author | kergoth <kergoth> | 2002-01-25 22:14:26 (UTC) |
---|---|---|
committer | kergoth <kergoth> | 2002-01-25 22:14:26 (UTC) |
commit | 15318cad33835e4e2dc620d033e43cd930676cdd (patch) (unidiff) | |
tree | c2fa0399a2c47fda8e2cd0092c73a809d17f68eb /core/multimedia/opieplayer/audiowidget.cpp | |
download | opie-15318cad33835e4e2dc620d033e43cd930676cdd.zip opie-15318cad33835e4e2dc620d033e43cd930676cdd.tar.gz opie-15318cad33835e4e2dc620d033e43cd930676cdd.tar.bz2 |
Initial revision
Diffstat (limited to 'core/multimedia/opieplayer/audiowidget.cpp') (more/less context) (ignore whitespace changes)
-rw-r--r-- | core/multimedia/opieplayer/audiowidget.cpp | 277 |
1 files changed, 277 insertions, 0 deletions
diff --git a/core/multimedia/opieplayer/audiowidget.cpp b/core/multimedia/opieplayer/audiowidget.cpp new file mode 100644 index 0000000..243c58c --- a/dev/null +++ b/core/multimedia/opieplayer/audiowidget.cpp | |||
@@ -0,0 +1,277 @@ | |||
1 | /********************************************************************** | ||
2 | ** Copyright (C) 2000 Trolltech AS. All rights reserved. | ||
3 | ** | ||
4 | ** This file is part of Qtopia Environment. | ||
5 | ** | ||
6 | ** This file may be distributed and/or modified under the terms of the | ||
7 | ** GNU General Public License version 2 as published by the Free Software | ||
8 | ** Foundation and appearing in the file LICENSE.GPL included in the | ||
9 | ** packaging of this file. | ||
10 | ** | ||
11 | ** This file is provided AS IS with NO WARRANTY OF ANY KIND, INCLUDING THE | ||
12 | ** WARRANTY OF DESIGN, MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE. | ||
13 | ** | ||
14 | ** See http://www.trolltech.com/gpl/ for GPL licensing information. | ||
15 | ** | ||
16 | ** Contact info@trolltech.com if any conditions of this licensing are | ||
17 | ** not clear to you. | ||
18 | ** | ||
19 | **********************************************************************/ | ||
20 | #include <qwidget.h> | ||
21 | #include <qpixmap.h> | ||
22 | #include <qbutton.h> | ||
23 | #include <qpainter.h> | ||
24 | #include <qframe.h> | ||
25 | #include <qpe/resource.h> | ||
26 | #include "audiowidget.h" | ||
27 | #include "mediaplayerstate.h" | ||
28 | |||
29 | |||
30 | extern MediaPlayerState *mediaPlayerState; | ||
31 | |||
32 | |||
33 | static const int xo = -2; // movable x offset | ||
34 | static const int yo = 22; // movable y offset | ||
35 | |||
36 | |||
37 | struct MediaButton { | ||
38 | int xPos, yPos; | ||
39 | int color; | ||
40 | bool isToggle, isBig, isHeld, isDown; | ||
41 | }; | ||
42 | |||
43 | |||
44 | // Layout information for the audioButtons (and if it is a toggle button or not) | ||
45 | MediaButton audioButtons[] = { | ||
46 | { 3*30-15+xo, 3*30-13+yo, 0, TRUE, TRUE, FALSE, FALSE }, // play | ||
47 | { 1*30+xo, 5*30+yo, 2, FALSE, FALSE, FALSE, FALSE }, // stop | ||
48 | { 5*30+xo, 5*30+yo, 2, TRUE, FALSE, FALSE, FALSE }, // pause | ||
49 | { 6*30-5+xo, 3*30+yo, 1, FALSE, FALSE, FALSE, FALSE }, // next | ||
50 | { 0*30+5+xo, 3*30+yo, 1, FALSE, FALSE, FALSE, FALSE }, // previous | ||
