com.klg.jclass.chart3d
Class Draw

java.lang.Object
  |
  +--com.klg.jclass.chart3d.Draw

All Implemented Interfaces:

Serializable

Direct Known Subclasses:

DrawGrid, DrawPoint

public abstract class Draw

extends Object

implements Serializable

Abstract class that draws the dataset associated with its dataView parent. Child classes must implement the draw and draw2dPoints methods for the given type of data.

See Also:

Serialized Form

Field Summary

protected com.klg.jclass.chart3d.Chart3dDataView	dataView
protected com.klg.jclass.chart3d.Mapping	mapping
protected com.klg.jclass.chart3d.ScreenPoint	originPoint

Method Summary

protected abstract void	draw(Graphics gc) Draws the graph based on the data.
protected abstract void	draw2dPoints(Graphics gc) Draws 2d points based on the data.
com.klg.jclass.chart3d.Chart3dDataView	getDataView() Gets the value of the dataView property.
com.klg.jclass.chart3d.Mapping	getMapping() Gets the current mapping object.
protected void	renderDropLine(Graphics gc, com.klg.jclass.chart3d.ScreenPoint pt, com.klg.jclass.chart3d.JCLineStyle lineStyle, double x, double y) Draws a drop line based from the calculated ScreenPoint to the origin.
protected void	renderPoint(Graphics gc, com.klg.jclass.chart3d.JCSymbolStyle symbolStyle, com.klg.jclass.chart3d.JCLineStyle lineStyle, com.klg.jclass.chart3d.ScreenPoint pt, double x, double y) Renders the point with given screen point.
void	setMapping(com.klg.jclass.chart3d.Mapping mapping) Sets the mapping object for this draw object.

Methods inherited from class java.lang.Object

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

Field Detail

originPoint

protected com.klg.jclass.chart3d.ScreenPoint originPoint

dataView

protected com.klg.jclass.chart3d.Chart3dDataView dataView

mapping

protected com.klg.jclass.chart3d.Mapping mapping

Method Detail

getDataView

public com.klg.jclass.chart3d.Chart3dDataView getDataView()

Gets the value of the dataView property. The dataView property points to the containing Chart3dDataView for this data object

getMapping

public com.klg.jclass.chart3d.Mapping getMapping()

Gets the current mapping object. It must match the type (grid or point) of this draw object.

setMapping

public void setMapping(com.klg.jclass.chart3d.Mapping mapping)

Sets the mapping object for this draw object. It must match the type (grid or point) of this draw object.

Parameters:

mapping -

renderDropLine

protected void renderDropLine(Graphics gc,
                              com.klg.jclass.chart3d.ScreenPoint pt,
                              com.klg.jclass.chart3d.JCLineStyle lineStyle,
                              double x,
                              double y)

Draws a drop line based from the calculated ScreenPoint to the origin.

Parameters:

gc -

pt -

lineStyle -

x -

y -

renderPoint

protected void renderPoint(Graphics gc,
                           com.klg.jclass.chart3d.JCSymbolStyle symbolStyle,
                           com.klg.jclass.chart3d.JCLineStyle lineStyle,
                           com.klg.jclass.chart3d.ScreenPoint pt,
                           double x,
                           double y)

Renders the point with given screen point. If drawing drop lines, decide whether to draw drop lines first or last.

Parameters:

gc -

symbolStyle -

lineStyle -

pt -

x -

y -

draw

protected abstract void draw(Graphics gc)

Draws the graph based on the data.

Parameters:

gc -

draw2dPoints

protected abstract void draw2dPoints(Graphics gc)

Draws 2d points based on the data.

Parameters:

gc -