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Starting work on directed graphs.

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Chris Cromer 2016-07-07 22:59:11 -04:00
parent 0dc403650f
commit a65b8ff0f5
10 changed files with 1789 additions and 1586 deletions
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<point x="97.5" y="131.0" /> <point x="-97.5" y="131.0" />
</edge> </edge>
<edge source="cl.cromer.estructuras.MenuController" target="cl.cromer.estructuras.Arbol.Tipos"> <edge source="cl.cromer.estructuras.MenuController" target="cl.cromer.estructuras.Arbol.Tipos">
<point x="-216.33333333333348" y="-277.5" /> <point x="0.0" y="-288.0" />
<point x="6329.9333333333325" y="1556.0" /> <point x="7251.111247356085" y="1480.0" />
<point x="3773.449373219373" y="1556.0" /> <point x="7292.986247356085" y="1480.0" />
<point x="0.0" y="99.5" /> <point x="0.0" y="99.5" />
</edge> </edge>
<edge source="cl.cromer.estructuras.InsercionController" target="cl.cromer.estructuras.Array"> <edge source="cl.cromer.estructuras.InsercionController" target="cl.cromer.estructuras.Array">
<point x="136.33333333333348" y="-130.5" /> <point x="-136.33333333333337" y="-130.5" />
<point x="5527.282706552705" y="1065.0" /> <point x="2579.9523809523807" y="749.0" />
<point x="5432.257065527065" y="1065.0" /> <point x="1845.8767235465616" y="749.0" />
<point x="41.307692307692264" y="236.5" /> <point x="172.60714285714278" y="236.5" />
</edge> </edge>
<edge source="cl.cromer.estructuras.MenuController" target="cl.cromer.estructuras.ListaEnlazada.Tipos"> <edge source="cl.cromer.estructuras.MenuController" target="cl.cromer.estructuras.ListaEnlazada.Tipos">
<point x="216.33333333333326" y="-277.5" /> <point x="223.0" y="-288.0" />
<point x="6762.599999999999" y="1856.0" /> <point x="7474.111247356085" y="1500.0" />
<point x="7026.282706552705" y="1856.0" /> <point x="7595.736247356085" y="1500.0" />
<point x="49.25" y="68.0" /> <point x="49.25" y="68.0" />
</edge> </edge>
<edge source="cl.cromer.estructuras.ColaController" target="cl.cromer.estructuras.Grafico"> <edge source="cl.cromer.estructuras.ColaController" target="cl.cromer.estructuras.Grafico">
<point x="118.5" y="-162.0" /> <point x="-118.5" y="-162.0" />
<point x="1564.5" y="1816.0" /> <point x="5369.936247356085" y="1430.0" />
<point x="2200.1666666666665" y="1816.0" /> <point x="4149.355856628365" y="1430.0" />
<point x="-172.33333333333337" y="225.5" /> <point x="121.64705882352928" y="225.5" />
</edge>
<edge source="cl.cromer.estructuras.GrafoDirigido" target="cl.cromer.estructuras.Edge">
<point x="-274.875" y="-310.0" />
<point x="93.82499999999999" y="3040.0" />
<point x="120.75" y="3040.0" />
<point x="-100.5" y="110.0" />
</edge>
<edge source="cl.cromer.estructuras.Edge" target="cl.cromer.estructuras.Vertex">
<point x="-134.0" y="-110.0" />
<point x="87.25" y="2770.0" />
<point x="66.0" y="2770.0" />
<point x="-264.0" y="299.5" />
</edge> </edge>
<edge source="cl.cromer.estructuras.PilaController" target="cl.cromer.estructuras.Grafico"> <edge source="cl.cromer.estructuras.PilaController" target="cl.cromer.estructuras.Grafico">
<point x="-39.08333333333326" y="-162.0" /> <point x="39.08333333333337" y="-162.0" />
<point x="2818.4166666666665" y="1656.0" /> <point x="3429.6445806894185" y="1430.0" />
<point x="2475.8999999999996" y="1656.0" /> <point x="3906.061738981306" y="1430.0" />
<point x="103.39999999999986" y="225.5" /> <point x="-121.64705882352939" y="225.5" />
</edge> </edge>
</edges> </edges>
<settings layout="Hierarchic Group" zoom="0.19957081545064378" x="3538.0" y="1388.0" /> <settings layout="Hierarchic Group" zoom="0.1472972972972973" x="3822.5" y="1840.0" />
<SelectedNodes /> <SelectedNodes />
<Categories> <Categories>
<Category>Fields</Category> <Category>Fields</Category>

2
src/cl/cromer/estructuras/ArbolController.java
View File

@ -178,7 +178,7 @@ public class ArbolController implements Initializable {
*/ */
/*private void generarGrafico() { /*private void generarGrafico() {
grafico.removerDestacar(); grafico.removerDestacar();
Node node = contenidoArbol.getChildren().get(0); GrafoNodo node = contenidoArbol.getChildren().get(0);
contenidoArbol.getChildren().clear(); contenidoArbol.getChildren().clear();
contenidoArbol.getChildren().add(0, node); contenidoArbol.getChildren().add(0, node);

1244
src/cl/cromer/estructuras/Grafo.java Normal file
View File

File diff suppressed because it is too large Load Diff

213
src/cl/cromer/estructuras/GrafoController.java
View File

@ -9,6 +9,7 @@ import javafx.scene.shape.ArcType;
import javafx.scene.text.Text; import javafx.scene.text.Text;
import java.net.URL; import java.net.URL;
import java.util.List;
import java.util.Random; import java.util.Random;
import java.util.ResourceBundle; import java.util.ResourceBundle;
@ -59,9 +60,19 @@ public class GrafoController implements Initializable {
private ResourceBundle resourceBundle; private ResourceBundle resourceBundle;
/** /**
* El arbol usado en la aplicación. * Tipo de grafo.
