Java Code Examples for org.jfree.chart.ChartPanel#repaint()
The following examples show how to use
org.jfree.chart.ChartPanel#repaint() .
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Example 1
| Source File: RegionSelectionHandler.java From astor with GNU General Public License v2.0 | 6 votes |
|
/**
* Handles a mouse dragged event.
*
* @param e the event.
*/
public void mouseDragged(MouseEvent e) {
if (this.lastPoint == null) {
return; // we never started a selection
}
ChartPanel panel = (ChartPanel) e.getSource();
Point pt = e.getPoint();
Point2D pt2 = ShapeUtilities.getPointInRectangle(pt.x, pt.y,
panel.getScreenDataArea());
if (pt2.distance(this.lastPoint) > 5) {
this.selection.lineTo((float) pt2.getX(), (float) pt2.getY());
this.lastPoint = pt2;
}
panel.setSelectionShape(selection);
panel.setSelectionFillPaint(this.fillPaint);
panel.setSelectionOutlinePaint(this.outlinePaint);
panel.repaint();
}
Example 2
| Source File: RegionSelectionHandler.java From astor with GNU General Public License v2.0 | 6 votes |
|
/**
* Handles a mouse released event.
*
* @param e the event.
*/
public void mouseReleased(MouseEvent e) {
if (this.lastPoint == null) {
return; // we never started a selection
}
ChartPanel panel = (ChartPanel) e.getSource();
this.selection.closePath();
// do something with the selection shape
JFreeChart chart = panel.getChart();
Plot plot = chart.getPlot();
if (!(plot instanceof Selectable)) {
return;
}
Selectable p = (Selectable) plot;
if (p.canSelectByRegion()) {
p.select(this.selection, panel.getScreenDataArea(), panel);
}
panel.setSelectionShape(null);
this.selection.reset();
this.lastPoint = null;
panel.repaint();
//panel.clearLiveMouseHandler();
}
Example 3
| Source File: ChartExportUtil.java From mzmine3 with GNU General Public License v2.0 | 5 votes |
|
/**
* takes Only Width in account
*
* @param chart
* @param sett
* @throws Exception
*/
public static void writeChartToImage(ChartPanel chart, GraphicsExportParameters sett)
throws Exception {
boolean repaint = false;
FixedSize fixed = sett.getFixedSize();
double oldW = sett.getWidthPixel();
double oldH = sett.getHeightPixel();
// Size only by width?
if (sett.isUseOnlyWidth()) {
// fixed size for chart or plot
if (fixed.equals(FixedSize.Chart)) {
sett.setHeightPixel(ChartLogics.calcHeightToWidth(chart, oldW, false));
} else {
// fixed plot width
sett.setPixelSize(ChartLogics.calcSizeForPlotWidth(chart, oldW));
}
} else if (fixed.equals(FixedSize.Plot)) {
// fixed plot size - width and height are given
sett.setPixelSize(ChartLogics.calcSizeForPlotSize(chart, oldW, oldH));
}
Dimension size = sett.getPixelSize();
// resize
chart.setPreferredSize(size);
chart.setMaximumSize(size);
chart.setMinimumSize(size);
// repaint
if (repaint) {
chart.revalidate();
chart.repaint();
}
writeChartToImage(chart.getChart(), sett, chart.getChartRenderingInfo());
// reset size
sett.setPixelSize(oldW, oldH);
}
Example 4
| Source File: ChartExportUtil.java From old-mzmine3 with GNU General Public License v2.0 | 5 votes |
|
/**
* takes Only Width in account
*
* @param chart
* @param sett
* @throws Exception
*/
public static void writeChartToImage(ChartPanel chart, GraphicsExportParameters sett)
throws Exception {
boolean repaint = false;
FixedSize fixed = sett.getFixedSize();
double oldW = sett.getWidthPixel();
double oldH = sett.getHeightPixel();
// Size only by width?
if (sett.isUseOnlyWidth()) {
// fixed size for chart or plot
if (fixed.equals(FixedSize.Chart)) {
sett.setHeightPixel(ChartLogics.calcHeightToWidth(chart, oldW, false));
} else {
// fixed plot width
sett.setPixelSize(ChartLogics.calcSizeForPlotWidth(chart, oldW));
}
} else if (fixed.equals(FixedSize.Plot)) {
// fixed plot size - width and height are given
sett.setPixelSize(ChartLogics.calcSizeForPlotSize(chart, oldW, oldH));
}
Dimension size = sett.getPixelSize();
// resize
chart.setPreferredSize(size);
chart.setMaximumSize(size);
chart.setMinimumSize(size);
// repaint
if (repaint) {
chart.revalidate();
chart.repaint();
}
writeChartToImage(chart.getChart(), sett, chart.getChartRenderingInfo());
// reset size
sett.setPixelSize(oldW, oldH);
}
Example 5
| Source File: ChartExportUtil.java From mzmine2 with GNU General Public License v2.0 | 5 votes |
|
/**
* takes Only Width in account
*
* @param chart
* @param sett
* @throws Exception
*/
public static void writeChartToImage(ChartPanel chart, GraphicsExportParameters sett)
throws Exception {
boolean repaint = false;
FixedSize fixed = sett.getFixedSize();
double oldW = sett.getWidthPixel();
double oldH = sett.getHeightPixel();
// Size only by width?
