/**
* Created by peng on 2015/6/16.
* 单位转化工具类
*/
public class UnitUtil {
public static float convertDpToPixel(float dp, Context context) {
Resources resources = context.getResources();
DisplayMetrics metrics = resources.getDisplayMetrics();
float px = dp * (metrics.densityDpi / 160f);
return px;
}
public static float convertPixelsToDp(float px, Context context) {
Resources resources = context.getResources();
DisplayMetrics metrics = resources.getDisplayMetrics();
float dp = px / (metrics.densityDpi / 160f);
return dp;
}
public static float convertPixelsToSp(Context context, Float px) {
float scaledDensity = context.getResources().getDisplayMetrics().scaledDensity;
return px / scaledDensity;
}
public static float convertSpToPixels(Context context, Float sp) {
float scaledDensity = context.getResources().getDisplayMetrics().scaledDensity;
return sp * scaledDensity;
}
}