Class GhostPaintingUtils
- java.lang.Object
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- org.pushingpixels.radiance.theming.internal.widget.animation.effects.GhostPaintingUtils
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public class GhostPaintingUtils extends java.lang.Object
Utility class that implements the ghost effects.
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Field Summary
Fields Modifier and Type Field Description private static java.util.LinkedHashMap<java.lang.String,java.awt.image.BufferedImage>
componentGhostCache
Cache of component ghost images.static float
DECAY_FACTOR
Global decay factor.private static java.util.LinkedHashMap<java.lang.String,java.awt.image.BufferedImage>
iconGhostCache
Cache of icon ghost images.static float
MAX_ICON_GHOSTING_ALPHA
Maximal starting opacity for icon ghosting.static float
MAX_PRESS_GHOSTING_ALPHA
Maximal starting opacity for press ghosting.static float
MIN_ICON_GHOSTING_ALPHA
Minimal starting opacity for icon ghosting.static float
MIN_PRESS_GHOSTING_ALPHA
Minimal starting opacity for press ghosting.
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Constructor Summary
Constructors Constructor Description GhostPaintingUtils()
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Method Summary
All Methods Static Methods Concrete Methods Modifier and Type Method Description private static java.awt.image.BufferedImage
getComponentGhostImage(javax.swing.JComponent comp, Timeline ghostPressTimeline, double ghostScaleFactor)
Returns a scaled ghost image of the specified component.private static java.awt.image.BufferedImage
getIconGhostImage(javax.swing.JComponent comp, Timeline ghostRolloverTimeline, javax.swing.Icon icon, double ghostScaleFactor)
Returns a scaled ghost image of the specified icon.static void
paintGhostIcon(java.awt.Graphics2D graphics, java.awt.Component b, javax.swing.Icon icon, java.awt.Rectangle iconRectangle)
Paints the ghost icon inside the bounds of the specified button.static void
paintGhostIcon(java.awt.Graphics2D graphics, javax.swing.AbstractButton b, java.awt.Rectangle iconRectangle)
Paints the ghost icon inside the bounds of the specified button.static void
paintGhostImages(java.awt.Component mainComponent, java.awt.Graphics g)
Paints ghost images on the specified component.
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Field Detail
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MIN_ICON_GHOSTING_ALPHA
public static float MIN_ICON_GHOSTING_ALPHA
Minimal starting opacity for icon ghosting. Change to a higher value for debugging / demoing purposes.
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MAX_ICON_GHOSTING_ALPHA
public static float MAX_ICON_GHOSTING_ALPHA
Maximal starting opacity for icon ghosting. Change to a higher value for debugging / demoing purposes.
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MIN_PRESS_GHOSTING_ALPHA
public static float MIN_PRESS_GHOSTING_ALPHA
Minimal starting opacity for press ghosting. Change to a higher value for debugging / demoing purposes.
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MAX_PRESS_GHOSTING_ALPHA
public static float MAX_PRESS_GHOSTING_ALPHA
Maximal starting opacity for press ghosting. Change to a higher value for debugging / demoing purposes.
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DECAY_FACTOR
public static float DECAY_FACTOR
Global decay factor.
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componentGhostCache
private static java.util.LinkedHashMap<java.lang.String,java.awt.image.BufferedImage> componentGhostCache
Cache of component ghost images. Used to speed up the rendering of the ghost effects.
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iconGhostCache
private static java.util.LinkedHashMap<java.lang.String,java.awt.image.BufferedImage> iconGhostCache
Cache of icon ghost images. Used to speed up the rendering of the ghost effects.
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Method Detail
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getComponentGhostImage
private static java.awt.image.BufferedImage getComponentGhostImage(javax.swing.JComponent comp, Timeline ghostPressTimeline, double ghostScaleFactor)
Returns a scaled ghost image of the specified component.- Parameters:
comp
- Component.ghostScaleFactor
- Scale factor.- Returns:
- A scaled ghost image of the specified component.
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getIconGhostImage
private static java.awt.image.BufferedImage getIconGhostImage(javax.swing.JComponent comp, Timeline ghostRolloverTimeline, javax.swing.Icon icon, double ghostScaleFactor)
Returns a scaled ghost image of the specified icon.- Parameters:
comp
- Component.icon
- Icon.ghostScaleFactor
- Scale factor.- Returns:
- A scaled ghost image of the specified icon.
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paintGhostImages
public static void paintGhostImages(java.awt.Component mainComponent, java.awt.Graphics g)
Paints ghost images on the specified component.- Parameters:
mainComponent
- Component.g
- Graphics context.
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paintGhostIcon
public static void paintGhostIcon(java.awt.Graphics2D graphics, javax.swing.AbstractButton b, java.awt.Rectangle iconRectangle)
Paints the ghost icon inside the bounds of the specified button.- Parameters:
graphics
- Graphics context.b
- Button.iconRectangle
- Rectangle of the button icon.
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paintGhostIcon
public static void paintGhostIcon(java.awt.Graphics2D graphics, java.awt.Component b, javax.swing.Icon icon, java.awt.Rectangle iconRectangle)
Paints the ghost icon inside the bounds of the specified button.- Parameters:
graphics
- Graphics context.b
- Button.icon
- Icon to paint.iconRectangle
- Rectangle of the button icon.
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