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| public class PixelUtils {
private static Context mContext = MyApplication.getInstance();
public static int dp2px(float value) {
final float scale = mContext.getResources().getDisplayMetrics().densityDpi;
return (int) (value * (scale / 160) + 0.5f);
}
public static int dp2px(float value, Context context) {
final float scale = context.getResources().getDisplayMetrics().densityDpi;
return (int) (value * (scale / 160) + 0.5f);
}
public static int px2dp(float value) {
final float scale = mContext.getResources().getDisplayMetrics().densityDpi;
return (int) ((value * 160) / scale + 0.5f);
}
public static int px2dp(float value, Context context) {
final float scale = context.getResources().getDisplayMetrics().densityDpi;
return (int) ((value * 160) / scale + 0.5f);
}
public static int sp2px(float value) {
Resources r;
if (mContext == null) {
r = Resources.getSystem();
} else {
r = mContext.getResources();
}
float spvalue = value * r.getDisplayMetrics().scaledDensity;
return (int) (spvalue + 0.5f);
}
public static int sp2px(float value, Context context) {
Resources r;
if (context == null) {
r = Resources.getSystem();
} else {
r = context.getResources();
}
float spvalue = value * r.getDisplayMetrics().scaledDensity;
return (int) (spvalue + 0.5f);
}
public static int px2sp(float value) {
final float scale = mContext.getResources().getDisplayMetrics().scaledDensity;
return (int) (value / scale + 0.5f);
}
public static int px2sp(float value, Context context) {
final float scale = context.getResources().getDisplayMetrics().scaledDensity;
return (int) (value / scale + 0.5f);
}
}
|
