Java Code Examples for org.jfree.chart.util.Rotation#CLOCKWISE
The following examples show how to use
org.jfree.chart.util.Rotation#CLOCKWISE .
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Example 1
| Source File: SpiderWebPlot.java From astor with GNU General Public License v2.0 | 5 votes |
|
/**
* Creates a new spider web plot with the given dataset.
*
* @param dataset the dataset.
* @param extract controls how data is extracted ({@link TableOrder#BY_ROW}
* or {@link TableOrder#BY_COLUMN}).
*/
public SpiderWebPlot(CategoryDataset dataset, TableOrder extract) {
super();
if (extract == null) {
throw new IllegalArgumentException("Null 'extract' argument.");
}
this.dataset = dataset;
if (dataset != null) {
dataset.addChangeListener(this);
}
this.dataExtractOrder = extract;
this.headPercent = DEFAULT_HEAD;
this.axisLabelGap = DEFAULT_AXIS_LABEL_GAP;
this.axisLinePaint = Color.black;
this.axisLineStroke = new BasicStroke(1.0f);
this.interiorGap = DEFAULT_INTERIOR_GAP;
this.startAngle = DEFAULT_START_ANGLE;
this.direction = Rotation.CLOCKWISE;
this.maxValue = DEFAULT_MAX_VALUE;
this.seriesPaint = null;
this.seriesPaintList = new PaintList();
this.baseSeriesPaint = null;
this.seriesOutlinePaint = null;
this.seriesOutlinePaintList = new PaintList();
this.baseSeriesOutlinePaint = DEFAULT_OUTLINE_PAINT;
this.seriesOutlineStroke = null;
this.seriesOutlineStrokeList = new StrokeList();
this.baseSeriesOutlineStroke = DEFAULT_OUTLINE_STROKE;
this.labelFont = DEFAULT_LABEL_FONT;
this.labelPaint = DEFAULT_LABEL_PAINT;
this.labelGenerator = new StandardCategoryItemLabelGenerator();
this.legendItemShape = DEFAULT_LEGEND_ITEM_CIRCLE;
}
Example 2
| Source File: PiePlot.java From astor with GNU General Public License v2.0 | 5 votes |
|
private double calculateAngleForValue(double value, double total) {
if (this.direction == Rotation.CLOCKWISE) {
return this.startAngle - (value / total * 360.0);
}
else if (this.direction == Rotation.ANTICLOCKWISE) {
return this.startAngle + (value / total * 360.0);
}
throw new RuntimeException("Unrecognised Rotation type.");
}
Example 3
| Source File: SpiderWebPlot.java From astor with GNU General Public License v2.0 | 5 votes |
|
/**
* Creates a new spider web plot with the given dataset.
*
* @param dataset the dataset.
* @param extract controls how data is extracted ({@link TableOrder#BY_ROW}
* or {@link TableOrder#BY_COLUMN}).
*/
public SpiderWebPlot(CategoryDataset dataset, TableOrder extract) {
super();
if (extract == null) {
throw new IllegalArgumentException("Null 'extract' argument.");
}
this.dataset = dataset;
if (dataset != null) {
dataset.addChangeListener(this);
}
this.dataExtractOrder = extract;
this.headPercent = DEFAULT_HEAD;
this.axisLabelGap = DEFAULT_AXIS_LABEL_GAP;
this.axisLinePaint = Color.black;
this.axisLineStroke = new BasicStroke(1.0f);
this.interiorGap = DEFAULT_INTERIOR_GAP;
this.startAngle = DEFAULT_START_ANGLE;
this.direction = Rotation.CLOCKWISE;
this.maxValue = DEFAULT_MAX_VALUE;
this.seriesPaint = null;
this.seriesPaintList = new PaintList();
this.baseSeriesPaint = null;
this.seriesOutlinePaint = null;
this.seriesOutlinePaintList = new PaintList();
this.baseSeriesOutlinePaint = DEFAULT_OUTLINE_PAINT;
this.seriesOutlineStroke = null;
this.seriesOutlineStrokeList = new StrokeList();
this.baseSeriesOutlineStroke = DEFAULT_OUTLINE_STROKE;
this.labelFont = DEFAULT_LABEL_FONT;
this.labelPaint = DEFAULT_LABEL_PAINT;
this.labelGenerator = new StandardCategoryItemLabelGenerator();
this.legendItemShape = DEFAULT_LEGEND_ITEM_CIRCLE;
}
Example 4
| Source File: Chart_15_PiePlot_s.java From coming with MIT License | 4 votes |
|
/**
* Creates a plot that will draw a pie chart for the specified dataset.
