33 lines
1.0 KiB
Java
33 lines
1.0 KiB
Java
package com.uiui.os.utils;
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import android.content.Context;
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import android.content.res.Resources;
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public class ScreenUtils {
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/**
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* 根据手机的分辨率从 dp 的单位 转成为 px(像素)
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*/
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public static int dip2px(Context context, float dpValue) {
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final float scale = context.getResources().getDisplayMetrics().density;
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return (int) (dpValue * scale + 0.5f);
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}
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/**
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* 根据手机的分辨率从 px(像素) 的单位 转成为 dp
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*/
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public static int px2dip(Context context, float pxValue) {
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final float scale = context.getResources().getDisplayMetrics().density;
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return (int) (pxValue / scale + 0.5f);
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}
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public static int dp2px(Resources resources, float dp) {
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final float scale = resources.getDisplayMetrics().density;
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return (int) (dp * scale + 0.5f);
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}
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public static int sp2px(Resources resources, float sp) {
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final float scale = resources.getDisplayMetrics().scaledDensity;
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return (int) (sp * scale);
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}
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}
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