Diffstat (limited to 'noncore/apps/checkbook/graph.cpp') (more/less context) (ignore whitespace changes)
-rw-r--r-- | noncore/apps/checkbook/graph.cpp | 112 |
1 files changed, 112 insertions, 0 deletions
diff --git a/noncore/apps/checkbook/graph.cpp b/noncore/apps/checkbook/graph.cpp new file mode 100644 index 0000000..bae92da --- a/dev/null +++ b/noncore/apps/checkbook/graph.cpp | |||
@@ -0,0 +1,112 @@ | |||
1 | /* | ||
2 | This file is part of the OPIE Project | ||
3 | =. | ||
4 | .=l. Copyright (c) 2002 Dan Williams <williamsdr@acm.org> | ||
5 | .>+-= | ||
6 | _;:, .> :=|. This file is free software; you can | ||
7 | .> <`_, > . <= redistribute it and/or modify it under | ||
8 | :`=1 )Y*s>-.-- : the terms of the GNU General Public | ||
9 | .="- .-=="i, .._ License as published by the Free Software | ||
10 | - . .-<_> .<> Foundation; either version 2 of the License, | ||
11 | ._= =} : or (at your option) any later version. | ||
12 | .%`+i> _;_. | ||
13 | .i_,=:_. -<s. This file is distributed in the hope that | ||
14 | + . -:. = it will be useful, but WITHOUT ANY WARRANTY; | ||
15 | : .. .:, . . . without even the implied warranty of | ||
16 | =_ + =;=|` MERCHANTABILITY or FITNESS FOR A | ||
17 | _.=:. : :=>`: PARTICULAR PURPOSE. See the GNU General | ||
18 | ..}^=.= = ; Public License for more details. | ||
19 | ++= -. .` .: | ||
20 | : = ...= . :.=- You should have received a copy of the GNU | ||
21 | -. .:....=;==+<; General Public License along with this file; | ||
22 | -_. . . )=. = see the file COPYING. If not, write to the | ||
23 | -- :-=` Free Software Foundation, Inc., | ||
24 | 59 Temple Place - Suite 330, | ||
25 | Boston, MA 02111-1307, USA. | ||
26 | |||
27 | */ | ||
28 | |||
29 | #include "graph.h" | ||
30 | #include "graphinfo.h" | ||
31 | |||
32 | #include <qpainter.h> | ||
33 | |||
34 | Graph::Graph( QWidget *parent, GraphInfo *d, const QString &name, int flags ) | ||
35 | : QWidget( parent, name, flags ) | ||
36 | { | ||
37 | setBackgroundMode( QWidget::PaletteBase ); | ||
38 | |||
39 | data = d; | ||
40 | |||
41 | graph.setOptimization( QPixmap::BestOptim ); | ||
42 | } | ||
43 | |||
44 | void Graph::setGraphInfo( GraphInfo *d ) | ||
45 | { | ||
46 | data = d; | ||
47 | } | ||
48 | |||
49 | void Graph::drawGraph( bool regen ) | ||
50 | { | ||
51 | if ( regen ) | ||
52 | { | ||
53 | initGraph(); | ||
54 | } | ||
55 | QPainter p( this ); | ||
56 | p.drawPixmap( 0, 0, graph ); | ||
57 | } | ||
58 | |||
59 | void Graph::paintEvent( QPaintEvent * ) | ||
60 | { | ||
61 | drawGraph( FALSE ); | ||
62 | } | ||
63 | |||
64 | void Graph::resizeEvent( QResizeEvent * ) | ||
65 | { | ||
66 | drawGraph( TRUE ); | ||
67 | } | ||
68 | |||
69 | void Graph::initGraph() | ||
70 | { | ||
71 | graph.resize( width(), height() ); | ||
72 | graph.fill( QColor( 255, 255, 255 ) ); | ||
73 | |||
74 | if ( !data ) | ||
75 | { | ||
76 | return; | ||
77 | } | ||
78 | |||
79 | // Any common stuff here (titles, ???) | ||
80 | |||
81 | switch ( data->graphType() ) | ||
82 | { | ||
83 | case GraphInfo::BarChart : | ||
84 | { | ||
85 | drawBarChart(); | ||
86 | } | ||
87 | break; | ||
88 | case GraphInfo::LineChart : | ||
89 | { | ||
90 | drawLineChart(); | ||
91 | } | ||
92 | break; | ||
93 | case GraphInfo::PieChart : | ||
94 | { | ||
95 | drawPieChart(); | ||
96 | } | ||
97 | }; | ||
98 | } | ||
99 | |||
100 | void Graph::drawBarChart() | ||
101 | { | ||
102 | //Find max value in GraphInfo->dataPoints() - make function in GraphInfo!!! | ||
103 | } | ||
104 | |||
105 | void Graph::drawLineChart() | ||
106 | { | ||
107 | } | ||
108 | |||
109 | void Graph::drawPieChart() | ||
110 | { | ||
111 | } | ||
112 | |||