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/*
* Copyright (c) 2005-2020 Radiance Kirill Grouchnikov. All Rights Reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions are met:
*
* o Redistributions of source code must retain the above copyright notice,
* this list of conditions and the following disclaimer.
*
* o Redistributions in binary form must reproduce the above copyright notice,
* this list of conditions and the following disclaimer in the documentation
* and/or other materials provided with the distribution.
*
* o Neither the name of the copyright holder nor the names of
* its contributors may be used to endorse or promote products derived
* from this software without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
* AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO,
* THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
* PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR
* CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
* EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
* PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS;
* OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY,
* WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE
* OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE,
* EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*/
package org.pushingpixels.substance.internal.utils.icon;
import org.pushingpixels.neon.api.icon.ResizableIcon;
import org.pushingpixels.substance.api.ComponentState;
import org.pushingpixels.substance.api.SubstanceSlices.ColorSchemeAssociationKind;
import org.pushingpixels.substance.api.SubstanceSlices.ComponentStateFacet;
import org.pushingpixels.substance.api.colorscheme.SubstanceColorScheme;
import org.pushingpixels.substance.internal.animation.StateTransitionTracker;
import org.pushingpixels.substance.internal.utils.*;
import javax.swing.*;
import java.awt.*;
import java.awt.image.BufferedImage;
import java.util.Map;
/**
* Transition aware implementation of highlightable icons.
*
* @author Kirill Grouchnikov
*/
@TransitionAware
public class HighlightableTransitionAwareIcon implements Icon {
/**
* Icon cache to speed up the subsequent icon painting. The basic assumption is that the
* {@link #delegate} returns an icon that paints the same for the same parameters.
*/
private static LazyResettableHashMap iconMap = new LazyResettableHashMap<>(
"HighlightableTransitionAwareIcon");
/**
* Icon width.
*/
private int iconWidth;
/**
* Icon height.
*/
private int iconHeight;
/**
* Delegate to compute the actual icons.
*/
private TransitionAwareIcon.Delegate delegate;
private JComponent component;
private ComponentStateFacet facetForHighlights;
private TransitionAwareIcon.TransitionAwareUIDelegate transitionAwareUIDelegate;
private String uniqueIconTypeId;
public HighlightableTransitionAwareIcon(final JComponent component,
TransitionAwareIcon.TransitionAwareUIDelegate transitionAwareUIDelegate,
TransitionAwareIcon.Delegate delegate, ComponentStateFacet facetForHighlights,
String uniqueIconTypeId) {
this.component = component;
this.facetForHighlights = facetForHighlights;
this.transitionAwareUIDelegate = transitionAwareUIDelegate;
this.delegate = delegate;
this.uniqueIconTypeId = uniqueIconTypeId;
Icon enabledIcon = this.delegate.getColorSchemeIcon(
SubstanceColorSchemeUtilities.getColorScheme(component, ComponentState.ENABLED));
this.iconWidth = enabledIcon.getIconWidth();
this.iconHeight = enabledIcon.getIconHeight();
}
@Override
public void paintIcon(Component c, Graphics g, int x, int y) {
this.getIconToPaint().paintIcon(c, g, x, y);
}
private ResizableIcon getIconToPaint() {
StateTransitionTracker stateTransitionTracker = this.transitionAwareUIDelegate
