1 | /* License: GPL. Copyright 2007 by Immanuel Scholz and others */
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2 | package org.openstreetmap.josm.data.osm.visitor.paint;
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3 |
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4 | /* To enable debugging or profiling remove the double / signs */
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5 |
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6 | import java.awt.BasicStroke;
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7 | import java.awt.Color;
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8 | import java.awt.Graphics2D;
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9 | import java.awt.Point;
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10 | import java.awt.Polygon;
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11 | import java.awt.Rectangle;
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12 | import java.awt.RenderingHints;
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13 | import java.awt.Stroke;
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14 | import java.awt.geom.GeneralPath;
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15 | import java.util.Collection;
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16 | import java.util.Iterator;
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17 |
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18 | import org.openstreetmap.josm.Main;
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19 | import org.openstreetmap.josm.data.Bounds;
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20 | import org.openstreetmap.josm.data.osm.BBox;
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21 | import org.openstreetmap.josm.data.osm.DataSet;
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22 | import org.openstreetmap.josm.data.osm.Node;
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23 | import org.openstreetmap.josm.data.osm.OsmPrimitive;
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24 | import org.openstreetmap.josm.data.osm.Relation;
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25 | import org.openstreetmap.josm.data.osm.RelationMember;
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26 | import org.openstreetmap.josm.data.osm.Way;
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27 | import org.openstreetmap.josm.data.osm.visitor.AbstractVisitor;
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28 | import org.openstreetmap.josm.data.osm.visitor.paint.MapPaintSettings;
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29 | import org.openstreetmap.josm.gui.NavigatableComponent;
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30 |
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31 | /**
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32 | * A visitor that paints a simple scheme of every primitive it visits to a
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33 | * previous set graphic environment.
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34 | *
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35 | * @author imi
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36 | */
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37 | public class SimplePaintVisitor extends AbstractVisitor implements PaintVisitor {
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38 | /**
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39 | * The environment to paint to.
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40 | */
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41 | protected Graphics2D g;
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42 | /**
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43 | * MapView to get screen coordinates.
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44 | */
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45 | protected NavigatableComponent nc;
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46 |
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47 | public boolean inactive;
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48 |
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49 | /**
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50 | * Preferences
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51 | */
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52 | protected Color inactiveColor;
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53 | protected Color selectedColor;
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54 | protected Color nodeColor;
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55 | protected Color dfltWayColor;
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56 | protected Color relationColor;
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57 | protected Color untaggedWayColor;
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58 | protected Color incompleteColor;
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59 | protected Color backgroundColor;
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60 | protected Color highlightColor;
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61 | protected Color taggedColor;
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62 | protected Color connectionColor;
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63 | protected Color taggedConnectionColor;
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64 | protected boolean showDirectionArrow;
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65 | protected boolean showRelevantDirectionsOnly;
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66 | protected boolean showHeadArrowOnly;
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67 | protected boolean showOrderNumber;
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68 | protected boolean fillSelectedNode;
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69 | protected boolean fillUnselectedNode;
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70 | protected boolean fillTaggedNode;
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71 | protected boolean fillConnectionNode;
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72 | protected int selectedNodeSize;
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73 | protected int unselectedNodeSize;
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74 | protected int connectionNodeSize;
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75 | protected int taggedNodeSize;
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76 | protected int defaultSegmentWidth;
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77 | protected int virtualNodeSize;
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78 | protected int virtualNodeSpace;
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79 | protected int segmentNumberSpace;
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80 |
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81 | /**
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82 | * Draw subsequent segments of same color as one Path
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83 | */
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84 | protected Color currentColor = null;
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85 | protected GeneralPath currentPath = new GeneralPath();
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86 |
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87 | public void getColors()
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88 | {
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89 | inactiveColor = PaintColors.INACTIVE.get();
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90 | selectedColor = PaintColors.SELECTED.get();
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91 | nodeColor = PaintColors.NODE.get();
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92 | dfltWayColor = PaintColors.DEFAULT_WAY.get();
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93 | relationColor = PaintColors.RELATION.get();
