下面列出了java.awt.image.ImagingOpException#java.awt.geom.Rectangle2D 实例代码，或者点击链接到github查看源代码，也可以在右侧发表评论。
/**
* Draws a message to state that there is no data to plot.
*
* @param g2 the graphics device.
* @param area the area within which the plot should be drawn.
*/
protected void drawNoDataMessage(Graphics2D g2, Rectangle2D area) {
Shape savedClip = g2.getClip();
g2.clip(area);
String message = this.noDataMessage;
if (message != null) {
g2.setFont(this.noDataMessageFont);
g2.setPaint(this.noDataMessagePaint);
TextBlock block = TextUtilities.createTextBlock(
this.noDataMessage, this.noDataMessageFont,
this.noDataMessagePaint, 0.9f * (float) area.getWidth(),
new G2TextMeasurer(g2));
block.draw(g2, (float) area.getCenterX(),
(float) area.getCenterY(), TextBlockAnchor.CENTER);
}
g2.setClip(savedClip);
}
/**
* Draws the needle.
*
* @param g2 the graphics device.
* @param plotArea the plot area.
* @param rotate the rotation point.
* @param angle the angle.
*/
@Override
protected void drawNeedle(Graphics2D g2, Rectangle2D plotArea,
Point2D rotate, double angle) {
Line2D shape = new Line2D.Double();
double x = plotArea.getMinX() + (plotArea.getWidth() / 2);
shape.setLine(x, plotArea.getMinY(), x, plotArea.getMaxY());
Shape s = shape;
if ((rotate != null) && (angle != 0)) {
/// we have rotation
getTransform().setToRotation(angle, rotate.getX(), rotate.getY());
s = getTransform().createTransformedShape(s);
}
defaultDisplay(g2, s);
}
/**
* Draws all the annotations for the specified layer.
*
* @param g2 the graphics device.
* @param dataArea the data area.
* @param domainAxis the domain axis.
* @param rangeAxis the range axis.
* @param layer the layer.
* @param info the plot rendering info.
*/
@Override
public void drawAnnotations(Graphics2D g2, Rectangle2D dataArea,
ValueAxis domainAxis, ValueAxis rangeAxis, Layer layer,
PlotRenderingInfo info) {
Iterator iterator = null;
if (layer.equals(Layer.FOREGROUND)) {
iterator = this.foregroundAnnotations.iterator();
}
else if (layer.equals(Layer.BACKGROUND)) {
iterator = this.backgroundAnnotations.iterator();
}
else {
// should not get here
throw new RuntimeException("Unknown layer.");
}
while (iterator.hasNext()) {
XYAnnotation annotation = (XYAnnotation) iterator.next();
int index = this.plot.getIndexOf(this);
annotation.draw(g2, this.plot, dataArea, domainAxis, rangeAxis,
index, info);
}
}
/**
* Check that only one chart change event is generated by a change to a
* subplot.
*/
@Test
public void testNotification() {
CombinedDomainCategoryPlot plot = createPlot();
JFreeChart chart = new JFreeChart(plot);
chart.addChangeListener(this);
CategoryPlot subplot1 = (CategoryPlot) plot.getSubplots().get(0);
NumberAxis yAxis = (NumberAxis) subplot1.getRangeAxis();
yAxis.setAutoRangeIncludesZero(!yAxis.getAutoRangeIncludesZero());
assertEquals(1, this.events.size());
// a redraw should NOT trigger another change event
BufferedImage image = new BufferedImage(200, 100,
BufferedImage.TYPE_INT_RGB);
Graphics2D g2 = image.createGraphics();
this.events.clear();
chart.draw(g2, new Rectangle2D.Double(0.0, 0.0, 200.0, 100.0));
assertTrue(this.events.isEmpty());
}
/**
* Returns the maximum of the relevant dimension (height or width) of the
* subcategory labels.
*
* @param g2 the graphics device.
* @param edge the edge.
*
* @return The maximum dimension.
