@Test
public void loop_createsStreamWithSingleColor() {
ColorSequence sequence = new ColorSequence(display, rgb1);
ColorStream stream = sequence.loop();
assertEquals(new Color(display, rgb1), stream.next());
}
@Test
public void keepsSafeCopyOfColorsArray() {
RGB[] colors = {rgb1, rgb2, rgb3};
ColorSequence sequence = new ColorSequence(display, colors);
colors[0] = new RGB(47, 47, 47);
ColorStream stream = sequence.loop();
assertEquals(new Color(display, rgb1), stream.next());
}
@Test
public void loop_createsLoopingStream() {
ColorSequence sequence = new ColorSequence(display, rgb1, rgb2);
ColorStream stream = sequence.loop();
assertEquals(new Color(display, rgb1), stream.next());
assertEquals(new Color(display, rgb2), stream.next());
assertEquals(new Color(display, rgb1), stream.next());
}
@Test
public void loop_createsStreamWithMultipleColors() {
ColorSequence sequence = new ColorSequence(display, rgb1, rgb2, rgb3);
ColorStream stream = sequence.loop();
assertEquals(new Color(display, rgb1), stream.next());
assertEquals(new Color(display, rgb2), stream.next());
assertEquals(new Color(display, rgb3), stream.next());
}
private void createItems() {
List<String> columns = dataSet.getColumns();
for (String browser : columns) {
ChartItem item = new ChartItem(chart);
item.setText(browser);
item.setColor(colors.next());
}
}
/**
* 데이터베이스 통계 bar chart를 생성합니다.
*
* @param composite
* @param listData
*/
private void makeBarChart(Composite compositeCursor, List listData) {
try {
ColorStream colors = Colors.cat20Colors(compositeCursor.getDisplay()).loop();
BarChart barChart = new BarChart(compositeCursor, SWT.NONE);
GridLayout gl_grpConnectionInfo = new GridLayout(1, true);
gl_grpConnectionInfo.verticalSpacing = 0;
gl_grpConnectionInfo.horizontalSpacing = 0;
gl_grpConnectionInfo.marginHeight = 0;
gl_grpConnectionInfo.marginWidth = 0;
barChart.setLayout(gl_grpConnectionInfo);
barChart.setLayoutData(new GridData(SWT.FILL, SWT.FILL, true, true, 1, 1));
barChart.setBarWidth(10);
for (Object element : listData) {
Map<String, Object> retMap = (HashMap<String, Object>) element;
ChartItem item = new ChartItem(barChart);
item.setText(
retMap.get("dbms_type")
+ " ("
+ retMap.get("tot")
+ ")"); //$NON-NLS-1$ //$NON-NLS-2$ //$NON-NLS-3$ //$NON-NLS-4$
item.setColor(colors.next());
float floatVal =
Float.parseFloat("" + retMap.get("tot")) / 300; // $NON-NLS-1$ //$NON-NLS-2$
item.setValue(floatVal);
}
barChart.layout();
barChart.getParent().layout();
} catch (Exception e) {
logger.error("Get registered DB", e); // $NON-NLS-1$
}
}
