mirror of
https://github.com/nextcloud/talk-android
synced 2025-03-12 10:32:36 +00:00
107 lines
4.2 KiB
Java
107 lines
4.2 KiB
Java
/*
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* Nextcloud Talk application
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*
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* @author Mario Danic
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* Copyright (C) 2017 Mario Danic <mario@lovelyhq.com>
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*
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* This program is free software: you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation, either version 3 of the License, or
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* at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program. If not, see <http://www.gnu.org/licenses/>.
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*/
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package com.nextcloud.talk.utils;
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import android.annotation.SuppressLint;
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import android.content.Context;
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import android.content.res.Resources;
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import android.graphics.drawable.Drawable;
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import android.os.Build;
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import android.support.annotation.ColorInt;
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import android.support.annotation.ColorRes;
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import android.support.annotation.DrawableRes;
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import android.support.v7.widget.AppCompatDrawableManager;
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import android.text.TextUtils;
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import android.util.DisplayMetrics;
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import android.util.Log;
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import java.lang.reflect.Constructor;
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import java.lang.reflect.InvocationTargetException;
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import java.lang.reflect.Method;
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import java.util.regex.Matcher;
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import java.util.regex.Pattern;
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public class DisplayUtils {
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private static final String TAG = "DIsplayHelper";
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public static float convertDpToPixel(float dp, Context context) {
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Resources resources = context.getResources();
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DisplayMetrics metrics = resources.getDisplayMetrics();
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float px = dp * ((float) metrics.densityDpi / DisplayMetrics.DENSITY_DEFAULT);
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return px;
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}
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// Solution inspired by https://stackoverflow.com/questions/34936590/why-isnt-my-vector-drawable-scaling-as-expected
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public static void useCompatVectorIfNeeded() {
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if (Build.VERSION.SDK_INT < 23) {
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try {
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@SuppressLint("RestrictedApi") AppCompatDrawableManager drawableManager = AppCompatDrawableManager.get();
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Class<?> inflateDelegateClass = Class.forName("android.support.v7.widget.AppCompatDrawableManager$InflateDelegate");
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Class<?> vdcInflateDelegateClass = Class.forName("android.support.v7.widget.AppCompatDrawableManager$VdcInflateDelegate");
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Constructor<?> constructor = vdcInflateDelegateClass.getDeclaredConstructor();
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constructor.setAccessible(true);
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Object vdcInflateDelegate = constructor.newInstance();
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Class<?> args[] = {String.class, inflateDelegateClass};
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Method addDelegate = AppCompatDrawableManager.class.getDeclaredMethod("addDelegate", args);
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addDelegate.setAccessible(true);
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addDelegate.invoke(drawableManager, "vector", vdcInflateDelegate);
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} catch (ClassNotFoundException | NoSuchMethodException | InstantiationException |
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InvocationTargetException | IllegalAccessException e) {
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Log.e(TAG, "Failed to use reflection to enable proper vector scaling");
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}
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}
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}
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public static Drawable getTintedDrawable(Resources res, @DrawableRes int drawableResId, @ColorRes int colorResId) {
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Drawable drawable = res.getDrawable(drawableResId);
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int color = res.getColor(colorResId);
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drawable.setTint(color);
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return drawable;
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}
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public static String searchAndColor(String text, String searchText, @ColorInt int color) {
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if (TextUtils.isEmpty(text) || TextUtils.isEmpty(searchText)) {
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return text;
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}
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Matcher m = Pattern.compile(searchText, Pattern.CASE_INSENSITIVE | Pattern.LITERAL)
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.matcher(text);
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StringBuffer sb = new StringBuffer();
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while (m.find()) {
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String replacement = m.group().replace(
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m.group(),
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"<font color='" + color + "'><b>" + m.group() + "</b></font>"
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);
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m.appendReplacement(sb, Matcher.quoteReplacement(replacement));
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}
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m.appendTail(sb);
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return sb.toString();
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}
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}
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