Java Code Examples for org.jfree.chart.util.RectangleInsets#createInsetRectangle()
The following examples show how to use
org.jfree.chart.util.RectangleInsets#createInsetRectangle() .
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Example 1
| Source File: Chart_15_PiePlot_s.java From coming with MIT License | 4 votes |
|
/**
* Draws the pie section labels in the simple form.
*
* @param g2 the graphics device.
* @param keys the section keys.
* @param totalValue the total value for all sections in the pie.
* @param plotArea the plot area.
* @param pieArea the area containing the pie.
* @param state the plot state.
*
* @since 1.0.7
*/
protected void drawSimpleLabels(Graphics2D g2, List keys,
double totalValue, Rectangle2D plotArea, Rectangle2D pieArea,
PiePlotState state) {
Composite originalComposite = g2.getComposite();
g2.setComposite(AlphaComposite.getInstance(AlphaComposite.SRC_OVER,
1.0f));
RectangleInsets labelInsets = new RectangleInsets(UnitType.RELATIVE,
0.18, 0.18, 0.18, 0.18);
Rectangle2D labelsArea = labelInsets.createInsetRectangle(pieArea);
double runningTotal = 0.0;
Iterator iterator = keys.iterator();
while (iterator.hasNext()) {
Comparable key = (Comparable) iterator.next();
boolean include = true;
double v = 0.0;
Number n = getDataset().getValue(key);
if (n == null) {
include = !getIgnoreNullValues();
}
else {
v = n.doubleValue();
include = getIgnoreZeroValues() ? v > 0.0 : v >= 0.0;
}
if (include) {
runningTotal = runningTotal + v;
// work out the mid angle (0 - 90 and 270 - 360) = right,
// otherwise left
double mid = getStartAngle() + (getDirection().getFactor()
* ((runningTotal - v / 2.0) * 360) / totalValue);
Arc2D arc = new Arc2D.Double(labelsArea, getStartAngle(),
mid - getStartAngle(), Arc2D.OPEN);
int x = (int) arc.getEndPoint().getX();
int y = (int) arc.getEndPoint().getY();
PieSectionLabelGenerator labelGenerator = getLabelGenerator();
if (labelGenerator == null) {
continue;
}
String label = labelGenerator.generateSectionLabel(
this.dataset, key);
if (label == null) {
continue;
}
g2.setFont(this.labelFont);
FontMetrics fm = g2.getFontMetrics();
Rectangle2D bounds = TextUtilities.getTextBounds(label, g2, fm);
Rectangle2D out = this.labelPadding.createOutsetRectangle(
bounds);
Shape bg = ShapeUtilities.createTranslatedShape(out,
x - bounds.getCenterX(), y - bounds.getCenterY());
if (this.labelShadowPaint != null) {
Shape shadow = ShapeUtilities.createTranslatedShape(bg,
this.shadowXOffset, this.shadowYOffset);
g2.setPaint(this.labelShadowPaint);
g2.fill(shadow);
}
if (this.labelBackgroundPaint != null) {
g2.setPaint(this.labelBackgroundPaint);
g2.fill(bg);
}
if (this.labelOutlinePaint != null
&& this.labelOutlineStroke != null) {
g2.setPaint(this.labelOutlinePaint);
g2.setStroke(this.labelOutlineStroke);
g2.draw(bg);
}
g2.setPaint(this.labelPaint);
g2.setFont(this.labelFont);
TextUtilities.drawAlignedString(getLabelGenerator()
.generateSectionLabel(getDataset(), key), g2, x, y,
TextAnchor.CENTER);
}
}
g2.setComposite(originalComposite);
}
Example 2
| Source File: Chart_15_PiePlot_t.java From coming with MIT License | 4 votes |
|
/**
* Draws the pie section labels in the simple form.
*
* @param g2 the graphics device.
* @param keys the section keys.
* @param totalValue the total value for all sections in the pie.
* @param plotArea the plot area.
* @param pieArea the area containing the pie.
* @param state the plot state.