*/ */
private GrafoNoDirigido<Node> grafoNoDirigido; private Grafo.Tipos grafoTipos;
/**
* El grafo dirigido usado en la aplicación.
*/
private Grafo.Dirigido<GrafoNodo> dirigido;
/**
* El grafo no dirigido usado en la aplicación.
*/
private Grafo.NoDirigido<GrafoNodo> noDirigido;
/** /**
* Grafico rectangulos. * Grafico rectangulos.
@ -71,7 +82,12 @@ public class GrafoController implements Initializable {
/** /**
* Nodos. * Nodos.
*/ */
private Node[] nodes; private GrafoNodo[] grafoNodos;
/**
* A static weight.
*/
final static private int WEIGHT = 0;
/** /**
* Inicializar todos los datos y dibujar las graficas. * Inicializar todos los datos y dibujar las graficas.
@ -83,7 +99,7 @@ public class GrafoController implements Initializable {
public void initialize(URL location, ResourceBundle resourceBundle) { public void initialize(URL location, ResourceBundle resourceBundle) {
this.resourceBundle = resourceBundle; this.resourceBundle = resourceBundle;
grafoNoDirigido = null; noDirigido = null;
scene = null; scene = null;
} }
@ -93,30 +109,53 @@ public class GrafoController implements Initializable {
initializeGrafo(); initializeGrafo();
} }
Array array = new Array(5);
for (int i = 0; i < 5; i++) {
if (nodes[i] != null) {
array.insertar(nodes[i].getValue());
}
}
for (int i = 0; i < 5; i++) {
if (nodes[i] == null) {
Random random = new Random(); Random random = new Random();
int maximo = 99; int maximo = 99;
int minimo = 0; int minimo = 0;
int rango = maximo - minimo + 1; int rango = maximo - minimo + 1;
Array array = new Array(5);
for (int i = 0; i < 5; i++) {
if (grafoNodos[i] != null) {
array.insertar(grafoNodos[i].getValue());
}
}
if (grafoTipos.getTipo() == Grafo.Tipos.NO_DIRIGIDO) {
for (int i = 0; i < 5; i++) {
if (grafoNodos[i] == null) {
int numero = random.nextInt(rango) + minimo; int numero = random.nextInt(rango) + minimo;
// Check if value is in array // Check if value is in array
while (array.buscar(numero) != - 1) { while (array.buscar(numero) != - 1) {
numero = random.nextInt(rango) + minimo; numero = random.nextInt(rango) + minimo;
} }
nodes[i] = new Node(numero); grafoNodos[i] = new GrafoNodo(numero);
grafoNoDirigido.addNode(nodes[i]);
noDirigido.addNode(grafoNodos[i]);
} }
} }
}
else {
for (int i = 0; i < 5; i++) {
if (grafoNodos[i] == null) {
int numero = random.nextInt(rango) + minimo;
// Check if value is in array
while (array.buscar(numero) != - 1) {
numero = random.nextInt(rango) + minimo;
}
grafoNodos[i] = new GrafoNodo(numero);
Grafo.Vertex<GrafoNodo> vertex = new Grafo.Vertex<>("test");
vertex.setData(grafoNodos[i]);
dirigido.addVertex(vertex);
}
}
}
generarGrafico(); generarGrafico();
} }
@ -126,8 +165,8 @@ public class GrafoController implements Initializable {
initializeGrafo(); initializeGrafo();
} }
this.grafoNoDirigido = new GrafoNoDirigido<>(); this.noDirigido = new Grafo.NoDirigido<>();
this.nodes = new Node[5]; this.grafoNodos = new GrafoNodo[5];
generarGrafico(); generarGrafico();
} }
@ -148,11 +187,11 @@ public class GrafoController implements Initializable {
try { try {
int i; int i;
for (i = 0; i < 5; i++) { for (i = 0; i < 5; i++) {
if (nodes[i] == null) { if (grafoNodos[i] == null) {
nodes[i] = new Node(Integer.valueOf(valorGrafo.getText())); grafoNodos[i] = new GrafoNodo(Integer.valueOf(valorGrafo.getText()));
break; break;
} }
else if (nodes[i].getValue() == Integer.valueOf(valorGrafo.getText())) { else if (grafoNodos[i].getValue() == Integer.valueOf(valorGrafo.getText())) {
Main.mostrarError(resourceBundle.getString("grafoNodoExiste"), resourceBundle); Main.mostrarError(resourceBundle.getString("grafoNodoExiste"), resourceBundle);