*/
private double getMaxDim(Graphics2D g2, RectangleEdge edge) {
double result = 0.0;
g2.setFont(this.subLabelFont);
FontMetrics fm = g2.getFontMetrics();
Iterator iterator = this.subCategories.iterator();
while (iterator.hasNext()) {
Comparable subcategory = (Comparable) iterator.next();
String label = subcategory.toString();
Rectangle2D bounds = TextUtilities.getTextBounds(label, g2, fm);
double dim = 0.0;
if (RectangleEdge.isLeftOrRight(edge)) {
dim = bounds.getWidth();
}
else { // must be top or bottom
dim = bounds.getHeight();
}
result = Math.max(result, dim);
}
return result;
}
/**
* Draws a line perpendicular to the range axis.
*
* @param g2 the graphics device.
* @param plot the plot.
* @param axis the value axis.
* @param dataArea the area for plotting data (not yet adjusted for any 3D
* effect).
* @param value the value at which the grid line should be drawn.
* @param paint the paint (<code>null</code> not permitted).
* @param stroke the stroke (<code>null</code> not permitted).
*
* @see #drawRangeGridline
*
* @since 1.0.13
*/
public void drawRangeLine(Graphics2D g2, CategoryPlot plot, ValueAxis axis,
Rectangle2D dataArea, double value, Paint paint, Stroke stroke) {
Range range = axis.getRange();
if (!range.contains(value)) {
return;
}
PlotOrientation orientation = plot.getOrientation();
Line2D line = null;
double v = axis.valueToJava2D(value, dataArea, plot.getRangeAxisEdge());
if (orientation == PlotOrientation.HORIZONTAL) {
line = new Line2D.Double(v, dataArea.getMinY(), v,
dataArea.getMaxY());
}
else if (orientation == PlotOrientation.VERTICAL) {
line = new Line2D.Double(dataArea.getMinX(), v,
dataArea.getMaxX(), v);
}
g2.setPaint(paint);
g2.setStroke(stroke);
g2.draw(line);
}
/**
* Calculates the (x, y) coordinates for drawing a marker label.
*
* @param g2 the graphics device.
* @param orientation the plot orientation.
* @param dataArea the data area.
* @param markerArea the rectangle surrounding the marker.
* @param markerOffset the marker offset.
* @param labelOffsetType the label offset type.
* @param anchor the label anchor.
*
* @return The coordinates for drawing the marker label.
*/
protected Point2D calculateRangeMarkerTextAnchorPoint(Graphics2D g2,
PlotOrientation orientation,
Rectangle2D dataArea,
Rectangle2D markerArea,
RectangleInsets markerOffset,
LengthAdjustmentType labelOffsetType,
RectangleAnchor anchor) {
Rectangle2D anchorRect = null;
if (orientation == PlotOrientation.HORIZONTAL) {
anchorRect = markerOffset.createAdjustedRectangle(markerArea,
labelOffsetType, LengthAdjustmentType.CONTRACT);
}
else if (orientation == PlotOrientation.VERTICAL) {
anchorRect = markerOffset.createAdjustedRectangle(markerArea,
LengthAdjustmentType.CONTRACT, labelOffsetType);
}
return RectangleAnchor.coordinates(anchorRect, anchor);
}
/**
* A check to ensure that an item that falls outside the plot's data area
* does NOT generate an item entity.
*/
@Test
public void testNoDisplayedItem() {
XYSeriesCollection dataset = new XYSeriesCollection();
XYSeries s1 = new XYSeries("S1");
s1.add(10.0, 10.0);
dataset.addSeries(s1);
JFreeChart chart = ChartFactory.createXYLineChart("Title", "X", "Y",
dataset, PlotOrientation.VERTICAL, false, true, false);
XYPlot plot = (XYPlot) chart.getPlot();
plot.setRenderer(new StandardXYItemRenderer());
NumberAxis xAxis = (NumberAxis) plot.getDomainAxis();
xAxis.setRange(0.0, 5.0);
NumberAxis yAxis = (NumberAxis) plot.getRangeAxis();
yAxis.setRange(0.0, 5.0);
BufferedImage image = new BufferedImage(200 , 100,
BufferedImage.TYPE_INT_RGB);
Graphics2D g2 = image.createGraphics();
ChartRenderingInfo info = new ChartRenderingInfo();
chart.draw(g2, new Rectangle2D.Double(0, 0, 200, 100), null, info);
g2.dispose();
EntityCollection ec = info.getEntityCollection();
assertFalse(TestUtilities.containsInstanceOf(ec.getEntities(),
XYItemEntity.class));
}
/**
* Check that only one chart change event is generated by a change to a
* subplot.
