下面列出了java.awt.geom.Rectangle2D#contains ( ) 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。
/**
* Handles a 'click' on the plot by updating the anchor value.
*
* @param x x-coordinate of the click (in Java2D space).
* @param y y-coordinate of the click (in Java2D space).
* @param info information about the plot's dimensions.
*
*/
public void handleClick(int x, int y, PlotRenderingInfo info) {
Rectangle2D dataArea = info.getDataArea();
if (dataArea.contains(x, y)) {
// set the anchor value for the range axis...
double java2D = 0.0;
if (this.orientation == PlotOrientation.HORIZONTAL) {
java2D = x;
}
else if (this.orientation == PlotOrientation.VERTICAL) {
java2D = y;
}
RectangleEdge edge = Plot.resolveRangeAxisLocation(
getRangeAxisLocation(), this.orientation);
double value = getRangeAxis().java2DToValue(
java2D, info.getDataArea(), edge);
setAnchorValue(value);
setRangeCrosshairValue(value);
}
}
/**
* Handles a 'click' on the plot by updating the anchor value.
*
* @param x x-coordinate of the click (in Java2D space).
* @param y y-coordinate of the click (in Java2D space).
* @param info information about the plot's dimensions.
*
*/
public void handleClick(int x, int y, PlotRenderingInfo info) {
Rectangle2D dataArea = info.getDataArea();
if (dataArea.contains(x, y)) {
// set the anchor value for the range axis...
double java2D = 0.0;
if (this.orientation == PlotOrientation.HORIZONTAL) {
java2D = x;
}
else if (this.orientation == PlotOrientation.VERTICAL) {
java2D = y;
}
RectangleEdge edge = Plot.resolveRangeAxisLocation(
getRangeAxisLocation(), this.orientation);
double value = getRangeAxis().java2DToValue(
java2D, info.getDataArea(), edge);
setAnchorValue(value);
setRangeCrosshairValue(value);
}
}
/**
* Handles a 'click' on the plot by updating the anchor value.
*
* @param x x-coordinate of the click (in Java2D space).
* @param y y-coordinate of the click (in Java2D space).
* @param info information about the plot's dimensions.
*
*/
public void handleClick(int x, int y, PlotRenderingInfo info) {
Rectangle2D dataArea = info.getDataArea();
if (dataArea.contains(x, y)) {
// set the anchor value for the range axis...
double java2D = 0.0;
if (this.orientation == PlotOrientation.HORIZONTAL) {
java2D = x;
}
else if (this.orientation == PlotOrientation.VERTICAL) {
java2D = y;
}
RectangleEdge edge = Plot.resolveRangeAxisLocation(
getRangeAxisLocation(), this.orientation);
double value = getRangeAxis().java2DToValue(
java2D, info.getDataArea(), edge);
setAnchorValue(value);
setRangeCrosshairValue(value);
}
}
/**
* Handles a 'click' on the plot by updating the anchor value.
*
* @param x x-coordinate of the click (in Java2D space).
* @param y y-coordinate of the click (in Java2D space).
* @param info information about the plot's dimensions.
*
*/
public void handleClick(int x, int y, PlotRenderingInfo info) {
Rectangle2D dataArea = info.getDataArea();
if (dataArea.contains(x, y)) {
// set the anchor value for the range axis...
double java2D = 0.0;
if (this.orientation == PlotOrientation.HORIZONTAL) {
java2D = x;
}
else if (this.orientation == PlotOrientation.VERTICAL) {
java2D = y;
}
RectangleEdge edge = Plot.resolveRangeAxisLocation(
getRangeAxisLocation(), this.orientation);
double value = getRangeAxis().java2DToValue(
java2D, info.getDataArea(), edge);
setAnchorValue(value);
setRangeCrosshairValue(value);
}
}
/**
* Handles a 'click' on the plot by updating the anchor value.
*
* @param x x-coordinate of the click (in Java2D space).
* @param y y-coordinate of the click (in Java2D space).
* @param info information about the plot's dimensions.
