/** Set RGB color to specified index */
public void setRGB(int index, int rgb) {
alpha.setValue(index, MAX_LEVEL);
red.setValue(index, (rgb >> 16) & 0xFF);
green.setValue(index, (rgb >> 8) & 0xFF);
blue.setValue(index, (rgb >> 0) & 0xFF);
gray.setValue(index, ColorUtil.getGrayMix(rgb));
}
/** Set ARGB color to specified index */
public void setARGB(int index, int argb) {
alpha.setValue(index, (argb >> 24) & 0xFF);
red.setValue(index, (argb >> 16) & 0xFF);
green.setValue(index, (argb >> 8) & 0xFF);
blue.setValue(index, (argb >> 0) & 0xFF);
gray.setValue(index, ColorUtil.getGrayMix(argb));
}
/** Set ARGB control point values to specified index */
public void setARGBControlPoint(int index, Color value) {
alpha.setControlPoint(index, (short) value.getAlpha());
red.setControlPoint(index, (short) value.getRed());
green.setControlPoint(index, (short) value.getGreen());
blue.setControlPoint(index, (short) value.getBlue());
gray.setControlPoint(index, (short) ColorUtil.getGrayMix(value));
}
/** @see icy.common.UpdateEventHandler#beginUpdate() */
public void beginUpdate() {
updater.beginUpdate();
red.beginUpdate();
green.beginUpdate();
blue.beginUpdate();
gray.beginUpdate();
alpha.beginUpdate();
}
/** @see icy.common.UpdateEventHandler#endUpdate() */
public void endUpdate() {
alpha.endUpdate();
gray.endUpdate();
blue.endUpdate();
green.endUpdate();
red.endUpdate();
updater.endUpdate();
}
/**
* Return true is this is a linear type colormap.<br>
* Linear colormap are used to display plain gray or color image.<br>
* A non linear colormap means you usually have an indexed color image or you want to enhance
* contrast/color in display.
*/
public boolean isLinear() {
switch (type) {
default:
return red.isLinear() && green.isLinear() && blue.isLinear();
case GRAY:
return gray.isLinear();
case ALPHA:
return alpha.isLinear();
}
}
/**
* Copy data from specified 2D short array.
*
* @param copyAlpha Also copy the alpha information.
*/
public void copyFrom(short[][] maps, boolean copyAlpha) {
final int len = maps.length;
beginUpdate();
try {
// red component
if (len > 0) red.copyFrom(maps[0], 8);
if (len > 1) green.copyFrom(maps[1], 8);
if (len > 2) blue.copyFrom(maps[2], 8);
if (copyAlpha && (len > 3)) alpha.copyFrom(maps[3], 8);
} finally {
endUpdate();
}
}
/**
* Copy data from specified source colormap.
*
* @param copyAlpha Also copy the alpha information.
