def __init__(self, parent=None, flags=QtCore.Qt.WindowFlags(0)):
super(MainWin, self).__init__(parent, flags)
self.mousemanager = MouseManager(self)
from gsdview.mousemanager import RubberBandMode
rubberbandmode = RubberBandMode()
self.mousemanager.addMode(rubberbandmode)
def callback(rect):
print 'rect', rect
rubberbandmode.rubberBandSeclection.connect(callback)
#lambda r: sys.stdout.write(str(r)+'\n'))
self.scene = QtGui.QGraphicsScene(self)
self.graphicsview = QtGui.QGraphicsView(self.scene, self)
self.setCentralWidget(self.graphicsview)
self.mousemanager.register(self.graphicsview)
# File Actions
self.fileactions = self._setupFileActions()
menu = QtGui.QMenu('File', self)
menu.addActions(self.fileactions.actions())
self.menuBar().addMenu(menu)
toolbar = QtGui.QToolBar('File', self)
toolbar.addActions(self.fileactions.actions())
self.addToolBar(toolbar)
# Mouse Actions
menu = QtGui.QMenu('Mouse', self)
menu.addActions(self.mousemanager.actions.actions())
self.menuBar().addMenu(menu)
toolbar = QtGui.QToolBar('Mouse')
toolbar.addActions(self.mousemanager.actions.actions())
self.addToolBar(toolbar)
# Help action
self.helpactions = self._setupHelpActions()
menu = QtGui.QMenu('Help', self)
menu.addActions(self.helpactions.actions())
self.menuBar().addMenu(menu)
toolbar = QtGui.QToolBar('Help', self)
toolbar.addActions(self.helpactions.actions())
self.addToolBar(toolbar)
self.resize(700, 500)
def __init__(self, parent=None, flags=QtCore.Qt.WindowFlags(0)):
super(MainWin, self).__init__(parent, flags)
self.mousemanager = MouseManager(self)
from gsdview.mousemanager import RubberBandMode
rubberbandmode = RubberBandMode()
self.mousemanager.addMode(rubberbandmode)
def callback(rect):
print 'rect', rect
rubberbandmode.rubberBandSeclection.connect(callback)
#lambda r: sys.stdout.write(str(r)+'\n'))
self.scene = QtGui.QGraphicsScene(self)
self.graphicsview = QtGui.QGraphicsView(self.scene, self)
self.setCentralWidget(self.graphicsview)
self.mousemanager.register(self.graphicsview)
# File Actions
self.fileactions = self._setupFileActions()
menu = QtGui.QMenu('File', self)
menu.addActions(self.fileactions.actions())
self.menuBar().addMenu(menu)
toolbar = QtGui.QToolBar('File', self)
toolbar.addActions(self.fileactions.actions())
self.addToolBar(toolbar)
# Mouse Actions
menu = QtGui.QMenu('Mouse', self)
menu.addActions(self.mousemanager.actions.actions())
self.menuBar().addMenu(menu)
toolbar = QtGui.QToolBar('Mouse')
toolbar.addActions(self.mousemanager.actions.actions())
self.addToolBar(toolbar)
# Help action
self.helpactions = self._setupHelpActions()
menu = QtGui.QMenu('Help', self)
menu.addActions(self.helpactions.actions())
self.menuBar().addMenu(menu)
toolbar = QtGui.QToolBar('Help', self)
toolbar.addActions(self.helpactions.actions())
self.addToolBar(toolbar)
self.resize(700, 500)
def __init__(self, parent=None, flags=QtCore.Qt.WindowFlags(0)):
QtWidgets.QMainWindow.__init__(self, parent, flags)
self.statusBar().show()
self.model = QtGui.QStandardItemModel(self)
self.model.setColumnCount(2)
self.treeview = QtWidgets.QTreeView()
self.treeview.setModel(self.model)
self.treeview.setHeaderHidden(True)
self.treeview.setIndentation(0)
self.treeview.setSelectionMode(
QtWidgets.QAbstractItemView.ExtendedSelection)
self.treeview.setContextMenuPolicy(QtCore.Qt.ActionsContextMenu)
self.treeview.header().setStretchLastSection(True)
self.treedock = QtWidgets.QDockWidget(self.tr('Layers View'), self)
self.treedock.setWidget(self.treeview)
self.addDockWidget(QtCore.Qt.LeftDockWidgetArea, self.treedock)
self.scene = QtWidgets.QGraphicsScene(self)
self.graphicsview = QtWidgets.QGraphicsView(self.scene, self)
self.setCentralWidget(self.graphicsview)
self.mousemanager = MouseManager(self)
self.mousemanager.register(self.graphicsview)
self.mousemanager.mode = 'hand'
self.layermanager = LayerManager(self.treeview, self)
# File Actions
self.fileactions = self._setupFileActions()
menu = QtWidgets.QMenu('File', self)
menu.addActions(self.fileactions.actions())
self.menuBar().addMenu(menu)
self._filemenu = menu
toolbar = QtWidgets.QToolBar('File toolbar', self)
toolbar.addActions(self.fileactions.actions())
self.addToolBar(toolbar)
# Mouse Actions
menu = QtWidgets.QMenu('Mouse', self)
menu.addActions(self.mousemanager.actions.actions())
self.menuBar().addMenu(menu)
toolbar = QtWidgets.QToolBar('Mouse toolbar')
toolbar.addActions(self.mousemanager.actions.actions())
self.addToolBar(toolbar)
# View Actions
self.viewactions = self._setupViewActions()
menu = QtWidgets.QMenu('View', self)
menu.addActions(self.viewactions.actions())
self.menuBar().addMenu(menu)
toolbar = QtWidgets.QToolBar('View toolbar')
toolbar.addActions(self.viewactions.actions())
self.addToolBar(toolbar)
# Layer Actions
layeractions = self.layermanager.actions
menu = QtWidgets.QMenu('Layer', self)
menu.addActions(layeractions.actions())
self.menuBar().addMenu(menu)
toolbar = QtWidgets.QToolBar('Layer toolbar')
toolbar.addActions(layeractions.actions())
self.addToolBar(toolbar)
# Help action
self.helpactions = self._setupHelpActions()
menu = QtWidgets.QMenu('Help', self)
menu.addActions(self.helpactions.actions())
self.menuBar().addMenu(menu)
toolbar = QtWidgets.QToolBar('Help toolbar', self)
toolbar.addActions(self.helpactions.actions())
self.addToolBar(toolbar)
self.resize(900, 500)
self.reset()
self.statusBar().showMessage('Ready')
