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1 : : /* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
2 : : /*
3 : : * This file is part of the LibreOffice project.
4 : : *
5 : : * This Source Code Form is subject to the terms of the Mozilla Public
6 : : * License, v. 2.0. If a copy of the MPL was not distributed with this
7 : : * file, You can obtain one at http://mozilla.org/MPL/2.0/.
8 : : *
9 : : * This file incorporates work covered by the following license notice:
10 : : *
11 : : * Licensed to the Apache Software Foundation (ASF) under one or more
12 : : * contributor license agreements. See the NOTICE file distributed
13 : : * with this work for additional information regarding copyright
14 : : * ownership. The ASF licenses this file to you under the Apache
15 : : * License, Version 2.0 (the "License"); you may not use this file
16 : : * except in compliance with the License. You may obtain a copy of
17 : : * the License at http://www.apache.org/licenses/LICENSE-2.0 .
18 : : */
19 : :
20 : : #ifndef _CAIROCANVAS_SPRITEHELPER_HXX
21 : : #define _CAIROCANVAS_SPRITEHELPER_HXX
22 : :
23 : : #include <com/sun/star/rendering/XCustomSprite.hpp>
24 : :
25 : : #include <canvas/base/canvascustomspritehelper.hxx>
26 : :
27 : : #include <basegfx/point/b2dpoint.hxx>
28 : : #include <basegfx/vector/b2isize.hxx>
29 : : #include <basegfx/matrix/b2dhommatrix.hxx>
30 : :
31 : : #include "cairo_spritecanvas.hxx"
32 : :
33 : :
34 : : namespace cairocanvas
35 : : {
36 : : /* Definition of SpriteHelper class */
37 : :
38 : : /** Helper class for canvas sprites.
39 : :
40 : : This class implements all sprite-related functionality, like
41 : : that available on the XSprite interface.
42 : : */
43 : 0 : class SpriteHelper : public ::canvas::CanvasCustomSpriteHelper
44 : : {
45 : : public:
46 : : /** Create sprite helper
47 : : */
48 : : SpriteHelper();
49 : :
50 : : /** Late-init the sprite helper
51 : :
52 : : @param rSpriteSize
53 : : Size of the sprite
54 : :
55 : : @param rSpriteCanvas
56 : : Sprite canvas this sprite is part of. Object stores
57 : : ref-counted reference to it, thus, don't forget to pass on
58 : : disposing()!
59 : :
60 : : @param rDevice
61 : : DX device to use
62 : :
63 : : @param rSpriteSurface
64 : : The surface of the sprite (not the DX texture, but the
65 : : persistent target of content rendering)
66 : :
67 : : @param bShowSpriteBounds
68 : : When true, little debug bound rects for sprites are shown
69 : : */
70 : : void init( const ::com::sun::star::geometry::RealSize2D& rSpriteSize,
71 : : const SpriteCanvasRef& rSpriteCanvas );
72 : :
73 : : void disposing();
74 : :
75 : : void setSurface( const ::cairo::SurfaceSharedPtr& pBufferSurface );
76 : :
77 : : /** Repaint sprite content to associated sprite canvas
78 : :
79 : : @param rPos
80 : : Output position (sprite's own position is disregarded)
81 : :
82 : : @param io_bSurfacesDirty
83 : : When true, the referenced sprite surfaces (backBuffer and
84 : : backBufferMask) have been modified since last call.
85 : :
86 : : @param bBufferedUpdate
87 : : When true, the redraw does <em>not</em> happen directly on
88 : : the front buffer, but within a VDev. Used to speed up
89 : : drawing.
90 : : */
91 : : void redraw( const ::cairo::CairoSharedPtr& pCairo,
92 : : const ::basegfx::B2DPoint& rPos,
93 : : bool& bSurfacesDirty,
94 : : bool bBufferedUpdate ) const;
95 : :
96 : : private:
97 : : virtual ::basegfx::B2DPolyPolygon polyPolygonFromXPolyPolygon2D(
98 : : ::com::sun::star::uno::Reference< ::com::sun::star::rendering::XPolyPolygon2D >& xPoly ) const;
99 : :
100 : :
101 : : SpriteCanvasRef mpSpriteCanvas;
102 : : ::cairo::SurfaceSharedPtr mpBufferSurface;
103 : : mutable bool mbTextureDirty; // when true, texture needs update
104 : : };
105 : : }
106 : :
107 : : #endif /* _CAIROCANVAS_SPRITEHELPER_HXX */
108 : :
109 : : /* vim:set shiftwidth=4 softtabstop=4 expandtab: */
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