*
* @param dataset the dataset (<code>null</code> permitted).
*/
public PiePlot(PieDataset dataset) {
super();
this.dataset = dataset;
if (dataset != null) {
dataset.addChangeListener(this);
}
this.pieIndex = 0;
this.interiorGap = DEFAULT_INTERIOR_GAP;
this.circular = true;
this.startAngle = DEFAULT_START_ANGLE;
this.direction = Rotation.CLOCKWISE;
this.minimumArcAngleToDraw = DEFAULT_MINIMUM_ARC_ANGLE_TO_DRAW;
this.sectionPaintMap = new PaintMap();
this.baseSectionPaint = Color.gray;
this.sectionOutlinesVisible = true;
this.sectionOutlinePaintMap = new PaintMap();
this.baseSectionOutlinePaint = DEFAULT_OUTLINE_PAINT;
this.sectionOutlineStrokeMap = new StrokeMap();
this.baseSectionOutlineStroke = DEFAULT_OUTLINE_STROKE;
this.explodePercentages = new TreeMap();
this.labelGenerator = new StandardPieSectionLabelGenerator();
this.labelFont = DEFAULT_LABEL_FONT;
this.labelPaint = DEFAULT_LABEL_PAINT;
this.labelBackgroundPaint = DEFAULT_LABEL_BACKGROUND_PAINT;
this.labelOutlinePaint = DEFAULT_LABEL_OUTLINE_PAINT;
this.labelOutlineStroke = DEFAULT_LABEL_OUTLINE_STROKE;
this.labelShadowPaint = DEFAULT_LABEL_SHADOW_PAINT;
this.labelLinksVisible = true;
this.labelDistributor = new PieLabelDistributor(0);
this.simpleLabels = false;
this.simpleLabelOffset = new RectangleInsets(UnitType.RELATIVE, 0.18,
0.18, 0.18, 0.18);
this.labelPadding = new RectangleInsets(2, 2, 2, 2);
this.toolTipGenerator = null;
this.urlGenerator = null;
this.legendLabelGenerator = new StandardPieSectionLabelGenerator();
this.legendLabelToolTipGenerator = null;
this.legendLabelURLGenerator = null;
this.legendItemShape = Plot.DEFAULT_LEGEND_ITEM_CIRCLE;
this.ignoreNullValues = false;
this.ignoreZeroValues = false;
}
Example 5
| Source File: Chart_15_PiePlot_s.java From coming with MIT License | 4 votes |
|
/**
* Draws a single data item.
*
* @param g2 the graphics device (<code>null</code> not permitted).
* @param section the section index.
* @param dataArea the data plot area.
* @param state state information for one chart.
* @param currentPass the current pass index.
