Class ChartZoom

java.lang.Object

java.awt.event.MouseAdapter

org.knowm.xchart.internal.chartpart.ChartZoom

All Implemented Interfaces:

ActionListener, MouseListener, MouseMotionListener, MouseWheelListener, EventListener, ChartPart

public class ChartZoom
extends MouseAdapter
implements ChartPart, ActionListener

Field Summary

Fields

Modifier and Type	Field	Description
protected Rectangle	bounds
protected boolean	filtered
protected final ChartButton	resetButton
protected int	x1
protected int	x2
protected final XChartPanel<XYChart>	xChartPanel
protected final XYChart	xyChart

Fields inherited from interface ChartPart

SOLID_STROKE

Constructor Summary

Constructors

Constructor	Description
ChartZoom(XYChart xyChart, XChartPanel<XYChart> xChartPanel, String resetString)	Constructor

Method Summary

Modifier and Type	Method	Description
void	actionPerformed(ActionEvent e)
void	filterXByIndex(int startIndex, int endIndex)
boolean	filterXByScreen(int screenXmin, int screenXmax)
Rectangle2D	getBounds()
private boolean	isAllPointsSelected()	Whether all points are selected in all series.
private boolean	isOnePointSeleted(double minValue, double maxValue)	Is there a point selected in all series.
private boolean	isOverlapping()	Whether the selectZoom overlaps with the chart.plot
void	mouseClicked(MouseEvent e)
void	mouseDragged(MouseEvent e)
void	mousePressed(MouseEvent e)
void	mouseReleased(MouseEvent e)
void	paint(Graphics2D g)
private void	repaint()
void	resetFilter()
protected void	resetZoom()

Methods inherited from class MouseAdapter

mouseEntered, mouseExited, mouseMoved, mouseWheelMoved

Methods inherited from class Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Field Details

xChartPanel

protected final XChartPanel<XYChart> xChartPanel

xyChart

protected final XYChart xyChart

bounds

protected Rectangle bounds

resetButton

protected final ChartButton resetButton

x1

protected int x1

x2

protected int x2

filtered

protected boolean filtered

Constructor Details

ChartZoom

public ChartZoom(XYChart xyChart,
 XChartPanel<XYChart> xChartPanel,
 String resetString)

Constructor

Parameters:

xChartPanel -

resetString -

Method Details

resetZoom

protected void resetZoom()

repaint

private void repaint()

getBounds

public Rectangle2D getBounds()

Specified by:

getBounds in interface ChartPart

paint

public void paint(Graphics2D g)

Specified by:

paint in interface ChartPart

mousePressed

public void mousePressed(MouseEvent e)

Specified by:

mousePressed in interface MouseListener

Overrides:

mousePressed in class MouseAdapter

mouseDragged

public void mouseDragged(MouseEvent e)

Specified by:

mouseDragged in interface MouseMotionListener

Overrides:

mouseDragged in class MouseAdapter

mouseReleased

public void mouseReleased(MouseEvent e)

Specified by:

mouseReleased in interface MouseListener

Overrides:

mouseReleased in class MouseAdapter

filterXByScreen

public boolean filterXByScreen(int screenXmin,
 int screenXmax)

isOnePointSeleted

private boolean isOnePointSeleted(double minValue,
 double maxValue)

Is there a point selected in all series.

Parameters:

minValue -

maxValue -

Returns:

resetFilter

public void resetFilter()

filterXByIndex

public void filterXByIndex(int startIndex,
 int endIndex)

isAllPointsSelected

private boolean isAllPointsSelected()

Whether all points are selected in all series.

Returns:

mouseClicked

public void mouseClicked(MouseEvent e)

Specified by:

mouseClicked in interface MouseListener

Overrides:

mouseClicked in class MouseAdapter

actionPerformed

public void actionPerformed(ActionEvent e)

Specified by:

actionPerformed in interface ActionListener

isOverlapping

private boolean isOverlapping()

Whether the selectZoom overlaps with the chart.plot

Returns:

true:overlapping, false: No overlap