*
*/
public void handleClick(int x, int y, PlotRenderingInfo info) {
Rectangle2D dataArea = info.getDataArea();
if (dataArea.contains(x, y)) {
// set the anchor value for the range axis...
double java2D = 0.0;
if (this.orientation == PlotOrientation.HORIZONTAL) {
java2D = x;
}
else if (this.orientation == PlotOrientation.VERTICAL) {
java2D = y;
}
RectangleEdge edge = Plot.resolveRangeAxisLocation(
getRangeAxisLocation(), this.orientation);
double value = getRangeAxis().java2DToValue(
java2D, info.getDataArea(), edge);
setAnchorValue(value);
setRangeCrosshairValue(value);
}
}
/**
* Handles a 'click' on the plot.
*
* @param x x-coordinate of the click.
* @param y y-coordinate of the click.
* @param info information about the plot's dimensions.
*
*/
@Override
public void handleClick(int x, int y, PlotRenderingInfo info) {
Rectangle2D dataArea = info.getDataArea();
if (dataArea.contains(x, y)) {
for (int i = 0; i < this.subplots.size(); i++) {
CategoryPlot subplot = (CategoryPlot) this.subplots.get(i);
PlotRenderingInfo subplotInfo = info.getSubplotInfo(i);
subplot.handleClick(x, y, subplotInfo);
}
}
}
public void mouseReleased(MouseEvent event) {
if (getAction() != null ? getAction().isEnabled() : isEnabled()) {
// do a hit test to make sure the mouse is being released inside the button
Rectangle2D buttonRect = BorderlessImageToggleButton.this.getBounds();
if (buttonRect.contains(event.getPoint())) {
BorderlessImageToggleButton.this.setBackground(BorderlessUtility.ON_MOUSE_OVER_BACKGROUND);
}
}
}
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);
}
/**
* Returns the index of the subplot that contains the specified
* (x, y) point (the "source" point). The source point will usually
* come from a mouse click on a {@link org.jfree.chart.ChartPanel},
* and this method is then used to determine the subplot that
* contains the source point.
*
* @param source the source point (in Java2D space, <code>null</code> not
* permitted).
*
* @return The subplot index (or -1 if no subplot contains
* <code>source</code>).
*/
public int getSubplotIndex(Point2D source) {
if (source == null) {
throw new IllegalArgumentException("Null 'source' argument.");
}
int subplotCount = getSubplotCount();
for (int i = 0; i < subplotCount; i++) {
PlotRenderingInfo info = getSubplotInfo(i);
Rectangle2D area = info.getDataArea();
if (area.contains(source)) {
return i;
}
}
return -1;
}
@Override
public boolean hitTestInLocalSpace(Point2D pointInLocalSpace) {
Rectangle2D bb = getBoundingBoxInLocalSpace();
if ((bb != null) && (getParent() != null)) {
return bb.contains(pointInLocalSpace);
}
return false;
}
/**
* Handles a 'click' on the plot by updating the anchor values.
*
* @param x x-coordinate, where the click occured.
* @param y y-coordinate, where the click occured.
* @param info object containing information about the plot dimensions.
*/
public void handleClick(int x, int y, PlotRenderingInfo info) {
Rectangle2D dataArea = info.getDataArea();
if (dataArea.contains(x, y)) {
for (int i = 0; i < this.subplots.size(); i++) {
XYPlot subplot = (XYPlot) this.subplots.get(i);
PlotRenderingInfo subplotInfo = info.getSubplotInfo(i);
subplot.handleClick(x, y, subplotInfo);
}
}
}
/**
* Draws an item label. This method is provided as an alternative to
* {@link #drawItemLabel(Graphics2D, PlotOrientation, XYDataset, int, int,
* double, double, boolean)} so that the bar can be used to calculate the
* label anchor point.
*
* @param g2 the graphics device.
* @param dataset the dataset.
* @param series the series index.
* @param item the item index.
* @param plot the plot.
* @param generator the label generator (<code>null</code> permitted, in
* which case the method does nothing, just returns).
* @param bar the bar.