.getTransitionAwareUI().getTransitionTracker();
StateTransitionTracker.ModelStateInfo modelStateInfo = stateTransitionTracker
.getModelStateInfo();
Map activeStates = modelStateInfo
.getStateNoSelectionContributionMap();
ComponentState currState = modelStateInfo.getCurrModelStateNoSelection();
// Use HIGHLIGHT when necessary and MARK for the rest
ColorSchemeAssociationKind baseAssociationKind = currState
.isFacetActive(this.facetForHighlights) ? ColorSchemeAssociationKind.HIGHLIGHT
: ColorSchemeAssociationKind.MARK;
SubstanceColorScheme baseScheme = SubstanceColorSchemeUtilities
.getColorScheme(this.component, baseAssociationKind, currState);
float baseAlpha = SubstanceColorSchemeUtilities.getAlpha(this.component, currState);
HashMapKey keyBase = SubstanceCoreUtilities.getHashKey(this.component.getClass().getName(),
this.uniqueIconTypeId, SubstanceSizeUtils.getComponentFontSize(this.component),
baseScheme.getDisplayName(), baseAlpha);
ResizableIcon layerBase = iconMap.get(keyBase);
if (layerBase == null) {
ResizableIcon baseFullOpacity = this.delegate.getColorSchemeIcon(baseScheme);
if (baseAlpha == 1.0f) {
layerBase = baseFullOpacity;
iconMap.put(keyBase, layerBase);
} else {
BufferedImage baseImage = SubstanceCoreUtilities.getBlankImage(
baseFullOpacity.getIconWidth(), baseFullOpacity.getIconHeight());
Graphics2D g2base = baseImage.createGraphics();
g2base.setComposite(AlphaComposite.SrcOver.derive(baseAlpha));
baseFullOpacity.paintIcon(this.component, g2base, 0, 0);
g2base.dispose();
layerBase = new ImageWrapperIcon(baseImage);
iconMap.put(keyBase, layerBase);
}
}
if (currState.isDisabled() || (activeStates.size() == 1)) {
return layerBase;
}
BufferedImage result = SubstanceCoreUtilities.getBlankImage(layerBase.getIconWidth(),
layerBase.getIconHeight());
Graphics2D g2d = result.createGraphics();
// draw the base layer
layerBase.paintIcon(this.component, g2d, 0, 0);
// draw the other active layers
for (Map.Entry activeEntry : activeStates
.entrySet()) {
ComponentState activeState = activeEntry.getKey();
if (activeState == currState)
continue;
float stateContribution = activeEntry.getValue().getContribution();
if (stateContribution > 0.0f) {
g2d.setComposite(AlphaComposite.SrcOver.derive(stateContribution));
// Use HIGHLIGHT when necessary and MARK for the rest
ColorSchemeAssociationKind associationKind = activeState.isFacetActive(
this.facetForHighlights) ? ColorSchemeAssociationKind.HIGHLIGHT
: ColorSchemeAssociationKind.MARK;
SubstanceColorScheme scheme = SubstanceColorSchemeUtilities
.getColorScheme(this.component, associationKind, activeState);
float alpha = SubstanceColorSchemeUtilities.getAlpha(this.component, activeState);
HashMapKey key = SubstanceCoreUtilities.getHashKey(
this.component.getClass().getName(), this.uniqueIconTypeId,
SubstanceSizeUtils.getComponentFontSize(this.component),
scheme.getDisplayName(), alpha);
ResizableIcon layer = iconMap.get(key);
if (layer == null) {
ResizableIcon fullOpacity = this.delegate.getColorSchemeIcon(scheme);
if (alpha == 1.0f) {
layer = fullOpacity;
iconMap.put(key, layer);
} else {
BufferedImage image = SubstanceCoreUtilities.getBlankImage(
fullOpacity.getIconWidth(), fullOpacity.getIconHeight());
Graphics2D g2layer = image.createGraphics();
g2layer.setComposite(AlphaComposite.SrcOver.derive(alpha));
fullOpacity.paintIcon(this.component, g2layer, 0, 0);
g2layer.dispose();
layer = new ImageWrapperIcon(image);
iconMap.put(key, layer);
}
}
layer.paintIcon(this.component, g2d, 0, 0);
}
}
g2d.dispose();
return new ImageWrapperIcon(result);
}
@Override
public int getIconHeight() {
return this.iconHeight;
}
@Override
public int getIconWidth() {
return this.iconWidth;
}
}
