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epicworld.py
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epicworld.py
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from PyQt5.QtCore import pyqtSlot, Qt, QTimer, QRectF
from PyQt5.QtWidgets import QApplication, QWidget, QMainWindow, QGraphicsView, QFileDialog
from PyQt5.QtGui import QPainter
from ui_epicworld import Ui_MainWindow
from manager import MainManager, BodyListManager
from subclasses import MainAreaGraphicsScene
class MainWindow(QMainWindow):
def __init__(self, parent=None):
super(MainWindow, self).__init__(parent)
self.ui = Ui_MainWindow()
self.ui.setupUi(self)
self.scene = MainAreaGraphicsScene(self.ui.centralwidget, self.ui.mainCanvas);
self.ui.mainCanvas.setScene(self.scene);
self.ui.mainCanvas.setDragMode(QGraphicsView.RubberBandDrag);
self.ui.mainCanvas.setAcceptDrops(True);
self.ui.mainCanvas.setRenderHint(QPainter.Antialiasing);
self.file = None;
self.PBEFile= None;
self.updateTimer = QTimer();
self.updateTimer.setInterval(100);
self.mainManager = MainManager(self.scene)
self.listManager = BodyListManager(self.ui.bodyList)
rect = self.mainManager.axes.childrenBoundingRect();
# print(rect.x(), rect.y(), rect.width(), rect.height())
self.ui.mainCanvas.setSceneRect(self.mainManager.axes.childrenBoundingRect())
# self.ui.mainCanvas.setSceneRect(QRectF(-5000, -5000, 10000, 10000));
self.connections();
self.ui.mainCanvas.show();
def connections(self):
self.ui.actionImport_Bodies.triggered.connect(self.loadFromPBE);
self.ui.actionLoad.triggered.connect(self.loadFile);
self.mainManager.bodiesLoaded.connect(self.listManager.updateList);
self.ui.actionSave.triggered.connect(self.save);
self.scene.receivedBodyDrop.connect(self.mainManager.cloneBody);
self.ui.actionScale.triggered.connect(self.scene.scaleStarted);
self.ui.actionDelete_Body.triggered.connect(self.mainManager.deleteSelected)
self.ui.actionUndo.triggered.connect(self.mainManager.undoStack.undo);
self.ui.actionRedo.triggered.connect(self.mainManager.undoStack.redo);
self.scene.mouseIsMovingItems.connect(self.mainManager.handleMoveCommand);
self.scene.scalingStopped.connect(self.mainManager.handleScaleCommand);
self.ui.actionSave_as.triggered.connect(self.saveAs);
self.scene.itemChanging.connect(self.startStopUpdatingProperties);
self.scene.selectionChanged.connect(self.enableDisableProperties);
self.updateTimer.timeout.connect(self.updateItemProperties);
self.ui.xEdit.textEdited.connect(self.itemUpdateX);
self.ui.yEdit.textEdited.connect(self.itemUpdateY);
self.ui.widthEdit.textEdited.connect(self.itemUpdateWidth);
self.ui.idEdit.textEdited.connect(self.itemUpdateId);
self.ui.actionRaise.triggered.connect(self.mainManager.raiseItems);
self.ui.actionLower.triggered.connect(self.mainManager.lowerItems);
self.ui.actionDuplicate.triggered.connect(self.mainManager.duplicateItems);
def theOnlySelectedItem(self):
if not self.scene.onlyOneItemSelected():
return None;
return self.scene.selectedItems()[0];
def itemUpdateX(self, newVal):
print(newVal);
item = self.theOnlySelectedItem();
if not item: return;
try:
x = int(newVal);
except ValueError:
return;
item.setPosXByMeter(x)
def itemUpdateY(self, newVal):
item = self.theOnlySelectedItem();
if not item: return;
try:
y = int(newVal);
except ValueError:
return;
item.setPosYByMeter(y);
def itemUpdateWidth(self, newVal):
item = self.theOnlySelectedItem();
if not item: return;
try:
width = int(newVal);
item.setScale(item.scale()*width/item.getMeterWidth());
except ValueError:
return;
def itemUpdateId(self, newId):
item = self.theOnlySelectedItem();
if not item: return;
item.setId(newId)
def updateItemProperties(self):
item = self.theOnlySelectedItem();
if not item: return;
self.ui.xEdit.setText(str(item.meterPos().x()));
self.ui.yEdit.setText(str(item.meterPos().y()));
self.ui.widthEdit.setText(str(item.getMeterWidth()));
self.ui.idEdit.setText(item.itemId);
def enableDisableProperties(self):
if self.scene.onlyOneItemSelected():
self.ui.propertiesDock.setEnabled(True);
self.updateItemProperties();
return;
self.ui.propertiesDock.setEnabled(False);
def startStopUpdatingProperties(self, changing):
if (not changing) or (not self.scene.onlyOneItemSelected()):
self.updateTimer.stop();
return;
if changing:
self.updateItemProperties();
self.updateTimer.start();
def saveAs(self):
if not self.file:
self.save();
else:
dialog = QFileDialog();
#dialog.setFileMode(QFileDialog.AnyFile);
dialog.setAcceptMode(QFileDialog.AcceptSave);
if (dialog.exec()):
self.file = (dialog.selectedFiles())[0];
self.mainManager.save(self.file);
def save(self):
if not self.file:
dialog = QFileDialog();
#dialog.setFileMode(QFileDialog.AnyFile);
dialog.setAcceptMode(QFileDialog.AcceptSave);
if (dialog.exec()):
self.file = (dialog.selectedFiles())[0];
else:
return;
self.mainManager.save(self.file);
def loadFromPBE(self):
if not self.PBEFile:
oFile = QFileDialog.getOpenFileName();
if not oFile[0]:
return
else:
self.PBEFile = oFile[0]
self.mainManager.loadFromPBE(self.PBEFile);
def loadFile(self):
oFile = QFileDialog.getOpenFileName();
if not oFile[0]:
return
else:
self.file = oFile[0]
self.mainManager.loadFile(self.file);
if __name__ == '__main__':
import sys
app = QApplication(sys.argv)
gui = MainWindow()
gui.show()
sys.exit(app.exec_())