Diffstat (limited to 'noncore/apps/checkbook/graph.cpp') (more/less context) (ignore whitespace changes)
-rw-r--r-- | noncore/apps/checkbook/graph.cpp | 17 |
1 files changed, 10 insertions, 7 deletions
diff --git a/noncore/apps/checkbook/graph.cpp b/noncore/apps/checkbook/graph.cpp index 389972e..72da738 100644 --- a/noncore/apps/checkbook/graph.cpp +++ b/noncore/apps/checkbook/graph.cpp | |||
@@ -61,86 +61,89 @@ void Graph::paintEvent( QPaintEvent * ) | |||
61 | drawGraph( FALSE ); | 61 | drawGraph( FALSE ); |
62 | } | 62 | } |
63 | 63 | ||
64 | void Graph::resizeEvent( QResizeEvent * ) | 64 | void Graph::resizeEvent( QResizeEvent * ) |
65 | { | 65 | { |
66 | drawGraph( TRUE ); | 66 | drawGraph( TRUE ); |
67 | } | 67 | } |
68 | 68 | ||
69 | void Graph::initGraph() | 69 | void Graph::initGraph() |
70 | { | 70 | { |
71 | graph.resize( width(), height() ); | 71 | graph.resize( width(), height() ); |
72 | graph.fill( QColor( 255, 255, 255 ) ); | 72 | graph.fill( QColor( 255, 255, 255 ) ); |
73 | 73 | ||
74 | if ( !data ) | 74 | if ( !data ) |
75 | { | 75 | { |
76 | return; | 76 | return; |
77 | } | 77 | } |
78 | 78 | ||
79 | // Any common stuff here (titles, ???) | 79 | // Any common stuff here (titles, ???) |
80 | 80 | ||
81 | switch ( data->graphType() ) | 81 | switch ( data->graphType() ) |
82 | { | 82 | { |
83 | case GraphInfo::BarChart : | 83 | case GraphInfo::BarChart : |
84 | { | 84 | { |
85 | drawBarChart( width(), height(), data->maxValue() ); | 85 | drawBarChart( width(), height(), data->maxValue(), data->minValue() ); |
86 | } | 86 | } |
87 | break; | 87 | break; |
88 | case GraphInfo::PieChart : | 88 | case GraphInfo::PieChart : |
89 | { | 89 | { |
90 | drawPieChart( width(), height(), data->totalValue() ); | 90 | drawPieChart( width(), height(), data->totalValue() ); |
91 | } | 91 | } |
92 | }; | 92 | }; |
93 | } | 93 | } |
94 | 94 | ||
95 | void Graph::drawBarChart( int width, int height, float max ) | 95 | void Graph::drawBarChart( int width, int height, float max, float min ) |
96 | { | 96 | { |
97 | QPainter p( &graph ); | 97 | QPainter p( &graph ); |
98 | 98 | ||
99 | // Try to set the font size smaller for text | 99 | // Try to set the font size smaller for text |
100 | QFont f = font(); | 100 | QFont f = font(); |
101 | f.setPointSize( 8 ); | 101 | f.setPointSize( 8 ); |
102 | p.setFont( f ); | 102 | p.setFont( f ); |
103 | 103 | ||
104 | int x = 0; | 104 | int x = 0; |
105 | int i = 0; | 105 | int i = 0; |
106 | int n = data->numberDataPoints(); | 106 | int n = data->numberDataPoints(); |
107 | QFontMetrics fm=fontMetrics(); | 107 | QFontMetrics fm=fontMetrics(); |
108 | int fh = fm.height(); | 108 | int fh = fm.height(); |
109 | int fw; | 109 | int fw; |
110 | 110 | ||
111 | QColor c( 0, 0, 255); | 111 | QColor c( 0, 0, 255); |
112 | p.setBrush( c ); | 112 | p.setBrush( c ); |
113 | 113 | ||
114 | if ( min > 0 ) | ||
115 | min = 0.0; | ||
116 | |||
117 | int bw = ( width - width / 4 ) / n; | ||
118 | int hoffset = int( ( height - height / 4 - 1 ) * ( min * -1 ) / ( max - min ) ); | ||
114 | for (DataPointInfo *dp = data->firstDataPoint(); dp; dp = data->nextDataPoint() ) | 119 | for (DataPointInfo *dp = data->firstDataPoint(); dp; dp = data->nextDataPoint() ) |
115 | { | 120 | { |
116 | int bw = ( width - width / 4 - x ) / ( n - i ); | 121 | int bh = int( ( height - height / 4 - 1 ) * dp->value() / ( max - min ) ); |
117 | int bh = int( ( height - height / 4 - 1 ) * dp->value() / max ); | 122 | p.drawRect( width / 8 + x, height - height / 8 - 1 - hoffset - bh, bw, bh ); |
118 | p.drawRect( width / 8 + x, height - height / 8 - 1 - bh, bw, bh ); | ||
119 | fw = fm.width( dp->label() ); | 123 | fw = fm.width( dp->label() ); |
120 | p.drawText( width / 8 + x - fw / 2 + bw / 2, height - height / 8, fw, | 124 | p.drawText( width / 8 + x - fw / 2 + bw / 2, height - height / 8 - hoffset, fw, |
121 | fh + height / 8, AlignTop | AlignHCenter, dp->label() ); | 125 | fh + height / 8, AlignTop | AlignHCenter, dp->label() ); |
122 | // WordBreak | AlignTop | AlignHCenter, dp->label() ); | ||
123 | i++; | 126 | i++; |
124 | x += bw; | 127 | x += bw; |
125 | } | 128 | } |
126 | } | 129 | } |
127 | 130 | ||
128 | void Graph::drawPieChart( int width, int height, float sum ) | 131 | void Graph::drawPieChart( int width, int height, float sum ) |
129 | { | 132 | { |
130 | QPainter p( &graph ); | 133 | QPainter p( &graph ); |
131 | 134 | ||
132 | // Try to set the font size smaller for text | 135 | // Try to set the font size smaller for text |
133 | QFont f = font(); | 136 | QFont f = font(); |
134 | f.setPointSize( 8 ); | 137 | f.setPointSize( 8 ); |
135 | p.setFont( f ); | 138 | p.setFont( f ); |
136 | 139 | ||
137 | int n = data->numberDataPoints(); | 140 | int n = data->numberDataPoints(); |
138 | 141 | ||
139 | int apos = -90 * 16; | 142 | int apos = -90 * 16; |
140 | 143 | ||
141 | int xd = width - width / 5; | 144 | int xd = width - width / 5; |
142 | int yd = height - height / 5; | 145 | int yd = height - height / 5; |
143 | 146 | ||
144 | int i = 0; | 147 | int i = 0; |
145 | 148 | ||
146 | QColor c; | 149 | QColor c; |