package com.ypx.imagepicker.utils;
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import android.content.Context;
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import android.graphics.Color;
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import android.util.DisplayMetrics;
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import android.view.View;
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import android.view.ViewGroup;
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import android.view.WindowManager;
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import java.lang.ref.WeakReference;
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/**
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* Description: View尺寸相关工具类
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* <p>
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* Author: peixing.yang
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* Date: 2018/12/24-15:40
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*/
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final public class PViewSizeUtils {
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public static void setViewSize(View view, int width, int height) {
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WeakReference<View> viewWeakReference = new WeakReference<>(view);
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if (viewWeakReference.get() != null) {
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ViewGroup.LayoutParams params = view.getLayoutParams();
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if (params == null) {
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params = new ViewGroup.LayoutParams(width, height);
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} else {
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if (width != -1) {
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params.width = width;
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}
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if (height != -1) {
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params.height = height;
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}
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}
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viewWeakReference.get().setLayoutParams(params);
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}
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}
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public static void setViewSize(View view, int width, float widthHeightRatio) {
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WeakReference<View> viewWeakReference = new WeakReference<>(view);
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if (viewWeakReference.get() != null) {
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ViewGroup.LayoutParams params = view.getLayoutParams();
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if (params == null) {
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params = new ViewGroup.LayoutParams(width, (int) (width / widthHeightRatio));
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} else {
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if (width != -1) {
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params.width = width;
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}
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if (widthHeightRatio != 0) {
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params.height = (int) (width / widthHeightRatio);
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}
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}
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viewWeakReference.get().setLayoutParams(params);
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}
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}
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public static void setViewSize(View view, int width, int height, int marginLeft, int marginTop, int marginRight, int marginBottom) {
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WeakReference<View> viewWeakReference = new WeakReference<>(view);
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if (viewWeakReference.get() != null) {
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if (viewWeakReference.get().getLayoutParams() != null &&
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(viewWeakReference.get().getLayoutParams() instanceof ViewGroup.MarginLayoutParams)) {
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ViewGroup.MarginLayoutParams params = (ViewGroup.MarginLayoutParams) view.getLayoutParams();
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params.width = width;
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params.height = height;
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if (marginLeft != -1) {
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params.leftMargin = marginLeft;
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}
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if (marginRight != -1) {
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params.rightMargin = marginRight;
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}
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if (marginTop != -1) {
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params.topMargin = marginTop;
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}
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if (marginBottom != -1) {
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params.bottomMargin = marginBottom;
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}
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viewWeakReference.get().setLayoutParams(params);
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}
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}
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}
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public static void setViewMargin(View view, int margin) {
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WeakReference<View> viewWeakReference = new WeakReference<>(view);
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if (viewWeakReference.get() != null) {
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if (viewWeakReference.get().getLayoutParams() != null &&
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(viewWeakReference.get().getLayoutParams() instanceof ViewGroup.MarginLayoutParams)) {
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ViewGroup.MarginLayoutParams params = (ViewGroup.MarginLayoutParams) view.getLayoutParams();
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if (margin != -1) {
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params.leftMargin = margin;
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params.rightMargin = margin;
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params.topMargin = margin;
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params.bottomMargin = margin;
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}
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viewWeakReference.get().setLayoutParams(params);
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}
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}
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}
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/**
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* 获取View的高度
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*
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* @param v view
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* @return 高度
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*/
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public static int getViewHeight(View v) {
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ViewGroup.LayoutParams params = v.getLayoutParams();
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if (params != null) {
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return params.height;
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}
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return v.getHeight();
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}
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/**
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* 获取View的宽度
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*
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* @param v view
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* @return 宽度
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*/
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public static int getViewWidth(View v) {
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ViewGroup.LayoutParams params = v.getLayoutParams();
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if (params != null) {
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return params.width;
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}
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return v.getWidth();
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}
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public static void setMarginStart(View view, int marginStart) {
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WeakReference<View> viewWeakReference = new WeakReference<>(view);
