def __init__(self, parent): QFrame.__init__(self,parent) self.filename = QString() self.copiedItem = QByteArray() self.pasteOffset = 5 self.prevPoint = QPoint() self.addOffset = 5 self.screenSize = (320, 240) self.bgColor = QColor(244,244,244) '''0.Portrait 1.Landscape''' self.orientation = 0 self.currentItem = None self.printer = QPrinter(QPrinter.HighResolution) self.printer.setPageSize(QPrinter.Letter) '''Header''' self.headingBar = HeadingBar(self) '''WidgetsBar''' self.widgetsBar = WidgetsBar(self) '''Property''' self.propertyBar = PropertyBar(self) '''view''' viewLayoutWidget = QFrame() viewLayoutWidget.setFrameShape(QFrame.StyledPanel) viewLayout = QHBoxLayout(viewLayoutWidget) #viewLayout.setMargin(10) self.view = ScreenView(viewLayoutWidget) '''scene''' self.scene = QGraphicsScene(self) #self.scene.selectionChanged.connect(self.setConnect) #self.view.setStyleSheet("border: 1px solid red;") self.setBackgroundColor(self.bgColor) self.setScreenSize(self.screenSize) self.view.setScene(self.scene) self.view.setAlignment(Qt.AlignCenter) self.connect(self.view, SIGNAL("dropped"),self.addPixmapFile) self.scroll_off = 1 self.setScrollBar() viewLayout.setMargin(0) viewLayout.addWidget(self.view) self.wrapped = [] # Needed to keep wrappers alive layout = QVBoxLayout(self) layout.addWidget(self.headingBar) layout.addWidget(viewLayoutWidget) layout.addWidget(self.widgetsBar) layout.addWidget(self.propertyBar) layout.setMargin(0) self.setLayout(layout)
class Screen(QFrame): def __init__(self, parent): QFrame.__init__(self,parent) self.filename = QString() self.copiedItem = QByteArray() self.pasteOffset = 5 self.prevPoint = QPoint() self.addOffset = 5 self.screenSize = (320, 240) self.bgColor = QColor(244,244,244) '''0.Portrait 1.Landscape''' self.orientation = 0 self.currentItem = None self.printer = QPrinter(QPrinter.HighResolution) self.printer.setPageSize(QPrinter.Letter) '''Header''' self.headingBar = HeadingBar(self) '''WidgetsBar''' self.widgetsBar = WidgetsBar(self) '''Property''' self.propertyBar = PropertyBar(self) '''view''' viewLayoutWidget = QFrame() viewLayoutWidget.setFrameShape(QFrame.StyledPanel) viewLayout = QHBoxLayout(viewLayoutWidget) #viewLayout.setMargin(10) self.view = ScreenView(viewLayoutWidget) '''scene''' self.scene = QGraphicsScene(self) #self.scene.selectionChanged.connect(self.setConnect) #self.view.setStyleSheet("border: 1px solid red;") self.setBackgroundColor(self.bgColor) self.setScreenSize(self.screenSize) self.view.setScene(self.scene) self.view.setAlignment(Qt.AlignCenter) self.connect(self.view, SIGNAL("dropped"),self.addPixmapFile) self.scroll_off = 1 self.setScrollBar() viewLayout.setMargin(0) viewLayout.addWidget(self.view) self.wrapped = [] # Needed to keep wrappers alive layout = QVBoxLayout(self) layout.addWidget(self.headingBar) layout.addWidget(viewLayoutWidget) layout.addWidget(self.widgetsBar) layout.addWidget(self.propertyBar) layout.setMargin(0) self.setLayout(layout) def setScrollBar(self): if(self.scroll_off): self.view.setHorizontalScrollBarPolicy(Qt.ScrollBarAlwaysOff) self.view.setVerticalScrollBarPolicy(Qt.ScrollBarAlwaysOff) self.scroll_off = 0 else: self.view.setHorizontalScrollBarPolicy(Qt.ScrollBarAsNeeded) self.view.setVerticalScrollBarPolicy(Qt.ScrollBarAsNeeded) self.scroll_off = 1 def setBackgroundColor(self,color): self.bgColor = color self.scene.setBackgroundBrush(QBrush(color)) def