/*
* Copyright (c) 2008, Oracle and/or its affiliates. All rights reserved.
* ORACLE PROPRIETARY/CONFIDENTIAL. Use is subject to license terms.
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package javax.swing.colorchooser;
import java.awt.Component;
import javax.swing.UIManager;
class ColorModel {
private final String prefix;
private final String[] labels;
ColorModel(String name, String... labels) {
this.prefix = "ColorChooser." + name; // NON-NLS: default prefix
this.labels = labels;
}
ColorModel() {
this("rgb", "Red", "Green", "Blue", "Alpha"); // NON-NLS: components
}
void setColor(int color, float[] model) {
model[0] = normalize(color >> 16);
model[1] = normalize(color >> 8);
model[2] = normalize(color);
model[3] = normalize(color >> 24);
}
int getColor(float[] model) {
return to8bit(model[2]) | (to8bit(model[1]) << 8) | (to8bit(model[0]) << 16) | (to8bit(model[3]) << 24);
}
int getCount() {
return this.labels.length;
}
int getMinimum(int index) {
return 0;
}
int getMaximum(int index) {
return 255;
}
float getDefault(int index) {
return 0.0f;
}
final String getLabel(Component component, int index) {
return getText(component, this.labels[index]);
}
private static float normalize(int value) {
return (float) (value & 0xFF) / 255.0f;
}
private static int to8bit(float value) {
return (int) (255.0f * value);
}
final String getText(Component component, String suffix) {
return UIManager.getString(this.prefix + suffix + "Text", component.getLocale()); // NON-NLS: default postfix
}
final int getInteger(Component component, String suffix) {
Object value = UIManager.get(this.prefix + suffix, component.getLocale());
if (value instanceof Integer) {
return (Integer) value;
}
if (value instanceof String) {
try {
return Integer.parseInt((String) value);
}
catch (NumberFormatException exception) {
}
}
return -1;
}
}