Draw String Using Canvas
This example is used to draw string on different location which is shown in
figure. The given code is used to show, how to draw string at different
locations.
g.drawString("Top/Left", 0, 0, Graphics.TOP | Graphics.LEFT);
g.drawString("Baseline/Center", getWidth() / 2, getHeight() / 2, Graphics.HCENTER | Graphics.BASELINE);
g.drawString("Bottom/Right", getWidth(), getHeight(), Graphics.BOTTOM | Graphics.RIGHT); |
In this code the Top/Left is used to draw the string on Top left
corner, the Baseline/Center is used to draw the string in center and the Bottom/Right
is used to draw the string on the bottom right corner. And the application is as
follows:
Source Code of DrawString.java
import javax.microedition.midlet.*;
import javax.microedition.lcdui.*;
public class DrawString extends MIDlet{
private Display display;
public void startApp(){
display = Display.getDisplay(this);
display.setCurrent (new TextCanvas());
}
public void pauseApp(){}
public void destroyApp(boolean unconditional){}
public void commandAction(){}
}
class TextCanvas extends Canvas{
public void paint(Graphics g){
g.setColor(255, 0, 0);
g.fillRect(0, 0, getWidth(), getHeight());
g.setColor(0, 0, 255);
g.drawString("Top/Left", 0, 0, Graphics.TOP | Graphics.LEFT);
g.drawString("Baseline/Center", getWidth() / 2, getHeight() / 2,
Graphics.HCENTER | Graphics.BASELINE);
g.drawString("Bottom/Right", getWidth(), getHeight(),
Graphics.BOTTOM | Graphics.RIGHT);
}
}
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