51 | { 3*30+xo, 0*30+5+yo, 3, FALSE, FALSE, FALSE, FALSE }, // volume up | ||
52 | { 3*30+xo, 6*30-5+yo, 3, FALSE, FALSE, FALSE, FALSE }, // volume down | ||
53 | { 5*30+xo, 1*30+yo, 0, TRUE, FALSE, FALSE, FALSE }, // repeat/loop | ||
54 | { 1*30+xo, 1*30+yo, 0, FALSE, FALSE, FALSE, FALSE } // playlist | ||
55 | }; | ||
56 | |||
57 | |||
58 | static const int numButtons = (sizeof(audioButtons)/sizeof(MediaButton)); | ||
59 | |||
60 | |||
61 | AudioWidget::AudioWidget(QWidget* parent, const char* name, WFlags f) : | ||
62 | QWidget( parent, name, f ) | ||
63 | { | ||
64 | setCaption( tr("MediaPlayer") ); | ||
65 | setBackgroundPixmap( Resource::loadPixmap( "mpegplayer/metalFinish" ) ); | ||
66 | pixmaps[0] = new QPixmap( Resource::loadPixmap( "mpegplayer/mediaButtonsAll" ) ); | ||
67 | pixmaps[1] = new QPixmap( Resource::loadPixmap( "mpegplayer/mediaButtonsBig" ) ); | ||
68 | pixmaps[2] = new QPixmap( Resource::loadPixmap( "mpegplayer/mediaControls" ) ); | ||
69 | pixmaps[3] = new QPixmap( Resource::loadPixmap( "mpegplayer/animatedButton" ) ); | ||
70 | |||
71 | songInfo = new Ticker( this ); | ||
72 | songInfo->setFocusPolicy( QWidget::NoFocus ); | ||
73 | songInfo->setGeometry( QRect( 7, 3, 220, 20 ) ); | ||
74 | |||
75 | slider = new QSlider( Qt::Horizontal, this ); | ||
76 | slider->setFixedWidth( 220 ); | ||
77 | slider->setFixedHeight( 20 ); | ||
78 | slider->setMinValue( 0 ); | ||
79 | slider->setMaxValue( 1 ); | ||
80 | slider->setBackgroundPixmap( Resource::loadPixmap( "mpegplayer/metalFinish" ) ); | ||
81 | slider->setFocusPolicy( QWidget::NoFocus ); | ||
82 | slider->setGeometry( QRect( 7, 262, 220, 20 ) ); | ||
83 | |||
84 | connect( slider, SIGNAL( sliderPressed() ), this, SLOT( sliderPressed() ) ); | ||
85 | connect( slider, SIGNAL( sliderReleased() ), this, SLOT( sliderReleased() ) ); | ||
86 | |||
87 | connect( mediaPlayerState, SIGNAL( lengthChanged(long) ), this, SLOT( setLength(long) ) ); | ||
88 | connect( mediaPlayerState, SIGNAL( positionChanged(long) ),this, SLOT( setPosition(long) ) ); | ||
89 | connect( mediaPlayerState, SIGNAL( positionUpdated(long) ),this, SLOT( setPosition(long) ) ); | ||
90 | connect( mediaPlayerState, SIGNAL( viewChanged(char) ), this, SLOT( setView(char) ) ); | ||
91 | connect( mediaPlayerState, SIGNAL( loopingToggled(bool) ), this, SLOT( setLooping(bool) ) ); | ||
92 | connect( mediaPlayerState, SIGNAL( pausedToggled(bool) ), this, SLOT( setPaused(bool) ) ); | ||
93 | connect( mediaPlayerState, SIGNAL( playingToggled(bool) ), this, SLOT( setPlaying(bool) ) ); | ||
94 | |||
95 | // Intialise state | ||
96 | setLength( mediaPlayerState->length() ); | ||
97 | setPosition( mediaPlayerState->position() ); | ||
98 | setLooping( mediaPlayerState->fullscreen() ); | ||
99 | setPaused( mediaPlayerState->paused() ); | ||
100 | setPlaying( mediaPlayerState->playing() ); | ||
101 | |||
102 | } | ||
103 | |||
104 | |||
105 | AudioWidget::~AudioWidget() { | ||
106 | for ( int i = 0; i < 4; i++ ) | ||
107 | delete pixmaps[i]; | ||
108 | } | ||
109 | |||
110 | |||
111 | static bool audioSliderBeingMoved = FALSE; | ||
112 | |||
113 | |||
114 | void AudioWidget::sliderPressed() { | ||