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94 | untaggedWayColor = PaintColors.UNTAGGED_WAY.get();
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95 | incompleteColor = PaintColors.INCOMPLETE_WAY.get();
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96 | backgroundColor = PaintColors.BACKGROUND.get();
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97 | highlightColor = PaintColors.HIGHLIGHT.get();
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98 | taggedColor = PaintColors.TAGGED.get();
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99 | connectionColor = PaintColors.CONNECTION.get();
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100 |
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101 | if (taggedColor != nodeColor) {
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102 | taggedConnectionColor = taggedColor;
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103 | } else {
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104 | taggedConnectionColor = connectionColor;
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105 | }
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106 | }
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107 |
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108 | protected void getSettings(boolean virtual) {
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109 | MapPaintSettings settings = MapPaintSettings.INSTANCE;
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110 | showDirectionArrow = settings.isShowDirectionArrow();
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111 | showRelevantDirectionsOnly = settings.isShowRelevantDirectionsOnly();
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112 | showHeadArrowOnly = settings.isShowHeadArrowOnly();
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113 | showOrderNumber = settings.isShowOrderNumber();
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114 | selectedNodeSize = settings.getSelectedNodeSize();
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115 | unselectedNodeSize = settings.getUnselectedNodeSize();
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116 | connectionNodeSize = settings.getConnectionNodeSize();
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117 | taggedNodeSize = settings.getTaggedNodeSize();
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118 | defaultSegmentWidth = settings.getDefaultSegmentWidth();
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119 | fillSelectedNode = settings.isFillSelectedNode();
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120 | fillUnselectedNode = settings.isFillUnselectedNode();
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121 | fillConnectionNode = settings.isFillConnectionNode();
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122 | fillTaggedNode = settings.isFillTaggedNode();
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123 | virtualNodeSize = virtual ? Main.pref.getInteger("mappaint.node.virtual-size", 8) / 2 : 0;
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124 | virtualNodeSpace = Main.pref.getInteger("mappaint.node.virtual-space", 70);
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125 | segmentNumberSpace = Main.pref.getInteger("mappaint.segmentnumber.space", 40);
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126 | getColors();
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127 |
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128 | g.setRenderingHint(RenderingHints.KEY_ANTIALIASING,
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129 | Main.pref.getBoolean("mappaint.use-antialiasing", false) ?
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130 | RenderingHints.VALUE_ANTIALIAS_ON : RenderingHints.VALUE_ANTIALIAS_OFF);
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131 | }
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132 |
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133 | DataSet ds;
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134 | public void visitAll(DataSet data, boolean virtual, Bounds bounds) {
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135 | BBox bbox = new BBox(bounds);
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136 | this.ds = data;
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137 | //boolean profiler = Main.pref.getBoolean("simplepaint.profiler",false);
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138 | //long profilerStart = java.lang.System.currentTimeMillis();
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139 | //long profilerLast = profilerStart;
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140 | //int profilerN = 0;
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141 | //if(profiler)
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142 | // System.out.println("Simplepaint Profiler");
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143 |
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144 | getSettings(virtual);
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145 |
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146 | //if(profiler)
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147 | //{
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148 | // System.out.format("Prepare : %4dms\n", (java.lang.System.currentTimeMillis()-profilerLast));
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149 | // profilerLast = java.lang.System.currentTimeMillis();
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150 | //}
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151 |
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152 | /* draw tagged ways first, then untagged ways. takes
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153 | time to iterate through list twice, OTOH does not
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154 | require changing the colour while painting... */
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155 | //profilerN = 0;
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156 | for (final OsmPrimitive osm: data.searchRelations(bbox)) {
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157 | if (!osm.isDeleted() && !ds.isSelected(osm) && !osm.isDisabledAndHidden()) {
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158 | osm.visit(this);
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159 | // profilerN++;
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160 | }
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161 | }
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162 |
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163 | //if(profiler)
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164 | //{
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165 | // System.out.format("Relations: %4dms, n=%5d\n", (java.lang.System.currentTimeMillis()-profilerLast), profilerN);
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166 | // profilerLast = java.lang.System.currentTimeMillis();
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167 | //}
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168 |
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169 | //profilerN = 0;
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170 | for (final OsmPrimitive osm:data.searchWays(bbox)){
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171 | if (!osm.isDeleted() && !ds.isSelected(osm) && !osm.isDisabledAndHidden() && osm.isTagged()) {
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172 | osm.visit(this);
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173 | // profilerN++;
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174 | }
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175 | }
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176 | displaySegments();
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177 |
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178 | for (final OsmPrimitive osm:data.searchWays(bbox)){
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179 | if (!osm.isDeleted() && !ds.isSelected(osm) && !osm.isDisabledAndHidden() && !osm.isTagged()) {
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180 | osm.visit(this);