class VectorGraphicsApp(QtWidgets.QMainWindow):
def __init__(self, parent=None, flags=QtCore.Qt.WindowFlags(0)):
QtWidgets.QMainWindow.__init__(self, parent, flags)
self.statusBar().show()
self.model = QtGui.QStandardItemModel(self)
self.model.setColumnCount(2)
self.treeview = QtWidgets.QTreeView()
self.treeview.setModel(self.model)
self.treeview.setHeaderHidden(True)
self.treeview.setIndentation(0)
self.treeview.setSelectionMode(
QtWidgets.QAbstractItemView.ExtendedSelection)
self.treeview.setContextMenuPolicy(QtCore.Qt.ActionsContextMenu)
self.treeview.header().setStretchLastSection(True)
self.treedock = QtWidgets.QDockWidget(self.tr('Layers View'), self)
self.treedock.setWidget(self.treeview)
self.addDockWidget(QtCore.Qt.LeftDockWidgetArea, self.treedock)
self.scene = QtWidgets.QGraphicsScene(self)
self.graphicsview = QtWidgets.QGraphicsView(self.scene, self)
self.setCentralWidget(self.graphicsview)
self.mousemanager = MouseManager(self)
self.mousemanager.register(self.graphicsview)
self.mousemanager.mode = 'hand'
self.layermanager = LayerManager(self.treeview, self)
# File Actions
self.fileactions = self._setupFileActions()
menu = QtWidgets.QMenu('File', self)
menu.addActions(self.fileactions.actions())
self.menuBar().addMenu(menu)
self._filemenu = menu
toolbar = QtWidgets.QToolBar('File toolbar', self)
toolbar.addActions(self.fileactions.actions())
self.addToolBar(toolbar)
# Mouse Actions
menu = QtWidgets.QMenu('Mouse', self)
menu.addActions(self.mousemanager.actions.actions())
self.menuBar().addMenu(menu)
toolbar = QtWidgets.QToolBar('Mouse toolbar')
toolbar.addActions(self.mousemanager.actions.actions())
self.addToolBar(toolbar)
# View Actions
self.viewactions = self._setupViewActions()
menu = QtWidgets.QMenu('View', self)
menu.addActions(self.viewactions.actions())
self.menuBar().addMenu(menu)
toolbar = QtWidgets.QToolBar('View toolbar')
toolbar.addActions(self.viewactions.actions())
self.addToolBar(toolbar)
# Layer Actions
layeractions = self.layermanager.actions
menu = QtWidgets.QMenu('Layer', self)
menu.addActions(layeractions.actions())
self.menuBar().addMenu(menu)
toolbar = QtWidgets.QToolBar('Layer toolbar')
toolbar.addActions(layeractions.actions())
self.addToolBar(toolbar)
# Help action
self.helpactions = self._setupHelpActions()
menu = QtWidgets.QMenu('Help', self)
menu.addActions(self.helpactions.actions())
self.menuBar().addMenu(menu)
toolbar = QtWidgets.QToolBar('Help toolbar', self)
toolbar.addActions(self.helpactions.actions())
self.addToolBar(toolbar)
self.resize(900, 500)
self.reset()
self.statusBar().showMessage('Ready')
def _setupFileActions(self):
style = self.style()
actions = QtWidgets.QActionGroup(self)
icon = style.standardIcon(QtWidgets.QStyle.SP_DialogOpenButton)
QtWidgets.QAction(icon,
self.tr('Open Vector'),
actions,
objectName='openVectorAction',
statusTip=self.tr('Open Vector'),
triggered=self.onOpenVector)
icon = style.standardIcon(QtWidgets.QStyle.SP_DialogResetButton)
QtWidgets.QAction(icon,
self.tr('Close All'),
actions,
objectName='claseAllAction',
statusTip=self.tr('Close All'),
triggered=self.reset)
QtWidgets.QAction(actions).setSeparator(True)
icon = style.standardIcon(QtWidgets.QStyle.SP_DialogCancelButton)
QtWidgets.QAction(icon,
self.tr('Exit'),
actions,
objectName='exitAction',
statusTip=self.tr('Exit'),
triggered=self.close)
return actions
def _setupViewActions(self):
actions = QtWidgets.QActionGroup(self)
icon = QtGui.QIcon(
':/trolltech/dialogs/qprintpreviewdialog/images/zoom-in-32.png')
QtWidgets.QAction(icon,
self.tr('Zoom In'),
actions,
objectName='zoomInAction',
statusTip=self.tr('Zoom In'),
shortcut=self.tr('Ctrl++'),
triggered=lambda: self.graphicsview.scale(1.2, 1.2))
icon = QtGui.QIcon(
':/trolltech/dialogs/qprintpreviewdialog/images/zoom-out-32.png')
QtWidgets.QAction(
icon,
self.tr('Zoom Out'),
actions,
objectName='zoomOutAction',
statusTip=self.tr('Zoom Out'),
shortcut=self.tr('Ctrl+-'),
triggered=lambda: self.graphicsview.scale(1 / 1.2, 1 / 1.2))
icon = QtGui.QIcon(
':/trolltech/dialogs/qprintpreviewdialog/images/page-setup-24.png')
QtWidgets.QAction(icon,
self.tr('Zoom 1:1'),
actions,
objectName='zoomResetAction',
statusTip=self.tr('Zoom 1:1'),
triggered=lambda: self.graphicsview.setTransform(
QtGui.QTransform(1, 0, 0, -1, 0, 0)))
icon = QtGui.QIcon(
':/trolltech/dialogs/qprintpreviewdialog/images/fit-page-32.png')
QtWidgets.QAction(
icon,
self.tr('Zoom Fit'),
actions,
objectName='zoomFitAction',
statusTip=self.tr('Zoom Fit'),
#checkable=True,
triggered=lambda: self.graphicsview.fitInView(
self.graphicsview.sceneRect(), QtCore.Qt.KeepAspectRatio))
return actions
def _setupHelpActions(self):
actions = QtWidgets.QActionGroup(self)
icon = QtGui.QIcon(
':/trolltech/styles/commonstyle/images/fileinfo-32.png')
QtWidgets.QAction(icon,
self.tr('About'),
actions,
objectName='aboutAction',
statusTip=self.tr('About'),
triggered=self.about)
icon = QtGui.QIcon(':/trolltech/qmessagebox/images/qtlogo-64.png')
QtWidgets.QAction(icon,
self.tr('About Qt'),
actions,
objectName='aboutQtAction',
statusTip=self.tr('About Qt'),
triggered=QtWidgets.QApplication.aboutQt)
return actions
@QtCore.Slot()
def about(self):
title = self.tr('MouseManager Example')
text = [
'<h1>Mouse Manager</h1>'
'<p>Example program for the OGR proxy components.</p>',
'<p>Copyright (C): 2009-2015 '
'<a href="mailto:[email protected]">Antonio Valentino<a>.'