i = -1; i = -1;
break; break;
@ -164,7 +203,7 @@ public class GrafoController implements Initializable {
Main.mostrarError(resourceBundle.getString("grafoLleno"), resourceBundle); Main.mostrarError(resourceBundle.getString("grafoLleno"), resourceBundle);
} }
else if (i != -1) { else if (i != -1) {
boolean exito = grafoNoDirigido.addNode(nodes[i]); boolean exito = noDirigido.addNode(grafoNodos[i]);
if (exito) { if (exito) {
valorGrafo.setText(""); valorGrafo.setText("");
generarGrafico(); generarGrafico();
@ -201,15 +240,15 @@ public class GrafoController implements Initializable {
try { try {
int i; int i;
for (i = 0; i < 5; i++) { for (i = 0; i < 5; i++) {
if (nodes[i] != null && nodes[i].getValue() == Integer.valueOf(valorGrafo.getText())) { if (grafoNodos[i] != null && grafoNodos[i].getValue() == Integer.valueOf(valorGrafo.getText())) {
break; break;
} }
} }
if (i != 5) { if (i != 5) {
boolean exito = grafoNoDirigido.removeNode(nodes[i]); boolean exito = noDirigido.removeNode(grafoNodos[i]);
if (exito) { if (exito) {
nodes[i] = null; grafoNodos[i] = null;
valorGrafo.setText(""); valorGrafo.setText("");
generarGrafico(); generarGrafico();
} }
@ -241,16 +280,16 @@ public class GrafoController implements Initializable {
} }
if (valorNodo1.getText() != null && ! valorNodo1.getText().trim().equals("") && valorNodo2.getText() != null && ! valorNodo2.getText().trim().equals("")) { if (valorNodo1.getText() != null && ! valorNodo1.getText().trim().equals("") && valorNodo2.getText() != null && ! valorNodo2.getText().trim().equals("")) {
Node[] nodos = getNodosEdge(); GrafoNodo[] nodos = getNodosEdge();
if (nodos[0] == null || nodos[1] == null || !grafoNoDirigido.nodeExists(nodos[0]) || !grafoNoDirigido.nodeExists(nodos[1])) { if (nodos[0] == null || nodos[1] == null || ! noDirigido.nodeExists(nodos[0]) || ! noDirigido.nodeExists(nodos[1])) {
Main.mostrarError(resourceBundle.getString("grafoNoNodo"), resourceBundle); Main.mostrarError(resourceBundle.getString("grafoNoNodo"), resourceBundle);
} }
else if (grafoNoDirigido.edgeExists(nodos[0], nodos[1])) { else if (noDirigido.edgeExists(nodos[0], nodos[1])) {
Main.mostrarError(resourceBundle.getString("grafoEdgeExiste"), resourceBundle); Main.mostrarError(resourceBundle.getString("grafoEdgeExiste"), resourceBundle);
} }
else { else {
grafoNoDirigido.addEdge(nodos[0], nodos[1]); noDirigido.addEdge(nodos[0], nodos[1]);
} }
} }
else { else {
@ -270,16 +309,16 @@ public class GrafoController implements Initializable {
} }
if (valorNodo1.getText() != null && ! valorNodo1.getText().trim().equals("") && valorNodo2.getText() != null && ! valorNodo2.getText().trim().equals("")) { if (valorNodo1.getText() != null && ! valorNodo1.getText().trim().equals("") && valorNodo2.getText() != null && ! valorNodo2.getText().trim().equals("")) {
Node[] nodos = getNodosEdge(); GrafoNodo[] nodos = getNodosEdge();
if (nodos[0] == null || nodos[1] == null || !grafoNoDirigido.nodeExists(nodos[0]) || !grafoNoDirigido.nodeExists(nodos[1])) { if (nodos[0] == null || nodos[1] == null || ! noDirigido.nodeExists(nodos[0]) || ! noDirigido.nodeExists(nodos[1])) {
Main.mostrarError(resourceBundle.getString("grafoNoNodo"), resourceBundle); Main.mostrarError(resourceBundle.getString("grafoNoNodo"), resourceBundle);
} }
else if (!grafoNoDirigido.edgeExists(nodos[0], nodos[1])) { else if (! noDirigido.edgeExists(nodos[0], nodos[1])) {
Main.mostrarError(resourceBundle.getString("grafoNoEdge"), resourceBundle); Main.mostrarError(resourceBundle.getString("grafoNoEdge"), resourceBundle);
} }
else { else {
