dx_bitmap.hxx

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/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
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#pragma once
 
#include <com/sun/star/rendering/XCanvas.hpp>
#include <com/sun/star/rendering/XIntegerBitmap.hpp>
#include <basegfx/vector/b2ivector.hxx>
#include <basegfx/point/b2dpoint.hxx>
#include <basegfx/range/b2drange.hxx>
#include <memory>
#include "dx_winstuff.hxx"
#include "dx_ibitmap.hxx"
#include "dx_graphicsprovider.hxx"
#include "dx_gdiplususer.hxx"
 
namespace dxcanvas
{
    class DXBitmap : public IBitmap
    {
    public:
        DXBitmap( const BitmapSharedPtr& rBitmap,
                  bool                   bWithAlpha );
        DXBitmap( const ::basegfx::B2IVector& rSize,
                  bool                        bWithAlpha );
 
        virtual GraphicsSharedPtr         getGraphics() override;
 
        virtual BitmapSharedPtr           getBitmap() const override;
        virtual ::basegfx::B2IVector      getSize() const override;
        virtual bool                      hasAlpha() const override;
 
        css::uno::Sequence< sal_Int8 > getData(
            css::rendering::IntegerBitmapLayout&       bitmapLayout,
            const css::geometry::IntegerRectangle2D&   rect ) override;
 
        void setData(
            const css::uno::Sequence< sal_Int8 >&      data,
            const css::rendering::IntegerBitmapLayout& bitmapLayout,
            const css::geometry::IntegerRectangle2D&   rect ) override;
 
        void setPixel(
            const css::uno::Sequence< sal_Int8 >&      color,
            const css::rendering::IntegerBitmapLayout& bitmapLayout,
            const css::geometry::IntegerPoint2D&       pos ) override;
 
        css::uno::Sequence< sal_Int8 > getPixel(
            css::rendering::IntegerBitmapLayout&       bitmapLayout,
            const css::geometry::IntegerPoint2D&       pos ) override;
 
    private:
        // Refcounted global GDI+ state container
        GDIPlusUserSharedPtr mpGdiPlusUser;
 
        // size of this image in pixels [integral unit]
        ::basegfx::B2IVector maSize;
 
        BitmapSharedPtr      mpBitmap;
        GraphicsSharedPtr    mpGraphics;
 
        // true if the bitmap contains an alpha channel
        bool                 mbAlpha;
    };
 
    typedef std::shared_ptr< DXBitmap > DXBitmapSharedPtr;
}
 
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