98 lines
2.8 KiB
Java
98 lines
2.8 KiB
Java
import java.awt.Color;
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import java.awt.Component;
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import java.awt.Dimension;
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import java.awt.Font;
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import java.awt.FontMetrics;
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import java.awt.Graphics;
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public class MyProgBar extends Component {
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final static int WINDOWS = 1;
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final static int PQ1 = 2;
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final static int PQ2 = 3;
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int minVal;
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int maxVal;
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int curVal;
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Color fgColor = new Color(0,0,128);
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Color bgColor = Color.lightGray;
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Color txColor = Color.white;
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int Height = 18;
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int Width = 40;
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private int mode;
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public MyProgBar(int min, int max, int pos, int mode) {
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this.minVal = min;
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this.maxVal = max;
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this.curVal = pos;
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this.mode = mode;
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}
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public MyProgBar(int min, int max, int pos) {
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this(min, max, pos, MyProgBar.WINDOWS);
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}
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public MyProgBar(int min, int max) {
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this(min, max, min, MyProgBar.WINDOWS);
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}
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public MyProgBar() {
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this(0, 100, 0, MyProgBar.WINDOWS);
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}
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public void paint(Graphics g) {
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System.out.println("Object is "+getSize().width+"x"+getSize().height);
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double percentage = (double)(curVal-minVal)/(double)(maxVal-minVal);
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String percString = String.valueOf((int)(percentage*100)) + "%";
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g.setFont(new Font("Dialog", Font.PLAIN, 10));
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FontMetrics fm = getFontMetrics(g.getFont());
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g.setColor(bgColor);
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g.fill3DRect(0,0,getSize().width-1,getSize().height-1, false);
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g.setColor(fgColor);
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int pright = (int)((double)(getSize().width-2)/(maxVal-minVal)*(curVal-minVal));
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g.fill3DRect(1,1,pright,getSize().height-2, true);
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g.setXORMode(txColor);
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int tleft;
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switch (mode) {
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default:
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case MyProgBar.WINDOWS:
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g.drawString(percString, getSize().width/2-fm.stringWidth(percString)/2, getSize().height/2-fm.getHeight()/2+fm.getAscent());
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break;
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case MyProgBar.PQ1:
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tleft = pright+2;
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if (tleft+fm.stringWidth(percString)>=getSize().width-1) tleft = getSize().width-1-fm.stringWidth(percString);
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g.drawString(percString, tleft, getSize().height/2-fm.getHeight()/2+fm.getAscent());
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break;
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case MyProgBar.PQ2:
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tleft = (pright-1)/2-fm.stringWidth(percString)/2+1;
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if (tleft <= 2) tleft = 2;
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g.drawString(percString, tleft, getSize().height/2-fm.getHeight()/2+fm.getAscent());
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break;
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}
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g.setPaintMode();
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g.setColor(Color.black);
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g.drawRect(0,0,getSize().width-1,getSize().height-1);
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}
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public void setMinValue(int v) {
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minVal = v;
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}
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public void setMaxValue(int v) {
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maxVal = v;
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}
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public void setPos(int p) {
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curVal = p;
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paint(getGraphics());
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}
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public Dimension getPreferredSize() {
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return new Dimension(Width, Height);
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}
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public Dimension getMinimumSize() {
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return new Dimension(Width, Height);
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}
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} |