grafoNoDirigido.removeEdge(nodos[0], nodos[1]); noDirigido.removeEdge(nodos[0], nodos[1]);
} }
} }
else { else {
@ -295,24 +334,31 @@ public class GrafoController implements Initializable {
private void initializeGrafo() { private void initializeGrafo() {
scene = contenidoGrafo.getScene(); scene = contenidoGrafo.getScene();
grafico = new Grafico(scene); grafico = new Grafico(scene);
this.grafoNoDirigido = new GrafoNoDirigido<>(); grafoTipos = (Grafo.Tipos) scene.getUserData();
this.nodes = new Node[5]; grafoNodos = new GrafoNodo[5];
if (grafoTipos.getTipo() == Grafo.Tipos.NO_DIRIGIDO) {
noDirigido = new Grafo.NoDirigido<>();
}
else {
dirigido = new Grafo.Dirigido<>();
}
} }
/** /**
* Devolver los nodos que existen. * Devolver los nodos que existen.
* *
* @return Node[]: Los nodos que se busca. * @return GrafoNodo[]: Los nodos que se busca.
*/ */
private Node[] getNodosEdge() { private GrafoNodo[] getNodosEdge() {
Node[] nodos = new Node[2]; GrafoNodo[] nodos = new GrafoNodo[2];
for (int i = 0; i < 5; i++) { for (int i = 0; i < 5; i++) {
if (nodes[i] != null) { if (grafoNodos[i] != null) {
if (Integer.valueOf(valorNodo1.getText()) == nodes[i].getValue()) { if (Integer.valueOf(valorNodo1.getText()) == grafoNodos[i].getValue()) {
nodos[0] = nodes[i]; nodos[0] = grafoNodos[i];
} }
if (Integer.valueOf(valorNodo2.getText()) == nodes[i].getValue()) { if (Integer.valueOf(valorNodo2.getText()) == grafoNodos[i].getValue()) {
nodos[1] = nodes[i]; nodos[1] = grafoNodos[i];
} }
if (nodos[0] != null && nodos[1] != null) { if (nodos[0] != null && nodos[1] != null) {
break; break;
@ -333,7 +379,7 @@ public class GrafoController implements Initializable {
GraphicsContext graphicsContext = contenidoGrafo.getGraphicsContext2D(); GraphicsContext graphicsContext = contenidoGrafo.getGraphicsContext2D();
graphicsContext.clearRect(0, 0, contenidoGrafo.getWidth(), contenidoGrafo.getHeight()); graphicsContext.clearRect(0, 0, contenidoGrafo.getWidth(), contenidoGrafo.getHeight());
if (nodes[0] != null) { if (grafoNodos[0] != null) {
graphicsContext.setFill(colores.getFondo()); graphicsContext.setFill(colores.getFondo());
graphicsContext.setStroke(colores.getBorder()); graphicsContext.setStroke(colores.getBorder());
@ -341,12 +387,12 @@ public class GrafoController implements Initializable {
graphicsContext.strokeOval(10, 10, 40, 40); graphicsContext.strokeOval(10, 10, 40, 40);
graphicsContext.setFill(colores.getTexto()); graphicsContext.setFill(colores.getTexto());
int x = textX(25, String.valueOf(nodes[0].getValue())); int x = textX(25, String.valueOf(grafoNodos[0].getValue()));
graphicsContext.fillText(String.valueOf(nodes[0].getValue()), x, 35); graphicsContext.fillText(String.valueOf(grafoNodos[0].getValue()), x, 35);
} }
colores.siguinteColor(); colores.siguinteColor();
if (nodes[1] != null) { if (grafoNodos[1] != null) {
graphicsContext.setFill(colores.getFondo()); graphicsContext.setFill(colores.getFondo());
graphicsContext.setStroke(colores.getBorder()); graphicsContext.setStroke(colores.getBorder());
@ -354,12 +400,12 @@ public class GrafoController implements Initializable {
graphicsContext.strokeOval(210, 10, 40, 40); graphicsContext.strokeOval(210, 10, 40, 40);
graphicsContext.setStroke(colores.getTexto()); graphicsContext.setStroke(colores.getTexto());
int x = textX(225, String.valueOf(nodes[1].getValue())); int x = textX(225, String.valueOf(grafoNodos[1].getValue()));
graphicsContext.strokeText(String.valueOf(nodes[1].getValue()), x, 35); graphicsContext.strokeText(String.valueOf(grafoNodos[1].getValue()), x, 35);
} }
colores.siguinteColor(); colores.siguinteColor();
if (nodes[2] != null) { if (grafoNodos[2] != null) {
