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废话不多说了，直接给大家代码。
具体代码如下所示：
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package com.droidhen.game.layout;
import android.content.context;
import android.graphics.bitmap;
import android.graphics.bitmap.config;
import android.graphics.canvas;
import android.graphics.paint;
import android.graphics.paintflagsdrawfilter;
import android.graphics.rect;
import android.widget.imageview;
public class rotateimageview extends imageview {
/**旋转角度**/
private float _degree;
/**旋转中心**/
private float _x;
private float _y;
/** 背景和前景资源 */
private bitmap _bgres, _fgres;
/** 数字图片资源 */
private bitmap _nums;
private bitmap _buffer;
private canvas _canvas;
private int start = ;
private int unitx = ;
public rotateimageview(context context) {
super(context);
_degree = f;
_x = ;
_y = ;
_nums = bitmapfactory.decoderesource(getresources(), r.drawable.level_num);
}
public void setresids(int bgresid, int fgresid) {
_bgres = bitmapfactory.decoderesource(getresources(), bgresid);
_fgres = bitmapfactory.decoderesource(getresources(), fgresid);
}
public void setlevel(int level) {
string _level = string.valueof(level);
_buffer = bitmap.createbitmap( _level.length()*(_nums.getwidth()/), _nums.getheight(), config.argb_);
unitx = _nums.getwidth()/;
_canvas = new canvas(_buffer);
for(int i = ; i <= _level.length()-; i++){
rect src = new rect((_level.charat(i) - '')*unitx, , (_level.charat(i) - '' + )*unitx, _nums.getheight());
rect dst = new rect( i*unitx, , (i + )*unitx, _nums.getheight());
_canvas.drawbitmap(_nums, src, dst, null);
}
}
public void setlevel(int level, int resid) {
_nums = bitmapfactory.decoderesource(getresources(), resid);
string _level = string.valueof(level);
_buffer = bitmap.createbitmap( _level.length()*(_nums.getwidth()/), _nums.getheight(), config.argb_);
unitx = _nums.getwidth()/;
_canvas = new canvas(_buffer);
for(int i = ; i <= _level.length()-; i++){
rect src = new rect((_level.charat(i) - '')*unitx, , (_level.charat(i) - '' + )*unitx, _nums.getheight());
rect dst = new rect( i*unitx, , (i + )*unitx, _nums.getheight());
_canvas.drawbitmap(_nums, src, dst, null);
}
}
public void setdegree(float degree) {
_degree = degree;
}
public void setdegree(float degree, float x, float y) {
_degree = degree;
_x = x;
_y = y;
}
public float getdegree() {
return _degree;
}
public float getrotatex() {
return _x;
}
public float getrotatey() {
return _y;
}
@override
public void draw(canvas canvas) {
canvas.save();
canvas.setdrawfilter(new paintflagsdrawfilter(, paint.anti_alias_flag|paint.filter_bitmap_flag));
canvas.rotate(_degree, _x, _y);
canvas.drawbitmap(_bgres, , , null);
canvas.drawbitmap(_fgres, , , null);
canvas.drawbitmap(_buffer, (_bgres.getwidth() - _buffer.getwidth())/f, , null);
canvas.restore();
}
}
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