|
| 1 | + |
| 2 | +from PyQt5 import QtCore, QtGui, QtWidgets |
| 3 | + |
| 4 | +''' Graph GUI |
| 5 | + |
| 6 | + Author: Sharif Shaker |
| 7 | + Date: 4/29/2017 |
| 8 | + |
| 9 | + Modified: |
| 10 | + Changes made: |
| 11 | +
|
| 12 | + Description: |
| 13 | + This file contains various classes and functions for displaying a graphical panel for controling various functions to |
| 14 | + be run on a GraphScene object. The control panel design was done using QtDesigner |
| 15 | +
|
| 16 | +''' |
| 17 | + |
| 18 | +class Ui_GraphControlWindow(object): |
| 19 | + def setupUi(self, GraphControlWindow, graph_scene): |
| 20 | + |
| 21 | + self.scene = graph_scene # get a GraphScene object from parameter |
| 22 | + |
| 23 | + # set up layouts, labels, text editors, and buttons |
| 24 | + GraphControlWindow.setObjectName("GraphControlWindow") |
| 25 | + GraphControlWindow.resize(483, 600) |
| 26 | + self.verticalLayout_2 = QtWidgets.QVBoxLayout(GraphControlWindow) |
| 27 | + self.verticalLayout_2.setObjectName("verticalLayout_2") |
| 28 | + self.add_edge_lab = QtWidgets.QLabel(GraphControlWindow) |
| 29 | + font = QtGui.QFont() |
| 30 | + font.setPointSize(12) |
| 31 | + font.setBold(True) |
| 32 | + font.setWeight(75) |
| 33 | + self.add_edge_lab.setFont(font) |
| 34 | + self.add_edge_lab.setLayoutDirection(QtCore.Qt.LeftToRight) |
| 35 | + self.add_edge_lab.setAlignment(QtCore.Qt.AlignBottom|QtCore.Qt.AlignHCenter) |
| 36 | + self.add_edge_lab.setObjectName("add_edge_lab") |
| 37 | + self.verticalLayout_2.addWidget(self.add_edge_lab) |
| 38 | + self.horizontalLayout = QtWidgets.QHBoxLayout() |
| 39 | + self.horizontalLayout.setObjectName("horizontalLayout") |
| 40 | + self.label_2 = QtWidgets.QLabel(GraphControlWindow) |
| 41 | + self.label_2.setText("") |
| 42 | + self.label_2.setObjectName("label_2") |
| 43 | + self.horizontalLayout.addWidget(self.label_2) |
| 44 | + self.add_edge1_lab = QtWidgets.QLabel(GraphControlWindow) |
| 45 | + self.add_edge1_lab.setObjectName("add_edge1_lab") |
| 46 | + self.horizontalLayout.addWidget(self.add_edge1_lab) |
| 47 | + self.add_edge1_edit = QtWidgets.QLineEdit(GraphControlWindow) |
| 48 | + self.add_edge1_edit.setObjectName("add_edge1_edit") |
| 49 | + self.horizontalLayout.addWidget(self.add_edge1_edit) |
| 50 | + self.add_edge2_lab = QtWidgets.QLabel(GraphControlWindow) |
| 51 | + self.add_edge2_lab.setObjectName("add_edge2_lab") |
| 52 | + self.horizontalLayout.addWidget(self.add_edge2_lab) |
| 53 | + self.add_edge2_edit = QtWidgets.QLineEdit(GraphControlWindow) |
| 54 | + self.add_edge2_edit.setObjectName("add_edge2_edit") |
| 55 | + self.horizontalLayout.addWidget(self.add_edge2_edit) |
| 56 | + self.add_edge_weight_lab = QtWidgets.QLabel(GraphControlWindow) |
| 57 | + self.add_edge_weight_lab.setObjectName("add_edge_weight_lab") |
| 58 | + self.horizontalLayout.addWidget(self.add_edge_weight_lab) |
| 59 | + self.add_edge_weight_edit = QtWidgets.QLineEdit(GraphControlWindow) |
| 60 | + self.add_edge_weight_edit.setObjectName("add_edge_weight_edit") |
| 61 | + self.horizontalLayout.addWidget(self.add_edge_weight_edit) |
