public void actionPerformed(final ActionEvent e) {
@SuppressWarnings("unchecked")
final Pair<String, Component> p = (Pair<String, Component>) cboDisplayType.getSelectedItem();
AbstractChart chart = null;
Dimension chartSize = null;
Stack<Rectangle2D> stack = null;
String saveTitle = null;
List<? extends FileFilter> filters = null;
if (p.getSecond() == scpLineChart) {
stack = stkLineChartZoom;
chart = pnlLineChart;
chartSize = new Dimension(1200, 400);
saveTitle = "Save Landscape Line Chart";
filters = FileSaver.fltGraphics;
} else if (p.getSecond() == scpHistogram) {
stack = stkHistogramZoom;
chart = pnlHistogram;
chartSize = new Dimension(1000, 1000);
saveTitle = "Save Landscape Histogram";
filters = FileSaver.fltGraphics;
} else {
saveTitle = "Save Landscape Raw Text";
filters = FileSaver.fltText;
}
if ((e.getSource() == cmdUnzoom) && (stack != null) && (chart != null)) {
final Rectangle2D viewport = stack.pop();
chart.setViewport(viewport);
checkEnabled(isEnabled());
} else if ((e.getSource() == cmdResetView) && (stack != null) && (chart != null)) {
chart.setViewport(stack.firstElement());
stack.clear();
checkEnabled(isEnabled());
} else if (e.getSource() == cmdSave) {
try {
final Pair<File, FileFilter> ff =
FileSaver.getSaveFile(getTopLevelAncestor(), saveTitle, filters);
if (ff == null) {
return;
}
if ((chart == null) || (chartSize == null)) {
FileSaver.saveText(txaRaw.getText(), ff.getFirst());
} else if (ff.getSecond() == FileSaver.epsFilter) {
final Writer w = new FileWriter(ff.getFirst());
w.write(chart.getEpsText(chartSize.width, chartSize.height));
w.flush();
w.close();
} else if (ff.getSecond() == FileSaver.pngFilter) {
ImageIO.write(chart.getImage(chartSize.width, chartSize.height), "png", ff.getFirst());
} else if (ff.getSecond() == FileSaver.jpgFilter) {
ImageIO.write(chart.getImage(chartSize.width, chartSize.height), "jpeg", ff.getFirst());
}
} catch (final IOException ex) {
Utility.logException(ex);
JOptionPane.showMessageDialog(
getTopLevelAncestor(), ex.getMessage(), "I/O Error", JOptionPane.ERROR_MESSAGE);
}
} else {
throw new IllegalArgumentException(e.getActionCommand());
}
}
private void setLandscapeCommon(final List<Pair<String, Float>> landscape) {
this.landscape = landscape;
if (!stkLineChartZoom.empty()) {
pnlLineChart.setViewport(stkLineChartZoom.get(0));
stkLineChartZoom.clear();
}
if (landscape == null) {
landscapeMin = landscapeMax = null;
} else {
float min = Float.POSITIVE_INFINITY;
float max = Float.NEGATIVE_INFINITY;
for (final Pair<String, Float> p : landscape) {
final float fitness = p.getSecond();
if (Float.isInfinite(fitness)) {
continue;
}
if (fitness < min) {
min = fitness;
}
if (fitness > max) {
max = fitness;
}
}
landscapeMin = new Float(min - max * 0.05);
landscapeMax = new Float(max * 1.05);
}
if (!stkHistogramZoom.empty()) {
pnlHistogram.setViewport(stkHistogramZoom.get(0));
stkHistogramZoom.clear();
}
if (useMinMax && (landscapeMin != null) && (landscapeMax != null)) {
pnlHistogram.setBins(
binLandscape(((Number) spnBins.getValue()).intValue()),
landscapeMin.floatValue(),
landscapeMax.floatValue());
} else {
pnlHistogram.setBins(binLandscape(((Number) spnBins.getValue()).intValue()));
}
// cboDisplayType.setSelectedIndex(0);
if (landscape == null) {
txaRaw.setText("");
} else {
final StringBuffer b = new StringBuffer();
if (rawTextComparator != null) {
Collections.sort(landscape, rawTextComparator);
}
b.append(getXAxisLabel());
b.append('\t');
b.append(getYAxisLabel());
b.append('\n');
for (final Pair<String, Float> p : landscape) {
b.append(p.getFirst());
b.append('\t');
b.append(Float.toString(p.getSecond()));
b.append('\n');
}
txaRaw.setText(b.toString());
txaRaw.select(0, 0);
}
}
@SuppressWarnings("unchecked")
public void itemStateChanged(final ItemEvent e) {
final Pair<String, Component> p = (Pair<String, Component>) e.getItem();
crdDisplay.show(pnlDisplay, p.toString());
crdDisplayControls.show(pnlDisplayControls, p.toString());
if (p.getSecond() == scpLineChart) {
crdZoomControls.show(pnlZoomControls, "Zoomable");
} else if (p.getSecond() == scpHistogram) {
crdZoomControls.show(pnlZoomControls, "Zoomable");
} else if (p.getSecond() == scpRaw) {
crdZoomControls.show(pnlZoomControls, "Unzoomable");
}
checkEnabled(isEnabled());
}
@SuppressWarnings("unchecked")
private void checkEnabled(final boolean enabled) {
cboDisplayType.setEnabled(enabled);
cmdSave.setEnabled(enabled);
lblBins.setEnabled(enabled);
spnBins.setEnabled(enabled);
pnlLineChart.setSelectionEnabled(enabled);
pnlHistogram.setSelectionEnabled(enabled);
final Pair<String, Component> p = (Pair<String, Component>) cboDisplayType.getSelectedItem();
if (enabled) {
boolean zoomed = false;
if (p.getSecond() == scpLineChart) {
zoomed = !stkLineChartZoom.empty();
} else if (p.getSecond() == scpHistogram) {
zoomed = !stkHistogramZoom.empty();
}
cmdUnzoom.setEnabled(zoomed);
cmdResetView.setEnabled(zoomed);
} else {
cmdUnzoom.setEnabled(false);
cmdResetView.setEnabled(false);
}
}
private long[] binLandscape(final int nBins) {
if (landscape == null) {
return null;
}
final long[] bins = new long[nBins];
for (final Pair<String, Float> p : landscape) {
float fitness = p.getSecond();
if (Float.isInfinite(fitness)) {
continue;
}
if (useMinMax && (landscapeMin != null) && (landscapeMax != null)) {
fitness = (fitness - landscapeMin) / (landscapeMax - landscapeMin);
}
if (fitness >= 1.0) {
bins[bins.length - 1]++;
} else {
bins[(int) (fitness * nBins)]++;
}
}
return bins;
}