001// License: GPL. For details, see LICENSE file. 002package org.openstreetmap.josm.gui.mappaint; 003 004import org.openstreetmap.josm.data.osm.OsmPrimitive; 005import org.openstreetmap.josm.data.osm.Way; 006import org.openstreetmap.josm.data.osm.visitor.paint.MapPaintSettings; 007import org.openstreetmap.josm.data.osm.visitor.paint.StyledMapRenderer; 008import org.openstreetmap.josm.tools.CheckParameterUtil; 009 010public class RepeatImageElemStyle extends ElemStyle implements StyleKeys { 011 012 public enum LineImageAlignment { TOP, CENTER, BOTTOM } 013 014 public MapImage pattern; 015 public float offset; 016 public float spacing; 017 public float phase; 018 public LineImageAlignment align; 019 020 public RepeatImageElemStyle(Cascade c, MapImage pattern, float offset, float spacing, float phase, LineImageAlignment align) { 021 super(c, 2.9f); 022 CheckParameterUtil.ensureParameterNotNull(pattern); 023 CheckParameterUtil.ensureParameterNotNull(align); 024 this.pattern = pattern; 025 this.offset = offset; 026 this.spacing = spacing; 027 this.phase = phase; 028 this.align = align; 029 } 030 031 public static RepeatImageElemStyle create(Environment env) { 032 MapImage pattern = NodeElemStyle.createIcon(env, REPEAT_IMAGE_KEYS); 033 if (pattern == null) 034 return null; 035 Cascade c = env.mc.getCascade(env.layer); 036 float offset = c.get(REPEAT_IMAGE_OFFSET, 0f, Float.class); 037 float spacing = c.get(REPEAT_IMAGE_SPACING, 0f, Float.class); 038 float phase = - c.get(REPEAT_IMAGE_PHASE, 0f, Float.class); 039 040 LineImageAlignment align = LineImageAlignment.CENTER; 041 Keyword alignKW = c.get(REPEAT_IMAGE_ALIGN, Keyword.CENTER, Keyword.class); 042 if ("top".equals(alignKW.val)) { 043 align = LineImageAlignment.TOP; 044 } else if ("bottom".equals(alignKW.val)) { 045 align = LineImageAlignment.BOTTOM; 046 } 047 048 return new RepeatImageElemStyle(c, pattern, offset, spacing, phase, align); 049 } 050 051 @Override 052 public void paintPrimitive(OsmPrimitive primitive, MapPaintSettings paintSettings, StyledMapRenderer painter, boolean selected, boolean member) { 053 Way w = (Way) primitive; 054 painter.drawRepeatImage(w, pattern.getImage(), offset, spacing, phase, align); 055 } 056 057 @Override 058 public boolean isProperLineStyle() { 059 return true; 060 } 061 062 @Override 063 public boolean equals(Object obj) { 064 if (obj == null || getClass() != obj.getClass()) 065 return false; 066 if (!super.equals(obj)) 067 return false; 068 final RepeatImageElemStyle other = (RepeatImageElemStyle) obj; 069 if (!this.pattern.equals(other.pattern)) return false; 070 if (this.offset != other.offset) return false; 071 if (this.spacing != other.spacing) return false; 072 if (this.phase != other.phase) return false; 073 if (this.align != other.align) return false; 074 return true; 075 } 076 077 @Override 078 public int hashCode() { 079 int hash = 7; 080 hash = 83 * hash + this.pattern.hashCode(); 081 hash = 83 * hash + Float.floatToIntBits(this.offset); 082 hash = 83 * hash + Float.floatToIntBits(this.spacing); 083 hash = 83 * hash + Float.floatToIntBits(this.phase); 084 hash = 83 * hash + this.align.hashCode(); 085 return hash; 086 } 087 088 @Override 089 public String toString() { 090 return "RepeatImageStyle{" + super.toString() + "pattern=[" + pattern + 091 "], offset=" + offset + ", spacing=" + spacing + 092 ", phase=" + (-phase) + ", align=" + align + "}"; 093 } 094}