001 // License: GPL. For details, see LICENSE file. 002 package org.openstreetmap.josm.gui.dialogs.relation; 003 004 import java.awt.BasicStroke; 005 import java.awt.Color; 006 import java.awt.Component; 007 import java.awt.Graphics; 008 import java.awt.Graphics2D; 009 import java.awt.Image; 010 011 import javax.swing.JTable; 012 013 import org.openstreetmap.josm.gui.dialogs.relation.WayConnectionType.Direction; 014 import org.openstreetmap.josm.tools.ImageProvider; 015 016 public class MemberTableLinkedCellRenderer extends MemberTableCellRenderer { 017 018 final static Image arrowUp = ImageProvider.get("dialogs/relation", "arrowup").getImage(); 019 final static Image arrowDown = ImageProvider.get("dialogs/relation", "arrowdown").getImage(); 020 final static Image corners = ImageProvider.get("dialogs/relation", "roundedcorners").getImage(); 021 final static Image roundabout_right = ImageProvider.get("dialogs/relation", "roundabout_right_tiny").getImage(); 022 final static Image roundabout_left = ImageProvider.get("dialogs/relation", "roundabout_left_tiny").getImage(); 023 private WayConnectionType value = new WayConnectionType(); 024 025 @Override 026 public Component getTableCellRendererComponent(JTable table, Object value, boolean isSelected, boolean hasFocus, 027 int row, int column) { 028 029 reset(); 030 if (value == null) 031 return this; 032 033 this.value = (WayConnectionType) value; 034 renderForeground(isSelected); 035 //setText(value.toString()); 036 setToolTipText(((WayConnectionType)value).getToolTip()); 037 renderBackground(getModel(table), null, isSelected); 038 return this; 039 } 040 041 @Override 042 public void paintComponent(Graphics g) { 043 super.paintComponent(g); 044 if (value == null || !value.isValid()) 045 return; 046 047 int ymax=this.getSize().height - 1; 048 int xloop = 10; 049 int xowloop = 0; 050 if(value.isOnewayLoopForwardPart) { 051 xowloop = -3; 052 } 053 if(value.isOnewayLoopBackwardPart) { 054 xowloop = 3; 055 } 056 057 int xoff = this.getSize().width / 2; 058 if (value.isLoop) { 059 xoff -= xloop / 2 - 1; 060 } 061 int w = 2; 062 int p = 2 + w + 1; 063 int y1 = 0; 064 int y2 = 0; 065 066 if (value.linkPrev) { 067 g.setColor(Color.black); 068 if(value.isOnewayHead) { 069 g.fillRect(xoff - 1, 0, 3, 1); 070 } else { 071 g.fillRect(xoff - 1 + xowloop, 0, 3, 1); 072 } 073 y1 = 0; 074 } else { 075 if (value.isLoop) { 076 g.setColor(Color.black); 077 y1 = 5; 078 g.drawImage(corners,xoff,y1-3,xoff+3,y1, 0,0,3,3, new Color(0,0,0,0), null); 079 g.drawImage(corners,xoff+xloop-2,y1-3,xoff+xloop+1,y1, 2,0,5,3, new Color(0,0,0,0), null); 080 g.drawLine(xoff+3,y1-3,xoff+xloop-3,y1-3); 081 } 082 else { 083 g.setColor(Color.red); 084 if(value.isOnewayHead) { 085 g.drawRect(xoff-1, p - 3 - w, w, w); 086 } else { 087 g.drawRect(xoff-1 + xowloop, p - 1 - w, w, w); 088 } 089 y1 = p; 090 } 091 } 092 093 if (value.linkNext) { 094 g.setColor(Color.black); 095 if(value.isOnewayTail) { 096 g.fillRect(xoff - 1, ymax, 3, 1); 097 } else { 098 g.fillRect(xoff - 1 + xowloop, ymax, 3, 1); 099 } 100 y2 = ymax; 101 } else { 102 if (value.isLoop) { 103 g.setColor(Color.black); 104 y2 = ymax - 5; 105 g.fillRect(xoff-1, y2+2, 3, 3); 106 g.drawLine(xoff, y2, xoff, y2+2); 107 g.drawImage(corners,xoff+xloop-2,y2+1,xoff+xloop+1,y2+4, 2,2,5,5, new Color(0,0,0,0), null); 108 g.drawLine(xoff+3-1,y2+3,xoff+xloop-3,y2+3); 109 } 110 else { 111 g.setColor(Color.red); 112 if(value.isOnewayTail) { 113 g.drawRect(xoff-1, ymax - p + 3, w, w); 114 } else { 115 g.drawRect(xoff-1 + xowloop, ymax - p + 1, w, w); 116 } 117 y2 = ymax - p; 118 } 119 } 120 121 /* vertical lines */ 122 g.setColor(Color.black); 123 if (value.isLoop) { 124 g.drawLine(xoff+xloop, y1, xoff+xloop, y2); 125 } 126 127 if (value.isOnewayHead) { 128 setDotted(g); 129 y1 = 7; 130 131 int xValues [] = {xoff - xowloop + 1, xoff - xowloop + 1, xoff}; 132 int yValues [] = {ymax, y1+1, 1}; 133 g.drawPolyline(xValues, yValues, 3); 134 unsetDotted(g); 135 g.drawLine(xoff + xowloop, y1+1, xoff, 1); 136 } 137 138 if(value.isOnewayTail){ 139 setDotted(g); 140 y2 = ymax - 7; 141 142 int xValues [] = {xoff+1, xoff - xowloop + 1, xoff - xowloop + 1}; 143 int yValues [] = {ymax-1, y2, y1}; 144 g.drawPolyline(xValues, yValues, 3); 145 unsetDotted(g); 146 g.drawLine(xoff + xowloop, y2, xoff, ymax-1); 147 } 148 149 if ((value.isOnewayLoopForwardPart || value.isOnewayLoopBackwardPart) && !value.isOnewayTail && !value.isOnewayHead) { 150 setDotted(g); 151 g.drawLine(xoff - xowloop+1, y1, xoff - xowloop+1, y2 + 1); 152 unsetDotted(g); 153 } 154 155 if (!value.isOnewayLoopForwardPart && !value.isOnewayLoopBackwardPart){ 156 g.drawLine(xoff, y1, xoff, y2); 157 } 158 159 g.drawLine(xoff+xowloop, y1, xoff+xowloop, y2); 160 161 /* special icons */ 162 Image arrow = null; 163 switch (value.direction) { 164 case FORWARD: 165 arrow = arrowDown; 166 break; 167 case BACKWARD: 168 arrow = arrowUp; 169 break; 170 } 171 if (value.direction == Direction.ROUNDABOUT_LEFT) { 172 g.drawImage(roundabout_left, xoff-6, 1, null); 173 } else if (value.direction == Direction.ROUNDABOUT_RIGHT) { 174 g.drawImage(roundabout_right, xoff-6, 1, null); 175 } 176 177 if (!value.isOnewayLoopForwardPart && !value.isOnewayLoopBackwardPart && 178 (arrow != null)) { 179 g.drawImage(arrow, xoff-3, (y1 + y2) / 2 - 2, null); 180 } 181 182 if (value.isOnewayLoopBackwardPart && value.isOnewayLoopForwardPart) { 183 if(arrow == arrowDown) { 184 arrow = arrowUp; 185 } else if (arrow == arrowUp) { 186 arrow = arrowDown; 187 } 188 } 189 190 if ((arrow != null)) { 191 g.drawImage(arrow, xoff+xowloop-3, (y1 + y2) / 2 - 2, null); 192 } 193 } 194 195 private void setDotted(Graphics g) { 196 ((Graphics2D)g).setStroke(new BasicStroke( 197 1f, 198 BasicStroke.CAP_BUTT, 199 BasicStroke.CAP_BUTT, 200 5f, 201 new float[] {1f, 2f}, 202 0f)); 203 } 204 205 private void unsetDotted(Graphics g) { 206 ((Graphics2D)g).setStroke(new BasicStroke()); 207 } 208 }