Java tutorial
/* * Copyright (c) 2016 Metin Kale * * Licensed under the Apache License, Version 2.0 (the "License"); * you may not use this file except in compliance with the License. * You may obtain a copy of the License at * * http://www.apache.org/licenses/LICENSE-2.0 * * Unless required by applicable law or agreed to in writing, software * distributed under the License is distributed on an "AS IS" BASIS, * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. * See the License for the specific language governing permissions and * limitations under the License. * */ package com.metinkale.prayerapp.vakit; import android.app.PendingIntent; import android.appwidget.AppWidgetManager; import android.appwidget.AppWidgetProvider; import android.content.ComponentName; import android.content.Context; import android.content.Intent; import android.content.SharedPreferences; import android.content.res.Resources; import android.graphics.Bitmap; import android.graphics.Canvas; import android.graphics.Color; import android.graphics.Paint; import android.graphics.Paint.Align; import android.graphics.Paint.Style; import android.graphics.RectF; import android.os.Bundle; import android.support.annotation.NonNull; import android.util.TypedValue; import android.widget.RemoteViews; import com.crashlytics.android.Crashlytics; import com.metinkale.prayer.R; import com.metinkale.prayerapp.Utils; import com.metinkale.prayerapp.settings.Prefs; import com.metinkale.prayerapp.vakit.times.Times; import com.metinkale.prayerapp.vakit.times.other.Vakit; import org.joda.time.LocalDateTime; public class WidgetProviderClock2 extends AppWidgetProvider { private static float mDP; public static void updateAppWidget(@NonNull Context context, @NonNull AppWidgetManager appWidgetManager, int widgetId) { if (mDP == 0) { Resources r = context.getResources(); mDP = TypedValue.applyDimension(TypedValue.COMPLEX_UNIT_DIP, 1, r.getDisplayMetrics()); } Resources r = context.getResources(); SharedPreferences widgets = context.getSharedPreferences("widgets", 0); int w = widgets.getInt(widgetId + "_width", 500); int h = widgets.getInt(widgetId + "_height", 200); w = (int) TypedValue.applyDimension(TypedValue.COMPLEX_UNIT_DIP, w, r.getDisplayMetrics()); h = (int) TypedValue.applyDimension(TypedValue.COMPLEX_UNIT_DIP, h, r.getDisplayMetrics()); float scaleX = (float) w / (float) 2; float scaleY = (float) h / (float) 2; float scale = Math.min(scaleY, scaleX); w = (int) (2 * scale); h = (int) (2 * scale); if ((w <= 0) || (h <= 0)) { SharedPreferences.Editor edit = widgets.edit(); edit.remove(widgetId + "_width"); edit.remove(widgetId + "_height"); edit.apply(); updateAppWidget(context, appWidgetManager, widgetId); return; } Times times = null; long id = 0; try { id = widgets.getLong(widgetId + "", 0L); } catch (ClassCastException e) { widgets.edit().remove(widgetId + "").apply(); } if (id != 0) { times = Times.getTimes(id); } if (times == null) { RemoteViews remoteViews = new RemoteViews(context.getPackageName(), R.layout.widget_city_removed); Intent i = new Intent(context, WidgetConfigureClock.class); i.putExtra(AppWidgetManager.EXTRA_APPWIDGET_ID, widgetId); remoteViews.setOnClickPendingIntent(R.id.image, PendingIntent.getActivity(context, 0, i, PendingIntent.FLAG_CANCEL_CURRENT)); appWidgetManager.updateAppWidget(widgetId, remoteViews); return; } RemoteViews remoteViews = new RemoteViews(context.getPackageName(), R.layout.vakit_widget); remoteViews.setOnClickPendingIntent(R.id.main, Main.getPendingIntent(times)); Bitmap bmp = Bitmap.createBitmap(w, h, Bitmap.Config.ARGB_4444); Canvas canvas = new Canvas(bmp); Paint paint = new Paint(); paint.setAntiAlias(true); paint.setDither(true); paint.setFilterBitmap(true); paint.setStyle(Style.STROKE); paint.setAntiAlias(true); paint.setSubpixelText(true); paint.setShadowLayer(2, 