*/
protected void drawItem(Graphics2D g2, int section, Rectangle2D dataArea,
PiePlotState state, int currentPass) {
Number n = this.dataset.getValue(section);
if (n == null) {
return;
}
double value = n.doubleValue();
double angle1 = 0.0;
double angle2 = 0.0;
if (this.direction == Rotation.CLOCKWISE) {
angle1 = state.getLatestAngle();
angle2 = angle1 - value / state.getTotal() * 360.0;
}
else if (this.direction == Rotation.ANTICLOCKWISE) {
angle1 = state.getLatestAngle();
angle2 = angle1 + value / state.getTotal() * 360.0;
}
else {
throw new IllegalStateException("Rotation type not recognised.");
}
double angle = (angle2 - angle1);
if (Math.abs(angle) > getMinimumArcAngleToDraw()) {
double ep = 0.0;
double mep = getMaximumExplodePercent();
if (mep > 0.0) {
ep = getExplodePercent(getSectionKey(section)) / mep;
}
Rectangle2D arcBounds = getArcBounds(state.getPieArea(),
state.getExplodedPieArea(), angle1, angle, ep);
Arc2D.Double arc = new Arc2D.Double(arcBounds, angle1, angle,
Arc2D.PIE);
if (currentPass == 0) {
if (this.shadowPaint != null) {
Shape shadowArc = ShapeUtilities.createTranslatedShape(
arc, (float) this.shadowXOffset,
(float) this.shadowYOffset);
g2.setPaint(this.shadowPaint);
g2.fill(shadowArc);
}
}
else if (currentPass == 1) {
Comparable key = getSectionKey(section);
Paint paint = lookupSectionPaint(key, true);
g2.setPaint(paint);
g2.fill(arc);
Paint outlinePaint = lookupSectionOutlinePaint(key);
Stroke outlineStroke = lookupSectionOutlineStroke(key);
if (this.sectionOutlinesVisible) {
g2.setPaint(outlinePaint);
g2.setStroke(outlineStroke);
g2.draw(arc);
}
// update the linking line target for later
// add an entity for the pie section
if (state.getInfo() != null) {
EntityCollection entities = state.getEntityCollection();
if (entities != null) {
String tip = null;
if (this.toolTipGenerator != null) {
tip = this.toolTipGenerator.generateToolTip(
this.dataset, key);
}
String url = null;
if (this.urlGenerator != null) {
url = this.urlGenerator.generateURL(this.dataset,
key, this.pieIndex);
}
PieSectionEntity entity = new PieSectionEntity(
arc, this.dataset, this.pieIndex, section, key,
tip, url);
entities.add(entity);
}
}
}
}
state.setLatestAngle(angle2);
}
Example 6
| Source File: Chart_15_PiePlot_t.java From coming with MIT License | 4 votes |
|
/**
* Creates a plot that will draw a pie chart for the specified dataset.
*
* @param dataset the dataset (<code>null</code> permitted).
*/
public PiePlot(PieDataset dataset) {
super();
this.dataset = dataset;
if (dataset != null) {
dataset.addChangeListener(this);
}
this.pieIndex = 0;
this.interiorGap = DEFAULT_INTERIOR_GAP;
this.circular = true;
this.startAngle = DEFAULT_START_ANGLE;
this.direction = Rotation.CLOCKWISE;
this.minimumArcAngleToDraw = DEFAULT_MINIMUM_ARC_ANGLE_TO_DRAW;
this.sectionPaintMap = new PaintMap();
this.baseSectionPaint = Color.gray;
this.sectionOutlinesVisible = true;
this.sectionOutlinePaintMap = new PaintMap();
this.baseSectionOutlinePaint = DEFAULT_OUTLINE_PAINT;
this.sectionOutlineStrokeMap = new StrokeMap();
this.baseSectionOutlineStroke = DEFAULT_OUTLINE_STROKE;
this.explodePercentages = new TreeMap();
this.labelGenerator = new StandardPieSectionLabelGenerator();
this.labelFont = DEFAULT_LABEL_FONT;
this.labelPaint = DEFAULT_LABEL_PAINT;
this.labelBackgroundPaint = DEFAULT_LABEL_BACKGROUND_PAINT;
this.labelOutlinePaint = DEFAULT_LABEL_OUTLINE_PAINT;
this.labelOutlineStroke = DEFAULT_LABEL_OUTLINE_STROKE;
this.labelShadowPaint = DEFAULT_LABEL_SHADOW_PAINT;
this.labelLinksVisible = true;
this.labelDistributor = new PieLabelDistributor(0);
this.simpleLabels = false;
this.simpleLabelOffset = new RectangleInsets(UnitType.RELATIVE, 0.18,
0.18, 0.18, 0.18);
this.labelPadding = new RectangleInsets(2, 2, 2, 2);
this.toolTipGenerator = null;
this.urlGenerator = null;
this.legendLabelGenerator = new StandardPieSectionLabelGenerator();
this.legendLabelToolTipGenerator = null;
this.legendLabelURLGenerator = null;
this.legendItemShape = Plot.DEFAULT_LEGEND_ITEM_CIRCLE;
this.ignoreNullValues = false;
this.ignoreZeroValues = false;
}
Example 7
| Source File: Chart_15_PiePlot_t.java From coming with MIT License | 4 votes |
|
/**
* Draws a single data item.