115 | audioSliderBeingMoved = TRUE; | ||
116 | } | ||
117 | |||
118 | |||
119 | void AudioWidget::sliderReleased() { | ||
120 | audioSliderBeingMoved = FALSE; | ||
121 | if ( slider->width() == 0 ) | ||
122 | return; | ||
123 | long val = long((double)slider->value() * mediaPlayerState->length() / slider->width()); | ||
124 | mediaPlayerState->setPosition( val ); | ||
125 | } | ||
126 | |||
127 | |||
128 | void AudioWidget::setPosition( long i ) { | ||
129 | updateSlider( i, mediaPlayerState->length() ); | ||
130 | } | ||
131 | |||
132 | |||
133 | void AudioWidget::setLength( long max ) { | ||
134 | updateSlider( mediaPlayerState->position(), max ); | ||
135 | } | ||
136 | |||
137 | |||
138 | void AudioWidget::setView( char view ) { | ||
139 | if ( view == 'a' ) { | ||
140 | startTimer( 150 ); | ||
141 | showMaximized(); | ||
142 | } else { | ||
143 | killTimers(); | ||
144 | hide(); | ||
145 | } | ||
146 | } | ||
147 | |||
148 | |||
149 | void AudioWidget::updateSlider( long i, long max ) { | ||
150 | if ( max == 0 ) | ||
151 | return; | ||
152 | // Will flicker too much if we don't do this | ||
153 | // Scale to something reasonable | ||
154 | int width = slider->width(); | ||
155 | int val = int((double)i * width / max); | ||
156 | if ( !audioSliderBeingMoved ) { | ||
157 | if ( slider->value() != val ) | ||
158 | slider->setValue( val ); | ||
159 | if ( slider->maxValue() != width ) | ||
160 | slider->setMaxValue( width ); | ||
161 | } | ||
162 | } | ||
163 | |||
164 | |||
165 | void AudioWidget::setToggleButton( int i, bool down ) { | ||
166 | if ( down != audioButtons[i].isDown ) | ||
167 | toggleButton( i ); | ||
168 | } | ||
169 | |||
170 | |||
171 | void AudioWidget::toggleButton( int i ) { | ||
172 | audioButtons[i].isDown = !audioButtons[i].isDown; | ||
173 | QPainter p(this); | ||
174 | paintButton ( &p, i ); | ||
175 | } | ||
176 | |||
177 | |||
178 | void AudioWidget::paintButton( QPainter *p, int i ) { | ||
179 | int x = audioButtons[i].xPos; | ||
180 | int y = audioButtons[i].yPos; | ||
181 | int offset = 22 + 14 * audioButtons[i].isBig + audioButtons[i].isDown; | ||
182 | int buttonSize = 64 + audioButtons[i].isBig * (90 - 64); | ||
183 | p->drawPixmap( x, y, *pixmaps[audioButtons[i].isBig], buttonSize * (audioButtons[i].isDown + 2 * audioButtons[i].color), 0, buttonSize, buttonSize ); | ||
184 | p->drawPixmap( x + offset, y + offset, *pixmaps[2], 18 * i, 0, 18, 18 ); | ||
185 | } | ||
186 | |||
187 | |||
188 | void AudioWidget::timerEvent( QTimerEvent * ) { | ||
189 | static int frame = 0; | ||
190 | if ( !mediaPlayerState->paused() && audioButtons[ AudioPlay ].isDown ) { | ||
191 | frame = frame >= 7 ? 0 : frame + 1; | ||
192 | int x = audioButtons[AudioPlay].xPos; | ||
193 | int y = audioButtons[AudioPlay].yPos; | ||
194 | QPainter p( this ); | ||
195 | // Optimize to only draw the little bit of the changing images which is different | ||
196 | p.drawPixmap( x + 14, y + 8, *pixmaps[3], 32 * frame, 0, 32, 32 ); | ||
197 | p.drawPixmap( x + 37, y + 37, *pixmaps[2], 18 * AudioPlay, 0, 6, 3 ); | ||
198 | } | ||
199 | } | ||
