获取手机屏幕大小和图片自动适应大小

  2011-04-21 13:02 944人阅读 评论(3) 收藏 举报

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DisplayMetrics dm = new DisplayMetrics();
getWindowManager().getDefaultDisplay().getMetrics(dm);
//屏幕宽度
int widthPixels = dm.widthPixels;
//屏幕高度
int heightPixels = dm.heightPixels;

// 图片尺寸适应组件大小

private void showImg(ImageView view,Drawable img){
        int w=img.getIntrinsicWidth();
        int h=img.getIntrinsicHeight();
        Log.e("w", w+"/"+h);
        if(w>300)
        {
            int hh=300*h/w;
            Log.e("hh", hh+"");
            LayoutParams para=view.getLayoutParams();
            para.width=300;
            para.height=hh;
            view.setLayoutParams(para);
        }
        view.setImageDrawable(img);
    }