sdext/source/presenter/PresenterCanvasHelper.hxx

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  31
  32 #ifndef SDEXT_PRESENTER_PRESENTER_CANVAS_HELPER_HXX
  33 #define SDEXT_PRESENTER_PRESENTER_CANVAS_HELPER_HXX
  34
  35 #include "PresenterTheme.hxx"
  36 #include <com/sun/star/awt/Point.hpp>
  37 #include <com/sun/star/awt/Rectangle.hpp>
  38 #include <com/sun/star/rendering/TextDirection.hpp>
  39 #include <com/sun/star/rendering/XCanvas.hpp>
  40 #include <com/sun/star/rendering/XCanvasFont.hpp>
  41 #include <com/sun/star/rendering/XPolyPolygon2D.hpp>
  42 #include <rtl/ref.hxx>
  43 #include <boost/noncopyable.hpp>
  44
  45 namespace css = ::com::sun::star;
  46
  47 namespace sdext { namespace presenter {
  48
  49 class PresenterController;
  50
  51 /** Collection of functions to ease the life of a canvas user.
  52 */
  53 class PresenterCanvasHelper
  54     : ::boost::noncopyable
  55 {
  56 public:
  57     PresenterCanvasHelper (void);
  58     ~PresenterCanvasHelper (void);
  59
  60     void Paint (
  61         const SharedBitmapDescriptor& rpBitmap,
  62         const css::uno::Reference<css::rendering::XCanvas>& rxCanvas,
  63         const css::awt::Rectangle& rRepaintBox,
  64         const css::awt::Rectangle& rBackgroundBoundingBox,
  65         const css::awt::Rectangle& rContentBoundingBox) const;
  66
  67     static void PaintRectangle (
  68         const SharedBitmapDescriptor& rpBitmap,
  69         const css::uno::Reference<css::rendering::XCanvas>& rxCanvas,
  70         const css::awt::Rectangle& rRepaintBox,
  71         const css::awt::Rectangle& rBackgroundBoundingBox,
  72         const css::awt::Rectangle& rContentBoundingBox,
  73         const css::rendering::ViewState& rDefaultViewState,
  74         const css::rendering::RenderState& rDefaultRenderState);
  75
  76     static void SetDeviceColor(
  77         css::rendering::RenderState& rRenderState,
  78         const css::util::Color aColor);
  79
  80     static css::geometry::RealRectangle2D GetTextBoundingBox (
  81         const css::uno::Reference<css::rendering::XCanvasFont>& rxFont,
  82         const ::rtl::OUString& rsText,
  83         const sal_Int8 = css::rendering::TextDirection::WEAK_LEFT_TO_RIGHT);
  84
  85     static css::geometry::RealSize2D GetTextSize (
  86         const css::uno::Reference<css::rendering::XCanvasFont>& rxFont,
  87         const ::rtl::OUString& rsText,
  88         const sal_Int8 = css::rendering::TextDirection::WEAK_LEFT_TO_RIGHT);
  89
  90 private:
  91     const css::rendering::ViewState maDefaultViewState;
  92     const css::rendering::RenderState maDefaultRenderState;
  93
  94     static void PaintTiledBitmap (
  95         const css::uno::Reference<css::rendering::XBitmap>& rxTexture,
  96         const css::uno::Reference<css::rendering::XCanvas>& rxCanvas,
  97         const css::awt::Rectangle& rRepaintBox,
  98         const css::uno::Reference<css::rendering::XPolyPolygon2D>& rxPolygon,
  99         const css::awt::Rectangle& rHole,
 100         const css::rendering::ViewState& rDefaultViewState,
 101         const css::rendering::RenderState& rDefaultRenderState);
 102
 103     static void PaintBitmap (
 104         const css::uno::Reference<css::rendering::XBitmap>& rxBitmap,
 105         const css::awt::Point& rLocation,
 106         const css::uno::Reference<css::rendering::XCanvas>& rxCanvas,
 107         const css::awt::Rectangle& rRepaintBox,
 108         const css::uno::Reference<css::rendering::XPolyPolygon2D>& rxPolygon,
 109         const css::rendering::ViewState& rDefaultViewState,
 110         const css::rendering::RenderState& rDefaultRenderState);
 111
 112     static void PaintColor (
 113         const css::util::Color nColor,
 114         const css::uno::Reference<css::rendering::XCanvas>& rxCanvas,
 115         const css::awt::Rectangle& rRepaintBox,
 116         const css::uno::Reference<css::rendering::XPolyPolygon2D>& rxPolygon,
 117         const css::rendering::ViewState& rDefaultViewState,
 118         const css::rendering::RenderState& rDefaultRenderState);
 119 };
 120
 121 } }
 122
 123 #endif