'</p>'
]
text = self.tr('\n'.join(text))
QtWidgets.QMessageBox.about(self, title, text)
@QtCore.Slot()
def reset(self):
self.scene.clear()
self.graphicsview.resetTransform()
self.graphicsview.scale(1., -1.)
self.model.clear()
@QtCore.Slot()
def onOpenVector(self):
ogrFilters = [
'All files (*)',
'ESRI Shapefiles (*.shp)',
'KML (*.kml, *.kmz)',
]
filenames, filter_ = QtWidgets.QFileDialog.getOpenFileNamesAndFilter(
self, self.tr('Open Vector'),
QtCore.QDir.home().absolutePath(), ';;'.join(ogrFilters),
ogrFilters[1])
for filename in filenames:
filename = str(filename) # unicode --> str
# @TODO: check if it is already open
self.openvector(filename)
def openvector(self, filename):
# @TODO: check limits
MAX_LAYER_COUNT = 10
srs = None
transform = None
affine_transform = None
# @TODO: remove
#srs = osr.SpatialReference()
#srs.SetLCC(20, 20, 20, 0, 0, 0)
##srs.SetUTM(33)
# @TODO: remove
#~ from math import sin, cos, radians
#~ a = radians(-45)
#~ qtransform = QtGui.QTransform(
#~ cos(a), -sin(a), sin(a), cos(a), 0, 0)
#~ #affine_transform = qtransform
#~ transform = lambda x, y, z: qtransform.map(x, y)
ds = ogr.Open(filename)
if ds is None:
raise ValueError('unable to open "$s"' % filename)
if ds.GetLayerCount() > MAX_LAYER_COUNT:
raise RuntimeError('too many layers: %d' % ds.GetLayerCount())
for index, layer in enumerate(ds):
qlayer = ogrqt.layerToGraphicsItem(layer, srs, transform)
#qlayer.datasource = ds.GetName()
#qlayer.index = index
qlayer.setData(ogrqt.DATAKEY['datasource'], ds.GetName())
qlayer.setData(ogrqt.DATAKEY['index'], index)
if affine_transform:
qlayer.setTransform(affine_transform)
if qlayer.childItems():
self.scene.addItem(qlayer)
item = QtGui.QStandardItem(layer.GetName())
item.setCheckable(True)
item.setCheckState(QtCore.Qt.Checked)
item.setData(qlayer)
item.setToolTip(
self.tr('Layer "%s": %d features.' %
(layer.GetName(), len(qlayer.childItems()))))
self.model.appendRow(item)
self.treeview.resizeColumnToContents(0)
def _autocolor(self):
COLORS = (
#QtCore.Qt.white,
QtCore.Qt.black,
QtCore.Qt.red,
QtCore.Qt.darkRed,
QtCore.Qt.green,
QtCore.Qt.darkGreen,
QtCore.Qt.blue,
QtCore.Qt.darkBlue,
QtCore.Qt.cyan,
QtCore.Qt.darkCyan,
QtCore.Qt.magenta,
QtCore.Qt.darkMagenta,
QtCore.Qt.yellow,
QtCore.Qt.darkYellow,
QtCore.Qt.gray,
QtCore.Qt.darkGray,
QtCore.Qt.lightGray,
#QtCore.Qt.transparent,
#QtCore.Qt.color0,
#QtCore.Qt.color1,
)
ncolors = len(COLORS)
nrows = self.model.rowCount()
for row in range(nrows):
color = COLORS[row % ncolors]
qlayer = self.model.item(row).data()
#~ pen = qlayer.pen()
#~ pen.setColor(color)
#~ #pen.setWidth(1)
#~ qlayer.setPen(pen)
brush = qlayer.brush()
brush.setColor(color)
brush.setStyle(QtCore.Qt.SolidPattern)
qlayer.setBrush(brush)
def __init__(self, parent=None, flags=QtCore.Qt.WindowFlags(0)):
QtGui.QMainWindow.__init__(self, parent, flags)
self.statusBar().show()
self.scene = QtGui.QGraphicsScene(self)
self.graphicsview = QtGui.QGraphicsView(self.scene, self)
#~ self.graphicsview.setMouseTracking(True) # @TODO: check
self.setCentralWidget(self.graphicsview)
self.mousemanager = MouseManager(self)
self.mousemanager.register(self.graphicsview)
self.mousemanager.addMode(RubberBandMode)
self.mousemanager.addMode(qt4draw.DrawPointMode)
self.mousemanager.addMode(qt4draw.DrawLineMode)
#self.mousemanager.addMode(qt4draw.DrawPolygonMode)
self.mousemanager.addMode(qt4draw.DrawRectMode)
self.mousemanager.addMode(qt4draw.DrawEllipseMode)
self.mousemanager.mode = 'hand'
# File Actions
self.fileactions = self._setupFileActions()
menu = QtGui.QMenu('&File', self)
menu.addActions(self.fileactions.actions())
self.menuBar().addMenu(menu)
self._filemenu = menu
toolbar = QtGui.QToolBar('File toolbar', self)
toolbar.addActions(self.fileactions.actions())
self.addToolBar(toolbar)
# Mouse Actions
menu = QtGui.QMenu('Mouse', self)
menu.addActions(self.mousemanager.actions.actions())
self.menuBar().addMenu(menu)
toolbar = QtGui.QToolBar('Mouse toolbar')
toolbar.addActions(self.mousemanager.actions.actions())
self.addToolBar(toolbar)
# View Actions
self.viewactions = self._setupViewActions()
menu = QtGui.QMenu('&View', self)
menu.addActions(self.viewactions.actions())
self.menuBar().addMenu(menu)
toolbar = QtGui.QToolBar('View toolbar')
toolbar.addActions(self.viewactions.actions())
self.addToolBar(toolbar)
# Help action
self.helpactions = self._setupHelpActions()
menu = QtGui.QMenu('&Help', self)
menu.addActions(self.helpactions.actions())
self.menuBar().addMenu(menu)
toolbar = QtGui.QToolBar('Help toolbar', self)
toolbar.addActions(self.helpactions.actions())
self.addToolBar(toolbar)
self.scene.setSceneRect(0, 0, 800, 600)
self.statusBar().showMessage('Ready')
class GraphicsDrawApp(QtGui.QMainWindow):
