001    // License: GPL. For details, see LICENSE file.
002    package org.openstreetmap.josm.gui.mappaint;
003    
004    import org.openstreetmap.josm.data.osm.OsmPrimitive;
005    import org.openstreetmap.josm.data.osm.Way;
006    import org.openstreetmap.josm.data.osm.visitor.paint.MapPaintSettings;
007    import org.openstreetmap.josm.data.osm.visitor.paint.StyledMapRenderer;
008    import org.openstreetmap.josm.data.osm.visitor.paint.PaintColors;
009    import org.openstreetmap.josm.tools.Utils;
010    
011    public class LineTextElemStyle extends ElemStyle {
012    
013        private TextElement text;
014    
015        protected LineTextElemStyle(Cascade c, TextElement text) {
016            super(c, 4.9f);
017            this.text = text;
018        }
019        public static LineTextElemStyle create(Environment env) {
020            Cascade c = env.mc.getCascade(env.layer);
021    
022            Keyword textPos = c.get(TEXT_POSITION, null, Keyword.class);
023            if (textPos != null && !Utils.equal(textPos.val, "line"))
024                return null;
025    
026            TextElement text = TextElement.create(c, PaintColors.TEXT.get(), false);
027            if (text == null)
028                return null;
029            return new LineTextElemStyle(c, text);
030        }
031    
032        @Override
033        public void paintPrimitive(OsmPrimitive primitive, MapPaintSettings paintSettings, StyledMapRenderer painter, boolean selected, boolean member) {
034            Way w = (Way)primitive;
035            painter.drawTextOnPath(w, text);
036        }
037    
038        @Override
039        public boolean equals(Object obj) {
040            if (obj == null || getClass() != obj.getClass())
041                return false;
042            if (!super.equals(obj))
043                return false;
044            final LineTextElemStyle other = (LineTextElemStyle) obj;
045            return Utils.equal(text, other.text);
046        }
047    
048        @Override
049        public int hashCode() {
050            return text.hashCode();
051        }
052    
053        @Override
054        public String toString() {
055            return "LineTextElemStyle{" + super.toString() + "text=" + text + "}";
056        }
057    
058    }