*
* @param g2 the graphics device (<code>null</code> not permitted).
* @param section the section index.
* @param dataArea the data plot area.
* @param state state information for one chart.
* @param currentPass the current pass index.
*/
protected void drawItem(Graphics2D g2, int section, Rectangle2D dataArea,
PiePlotState state, int currentPass) {
Number n = this.dataset.getValue(section);
if (n == null) {
return;
}
double value = n.doubleValue();
double angle1 = 0.0;
double angle2 = 0.0;
if (this.direction == Rotation.CLOCKWISE) {
angle1 = state.getLatestAngle();
angle2 = angle1 - value / state.getTotal() * 360.0;
}
else if (this.direction == Rotation.ANTICLOCKWISE) {
angle1 = state.getLatestAngle();
angle2 = angle1 + value / state.getTotal() * 360.0;
}
else {
throw new IllegalStateException("Rotation type not recognised.");
}
double angle = (angle2 - angle1);
if (Math.abs(angle) > getMinimumArcAngleToDraw()) {
double ep = 0.0;
double mep = getMaximumExplodePercent();
if (mep > 0.0) {
ep = getExplodePercent(getSectionKey(section)) / mep;
}
Rectangle2D arcBounds = getArcBounds(state.getPieArea(),
state.getExplodedPieArea(), angle1, angle, ep);
Arc2D.Double arc = new Arc2D.Double(arcBounds, angle1, angle,
Arc2D.PIE);
if (currentPass == 0) {
if (this.shadowPaint != null) {
Shape shadowArc = ShapeUtilities.createTranslatedShape(
arc, (float) this.shadowXOffset,
(float) this.shadowYOffset);
g2.setPaint(this.shadowPaint);
g2.fill(shadowArc);
}
}
else if (currentPass == 1) {
Comparable key = getSectionKey(section);
Paint paint = lookupSectionPaint(key, true);
g2.setPaint(paint);
g2.fill(arc);
Paint outlinePaint = lookupSectionOutlinePaint(key);
Stroke outlineStroke = lookupSectionOutlineStroke(key);
if (this.sectionOutlinesVisible) {
g2.setPaint(outlinePaint);
g2.setStroke(outlineStroke);
g2.draw(arc);
}
// update the linking line target for later
// add an entity for the pie section
if (state.getInfo() != null) {
EntityCollection entities = state.getEntityCollection();
if (entities != null) {
String tip = null;
if (this.toolTipGenerator != null) {
tip = this.toolTipGenerator.generateToolTip(
this.dataset, key);
}
String url = null;
if (this.urlGenerator != null) {
url = this.urlGenerator.generateURL(this.dataset,
key, this.pieIndex);
}
PieSectionEntity entity = new PieSectionEntity(
arc, this.dataset, this.pieIndex, section, key,
tip, url);
entities.add(entity);
}
}
}
}
state.setLatestAngle(angle2);
}
Example 8
| Source File: PiePlot.java From astor with GNU General Public License v2.0 | 4 votes |
|
/**
* Creates a plot that will draw a pie chart for the specified dataset.
*
* @param dataset the dataset (<code>null</code> permitted).