*/
public void copyFrom(IcyColorMap srcColorMap, boolean copyAlpha) {
beginUpdate();
try {
// copy colormap band
red.copyFrom(srcColorMap.red);
green.copyFrom(srcColorMap.green);
blue.copyFrom(srcColorMap.blue);
gray.copyFrom(srcColorMap.gray);
if (copyAlpha) alpha.copyFrom(srcColorMap.alpha);
// copy type
setType(srcColorMap.type);
} finally {
endUpdate();
}
}
/** @see IcyColorMap#setTypeFromData() */
public void setTypeFromData(boolean notifyChange) {
boolean grayColor = true;
boolean noColor = true;
boolean hasAlpha = false;
IcyColorMapType cmType;
for (int i = 0; i < MAX_INDEX; i++) {
final short r = red.map[i];
final short g = green.map[i];
final short b = blue.map[i];
final short a = alpha.map[i];
grayColor &= (r == g) && (r == b);
noColor &= (r == 0) && (g == 0) && (b == 0);
hasAlpha |= (a != MAX_LEVEL);
}
if (noColor && hasAlpha) cmType = IcyColorMapType.ALPHA;
else if (grayColor && !noColor) {
// set gray map
gray.copyFrom(red.map, 0);
cmType = IcyColorMapType.GRAY;
} else cmType = IcyColorMapType.RGB;
if (notifyChange) setType(cmType);
else type = cmType;
}
@Override
public boolean saveToXML(Node node) {
if (node == null) return false;
XMLUtil.setElementValue(node, ID_NAME, getName());
XMLUtil.setElementBooleanValue(node, ID_ENABLED, isEnabled());
XMLUtil.setElementValue(node, ID_TYPE, getType().toString());
boolean result = true;
result = result && red.saveToXML(XMLUtil.setElement(node, ID_RED));
result = result && green.saveToXML(XMLUtil.setElement(node, ID_GREEN));
result = result && blue.saveToXML(XMLUtil.setElement(node, ID_BLUE));
result = result && gray.saveToXML(XMLUtil.setElement(node, ID_GRAY));
result = result && alpha.saveToXML(XMLUtil.setElement(node, ID_ALPHA));
return result;
}
@Override
public boolean loadFromXML(Node node) {
if (node == null) return false;
beginUpdate();
try {
setName(XMLUtil.getElementValue(node, ID_NAME, ""));
setEnabled(XMLUtil.getElementBooleanValue(node, ID_ENABLED, true));
setType(IcyColorMapType.valueOf(XMLUtil.getElementValue(node, ID_TYPE, "")));
boolean result = true;
result = result && red.loadFromXML(XMLUtil.getElement(node, ID_RED));
result = result && green.loadFromXML(XMLUtil.getElement(node, ID_GREEN));
result = result && blue.loadFromXML(XMLUtil.getElement(node, ID_BLUE));
result = result && gray.loadFromXML(XMLUtil.getElement(node, ID_GRAY));
result = result && alpha.loadFromXML(XMLUtil.getElement(node, ID_ALPHA));
return result;
} finally {
endUpdate();
}
}
/** Set green intensity (normalized) to specified index */
public void setNormalizedGreen(int index, float value) {
green.setNormalizedValue(index, value);
}
/** Set a green control point to specified index and value */
public void setGreenControlPoint(int index, int value) {
green.setControlPoint(index, value);
}
/** Set a gray control point to specified index and value */
public void setGrayControlPoint(int index, int value) {
gray.setControlPoint(index, value);
}
/** Set a blue control point to specified index and value */
public void setBlueControlPoint(int index, int value) {
blue.setControlPoint(index, value);
}
/** Set red intensity to specified index */
public void setRed(int index, short value) {
red.setValue(index, value);
}
/** Set a alpha control point to specified index and value */
public void setAlphaControlPoint(int index, int value) {
alpha.setControlPoint(index, value);
}
/** Set blue intensity to specified index */
public void setBlue(int index, short value) {
blue.setValue(index, value);
}
/** Set green intensity to specified index */
public void setGreen(int index, short value) {
green.setValue(index, value);
}
/** Set gray intensity (normalized) to specified index */
public void setNormalizedGray(int index, float value) {
gray.setNormalizedValue(index, value);
}
/** Set alpha intensity (normalized) to specified index */
public void setNormalizedAlpha(int index, float value) {
alpha.setNormalizedValue(index, value);
}
/** Set blue intensity (normalized) to specified index */
public void setNormalizedBlue(int index, float value) {
blue.setNormalizedValue(index, value);
}
/** Set a red control point to specified index and value */
public void setRedControlPoint(int index, int value) {
// set control point
red.setControlPoint(index, value);
}
/** Set red intensity (normalized) to specified index */
public void setNormalizedRed(int index, float value) {
red.setNormalizedValue(index, value);
}
/** Set alpha intensity to specified index */
public void setAlpha(int index, short value) {
alpha.setValue(index, value);
}
/** Set gray intensity to specified index */
public void setGray(int index, short value) {
gray.setValue(index, value);
}