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
|
/*
*
* $Id: k3blistviewitemanimator.cpp 689561 2007-07-18 15:19:38Z trueg $
* Copyright (C) 2004 Sebastian Trueg <[email protected]>
*
* This file is part of the K3b project.
* Copyright (C) 1998-2007 Sebastian Trueg <[email protected]>
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 2 of the License, or
* (at your option) any later version.
* See the file "COPYING" for the exact licensing terms.
*/
#include "k3blistviewitemanimator.h"
#include <tqtimer.h>
#include <tqlistview.h>
#include <kpixmap.h>
#include <kpixmapeffect.h>
K3bListViewItemAnimator::K3bListViewItemAnimator( TQObject* parent, const char* name )
: TQObject( parent, name )
{
init();
}
K3bListViewItemAnimator::K3bListViewItemAnimator( TQListViewItem* item, int col, TQObject* parent, const char* name )
: TQObject( parent, name )
{
init();
setItem( item, col );
}
K3bListViewItemAnimator::~K3bListViewItemAnimator()
{
}
TQListViewItem* K3bListViewItemAnimator::item() const
{
return m_item;
}
void K3bListViewItemAnimator::init()
{
m_item = 0;
m_column = 0;
m_timer = new TQTimer( this );
connect( m_timer, TQT_SIGNAL(timeout()), this, TQT_SLOT(slotAnimate()) );
}
void K3bListViewItemAnimator::start()
{
if( m_item && !m_pixmap.isNull() ) {
m_animationStep = 0;
m_animationBack = false;
m_timer->start( 150 );
}
else
stop();
}
void K3bListViewItemAnimator::stop()
{
m_timer->stop();
}
void K3bListViewItemAnimator::setItem( TQListViewItem* item, int col )
{
m_item = item;
m_column = col;
m_pixmap = *item->pixmap(col);
m_fadeColor = item->listView()->tqcolorGroup().base();
start();
}
void K3bListViewItemAnimator::setPixmap( const TQPixmap& p )
{
m_pixmap = p;
start();
}
void K3bListViewItemAnimator::setColumn( int col )
{
m_column = col;
start();
}
void K3bListViewItemAnimator::setFadeColor( const TQColor& c )
{
m_fadeColor = c;
start();
}
void K3bListViewItemAnimator::slotAnimate()
{
if( m_item->isVisible() ) {
double val = (double)m_animationStep;
val /= 10.0;
// we need a temp pixmap since KPixmapEffect changes our pixmap
KPixmap pix( m_pixmap );
m_item->setPixmap( m_column, KPixmapEffect::fade( pix, val, m_fadeColor ) );;
}
if( m_animationBack ) {
--m_animationStep;
if( m_animationStep < 0 ) {
// two steps full
m_animationStep = 0;
m_animationBack = false;
}
}
else {
++m_animationStep;
// do not fade it completely
if( m_animationStep > 9 ) {
m_animationStep = 8;
m_animationBack = true;
}
}
}
#include "k3blistviewitemanimator.moc"
|