def __init__(self, parent=None, flags=QtCore.Qt.WindowFlags(0)):
QtGui.QMainWindow.__init__(self, parent, flags)
self.statusBar().show()
self.scene = QtGui.QGraphicsScene(self)
self.graphicsview = QtGui.QGraphicsView(self.scene, self)
#~ self.graphicsview.setMouseTracking(True) # @TODO: check
self.setCentralWidget(self.graphicsview)
self.mousemanager = MouseManager(self)
self.mousemanager.register(self.graphicsview)
self.mousemanager.addMode(RubberBandMode)
self.mousemanager.addMode(qt4draw.DrawPointMode)
self.mousemanager.addMode(qt4draw.DrawLineMode)
#self.mousemanager.addMode(qt4draw.DrawPolygonMode)
self.mousemanager.addMode(qt4draw.DrawRectMode)
self.mousemanager.addMode(qt4draw.DrawEllipseMode)
self.mousemanager.mode = 'hand'
# File Actions
self.fileactions = self._setupFileActions()
menu = QtGui.QMenu('&File', self)
menu.addActions(self.fileactions.actions())
self.menuBar().addMenu(menu)
self._filemenu = menu
toolbar = QtGui.QToolBar('File toolbar', self)
toolbar.addActions(self.fileactions.actions())
self.addToolBar(toolbar)
# Mouse Actions
menu = QtGui.QMenu('Mouse', self)
menu.addActions(self.mousemanager.actions.actions())
self.menuBar().addMenu(menu)
toolbar = QtGui.QToolBar('Mouse toolbar')
toolbar.addActions(self.mousemanager.actions.actions())
self.addToolBar(toolbar)
# View Actions
self.viewactions = self._setupViewActions()
menu = QtGui.QMenu('&View', self)
menu.addActions(self.viewactions.actions())
self.menuBar().addMenu(menu)
toolbar = QtGui.QToolBar('View toolbar')
toolbar.addActions(self.viewactions.actions())
self.addToolBar(toolbar)
# Help action
self.helpactions = self._setupHelpActions()
menu = QtGui.QMenu('&Help', self)
menu.addActions(self.helpactions.actions())
self.menuBar().addMenu(menu)
toolbar = QtGui.QToolBar('Help toolbar', self)
toolbar.addActions(self.helpactions.actions())
self.addToolBar(toolbar)
self.scene.setSceneRect(0, 0, 800, 600)
self.statusBar().showMessage('Ready')
def _setupFileActions(self):
style = self.style()
actions = QtGui.QActionGroup(self)
icon = style.standardIcon(QtGui.QStyle.SP_DialogOpenButton)
QtGui.QAction(icon, self.tr('&Open'), actions,
objectName='openAction',
shortcut=self.tr('Ctrl+O'),
statusTip=self.tr('Open'),
triggered=self.onOpen)
icon = style.standardIcon(QtGui.QStyle.SP_DialogSaveButton)
QtGui.QAction(icon, self.tr('&Save As'), actions,
objectName='saveAsAction',
shortcut=self.tr('Ctrl+S'),
statusTip=self.tr('Save as'),
triggered=self.onSave)
icon = QtGui.QIcon(
':/trolltech/dialogs/qprintpreviewdialog/images/print-32.png')
QtGui.QAction(icon, self.tr('&Print'), actions,
objectName='printAction',
shortcut=self.tr('Ctrl+P'),
statusTip=self.tr('Print'),
triggered=self.onPrint)
QtGui.QAction(actions).setSeparator(True)
icon = style.standardIcon(QtGui.QStyle.SP_DialogCancelButton)
QtGui.QAction(icon, self.tr('&Quit'), actions,
objectName='exitAction',
shortcut=self.tr('Ctrl+Q'),
statusTip=self.tr('Quit'),
triggered=self.close)
return actions
def _setupViewActions(self):
style = self.style()
actions = QtGui.QActionGroup(self)
icon = style.standardIcon(QtGui.QStyle.SP_DialogResetButton)
QtGui.QAction(icon, self.tr('Reset'), actions,
objectName='resetAction',
statusTip=self.tr('Reset'),
triggered=self.onReset)
QtGui.QAction(actions).setSeparator(True)
icon = QtGui.QIcon(
':/trolltech/dialogs/qprintpreviewdialog/images/zoom-in-32.png')
QtGui.QAction(icon, self.tr('Zoom In'), actions,
objectName='zoomInAction',
statusTip=self.tr('Zoom In'),
shortcut=self.tr('Ctrl++'),
triggered=lambda: self.graphicsview.scale(1.2, 1.2))
icon = QtGui.QIcon(
':/trolltech/dialogs/qprintpreviewdialog/images/zoom-out-32.png')
QtGui.QAction(icon, self.tr('Zoom Out'), actions,
objectName='zoomOutAction',
statusTip=self.tr('Zoom Out'),
shortcut=self.tr('Ctrl+-'),
triggered=lambda: self.graphicsview.scale(1 / 1.2,
1 / 1.2))
icon = QtGui.QIcon(
':/trolltech/dialogs/qprintpreviewdialog/images/page-setup-24.png')
QtGui.QAction(icon, self.tr('Zoom 1:1'), actions,
objectName='zoomResetAction',
statusTip=self.tr('Zoom 1:1'),
triggered=lambda: self.graphicsview.setMatrix(
QtGui.QMatrix(1, 0, 0, -1, 0, 0)))
icon = QtGui.QIcon(
':/trolltech/dialogs/qprintpreviewdialog/images/fit-page-32.png')
QtGui.QAction(icon, self.tr('Zoom Fit'), actions,
objectName='zoomFitAction',
statusTip=self.tr('Zoom Fit'),
#checkable=True,
triggered=lambda: self.graphicsview.fitInView(
self.graphicsview.sceneRect(),
QtCore.Qt.KeepAspectRatio))
return actions
def _setupHelpActions(self):
actions = QtGui.QActionGroup(self)
icon = QtGui.QIcon(
':/trolltech/styles/commonstyle/images/fileinfo-32.png')
QtGui.QAction(icon, self.tr('About'), actions,
objectName='aboutAction',
statusTip=self.tr('About'),
triggered=self.about)
