VellBibi
一个程序猿的世界观

导航

 

// 获取屏幕密度(方法1)
int screenWidth  = getWindowManager().getDefaultDisplay().getWidth();        // 屏幕宽(像素,如:480px)
int screenHeight = getWindowManager().getDefaultDisplay().getHeight();        // 屏幕高(像素,如:800p)

Log.e(TAG + "  getDefaultDisplay", "screenWidth=" + screenWidth + "; screenHeight=" + screenHeight);


// 获取屏幕密度(方法2)
DisplayMetrics dm = new DisplayMetrics();
dm = getResources().getDisplayMetrics();

float density  = dm.density;        // 屏幕密度(像素比例:0.75/1.0/1.5/2.0)
int densityDPI = dm.densityDpi;        // 屏幕密度(每寸像素:120/160/240/320)
float xdpi = dm.xdpi;           
float ydpi = dm.ydpi;

Log.e(TAG + "  DisplayMetrics", "xdpi=" + xdpi + "; ydpi=" + ydpi);
Log.e(TAG + "  DisplayMetrics", "density=" + density + "; densityDPI=" + densityDPI);

screenWidth  = dm.widthPixels;        // 屏幕宽(像素,如:480px)
screenHeight = dm.heightPixels;        // 屏幕高(像素,如:800px)

Log.e(TAG + "  DisplayMetrics(111)", "screenWidth=" + screenWidth + "; screenHeight=" + screenHeight);

 

// 获取屏幕密度(方法3)
dm = new DisplayMetrics();
getWindowManager().getDefaultDisplay().getMetrics(dm);

density  = dm.density;        // 屏幕密度(像素比例:0.75/1.0/1.5/2.0)
densityDPI = dm.densityDpi;        // 屏幕密度(每寸像素:120/160/240/320)
xdpi = dm.xdpi;           
ydpi = dm.ydpi;

Log.e(TAG + "  DisplayMetrics", "xdpi=" + xdpi + "; ydpi=" + ydpi);
Log.e(TAG + "  DisplayMetrics", "density=" + density + "; densityDPI=" + densityDPI);

int screenWidthDip = dm.widthPixels;        // 屏幕宽(dip,如:320dip)
int screenHeightDip = dm.heightPixels;        // 屏幕宽(dip,如:533dip)

Log.e(TAG + "  DisplayMetrics(222)", "screenWidthDip=" + screenWidthDip + "; screenHeightDip=" + screenHeightDip);

screenWidth  = (int)(dm.widthPixels * density + 0.5f);        // 屏幕宽(px,如:480px)
screenHeight = (int)(dm.heightPixels * density + 0.5f);        // 屏幕高(px,如:800px)

Log.e(TAG + "  DisplayMetrics(222)", "screenWidth=" + screenWidth + "; screenHeight=" + screenHeight);

posted on 2013-07-17 11:33  VellBibi  阅读(258)  评论(0编辑  收藏  举报
 
By VellBibi