Java tutorial
/* * Calendula - An assistant for personal medication management. * Copyright (C) 2016 CITIUS - USC * * Calendula is free software; you can redistribute it and/or modify * it under the terms of the GNU General Public License as published by * the Free Software Foundation; either version 3 of the License, or * (at your option) any later version. * * This program is distributed in the hope that it will be useful, * but WITHOUT ANY WARRANTY; without even the implied warranty of * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the * GNU General Public License for more details. * * You should have received a copy of the GNU General Public License * along with this software. If not, see <http://www.gnu.org/licenses/>. */ package es.usc.citius.servando.calendula.fragments; import android.app.Activity; import android.app.AlertDialog; import android.content.Context; import android.content.DialogInterface; import android.content.SharedPreferences; import android.content.res.AssetManager; import android.graphics.Bitmap; import android.graphics.BitmapFactory; import android.graphics.Color; import android.preference.PreferenceManager; import android.support.annotation.NonNull; import android.support.v4.app.Fragment; import android.support.v7.graphics.Palette; import android.view.LayoutInflater; import android.view.View; import android.view.ViewGroup; import android.widget.ArrayAdapter; import android.widget.ImageButton; import android.widget.ImageView; import android.widget.ListAdapter; import android.widget.RelativeLayout; import android.widget.TextView; import android.widget.Toast; import com.afollestad.materialdialogs.DialogAction; import com.afollestad.materialdialogs.MaterialDialog; import com.github.javiersantos.materialstyleddialogs.MaterialStyledDialog; import com.github.javiersantos.materialstyleddialogs.enums.Style; import com.makeramen.RoundedImageView; import com.mikepenz.community_material_typeface_library.CommunityMaterial; import com.mikepenz.iconics.IconicsDrawable; import com.squareup.picasso.Picasso; import org.joda.time.DateTime; import org.joda.time.LocalDate; import java.io.IOException; import java.io.InputStream; import java.util.Arrays; import java.util.HashMap; import java.util.List; import java.util.logging.Handler; import es.usc.citius.servando.calendula.CalendulaApp; import es.usc.citius.servando.calendula.R; import es.usc.citius.servando.calendula.util.IconUtils; import es.usc.citius.servando.calendula.util.Snack; import pl.droidsonroids.gif.GifDrawable; /** * A simple {@link Fragment} subclass. * to handle interaction events. */ public class HomeProfileMgr { public static final int BG_COUNT = 8; int[] moodRes = new int[] { R.drawable.mood_1, R.drawable.mood_2, R.drawable.mood_3, R.drawable.mood_4, R.drawable.mood_5, }; int[] moodColor = new int[] { R.color.android_red, R.color.android_orange, R.color.white, R.color.android_blue, R.color.android_green }; ImageView background; View profileImageContainer; TextView profileUsername; RelativeLayout profileContainer; //CustomDigitalClock clock; TextView monthTv; TextView dayTv; ImageView moodImg; View blurMask; RoundedImageView modFabButton; ListAdapter moodsAdapter; ImageView bottomShadow; String[] moods; int currentBgFileIdx = 0; private Activity context; private View rootView; View profileInfo; View santaContainer; ImageView santaImv; boolean santaMode = false; ImageButton santaButton; SharedPreferences preferences; Toast t; // "santa1.gif", "santa2.gif", final List<String> images = Arrays.asList("house_smoke.gif", "santa3.gif", "santa4.gif", "santa5.gif", "christmas_tree.gif"); public HomeProfileMgr() { } public void init(View view, final Activity ctx) { this.context = ctx; this.rootView = view; preferences = PreferenceManager.getDefaultSharedPreferences(context); // Animation in = AnimationUtils.loadAnimation(ctx, android.R.anim.fade_in); // Animation out = AnimationUtils.loadAnimation(ctx, android.R.anim.fade_out); moods = ctx.getResources().getStringArray(R.array.moods); monthTv = (TextView) view.findViewById(R.id.month_text); dayTv = (TextView) view.findViewById(R.id.day_text); //clock = (CustomDigitalClock) view.findViewById(R.id.home_clock); bottomShadow = (ImageView) view.findViewById(R.id.bottom_shadow); profileInfo = view.findViewById(R.id.profile_info); blurMask = view.findViewById(R.id.blur_mask); santaContainer = view.findViewById(R.id.santa_container); santaImv = (ImageView) view.findViewById(R.id.image_santa); santaButton = (ImageButton) view.findViewById(R.id.santa_mode_button); santaButton.setImageDrawable(new IconicsDrawable(ctx, CommunityMaterial.Icon.cmd_pine_tree).sizeDp(36) .paddingDp(5).colorRes(R.color.white)); profileUsername = (TextView) view.findViewById(R.id.profile_username); profileContainer = (RelativeLayout) view.findViewById(R.id.profile_container); profileImageContainer = view.findViewById(R.id.profile_image_container); background = (ImageView) view.findViewById(R.id.image_switcher); modFabButton = (RoundedImageView) view.findViewById(R.id.mod_circle); moodImg = (ImageView) view.findViewById(R.id.mood_button); moodImg.setOnClickListener(new View.OnClickListener() { @Override public void onClick(View v) { showMoodsDialog(); } }); background.setOnClickListener(new View.OnClickListener() { @Override public void onClick(View v) { updateBackground(); } }); updateModButton(); updateProfileInfo(); profileInfo.setVisibility(View.INVISIBLE); background.setVisibility(View.INVISIBLE); bottomShadow.setVisibility(View.INVISIBLE); boolean disableChristmasMode = preferences.getBoolean("disable_christmas_mode", false); LocalDate today = LocalDate.now(); if (!disableChristmasMode && today.getMonthOfYear() == 12 && (today.getDayOfMonth() >= 23 && today.getDayOfMonth() <= 31)) { try { int current = preferences.getInt("current_santa_image", 0); santaImv.setImageDrawable(new GifDrawable(ctx.getAssets(), images.get(current))); santaContainer.setVisibility(View.VISIBLE); blurMask.setAlpha(0.5f); santaButton.setOnClickListener(new View.OnClickListener() { @Override public void onClick(View v) { if (t != null) { t.cancel(); } t = Toast.makeText(context, R.string.christmas_remove_message, Toast.LENGTH_SHORT); t.show(); rotateChristmasImage(); } }); santaButton.setOnLongClickListener(new View.OnLongClickListener() { @Override public boolean onLongClick(View v) { santaContainer.setVisibility(View.GONE); preferences.edit().putBoolean("disable_christmas_mode", true).apply(); t = Toast.makeText(context, R.string.done, Toast.LENGTH_SHORT); t.show(); return true; } }); if (!preferences.getBoolean("christmas_message_shown_2016", false)) { showChristmasDialog(); preferences.edit().putBoolean("christmas_message_shown_2016", true).apply(); } santaMode = true; } catch (Exception e) { santaContainer.setVisibility(View.GONE); } } else { santaContainer.setVisibility(View.GONE); } Picasso.with(context).load("file:///android_asset/" + getBackgroundPath(ctx)).into(background); background.post(new Runnable() { @Override public void run() { bottomShadow.setVisibility(View.VISIBLE); background.setVisibility(View.VISIBLE); background.animate().alpha(1).setDuration(200); } }); background.postDelayed(new Runnable() { @Override public void run() { profileInfo.setVisibility(View.VISIBLE); profileInfo.setAlpha(0); profileInfo.animate().alpha(santaMode ? 0.5f : 1).setDuration(400); } }, 300); } public void updateModButton() { int mood = PreferenceManager.getDefaultSharedPreferences(context).getInt("last_mood", 2); int color = moodColor[mood]; int res = moodRes[mood]; modFabButton.setImageResource(color); moodImg.setImageResource(res); } private void showChristmasDialog() { new MaterialStyledDialog.Builder(context).setTitle(R.string.christmas_dialog_title) .setStyle(Style.HEADER_WITH_ICON) .setIcon(IconUtils.icon(context, CommunityMaterial.Icon.cmd_pine_tree, R.color.white, 48)) .setHeaderColor(R.color.android_red).withDialogAnimation(false) .setDescription(R.string.christmas_dialog_description) .setPositiveText(R.string.christmas_dialog_positive) .onPositive(new MaterialDialog.SingleButtonCallback() { @Override public void onClick(@NonNull MaterialDialog dialog, @NonNull DialogAction which) { dialog.dismiss(); } }).show(); } private void rotateChristmasImage() { try { int current = preferences.getInt("current_santa_image", 0); int next = (current + 1) % images.size(); santaImv.setImageDrawable(new