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if (viewWeakReference.get() != null) {
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ViewGroup.MarginLayoutParams params = (ViewGroup.MarginLayoutParams) view.getLayoutParams();
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if (params != null) {
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params.leftMargin = marginStart;
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viewWeakReference.get().setLayoutParams(params);
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}
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}
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}
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public static void setMarginStartAndEnd(View view, int marginStart, int marginEnd) {
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WeakReference<View> viewWeakReference = new WeakReference<>(view);
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if (viewWeakReference.get() != null) {
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ViewGroup.MarginLayoutParams params = (ViewGroup.MarginLayoutParams) view.getLayoutParams();
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if (params != null) {
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params.leftMargin = marginStart;
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params.rightMargin = marginEnd;
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viewWeakReference.get().setLayoutParams(params);
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}
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}
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}
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public static void setMarginTopAndBottom(View view, int marginTop, int marginBottom) {
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WeakReference<View> viewWeakReference = new WeakReference<>(view);
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if (viewWeakReference.get() != null) {
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ViewGroup.MarginLayoutParams params = (ViewGroup.MarginLayoutParams) view.getLayoutParams();
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if (params != null) {
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params.topMargin = marginTop;
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params.bottomMargin = marginBottom;
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viewWeakReference.get().setLayoutParams(params);
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}
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}
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}
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public static void setMarginTop(View view, int marginTop) {
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WeakReference<View> viewWeakReference = new WeakReference<>(view);
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if (viewWeakReference.get() != null) {
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ViewGroup.MarginLayoutParams params = (ViewGroup.MarginLayoutParams) view.getLayoutParams();
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if (params != null) {
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params.topMargin = marginTop;
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viewWeakReference.get().setLayoutParams(params);
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}
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}
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}
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public static int getMarginTop(View view) {
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WeakReference<View> viewWeakReference = new WeakReference<>(view);
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if (viewWeakReference.get() != null) {
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ViewGroup.MarginLayoutParams params = (ViewGroup.MarginLayoutParams) view.getLayoutParams();
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if (params != null) {
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return params.topMargin;
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}
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}
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return 0;
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}
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public static int dp(Context context, float dp) {
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if (context == null) {
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return 0;
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}
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float density = context.getResources().getDisplayMetrics().density;
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return (int) (dp * density + 0.5);
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}
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public static int sp(Context context, int spValue) {
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final float fontScale = context.getResources().getDisplayMetrics().scaledDensity;
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return (int) (spValue * fontScale + 0.5f);
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}
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/**
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* 获得屏幕宽度
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*/
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public static int getScreenWidth(Context context) {
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if (context == null) {
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return 0;
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}
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WindowManager wm = (WindowManager) context.getSystemService(Context.WINDOW_SERVICE);
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DisplayMetrics outMetrics = new DisplayMetrics();
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assert wm != null;
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wm.getDefaultDisplay().getMetrics(outMetrics);
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return outMetrics.widthPixels;
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}
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/**
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* 获得屏幕高度
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*/
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public static int getScreenHeight(Context context) {
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WindowManager wm = (WindowManager) context.getSystemService(Context.WINDOW_SERVICE);
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DisplayMetrics outMetrics = new DisplayMetrics();
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assert wm != null;
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wm.getDefaultDisplay().getMetrics(outMetrics);
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return outMetrics.heightPixels;
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}
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/**
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* 两个颜色渐变转化
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*
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* @param color1 默认色
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* @param color2 目标色
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* @param ratio 渐变率（0~1）
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* @return 计算后的颜色
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*/
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public static int blendColors(int color1, int color2, float ratio) {
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final float inverseRation = 1f - ratio;
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float r = (Color.red(color1) * ratio)
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+ (Color.red(color2) * inverseRation);
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float g = (Color.green(color1) * ratio)
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+ (Color.green(color2) * inverseRation);
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float b = (Color.blue(color1) * ratio)
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+ (Color.blue(color2) * inverseRation);
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return Color.rgb((int) r, (int) g, (int) b);
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}
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private static long lastTime = 0L;
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public static boolean onDoubleClick() {
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boolean flag = false;
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long time = System.currentTimeMillis() - lastTime;
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if (time > 300) {
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flag = true;
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}
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lastTime = System.currentTimeMillis();
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return !flag;
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}
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}
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