-rw-r--r-- | libqtaux/oticker.cpp | 130 |
1 files changed, 130 insertions, 0 deletions
diff --git a/libqtaux/oticker.cpp b/libqtaux/oticker.cpp new file mode 100644 index 0000000..c05c2a8 --- a/dev/null +++ b/libqtaux/oticker.cpp | |||
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1 | /* | ||
2 | This file is part of the Opie Project | ||
3 | Copyright (c) 2002 L. Potter <ljp@llornkcor.com> | ||
4 | =. | ||
5 | .=l. | ||
6 | .>+-= | ||
7 | _;:, .> :=|. This program is free software; you can | ||
8 | .> <`_, > . <= redistribute it and/or modify it under | ||
9 | :`=1 )Y*s>-.-- : the terms of the GNU General Public | ||
10 | .="- .-=="i, .._ License as published by the Free Software | ||
11 | - . .-<_> .<> Foundation; either version 2 of the License, | ||
12 | ._= =} : or (at your option) any later version. | ||
13 | .%`+i> _;_. | ||
14 | .i_,=:_. -<s. This program is distributed in the hope that | ||
15 | + . -:. = it will be useful, but WITHOUT ANY WARRANTY; | ||
16 | : .. .:, . . . without even the implied warranty of | ||
17 | =_ + =;=|` MERCHANTABILITY or FITNESS FOR A | ||
18 | _.=:. : :=>`: PARTICULAR PURPOSE. See the GNU | ||
19 | ..}^=.= = ; Library General Public License for more | ||
20 | ++= -. .` .: details. | ||
21 | : = ...= . :.=- | ||
22 | -. .:....=;==+<; You should have received a copy of the GNU | ||
23 | -_. . . )=. = Library General Public License along with | ||
24 | -- :-=` this library; see the file COPYING.LIB. | ||
25 | If not, write to the Free Software Foundation, | ||
26 | Inc., 59 Temple Place - Suite 330, | ||
27 | Boston, MA 02111-1307, USA. | ||
28 | |||
29 | */ | ||
30 | |||
31 | #include <qpe/config.h> | ||
32 | |||
33 | #include <stdlib.h> | ||
34 | #include <stdio.h> | ||
35 | |||
36 | #include "oticker.h" | ||
37 | |||
38 | OTicker::OTicker( QWidget* parent ) | ||
39 | : QLabel( parent ) { | ||
40 | // : QFrame( parent ) { | ||
41 | setTextFormat(Qt::RichText); | ||
42 | Config cfg("qpe"); | ||
43 | cfg.setGroup("Appearance"); | ||
44 | backgroundcolor = QColor( cfg.readEntry( "Background", "#E5E1D5" ) ); | ||
45 | foregroundcolor= Qt::black; | ||
46 | updateTimerTime = 50; | ||
47 | scrollLength = 1; | ||
48 | } | ||
49 | |||
50 | OTicker::~OTicker() { | ||
51 | } | ||
52 | |||
53 | void OTicker::setBackgroundColor(const QColor& backcolor) { | ||
54 | backgroundcolor = backcolor; | ||
55 | update(); | ||
56 | } | ||
57 | |||
58 | void OTicker::setForegroundColor(const QColor& backcolor) { | ||
59 | foregroundcolor = backcolor; | ||
60 | update(); | ||
61 | } | ||
62 | |||
63 | void OTicker::setFrame(int frameStyle) { | ||
64 | setFrameStyle( frameStyle/*WinPanel | Sunken */); | ||
65 | update(); | ||
66 | } | ||
67 | |||
68 | void OTicker::setText( const QString& text ) { | ||
69 | pos = 0; // reset it everytime the text is changed | ||
70 | scrollText = text; | ||
71 | qDebug(scrollText); | ||
72 | |||
73 | int pixelLen = 0; | ||
74 | bool bigger = false; | ||
75 | int contWidth = contentsRect().width(); | ||
76 | int contHeight = contentsRect().height(); | ||
77 | int pixelTextLen = fontMetrics().width( text ); | ||
78 | printf("<<<<<<<height %d, width %d, text width %d %d\n", contHeight, contWidth, pixelTextLen, scrollText.length()); | ||
79 | if( pixelTextLen < contWidth) | ||
80 | { | ||
81 | pixelLen = contWidth; | ||
82 | } | ||
83 | else | ||
84 | { | ||
85 | bigger = true; | ||
86 | pixelLen = pixelTextLen; | ||
87 | } | ||
88 | QPixmap pm( pixelLen, contHeight); | ||
89 | // pm.fill( QColor( 167, 212, 167 )); | ||
90 | |||
91 | pm.fill(backgroundcolor); | ||
92 | QPainter pmp( &pm ); | ||
93 | pmp.setPen(foregroundcolor ); | ||
94 | pmp.drawText( 0, 0, pixelTextLen, contHeight, AlignVCenter, scrollText ); | ||
95 | pmp.end(); | ||
96 | scrollTextPixmap = pm; | ||
97 | |||
98 | killTimers(); | ||
99 | // qDebug("Scrollupdate %d", updateTimerTime); | ||
100 | if ( bigger /*pixelTextLen > contWidth*/ ) | ||
101 | startTimer( updateTimerTime); | ||
102 | update(); | ||
103 | } | ||
104 | |||
105 | |||
106 | void OTicker::timerEvent( QTimerEvent * ) { | ||
107 | pos = ( pos <= 0 ) ? scrollTextPixmap.width() : pos - scrollLength;//1; | ||
108 | repaint( FALSE ); | ||
109 | } | ||
110 | |||
111 | void OTicker::drawContents( QPainter *p ) { | ||
112 | int pixelLen = scrollTextPixmap.width(); | ||
113 | p->drawPixmap( pos, contentsRect().y(), scrollTextPixmap ); | ||
114 | if ( pixelLen > contentsRect().width() ) // Scrolling | ||
115 | p->drawPixmap( pos - pixelLen, contentsRect().y(), scrollTextPixmap ); | ||
116 | } | ||
117 | |||
118 | void OTicker::mouseReleaseEvent( QMouseEvent * ) { | ||
119 | // qDebug("<<<<<<<>>>>>>>>>"); | ||
120 | emit mousePressed(); | ||
121 | } | ||
122 | |||
123 | void OTicker::setUpdateTime(int time) { | ||
124 | updateTimerTime=time; | ||
125 | } | ||
126 | |||
127 | void OTicker::setScrollLength(int len) { | ||
128 | scrollLength=len; | ||
129 | } | ||
130 | |||