2, 2, 0xFF555555); paint.setTextAlign(Align.CENTER); paint.setColor(Color.WHITE); paint.setColor(0xFFFFFFFF); paint.setStrokeWidth(w / 100); canvas.drawArc(new RectF(w / 100, w / 100, w - w / 100, h - w / 100), 0, 360, false, paint); boolean isKerahat = times.isKerahat(); if (isKerahat) { paint.setColor(0xffbf3f5b); } else { paint.setColor(Theme.Light.strokecolor); } int next = times.getNext(); int last = next - 1; if (Prefs.getVakitIndicator().equals("next")) last++; canvas.drawArc(new RectF(w / 100, w / 100, w - w / 100, h - w / 100), -90, times.getPassedPart() * 360, false, paint); paint.setStrokeWidth(1); LocalDateTime ltime = LocalDateTime.now(); String[] time = Utils.fixTime(ltime.toString("HH:mm")).replace(":", " ").split(" "); paint.setTextSize(h * 0.50f); paint.setStyle(Style.FILL); paint.setColor(Color.WHITE); if (time.length == 3) { paint.setTextAlign(Align.RIGHT); canvas.drawText(time[0], w * 0.59f, h * 0.65f, paint); paint.setTextAlign(Align.LEFT); if (isKerahat) { paint.setColor(0xffbf3f5b); } else { paint.setColor(Theme.Light.strokecolor); } paint.setTextSize(h * 0.18f); canvas.drawText(time[1], w * 0.60f, h * 0.45f, paint); paint.setTextSize(h * 0.1f); paint.setTextSize(h * 0.1f); canvas.drawText(time[2], w * 0.80f, h * 0.45f, paint); paint.setColor(0xFFFFFFFF); paint.setTextSize(h * 0.07f); canvas.drawText(Utils.toArabicNrs(ltime.toString("d'.' MMM'.'")), w * 0.60f, h * 0.55f, paint); canvas.drawText(Vakit.getByIndex(last).getString(), w * 0.60f, h * 0.65f, paint); } else { paint.setTextAlign(Align.RIGHT); canvas.drawText(time[0], w * 0.62f, h * 0.65f, paint); paint.setTextAlign(Align.LEFT); if (isKerahat) { paint.setColor(0xffbf3f5b); } else { paint.setColor(Theme.Light.strokecolor); } paint.setTextSize(h * 0.22f); canvas.drawText(time[1], w * 0.63f, h * 0.45f, paint); paint.setColor(0xFFFFFFFF); paint.setTextSize(h * 0.07f); canvas.drawText(Utils.toArabicNrs(ltime.toString("d'.' MMM'.'")), w * 0.63f, h * 0.55f, paint); canvas.drawText(Vakit.getByIndex(last).getString(), w * 0.63f, h * 0.65f, paint); } paint.setTextAlign(Align.CENTER); paint.setTextSize(h * 0.15f); canvas.drawText(times.getLeft(next, false), w / 2, h * 0.85f, paint); paint.setTextSize(h * 0.12f); canvas.drawText(ltime.toString("EEEE"), w / 2, h * 0.22f, paint); remoteViews.setImageViewBitmap(R.id.widget, bmp); try { appWidgetManager.updateAppWidget(widgetId, remoteViews); } catch (RuntimeException e) { if (!e.getMessage().contains("exceeds maximum bitmap memory usage")) { Crashlytics.logException(e); } } } @Override public void onEnabled(@NonNull Context context) { ComponentName thisWidget = new ComponentName(context, WidgetProviderClock2.class); AppWidgetManager manager = AppWidgetManager.getInstance(context); onUpdate(context, manager, manager.getAppWidgetIds(thisWidget)); } @Override public void onUpdate(@NonNull Context context, @NonNull AppWidgetManager appWidgetManager, @NonNull int[] appWidgetIds) { for (int widgetId : appWidgetIds) { updateAppWidget(context, appWidgetManager, widgetId); } } @Override public void onDisabled(Context context) { } @Override public void onAppWidgetOptionsChanged(@NonNull Context context, @NonNull AppWidgetManager appWidgetManager, int appWidgetId, @NonNull Bundle newOptions) { int w = newOptions.getInt(AppWidgetManager.OPTION_APPWIDGET_MAX_WIDTH); int h = newOptions.getInt(AppWidgetManager.OPTION_APPWIDGET_MAX_HEIGHT); if ((w * h) != 0) { SharedPreferences widgets = context.getSharedPreferences("widgets", 0); SharedPreferences.Editor edit = widgets.edit(); edit.putInt(appWidgetId + "_width", w); edit.putInt(appWidgetId + "_height", h); edit.apply(); } updateAppWidget(context, appWidgetManager, appWidgetId); } }