AccordionDrawer
Class InteractionBox

java.lang.Object
  |
  +--AccordionDrawer.InteractionBox

public class InteractionBox

extends java.lang.Object

Draw and cache information about an onscreen rubberband box. Because we need to draw exactly this box again to erase it in XOR mode, we must cache the corner points instead of looking them up dynamically.

Author:

Tamara Munzner

See Also:

GridCell

Field Summary

int[]	center center point, in pixel coordinates
CellGeom	item
int[]	max top right corner, in pixel coordinates
GridCell[]	maxc
int[]	min bottom left corner, in pixel coordinates
GridCell[]	minc

Constructor Summary

InteractionBox(GridCell[] minc, GridCell[] maxc, CellGeom item, AccordionDrawer d)

InteractionBox(int[] min, int[] max, AccordionDrawer d)

Method Summary

void	draw(java.awt.Color col, float linewidth, double plane)
void	drawRubberband()
void	undraw()

Methods inherited from class java.lang.Object

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

Field Detail

min

public int[] min

bottom left corner, in pixel coordinates

max

public int[] max

top right corner, in pixel coordinates

center

public int[] center

center point, in pixel coordinates

minc

public GridCell[] minc

maxc

public GridCell[] maxc

item

public CellGeom item

Constructor Detail

InteractionBox

public InteractionBox(GridCell[] minc,
                      GridCell[] maxc,
                      CellGeom item,
                      AccordionDrawer d)

InteractionBox

public InteractionBox(int[] min,
                      int[] max,
                      AccordionDrawer d)

Method Detail

draw

public void draw(java.awt.Color col,
                 float linewidth,
                 double plane)

undraw

public void undraw()

drawRubberband

public void drawRubberband()