| 62 | + self.verticalLayout_2.addLayout(self.horizontalLayout) |
| 63 | + self.add_edge_btn = QtWidgets.QPushButton(GraphControlWindow) |
| 64 | + self.add_edge_btn.setObjectName("add_edge_btn") |
| 65 | + self.verticalLayout_2.addWidget(self.add_edge_btn) |
| 66 | + self.remove_edge_lab = QtWidgets.QLabel(GraphControlWindow) |
| 67 | + font = QtGui.QFont() |
| 68 | + font.setPointSize(12) |
| 69 | + font.setBold(True) |
| 70 | + font.setWeight(75) |
| 71 | + self.remove_edge_lab.setFont(font) |
| 72 | + self.remove_edge_lab.setAlignment(QtCore.Qt.AlignBottom|QtCore.Qt.AlignHCenter) |
| 73 | + self.remove_edge_lab.setObjectName("remove_edge_lab") |
| 74 | + self.verticalLayout_2.addWidget(self.remove_edge_lab) |
| 75 | + self.horizontalLayout_2 = QtWidgets.QHBoxLayout() |
| 76 | + self.horizontalLayout_2.setObjectName("horizontalLayout_2") |
| 77 | + self.remove_edge1_lab = QtWidgets.QLabel(GraphControlWindow) |
| 78 | + self.remove_edge1_lab.setObjectName("remove_edge1_lab") |
| 79 | + self.horizontalLayout_2.addWidget(self.remove_edge1_lab) |
| 80 | + self.remove_edge1_edit = QtWidgets.QLineEdit(GraphControlWindow) |
| 81 | + self.remove_edge1_edit.setObjectName("remove_edge1_edit") |
| 82 | + self.horizontalLayout_2.addWidget(self.remove_edge1_edit) |
| 83 | + self.remove_edge2_lab = QtWidgets.QLabel(GraphControlWindow) |
| 84 | + self.remove_edge2_lab.setObjectName("remove_edge2_lab") |
| 85 | + self.horizontalLayout_2.addWidget(self.remove_edge2_lab) |
| 86 | + self.remove_edge2_edit = QtWidgets.QLineEdit(GraphControlWindow) |
| 87 | + self.remove_edge2_edit.setObjectName("remove_edge2_edit") |
| 88 | + self.horizontalLayout_2.addWidget(self.remove_edge2_edit) |
| 89 | + spacerItem = QtWidgets.QSpacerItem(240, 20, QtWidgets.QSizePolicy.Expanding, QtWidgets.QSizePolicy.Minimum) |
| 90 | + self.horizontalLayout_2.addItem(spacerItem) |
| 91 | + self.verticalLayout_2.addLayout(self.horizontalLayout_2) |
| 92 | + self.remove_edge_btn = QtWidgets.QPushButton(GraphControlWindow) |
| 93 | + self.remove_edge_btn.setObjectName("remove_edge_btn") |
| 94 | + self.verticalLayout_2.addWidget(self.remove_edge_btn) |
| 95 | + self.remove_node_lab_2 = QtWidgets.QLabel(GraphControlWindow) |
| 96 | + font = QtGui.QFont() |
| 97 | + font.setPointSize(12) |
| 98 | + font.setBold(True) |
| 99 | + font.setWeight(75) |
| 100 | + self.remove_node_lab_2.setFont(font) |
| 101 | + self.remove_node_lab_2.setAlignment(QtCore.Qt.AlignBottom|QtCore.Qt.AlignHCenter) |
| 102 | + self.remove_node_lab_2.setObjectName("remove_node_lab_2") |
| 103 | + self.verticalLayout_2.addWidget(self.remove_node_lab_2) |
| 104 | + self.horizontalLayout_3 = QtWidgets.QHBoxLayout() |
| 105 | + self.horizontalLayout_3.setObjectName("horizontalLayout_3") |
| 106 | + self.remove_node_lab = QtWidgets.QLabel(GraphControlWindow) |
| 107 | + self.remove_node_lab.setObjectName("remove_node_lab") |
| 108 | + self.horizontalLayout_3.addWidget(self.remove_node_lab) |
| 109 | + self.remove_node_edit = QtWidgets.QLineEdit(GraphControlWindow) |