graphicsContext.setFill(colores.getFondo()); graphicsContext.setFill(colores.getFondo());
graphicsContext.setStroke(colores.getBorder()); graphicsContext.setStroke(colores.getBorder());
@ -367,12 +413,12 @@ public class GrafoController implements Initializable {
graphicsContext.strokeOval(10, 210, 40, 40); graphicsContext.strokeOval(10, 210, 40, 40);
graphicsContext.setStroke(colores.getTexto()); graphicsContext.setStroke(colores.getTexto());
int x = textX(25, String.valueOf(nodes[2].getValue())); int x = textX(25, String.valueOf(grafoNodos[2].getValue()));
graphicsContext.strokeText(String.valueOf(nodes[2].getValue()), x, 235); graphicsContext.strokeText(String.valueOf(grafoNodos[2].getValue()), x, 235);
} }
colores.siguinteColor(); colores.siguinteColor();
if (nodes[3] != null) { if (grafoNodos[3] != null) {
graphicsContext.setFill(colores.getFondo()); graphicsContext.setFill(colores.getFondo());
graphicsContext.setStroke(colores.getBorder()); graphicsContext.setStroke(colores.getBorder());
@ -380,12 +426,12 @@ public class GrafoController implements Initializable {
graphicsContext.strokeOval(210, 210, 40, 40); graphicsContext.strokeOval(210, 210, 40, 40);
graphicsContext.setStroke(colores.getTexto()); graphicsContext.setStroke(colores.getTexto());
int x = textX(225, String.valueOf(nodes[3].getValue())); int x = textX(225, String.valueOf(grafoNodos[3].getValue()));
graphicsContext.strokeText(String.valueOf(nodes[3].getValue()), x, 235); graphicsContext.strokeText(String.valueOf(grafoNodos[3].getValue()), x, 235);
} }
colores.siguinteColor(); colores.siguinteColor();
if (nodes[4] != null) { if (grafoNodos[4] != null) {
graphicsContext.setFill(colores.getFondo()); graphicsContext.setFill(colores.getFondo());
graphicsContext.setStroke(colores.getBorder()); graphicsContext.setStroke(colores.getBorder());
@ -393,76 +439,93 @@ public class GrafoController implements Initializable {
graphicsContext.strokeOval(105, 410, 40, 40); graphicsContext.strokeOval(105, 410, 40, 40);
graphicsContext.setStroke(colores.getTexto()); graphicsContext.setStroke(colores.getTexto());
int x = textX(120, String.valueOf(nodes[4].getValue())); int x = textX(120, String.valueOf(grafoNodos[4].getValue()));
graphicsContext.strokeText(String.valueOf(nodes[4].getValue()), x, 435); graphicsContext.strokeText(String.valueOf(grafoNodos[4].getValue()), x, 435);
} }
graphicsContext.setStroke(colores.getBorder()); graphicsContext.setStroke(colores.getBorder());
if (grafoTipos.getTipo() == Grafo.Tipos.NO_DIRIGIDO) {
// Line between 0 and 0. // Line between 0 and 0.
if (nodes[0] != null && grafoNoDirigido.edgeExists(nodes[0], nodes[0])) { if (grafoNodos[0] != null && noDirigido.edgeExists(grafoNodos[0], grafoNodos[0])) {
graphicsContext.strokeArc(15, 40, 29, 30, 145, 250, ArcType.OPEN); graphicsContext.strokeArc(15, 40, 29, 30, 145, 250, ArcType.OPEN);
} }
// Line between 1 and 1. // Line between 1 and 1.
if (nodes[1] != null && grafoNoDirigido.edgeExists(nodes[1], nodes[1])) { if (grafoNodos[1] != null && noDirigido.edgeExists(grafoNodos[1], grafoNodos[1])) {
graphicsContext.strokeArc(215, 40, 29, 30, 145, 250, ArcType.OPEN); graphicsContext.strokeArc(215, 40, 29, 30, 145, 250, ArcType.OPEN);
} }
// Line between 2 and 2. // Line between 2 and 2.
if (nodes[2] != null && grafoNoDirigido.edgeExists(nodes[2], nodes[2])) { if (grafoNodos[2] != null && noDirigido.edgeExists(grafoNodos[2], grafoNodos[2])) {
graphicsContext.strokeArc(15, 240, 29, 30, 145, 250, ArcType.OPEN); graphicsContext.strokeArc(15, 240, 29, 30, 145, 250, ArcType.OPEN);
} }
// Line between 3 and 3. // Line between 3 and 3.
