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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 : #include <canvas/debug.hxx>
21 : #include <canvas/verbosetrace.hxx>
22 : #include <tools/diagnose_ex.h>
23 :
24 : #include <rtl/logfile.hxx>
25 : #include <rtl/math.hxx>
26 :
27 : #include <canvas/canvastools.hxx>
28 :
29 : #include <basegfx/matrix/b2dhommatrix.hxx>
30 : #include <basegfx/point/b2dpoint.hxx>
31 :
32 : #include "cairo_canvascustomsprite.hxx"
33 : #include "cairo_spritecanvas.hxx"
34 :
35 :
36 : using namespace ::cairo;
37 : using namespace ::com::sun::star;
38 :
39 : namespace cairocanvas
40 : {
41 0 : CanvasCustomSprite::CanvasCustomSprite( const ::com::sun::star::geometry::RealSize2D& rSpriteSize,
42 : const SpriteCanvasRef& rRefDevice ) :
43 : mpSpriteCanvas( rRefDevice ),
44 : maSize( ::canvas::tools::roundUp( rSpriteSize.Width ),
45 0 : ::canvas::tools::roundUp( rSpriteSize.Height ) )
46 : {
47 0 : ENSURE_OR_THROW( rRefDevice.get(),
48 : "CanvasCustomSprite::CanvasCustomSprite(): Invalid sprite canvas" );
49 :
50 : OSL_TRACE("sprite size: %d, %d",
51 : ::canvas::tools::roundUp( rSpriteSize.Width ),
52 : ::canvas::tools::roundUp( rSpriteSize.Height ));
53 :
54 0 : mpBufferSurface = mpSpriteCanvas->createSurface( maSize );
55 :
56 : maCanvasHelper.init( maSize,
57 0 : *rRefDevice,
58 0 : rRefDevice.get() );
59 0 : maCanvasHelper.setSurface( mpBufferSurface, true );
60 :
61 : maSpriteHelper.init( rSpriteSize,
62 0 : rRefDevice );
63 0 : maSpriteHelper.setSurface( mpBufferSurface );
64 :
65 : // clear sprite to 100% transparent
66 0 : maCanvasHelper.clear();
67 0 : }
68 :
69 0 : void CanvasCustomSprite::disposeThis()
70 : {
71 0 : ::osl::MutexGuard aGuard( m_aMutex );
72 :
73 0 : mpSpriteCanvas.clear();
74 0 : mpBufferSurface.reset();
75 :
76 : // forward to parent
77 0 : CanvasCustomSpriteBaseT::disposeThis();
78 0 : }
79 :
80 0 : void CanvasCustomSprite::redraw( const CairoSharedPtr& pCairo,
81 : bool bBufferedUpdate ) const
82 : {
83 0 : ::osl::MutexGuard aGuard( m_aMutex );
84 :
85 0 : redraw( pCairo, maSpriteHelper.getPosPixel(), bBufferedUpdate );
86 0 : }
87 :
88 0 : void CanvasCustomSprite::redraw( const CairoSharedPtr& pCairo,
89 : const ::basegfx::B2DPoint& rOrigOutputPos,
90 : bool bBufferedUpdate ) const
91 : {
92 0 : ::osl::MutexGuard aGuard( m_aMutex );
93 :
94 : maSpriteHelper.redraw( pCairo,
95 : rOrigOutputPos,
96 : mbSurfaceDirty,
97 0 : bBufferedUpdate );
98 :
99 0 : mbSurfaceDirty = false;
100 0 : }
101 :
102 0 : bool CanvasCustomSprite::repaint( const SurfaceSharedPtr& pSurface,
103 : const rendering::ViewState& viewState,
104 : const rendering::RenderState& renderState )
105 : {
106 0 : return maCanvasHelper.repaint( pSurface, viewState, renderState );
107 : }
108 :
109 0 : SurfaceSharedPtr CanvasCustomSprite::getSurface()
110 : {
111 0 : return mpBufferSurface;
112 : }
113 :
114 0 : SurfaceSharedPtr CanvasCustomSprite::createSurface( const ::basegfx::B2ISize& rSize, Content aContent )
115 : {
116 0 : return mpSpriteCanvas->createSurface(rSize,aContent);
117 : }
118 :
119 0 : SurfaceSharedPtr CanvasCustomSprite::createSurface( ::Bitmap& rBitmap )
120 : {
121 0 : return mpSpriteCanvas->createSurface(rBitmap);
122 : }
123 :
124 0 : SurfaceSharedPtr CanvasCustomSprite::changeSurface( bool bHasAlpha, bool bCopyContent )
125 : {
126 0 : if( !bHasAlpha && !bCopyContent )
127 : {
128 : OSL_TRACE("replacing sprite background surface");
129 :
130 0 : mpBufferSurface = mpSpriteCanvas->createSurface( maSize, CAIRO_CONTENT_COLOR );
131 0 : maSpriteHelper.setSurface( mpBufferSurface );
132 :
133 0 : return mpBufferSurface;
134 : }
135 :
136 0 : return SurfaceSharedPtr();
137 : }
138 :
139 0 : OutputDevice* CanvasCustomSprite::getOutputDevice()
140 : {
141 0 : return mpSpriteCanvas->getOutputDevice();
142 : }
143 :
144 : #define IMPLEMENTATION_NAME "CairoCanvas.CanvasCustomSprite"
145 : #define SERVICE_NAME "com.sun.star.rendering.CanvasCustomSprite"
146 :
147 0 : OUString SAL_CALL CanvasCustomSprite::getImplementationName() throw( uno::RuntimeException )
148 : {
149 0 : return OUString( IMPLEMENTATION_NAME );
150 : }
151 :
152 0 : sal_Bool SAL_CALL CanvasCustomSprite::supportsService( const OUString& ServiceName ) throw( uno::RuntimeException )
153 : {
154 0 : return ServiceName == SERVICE_NAME;
155 : }
156 :
157 0 : uno::Sequence< OUString > SAL_CALL CanvasCustomSprite::getSupportedServiceNames() throw( uno::RuntimeException )
158 : {
159 0 : uno::Sequence< OUString > aRet(1);
160 0 : aRet[0] = SERVICE_NAME;
161 :
162 0 : return aRet;
163 : }
164 0 : }
165 :
166 : /* vim:set shiftwidth=4 softtabstop=4 expandtab: */
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