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Code Issues Releases Wiki Activity

better implementation for ZLColor class

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git-svn-id: https://only.mawhrin.net/repos/FBReaderJ/trunk@153 6a642e6f-84f6-412e-ac94-c4a38d5a04b0
This commit is contained in:
Nikolay Pultsin 2007-11-16 20:36:43 +00:00
parent 882289c560
commit 62dba68578
2 changed files with 60 additions and 130 deletions
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58
src/org/zlibrary/options/ZLColorOption.java
View file

@ -11,39 +11,37 @@ import org.zlibrary.options.util.*;
*
*/
public final class ZLColorOption extends ZLOption {
private long myIntValue;
private long myDefaultValue;
public ZLColorOption (String category, String group, String optionName, ZLColor defaultValue){
super(category, group, optionName);
myDefaultValue = defaultValue.getIntValue();
myIntValue = myDefaultValue;
}
public ZLColorOption (String category, String group, String optionName, ZLColor defaultValue){
super(category, group, optionName);
myDefaultValue = defaultValue.getIntValue();
myIntValue = myDefaultValue;
}
public long getValue(){
if (!myIsSynchronized){
String strDefaultValue = ZLToStringConverter.convert(myDefaultValue);
String value = myConfig.getValue(myCategory, myGroup,
myOptionName, strDefaultValue);
myIntValue = ZLFromStringConverter.getIntegerValue(value);
myIsSynchronized = true;
}
return myIntValue;
}
public long getValue(){
if (!myIsSynchronized){
String strDefaultValue = ZLToStringConverter.convert(myDefaultValue);
String value = myConfig.getValue(myCategory, myGroup, myOptionName, strDefaultValue);
myIntValue = ZLFromStringConverter.getIntegerValue(value);
myIsSynchronized = true;
}
return myIntValue;
}
public void setValue(ZLColor colorValue){
long value = colorValue.getIntValue();
if (myIsSynchronized && (myIntValue == value)) {
return;
}
myIntValue = value;
myIsSynchronized = true;
if (myIntValue == myDefaultValue) {
myConfig.unsetValue(myCategory, myGroup, myOptionName);
} else {
String stringValue = ZLToStringConverter.convert(myIntValue);
myConfig.setValue(myCategory, myGroup, myOptionName, stringValue);
}
}
public void setValue(ZLColor colorValue){
long value = colorValue.getIntValue();
if (myIsSynchronized && (myIntValue == value)) {
return;
}
myIntValue = value;
myIsSynchronized = true;
if (myIntValue == myDefaultValue) {
myConfig.unsetValue(myCategory, myGroup, myOptionName);
} else {
String stringValue = ZLToStringConverter.convert(myIntValue);
myConfig.setValue(myCategory, myGroup, myOptionName, stringValue);
}
}
}

120
src/org/zlibrary/options/util/ZLColor.java
View file

@ -1,114 +1,46 @@
package org.zlibrary.options.util;
import java.awt.Color;
/**
* ñóùíîñòü "öâåò". ïðåäñòàâëåíèå çäåñü - ñòàíäàðòíûå RGB êîìïîíåíòû
* @author Àäìèíèñòðàòîð
*
* class Color. Color is presented as the triple of short's (Red, Green, Blue components)
* Each component should be in the range 0..255
*/
public class ZLColor {
public final short Red;
public final short Green;
public final short Blue;
private int myRed = 0;
private int myGreen = 0;
private int myBlue = 0;
/**
* è êîíñòðóêòîð ñîîòâåòñòâåííî äëÿ óäîáñòâà
* @param color
*/
public ZLColor(Color color){
setColor((int)color.getRed(), (int)color.getGreen(), (int)color.getBlue());
}
/**
* êîíñòðóêòîð ïî óìîë÷àíèþ äåëàåò öâåò ÷åðíûì
*/
public ZLColor(){
}
/**
* êîíñòðóêòîð ñ ïàðàìåòðàìè
*/
public ZLColor(int red, int green, int blue){
setColor(red, green, blue);
}
public ZLColor(String color){
String[] components = color.split(",");
setColor(Integer.parseInt(components[0]), Integer.parseInt(components[1]),
Integer.parseInt(components[2]));
}
/**
* ïåðåêðûâàåì ìåòîä toString,
* ïî ñóòè - êîäèðîâêà â äåñÿòè÷íóþ çàïèñü
* ðåçóëüòàò äîëæåí íàãëÿäíî ñîâïàäàòü ñ ðåçóëüòàòîì getIntValue
*/
public String toString(){
return "" + myRed + "," + myGreen + "," + myBlue;
public ZLColor() {
Red = 0;
Green = 0;
Blue = 0;
}
/**
* ÿâëÿåòñÿ ëè ÷èñëî êîððåêòíûì çíà÷åíèåì êîìïîíåíòû ðãá öâåòà.
*/
private boolean isCorrectComponent(int value){
return (value >=0 && value <= 255);
public ZLColor(short r, short g, short b) {
Red = (short)(r & 0xFF);
Green = (short)(g & 0xFF);
Blue = (short)(b & 0xFF);
}
/**
* óñòàíàâëèâàåì òîëüêî òå êîìïîíåíòû, êîòîðûå çàäàíû êîððåêòíî,
* òî åñòü ÿâëÿþòñÿ íåîòðèöàòåëüíûì ÷èñëîì < 256
*/
public void setColor (int red, int green, int blue){
if (isCorrectComponent(red)) {
myRed = red;
}
if (isCorrectComponent(green)) {
myGreen = green;
}
if (isCorrectComponent(blue)) {
myBlue = blue;
}
public ZLColor(int intValue) {
Red = (short)((intValue >> 16) & 0xFF);
Green = (short)((intValue >> 8) & 0xFF);
Blue = (short)(intValue & 0xFF);
}
/**
* êîíâåðòèðîâàíèå â ÀÂÒøíûé öâåò.
* @param color
*/
//TODO ðåøèòü íóæíî ëè ýòî âîîáùå
public void convertFromColor(Color color){
myRed = (int)color.getRed();
myGreen = (int)color.getGreen();
myBlue = (int)color.getBlue();
public int getIntValue() {
return (Red << 16) + (Green << 8) + Blue;
}
public Color convertToColor(){
return new Color(myRed, myGreen, myBlue);
}
/**
* @return öâåò îäíèì ÷èñëîì, ÷òîáû õðàíèòü â ïàìÿòè ìåíüøå =)
*/
public long getIntValue(){
return myRed*1000000 + myGreen*1000 + myBlue;
}
/**
* ïåðåêðûâàåì ìåòîä equals. öâåòà ñ÷èòàåì ðàâíûìè ïðè ðàâåíñòâå âñåõ êîìïîíåíò
*/
public boolean equals (Object o){
if (o == this)
public boolean equals(Object o) {
if (o == this) {
return true;
}
if (! (o.getClass() == this.getClass()))
if (!(o instanceof ZLColor)) {
return false;
}
ZLColor zlc = (ZLColor) o;
return ((zlc.myRed == this.myRed) &&
(zlc.myGreen == this.myGreen) &&
(zlc.myBlue == this.myBlue));
ZLColor color = (ZLColor)o;
return (color.Red == Red) && (color.Green == Green) && (color.Blue == Blue);
}
}