if (nodes[3] != null && grafoNoDirigido.edgeExists(nodes[3], nodes[3])) { if (grafoNodos[3] != null && noDirigido.edgeExists(grafoNodos[3], grafoNodos[3])) {
graphicsContext.strokeArc(215, 240, 29, 30, 145, 250, ArcType.OPEN); graphicsContext.strokeArc(215, 240, 29, 30, 145, 250, ArcType.OPEN);
} }
// Line between 4 and 4. // Line between 4 and 4.
if (nodes[4] != null && grafoNoDirigido.edgeExists(nodes[4], nodes[4])) { if (grafoNodos[4] != null && noDirigido.edgeExists(grafoNodos[4], grafoNodos[4])) {
graphicsContext.strokeArc(110, 440, 29, 30, 145, 250, ArcType.OPEN); graphicsContext.strokeArc(110, 440, 29, 30, 145, 250, ArcType.OPEN);
} }
// Line between 0 and 1. // Line between 0 and 1.
if (nodes[0] != null && nodes[1] != null && grafoNoDirigido.edgeExists(nodes[0], nodes[1])) { if (grafoNodos[0] != null && grafoNodos[1] != null && noDirigido.edgeExists(grafoNodos[0], grafoNodos[1])) {
graphicsContext.strokeLine(50, 30, 210, 30); graphicsContext.strokeLine(50, 30, 210, 30);
} }
// Line between 0 and 2. // Line between 0 and 2.
if (nodes[0] != null && nodes[2] != null && grafoNoDirigido.edgeExists(nodes[0], nodes[2])) { if (grafoNodos[0] != null && grafoNodos[2] != null && noDirigido.edgeExists(grafoNodos[0], grafoNodos[2])) {
graphicsContext.strokeLine(30, 50, 30, 210); graphicsContext.strokeLine(30, 50, 30, 210);
} }
// Line between 0 and 3. // Line between 0 and 3.
if (nodes[0] != null && nodes[3] != null && grafoNoDirigido.edgeExists(nodes[0], nodes[3])) { if (grafoNodos[0] != null && grafoNodos[3] != null && noDirigido.edgeExists(grafoNodos[0], grafoNodos[3])) {
graphicsContext.strokeLine(45, 45, 215, 215); graphicsContext.strokeLine(45, 45, 215, 215);
} }
// Line between 0 and 4. // Line between 0 and 4.
if (nodes[0] != null && nodes[4] != null && grafoNoDirigido.edgeExists(nodes[0], nodes[4])) { if (grafoNodos[0] != null && grafoNodos[4] != null && noDirigido.edgeExists(grafoNodos[0], grafoNodos[4])) {
graphicsContext.strokeLine(38, 50, 125, 410); graphicsContext.strokeLine(38, 50, 125, 410);
} }
// Line between 1 and 2. // Line between 1 and 2.
if (nodes[1] != null && nodes[2] != null && grafoNoDirigido.edgeExists(nodes[1], nodes[2])) { if (grafoNodos[1] != null && grafoNodos[2] != null && noDirigido.edgeExists(grafoNodos[1], grafoNodos[2])) {
graphicsContext.strokeLine(45, 215, 215, 45); graphicsContext.strokeLine(45, 215, 215, 45);
} }
// Line between 1 and 3. // Line between 1 and 3.
if (nodes[1] != null && nodes[3] != null && grafoNoDirigido.edgeExists(nodes[1], nodes[3])) { if (grafoNodos[1] != null && grafoNodos[3] != null && noDirigido.edgeExists(grafoNodos[1], grafoNodos[3])) {
graphicsContext.strokeLine(230, 50, 230, 210); graphicsContext.strokeLine(230, 50, 230, 210);
} }
// Line between 1 and 4. // Line between 1 and 4.
if (nodes[1] != null && nodes[4] != null && grafoNoDirigido.edgeExists(nodes[1], nodes[4])) { if (grafoNodos[1] != null && grafoNodos[4] != null && noDirigido.edgeExists(grafoNodos[1], grafoNodos[4])) {
graphicsContext.strokeLine(221, 50, 125, 410); graphicsContext.strokeLine(221, 50, 125, 410);
} }
// Line between 2 and 3 // Line between 2 and 3
if (nodes[2] != null && nodes[3] != null && grafoNoDirigido.edgeExists(nodes[2], nodes[3])) { if (grafoNodos[2] != null && grafoNodos[3] != null && noDirigido.edgeExists(grafoNodos[2], grafoNodos[3])) {
graphicsContext.strokeLine(50, 230, 210, 230); graphicsContext.strokeLine(50, 230, 210, 230);
} }
// Line between 2 and 4. // Line between 2 and 4.