*/
@Test
public void testNotification() {
CombinedRangeCategoryPlot plot = createPlot();
JFreeChart chart = new JFreeChart(plot);
chart.addChangeListener(this);
CategoryPlot subplot1 = (CategoryPlot) plot.getSubplots().get(0);
NumberAxis yAxis = (NumberAxis) subplot1.getRangeAxis();
yAxis.setAutoRangeIncludesZero(!yAxis.getAutoRangeIncludesZero());
assertEquals(1, this.events.size());
// a redraw should NOT trigger another change event
BufferedImage image = new BufferedImage(200, 100,
BufferedImage.TYPE_INT_RGB);
Graphics2D g2 = image.createGraphics();
this.events.clear();
chart.draw(g2, new Rectangle2D.Double(0.0, 0.0, 200.0, 100.0));
assertTrue(this.events.isEmpty());
}
public MouseDraggedPaintableShape(Point start, Point end, double tx, double ty) {
super(tx, ty);
this.color = new Color(200, 0, 80, 147);
this.stroke = new BasicStroke(15);
int x1 = start.x;
int y1 = start.y;
int x2 = end.x;
int y2 = end.y;
int w = Math.abs(x2 - x1);
int h = Math.abs(y2 - y1);
if (w == 0) {
x2 += 1;
}
if (h == 0) {
y2 += 1;
}
Rectangle2D rect = new Rectangle2D.Double(x1, y1, w, h);
rect.setFrameFromDiagonal(x1, y1, x2, y2);
rebuildPaint(start, end);
this.shape = rect;
}
/**
* Draws the background image (if there is one) aligned within the
* specified area.
*
* @param g2 the graphics device.
* @param area the area.
*
* @see #getBackgroundImage()
* @see #getBackgroundImageAlignment()
* @see #getBackgroundImageAlpha()
*/
public void drawBackgroundImage(Graphics2D g2, Rectangle2D area) {
if (this.backgroundImage == null) {
return; // nothing to do
}
Composite savedComposite = g2.getComposite();
g2.setComposite(AlphaComposite.getInstance(AlphaComposite.SRC_OVER,
this.backgroundImageAlpha));
Rectangle2D dest = new Rectangle2D.Double(0.0, 0.0,
this.backgroundImage.getWidth(null),
this.backgroundImage.getHeight(null));
Align.align(dest, area, this.backgroundImageAlignment);
Shape savedClip = g2.getClip();
g2.clip(area);
g2.drawImage(this.backgroundImage, (int) dest.getX(),
(int) dest.getY(), (int) dest.getWidth() + 1,
(int) dest.getHeight() + 1, null);
g2.setClip(savedClip);
g2.setComposite(savedComposite);
}
/**
* Draws a pie chart where the label generator returns null.
*/
public void testDrawWithNullLegendLabels() {
DefaultPieDataset dataset = new DefaultPieDataset();
dataset.setValue("L1", 12.0);
dataset.setValue("L2", 11.0);
JFreeChart chart = ChartFactory.createPieChart("Test", dataset, true,
false, false);
PiePlot plot = (PiePlot) chart.getPlot();
plot.setLegendLabelGenerator(new NullLegendLabelGenerator());
boolean success = false;
try {
BufferedImage image = new BufferedImage(200 , 100,
BufferedImage.TYPE_INT_RGB);
Graphics2D g2 = image.createGraphics();
chart.draw(g2, new Rectangle2D.Double(0, 0, 200, 100), null, null);
g2.dispose();
success = true;
}
catch (Exception e) {
success = false;
}
assertTrue(success);
}
/**
* Calculates the anchor point for a tick label.
