2013-02-23 11:43:42 -05:00
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/*
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This file is part of Keepass2Android, Copyright 2013 Philipp Crocoll. This file is based on Keepassdroid, Copyright Brian Pellin.
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Keepass2Android 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 2 of the License, or
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(at your option) any later version.
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Keepass2Android 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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You should have received a copy of the GNU General Public License
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along with Keepass2Android. If not, see <http://www.gnu.org/licenses/>.
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*/
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using System;
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using System.Collections.Generic;
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using System.Linq;
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using System.Text;
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using Android.App;
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using Android.Content;
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using Android.OS;
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using Android.Runtime;
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using Android.Views;
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using Android.Widget;
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using Android.Graphics.Drawables;
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using Android.Content.Res;
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using KeePassLib;
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using Android.Graphics;
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namespace keepass2android
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{
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public class DrawableFactory
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{
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private static Drawable blank = null;
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private static int blankWidth = -1;
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private static int blankHeight = -1;
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/** customIconMap
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* Cache for icon drawable.
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* Keys: UUID, Values: Drawables
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*/
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private Dictionary<PwUuid, Drawable> customIconMap = new Dictionary<PwUuid, Drawable>(new PwUuidEqualityComparer());
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/** standardIconMap
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* Cache for icon drawable.
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* Keys: Integer, Values: Drawables
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*/
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private Dictionary<int/*resId*/, Drawable> standardIconMap = new Dictionary<int, Drawable>();
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public void assignDrawableTo (ImageView iv, Resources res, PwDatabase db, PwIcon icon, PwUuid customIconId)
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{
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Drawable draw = getIconDrawable (res, db, icon, customIconId);
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iv.SetImageDrawable (draw);
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}
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2013-04-12 23:28:15 -04:00
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public Drawable getIconDrawable (Resources res, PwDatabase db, PwIcon icon, PwUuid customIconId)
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2013-02-23 11:43:42 -05:00
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{
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if (customIconId != PwUuid.Zero) {
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return getIconDrawable (res, db, customIconId);
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} else {
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return getIconDrawable (res, icon);
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}
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}
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private static void initBlank (Resources res)
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{
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if (blank == null) {
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blank = res.GetDrawable (Resource.Drawable.ic99_blank);
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blankWidth = blank.IntrinsicWidth;
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blankHeight = blank.IntrinsicHeight;
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}
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}
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public Drawable getIconDrawable (Resources res, PwIcon icon)
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{
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int resId = Icons.iconToResId (icon);
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Drawable draw;
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if (!standardIconMap.TryGetValue(resId, out draw))
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{
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draw = res.GetDrawable(resId);
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standardIconMap[resId] = draw;
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}
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return draw;
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}
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public Drawable getIconDrawable (Resources res, PwDatabase db, PwUuid icon)
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{
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initBlank (res);
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if (icon == PwUuid.Zero) {
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return blank;
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}
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Drawable draw = null;
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if (!customIconMap.TryGetValue(icon, out draw))
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{
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Bitmap bitmap = db.GetCustomIcon(icon);
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// Could not understand custom icon
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if (bitmap == null) {
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return blank;
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}
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bitmap = resize (bitmap);
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draw = BitmapDrawableCompat.getBitmapDrawable (res, bitmap);
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customIconMap[icon] = draw;
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}
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return draw;
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}
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/** Resize the custom icon to match the built in icons
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* @param bitmap
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* @return
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*/
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private Bitmap resize (Bitmap bitmap)
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{
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int width = bitmap.Width;
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int height = bitmap.Height;
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if (width == blankWidth && height == blankHeight) {
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return bitmap;
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}
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return Bitmap.CreateScaledBitmap (bitmap, blankWidth, blankHeight, true);
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}
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public void Clear ()
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{
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standardIconMap.Clear ();
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customIconMap.Clear ();
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}
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}
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}
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