if (nodes[2] != null && nodes[4] != null && grafoNoDirigido.edgeExists(nodes[2], nodes[4])) { if (grafoNodos[2] != null && grafoNodos[4] != null && noDirigido.edgeExists(grafoNodos[2], grafoNodos[4])) {
graphicsContext.strokeLine(38, 250, 125, 410); graphicsContext.strokeLine(38, 250, 125, 410);
} }
// Line between 3 and 4. // Line between 3 and 4.
if (nodes[3] != null && nodes[4] != null && grafoNoDirigido.edgeExists(nodes[3], nodes[4])) { if (grafoNodos[3] != null && grafoNodos[4] != null && noDirigido.edgeExists(grafoNodos[3], grafoNodos[4])) {
graphicsContext.strokeLine(221, 250, 125, 410); graphicsContext.strokeLine(221, 250, 125, 410);
} }
} }
else {
Grafo.Vertex<GrafoNodo> vertex = dirigido.getVertex(0);
dirigido.addEdge(vertex, vertex, WEIGHT);
List<Grafo.Edge<GrafoNodo>> edges = dirigido.getEdges();
for (Grafo.Edge<GrafoNodo> edge : edges) {
Grafo.Vertex vFrom = edge.getFrom();
Grafo.Vertex vTo = edge.getTo();
GrafoNodo from = (GrafoNodo) vFrom.getData();
GrafoNodo to = (GrafoNodo) vTo.getData();
if (from == grafoNodos[0]) {
if (to == from) {
graphicsContext.strokeArc(15, 40, 29, 30, 145, 250, ArcType.OPEN);
}
}
}
}
}
/** /**
* Calcular la posición del texto basado en la cantidad de caracters. * Calcular la posición del texto basado en la cantidad de caracters.

1016
src/cl/cromer/estructuras/GrafoDirigido.java
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203
src/cl/cromer/estructuras/GrafoNoDirigido.java
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@ -1,203 +0,0 @@
package cl.cromer.estructuras;
import java.util.*;
/*****************************************************************************
* File: UndirectedGraph.java
* Author: Keith Schwarz (htiek@cs.stanford.edu)
*
* A class representing an undirected graph where each edge has an associated
* real-valued length. Internally, the class is represented by an adjacency
* list where each edges appears twice - once in the forward direction and
* once in the reverse. In fact, this implementation was formed by taking
* a standard adjacency list and then duplicating the logic to ensure each
* edge appears twice.
*/
@SuppressWarnings({"unused", "unchecked"})
public final class GrafoNoDirigido<T> implements Iterable<T> {
/* A map from nodes in the graph to sets of outgoing edges. Each
* set of edges is represented by a map from edges to doubles.
*/
private final Map<T, Set<T>> mGraph = new HashMap<>();
/**
* Adds a new node to the graph. If the node already exists, this
* function is a no-op.
*
* @param node The node to add.
* @return Whether or not the node was added.
*/
public boolean addNode(T node) {
/* If the node already exists, don't do anything. */
if (mGraph.containsKey(node))
return false;
/* Otherwise, add the node with an empty set of outgoing edges. */
mGraph.put(node, new HashSet<>());
return true;
}
/**
* Remove a node from the graph.
*
* @param node The node to remove.
* @return Whether or not the node was removed.
*/
public boolean removeNode(T node) {
/* If the node already exists, don't do anything. */
if (!mGraph.containsKey(node))
return false;
/* Otherwise, remove the node. */
mGraph.remove(node);
return true;
}
/**
* Given a node, returns whether that node exists in the graph.
*
* @param node The node in question.
* @return Whether that node eixsts in the graph.
*/
public boolean nodeExists(T node) {
return mGraph.containsKey(node);
}
/**
* Given two nodes, adds an arc of that length between those nodes. If
* either endpoint does not exist in the graph, throws a
* NoSuchElementException.
*
* @param one The first node.
* @param two The second node.
* @throws NoSuchElementException If either the start or destination nodes
* do not exist.
*/
public void addEdge(T one, T two) {
/* Confirm both endpoints exist. */
if (!mGraph.containsKey(one) || !mGraph.containsKey(two))
throw new NoSuchElementException("Both nodes must be in the graph.");
/* Add the edge in both directions. */
mGraph.get(one).add(two);
mGraph.get(two).add(one);
}
/**
* Removes the edge between the indicated endpoints from the graph. If the
* edge does not exist, this operation is a no-op. If either endpoint does
* not exist, this throws a NoSuchElementException.
*
* @param one The start node.
* @param two The destination node.
* @throws NoSuchElementException If either node is not in the graph.
*/
public void removeEdge(T one, T two) {
/* Confirm both endpoints exist. */
if (!mGraph.containsKey(one) || !mGraph.containsKey(two))
throw new NoSuchElementException("Both nodes must be in the graph.");
/* Remove the edges from both adjacency lists. */
mGraph.get(one).remove(two);
mGraph.get(two).remove(one);
}
/**
* Given two endpoints, returns whether an edge exists between them. If
* either endpoint does not exist in the graph, throws a
* NoSuchElementException.