*
* @param tick the tick.
* @param cursor the cursor.
* @param dataArea the data area.
* @param edge the edge on which the axis is drawn.
*
* @return The x and y coordinates of the anchor point.
*/
protected float[] calculateAnchorPoint(ValueTick tick, double cursor,
Rectangle2D dataArea, RectangleEdge edge) {
RectangleInsets insets = getTickLabelInsets();
float[] result = new float[2];
if (edge == RectangleEdge.TOP) {
result[0] = (float) valueToJava2D(tick.getValue(), dataArea, edge);
result[1] = (float) (cursor - insets.getBottom() - 2.0);
}
else if (edge == RectangleEdge.BOTTOM) {
result[0] = (float) valueToJava2D(tick.getValue(), dataArea, edge);
result[1] = (float) (cursor + insets.getTop() + 2.0);
}
else if (edge == RectangleEdge.LEFT) {
result[0] = (float) (cursor - insets.getLeft() - 2.0);
result[1] = (float) valueToJava2D(tick.getValue(), dataArea, edge);
}
else if (edge == RectangleEdge.RIGHT) {
result[0] = (float) (cursor + insets.getRight() + 2.0);
result[1] = (float) valueToJava2D(tick.getValue(), dataArea, edge);
}
return result;
}
/**
* Draws a shadow around the given rectangle.
*
* @param rect
* the rectangle which should get a shadow
* @param g2
* the graphics context to draw the shadow on
*/
public static void drawShadow(final Rectangle2D rect, final Graphics2D g2) {
Graphics2D g2S = (Graphics2D) g2.create();
Rectangle2D shadow = new Rectangle2D.Double(rect.getX() + 5, rect.getY() + ProcessDrawer.HEADER_HEIGHT + 5,
rect.getWidth(), rect.getHeight() - ProcessDrawer.HEADER_HEIGHT);
GeneralPath bottom = new GeneralPath();
bottom.moveTo(shadow.getX(), rect.getMaxY());
bottom.lineTo(rect.getMaxX(), rect.getMaxY());
bottom.lineTo(shadow.getMaxX(), shadow.getMaxY());
bottom.lineTo(shadow.getMinX(), shadow.getMaxY());
bottom.closePath();
g2S.setPaint(new GradientPaint((float) rect.getX(), (float) rect.getMaxY(), Color.gray, (float) rect.getX(),
(float) shadow.getMaxY(), TRANSPARENT_GRAY));
g2S.fill(bottom);
GeneralPath right = new GeneralPath();
right.moveTo(rect.getMaxX(), shadow.getMinY());
right.lineTo(shadow.getMaxX(), shadow.getMinY());
right.lineTo(shadow.getMaxX(), shadow.getMaxY());
right.lineTo(rect.getMaxX(), rect.getMaxY());
right.closePath();
g2S.setPaint(new GradientPaint((float) rect.getMaxX(), (float) shadow.getY(), Color.gray, (float) shadow.getMaxX(),
(float) shadow.getY(), TRANSPARENT_GRAY));
g2S.fill(right);
g2S.dispose();
}
/**
* Draws the chart with a null info object to make sure that no exceptions
* are thrown (a problem that was occurring at one point).
*/
@Test
public void testDrawWithNullInfo() {
try {
BufferedImage image = new BufferedImage(200 , 100,
BufferedImage.TYPE_INT_RGB);
Graphics2D g2 = image.createGraphics();
this.chart.draw(g2, new Rectangle2D.Double(0, 0, 200, 100), null,
null);
g2.dispose();
}
catch (Exception e) {
fail("No exception should be triggered.");
}
}
/**
* Returns the bounding box of the transformed destination. The
* rectangle returned will be the actual bounding box of the
* transformed points. The coordinates of the upper-left corner
* of the returned rectangle might not be (0, 0).
*
* @param src The <CODE>Raster</CODE> to be transformed.
*
* @return The <CODE>Rectangle2D</CODE> representing the destination's
* bounding box.
