001/**
002 * Copyright (c) 2011, The University of Southampton and the individual contributors.
003 * All rights reserved.
004 *
005 * Redistribution and use in source and binary forms, with or without modification,
006 * are permitted provided that the following conditions are met:
007 *
008 *   *  Redistributions of source code must retain the above copyright notice,
009 *      this list of conditions and the following disclaimer.
010 *
011 *   *  Redistributions in binary form must reproduce the above copyright notice,
012 *      this list of conditions and the following disclaimer in the documentation
013 *      and/or other materials provided with the distribution.
014 *
015 *   *  Neither the name of the University of Southampton nor the names of its
016 *      contributors may be used to endorse or promote products derived from this
017 *      software without specific prior written permission.
018 *
019 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND
020 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
021 * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
022 * DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR
023 * ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
024 * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
025 * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON
026 * ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
027 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
028 * SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
029 */
030package org.openimaj.demos.irc;
031
032import java.util.HashMap;
033import java.util.List;
034import java.util.Map;
035
036import org.openimaj.content.animation.animator.LinearTimeBasedFloatValueAnimator;
037import org.openimaj.content.animation.animator.ValueAnimator;
038import org.openimaj.image.MBFImage;
039import org.openimaj.image.colour.ColourSpace;
040import org.openimaj.image.colour.RGBColour;
041import org.openimaj.math.geometry.point.Point2d;
042import org.openimaj.math.geometry.shape.Shape;
043import org.openimaj.math.geometry.transforms.TransformUtilities;
044import org.openimaj.text.geo.WorldPlace;
045import org.openimaj.text.geo.WorldPolygons;
046import org.openimaj.video.AnimatedVideo;
047
048import Jama.Matrix;
049
050public class WorldVis extends AnimatedVideo<MBFImage>{
051        class LabColourAnimator implements ValueAnimator<Float[]>{
052                private final LinearTimeBasedFloatValueAnimator l;
053                private final LinearTimeBasedFloatValueAnimator a;
054                private final LinearTimeBasedFloatValueAnimator b;
055                private final MBFImage buffer;
056
057                ColourSpace space = ColourSpace.RGB;
058                public LabColourAnimator(final Float[] start, final Float[] end, final long duration) {
059                        final MBFImage startImg = new MBFImage(1,1,3);
060                        startImg.setPixel(0, 0, start);
061                        final MBFImage endImg = new MBFImage(1,1,3);
062                        this.buffer = new MBFImage(1,1,3);
063                        endImg.setPixel(0, 0, end);
064                        final Float[] labstart = this.space.convertFromRGB(startImg).getPixel(0, 0);
065                        final Float[] labend = this.space.convertFromRGB(endImg).getPixel(0, 0);
066                        this.l = new LinearTimeBasedFloatValueAnimator(labstart[0], labend[0], duration);
067                        this.a = new LinearTimeBasedFloatValueAnimator(labstart[1], labend[1], duration);
068                        this.b = new LinearTimeBasedFloatValueAnimator(labstart[2], labend[2], duration);
069                }
070                @Override
071                public Float[] nextValue() {
072                        this.buffer.setPixel(0, 0, new Float[]{this.l.nextValue(),this.a.nextValue(),this.b.nextValue()});
073                        final Float[] retPix = this.space.convertToRGB(this.buffer).getPixel(0, 0);
074                        return retPix;
075                }
076
077                @Override
078                public boolean hasFinished() {
079                        return this.l.hasFinished();
080                }
081
082                @Override
083                public void reset() {
084                        this.l.reset();
085                        this.a.reset();
086                        this.b.reset();
087                }
088
089        }
090        private static final Float[] SEA_COLOUR = new Float[]{135f/255f,206f/255f,250f/255f};
091        private static final Float[] LAND_COLOUR = new Float[]{238f/255f,232f/255f,170f/255f};
092        private final int w;
093        private final int h;
094        private final WorldPolygons worldPolys;
095        private final float scale;
096        private final Map<String,LabColourAnimator> activeCountries = new HashMap<String, LabColourAnimator>();
097        private final MBFImage img;
098
099        /**
100         * @param w
101         * @param h
102         */
103        public WorldVis(final int w, final int h) {
104                super(new MBFImage(w,h,3));
105                this.w = w;
106                this.h = h;
107                this.worldPolys = new WorldPolygons();
108                this.scale = h/this.worldPolys.getBounds().height;
109                this.img = new MBFImage(w, h, 3);
110        }
111
112        private MBFImage create(){
113                this.img.fill(WorldVis.SEA_COLOUR);
114                final Point2d mid = this.img.getBounds().calculateCentroid();
115                Matrix trans = Matrix.identity(3, 3);
116                trans = trans.times(
117                        TransformUtilities.scaleMatrixAboutPoint(
118                                this.scale, this.scale, mid
119                        )
120                );
121                trans = trans.times(
122                        TransformUtilities.rotationMatrixAboutPoint(Math.PI, mid.getX(), mid.getY())
123                );
124                trans = trans.times(
125                        TransformUtilities.translateMatrix(mid.getX(), mid.getY())
126                );
127                for (final WorldPlace wp : this.worldPolys.getShapes()) {
128
129                        final List<Shape> shapes = wp.getShapes();
130                        for (Shape s : shapes) {
131                                s = s.clone();
132
133                                s = s.transform(trans);
134                                this.img.drawShape(s,3, RGBColour.RED);
135                                if(this.activeCountries.containsKey(wp.getISOA2()))
136                                {
137                                        this.img.drawShapeFilled(s, this.activeCountries.get(wp.getISOA2()).nextValue());
138                                        if(this.activeCountries.get(wp.getISOA2()).hasFinished())
139                                        {
140                                                this.activeCountries.remove(wp.getISOA2());
141                                        }
142                                }else{
143                                        this.img.drawShapeFilled(s, WorldVis.LAND_COLOUR);
144                                }
145                        }
146                }
147                return this.img.flipX();
148        }
149
150        @Override
151        protected void updateNextFrame(final MBFImage frame) {
152                frame.internalAssign(this.create());
153
154        }
155
156        public void activate(final FreeGeoIPLocation geoip) {
157                this.activeCountries.put(
158                        geoip.country_code.toLowerCase(),
159                        new LabColourAnimator(RGBColour.RED, WorldVis.LAND_COLOUR, 1000)
160                );
161        }
162
163}