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