if (sett.isUseOnlyWidth()) {
// fixed size for chart or plot
if (fixed.equals(FixedSize.Chart)) {
sett.setHeightPixel(ChartLogics.calcHeightToWidth(chart, oldW, false));
} else {
// fixed plot width
sett.setPixelSize(ChartLogics.calcSizeForPlotWidth(chart, oldW));
}
} else if (fixed.equals(FixedSize.Plot)) {
// fixed plot size - width and height are given
sett.setPixelSize(ChartLogics.calcSizeForPlotSize(chart, oldW, oldH));
}
Dimension size = sett.getPixelSize();
// resize
chart.setPreferredSize(size);
chart.setMaximumSize(size);
chart.setMinimumSize(size);
// repaint
if (repaint) {
chart.revalidate();
chart.repaint();
}
writeChartToImage(chart.getChart(), sett, chart.getChartRenderingInfo());
// reset size
sett.setPixelSize(oldW, oldH);
}
Example 6
| Source File: ZoomHandler.java From astor with GNU General Public License v2.0 | 4 votes |
|
public void mouseReleased(MouseEvent e) {
if (this.zoomRectangle == null) {
return;
}
ChartPanel panel = (ChartPanel) e.getSource();
boolean hZoom = false;
boolean vZoom = false;
if (panel.getOrientation() == PlotOrientation.HORIZONTAL) {
hZoom = panel.isRangeZoomable();
vZoom = panel.isDomainZoomable();
}
else {
hZoom = panel.isDomainZoomable();
vZoom = panel.isRangeZoomable();
}
boolean zoomTrigger1 = hZoom && Math.abs(e.getX()
- this.zoomPoint.getX()) >= panel.getZoomTriggerDistance();
boolean zoomTrigger2 = vZoom && Math.abs(e.getY()
- this.zoomPoint.getY()) >= panel.getZoomTriggerDistance();
if (zoomTrigger1 || zoomTrigger2) {
if ((hZoom && (e.getX() < this.zoomPoint.getX()))
|| (vZoom && (e.getY() < this.zoomPoint.getY()))) {
panel.restoreAutoBounds();
}
else {
double x, y, w, h;
Rectangle2D screenDataArea = panel.getScreenDataArea(
(int) this.zoomPoint.getX(),
(int) this.zoomPoint.getY());
double maxX = screenDataArea.getMaxX();
double maxY = screenDataArea.getMaxY();
// for mouseReleased event, (horizontalZoom || verticalZoom)
// will be true, so we can just test for either being false;
// otherwise both are true
if (!vZoom) {
x = this.zoomPoint.getX();
y = screenDataArea.getMinY();
w = Math.min(this.zoomRectangle.getWidth(),
maxX - this.zoomPoint.getX());
h = screenDataArea.getHeight();
}
else if (!hZoom) {
x = screenDataArea.getMinX();
y = this.zoomPoint.getY();
w = screenDataArea.getWidth();
h = Math.min(this.zoomRectangle.getHeight(),
maxY - this.zoomPoint.getY());
}
else {
x = this.zoomPoint.getX();
y = this.zoomPoint.getY();
w = Math.min(this.zoomRectangle.getWidth(),
maxX - this.zoomPoint.getX());
h = Math.min(this.zoomRectangle.getHeight(),
maxY - this.zoomPoint.getY());
}
Rectangle2D zoomArea = new Rectangle2D.Double(x, y, w, h);
panel.zoom(zoomArea);
}
this.zoomPoint = null;
this.zoomRectangle = null;
panel.setZoomRectangle(null);
panel.clearLiveMouseHandler();
}
else {
// erase the zoom rectangle
Graphics2D g2 = (Graphics2D) panel.getGraphics();
if (panel.getUseBuffer()) {
panel.repaint();
}
else {
drawZoomRectangle(panel, g2, true);
}
g2.dispose();
this.zoomPoint = null;
this.zoomRectangle = null;
panel.setZoomRectangle(null);
panel.clearLiveMouseHandler();
}
}