icon = QtGui.QIcon(':/trolltech/qmessagebox/images/qtlogo-64.png')
QtGui.QAction(icon, self.tr('About Qt'), actions,
objectName='aboutQtAction',
statusTip=self.tr('About Qt'),
triggered=QtGui.QApplication.aboutQt)
return actions
@QtCore.Slot()
def about(self):
title = self.tr('Qt4 Graphics Draw Example')
text = ['<h1>Graphics Draw</h1>'
'<p>Example program for the basic Qt4 graphics drawing.</p>',
'<p>Copyright (C): 2010-2012 '
'<a href="mailto:[email protected]">'
'Antonio Valentino<a>.</p>']
text = self.tr('\n'.join(text))
QtGui.QMessageBox.about(self, title, text)
@QtCore.Slot()
def reset(self):
self.scene.clear()
self.scene.setSceneRect(0, 0, 800, 600)
self.graphicsview.setTransform(QtGui.QTransform())
@QtCore.Slot()
def onReset(self):
ret = QtGui.QMessageBox.question(self,
self.tr('Reset'),
self.tr('Are you sure you want to reset the document?\n'
'All changes will be lost.'))
if ret == QtGui.QMessageBox.Ok:
self.reset()
@QtCore.Slot()
def onOpen(self):
filters = [
self.tr('All files (*)'),
]
filters.extend('%s file (*.%s)' % (str(f).upper(), str(f))
for f in QtGui.QImageReader.supportedImageFormats())
filename, filter_ = QtGui.QFileDialog.getOpenFileNameAndFilter(
self,
self.tr('Load picture'),
QtCore.QDir.home().absolutePath(),
';;'.join(filters)) # , filters[1])
if filename:
if '.svg' in filename:
item = QtSvg.QGraphicsSvgItem(filename)
else:
image = QtGui.QImage(filename)
item = QtGui.QGraphicsPixmapItem(image)
item.setFlag(QtGui.QGraphicsItem.ItemIsSelectable, True)
item.setFlag(QtGui.QGraphicsItem.ItemIsMovable, True)
self.scene.addItem(item)
@QtCore.Slot()
def onSave(self):
qt4support.imgexport(self.scene, self)
@QtCore.Slot()
def onPrint(self):
qt4support.printObject(self.scene, parent=self)
class MainWin(QtWidgets.QMainWindow):
def __init__(self, parent=None, flags=QtCore.Qt.WindowFlags(0)):
super(MainWin, self).__init__(parent, flags)
self.mousemanager = MouseManager(self)
from gsdview.mousemanager import RubberBandMode
rubberbandmode = RubberBandMode()
self.mousemanager.addMode(rubberbandmode)
def callback(rect):
print('rect', rect)
rubberbandmode.rubberBandSeclection.connect(callback)
self.scene = QtWidgets.QGraphicsScene(self)
self.graphicsview = QtWidgets.QGraphicsView(self.scene, self)
self.setCentralWidget(self.graphicsview)
self.mousemanager.register(self.graphicsview)
# File Actions
self.fileactions = self._setupFileActions()
menu = QtWidgets.QMenu('File', self)
menu.addActions(self.fileactions.actions())
self.menuBar().addMenu(menu)
toolbar = QtWidgets.QToolBar('File', self)
toolbar.addActions(self.fileactions.actions())
self.addToolBar(toolbar)
# Mouse Actions
menu = QtWidgets.QMenu('Mouse', self)
menu.addActions(self.mousemanager.actions.actions())
self.menuBar().addMenu(menu)
toolbar = QtWidgets.QToolBar('Mouse')
toolbar.addActions(self.mousemanager.actions.actions())
self.addToolBar(toolbar)
# Help action
self.helpactions = self._setupHelpActions()
menu = QtWidgets.QMenu('Help', self)
menu.addActions(self.helpactions.actions())
self.menuBar().addMenu(menu)
toolbar = QtWidgets.QToolBar('Help', self)
toolbar.addActions(self.helpactions.actions())
self.addToolBar(toolbar)
self.resize(700, 500)
def _setupFileActions(self):
style = self.style()
actions = QtWidgets.QActionGroup(self)
icon = style.standardIcon(QtWidgets.QStyle.SP_DialogOpenButton)
QtWidgets.QAction(icon, 'Open', actions, triggered=self.openfile)
icon = style.standardIcon(QtWidgets.QStyle.SP_DialogCloseButton)
QtWidgets.QAction(icon, 'Close', actions, triggered=self.scene.clear)
QtWidgets.QAction(actions).setSeparator(True)
icon = style.standardIcon(QtWidgets.QStyle.SP_DialogCancelButton)
QtWidgets.QAction(icon, 'Exit', actions, triggered=self.close)
return actions
def _setupHelpActions(self):
actions = QtWidgets.QActionGroup(self)
icon = QtGui.QIcon(
':/trolltech/styles/commonstyle/images/fileinfo-32.png')
QtWidgets.QAction(icon, 'About', actions, triggered=self.about)
icon = QtGui.QIcon(':/trolltech/qmessagebox/images/qtlogo-64.png')
QtWidgets.QAction(icon,
'About Qt',
actions,
triggered=QtWidgets.QApplication.aboutQt)
return actions
@QtCore.Slot()
def openfile(self):
self.scene.clear()
self.graphicsview.setTransform(QtGui.QTransform())
filename = QtWidgets.QFileDialog.getOpenFileName()
if filename:
pixmap = QtGui.QPixmap(filename)
item = self.scene.addPixmap(pixmap)
self.scene.setSceneRect(item.boundingRect())
@QtCore.Slot()
def about(self):
title = self.tr('MouseManager Example')
text = [
'<h1>Mouse Manager</h1>'
'<p>Example program for the Mouse manager component.</p>',
'<p>Copyright (C): 2009-2015 '
'<a href="mailto:[email protected]">'
'Antonio Valentino'
'<a>.</p>'
]
text = self.tr('\n'.join(text))
QtWidgets.QMessageBox.about(self, title, text)