*
* @since 1.0.7
*/
protected void drawSimpleLabels(Graphics2D g2, List keys,
double totalValue, Rectangle2D plotArea, Rectangle2D pieArea,
PiePlotState state) {
Composite originalComposite = g2.getComposite();
g2.setComposite(AlphaComposite.getInstance(AlphaComposite.SRC_OVER,
1.0f));
RectangleInsets labelInsets = new RectangleInsets(UnitType.RELATIVE,
0.18, 0.18, 0.18, 0.18);
Rectangle2D labelsArea = labelInsets.createInsetRectangle(pieArea);
double runningTotal = 0.0;
Iterator iterator = keys.iterator();
while (iterator.hasNext()) {
Comparable key = (Comparable) iterator.next();
boolean include = true;
double v = 0.0;
Number n = getDataset().getValue(key);
if (n == null) {
include = !getIgnoreNullValues();
}
else {
v = n.doubleValue();
include = getIgnoreZeroValues() ? v > 0.0 : v >= 0.0;
}
if (include) {
runningTotal = runningTotal + v;
// work out the mid angle (0 - 90 and 270 - 360) = right,
// otherwise left
double mid = getStartAngle() + (getDirection().getFactor()
* ((runningTotal - v / 2.0) * 360) / totalValue);
Arc2D arc = new Arc2D.Double(labelsArea, getStartAngle(),
mid - getStartAngle(), Arc2D.OPEN);
int x = (int) arc.getEndPoint().getX();
int y = (int) arc.getEndPoint().getY();
PieSectionLabelGenerator labelGenerator = getLabelGenerator();
if (labelGenerator == null) {
continue;
}
String label = labelGenerator.generateSectionLabel(
this.dataset, key);
if (label == null) {
continue;
}
g2.setFont(this.labelFont);
FontMetrics fm = g2.getFontMetrics();
Rectangle2D bounds = TextUtilities.getTextBounds(label, g2, fm);
Rectangle2D out = this.labelPadding.createOutsetRectangle(
bounds);
Shape bg = ShapeUtilities.createTranslatedShape(out,
x - bounds.getCenterX(), y - bounds.getCenterY());
if (this.labelShadowPaint != null) {
Shape shadow = ShapeUtilities.createTranslatedShape(bg,
this.shadowXOffset, this.shadowYOffset);
g2.setPaint(this.labelShadowPaint);
g2.fill(shadow);
}
if (this.labelBackgroundPaint != null) {
g2.setPaint(this.labelBackgroundPaint);
g2.fill(bg);
}
if (this.labelOutlinePaint != null
&& this.labelOutlineStroke != null) {
g2.setPaint(this.labelOutlinePaint);
g2.setStroke(this.labelOutlineStroke);
g2.draw(bg);
}
g2.setPaint(this.labelPaint);
g2.setFont(this.labelFont);
TextUtilities.drawAlignedString(getLabelGenerator()
.generateSectionLabel(getDataset(), key), g2, x, y,
TextAnchor.CENTER);
}
}
g2.setComposite(originalComposite);
}
Example 3
| Source File: PiePlot.java From astor with GNU General Public License v2.0 | 4 votes |
|
/**
* Draws the pie section labels in the simple form.
*
* @param g2 the graphics device.
* @param keys the section keys.
* @param totalValue the total value for all sections in the pie.
* @param plotArea the plot area.
* @param pieArea the area containing the pie.
* @param state the plot state.
*
* @since 1.0.7
*/
protected void drawSimpleLabels(Graphics2D g2, List keys,
double totalValue, Rectangle2D plotArea, Rectangle2D pieArea,
PiePlotState state) {
Composite originalComposite = g2.getComposite();
g2.setComposite(AlphaComposite.getInstance(AlphaComposite.SRC_OVER,
1.0f));
RectangleInsets labelInsets = new RectangleInsets(UnitType.RELATIVE,
0.18, 0.18, 0.18, 0.18);
Rectangle2D labelsArea = labelInsets.createInsetRectangle(pieArea);
double runningTotal = 0.0;
Iterator iterator = keys.iterator();
while (iterator.hasNext()) {
Comparable key = (Comparable) iterator.next();
boolean include = true;
double v = 0.0;
Number n = getDataset().getValue(key);
if (n == null) {
include = !getIgnoreNullValues();
}
else {
v = n.doubleValue();
include = getIgnoreZeroValues() ? v > 0.0 : v >= 0.0;
}
if (include) {
runningTotal = runningTotal + v;
// work out the mid angle (0 - 90 and 270 - 360) = right,
// otherwise left
double mid = getStartAngle() + (getDirection().getFactor()
* ((runningTotal - v / 2.0) * 360) / totalValue);
Arc2D arc = new Arc2D.Double(labelsArea, getStartAngle(),
mid - getStartAngle(), Arc2D.OPEN);
int x = (int) arc.getEndPoint().getX();
int y = (int) arc.getEndPoint().getY();
PieSectionLabelGenerator labelGenerator = getLabelGenerator();
if (labelGenerator == null) {
continue;
}
String label = labelGenerator.generateSectionLabel(
this.dataset, key);
if (label == null) {
continue;
}
g2.setFont(this.labelFont);
FontMetrics fm = g2.getFontMetrics();
Rectangle2D bounds = TextUtilities.getTextBounds(label, g2, fm);
Rectangle2D out = this.labelPadding.createOutsetRectangle(
bounds);
Shape bg = ShapeUtilities.createTranslatedShape(out,
x - bounds.getCenterX(), y - bounds.getCenterY());
if (this.labelShadowPaint != null) {
Shape shadow = ShapeUtilities.createTranslatedShape(bg,
this.shadowXOffset, this.shadowYOffset);
g2.setPaint(this.labelShadowPaint);
g2.fill(shadow);
}
if (this.labelBackgroundPaint != null) {
g2.setPaint(this.labelBackgroundPaint);
g2.fill(bg);
}
if (this.labelOutlinePaint != null
&& this.labelOutlineStroke != null) {
g2.setPaint(this.labelOutlinePaint);
g2.setStroke(this.labelOutlineStroke);
g2.draw(bg);
}
g2.setPaint(this.labelPaint);
g2.setFont(this.labelFont);
TextUtilities.drawAlignedString(getLabelGenerator()
.generateSectionLabel(getDataset(), key), g2, x, y,
TextAnchor.CENTER);
}
}
g2.setComposite(originalComposite);
}