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181 | // profilerN++;
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182 | }
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183 | }
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184 | displaySegments();
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185 |
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186 | //if(profiler)
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187 | //{
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188 | // System.out.format("Ways : %4dms, n=%5d\n",
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189 | // (java.lang.System.currentTimeMillis()-profilerLast), profilerN);
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190 | // profilerLast = java.lang.System.currentTimeMillis();
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191 | //}
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192 |
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193 | //profilerN = 0;
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194 | for (final OsmPrimitive osm : data.getSelected())
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195 | if (!osm.isDeleted()) {
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196 | osm.visit(this);
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197 | // profilerN++;
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198 | }
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199 | displaySegments();
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200 |
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201 | //if(profiler)
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202 | //{
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203 | // System.out.format("Selected : %4dms, n=%5d\n", (java.lang.System.currentTimeMillis()-profilerLast), profilerN);
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204 | // profilerLast = java.lang.System.currentTimeMillis();
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205 | //}
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206 |
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207 | //profilerN = 0;
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208 | for (final OsmPrimitive osm: data.searchNodes(bbox)) {
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209 | if (!osm.isDeleted() && !ds.isSelected(osm) && !osm.isDisabledAndHidden())
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210 | {
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211 | osm.visit(this);
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212 | // profilerN++;
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213 | }
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214 | }
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215 |
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216 | //if(profiler)
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217 | //{
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218 | // System.out.format("Nodes : %4dms, n=%5d\n",
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219 | // (java.lang.System.currentTimeMillis()-profilerLast), profilerN);
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220 | // profilerLast = java.lang.System.currentTimeMillis();
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221 | //}
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222 |
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223 | drawVirtualNodes(data.searchWays(bbox));
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224 |
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225 | //if(profiler)
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226 | //{
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227 | // System.out.format("All : %4dms\n", (profilerLast-profilerStart));
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228 | //}
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229 | }
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230 |
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231 | private static final int max(int a, int b, int c, int d) {
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232 | return Math.max(Math.max(a, b), Math.max(c, d));
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233 | }
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234 |
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235 | /**
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236 | * Draw a small rectangle.
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237 | * White if selected (as always) or red otherwise.
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238 | *
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239 | * @param n The node to draw.
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240 | */
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241 | public void visit(Node n) {
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242 | if (n.isIncomplete()) return;
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243 |
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244 | if (n.isHighlighted()) {
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245 | drawNode(n, highlightColor, selectedNodeSize, fillSelectedNode);
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246 | } else {
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247 | Color color;
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248 |
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249 | if (inactive || n.isDisabled()) {
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250 | color = inactiveColor;
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251 | } else if (ds.isSelected(n)) {
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252 | color = selectedColor;
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253 | } else if (n.isConnectionNode()) {
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254 | if (n.isTagged()) {
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255 | color = taggedConnectionColor;
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256 | } else {
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257 | color = connectionColor;
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258 | }
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259 | } else {
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260 | if (n.isTagged()) {
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261 | color = taggedColor;
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262 | } else {
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263 | color = nodeColor;
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264 | }
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265 | }
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266 |
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267 | final int size = max((ds.isSelected(n) ? selectedNodeSize : 0),
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268 | (n.isTagged() ? taggedNodeSize : 0),
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269 | (n.isConnectionNode() ? connectionNodeSize : 0),
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270 | unselectedNodeSize);
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271 |
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272 | final boolean fill = (ds.isSelected(n) && fillSelectedNode) ||
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273 | (n.isTagged() && fillTaggedNode) ||
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274 | (n.isConnectionNode() && fillConnectionNode) ||
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275 | fillUnselectedNode;
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276 |
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277 | drawNode(n, color, size, fill);
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278 | }
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279 | }
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280 |
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281 | public static boolean isLargeSegment(Point p1, Point p2, int space)