def __init__(self, parent=None, flags=QtCore.Qt.WindowFlags(0)):
QtGui.QMainWindow.__init__(self, parent, flags)
self.statusBar().show()
self.model = QtGui.QStandardItemModel(self)
self.model.setColumnCount(2)
self.treeview = QtGui.QTreeView()
self.treeview.setModel(self.model)
self.treeview.setHeaderHidden(True)
self.treeview.setIndentation(0)
self.treeview.setSelectionMode(
QtGui.QAbstractItemView.ExtendedSelection)
self.treeview.setContextMenuPolicy(QtCore.Qt.ActionsContextMenu)
self.treeview.header().setStretchLastSection(True)
self.treedock = QtGui.QDockWidget(self.tr('Layers View'), self)
self.treedock.setWidget(self.treeview)
self.addDockWidget(QtCore.Qt.LeftDockWidgetArea, self.treedock)
self.scene = QtGui.QGraphicsScene(self)
self.graphicsview = QtGui.QGraphicsView(self.scene, self)
self.setCentralWidget(self.graphicsview)
self.mousemanager = MouseManager(self)
self.mousemanager.register(self.graphicsview)
self.mousemanager.mode = 'hand'
self.layermanager = LayerManager(self.treeview, self)
# File Actions
self.fileactions = self._setupFileActions()
menu = QtGui.QMenu('File', self)
menu.addActions(self.fileactions.actions())
self.menuBar().addMenu(menu)
self._filemenu = menu
toolbar = QtGui.QToolBar('File toolbar', self)
toolbar.addActions(self.fileactions.actions())
self.addToolBar(toolbar)
# Mouse Actions
menu = QtGui.QMenu('Mouse', self)
menu.addActions(self.mousemanager.actions.actions())
self.menuBar().addMenu(menu)
toolbar = QtGui.QToolBar('Mouse toolbar')
toolbar.addActions(self.mousemanager.actions.actions())
self.addToolBar(toolbar)
# View Actions
self.viewactions = self._setupViewActions()
menu = QtGui.QMenu('View', self)
menu.addActions(self.viewactions.actions())
self.menuBar().addMenu(menu)
toolbar = QtGui.QToolBar('View toolbar')
toolbar.addActions(self.viewactions.actions())
self.addToolBar(toolbar)
# Layer Actions
layeractions = self.layermanager.actions
menu = QtGui.QMenu('Layer', self)
menu.addActions(layeractions.actions())
self.menuBar().addMenu(menu)
toolbar = QtGui.QToolBar('Layer toolbar')
toolbar.addActions(layeractions.actions())
self.addToolBar(toolbar)
# Help action
self.helpactions = self._setupHelpActions()
menu = QtGui.QMenu('Help', self)
menu.addActions(self.helpactions.actions())
self.menuBar().addMenu(menu)
toolbar = QtGui.QToolBar('Help toolbar', self)
toolbar.addActions(self.helpactions.actions())
self.addToolBar(toolbar)
self.resize(900, 500)
self.reset()
self.statusBar().showMessage('Ready')
class VectorGraphicsApp(QtGui.QMainWindow):
def __init__(self, parent=None, flags=QtCore.Qt.WindowFlags(0)):
QtGui.QMainWindow.__init__(self, parent, flags)
self.statusBar().show()
self.model = QtGui.QStandardItemModel(self)
self.model.setColumnCount(2)
self.treeview = QtGui.QTreeView()
self.treeview.setModel(self.model)
self.treeview.setHeaderHidden(True)
self.treeview.setIndentation(0)
self.treeview.setSelectionMode(
QtGui.QAbstractItemView.ExtendedSelection)
self.treeview.setContextMenuPolicy(QtCore.Qt.ActionsContextMenu)
self.treeview.header().setStretchLastSection(True)
self.treedock = QtGui.QDockWidget(self.tr('Layers View'), self)
self.treedock.setWidget(self.treeview)
self.addDockWidget(QtCore.Qt.LeftDockWidgetArea, self.treedock)
self.scene = QtGui.QGraphicsScene(self)
self.graphicsview = QtGui.QGraphicsView(self.scene, self)
self.setCentralWidget(self.graphicsview)
self.mousemanager = MouseManager(self)
self.mousemanager.register(self.graphicsview)
self.mousemanager.mode = 'hand'
self.layermanager = LayerManager(self.treeview, self)
# File Actions
self.fileactions = self._setupFileActions()
menu = QtGui.QMenu('File', self)
menu.addActions(self.fileactions.actions())
self.menuBar().addMenu(menu)
self._filemenu = menu
toolbar = QtGui.QToolBar('File toolbar', self)
toolbar.addActions(self.fileactions.actions())
self.addToolBar(toolbar)
# Mouse Actions
menu = QtGui.QMenu('Mouse', self)
menu.addActions(self.mousemanager.actions.actions())
self.menuBar().addMenu(menu)
toolbar = QtGui.QToolBar('Mouse toolbar')
toolbar.addActions(self.mousemanager.actions.actions())
self.addToolBar(toolbar)
# View Actions
self.viewactions = self._setupViewActions()
menu = QtGui.QMenu('View', self)
menu.addActions(self.viewactions.actions())
self.menuBar().addMenu(menu)
toolbar = QtGui.QToolBar('View toolbar')
toolbar.addActions(self.viewactions.actions())
self.addToolBar(toolbar)
# Layer Actions
layeractions = self.layermanager.actions
menu = QtGui.QMenu('Layer', self)
menu.addActions(layeractions.actions())
self.menuBar().addMenu(menu)
toolbar = QtGui.QToolBar('Layer toolbar')
toolbar.addActions(layeractions.actions())
self.addToolBar(toolbar)
# Help action
self.helpactions = self._setupHelpActions()
menu = QtGui.QMenu('Help', self)