*/
public PiePlot(PieDataset dataset) {
super();
this.dataset = dataset;
if (dataset != null) {
dataset.addChangeListener(this);
}
this.pieIndex = 0;
this.interiorGap = DEFAULT_INTERIOR_GAP;
this.circular = true;
this.startAngle = DEFAULT_START_ANGLE;
this.direction = Rotation.CLOCKWISE;
this.minimumArcAngleToDraw = DEFAULT_MINIMUM_ARC_ANGLE_TO_DRAW;
this.sectionPaintMap = new PaintMap();
this.baseSectionPaint = Color.gray;
this.autoPopulateSectionPaint = true;
this.sectionOutlinesVisible = true;
this.sectionOutlinePaintMap = new PaintMap();
this.baseSectionOutlinePaint = DEFAULT_OUTLINE_PAINT;
this.autoPopulateSectionOutlinePaint = false;
this.sectionOutlineStrokeMap = new StrokeMap();
this.baseSectionOutlineStroke = DEFAULT_OUTLINE_STROKE;
this.autoPopulateSectionOutlineStroke = false;
this.explodePercentages = new TreeMap();
this.labelGenerator = new StandardPieSectionLabelGenerator();
this.labelFont = DEFAULT_LABEL_FONT;
this.labelPaint = DEFAULT_LABEL_PAINT;
this.labelBackgroundPaint = DEFAULT_LABEL_BACKGROUND_PAINT;
this.labelOutlinePaint = DEFAULT_LABEL_OUTLINE_PAINT;
this.labelOutlineStroke = DEFAULT_LABEL_OUTLINE_STROKE;
this.labelShadowPaint = DEFAULT_LABEL_SHADOW_PAINT;
this.labelLinksVisible = true;
this.labelDistributor = new PieLabelDistributor(0);
this.simpleLabels = false;
this.simpleLabelOffset = new RectangleInsets(UnitType.RELATIVE, 0.18,
0.18, 0.18, 0.18);
this.labelPadding = new RectangleInsets(2, 2, 2, 2);
this.toolTipGenerator = null;
this.urlGenerator = null;
this.legendLabelGenerator = new StandardPieSectionLabelGenerator();
this.legendLabelToolTipGenerator = null;
this.legendLabelURLGenerator = null;
this.legendItemShape = Plot.DEFAULT_LEGEND_ITEM_CIRCLE;
this.ignoreNullValues = false;
this.ignoreZeroValues = false;
this.selectedItemAttributes = new PieSelectionAttributes();
this.shadowGenerator = new DefaultShadowGenerator();
}
Example 9
| Source File: PiePlot.java From astor with GNU General Public License v2.0 | 4 votes |
|
/**
* Draws a single data item.
*
* @param g2 the graphics device (<code>null</code> not permitted).
* @param section the section index.
* @param selected is the item selected?
* @param dataArea the data plot area.
* @param state state information for one chart.
* @param currentPass the current pass index.
*/
protected void drawItem(Graphics2D g2, int section, boolean selected,
Rectangle2D dataArea, PiePlotState state, int currentPass) {
Number n = this.dataset.getValue(section);
if (n == null) {
return;
}
double value = n.doubleValue();
double angle1 = 0.0;
double angle2 = 0.0;
if (this.direction == Rotation.CLOCKWISE) {
angle1 = state.getLatestAngle();
angle2 = angle1 - value / state.getTotal() * 360.0;
}
else if (this.direction == Rotation.ANTICLOCKWISE) {
angle1 = state.getLatestAngle();
angle2 = angle1 + value / state.getTotal() * 360.0;
}
else {
throw new IllegalStateException("Rotation type not recognised.");
}
double angle = (angle2 - angle1);
if (Math.abs(angle) > getMinimumArcAngleToDraw()) {
double ep = 0.0;
double mep = getMaximumExplodePercent();
if (mep > 0.0) {
ep = getExplodePercent(getSectionKey(section)) / mep;
}
Rectangle2D arcBounds = getArcBounds(state.getPieArea(),
state.getExplodedPieArea(), angle1, angle, ep);
Arc2D.Double arc = new Arc2D.Double(arcBounds, angle1, angle,
Arc2D.PIE);
if (currentPass == 0) {
if (this.shadowPaint != null) {
Shape shadowArc = ShapeUtilities.createTranslatedShape(
arc, (float) this.shadowXOffset,
(float) this.shadowYOffset);
g2.setPaint(this.shadowPaint);
g2.fill(shadowArc);
}
}
else if (currentPass == 1) {
Comparable key = getSectionKey(section);
Paint paint = lookupSectionPaint(key, selected);
Shape savedClip = g2.getClip();
g2.clip(arc);
g2.setPaint(paint);
g2.fill(arc);
Paint outlinePaint = lookupSectionOutlinePaint(key, selected);
Stroke outlineStroke = lookupSectionOutlineStroke(key,
selected);
if (this.sectionOutlinesVisible) {
g2.setPaint(outlinePaint);
g2.setStroke(outlineStroke);
g2.draw(arc);
}
g2.setClip(savedClip);
// update the linking line target for later
// add an entity for the pie section
if (state.getInfo() != null) {
EntityCollection entities = state.getEntityCollection();
if (entities != null) {
String tip = null;
if (this.toolTipGenerator != null) {
tip = this.toolTipGenerator.generateToolTip(
this.dataset, key);
}
String url = null;
if (this.urlGenerator != null) {
url = this.urlGenerator.generateURL(this.dataset,
key, this.pieIndex);
}
PieSectionEntity entity = new PieSectionEntity(
arc, this.dataset, this.pieIndex, section, key,
tip, url);
entities.add(entity);
}
}
}
}
state.setLatestAngle(angle2);
}
Example 10
| Source File: PiePlot.java From astor with GNU General Public License v2.0 | 4 votes |
|
/**
* Returns a shape representing the hotspot for a pie section.
