sdext/source/presenter/PresenterGeometryHelper.hxx

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  19
  20 #ifndef INCLUDED_SDEXT_SOURCE_PRESENTER_PRESENTERGEOMETRYHELPER_HXX
  21 #define INCLUDED_SDEXT_SOURCE_PRESENTER_PRESENTERGEOMETRYHELPER_HXX
  22
  23 #include <com/sun/star/awt/Rectangle.hpp>
  24 #include <com/sun/star/rendering/XGraphicDevice.hpp>
  25 #include <com/sun/star/rendering/XPolyPolygon2D.hpp>
  26 #include <com/sun/star/geometry/RealRectangle2D.hpp>
  27 #include <vector>
  28
  29 namespace sdext { namespace presenter {
  30
  31 /** Collection of geometry related convenience functions.
  32 */
  33 class PresenterGeometryHelper
  34 {
  35 public:
  36     static sal_Int32 Round (const double nValue);
  37     static sal_Int32 Floor (const double nValue);
  38     static sal_Int32 Ceil (const double nValue);
  39
  40     /** Return the bounding box with integer coordinates of the given
  41         rectangle.  Note that due to different rounding of the left/top and
  42         the right/bottom border the width of the resulting rectangle may
  43         differ for different positions but constant width and height.
  44     */
  45     static css::awt::Rectangle ConvertRectangle (
  46         const css::geometry::RealRectangle2D& rBox);
  47
  48     /** Convert the given rectangle to integer coordinates so that width and
  49         height remain constant when only the position changes.
  50     */
  51     static css::awt::Rectangle ConvertRectangleWithConstantSize (
  52         const css::geometry::RealRectangle2D& rBox);
  53
  54     static css::geometry::RealRectangle2D ConvertRectangle (
  55         const css::awt::Rectangle& rBox);
  56
  57     //    static css::awt::Size ConvertSize (
  58     //        const css::geometry::RealSize2D& rSize);
  59
  60     static css::awt::Rectangle TranslateRectangle (
  61         const css::awt::Rectangle& rBox,
  62         const sal_Int32 nXOffset,
  63         const sal_Int32 nYOffset);
  64
  65     static css::awt::Rectangle Intersection (
  66         const css::awt::Rectangle& rBox1,
  67         const css::awt::Rectangle& rBox2);
  68
  69     static css::geometry::RealRectangle2D Intersection (
  70         const css::geometry::RealRectangle2D& rBox1,
  71         const css::geometry::RealRectangle2D& rBox2);
  72
  73     static bool IsInside (
  74         const css::geometry::RealRectangle2D& rBox,
  75         const css::geometry::RealPoint2D& rPoint);
  76
  77     /** Return whether rBox1 is completely inside rBox2.
  78     */
  79     static bool IsInside (
  80         const css::awt::Rectangle& rBox1,
  81         const css::awt::Rectangle& rBox2);
  82
  83     static css::geometry::RealRectangle2D Union (
  84         const css::geometry::RealRectangle2D& rBox1,
  85         const css::geometry::RealRectangle2D& rBox2);
  86
  87     static bool AreRectanglesDisjoint (
  88         const css::awt::Rectangle& rBox1,
  89         const css::awt::Rectangle& rBox2);
  90
  91     static css::uno::Reference<css::rendering::XPolyPolygon2D> CreatePolygon(
  92         const css::awt::Rectangle& rBox,
  93         const css::uno::Reference<css::rendering::XGraphicDevice>& rxDevice);
  94
  95     static css::uno::Reference<css::rendering::XPolyPolygon2D> CreatePolygon(
  96         const css::geometry::RealRectangle2D& rBox,
  97         const css::uno::Reference<css::rendering::XGraphicDevice>& rxDevice);
  98
  99     static css::uno::Reference<css::rendering::XPolyPolygon2D> CreatePolygon(
 100         const ::std::vector<css::awt::Rectangle>& rBoxes,
 101         const css::uno::Reference<css::rendering::XGraphicDevice>& rxDevice);
 102
 103     /** Create a polygon for a rounded rectangle.
 104     */
 105     /*    static css::uno::Reference<css::rendering::XPolyPolygon2D> CreatePolygon(
 106         const css::awt::Rectangle& rBox,
 107         const double nRadius,
 108         const css::uno::Reference<css::rendering::XGraphicDevice>&
 109         rxDevice);
 110     */
 111 };
 112
 113 } }
 114
 115 #endif
 116
 117 /* vim:set shiftwidth=4 softtabstop=4 expandtab: */