCandidate);

    // DrawMode adaptation support
    void adaptLineToFillDrawMode() const;
    void adaptTextToFillDrawMode() const;

public:
    // constructor/destructor
    VclProcessor2D(const geometry::ViewInformation2D& rViewInformation, OutputDevice& rOutDev);
    virtual ~VclProcessor2D() override;

private:
    bool RenderFillGraphicPrimitive2DImpl(
        const primitive2d::FillGraphicPrimitive2D& rFillBitmapCandidate);
};
} // end of namespace drawinglayer::processor2d

/* vim:set shiftwidth=4 softtabstop=4 expandtab: */

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