1/*************************************************************************** 2 Title: GraphBrowser/NormalVertex.java 3 Author: Stefan Berghofer, TU Muenchen 4 Options: :tabSize=4: 5 6 This class represents an ordinary vertex. It contains methods for 7 drawing and PostScript output. 8***************************************************************************/ 9 10package GraphBrowser; 11 12import java.util.*; 13import java.awt.*; 14import java.io.*; 15 16class NormalVertex extends Vertex { 17 String label="",path="",dir="",ID=""; 18 Vector up,down,inflate=null; 19 20 public Object clone() { 21 Vertex ve=new NormalVertex(label); 22 ve.setID(ID); 23 ve.setNumber(getNumber()); 24 ve.setUp(getUp());ve.setDown(getDown()); 25 ve.setX(getX());ve.setY(getY()); 26 ve.setPath(getPath()); 27 return ve; 28 } 29 30 /*** Constructor ***/ 31 32 public NormalVertex(String s) { label=s; } 33 34 public void setInflate(Vector v) { inflate=v; } 35 36 public Vector getInflate() { return inflate; } 37 38 public Vector getUp() { return up; } 39 40 public void setUp(Vector v) { up=v; } 41 42 public Vector getDown() { return down; } 43 44 public void setDown(Vector v) { down=v; } 45 46 public String getLabel() {return label;} 47 48 public void setLabel(String s) {label=s;} 49 50 public void setID(String s) { ID=s; } 51 52 public String getID() { return ID; } 53 54 public String getPath() { return path;} 55 56 public void setPath(String p) { path=p; } 57 58 public String getDir() { return dir; } 59 60 public void setDir(String d) { dir=d; } 61 62 public int leftX() { return getX()-box_width2(); } 63 64 public int rightX() { return getX()+box_width2(); } 65 66 public void drawBox(Graphics g,Color boxColor) { 67 FontMetrics fm = g.getFontMetrics(g.getFont()); 68 int h=fm.getAscent()+fm.getDescent(); 69 70 g.setColor(boxColor); 71 g.fillRect(getX()-box_width2(),getY(),box_width(),gra.box_height); 72 g.setColor(Color.black); 73 g.drawRect(getX()-box_width2(),getY(),box_width(),gra.box_height); 74 if (getNumber()<0) 75 g.setColor(Color.red); 76 77 g.drawString(label, 78 (int)Math.round((box_width()-fm.stringWidth(label))/2.0)+getX()-box_width2(), 79 fm.getAscent()+(int)Math.round((gra.box_height-h)/2.0)+getY()); 80 } 81 82 public void removeButtons(Graphics g) { 83 drawBox(g,Color.lightGray); 84 } 85 86 public void draw(Graphics g) { 87 drawBox(g,Color.lightGray); 88 g.setColor(Color.black); 89 Enumeration e1=getChildren(); 90 while (e1.hasMoreElements()) { 91 Vertex v=(Vertex)(e1.nextElement()); 92 if (!v.isDummy()) 93 g.drawLine(getX(),getY()+gra.box_height,v.getX(),v.getY()); 94 } 95 } 96 97 public boolean contains(int x,int y) { 98 return (x>=leftX() && x<=rightX() && y>=getY() && 99 y<=getY()+gra.box_height); 100 } 101 102 public boolean leftButton(int x,int y) { 103 return contains(x,y) && x<=leftX()+gra.box_height && getParents().hasMoreElements() && getNumber()>=0; 104 } 105 106 public boolean rightButton(int x,int y) { 107 return contains(x,y) && x>=rightX()-gra.box_height && getChildren().hasMoreElements() && getNumber()>=0; 108 } 109 110 public void drawButtons(Graphics g) { 111 if (getNumber()<0) return; 112 113 int l=gra.box_height*2/3,d=gra.box_height/6; 114 int up_x[] = { leftX()+d , leftX()+d+l/2 , leftX()+d+l }; 115 int up_y[] = { getY()+d+l , getY()+d , getY()+d+l }; 116 int down_x[] = { rightX()-d-l , rightX()-d-l/2 , rightX()-d }; 117 int down_y[] = { getY()+d , getY()+d+l , getY()+d }; 118 119 if (getParents().hasMoreElements()) { 120 g.setColor(Color.gray); 121 g.fillRect(leftX()+1,getY()+1,gra.box_height-1,gra.box_height-1); 122 g.setColor(getUp()!=null ? Color.red : Color.green); 123 g.fillPolygon(up_x,up_y,3); 124 } 125 if (getChildren().hasMoreElements()) { 126 g.setColor(Color.gray); 127 g.fillRect(rightX()+1-gra.box_height,getY()+1,gra.box_height,gra.box_height-1); 128 g.setColor(getDown()!=null ? Color.red : Color.green); 129 g.fillPolygon(down_x,down_y,3); 130 } 131 g.setColor(Color.black); 132 } 133 134 public void PS(PrintWriter p) { 135 p.print(leftX()+" "+getY()+" "+box_width()+" "+ 136 gra.box_height+" ("); 137 for (int i=0;i<label.length();i++) 138 { 139 if (("()\\").indexOf(label.charAt(i))>=0) 140 p.print("\\"); 141 p.print(label.charAt(i)); 142 } 143 p.println(") b"); 144 145 Enumeration e1=getChildren(); 146 while (e1.hasMoreElements()) { 147 Vertex v=(Vertex)(e1.nextElement()); 148 if (!v.isDummy()) 149 p.println("n "+getX()+" "+(getY()+gra.box_height)+ 150 " m "+v.getX()+" "+v.getY()+" l s"); 151 } 152 } 153} 154 155