*
* @param one The first endpoint.
* @param two The second endpoint.
* @return Whether an edge exists between the endpoints.
* @throws NoSuchElementException If the endpoints are not nodes in the
* graph.
*/
public boolean edgeExists(T one, T two) {
/* Confirm both endpoints exist. */
if (!mGraph.containsKey(one) || !mGraph.containsKey(two))
throw new NoSuchElementException("Both nodes must be in the graph.");
/* Graph is symmetric, so we can just check either endpoint. */
return mGraph.get(one).contains(two);
}
/**
* Given a node in the graph, returns an immutable view of the edges
* leaving that node.
*
* @param node The node whose edges should be queried.
* @return An immutable view of the edges leaving that node.
* @throws NoSuchElementException If the node does not exist.
*/
public Set<T> edgesFrom(T node) {
/* Check that the node exists. */
Set<T> arcs = mGraph.get(node);
if (arcs == null)
throw new NoSuchElementException("Source node does not exist.");
return Collections.unmodifiableSet(arcs);
}
/**
* Returns whether a given node is contained in the graph.
*
* @param node The node to test for inclusion.
* @return Whether that node is contained in the graph.
*/
public boolean containsNode(T node) {
return mGraph.containsKey(node);
}
/**
* Returns an iterator that can traverse the nodes in the graph.
*
* @return An iterator that traverses the nodes in the graph.
*/
public Iterator<T> iterator() {
return mGraph.keySet().iterator();
}
/**
* Returns the number of nodes in the graph.
*
* @return The number of nodes in the graph.
*/
public int size() {
return mGraph.size();
}
/**
* Returns whether the graph is empty.
*
* @return Whether the graph is empty.
*/
public boolean isEmpty() {
return mGraph.isEmpty();
}
/**
* Returns a human-readable representation of the graph.
*
* @return A human-readable representation of the graph.
*/
public String toString() {
return mGraph.toString();
}
}
class Node {
private int value;
public Node(int value) {
this.value = value;
}
public int getValue() {
return value;
}
public void setValue(int value) {
this.value = value;
}
}

20
src/cl/cromer/estructuras/GrafoNodo.java Normal file
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@ -0,0 +1,20 @@
package cl.cromer.estructuras;
/**
* Created by cromer on 7/7/16.
*/
class GrafoNodo {
private int value;
public GrafoNodo(int value) {
this.value = value;
}
public int getValue() {
return value;
}
public void setValue(int value) {
this.value = value;
}
}

18
src/cl/cromer/estructuras/MenuController.java
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@ -225,15 +225,31 @@ public class MenuController extends VBox implements Initializable {
); );
} }
/**
* Click en Grafo Dirigidos.
*/
@FXML
protected void menuGrafoDirigidos() {
Grafo.Tipos grafoTipos = new Grafo.Tipos(Grafo.Tipos.DIRIGIDO);
loadStage(
resourceBundle.getString("tituloGrafoDirigido"),
"/cl/cromer/estructuras/fxml/grafo.fxml",
"/cl/cromer/estructuras/css/main.css",
grafoTipos
);
}
/** /**
* Click en Grafo No Dirigidos. * Click en Grafo No Dirigidos.
*/ */
@FXML @FXML
protected void menuGrafoNoDirigidos() { protected void menuGrafoNoDirigidos() {
Grafo.Tipos grafoTipos = new Grafo.Tipos(Grafo.Tipos.NO_DIRIGIDO);
loadStage( loadStage(
resourceBundle.getString("tituloGrafoNoDirigido"), resourceBundle.getString("tituloGrafoNoDirigido"),
"/cl/cromer/estructuras/fxml/grafo.fxml", "/cl/cromer/estructuras/fxml/grafo.fxml",
"/cl/cromer/estructuras/css/main.css" "/cl/cromer/estructuras/css/main.css",
grafoTipos
); );
} }

2
src/cl/cromer/estructuras/fxml/menu.fxml
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@ -32,7 +32,7 @@
<MenuItem text="%bTree"/> <MenuItem text="%bTree"/>
</Menu> </Menu>
<Menu text="%grafos"> <Menu text="%grafos">
<MenuItem text="%dirigidos"/> <MenuItem text="%dirigidos" onAction="#menuGrafoDirigidos"/>
<MenuItem text="%noDirigidos" onAction="#menuGrafoNoDirigidos"/> <MenuItem text="%noDirigidos" onAction="#menuGrafoNoDirigidos"/>
</Menu> </Menu>
<MenuItem text="%tablaHash" onAction="#menuHashTable"/> <MenuItem text="%tablaHash" onAction="#menuHashTable"/>