setScreenSize(self,size): self.screenSize = size self.setOrientation(self.orientation) def setOrientation(self,idx): self.orientation = idx if(idx == 0): self.view.setMaximumSize(self.screenSize[1], self.screenSize[0]) self.scene.setSceneRect(0, 0, self.screenSize[1], self.screenSize[0]) else: self.view.setMaximumSize(self.screenSize[0], self.screenSize[1]) self.scene.setSceneRect(0, 0, self.screenSize[0], self.screenSize[1]) def offerSave(self): if (Dirty and QMessageBox.question(self, "Designer - Unsaved Changes", "Save unsaved changes?", QMessageBox.Yes|QMessageBox.No) == QMessageBox.Yes): self.save() def position(self): point = self.mapFromGlobal(QCursor.pos()) if not self.view.geometry().contains(point): coord = random.randint(36, 144) point = QPoint(coord, coord) else: if point == self.prevPoint: point += QPoint(self.addOffset, self.addOffset) self.addOffset += 5 else: self.addOffset = 5 self.prevPoint = point return self.view.mapToScene(point) def selectedItem(self): items = self.scene.selectedItems() if len(items) == 1: return items[0] return None def current(self,item): self.scene.clearSelection() sceneItems = self.scene.items() for items in sceneItems: if(items != item): item.setSelected(False) if(item.isConnected()): self.propertyBar.disconnectText(item) item.setConnected(False) self.currentItem = item self.currentItem.setConnected(True) self.currentItem.setSelected(True) self.propertyBar.connectText(self.currentItem) self.propertyBar.initText(self.currentItem) def addText(self): item = TextItem("SomeText", self.position()) self.connect(item, SIGNAL("current"),self.current) self.connect(item, SIGNAL("copy"),self.copy) self.connect(item, SIGNAL("cut"),self.cut) self.connect(item, SIGNAL("paste"),self.paste) self.connect(item, SIGNAL("delete"),self.delete) #self.current(item) self.scene.addItem(item) def addBox(self): btn = BoxItem(self.position()) self.scene.clearSelection() self.scene.addItem(btn) def addPixmapFile(self,nfile, pos): if(nfile.isEmpty()): return else: #print(nfile) if(ospathexists(nfile)): self.createPixmapItem(QPixmap(nfile),self.view.mapToScene(pos))#self.position()) def addPixmap(self): path = (QFileInfo(self.filename).path() if not self.filename.isEmpty() else ".") fname = QFileDialog.getOpenFileName(self, "Designer - Add Image", path,"Pixmap Files (*.png)") if fname.isEmpty(): return self.createPixmapItem(QPixmap(fname), self.position()) def createPixmapItem(self, pixmap, position, matrix=QMatrix()): item = QGraphicsPixmapItem(pixmap) item.setFlags(QGraphicsItem.ItemIsSelectable| QGraphicsItem.ItemIsMovable) item.setPos(position) item.setMatrix(matrix) self.scene.clearSelection() self.scene.addItem(item) item.setSelected(True) def copy(self): item = self.selectedItem() if item is None: return self.copiedItem.clear() self.pasteOffset = 5 stream = QDataStream(self.copiedItem, QIODevice.WriteOnly) self.writeItemToStream(stream, item) def cut(self): item = self.selectedItem() if item is None: return self.copy() self.scene.removeItem(item) del item def paste(self): if self.copiedItem.isEmpty(): return stream = QDataStream(self.copiedItem, QIODevice.ReadOnly) item = self.readItemFromStream(stream, self.pasteOffset) self.pasteOffset += 5 #self.scene.addItem(item) def delete(self): items = self.scene.selectedItems() if (len(items) and QMessageBox.question(self, "Designer - Delete", "Delete {0} item{1}?".format(len(items), "s" if len(items) != 1 else ""), QMessageBox.Yes|QMessageBox.No) == QMessageBox.Yes): while items: item = items.pop() self.scene.removeItem(item) del item def readItemFromStream(self, stream, offset=0): type = QString() position = QPointF() matrix = QMatrix() stream >> type >> position >> matrix if offset: position += QPointF(offset, offset) if type == "Text": text = QString() font = QFont() stream >> text >> font self.scene.addItem(TextItem(text, position, font, matrix)) elif type == "Box": rect = QRectF() stream >> rect style = Qt.PenStyle(stream.readInt16()) self.scene.addItem(BoxItem(position, style, matrix)) elif type == "Pixmap": pixmap = QPixmap() stream >> pixmap self.scene.addItem(self.createPixmapItem(pixmap, position, matrix)) def writeItemToStream(self, stream, item): if isinstance(item, QGraphicsTextItem): stream << QString("Text") << item.pos() \ << item.matrix() << item.toPlainText() << item.font() elif isinstance(item, QGraphicsPixmapItem): stream << QString("Pixmap") << item.pos() \ << item.matrix() << item.pixmap() elif isinstance(item, BoxItem): stream << QString("Box") << item.pos() \ << item.matrix() << item.rect stream.writeInt16(item.style) def setAlignment(self, alignment): # Items are returned in arbitrary order items = self.scene.selectedItems() if len(items) <= 1: return # Gather coordinate data leftXs, rightXs, topYs, bottomYs = [], [], [], [] for item in items: rect = item.sceneBoundingRect() leftXs.append(rect.x()) rightXs.append(rect.x() + rect.width()) topYs.append(rect.y()) bottomYs.append(rect.y() + rect.height()) # Perform alignment if alignment == Qt.AlignLeft: xAlignment = min(leftXs) for i, item in enumerate(items): item.moveBy(xAlignment - leftXs[i], 0) elif alignment == Qt.AlignRight: xAlignment = max(rightXs) for i, item in enumerate(items): item.moveBy(xAlignment - rightXs[i], 0) elif alignment == Qt.AlignTop: yAlignment = min(topYs) for i, item in enumerate(items): item.moveBy(0, yAlignment - topYs[i]) elif alignment == Qt.AlignBottom: yAlignment = max(bottomYs) for i, item in enumerate(items): item.moveBy(0, yAlignment - bottomYs[i]) global Dirty Dirty = True def rotate(self): for item in self.scene.selectedItems(): item.rotate(30) def print_(self): dialog = QPrintDialog(self.printer) if dialog.exec_(): painter = QPainter(self.printer) painter.setRenderHint(QPainter.Antialiasing) painter.setRenderHint(QPainter.TextAntialiasing) self.scene.clearSelection() #self.removeBorders() self.scene.render(painter) #self.addBorders() def open(self): self.offerSave() path = (QFileInfo(self.filename).path() if not self.filename.isEmpty() else ".") fname = QFileDialog.getOpenFileName(self, "Page Designer - Open", path, "Page Designer Files (*.pgd)") if fname.isEmpty(): return self.filename = fname fh = None try: fh = QFile(self.filename) if not fh.open(QIODevice.ReadOnly): raise IOError, unicode(fh.errorString()) items = self.scene.items() while items: item = items.pop() self.scene.removeItem(item) del item self.addBorders() stream = QDataStream(fh) stream.setVersion(QDataStream.Qt_4_2) magic = stream.readInt32() if magic != MagicNumber: raise IOError, "not a valid .pgd file" fileVersion = stream.readInt16() if fileVersion != FileVersion: raise IOError, "unrecognised .pgd file version" while not fh.atEnd(): self.readItemFromStream(stream) except IOError, e: QMessageBox.warning(self, "Page Designer -- Open Error", "Failed to open {0}: {1}".format(self.filename, e)) finally: