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21
22
23#ifndef __com_sun_star_rendering_ViewState_idl__
24#define __com_sun_star_rendering_ViewState_idl__
25
26#ifndef __com_sun_star_geometry_AffineMatrix2D_idl__
27#include <com/sun/star/geometry/AffineMatrix2D.idl>
28#endif
29
30module com { module sun { module star { module rendering {
31
32published interface XPolyPolygon2D;
33
34/** This structure contains information considered the view state.<p>
35
36    This structure contains information considered the view state,
37    i.e. the invariant setup used when painting a whole view of
38    something.<p>
39
40    @since OpenOffice 2.0
41 */
42published struct ViewState
43{
44    /** The affine transform associated with the view.<p>
45
46        This member is used to transform coordinates of draw
47        operations from user space to screen space.<p>
48     */
49    ::com::sun::star::geometry::AffineMatrix2D	AffineTransform;
50
51    //-------------------------------------------------------------------------
52
53    /** The clipping area associated with the view.<p>
54
55        This clipping is interpreted in the view coordinate systems,
56        i.e. subject to the view transform before mapping to the
57        device coordinate space.<p>
58
59        Specifying an empty interface denotes no clipping,
60        i.e. everything rendered to the canvas will be visible
61        (subject to device-dependent constraints, of
62        course). Specifying an empty XPolyPolygon2D, i.e. a
63        poly-polygon containing zero polygons, or an XPolyPolygon2D
64        with any number of empty sub-polygons, denotes the NULL
65        clip. That means, nothing rendered to the canvas will be
66        visible.<p>
67     */
68    XPolyPolygon2D										Clip;
69};
70
71}; }; }; };
72
73#endif
74