/**
* 根据屏幕宽高设置传入View的宽高(按照宽度比例等比缩放)
*
* @param view
* @param designedWidthResId UI设计的宽度资源ID(以像素为单位)
* @param designedHeightResId UI设计的高度资源ID(以像素为单位)
* @return 是否成功设置
*/
public static boolean setSize(View view, int designedWidthResId, int designedHeightResId) {
float designedWidth =
BaseApplication.getAppContext().getResources().getDimension(designedWidthResId);
float designedHeight =
BaseApplication.getAppContext().getResources().getDimension(designedHeightResId);
LayoutParams params = null;
if (view instanceof ViewGroup) params = view.getLayoutParams();
if (params == null) params = ((View) (view.getParent())).getLayoutParams();
if (params == null) return false;
params.width = (int) (designedWidth * SCALE_RATIO_HORIZONTAL);
params.height = (int) (designedHeight * SCALE_RATIO_HORIZONTAL);
view.setLayoutParams(params);
return true;
}
/**
* 根据屏幕宽度设置传入TextView的文本大小
*
* @param view
* @param designedTextSizeResId UI设计的文本大小资源ID(以像素为单位)
* @return 是否成功设置
*/
public static boolean setTextSize(TextView view, int designedTextSizeResId) {
if (view == null) return false;
float designedSize =
BaseApplication.getAppContext().getResources().getDimension(designedTextSizeResId);
float size = designedSize * SCALE_RATIO_HORIZONTAL;
view.setTextSize(TypedValue.COMPLEX_UNIT_PX, size);
return true;
}
/**
* 通过反射计算状态栏高度
*
* @return
*/
public static int getStatusBarHeight() {
if (STATUS_BAR_HEIGHT != 0) return STATUS_BAR_HEIGHT;
Class<?> c = null;
Object obj = null;
Field field = null;
int x = 0, statusBarHeight = 0;
try {
c = Class.forName("com.android.internal.R$dimen");
obj = c.newInstance();
field = c.getField("status_bar_height");
x = Integer.parseInt(field.get(obj).toString());
statusBarHeight = BaseApplication.getAppContext().getResources().getDimensionPixelSize(x);
STATUS_BAR_HEIGHT = statusBarHeight;
} catch (Exception e1) {
e1.printStackTrace();
}
return STATUS_BAR_HEIGHT;
}
public static void computeWindowRotation() {
WindowManager windowManager =
(WindowManager) BaseApplication.getAppContext().getSystemService(Context.WINDOW_SERVICE);
WINDOW_ROTATION = windowManager.getDefaultDisplay().getRotation();
LogUtil.d(TAG, "computeWindowRotation rotation : " + WINDOW_ROTATION);
}
/**
* dip转换px
*
* @param dip
* @return
*/
public static int px2dip(float px) {
float f = BaseApplication.getAppContext().getResources().getDisplayMetrics().density;
return (int) (px / f);
}
/**
* dip转换px
*
* @param dip
* @return
*/
public static int dip2px(float dip) {
float f = BaseApplication.getAppContext().getResources().getDisplayMetrics().density;
return (int) (dip * f + 0.5F);
}
/**
* 检查当前屏幕方向是否为横向
*
* @return
*/
public static boolean isLandscape() {
return BaseApplication.getAppContext().getResources().getConfiguration().orientation
== Configuration.ORIENTATION_LANDSCAPE;
}
/** 计算屏幕密度 */
public static void computeScreenDensity() {
DisplayMetrics dm = new DisplayMetrics();
dm = BaseApplication.getAppContext().getResources().getDisplayMetrics();
if (dm == null) return;
SCREEN_DENSITY = dm.density;
}
/**
* 计算资源文件中定义的尺寸像素值
*
* @param resId dimen.xml中定义的资源ID
* @return
*/
public static float computeDimen(int resId) {
return BaseApplication.getAppContext().getResources().getDimension(resId);
}
/**
* 获取屏幕高度(像素)
*
* @return
*/
public static int getWindowHeight() {
DisplayMetrics dm = new DisplayMetrics();
dm = BaseApplication.getAppContext().getResources().getDisplayMetrics();
if (dm == null) return 0;
return dm.heightPixels;
}
/**
* 获取高度值(像素)(按照高度比例缩放)
*
* @return
*/
public static float getVerticalScaledDimen(int heightResId) {
return BaseApplication.getAppContext().getResources().getDimension(heightResId)
* SCALE_RATIO_VERTICAL;
}
/**
* 获取高度值(像素)(按照宽度比例缩放)
*
* @return
*/
public static float getHorizontalScaledDimen(int heightResId) {
return BaseApplication.getAppContext().getResources().getDimension(heightResId)
* SCALE_RATIO_HORIZONTAL;
}