6.3.2 Font文本显示

/×
Font字体类别变化程序
×/
import javax.microedition.midlet.×;
import javax.microedition.lcdui.×;

public class canvasDemo3 extends MIDlet
{
Display display;
canvasFont canvasfont;

public canvasDemo3()
{
canvasfont=new canvasFont();
display=Display.getDisplay(this);
}

public void startApp()
{
display.setCurrent(canvasfont);
}

public void pauseApp(){}

public void destroyApp(boolean unconditional){}
class canvasFont extends Canvas
{
String   keyname="";
int      face=Font.FACE_MONOSPACE;
int      style=Font.STYLE_BOLD;
int      size=Font.SIZE_LARGE;
String   wface="FACE_MONOSPACE";
String   wstyle="STYLE_BOLD";
String   wsize="SIZE_LARGE";
String[ ]  inputkey={"1","2","3","4","5","6","7","8","9","0"};
//建立Face的相关字体字型格式
int[ ]    moveface={Font.FACE_MONOSPACE, Font.FACE_PROPORTIONAL,
Font.FACE_SYSTEM};
//建立Style的相关字体样式格式
int[ ]    movestyle={Font.STYLE_BOLD, Font.STYLE_ITALIC, Font.STYLE_
PLAIN, Font.STYLE_UNDERLINED};
//建立Size的相关字号格式
int[ ]   movesize={Font.SIZE_LARGE, Font.SIZE_MEDIUM, Font.SIZESMALL};
String[ ] wordface={"FACE_MONOSPACE", "FACE_PROPORTIONAL", "FACE_
SYSTEM"};
String[ ] wordstyle={"STYLE_BOLD", "STYLE_ITALIC", "STYLE_PLAIN",
"STYLE_UNDERLINED"};
String[ ] wordsize={"SIZE_LARGE", "SIZE_MEDIUM", "SIZE_SMALL"};

public canvasFont(){}

public void keyPressed(int keyCode)
{
keyname=getKeyName(keyCode);
for(int i=0; i<10; i++)
if(keyname.equals(inputkey[i]))
if(i>=0 && i<=2)
{
wface=wordface[i];
face=moveface[i];
}
else if(i>=3 && i<=6){
wstyle=wordstyle[i-3];
style=movestyle[i-3];
}
else{
wsize=wordsize[i-7];
size=movesize[i-7];
}      
repaint();
}
public void paint(Graphics g)
{
g.setColor(0xFFFFFF);
g.fillRect(0, 0, getWidth(), getHeight());
g.setColor(0);
g.drawString("游戏文字显示字体", getWidth()/2, 10, Graphics.HCENTER |
Graphics.TOP);
g.drawString("设置FACE:"+wface, getWidth()/2, 30, Graphics.HCENTER |
Graphics.TOP);
g.drawString("FACE数值:"+String.valueOf(face), getWidth()/2, 45,
Graphics.HCENTER | Graphics.TOP);
g.drawString("设置STYLE:"+wstyle, getWidth()/2, 65, Graphics.HCENTER | Graphics.TOP);
g.drawString("STYLE数值:"+String.valueOf(style), getWidth()/2, 80,
Graphics.HCENTER | Graphics.TOP);
g.drawString("设置SIZE:"+wsize, getWidth()/2, 100, Graphics.HCENTER | Graphics.TOP);
g.drawString("SIZE数值:"+String.valueOf(size), getWidth()/2, 115,
Graphics.HCENTER | Graphics.TOP);
//设置显示字型
g.setFont(Font.getFont(face,style,size));
g.drawString("Font字体设置状态", getWidth()/2, 140, Graphics.HCENTER |
　   Graphics.TOP);
}
}
}