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x legend with ticks every 5

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7u83 2017-12-28 08:59:36 +01:00
parent 2830447bae
commit 05d3fe3861
1 changed files with 12 additions and 9 deletions
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21
src/chart/painter/XLegendPainter.java
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@ -50,7 +50,9 @@ public class XLegendPainter extends OHLCChartPainter {
public void drawChart(Graphics2D g, ChartPanel p, ChartDef def) {
init(g);
int big_tick = 10;
int caption_tick = 10;
int long_tick = 5;
Dimension size = p.getSize();
int first_bar = getFirstBar(p);
@ -59,28 +61,29 @@ public class XLegendPainter extends OHLCChartPainter {
String text = getTimeStrAt(data, first_bar);
int swidth = g.getFontMetrics().stringWidth(text);
big_tick = swidth * 2 / ((int) ticksize);
big_tick = (big_tick / 5) * 5 + 5;
caption_tick = swidth * 2 / ((int) ticksize);
caption_tick = (caption_tick / 5) * 5 + 5;
int n;
int x;
double x;
int y = 0;
for (n = first_bar, x = 0; x < size.width; x += ticksize) {
if (n % big_tick == 0) {
if (n % long_tick == 0) {
g.drawLine((int) x, y, (int) x, y + em_size);
} else {
g.drawLine((int) x, y, (int) x, y + em_size / 2);
}
if (n % caption_tick == 0) {
text = getTimeStrAt(data, n);
swidth = g.getFontMetrics().stringWidth(text);
g.drawString(text, (int) x - swidth / 2, y + em_size * 3);
} else {
g.drawLine((int) x, y, (int) x, y + em_size / 2);
}
n += 1;
}