Package org.csstudio.swt.widgets.util

Class GraphicsUtil

java.lang.Object

org.csstudio.swt.widgets.util.GraphicsUtil

public class GraphicsUtil
extends Object

The utility class contains functions that all related with graphics.

Constructor Summary

Constructors

Constructor	Description
GraphicsUtil()

Method Summary

Modifier and Type	Method	Description
static Pattern	createScaledPattern(org.eclipse.draw2d.Graphics graphics, Device device, float x1, float y1, float x2, float y2, Color color1, int alpha1, Color color2, int alpha2)
static Pattern	createScaledPattern(org.eclipse.draw2d.Graphics graphics, Device device, float x1, float y1, float x2, float y2, Color color1, Color color2)
static RGB	mixColors(RGB c1, RGB c2, double weight)	Mixes the passed Colors and returns the resulting Color.
static boolean	testPatternSupported(org.eclipse.draw2d.Graphics graphics)

Methods inherited from class java.lang.Object

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

Constructor Details

GraphicsUtil

public GraphicsUtil()

Method Details

testPatternSupported

public static boolean testPatternSupported(org.eclipse.draw2d.Graphics graphics)

createScaledPattern

public static Pattern createScaledPattern(org.eclipse.draw2d.Graphics graphics,
 Device device,
 float x1,
 float y1,
 float x2,
 float y2,
 Color color1,
 int alpha1,
 Color color2,
 int alpha2)

createScaledPattern

public static Pattern createScaledPattern(org.eclipse.draw2d.Graphics graphics,
 Device device,
 float x1,
 float y1,
 float x2,
 float y2,
 Color color1,
 Color color2)

mixColors

public static RGB mixColors(RGB c1,
 RGB c2,
 double weight)

Mixes the passed Colors and returns the resulting Color.

Parameters:

c1 - the first color

c2 - the second color

weight - the first color's weight from 0-1

Returns:

the new color