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Friday, March 21, 2008

Font Example( Font Canvas)

import javax.microedition.lcdui.Canvas;
import javax.microedition.lcdui.Font;
import javax.microedition.lcdui.Graphics;

public class FontCanvas extends Canvas {

private Font systemFont, monospaceFont, proportionalFont;

public FontCanvas() {
this(Font.STYLE_PLAIN);
}

public FontCanvas(int style) {
setStyle(style);
}

public void setStyle(int style) {
systemFont = Font.getFont(Font.FACE_SYSTEM, style, Font.SIZE_MEDIUM);
monospaceFont = Font.getFont(Font.FACE_MONOSPACE, style, Font.SIZE_MEDIUM);
proportionalFont = Font.getFont(Font.FACE_PROPORTIONAL, style, Font.SIZE_MEDIUM);
}
public void paint(Graphics g) {
int w = getWidth();
int h = getHeight();

// Clear the Canvas.
g.setGrayScale(255);
g.fillRect(0, 0, w - 1, h - 1);
g.setGrayScale(0);
g.drawRect(0, 0, w - 1, h - 1);

int x = w / 2;
int y = 20;

y += showFont(g, "System", x, y, systemFont);
y += showFont(g, "Monospace", x, y, monospaceFont);
y += showFont(g, "Proportional", x, y, proportionalFont);
}

private int showFont(Graphics g, String s, int x, int y, Font f) {
g.setFont(f);
g.drawString(s, x, y, Graphics.TOP | Graphics.HCENTER);
return f.getHeight();
}
}

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