menu.addActions(self.helpactions.actions())
self.menuBar().addMenu(menu)
toolbar = QtGui.QToolBar('Help toolbar', self)
toolbar.addActions(self.helpactions.actions())
self.addToolBar(toolbar)
self.resize(900, 500)
self.reset()
self.statusBar().showMessage('Ready')
def _setupFileActions(self):
style = self.style()
actions = QtGui.QActionGroup(self)
icon = style.standardIcon(QtGui.QStyle.SP_DialogOpenButton)
QtGui.QAction(icon, self.tr('Open Vector'), actions,
objectName='openVectorAction',
statusTip=self.tr('Open Vector'),
triggered=self.onOpenVector)
icon = style.standardIcon(QtGui.QStyle.SP_DialogResetButton)
QtGui.QAction(icon, self.tr('Close All'), actions,
objectName='claseAllAction',
statusTip=self.tr('Close All'),
triggered=self.reset)
QtGui.QAction(actions).setSeparator(True)
icon = style.standardIcon(QtGui.QStyle.SP_DialogCancelButton)
QtGui.QAction(icon, self.tr('Exit'), actions,
objectName='exitAction',
statusTip=self.tr('Exit'),
triggered=self.close)
return actions
def _setupViewActions(self):
actions = QtGui.QActionGroup(self)
icon = QtGui.QIcon(
':/trolltech/dialogs/qprintpreviewdialog/images/zoom-in-32.png')
QtGui.QAction(icon, self.tr('Zoom In'), actions,
objectName='zoomInAction',
statusTip=self.tr('Zoom In'),
shortcut=self.tr('Ctrl++'),
triggered=lambda: self.graphicsview.scale(1.2, 1.2))
icon = QtGui.QIcon(
':/trolltech/dialogs/qprintpreviewdialog/images/zoom-out-32.png')
QtGui.QAction(icon, self.tr('Zoom Out'), actions,
objectName='zoomOutAction',
statusTip=self.tr('Zoom Out'),
shortcut=self.tr('Ctrl+-'),
triggered=lambda: self.graphicsview.scale(1 / 1.2,
1 / 1.2))
icon = QtGui.QIcon(
':/trolltech/dialogs/qprintpreviewdialog/images/page-setup-24.png')
QtGui.QAction(icon, self.tr('Zoom 1:1'), actions,
objectName='zoomResetAction',
statusTip=self.tr('Zoom 1:1'),
triggered=lambda: self.graphicsview.setMatrix(
QtGui.QMatrix(1, 0, 0, -1, 0, 0)))
icon = QtGui.QIcon(
':/trolltech/dialogs/qprintpreviewdialog/images/fit-page-32.png')
QtGui.QAction(icon, self.tr('Zoom Fit'), actions,
objectName='zoomFitAction',
statusTip=self.tr('Zoom Fit'),
#checkable=True,
triggered=lambda: self.graphicsview.fitInView(
self.graphicsview.sceneRect(),
QtCore.Qt.KeepAspectRatio))
return actions
def _setupHelpActions(self):
actions = QtGui.QActionGroup(self)
icon = QtGui.QIcon(
':/trolltech/styles/commonstyle/images/fileinfo-32.png')
QtGui.QAction(icon, self.tr('About'), actions,
objectName='aboutAction',
statusTip=self.tr('About'),
triggered=self.about)
icon = QtGui.QIcon(':/trolltech/qmessagebox/images/qtlogo-64.png')
QtGui.QAction(icon, self.tr('About Qt'), actions,
objectName='aboutQtAction',
statusTip=self.tr('About Qt'),
triggered=QtGui.QApplication.aboutQt)
return actions
@QtCore.Slot()
def about(self):
title = self.tr('MouseManager Example')
text = ['<h1>Mouse Manager</h1>'
'<p>Example program for the OGR proxy components.</p>',
'<p>Copyright (C): 2009-2011 '
'<a href="mailto:[email protected]">'
'Antonio Valentino'
'<a>.</p>']
text = self.tr('\n'.join(text))
QtGui.QMessageBox.about(self, title, text)
@QtCore.Slot()
def reset(self):
self.scene.clear()
self.graphicsview.resetTransform()
self.graphicsview.scale(1., -1.)
self.model.clear()
@QtCore.Slot()
def onOpenVector(self):
ogrFilters = [
'All files (*)',
'ESRI Shapefiles (*.shp)',
'KML (*.kml, *.kmz)',
]
filenames, filter_ = QtGui.QFileDialog.getOpenFileNamesAndFilter(
self,
self.tr('Open Vector'),
QtCore.QDir.home().absolutePath(),
';;'.join(ogrFilters),
ogrFilters[1])
for filename in filenames:
filename = str(filename) # unicode --> str
# @TODO: check if it is already open
self.openvector(filename)
def openvector(self, filename):
# @TODO: check limits
MAX_LAYER_COUNT = 10
srs = None
transform = None
affine_transform = None
# @TODO: remove
#srs = osr.SpatialReference()
#srs.SetLCC(20, 20, 20, 0, 0, 0)
##srs.SetUTM(33)
# @TODO: remove
#~ from math import sin, cos, radians
#~ a = radians(-45)
#~ qtransform = QtGui.QTransform(cos(a), -sin(a), sin(a), cos(a), 0, 0)
#~ #affine_transform = qtransform
#~ transform = lambda x, y, z: qtransform.map(x, y)
ds = ogr.Open(filename)
if ds is None:
raise ValueError('unable to open "$s"' % filename)
if ds.GetLayerCount() > MAX_LAYER_COUNT:
raise RuntimeError('too many layers: %d' % ds.GetLayerCount())
for index, layer in enumerate(ds):
qlayer = ogrqt4.layerToGraphicsItem(layer, srs, transform)
#qlayer.datasource = ds.GetName()
#qlayer.index = index
qlayer.setData(ogrqt4.DATAKEY['datasource'], ds.GetName())
qlayer.setData(ogrqt4.DATAKEY['index'], index)
if affine_transform:
qlayer.setTransform(affine_transform)
if qlayer.childItems():
self.scene.addItem(qlayer)
item = QtGui.QStandardItem(layer.GetName())
item.setCheckable(True)