* @param negative a flag indicating a negative value.
*/
protected void drawItemLabel(Graphics2D g2, XYDataset dataset,
int series, int item, XYPlot plot, XYItemLabelGenerator generator,
Rectangle2D bar, boolean negative) {
if (generator == null) {
return; // nothing to do
}
String label = generator.generateLabel(dataset, series, item);
if (label == null) {
return; // nothing to do
}
Font labelFont = getItemLabelFont(series, item);
g2.setFont(labelFont);
Paint paint = getItemLabelPaint(series, item);
g2.setPaint(paint);
// find out where to place the label...
ItemLabelPosition position;
if (!negative) {
position = getPositiveItemLabelPosition(series, item);
}
else {
position = getNegativeItemLabelPosition(series, item);
}
// work out the label anchor point...
Point2D anchorPoint = calculateLabelAnchorPoint(
position.getItemLabelAnchor(), bar, plot.getOrientation());
if (isInternalAnchor(position.getItemLabelAnchor())) {
Shape bounds = TextUtilities.calculateRotatedStringBounds(label,
g2, (float) anchorPoint.getX(), (float) anchorPoint.getY(),
position.getTextAnchor(), position.getAngle(),
position.getRotationAnchor());
if (bounds != null) {
if (!bar.contains(bounds.getBounds2D())) {
if (!negative) {
position = getPositiveItemLabelPositionFallback();
}
else {
position = getNegativeItemLabelPositionFallback();
}
if (position != null) {
anchorPoint = calculateLabelAnchorPoint(
position.getItemLabelAnchor(), bar,
plot.getOrientation());
}
}
}
}
if (position != null) {
TextUtilities.drawRotatedString(label, g2,
(float) anchorPoint.getX(), (float) anchorPoint.getY(),
position.getTextAnchor(), position.getAngle(),
position.getRotationAnchor());
}
}
/**
* Draws an item label. This method is overridden so that the bar can be
* used to calculate the label anchor point.
*
* @param g2 the graphics device.
* @param data the dataset.
* @param row the row.
* @param column the column.
* @param plot the plot.
* @param generator the label generator.
* @param bar the bar.
* @param negative a flag indicating a negative value.
*/
protected void drawItemLabel(Graphics2D g2,
CategoryDataset data,
int row,
int column,
CategoryPlot plot,
CategoryItemLabelGenerator generator,
Rectangle2D bar,
boolean negative) {
String label = generator.generateLabel(data, row, column);
if (label == null) {
return; // nothing to do
}
Font labelFont = getItemLabelFont(row, column);
g2.setFont(labelFont);
Paint paint = getItemLabelPaint(row, column);
g2.setPaint(paint);
// find out where to place the label...
ItemLabelPosition position;
if (!negative) {
position = getPositiveItemLabelPosition(row, column);
}
else {
position = getNegativeItemLabelPosition(row, column);
}
// work out the label anchor point...
Point2D anchorPoint = calculateLabelAnchorPoint(
position.getItemLabelAnchor(), bar, plot.getOrientation());
if (isInternalAnchor(position.getItemLabelAnchor())) {
Shape bounds = TextUtilities.calculateRotatedStringBounds(label,
g2, (float) anchorPoint.getX(), (float) anchorPoint.getY(),
position.getTextAnchor(), position.getAngle(),
position.getRotationAnchor());
if (bounds != null) {
if (!bar.contains(bounds.getBounds2D())) {
if (!negative) {
position = getPositiveItemLabelPositionFallback();
}
else {
position = getNegativeItemLabelPositionFallback();
}
if (position != null) {
anchorPoint = calculateLabelAnchorPoint(
position.getItemLabelAnchor(), bar,
plot.getOrientation());
}
}
}
}
if (position != null) {
TextUtilities.drawRotatedString(label, g2,
(float) anchorPoint.getX(), (float) anchorPoint.getY(),
position.getTextAnchor(), position.getAngle(),
position.getRotationAnchor());
}
}
/**
* Draws an item label. This method is provided as an alternative to
* {@link #drawItemLabel(Graphics2D, PlotOrientation, XYDataset, int, int,
* double, double, boolean)} so that the bar can be used to calculate the
* label anchor point.
*
* @param g2 the graphics device.
* @param dataset the dataset.
* @param series the series index.
* @param item the item index.
* @param plot the plot.
* @param generator the label generator (<code>null</code> permitted, in
* which case the method does nothing, just returns).
* @param bar the bar.
* @param negative a flag indicating a negative value.
*/
protected void drawItemLabel(Graphics2D g2, XYDataset dataset,
int series, int item, XYPlot plot, XYItemLabelGenerator generator,
Rectangle2D bar, boolean negative) {
if (generator == null) {
return; // nothing to do
}
String label = generator.generateLabel(dataset, series, item);
if (label == null) {
return; // nothing to do
}
Font labelFont = getItemLabelFont(series, item);
g2.setFont(labelFont);
Paint paint = getItemLabelPaint(series, item);
g2.setPaint(paint);
// find out where to place the label...
ItemLabelPosition position;
if (!negative) {
position = getPositiveItemLabelPosition(series, item);
}
else {
position = getNegativeItemLabelPosition(series, item);
}
// work out the label anchor point...
Point2D anchorPoint = calculateLabelAnchorPoint(
position.getItemLabelAnchor(), bar, plot.getOrientation());
if (isInternalAnchor(position.getItemLabelAnchor())) {
Shape bounds = TextUtilities.calculateRotatedStringBounds(label,
g2, (float) anchorPoint.getX(), (float) anchorPoint.getY(),
position.getTextAnchor(), position.getAngle(),
position.getRotationAnchor());
if (bounds != null) {
if (!bar.contains(bounds.getBounds2D())) {
if (!negative) {
position = getPositiveItemLabelPositionFallback();
}
else {
position = getNegativeItemLabelPositionFallback();
}
if (position != null) {
anchorPoint = calculateLabelAnchorPoint(
position.getItemLabelAnchor(), bar,
plot.getOrientation());
}
}
}
}
if (position != null) {
TextUtilities.drawRotatedString(label, g2,
(float) anchorPoint.getX(), (float) anchorPoint.getY(),
position.getTextAnchor(), position.getAngle(),
position.getRotationAnchor());
}
}
/**
* Draws a crosshair horizontally across the plot.
*
* @param g2 the graphics target.
* @param dataArea the data area.
* @param y the y-value in Java2D space.
* @param crosshair the crosshair.
*/
protected void drawHorizontalCrosshair(Graphics2D g2, Rectangle2D dataArea,
double y, Crosshair crosshair) {
if (y >= dataArea.getMinY() && y <= dataArea.getMaxY()) {
Line2D line = new Line2D.Double(dataArea.getMinX(), y,
dataArea.getMaxX(), y);
Paint savedPaint = g2.getPaint();
Stroke savedStroke = g2.getStroke();
g2.setPaint(crosshair.getPaint());
g2.setStroke(crosshair.getStroke());
g2.draw(line);
if (crosshair.isLabelVisible()) {
String label = crosshair.getLabelGenerator().generateLabel(
crosshair);
RectangleAnchor anchor = crosshair.getLabelAnchor();
Point2D pt = calculateLabelPoint(line, anchor, 5, 5);
float xx = (float) pt.getX();
float yy = (float) pt.getY();
TextAnchor alignPt = textAlignPtForLabelAnchorH(anchor);
Shape hotspot = TextUtilities.calculateRotatedStringBounds(
label, g2, xx, yy, alignPt, 0.0, TextAnchor.CENTER);
if (!dataArea.contains(hotspot.getBounds2D())) {
anchor = flipAnchorV(anchor);
pt = calculateLabelPoint(line, anchor, 5, 5);
xx = (float) pt.getX();
yy = (float) pt.getY();
alignPt = textAlignPtForLabelAnchorH(anchor);
hotspot = TextUtilities.calculateRotatedStringBounds(
label, g2, xx, yy, alignPt, 0.0, TextAnchor.CENTER);
}
g2.setPaint(crosshair.getLabelBackgroundPaint());
g2.fill(hotspot);
g2.setPaint(crosshair.getLabelOutlinePaint());
g2.draw(hotspot);
TextUtilities.drawAlignedString(label, g2, xx, yy, alignPt);
}
g2.setPaint(savedPaint);
g2.setStroke(savedStroke);
}
}
/**
* Draws an item label. This method is overridden so that the bar can be
* used to calculate the label anchor point.
*
* @param g2 the graphics device.
* @param dataset the dataset.
* @param series the series index.
* @param item the item index.
* @param plot the plot.
* @param generator the label generator.
* @param bar the bar.
* @param negative a flag indicating a negative value.
*/
protected void drawItemLabel(Graphics2D g2, XYDataset dataset,
int series, int item, XYPlot plot, XYItemLabelGenerator generator,
Rectangle2D bar, boolean negative) {
String label = generator.generateLabel(dataset, series, item);
if (label == null) {
return; // nothing to do
}
Font labelFont = getItemLabelFont(series, item);
g2.setFont(labelFont);
Paint paint = getItemLabelPaint(series, item);
g2.setPaint(paint);
// find out where to place the label...
ItemLabelPosition position = null;
if (!negative) {
position = getPositiveItemLabelPosition(series, item);
}
else {
position = getNegativeItemLabelPosition(series, item);
}
// work out the label anchor point...
Point2D anchorPoint = calculateLabelAnchorPoint(
position.getItemLabelAnchor(), bar, plot.getOrientation());
if (isInternalAnchor(position.getItemLabelAnchor())) {
Shape bounds = TextUtilities.calculateRotatedStringBounds(label,
g2, (float) anchorPoint.getX(), (float) anchorPoint.getY(),
position.getTextAnchor(), position.getAngle(),
position.getRotationAnchor());
if (bounds != null) {
if (!bar.contains(bounds.getBounds2D())) {
if (!negative) {
position = getPositiveItemLabelPositionFallback();
}
else {
position = getNegativeItemLabelPositionFallback();
}
if (position != null) {
anchorPoint = calculateLabelAnchorPoint(
position.getItemLabelAnchor(), bar,
plot.getOrientation());
}
}
}
}
if (position != null) {
TextUtilities.drawRotatedString(label, g2,
(float) anchorPoint.getX(), (float) anchorPoint.getY(),
position.getTextAnchor(), position.getAngle(),
position.getRotationAnchor());
}
}
private synchronized void adjustViewport(boolean fromMouse) {
double scOld = recognitionFrame.getOldScale() / 100d;
double scNew = recognitionFrame.getScale() / 100d;
if (scOld < 0.00001d) return; // avoid diff by 0 later
Dimension frameSize = getSize();
recognitionFrame.setViewPortSize(recognitionFrame.getSize());
Point2D offs = recognitionFrame.getViewPortOffset();
// "centralized zooming"
double centerX = frameSize.width / 2d;
double centerY = frameSize.height / 2d;
Point2D mousePos = getMousePosition(); // returns null if mouse cursor is not over component
double imgW = (int) (recognitionFrame.bimg.getWidth() * scOld);
double imgH = (int) (recognitionFrame.bimg.getHeight() * scOld);
Rectangle2D viewPortRect = new Rectangle2D.Double(-offs.getX(), -offs.getY(), imgW, imgH);
if (fromMouse && mousePos != null && viewPortRect.contains(mousePos)) { // if available, center the zooming to the mouse position
centerX = mousePos.getX();
centerY = mousePos.getY();
}
double x = offs.getX() + centerX;
double y = offs.getY() + centerY;
x *= (scNew / scOld);
y *= (scNew / scOld);
x -= centerX;
y -= centerY;
offs.setLocation(x, y);
// don't let the image out of the viewport
final double border = 20;
double ox = offs.getX();
double oy = offs.getY();
if (fromMouse) {
if (-offs.getX() + imgW - border < 0) ox = imgW - border;
if (-offs.getY() + imgH - border < 0) oy = imgH - border;
if (-offs.getX() + border > recognitionFrame.getWidth()) ox = -recognitionFrame.getWidth() + border;
if (-offs.getY() + border > recognitionFrame.getHeight()) oy = -recognitionFrame.getHeight() + border;
}
offs.setLocation(ox, oy);
recognitionFrame.setOldScale(scNew * 100d); // version 1.91
recognitionFrame.setViewPortOffset(new Point2D.Double(offs.getX(), offs.getY()));
recognitionFrame.repaint();
if ((exclusive || isSelected()) && renderGrid != null) {
renderGrid.setScale(recognitionFrame.getScale() / 100d);
//this.propertyChange(new PropertyChangeEvent(this, SCALE_SET_EVENT_OUT, null, new Integer((int)recognitionFrame.getScale())));
renderGrid.setViewportPosition(recognitionFrame.getViewPortOffset());
renderGrid.repaint();
}
}
/**
* Returns <code>true</code> if the specified point (xx, yy) in Java2D
* space falls within the "hot spot" for the specified data item, and
* <code>false</code> otherwise.
*
* @param xx
* @param yy
* @param g2
* @param dataArea
* @param plot
* @param domainAxis
* @param rangeAxis
* @param dataset
* @param row
* @param column
* @param selected
*
* @return
*
* @since 1.2.0
*/
public boolean hitTest(double xx, double yy, Graphics2D g2,
Rectangle2D dataArea, CategoryPlot plot, CategoryAxis domainAxis,
ValueAxis rangeAxis, CategoryDataset dataset, int row, int column,
boolean selected, CategoryItemRendererState state) {
Rectangle2D bounds = createHotSpotBounds(g2, dataArea, plot,
domainAxis, rangeAxis, dataset, row, column, selected,
state, null);
if (bounds == null) {
return false;
}
// FIXME: if the following test passes, we should then do the more
// expensive test against the hotSpotShape
return bounds.contains(xx, yy);
}
/**
* Returns <code>true</code> if the specified point (xx, yy) in Java2D
* space falls within the "hot spot" for the specified data item, and
* <code>false</code> otherwise.
*
* @param xx
* @param yy
* @param g2
* @param dataArea
* @param plot
* @param domainAxis
* @param rangeAxis
* @param dataset
* @param row
* @param column
* @param selected
*
* @return
*
* @since 1.2.0
*/
public boolean hitTest(double xx, double yy, Graphics2D g2,
Rectangle2D dataArea, CategoryPlot plot, CategoryAxis domainAxis,
ValueAxis rangeAxis, CategoryDataset dataset, int row, int column,
boolean selected, CategoryItemRendererState state) {
Rectangle2D bounds = createHotSpotBounds(g2, dataArea, plot,
domainAxis, rangeAxis, dataset, row, column, selected,
state, null);
if (bounds == null) {
return false;
}
// FIXME: if the following test passes, we should then do the more
// expensive test against the hotSpotShape
return bounds.contains(xx, yy);
}
/**
* Returns <code>true</code> if the specified point (xx, yy) in Java2D
* space falls within the "hot spot" for the specified data item, and
* <code>false</code> otherwise.
*
* @param xx
* @param yy
* @param g2
* @param dataArea
* @param plot
* @param domainAxis
* @param rangeAxis
* @param dataset
* @param row
* @param column
* @param selected
*
* @return
*
* @since 1.2.0
*/
public boolean hitTest(double xx, double yy, Graphics2D g2,
Rectangle2D dataArea, CategoryPlot plot, CategoryAxis domainAxis,
ValueAxis rangeAxis, CategoryDataset dataset, int row, int column,
boolean selected, CategoryItemRendererState state) {
Rectangle2D bounds = createHotSpotBounds(g2, dataArea, plot,
domainAxis, rangeAxis, dataset, row, column, selected,
state, null);
if (bounds == null) {
return false;
}
// FIXME: if the following test passes, we should then do the more
// expensive test against the hotSpotShape
return bounds.contains(xx, yy);
}