1 /*************************************************************************** |
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2 Title: GraphBrowser/NormalVertex.java |
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3 Author: Stefan Berghofer, TU Muenchen |
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4 Options: :tabSize=4: |
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5 |
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6 This class represents an ordinary vertex. It contains methods for |
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7 drawing and PostScript output. |
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8 ***************************************************************************/ |
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9 |
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10 package GraphBrowser; |
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11 |
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12 import java.util.*; |
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13 import java.awt.*; |
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14 import java.io.*; |
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15 |
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16 class NormalVertex extends Vertex { |
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17 String label="",path="",dir="",ID=""; |
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18 Vector up,down,inflate=null; |
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19 |
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20 public Object clone() { |
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21 Vertex ve=new NormalVertex(label); |
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22 ve.setID(ID); |
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23 ve.setNumber(getNumber()); |
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24 ve.setUp(getUp());ve.setDown(getDown()); |
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25 ve.setX(getX());ve.setY(getY()); |
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26 ve.setPath(getPath()); |
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27 return ve; |
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28 } |
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29 |
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30 /*** Constructor ***/ |
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31 |
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32 public NormalVertex(String s) { label=s; } |
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33 |
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34 public void setInflate(Vector v) { inflate=v; } |
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35 |
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36 public Vector getInflate() { return inflate; } |
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37 |
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38 public Vector getUp() { return up; } |
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39 |
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40 public void setUp(Vector v) { up=v; } |
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41 |
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42 public Vector getDown() { return down; } |
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43 |
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44 public void setDown(Vector v) { down=v; } |
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45 |
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46 public String getLabel() {return label;} |
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47 |
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48 public void setLabel(String s) {label=s;} |
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49 |
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50 public void setID(String s) { ID=s; } |
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51 |
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52 public String getID() { return ID; } |
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53 |
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54 public String getPath() { return path;} |
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55 |
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56 public void setPath(String p) { path=p; } |
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57 |
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58 public String getDir() { return dir; } |
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59 |
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60 public void setDir(String d) { dir=d; } |
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61 |
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62 public int leftX() { return getX()-box_width2(); } |
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63 |
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64 public int rightX() { return getX()+box_width2(); } |
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65 |
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66 public void drawBox(Graphics g,Color boxColor) { |
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67 FontMetrics fm = g.getFontMetrics(g.getFont()); |
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68 int h=fm.getAscent()+fm.getDescent(); |
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69 |
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70 g.setColor(boxColor); |
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71 g.fillRect(getX()-box_width2(),getY(),box_width(),gra.box_height); |
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72 g.setColor(Color.black); |
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73 g.drawRect(getX()-box_width2(),getY(),box_width(),gra.box_height); |
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74 if (getNumber()<0) |
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75 g.setColor(Color.red); |
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76 |
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77 g.drawString(label, |
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78 (int)Math.round((box_width()-fm.stringWidth(label))/2.0)+getX()-box_width2(), |
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79 fm.getAscent()+(int)Math.round((gra.box_height-h)/2.0)+getY()); |
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80 } |
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81 |
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82 public void removeButtons(Graphics g) { |
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83 drawBox(g,Color.lightGray); |
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84 } |
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85 |
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86 public void draw(Graphics g) { |
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87 drawBox(g,Color.lightGray); |
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88 g.setColor(Color.black); |
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89 Enumeration e1=getChildren(); |
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90 while (e1.hasMoreElements()) { |
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91 Vertex v=(Vertex)(e1.nextElement()); |
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92 if (!v.isDummy()) |
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93 g.drawLine(getX(),getY()+gra.box_height,v.getX(),v.getY()); |
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94 } |
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95 } |
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96 |
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97 public boolean contains(int x,int y) { |
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98 return (x>=leftX() && x<=rightX() && y>=getY() && |
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99 y<=getY()+gra.box_height); |
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100 } |
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101 |
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102 public boolean leftButton(int x,int y) { |
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103 return contains(x,y) && x<=leftX()+gra.box_height && getParents().hasMoreElements() && getNumber()>=0; |
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104 } |
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105 |
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106 public boolean rightButton(int x,int y) { |
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107 return contains(x,y) && x>=rightX()-gra.box_height && getChildren().hasMoreElements() && getNumber()>=0; |
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108 } |
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109 |
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110 public void drawButtons(Graphics g) { |
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111 if (getNumber()<0) return; |
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112 |
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113 int l=gra.box_height*2/3,d=gra.box_height/6; |
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114 int up_x[] = { leftX()+d , leftX()+d+l/2 , leftX()+d+l }; |
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115 int up_y[] = { getY()+d+l , getY()+d , getY()+d+l }; |
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116 int down_x[] = { rightX()-d-l , rightX()-d-l/2 , rightX()-d }; |
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117 int down_y[] = { getY()+d , getY()+d+l , getY()+d }; |
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118 |
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119 if (getParents().hasMoreElements()) { |
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120 g.setColor(Color.gray); |
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121 g.fillRect(leftX()+1,getY()+1,gra.box_height-1,gra.box_height-1); |
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122 g.setColor(getUp()!=null ? Color.red : Color.green); |
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123 g.fillPolygon(up_x,up_y,3); |
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124 } |
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125 if (getChildren().hasMoreElements()) { |
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126 g.setColor(Color.gray); |
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127 g.fillRect(rightX()+1-gra.box_height,getY()+1,gra.box_height,gra.box_height-1); |
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128 g.setColor(getDown()!=null ? Color.red : Color.green); |
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129 g.fillPolygon(down_x,down_y,3); |
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130 } |
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131 g.setColor(Color.black); |
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132 } |
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133 |
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134 public void PS(PrintWriter p) { |
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135 p.print(leftX()+" "+getY()+" "+box_width()+" "+ |
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136 gra.box_height+" ("); |
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137 for (int i=0;i<label.length();i++) |
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138 { |
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139 if (("()\\").indexOf(label.charAt(i))>=0) |
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140 p.print("\\"); |
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141 p.print(label.charAt(i)); |
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142 } |
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143 p.println(") b"); |
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144 |
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145 Enumeration e1=getChildren(); |
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146 while (e1.hasMoreElements()) { |
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147 Vertex v=(Vertex)(e1.nextElement()); |
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148 if (!v.isDummy()) |
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149 p.println("n "+getX()+" "+(getY()+gra.box_height)+ |
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150 " m "+v.getX()+" "+v.getY()+" l s"); |
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151 } |
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152 } |
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153 } |
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154 |
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