Adrien BĂ©raud | 04d822c | 2015-04-02 17:44:36 -0400 | [diff] [blame] | 1 | /* |
| 2 | * Copyright (C) 2004-2014 Savoir-Faire Linux Inc. |
| 3 | * |
| 4 | * Author: Adrien Beraud <adrien.beraud@gmail.com> |
| 5 | * |
| 6 | * This program is free software; you can redistribute it and/or modify |
| 7 | * it under the terms of the GNU General Public License as published by |
| 8 | * the Free Software Foundation; either version 3 of the License, or |
| 9 | * (at your option) any later version. |
| 10 | * |
| 11 | * This program is distributed in the hope that it will be useful, |
| 12 | * but WITHOUT ANY WARRANTY; without even the implied warranty of |
| 13 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
| 14 | * GNU General Public License for more details. |
| 15 | * |
| 16 | * You should have received a copy of the GNU General Public License |
| 17 | * along with this program; if not, write to the Free Software |
| 18 | * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. |
| 19 | * |
| 20 | * Additional permission under GNU GPL version 3 section 7: |
| 21 | * |
| 22 | * If you modify this program, or any covered work, by linking or |
| 23 | * combining it with the OpenSSL project's OpenSSL library (or a |
| 24 | * modified version of that library), containing parts covered by the |
| 25 | * terms of the OpenSSL or SSLeay licenses, Savoir-Faire Linux Inc. |
| 26 | * grants you additional permission to convey the resulting work. |
| 27 | * Corresponding Source for a non-source form of such a combination |
| 28 | * shall include the source code for the parts of OpenSSL used as well |
| 29 | * as that of the covered work. |
| 30 | */ |
| 31 | |
| 32 | package cx.ring.model; |
| 33 | |
| 34 | import android.content.Context; |
| 35 | import android.graphics.Bitmap; |
| 36 | import android.graphics.BitmapFactory; |
| 37 | import android.graphics.PointF; |
| 38 | import android.graphics.RectF; |
| 39 | |
| 40 | public class Attractor { |
| 41 | |
| 42 | public interface Callback { |
| 43 | |
| 44 | /** |
| 45 | * Called when a bubble is on the "active" zone of the attractor. |
| 46 | * |
| 47 | * @param b The bubble that is on the attractor. |
| 48 | * @return true if the bubble should be removed from the model, false otherwise. |
| 49 | */ |
| 50 | public boolean onBubbleSucked(Bubble b); |
| 51 | } |
| 52 | |
| 53 | public enum Type { |
| 54 | POINT, BORDER |
| 55 | } |
| 56 | |
| 57 | final Callback callback; |
| 58 | final Type type; |
| 59 | |
| 60 | private final RectF bounds = new RectF(); |
| 61 | private final RectF boundsScaled = new RectF(); |
| 62 | final PointF pos = new PointF(); |
| 63 | final float radius; |
| 64 | private final Bitmap img; |
| 65 | final String name; |
| 66 | |
| 67 | public Attractor(PointF pos, float size, Callback callback, Bitmap img) { |
| 68 | this.type = Type.POINT; |
| 69 | this.callback = callback; |
| 70 | this.pos.set(pos); |
| 71 | this.radius = size/2; |
| 72 | this.img = img; |
| 73 | this.name = null; |
| 74 | setBounds(); |
| 75 | } |
| 76 | |
| 77 | public Attractor(PointF pos, float radius, Callback callback, Context c, int resId) { |
| 78 | this(pos, radius, callback, BitmapFactory.decodeResource(c.getResources(), resId)); |
| 79 | } |
| 80 | |
| 81 | public Attractor(String name, float size, Callback callback, Bitmap img) { |
| 82 | this.type = Type.POINT; |
| 83 | this.name = name; |
| 84 | this.callback = callback; |
| 85 | this.radius = size/2; |
| 86 | this.img = img; |
| 87 | setBounds(); |
| 88 | } |
| 89 | |
| 90 | public void setSize(float w, float h) |
| 91 | { |
| 92 | if (type != Type.BORDER) |
| 93 | return; |
| 94 | pos.set(w, h); |
| 95 | setBounds(); |
| 96 | } |
| 97 | |
| 98 | public void setPos(float x, float y) { |
| 99 | pos.set(x, y); |
| 100 | setBounds(); |
| 101 | } |
| 102 | |
| 103 | private void setBounds() { |
| 104 | bounds.set(pos.x - radius, pos.y - radius, pos.x + radius, pos.y + radius); |
| 105 | } |
| 106 | |
| 107 | public RectF getBounds() { |
| 108 | return bounds; |
| 109 | } |
| 110 | |
| 111 | public RectF getBounds(float scale) { |
| 112 | float r = radius * scale; |
| 113 | boundsScaled.set(pos.x - r, pos.y - r, pos.x + r, pos.y + r); |
| 114 | return boundsScaled; |
| 115 | } |
| 116 | |
| 117 | public RectF getBounds(float scale, PointF start, float d) { |
| 118 | float r = radius * scale; |
| 119 | float md = 1.f - d; |
| 120 | float x = pos.x * d + start.x * md; |
| 121 | float y = pos.y * d + start.y * md; |
| 122 | boundsScaled.set(x - r, y - r, x + r, y + r); |
| 123 | return boundsScaled; |
| 124 | } |
| 125 | |
| 126 | public Bitmap getBitmap() { |
| 127 | return img; |
| 128 | } |
| 129 | |
| 130 | } |