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A framework for building native apps with React
/**
* Copyright (c) 2015-present, Facebook, Inc.
* All rights reserved.
*
* This source code is licensed under the BSD-style license found in the
* LICENSE file in the root directory of this source tree. An additional grant
* of patent rights can be found in the PATENTS file in the same directory.
*/
package com.facebook.react.uimanager;
import android.util.TypedValue;
/**
* Android dp to pixel manipulation
*/
public class PixelUtil {
/**
* Convert from DIP to PX
*/
public static float toPixelFromDIP(float value) {
return TypedValue.applyDimension(
TypedValue.COMPLEX_UNIT_DIP,
value,
DisplayMetricsHolder.getWindowDisplayMetrics());
}
/**
* Convert from DIP to PX
*/
public static float toPixelFromDIP(double value) {
return toPixelFromDIP((float) value);
}
/**
* Convert from SP to PX
*/
public static float toPixelFromSP(float value) {
return TypedValue.applyDimension(
TypedValue.COMPLEX_UNIT_SP,
value,
DisplayMetricsHolder.getWindowDisplayMetrics());
}
/**
* Convert from SP to PX
*/
public static float toPixelFromSP(double value) {
return toPixelFromSP((float) value);
}
/**
* Convert from PX to DP
*/
public static float toDIPFromPixel(float value) {
return value / DisplayMetricsHolder.getWindowDisplayMetrics().density;
}
}