GifDrawable(context.getAssets(), images.get(next))); preferences.edit().putInt("current_santa_image", next).apply(); } catch (Exception e) { } } public void updateBackground() { Picasso.with(context).load("file:///android_asset/" + getRandomBackgroundPath()).centerCrop() .resize(background.getWidth(), background.getHeight()).placeholder(background.getDrawable()) .into(background); CalendulaApp.eventBus().post(new BackgroundUpdatedEvent()); } void updateProfileInfo() { SharedPreferences preferences = PreferenceManager.getDefaultSharedPreferences(context); String displayName = preferences.getString("display_name", "Calendula"); profileUsername.setText(displayName); updateDate(); } public void updateDate() { DateTime dt = DateTime.now(); String dayStr = dt.dayOfMonth().getAsShortText(); String monthStr = dt.monthOfYear().getAsShortText().toUpperCase(); dayTv.setText(dayStr); monthTv.setText(monthStr); } static String getBackgroundPath(Context ctx) { SharedPreferences preferences = PreferenceManager.getDefaultSharedPreferences(ctx); Integer idx = preferences.getInt("profile_background_idx", 1); return "home_bg_" + idx + ".jpg"; } // Bitmap getBackgroundBitmap() { // int width = (int) ScreenUtils.getDpSize(context).x; // int height = context.getResources().getDimensionPixelSize(R.dimen.header_height); // return ScreenUtils.getResizedBitmap(context, getBackgroundPath(), width, height); // } // Bitmap getRandomBackground() { // int width = (int) ScreenUtils.getDpSize(context).x; // int height = context.getResources().getDimensionPixelSize(R.dimen.header_height); // return ScreenUtils.getResizedBitmap(context, getRandomBackgroundPath(), width, height); // } public String getRandomBackgroundPath() { int rand = (((int) (Math.random() * 1000)) % BG_COUNT) + 1; if (rand == currentBgFileIdx) { rand = ((rand + 1) % BG_COUNT) + 1; } currentBgFileIdx = rand; SharedPreferences preferences = PreferenceManager.getDefaultSharedPreferences(context); preferences.edit().putInt("profile_background_idx", rand).commit(); return "home_bg_" + rand + ".jpg"; } public void showMoodsDialog() { moodsAdapter = new MoodListAdapter(context, R.layout.mood_list_item, moods); AlertDialog.Builder builderSingle = new AlertDialog.Builder(context); builderSingle.setCancelable(true).setTitle(context.getString(R.string.moods_dialog_title)) .setAdapter(moodsAdapter, new DialogInterface.OnClickListener() { @Override public void onClick(DialogInterface dialog, int which) { SharedPreferences preferences = PreferenceManager.getDefaultSharedPreferences(context); Snack.show("Mood saved!", context); preferences.edit().putInt("last_mood", which).commit(); updateModButton(); } }).show(); } public void onCollapse() { profileInfo.animate().alpha(0); } public void onExpand() { profileInfo.animate().alpha(1); } public class MoodListAdapter extends ArrayAdapter<String> { public MoodListAdapter(Context context, int textViewResourceId) { super(context, textViewResourceId); } public MoodListAdapter(Context context, int resource, String[] items) { super(context, resource, items); } @Override public View getView(final int position, View convertView, ViewGroup parent) { View v = convertView; if (v == null) { LayoutInflater vi; vi = LayoutInflater.from(getContext()); v = vi.inflate(R.layout.mood_list_item, null); } int res = moodRes[position]; int color = moodColor[position]; v.findViewById(R.id.textView).setBackgroundColor(context.getResources().getColor(color)); ((ImageView) v.findViewById(R.id.mood_image)).setImageResource(res); return v; } } private static HashMap<String, Integer> cache = new HashMap<>(); public static int colorForCurrent(Context ctx) { String path = getBackgroundPath(ctx); int color = Color.BLACK; if (!cache.containsKey(path)) { Bitmap bm = getBitmapFromAsset(ctx, path); if (bm != null) { Palette p = Palette.generate(bm); color = p.getVibrantColor(color); } cache.put(path, color); } return cache.get(path); } public static Bitmap getBitmapFromAsset(Context context, String filePath) { AssetManager assetManager = context.getAssets(); InputStream istr; Bitmap bitmap = null; try { istr = assetManager.open(filePath); bitmap = BitmapFactory.decodeStream(istr); } catch (IOException e) { // handle exception } return bitmap; } public class BackgroundUpdatedEvent { } }