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282 | {
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283 | int xd = p1.x-p2.x; if(xd < 0) {
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284 | xd = -xd;
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285 | }
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286 | int yd = p1.y-p2.y; if(yd < 0) {
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287 | yd = -yd;
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288 | }
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289 | return (xd+yd > space);
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290 | }
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291 |
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292 | public void drawVirtualNodes(Collection<Way> ways) {
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293 |
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294 | if (virtualNodeSize != 0) {
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295 | GeneralPath path = new GeneralPath();
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296 | for (Way osm: ways){
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297 | if (osm.isUsable() && !osm.isDisabledAndHidden() && !osm.isDisabled()) {
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298 | visitVirtual(path, osm);
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299 | }
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300 | }
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301 | g.setColor(nodeColor);
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302 | g.draw(path);
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303 | }
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304 | }
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305 |
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306 | public void visitVirtual(GeneralPath path, Way w) {
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307 | Iterator<Node> it = w.getNodes().iterator();
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308 | if (it.hasNext()) {
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309 | Point lastP = nc.getPoint(it.next());
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310 | while(it.hasNext())
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311 | {
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312 | Point p = nc.getPoint(it.next());
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313 | if(isSegmentVisible(lastP, p) && isLargeSegment(lastP, p, virtualNodeSpace))
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314 | {
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315 | int x = (p.x+lastP.x)/2;
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316 | int y = (p.y+lastP.y)/2;
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317 | path.moveTo(x-virtualNodeSize, y);
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318 | path.lineTo(x+virtualNodeSize, y);
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319 | path.moveTo(x, y-virtualNodeSize);
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320 | path.lineTo(x, y+virtualNodeSize);
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321 | }
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322 | lastP = p;
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323 | }
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324 | }
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325 | }
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326 |
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327 | /**
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328 | * Draw a darkblue line for all segments.
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329 | * @param w The way to draw.
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330 | */
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331 | public void visit(Way w) {
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332 | if (w.isIncomplete() || w.getNodesCount() < 2)
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333 | return;
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334 |
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335 | /* show direction arrows, if draw.segment.relevant_directions_only is not set, the way is tagged with a direction key
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336 | (even if the tag is negated as in oneway=false) or the way is selected */
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337 |
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338 | boolean showThisDirectionArrow = ds.isSelected(w)
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339 | || (showDirectionArrow && (!showRelevantDirectionsOnly || w.hasDirectionKeys()));
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340 | /* head only takes over control if the option is true,
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341 | the direction should be shown at all and not only because it's selected */
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342 | boolean showOnlyHeadArrowOnly = showThisDirectionArrow && !ds.isSelected(w) && showHeadArrowOnly;
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343 | Color wayColor;
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344 |
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345 | if (inactive || w.isDisabled()) {
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346 | wayColor = inactiveColor;
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347 | } else if(w.isHighlighted()) {
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348 | wayColor = highlightColor;
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349 | } else if(ds.isSelected(w)) {
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350 | wayColor = selectedColor;
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351 | } else if (!w.isTagged()) {
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352 | wayColor = untaggedWayColor;
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353 | } else {
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354 | wayColor = dfltWayColor;
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355 | }
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356 |
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357 | Iterator<Node> it = w.getNodes().iterator();
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358 | if (it.hasNext()) {
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359 | Point lastP = nc.getPoint(it.next());
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360 | for (int orderNumber = 1; it.hasNext(); orderNumber++) {
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361 | Point p = nc.getPoint(it.next());
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362 | drawSegment(lastP, p, wayColor,
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363 | showOnlyHeadArrowOnly ? !it.hasNext() : showThisDirectionArrow);
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364 | if (showOrderNumber) {
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365 | drawOrderNumber(lastP, p, orderNumber);
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366 | }
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367 | lastP = p;
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368 | }
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369 | }
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370 | }
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371 |
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372 | private Stroke relatedWayStroke = new BasicStroke(
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373 | 4, BasicStroke.CAP_SQUARE, BasicStroke.JOIN_BEVEL);
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374 | public void visit(Relation r) {
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375 | if (r.isIncomplete()) return;
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376 |
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377 | Color col;
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378 | if (inactive || r.isDisabled()) {
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379 | col = inactiveColor;