*
* @param g2 the graphics device.
* @param dataArea the area within which the data is being rendered.
* @param selected is the item selected?
*
* @return A shape equal to the hot spot for a data item.
*/
public Shape createHotSpotShape(Graphics2D g2, Rectangle2D dataArea,
int section, boolean selected) {
Number n = this.dataset.getValue(section);
if (n == null) {
return null;
}
double value = n.doubleValue();
double angle1 = 0.0;
double angle2 = 0.0;
double total = DatasetUtilities.calculatePieDatasetTotal(this.dataset);
double lead = 0.0;
if (this.direction == Rotation.CLOCKWISE) {
for (int i = 0; i < section; i++) {
n = this.dataset.getValue(i);
if (n != null) {
value = n.doubleValue();
if (value >= 0.0) {
lead = lead + value;
}
}
}
angle1 = getStartAngle() - lead / total * 360.0;
angle2 = angle1 - value / total * 360.0;
}
else if (this.direction == Rotation.ANTICLOCKWISE) {
angle1 = getStartAngle() + lead / total * 360.0;
angle2 = angle1 + value / total * 360.0;
}
else {
throw new IllegalStateException("Rotation type not recognised.");
}
double angle = (angle2 - angle1);
if (Math.abs(angle) > getMinimumArcAngleToDraw()) {
double ep = 0.0;
double mep = getMaximumExplodePercent();
if (mep > 0.0) {
ep = getExplodePercent(getSectionKey(section)) / mep;
}
Rectangle2D arcBounds = getArcBounds(dataArea,
dataArea, angle1, angle, ep);
Arc2D.Double arc = new Arc2D.Double(arcBounds, angle1, angle,
Arc2D.PIE);
return arc;
}
return null;
}
Example 11
| Source File: PiePlot.java From astor with GNU General Public License v2.0 | 4 votes |
|
/**
* Creates a plot that will draw a pie chart for the specified dataset.
*
* @param dataset the dataset (<code>null</code> permitted).
