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我下面的教程,並有下面的代碼,但我想修改它一點點,所以我想它必須充滿另一科洛爾圓圈內點擊它的時候,我怎麼能做到這一點,因爲我剛學這個概念我沒有它可以如何做任何想法:/Android的繪圖
public class MainActivity extends Activity {
@Override
public void onCreate(Bundle savedInstanceState) {
super.onCreate(savedInstanceState);
setContentView(new MyView(this));
}
public class MyView extends View {
public MyView(Context context) {
super(context);
}
@Override
protected void onDraw(Canvas canvas) {
super.onDraw(canvas);
int x = getWidth();
int y = getHeight();
int radius;
radius = 100;
Paint paint = new Paint();
paint.setStyle(Paint.Style.FILL);
paint.setColor(Color.WHITE);
canvas.drawPaint(paint);
paint.setColor(Color.parseColor("#CD5C5C"));
canvas.drawCircle(x/2, y/2, radius, paint);
}
}
}