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380 | } else if (ds.isSelected(r)) {
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381 | col = selectedColor;
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382 | } else {
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383 | col = relationColor;
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384 | }
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385 | g.setColor(col);
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386 |
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387 | for (RelationMember m : r.getMembers()) {
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388 | if (m.getMember().isIncomplete() || m.getMember().isDeleted()) {
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389 | continue;
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390 | }
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391 |
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392 | if (m.isNode()) {
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393 | Point p = nc.getPoint(m.getNode());
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394 | if (p.x < 0 || p.y < 0
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395 | || p.x > nc.getWidth() || p.y > nc.getHeight()) {
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396 | continue;
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397 | }
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398 |
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399 | g.drawOval(p.x-3, p.y-3, 6, 6);
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400 | } else if (m.isWay()) {
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401 | GeneralPath path = new GeneralPath();
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402 |
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403 | boolean first = true;
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404 | for (Node n : m.getWay().getNodes()) {
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405 | if (n.isIncomplete() || n.isDeleted()) {
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406 | continue;
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407 | }
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408 | Point p = nc.getPoint(n);
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409 | if (first) {
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410 | path.moveTo(p.x, p.y);
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411 | first = false;
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412 | } else {
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413 | path.lineTo(p.x, p.y);
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414 | }
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415 | }
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416 |
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417 | g.draw(relatedWayStroke.createStrokedShape(path));
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418 | }
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419 | }
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420 | }
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421 |
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422 | /**
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423 | * Draw an number of the order of the two consecutive nodes within the
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424 | * parents way
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425 | */
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426 | protected void drawOrderNumber(Point p1, Point p2, int orderNumber) {
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427 | if (isSegmentVisible(p1, p2) && isLargeSegment(p1, p2, segmentNumberSpace)) {
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428 | String on = Integer.toString(orderNumber);
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429 | int strlen = on.length();
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430 | int x = (p1.x+p2.x)/2 - 4*strlen;
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431 | int y = (p1.y+p2.y)/2 + 4;
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432 |
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433 | if(virtualNodeSize != 0 && isLargeSegment(p1, p2, virtualNodeSpace))
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434 | {
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435 | y = (p1.y+p2.y)/2 - virtualNodeSize - 3;
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436 | }
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437 |
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438 | displaySegments(); /* draw nodes on top! */
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439 | Color c = g.getColor();
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440 | g.setColor(backgroundColor);
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441 | g.fillRect(x-1, y-12, 8*strlen+1, 14);
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442 | g.setColor(c);
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443 | g.drawString(on, x, y);
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444 | }
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445 | }
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446 |
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447 | /**
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448 | * Draw the node as small rectangle with the given color.
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449 | *
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450 | * @param n The node to draw.
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451 | * @param color The color of the node.
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452 | */
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453 | public void drawNode(Node n, Color color, int size, boolean fill) {
|
---|
454 | if (size > 1) {
|
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455 | int radius = size / 2;
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456 | Point p = nc.getPoint(n);
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457 | if ((p.x < 0) || (p.y < 0) || (p.x > nc.getWidth())
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458 | || (p.y > nc.getHeight()))
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459 | return;
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460 | g.setColor(color);
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461 | if (fill) {
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462 | g.fillRect(p.x - radius, p.y - radius, size, size);
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463 | g.drawRect(p.x - radius, p.y - radius, size, size);
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464 | } else {
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465 | g.drawRect(p.x - radius, p.y - radius, size, size);
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466 | }
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467 | }
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468 | }
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469 |
|
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470 | private static final double PHI = Math.toRadians(20);
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471 | private static final double cosPHI = Math.cos(PHI);
|
---|
472 | private static final double sinPHI = Math.sin(PHI);
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473 |
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474 | protected void drawSegment(GeneralPath path, Point p1, Point p2, boolean showDirection) {
|
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475 | boolean drawIt = false;
|
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476 | if (Main.isOpenjdk) {
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477 | /**
|
---|
478 | * Work around openjdk bug. It leads to drawing artefacts when zooming in a lot. (#4289, #4424)
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479 | * (It looks like int overflow when clipping.) We do custom clipping.
