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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 "PresenterSprite.hxx"
21 :
22 : #include <com/sun/star/lang/XComponent.hpp>
23 : #include <com/sun/star/rendering/CompositeOperation.hpp>
24 : #include <com/sun/star/rendering/RenderState.hpp>
25 : #include <com/sun/star/rendering/ViewState.hpp>
26 :
27 : using namespace ::com::sun::star;
28 : using ::com::sun::star::uno::Reference;
29 : using ::com::sun::star::uno::UNO_QUERY;
30 :
31 : namespace sdext { namespace presenter {
32 :
33 0 : PresenterSprite::PresenterSprite()
34 : : mxSpriteFactory(),
35 : mxSprite(),
36 : maSize(0,0),
37 : maLocation(0,0),
38 : mbIsVisible(false),
39 : mnPriority(0),
40 0 : mnAlpha(1.0)
41 : {
42 0 : }
43 :
44 0 : PresenterSprite::~PresenterSprite()
45 : {
46 0 : if (mxSprite.is())
47 : {
48 0 : mxSprite->hide();
49 0 : Reference<lang::XComponent> xComponent (mxSprite, UNO_QUERY);
50 0 : if (xComponent.is())
51 0 : xComponent->dispose();
52 0 : mxSprite = NULL;
53 : }
54 0 : }
55 :
56 0 : void PresenterSprite::SetFactory (
57 : const css::uno::Reference<css::rendering::XSpriteCanvas>& rxSpriteFactory)
58 : {
59 0 : if (mxSpriteFactory != rxSpriteFactory)
60 : {
61 0 : DisposeSprite();
62 0 : mxSpriteFactory = rxSpriteFactory;
63 0 : if (mbIsVisible)
64 0 : ProvideSprite();
65 : }
66 0 : }
67 :
68 0 : css::uno::Reference<css::rendering::XCanvas> PresenterSprite::GetCanvas()
69 : {
70 0 : ProvideSprite();
71 0 : if (mxSprite.is())
72 0 : return mxSprite->getContentCanvas();
73 : else
74 0 : return NULL;
75 : }
76 :
77 0 : void PresenterSprite::Show()
78 : {
79 0 : mbIsVisible = true;
80 0 : if (mxSprite.is())
81 0 : mxSprite->show();
82 : else
83 0 : ProvideSprite();
84 0 : }
85 :
86 0 : void PresenterSprite::Hide()
87 : {
88 0 : mbIsVisible = false;
89 0 : if (mxSprite.is())
90 0 : mxSprite->hide();
91 0 : }
92 :
93 0 : void PresenterSprite::Resize (const css::geometry::RealSize2D& rSize)
94 : {
95 0 : maSize = rSize;
96 0 : if (mxSprite.is())
97 0 : DisposeSprite();
98 0 : if (mbIsVisible)
99 0 : ProvideSprite();
100 0 : }
101 :
102 0 : void PresenterSprite::MoveTo (const css::geometry::RealPoint2D& rLocation)
103 : {
104 0 : maLocation = rLocation;
105 0 : if (mxSprite.is())
106 0 : mxSprite->move(
107 : maLocation,
108 : rendering::ViewState(
109 : geometry::AffineMatrix2D(1,0,0, 0,1,0),
110 : NULL),
111 : rendering::RenderState(
112 : geometry::AffineMatrix2D(1,0,0, 0,1,0),
113 : NULL,
114 : uno::Sequence<double>(4),
115 : rendering::CompositeOperation::SOURCE)
116 0 : );
117 0 : }
118 :
119 0 : void PresenterSprite::Update()
120 : {
121 0 : if (mxSpriteFactory.is())
122 0 : mxSpriteFactory->updateScreen(sal_False);
123 0 : }
124 :
125 0 : void PresenterSprite::ProvideSprite()
126 : {
127 0 : if ( ! mxSprite.is()
128 0 : && mxSpriteFactory.is()
129 0 : && maSize.Width>0
130 0 : && maSize.Height>0)
131 : {
132 0 : mxSprite = mxSpriteFactory->createCustomSprite(maSize);
133 0 : if (mxSprite.is())
134 : {
135 0 : mxSprite->move(maLocation,
136 : rendering::ViewState(
137 : geometry::AffineMatrix2D(1,0,0, 0,1,0),
138 : NULL),
139 : rendering::RenderState(
140 : geometry::AffineMatrix2D(1,0,0, 0,1,0),
141 : NULL,
142 : uno::Sequence<double>(4),
143 : rendering::CompositeOperation::SOURCE)
144 0 : );
145 0 : mxSprite->setAlpha(mnAlpha);
146 0 : mxSprite->setPriority(mnPriority);
147 0 : if (mbIsVisible)
148 0 : mxSprite->show();
149 : }
150 : }
151 0 : }
152 :
153 0 : void PresenterSprite::DisposeSprite()
154 : {
155 0 : if (mxSprite.is())
156 : {
157 0 : mxSprite->hide();
158 0 : Reference<lang::XComponent> xComponent (mxSprite, UNO_QUERY);
159 0 : if (xComponent.is())
160 0 : xComponent->dispose();
161 0 : mxSprite = NULL;
162 : }
163 0 : }
164 :
165 : } } //end of namespace sdext::presenter
166 :
167 : /* vim:set shiftwidth=4 softtabstop=4 expandtab: */
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