200 | |||
201 | |||
202 | void AudioWidget::mouseMoveEvent( QMouseEvent *event ) { | ||
203 | for ( int i = 0; i < numButtons; i++ ) { | ||
204 | int size = audioButtons[i].isBig; | ||
205 | int x = audioButtons[i].xPos; | ||
206 | int y = audioButtons[i].yPos; | ||
207 | if ( event->state() == QMouseEvent::LeftButton ) { | ||
208 | // The test to see if the mouse click is inside the circular button or not | ||
209 | // (compared with the radius squared to avoid a square-root of our distance) | ||
210 | int radius = 32 + 13 * size; | ||
211 | QPoint center = QPoint( x + radius, y + radius ); | ||
212 | QPoint dXY = center - event->pos(); | ||
213 | int dist = dXY.x() * dXY.x() + dXY.y() * dXY.y(); | ||
214 | bool isOnButton = dist <= (radius * radius); | ||
215 | // QRect r( x, y, 64 + 22*size, 64 + 22*size ); | ||
216 | // bool isOnButton = r.contains( event->pos() ); // Rectangular Button code | ||
217 | if ( isOnButton && !audioButtons[i].isHeld ) { | ||
218 | audioButtons[i].isHeld = TRUE; | ||
219 | toggleButton(i); | ||
220 | switch (i) { | ||
221 | case AudioVolumeUp: emit moreClicked(); return; | ||
222 | case AudioVolumeDown: emit lessClicked(); return; | ||
223 | } | ||
224 | } else if ( !isOnButton && audioButtons[i].isHeld ) { | ||
225 | audioButtons[i].isHeld = FALSE; | ||
226 | toggleButton(i); | ||
227 | } | ||
228 | } else { | ||
229 | if ( audioButtons[i].isHeld ) { | ||
230 | audioButtons[i].isHeld = FALSE; | ||
231 | if ( !audioButtons[i].isToggle ) | ||
232 | setToggleButton( i, FALSE ); | ||
233 | switch (i) { | ||
234 | case AudioPlay: mediaPlayerState->setPlaying(audioButtons[i].isDown); return; | ||
235 | case AudioStop: mediaPlayerState->setPlaying(FALSE); return; | ||
236 | case AudioPause: mediaPlayerState->setPaused(audioButtons[i].isDown); return; | ||
237 | case AudioNext: mediaPlayerState->setNext(); return; | ||
238 | case AudioPrevious: mediaPlayerState->setPrev(); return; | ||
239 | case AudioLoop: mediaPlayerState->setLooping(audioButtons[i].isDown); return; | ||
240 | case AudioVolumeUp: emit moreReleased(); return; | ||
241 | case AudioVolumeDown: emit lessReleased(); return; | ||
242 | case AudioPlayList: mediaPlayerState->setList(); return; | ||
243 | } | ||
244 | } | ||
245 | } | ||
246 | } | ||
247 | } | ||
248 | |||
249 | |||
250 | void AudioWidget::mousePressEvent( QMouseEvent *event ) { | ||
251 | mouseMoveEvent( event ); | ||
252 | } | ||
253 | |||
254 | |||
255 | void AudioWidget::mouseReleaseEvent( QMouseEvent *event ) { | ||
256 | mouseMoveEvent( event ); | ||
257 | } | ||
258 | |||
259 | |||
260 | void AudioWidget::showEvent( QShowEvent* ) { | ||
261 | QMouseEvent event( QEvent::MouseMove, QPoint( 0, 0 ), 0, 0 ); | ||
262 | mouseMoveEvent( &event ); | ||
263 | } | ||
264 | |||
265 | |||
266 | void AudioWidget::closeEvent( QCloseEvent* ) { | ||
267 | mediaPlayerState->setList(); | ||
268 | } | ||
269 | |||
270 | |||
271 | void AudioWidget::paintEvent( QPaintEvent * ) { | ||
272 | QPainter p( this ); | ||
273 | for ( int i = 0; i < numButtons; i++ ) | ||
274 | paintButton( &p, i ); | ||
275 | } | ||
276 | |||
277 | |||