|
---|
480 | */
|
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481 | Rectangle bounds = g.getClipBounds();
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482 | bounds.grow(100, 100); // avoid arrow heads at the border
|
---|
483 | LineClip clip = new LineClip(p1, p2, bounds);
|
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484 | drawIt = clip.execute();
|
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485 | p1 = clip.getP1();
|
---|
486 | p2 = clip.getP2();
|
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487 | } else {
|
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488 | drawIt = isSegmentVisible(p1, p2);
|
---|
489 | }
|
---|
490 | if (drawIt) {
|
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491 | path.moveTo(p1.x, p1.y);
|
---|
492 | path.lineTo(p2.x, p2.y);
|
---|
493 |
|
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494 | if (showDirection) {
|
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495 | final double l = 10. / p1.distance(p2);
|
---|
496 |
|
---|
497 | final double sx = l * (p1.x - p2.x);
|
---|
498 | final double sy = l * (p1.y - p2.y);
|
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499 |
|
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500 | path.lineTo (p2.x + (int) Math.round(cosPHI * sx - sinPHI * sy), p2.y + (int) Math.round(sinPHI * sx + cosPHI * sy));
|
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501 | path.moveTo (p2.x + (int) Math.round(cosPHI * sx + sinPHI * sy), p2.y + (int) Math.round(- sinPHI * sx + cosPHI * sy));
|
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502 | path.lineTo(p2.x, p2.y);
|
---|
503 | }
|
---|
504 | }
|
---|
505 | }
|
---|
506 |
|
---|
507 | /**
|
---|
508 | * Draw a line with the given color.
|
---|
509 | */
|
---|
510 | protected void drawSegment(Point p1, Point p2, Color col, boolean showDirection) {
|
---|
511 | if (col != currentColor) {
|
---|
512 | displaySegments(col);
|
---|
513 | }
|
---|
514 | drawSegment(currentPath, p1, p2, showDirection);
|
---|
515 | }
|
---|
516 |
|
---|
517 | protected boolean isSegmentVisible(Point p1, Point p2) {
|
---|
518 | if ((p1.x < 0) && (p2.x < 0)) return false;
|
---|
519 | if ((p1.y < 0) && (p2.y < 0)) return false;
|
---|
520 | if ((p1.x > nc.getWidth()) && (p2.x > nc.getWidth())) return false;
|
---|
521 | if ((p1.y > nc.getHeight()) && (p2.y > nc.getHeight())) return false;
|
---|
522 | return true;
|
---|
523 | }
|
---|
524 |
|
---|
525 | protected boolean isPolygonVisible(Polygon polygon) {
|
---|
526 | Rectangle bounds = polygon.getBounds();
|
---|
527 | if (bounds.width == 0 && bounds.height == 0) return false;
|
---|
528 | if (bounds.x > nc.getWidth()) return false;
|
---|
529 | if (bounds.y > nc.getHeight()) return false;
|
---|
530 | if (bounds.x + bounds.width < 0) return false;
|
---|
531 | if (bounds.y + bounds.height < 0) return false;
|
---|
532 | return true;
|
---|
533 | }
|
---|
534 |
|
---|
535 | public void setGraphics(Graphics2D g) {
|
---|
536 | this.g = g;
|
---|
537 | }
|
---|
538 |
|
---|
539 | public void setNavigatableComponent(NavigatableComponent nc) {
|
---|
540 | this.nc = nc;
|
---|
541 | }
|
---|
542 |
|
---|
543 | protected void displaySegments() {
|
---|
544 | displaySegments(null);
|
---|
545 | }
|
---|
546 | protected void displaySegments(Color newColor) {
|
---|
547 | if (currentPath != null) {
|
---|
548 | g.setColor(currentColor);
|
---|
549 | g.draw(currentPath);
|
---|
550 | currentPath = new GeneralPath();
|
---|
551 | currentColor = newColor;
|
---|
552 | }
|
---|
553 | }
|
---|
554 |
|
---|
555 | public void setInactive(boolean inactive) {
|
---|
556 | this.inactive = inactive;
|
---|
557 | }
|
---|
558 | }
|
---|