1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
|
/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
/*************************************************************************
*
* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
*
* Copyright 2000, 2010 Oracle and/or its affiliates.
*
* OpenOffice.org - a multi-platform office productivity suite
*
* This file is part of OpenOffice.org.
*
* OpenOffice.org is free software: you can redistribute it and/or modify
* it under the terms of the GNU Lesser General Public License version 3
* only, as published by the Free Software Foundation.
*
* OpenOffice.org is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU Lesser General Public License version 3 for more details
* (a copy is included in the LICENSE file that accompanied this code).
*
* You should have received a copy of the GNU Lesser General Public License
* version 3 along with OpenOffice.org. If not, see
* <http://www.openoffice.org/license.html>
* for a copy of the LGPLv3 License.
*
************************************************************************/
#include <boost/current_function.hpp>
#include <canvas/canvastools.hxx>
#include <comphelper/anytostring.hxx>
#include <cppuhelper/exc_hlp.hxx>
#include <basegfx/point/b2dpoint.hxx>
#include <basegfx/vector/b2dvector.hxx>
#include <com/sun/star/rendering/XCanvas.hpp>
#include "waitsymbol.hxx"
#include "eventmultiplexer.hxx"
#include <o3tl/compat_functional.hxx>
#include <algorithm>
using namespace com::sun::star;
namespace slideshow {
namespace internal {
const sal_Int32 LEFT_BORDER_SPACE = 10;
const sal_Int32 LOWER_BORDER_SPACE = 10;
WaitSymbolSharedPtr WaitSymbol::create( const uno::Reference<rendering::XBitmap>& xBitmap,
ScreenUpdater& rScreenUpdater,
EventMultiplexer& rEventMultiplexer,
const UnoViewContainer& rViewContainer )
{
WaitSymbolSharedPtr pRet(
new WaitSymbol( xBitmap,
rScreenUpdater,
rViewContainer ));
rEventMultiplexer.addViewHandler( pRet );
return pRet;
}
WaitSymbol::WaitSymbol( uno::Reference<rendering::XBitmap> const & xBitmap,
ScreenUpdater& rScreenUpdater,
const UnoViewContainer& rViewContainer ) :
mxBitmap(xBitmap),
maViews(),
mrScreenUpdater( rScreenUpdater ),
mbVisible(false)
{
std::for_each( rViewContainer.begin(),
rViewContainer.end(),
boost::bind( &WaitSymbol::viewAdded,
this,
_1 ));
}
void WaitSymbol::setVisible( const bool bVisible )
{
if( mbVisible != bVisible )
{
mbVisible = bVisible;
ViewsVecT::const_iterator aIter( maViews.begin() );
ViewsVecT::const_iterator const aEnd ( maViews.end() );
while( aIter != aEnd )
{
if( aIter->second )
{
if( bVisible )
aIter->second->show();
else
aIter->second->hide();
}
++aIter;
}
// sprites changed, need a screen update for this frame.
mrScreenUpdater.requestImmediateUpdate();
}
}
basegfx::B2DPoint WaitSymbol::calcSpritePos(
UnoViewSharedPtr const & rView ) const
{
const uno::Reference<rendering::XBitmap> xBitmap( rView->getCanvas()->getUNOCanvas(),
uno::UNO_QUERY_THROW );
const geometry::IntegerSize2D realSize( xBitmap->getSize() );
return basegfx::B2DPoint(
std::min<sal_Int32>( realSize.Width, LEFT_BORDER_SPACE ),
std::max<sal_Int32>( 0, realSize.Height - mxBitmap->getSize().Height
- LOWER_BORDER_SPACE ) );
}
void WaitSymbol::viewAdded( const UnoViewSharedPtr& rView )
{
cppcanvas::CustomSpriteSharedPtr sprite;
try
{
const geometry::IntegerSize2D spriteSize( mxBitmap->getSize() );
sprite = rView->createSprite( basegfx::B2DVector( spriteSize.Width,
spriteSize.Height ),
1000.0 ); // sprite should be in front of all
// other sprites
rendering::ViewState viewState;
canvas::tools::initViewState( viewState );
rendering::RenderState renderState;
canvas::tools::initRenderState( renderState );
sprite->getContentCanvas()->getUNOCanvas()->drawBitmap(
mxBitmap, viewState, renderState );
sprite->setAlpha( 0.9 );
sprite->movePixel( calcSpritePos( rView ) );
if( mbVisible )
sprite->show();
}
catch( uno::Exception& )
{
OSL_FAIL( rtl::OUStringToOString(
comphelper::anyToString( cppu::getCaughtException() ),
RTL_TEXTENCODING_UTF8 ).getStr() );
}
maViews.push_back( ViewsVecT::value_type( rView, sprite ) );
}
void WaitSymbol::viewRemoved( const UnoViewSharedPtr& rView )
{
maViews.erase(
std::remove_if(
maViews.begin(), maViews.end(),
boost::bind(
std::equal_to<UnoViewSharedPtr>(),
rView,
// select view:
boost::bind( o3tl::select1st<ViewsVecT::value_type>(), _1 ) ) ),
maViews.end() );
}
void WaitSymbol::viewChanged( const UnoViewSharedPtr& rView )
{
// find entry corresponding to modified view
ViewsVecT::iterator aModifiedEntry(
std::find_if(
maViews.begin(),
maViews.end(),
boost::bind(
std::equal_to<UnoViewSharedPtr>(),
rView,
// select view:
boost::bind( o3tl::select1st<ViewsVecT::value_type>(), _1 ))));
OSL_ASSERT( aModifiedEntry != maViews.end() );
if( aModifiedEntry == maViews.end() )
return;
if( aModifiedEntry->second )
aModifiedEntry->second->movePixel(
calcSpritePos(aModifiedEntry->first) );
}
void WaitSymbol::viewsChanged()
{
// reposition sprites on all views
ViewsVecT::const_iterator aIter( maViews.begin() );
ViewsVecT::const_iterator const aEnd ( maViews.end() );
while( aIter != aEnd )
{
if( aIter->second )
aIter->second->movePixel(
calcSpritePos( aIter->first ));
++aIter;
}
}
} // namespace internal
} // namespace presentation
/* vim:set shiftwidth=4 softtabstop=4 expandtab: */
|