*/
public final Rectangle2D getBounds2D (Raster src) {
int w = src.getWidth();
int h = src.getHeight();
// Get the bounding box of the src and transform the corners
float[] pts = {0, 0, w, 0, w, h, 0, h};
xform.transform(pts, 0, pts, 0, 4);
// Get the min, max of the dst
float fmaxX = pts[0];
float fmaxY = pts[1];
float fminX = pts[0];
float fminY = pts[1];
for (int i=2; i < 8; i+=2) {
if (pts[i] > fmaxX) {
fmaxX = pts[i];
}
else if (pts[i] < fminX) {
fminX = pts[i];
}
if (pts[i+1] > fmaxY) {
fmaxY = pts[i+1];
}
else if (pts[i+1] < fminY) {
fminY = pts[i+1];
}
}
return new Rectangle2D.Float(fminX, fminY, fmaxX-fminX, fmaxY-fminY);
}
public static Rectangle2D expand(Rectangle2D rect, double x, double y) {
Rectangle2D result = null;
if (rect != null) {
result = new Rectangle2D.Double();
result.setRect(rect);
x /= 2.0f;
y /= 2.0f;
result.add(rect.getMinX() - x, rect.getMinY() - y);
result.add(rect.getMaxX() + x, rect.getMaxY() + y);
}
return result;
}
private void draw() {
double width = getWidth();
double height = getHeight();
getGraphicsContext2D().clearRect(0, 0, width, height);
this.chart.draw(this.g2, new Rectangle2D.Double(0, 0, width,
height));
}
/**
* Returns the bounds of the selected figures.
*/
protected Rectangle2D.Double getSelectionBounds() {
Rectangle2D.Double bounds = null;
for (Figure f : getView().getSelectedFigures()) {
if (bounds == null) {
bounds = f.getBounds();
}
else {
bounds.add(f.getBounds());
}
}
return bounds;
}
public Shape modelToView(GlyphView v, int pos, Position.Bias bias,
Shape a) throws BadLocationException {
int offs = pos - v.getStartOffset();
Rectangle2D alloc = a.getBounds2D();
TextHitInfo hit = (bias == Position.Bias.Forward) ?
TextHitInfo.afterOffset(offs) : TextHitInfo.beforeOffset(offs);
float[] locs = layout.getCaretInfo(hit);
// vertical at the baseline, should use slope and check if glyphs
// are being rendered vertically.
Rectangle2D rect = new Rectangle2D.Float();
rect.setRect(alloc.getX() + locs[0], alloc.getY(), 1, alloc.getHeight());
return rect;
}
/**
Get the world bounds.
@return A Rectangle2D describing the bounds of the world.
*/
public Rectangle2D getBounds() {
if (!indexed) {
index();
}
return new Rectangle2D.Double(minX, minY, maxX - minX, maxY - minY);
}
/**
* Fills an arc on the dial between the given values.
*
* @param g2 the graphics device.
* @param area the plot area.
* @param minValue the minimum data value.
* @param maxValue the maximum data value.
* @param paint the background paint (<code>null</code> not permitted).
* @param dial a flag that indicates whether the arc represents the whole
* dial.
*/
protected void fillArc(Graphics2D g2, Rectangle2D area,
double minValue, double maxValue, Paint paint, boolean dial) {
ParamChecks.nullNotPermitted(paint, "paint");
double startAngle = valueToAngle(maxValue);
double endAngle = valueToAngle(minValue);
double extent = endAngle - startAngle;
double x = area.getX();
double y = area.getY();
double w = area.getWidth();
double h = area.getHeight();
int joinType = Arc2D.OPEN;
if (this.shape == DialShape.PIE) {
joinType = Arc2D.PIE;
}
else if (this.shape == DialShape.CHORD) {
if (dial && this.meterAngle > 180) {
joinType = Arc2D.CHORD;
}
else {
joinType = Arc2D.PIE;
}
}
else if (this.shape == DialShape.CIRCLE) {
joinType = Arc2D.PIE;
if (dial) {
extent = 360;
}
}
else {
throw new IllegalStateException("DialShape not recognised.");
}
g2.setPaint(paint);
Arc2D.Double arc = new Arc2D.Double(x, y, w, h, startAngle, extent,
joinType);
g2.fill(arc);
}
/**
* Returns a rectangle that encloses the axis label. This is typically
* used for layout purposes (it gives the maximum dimensions of the label).
