include/vcl/canvastools.hxx

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  19
  20 #ifndef INCLUDED_VCL_CANVASTOOLS_HXX
  21 #define INCLUDED_VCL_CANVASTOOLS_HXX
  22
  23 #include <com/sun/star/uno/Reference.hxx>
  24 #include <com/sun/star/uno/Sequence.hxx>
  25 #include <com/sun/star/rendering/XColorSpace.hpp>
  26 #include <basegfx/numeric/ftools.hxx>
  27
  28 #include <vcl/dllapi.h>
  29
  30 class Point;
  31 class Size;
  32 class Rectangle;
  33 class Polygon;
  34 namespace tools { class PolyPolygon; }
  35 class Bitmap;
  36 class BitmapEx;
  37 class Color;
  38
  39 namespace basegfx
  40 {
  41     class B2DVector;
  42     class B2DPoint;
  43     class B2DRange;
  44     class B2IVector;
  45     class B2IPoint;
  46     class B2IRange;
  47     class B2DPolygon;
  48     class B2DPolyPolygon;
  49 }
  50
  51 namespace com { namespace sun { namespace star { namespace geometry
  52 {
  53     struct RealPoint2D;
  54     struct RealSize2D;
  55     struct RealRectangle2D;
  56     struct IntegerPoint2D;
  57     struct IntegerSize2D;
  58     struct IntegerRectangle2D;
  59     struct RealBezierSegment2D;
  60 } } } }
  61
  62 namespace com { namespace sun { namespace star { namespace rendering
  63 {
  64     class  XGraphicDevice;
  65     class  XBitmap;
  66     class  XIntegerBitmap;
  67     class  XIntegerReadOnlyBitmap;
  68     class  XPolyPolygon2D;
  69 } } } }
  70
  71 namespace vcl
  72 {
  73     namespace unotools
  74     {
  75         // Bitmap conversions
  76
  77
  78         /** Create an XBitmap from VCL BitmapEx
  79          */
  80         ::com::sun::star::uno::Reference< ::com::sun::star::rendering::XBitmap >
  81             VCL_DLLPUBLIC xBitmapFromBitmapEx( const ::com::sun::star::uno::Reference<
  82                                                      ::com::sun::star::rendering::XGraphicDevice >&     xGraphicDevice,
  83                                                const ::BitmapEx&                                        inputBitmap );
  84
  85         /** Create a BitmapEx from an XBitmap
  86          */
  87         ::BitmapEx VCL_DLLPUBLIC bitmapExFromXBitmap( const ::com::sun::star::uno::Reference<
  88                                                             ::com::sun::star::rendering::XIntegerReadOnlyBitmap >& xInputBitmap );
  89
  90         // Color conversions (vcl/tools Color <-> canvas standard color space)
  91
  92
  93         /** Create a device-specific color sequence from VCL/Tools color
  94
  95             Note that this method assumes a color space equivalent to
  96             the one returned from createStandardColorSpace()
  97          */
  98         ::com::sun::star::uno::Sequence< double >
  99             VCL_DLLPUBLIC colorToStdColorSpaceSequence( const Color& rColor );
 100
 101         /** Convert color to device color sequence
 102
 103             @param rColor
 104             Color to convert
 105
 106             @param xColorSpace
 107             Color space to convert into
 108          */
 109         ::com::sun::star::uno::Sequence< double >
 110         VCL_DLLPUBLIC colorToDoubleSequence( const Color&                                      rColor,
 111                                              const ::com::sun::star::uno::Reference<
 112                                                    ::com::sun::star::rendering::XColorSpace >& xColorSpace );
 113
 114         /** Convert from standard device color space to VCL/Tools color
 115
 116             Note that this method assumes a color space equivalent to
 117             the one returned from createStandardColorSpace()
 118          */
 119         Color VCL_DLLPUBLIC stdColorSpaceSequenceToColor(
 120             const ::com::sun::star::uno::Sequence< double >& rColor );
 121
 122         /** Convert color to device color sequence
 123
 124             @param rColor
 125             Color sequence to convert from
 126
 127             @param xColorSpace
 128             Color space to convert from
 129          */
 130         Color VCL_DLLPUBLIC doubleSequenceToColor( const ::com::sun::star::uno::Sequence< double >& rColor,
 131                                                    const ::com::sun::star::uno::Reference<
 132                                                          ::com::sun::star::rendering::XColorSpace >& xColorSpace );
 133
 134         /// Convert [0,1] double value to [0,255] int
 135         inline sal_Int8 toByteColor( double val )
 136         {
 137             return sal::static_int_cast<sal_Int8>(
 138                 basegfx::fround(val*255.0));
 139         }
 140
 141         /// Convert [0,255] int value to [0,1] double value
 142         inline double toDoubleColor( sal_uInt8 val )
 143         {
 144             return val / 255.0;
 145         }
 146
 147         /// Create a standard color space suitable for VCL RGB color
 148         ::com::sun::star::uno::Reference<
 149             ::com::sun::star::rendering::XColorSpace> VCL_DLLPUBLIC createStandardColorSpace();
 150
 151         // Geometry conversions (vcl/tools <-> x)
 152
 153
 154         // geometry::Real
 155         ::com::sun::star::geometry::RealSize2D          VCL_DLLPUBLIC size2DFromSize( const Size& );
 156
 157         Size                                            VCL_DLLPUBLIC sizeFromRealSize2D( const ::com::sun::star::geometry::RealSize2D& );
 158
 159         // geometry::Integer
 160         ::com::sun::star::geometry::IntegerSize2D       VCL_DLLPUBLIC integerSize2DFromSize( const Size& );
 161
 162         Size                                            VCL_DLLPUBLIC sizeFromIntegerSize2D( const ::com::sun::star::geometry::IntegerSize2D& );
 163         Point                                           VCL_DLLPUBLIC pointFromIntegerPoint2D( const ::com::sun::star::geometry::IntegerPoint2D& );
 164         Rectangle                                       VCL_DLLPUBLIC rectangleFromIntegerRectangle2D( const ::com::sun::star::geometry::IntegerRectangle2D& );
 165
 166         // basegfx::B2D
 167         Size                        VCL_DLLPUBLIC sizeFromB2DSize( const ::basegfx::B2DVector& );
 168         Point                       VCL_DLLPUBLIC pointFromB2DPoint( const ::basegfx::B2DPoint& );
 169         Rectangle                   VCL_DLLPUBLIC rectangleFromB2DRectangle( const ::basegfx::B2DRange& );
 170
 171         basegfx::B2DVector          VCL_DLLPUBLIC b2DSizeFromSize( const Size& );
 172         basegfx::B2DPoint           VCL_DLLPUBLIC b2DPointFromPoint( const Point& );
 173         basegfx::B2DRange           VCL_DLLPUBLIC b2DRectangleFromRectangle( const Rectangle& );
 174
 175         // basegfx::B2I
 176         Point                       VCL_DLLPUBLIC pointFromB2IPoint( const ::basegfx::B2IPoint& );
 177         Rectangle                   VCL_DLLPUBLIC rectangleFromB2IRectangle( const ::basegfx::B2IRange& );
 178     }
 179 }
 180
 181 #endif // INCLUDED_VCL_CANVASTOOLS_HXX
 182
 183 /* vim:set shiftwidth=4 softtabstop=4 expandtab: */