| 110 | + self.remove_node_edit.setObjectName("remove_node_edit") |
| 111 | + self.horizontalLayout_3.addWidget(self.remove_node_edit) |
| 112 | + spacerItem1 = QtWidgets.QSpacerItem(430, 20, QtWidgets.QSizePolicy.Expanding, QtWidgets.QSizePolicy.Minimum) |
| 113 | + self.horizontalLayout_3.addItem(spacerItem1) |
| 114 | + self.verticalLayout_2.addLayout(self.horizontalLayout_3) |
| 115 | + self.remove_node_btn = QtWidgets.QPushButton(GraphControlWindow) |
| 116 | + self.remove_node_btn.setObjectName("remove_node_btn") |
| 117 | + self.verticalLayout_2.addWidget(self.remove_node_btn) |
| 118 | + self.display_path_header = QtWidgets.QLabel(GraphControlWindow) |
| 119 | + font = QtGui.QFont() |
| 120 | + font.setPointSize(12) |
| 121 | + font.setBold(True) |
| 122 | + font.setWeight(75) |
| 123 | + self.display_path_header.setFont(font) |
| 124 | + self.display_path_header.setAlignment(QtCore.Qt.AlignBottom|QtCore.Qt.AlignHCenter) |
| 125 | + self.display_path_header.setObjectName("display_path_header") |
| 126 | + self.verticalLayout_2.addWidget(self.display_path_header) |
| 127 | + self.horizontalLayout_4 = QtWidgets.QHBoxLayout() |
| 128 | + self.horizontalLayout_4.setObjectName("horizontalLayout_4") |
| 129 | + self.path_node1_lab = QtWidgets.QLabel(GraphControlWindow) |
| 130 | + self.path_node1_lab.setObjectName("path_node1_lab") |
| 131 | + self.horizontalLayout_4.addWidget(self.path_node1_lab) |
| 132 | + self.path_node1_edit = QtWidgets.QLineEdit(GraphControlWindow) |
| 133 | + self.path_node1_edit.setObjectName("path_node1_edit") |
| 134 | + self.horizontalLayout_4.addWidget(self.path_node1_edit) |
| 135 | + self.path_node2_lab = QtWidgets.QLabel(GraphControlWindow) |
| 136 | + self.path_node2_lab.setObjectName("path_node2_lab") |
| 137 | + self.horizontalLayout_4.addWidget(self.path_node2_lab) |
| 138 | + self.path_node2_edit = QtWidgets.QLineEdit(GraphControlWindow) |
| 139 | + self.path_node2_edit.setObjectName("path_node2_edit") |
| 140 | + self.horizontalLayout_4.addWidget(self.path_node2_edit) |
| 141 | + spacerItem2 = QtWidgets.QSpacerItem(230, 20, QtWidgets.QSizePolicy.Expanding, QtWidgets.QSizePolicy.Minimum) |
| 142 | + self.horizontalLayout_4.addItem(spacerItem2) |
| 143 | + self.verticalLayout_2.addLayout(self.horizontalLayout_4) |
| 144 | + self.find_path_btn = QtWidgets.QPushButton(GraphControlWindow) |
| 145 | + self.find_path_btn.setObjectName("find_path_btn") |
| 146 | + self.verticalLayout_2.addWidget(self.find_path_btn) |
| 147 | + self.clear_path_btn = QtWidgets.QPushButton(GraphControlWindow) |
| 148 | + self.clear_path_btn.setObjectName("clear_path_btn") |
| 149 | + self.verticalLayout_2.addWidget(self.clear_path_btn) |
| 150 | + |
| 151 | + self.retranslateUi(GraphControlWindow) |
| 152 | + |
| 153 | + QtCore.QMetaObject.connectSlotsByName(GraphControlWindow) |
| 154 | + self.init_buttons() |
| 155 | + |
| 156 | + |
| 157 | + |
| 158 | + def init_buttons(self): |
| 159 | + # connect buttons and text edit values to various GraphScene functions |
| 160 | + self.add_edge_btn.clicked.connect(lambda: self.scene.add_edge(self.add_edge1_edit.text(), |