*
* @param g2 the graphics device.
* @param edge the edge of the plot area along which the axis is measuring.
*
* @return The enclosing rectangle.
*/
protected Rectangle2D getLabelEnclosure(Graphics2D g2, RectangleEdge edge) {
Rectangle2D result = new Rectangle2D.Double();
Rectangle2D bounds = null;
if (this.attributedLabel != null) {
TextLayout layout = new TextLayout(
this.attributedLabel.getIterator(),
g2.getFontRenderContext());
bounds = layout.getBounds();
} else {
String axisLabel = getLabel();
if (axisLabel != null && !axisLabel.equals("")) {
FontMetrics fm = g2.getFontMetrics(getLabelFont());
bounds = TextUtilities.getTextBounds(axisLabel, g2, fm);
}
}
if (bounds != null) {
RectangleInsets insets = getLabelInsets();
bounds = insets.createOutsetRectangle(bounds);
double angle = getLabelAngle();
if (edge == RectangleEdge.LEFT || edge == RectangleEdge.RIGHT) {
angle = angle - Math.PI / 2.0;
}
double x = bounds.getCenterX();
double y = bounds.getCenterY();
AffineTransform transformer
= AffineTransform.getRotateInstance(angle, x, y);
Shape labelBounds = transformer.createTransformedShape(bounds);
result = labelBounds.getBounds2D();
}
return result;
}
Shape intersectRectShape(Rectangle2D r, Shape s,
boolean keep1, boolean keep2) {
if (s instanceof Rectangle2D) {
Rectangle2D r2 = (Rectangle2D) s;
Rectangle2D outrect;
if (!keep1) {
outrect = r;
} else if (!keep2) {
outrect = r2;
} else {
outrect = new Rectangle2D.Float();
}
double x1 = Math.max(r.getX(), r2.getX());
double x2 = Math.min(r.getX() + r.getWidth(),
r2.getX() + r2.getWidth());
double y1 = Math.max(r.getY(), r2.getY());
double y2 = Math.min(r.getY() + r.getHeight(),
r2.getY() + r2.getHeight());
if (((x2 - x1) < 0) || ((y2 - y1) < 0))
// Width or height is negative. No intersection.
outrect.setFrameFromDiagonal(0, 0, 0, 0);
else
outrect.setFrameFromDiagonal(x1, y1, x2, y2);
return outrect;
}
if (r.contains(s.getBounds2D())) {
if (keep2) {
s = cloneShape(s);
}
return s;
}
return intersectByArea(r, s, keep1, keep2);
}
@Override
public void paintObject(Graphics2D g2, OOState s, ObjectInstance ob, float cWidth, float cHeight) {
int type = (Integer)ob.get(VAR_TYPE);
int multiplier = type / this.baseColors.size();
int colIndex = type % this.baseColors.size();
Color col = this.baseColors.get(colIndex);
for(int i = 0; i < multiplier; i++){
col = col.darker();
}
//set the color of the object
g2.setColor(col);
float domainXScale = this.dwidth;
float domainYScale = this.dheight;
//determine then normalized width
float width = (1.0f / domainXScale) * cWidth;
float height = (1.0f / domainYScale) * cHeight;
float rx = (Integer)ob.get(VAR_X)*width;
float ry = cHeight - height - (Integer)ob.get(VAR_Y)*height;
g2.fill(new Rectangle2D.Float(rx, ry, width, height));
}
/**
* Augments the input image with a labeled rectangle (e.g. bounding box) with coordinates: (x1, y1, x2, y2).
*
* @param image Input image to be augmented with labeled rectangle.
* @param cid Unique id used to select the color of the rectangle. Used only if the colorAgnostic is set to false.