*/
public PiePlot(PieDataset dataset) {
super();
this.dataset = dataset;
if (dataset != null) {
dataset.addChangeListener(this);
}
this.pieIndex = 0;
this.interiorGap = DEFAULT_INTERIOR_GAP;
this.circular = true;
this.startAngle = DEFAULT_START_ANGLE;
this.direction = Rotation.CLOCKWISE;
this.minimumArcAngleToDraw = DEFAULT_MINIMUM_ARC_ANGLE_TO_DRAW;
this.sectionPaintMap = new PaintMap();
this.baseSectionPaint = Color.gray;
this.sectionOutlinesVisible = true;
this.sectionOutlinePaintMap = new PaintMap();
this.baseSectionOutlinePaint = DEFAULT_OUTLINE_PAINT;
this.sectionOutlineStrokeMap = new StrokeMap();
this.baseSectionOutlineStroke = DEFAULT_OUTLINE_STROKE;
this.explodePercentages = new TreeMap();
this.labelGenerator = new StandardPieSectionLabelGenerator();
this.labelFont = DEFAULT_LABEL_FONT;
this.labelPaint = DEFAULT_LABEL_PAINT;
this.labelBackgroundPaint = DEFAULT_LABEL_BACKGROUND_PAINT;
this.labelOutlinePaint = DEFAULT_LABEL_OUTLINE_PAINT;
this.labelOutlineStroke = DEFAULT_LABEL_OUTLINE_STROKE;
this.labelShadowPaint = DEFAULT_LABEL_SHADOW_PAINT;
this.labelLinksVisible = true;
this.labelDistributor = new PieLabelDistributor(0);
this.simpleLabels = false;
this.simpleLabelOffset = new RectangleInsets(UnitType.RELATIVE, 0.18,
0.18, 0.18, 0.18);
this.labelPadding = new RectangleInsets(2, 2, 2, 2);
this.toolTipGenerator = null;
this.urlGenerator = null;
this.legendLabelGenerator = new StandardPieSectionLabelGenerator();
this.legendLabelToolTipGenerator = null;
this.legendLabelURLGenerator = null;
this.legendItemShape = Plot.DEFAULT_LEGEND_ITEM_CIRCLE;
this.ignoreNullValues = false;
this.ignoreZeroValues = false;
}
Example 12
| Source File: PiePlot.java From astor with GNU General Public License v2.0 | 4 votes |
|
/**
* Draws a single data item.
*
* @param g2 the graphics device (<code>null</code> not permitted).
* @param section the section index.
* @param dataArea the data plot area.
* @param state state information for one chart.
* @param currentPass the current pass index.
*/
protected void drawItem(Graphics2D g2, int section, Rectangle2D dataArea,
PiePlotState state, int currentPass) {
Number n = this.dataset.getValue(section);
if (n == null) {
return;
}
double value = n.doubleValue();
double angle1 = 0.0;
double angle2 = 0.0;
if (this.direction == Rotation.CLOCKWISE) {
angle1 = state.getLatestAngle();
angle2 = angle1 - value / state.getTotal() * 360.0;
}
else if (this.direction == Rotation.ANTICLOCKWISE) {
angle1 = state.getLatestAngle();
angle2 = angle1 + value / state.getTotal() * 360.0;
}
else {
throw new IllegalStateException("Rotation type not recognised.");
}
double angle = (angle2 - angle1);
if (Math.abs(angle) > getMinimumArcAngleToDraw()) {
double ep = 0.0;
double mep = getMaximumExplodePercent();
if (mep > 0.0) {
ep = getExplodePercent(getSectionKey(section)) / mep;
}
Rectangle2D arcBounds = getArcBounds(state.getPieArea(),
state.getExplodedPieArea(), angle1, angle, ep);
Arc2D.Double arc = new Arc2D.Double(arcBounds, angle1, angle,
Arc2D.PIE);
if (currentPass == 0) {
if (this.shadowPaint != null) {
Shape shadowArc = ShapeUtilities.createTranslatedShape(
arc, (float) this.shadowXOffset,
(float) this.shadowYOffset);
g2.setPaint(this.shadowPaint);
g2.fill(shadowArc);
}
}
else if (currentPass == 1) {
Comparable key = getSectionKey(section);
Paint paint = lookupSectionPaint(key, true);
g2.setPaint(paint);
g2.fill(arc);
Paint outlinePaint = lookupSectionOutlinePaint(key);
Stroke outlineStroke = lookupSectionOutlineStroke(key);
if (this.sectionOutlinesVisible) {
g2.setPaint(outlinePaint);
g2.setStroke(outlineStroke);
g2.draw(arc);
}
// update the linking line target for later
// add an entity for the pie section
if (state.getInfo() != null) {
EntityCollection entities = state.getEntityCollection();
if (entities != null) {
String tip = null;
if (this.toolTipGenerator != null) {
tip = this.toolTipGenerator.generateToolTip(
this.dataset, key);
}
String url = null;
if (this.urlGenerator != null) {
url = this.urlGenerator.generateURL(this.dataset,
key, this.pieIndex);
}
PieSectionEntity entity = new PieSectionEntity(
arc, this.dataset, this.pieIndex, section, key,
tip, url);
entities.add(entity);
}
}
}
}
state.setLatestAngle(angle2);
}