| 161 | + self.add_edge2_edit.text(), self.add_edge_weight_edit.text())) # add edge |
| 162 | + |
| 163 | + self.remove_edge_btn.clicked.connect(lambda: self.scene.remove_edge(self.remove_edge1_edit.text(), |
| 164 | + self.remove_edge2_edit.text())) # remove edge |
| 165 | + |
| 166 | + self.remove_node_btn.clicked.connect(lambda: self.scene.remove_node(self.remove_node_edit.text())) # remove node |
| 167 | + |
| 168 | + self.find_path_btn.clicked.connect(lambda: self.show_selected_path()) # show path using selected algorithm |
| 169 | + |
| 170 | + self.clear_path_btn.clicked.connect(lambda: self.scene.delete_shortest_path()) # clear path |
| 171 | + |
| 172 | + |
| 173 | + def show_selected_path(self): |
| 174 | + algo = self.scene.current_path_algo # get the current algorithm being used by GraphScene |
| 175 | + |
| 176 | + if algo == 'DIJKSTRA': # if using dijkstra |
| 177 | + # run dijkstra on GraphScene with values from text edit boxes |
| 178 | + self.scene.show_shortest_path_dijkstra(self.path_node1_edit.text(), self.path_node2_edit.text()) |
| 179 | + elif algo == 'PRIMS': # if using prims |
| 180 | + self.scene.show_mst_prims() # run prims on GraphScene |
| 181 | + |
| 182 | + |
| 183 | + |
| 184 | + def retranslateUi(self, GraphControlWindow): |
| 185 | + _translate = QtCore.QCoreApplication.translate |
| 186 | + |
| 187 | + # complete setup by adding text labels |
| 188 | + GraphControlWindow.setWindowTitle(_translate("GraphControlWindow", "Graph Control WIndow")) |
| 189 | + self.add_edge_lab.setText(_translate("GraphControlWindow", "-Add Edge-")) |
| 190 | + self.add_edge1_lab.setText(_translate("GraphControlWindow", "Node 1:")) |
| 191 | + self.add_edge2_lab.setText(_translate("GraphControlWindow", "Node 2:")) |
| 192 | + self.add_edge_weight_lab.setText(_translate("GraphControlWindow", "Weight:")) |
| 193 | + self.add_edge_btn.setText(_translate("GraphControlWindow", "ADD EDGE")) |
| 194 | + self.remove_edge_lab.setText(_translate("GraphControlWindow", "-Delete Edge-")) |
| 195 | + self.remove_edge1_lab.setText(_translate("GraphControlWindow", "Node 1:")) |
| 196 | + self.remove_edge2_lab.setText(_translate("GraphControlWindow", "Node 2:")) |
| 197 | + self.remove_edge_btn.setText(_translate("GraphControlWindow", "REMOVE EDGE")) |
| 198 | + self.remove_node_lab_2.setText(_translate("GraphControlWindow", "-Delete Node-")) |
| 199 | + self.remove_node_lab.setText(_translate("GraphControlWindow", "Node:")) |
| 200 | + self.remove_node_btn.setText(_translate("GraphControlWindow", "REMOVE NODE")) |
| 201 | + self.display_path_header.setText(_translate("GraphControlWindow", "-Display Path-")) |
| 202 | + self.path_node1_lab.setText(_translate("GraphControlWindow", "Node 1:")) |
| 203 | + self.path_node2_lab.setText(_translate("GraphControlWindow", "Node 2:")) |
| 204 | + self.find_path_btn.setText(_translate("GraphControlWindow", "SHOW PATH")) |
| 205 | + self.clear_path_btn.setText(_translate("GraphControlWindow", "CLEAR PATH")) |
| 206 | + |
| 207 | + |
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