* @param title rectangle title
* @param x1 top left corner for the bounding box
* @param y1 top left corner for the bounding box
* @param x2 bottom right corner for the bounding box
* @param y2 bottom right corner for the bounding box
* @param colorAgnostic If set to false the cid is used to select the bounding box color. Uses the
* AGNOSTIC_COLOR otherwise.
*/
public static void drawBoundingBox(BufferedImage image, int cid, String title, int x1, int y1, int x2, int y2,
boolean colorAgnostic) {
Graphics2D g = image.createGraphics();
g.setRenderingHint(RenderingHints.KEY_TEXT_ANTIALIASING, RenderingHints.VALUE_TEXT_ANTIALIAS_ON);
Color labelColor = colorAgnostic ? AGNOSTIC_COLOR : GraphicsUtils.getClassColor(cid);
g.setColor(labelColor);
g.setFont(DEFAULT_FONT);
FontMetrics fontMetrics = g.getFontMetrics();
Stroke oldStroke = g.getStroke();
g.setStroke(new BasicStroke(LINE_THICKNESS));
g.drawRect(x1, y1, (x2 - x1), (y2 - y1));
g.setStroke(oldStroke);
Rectangle2D rect = fontMetrics.getStringBounds(title, g);
g.setColor(labelColor);
g.fillRect(x1, y1 - fontMetrics.getAscent(),
(int) rect.getWidth() + 2 * TITLE_OFFSET, (int) rect.getHeight());
g.setColor(getTextColor(labelColor));
g.drawString(title, x1 + TITLE_OFFSET, y1);
}
private Rectangle2D decodeRect1() {
rect.setRect(decodeX(0.0f), //x
decodeY(1.0f), //y
decodeX(0.0f) - decodeX(0.0f), //width
decodeY(1.0f) - decodeY(1.0f)); //height
return rect;
}
/**
* Creates a rectangle that is aligned to the frame.
*
* @param dimensions the dimensions for the rectangle.
* @param frame the frame to align to.
* @param hAlign the horizontal alignment.
* @param vAlign the vertical alignment.
*
* @return A rectangle.
*/
private Rectangle2D createAlignedRectangle2D(Size2D dimensions,
Rectangle2D frame, HorizontalAlignment hAlign,
VerticalAlignment vAlign) {
double x = Double.NaN;
double y = Double.NaN;
if (hAlign == HorizontalAlignment.LEFT) {
x = frame.getX();
}
else if (hAlign == HorizontalAlignment.CENTER) {
x = frame.getCenterX() - (dimensions.width / 2.0);
}
else if (hAlign == HorizontalAlignment.RIGHT) {
x = frame.getMaxX() - dimensions.width;
}
if (vAlign == VerticalAlignment.TOP) {
y = frame.getY();
}
else if (vAlign == VerticalAlignment.CENTER) {
y = frame.getCenterY() - (dimensions.height / 2.0);
}
else if (vAlign == VerticalAlignment.BOTTOM) {
y = frame.getMaxY() - dimensions.height;
}
return new Rectangle2D.Double(x, y, dimensions.width,
dimensions.height);
}
@Override
public Rectangle2D modelToView2D(JTextComponent a, int b, Position.Bias c) throws BadLocationException {
Rectangle2D returnValue =
((TextUI) (uis.elementAt(0))).modelToView2D(a,b,c);
for (int i = 1; i < uis.size(); i++) {
((TextUI) (uis.elementAt(i))).modelToView2D(a,b,c);
}
return returnValue;
}
/**
* Calculates the positions of the tick labels for the axis, storing the
* results in the tick label list (ready for drawing).
*
* @param g2 the graphics device.
* @param state the axis state.
* @param dataArea the area in which the data should be drawn.
* @param edge the location of the axis.
*
* @return A list of ticks.
*/
@Override
public List refreshTicks(Graphics2D g2, AxisState state,
Rectangle2D dataArea, RectangleEdge edge) {
List ticks = null;
if (RectangleEdge.isTopOrBottom(edge)) {
ticks = refreshTicksHorizontal(g2, dataArea, edge);
} else if (RectangleEdge.isLeftOrRight(edge)) {
ticks = refreshTicksVertical(g2, dataArea, edge);
}
return ticks;
}