item.setCheckState(QtCore.Qt.Checked)
item.setData(qlayer)
item.setToolTip(self.tr('Layer "%s": %d features.' % (
layer.GetName(),
len(qlayer.childItems()))))
self.model.appendRow(item)
self.treeview.resizeColumnToContents(0)
def _autocolor(self):
COLORS = (
#QtCore.Qt.white,
QtCore.Qt.black,
QtCore.Qt.red,
QtCore.Qt.darkRed,
QtCore.Qt.green,
QtCore.Qt.darkGreen,
QtCore.Qt.blue,
QtCore.Qt.darkBlue,
QtCore.Qt.cyan,
QtCore.Qt.darkCyan,
QtCore.Qt.magenta,
QtCore.Qt.darkMagenta,
QtCore.Qt.yellow,
QtCore.Qt.darkYellow,
QtCore.Qt.gray,
QtCore.Qt.darkGray,
QtCore.Qt.lightGray,
#QtCore.Qt.transparent,
#QtCore.Qt.color0,
#QtCore.Qt.color1,
)
ncolors = len(COLORS)
nrows = self.model.rowCount()
for row in range(nrows):
color = COLORS[row % ncolors]
qlayer = self.model.item(row).data()
#~ pen = qlayer.pen()
#~ pen.setColor(color)
#~ #pen.setWidth(1)
#~ qlayer.setPen(pen)
brush = qlayer.brush()
brush.setColor(color)
brush.setStyle(QtCore.Qt.SolidPattern)
qlayer.setBrush(brush)
def __init__(self, parent=None, flags=QtCore.Qt.WindowFlags(0)):
QtGui.QMainWindow.__init__(self, parent, flags)
self.statusBar().show()
self.scene = QtGui.QGraphicsScene(self)
self.graphicsview = QtGui.QGraphicsView(self.scene, self)
#~ self.graphicsview.setMouseTracking(True) # @TODO: check
self.setCentralWidget(self.graphicsview)
self.mousemanager = MouseManager(self)
self.mousemanager.register(self.graphicsview)
self.mousemanager.addMode(RubberBandMode)
self.mousemanager.addMode(qt4draw.DrawPointMode)
self.mousemanager.addMode(qt4draw.DrawLineMode)
#self.mousemanager.addMode(qt4draw.DrawPolygonMode)
self.mousemanager.addMode(qt4draw.DrawRectMode)
self.mousemanager.addMode(qt4draw.DrawEllipseMode)
self.mousemanager.mode = 'hand'
# File Actions
self.fileactions = self._setupFileActions()
menu = QtGui.QMenu('&File', self)
menu.addActions(self.fileactions.actions())
self.menuBar().addMenu(menu)
self._filemenu = menu
toolbar = QtGui.QToolBar('File toolbar', self)
toolbar.addActions(self.fileactions.actions())
self.addToolBar(toolbar)
# Mouse Actions
menu = QtGui.QMenu('Mouse', self)
menu.addActions(self.mousemanager.actions.actions())
self.menuBar().addMenu(menu)
toolbar = QtGui.QToolBar('Mouse toolbar')
toolbar.addActions(self.mousemanager.actions.actions())
self.addToolBar(toolbar)
# View Actions
self.viewactions = self._setupViewActions()
menu = QtGui.QMenu('&View', self)
menu.addActions(self.viewactions.actions())
self.menuBar().addMenu(menu)
toolbar = QtGui.QToolBar('View toolbar')
toolbar.addActions(self.viewactions.actions())
self.addToolBar(toolbar)
# Help action
self.helpactions = self._setupHelpActions()
menu = QtGui.QMenu('&Help', self)
menu.addActions(self.helpactions.actions())
self.menuBar().addMenu(menu)
toolbar = QtGui.QToolBar('Help toolbar', self)
toolbar.addActions(self.helpactions.actions())
self.addToolBar(toolbar)
self.scene.setSceneRect(0, 0, 800, 600)
self.statusBar().showMessage('Ready')
class GraphicsDrawApp(QtGui.QMainWindow):
def __init__(self, parent=None, flags=QtCore.Qt.WindowFlags(0)):
QtGui.QMainWindow.__init__(self, parent, flags)
self.statusBar().show()
self.scene = QtGui.QGraphicsScene(self)
self.graphicsview = QtGui.QGraphicsView(self.scene, self)
#~ self.graphicsview.setMouseTracking(True) # @TODO: check
self.setCentralWidget(self.graphicsview)
self.mousemanager = MouseManager(self)
self.mousemanager.register(self.graphicsview)
self.mousemanager.addMode(RubberBandMode)
self.mousemanager.addMode(qt4draw.DrawPointMode)
self.mousemanager.addMode(qt4draw.DrawLineMode)
#self.mousemanager.addMode(qt4draw.DrawPolygonMode)
self.mousemanager.addMode(qt4draw.DrawRectMode)
self.mousemanager.addMode(qt4draw.DrawEllipseMode)
self.mousemanager.mode = 'hand'
# File Actions
self.fileactions = self._setupFileActions()
menu = QtGui.QMenu('&File', self)
menu.addActions(self.fileactions.actions())
self.menuBar().addMenu(menu)
self._filemenu = menu
toolbar = QtGui.QToolBar('File toolbar', self)
toolbar.addActions(self.fileactions.actions())
self.addToolBar(toolbar)
# Mouse Actions
menu = QtGui.QMenu('Mouse', self)
menu.addActions(self.mousemanager.actions.actions())
self.menuBar().addMenu(menu)
toolbar = QtGui.QToolBar('Mouse toolbar')
toolbar.addActions(self.mousemanager.actions.actions())
self.addToolBar(toolbar)
# View Actions
self.viewactions = self._setupViewActions()
menu = QtGui.QMenu('&View', self)
menu.addActions(self.viewactions.actions())
self.menuBar().addMenu(menu)
toolbar = QtGui.QToolBar('View toolbar')
toolbar.addActions(self.viewactions.actions())
self.addToolBar(toolbar)
# Help action
self.helpactions = self._setupHelpActions()
menu = QtGui.QMenu('&Help', self)
menu.addActions(self.helpactions.actions())
self.menuBar().addMenu(menu)
toolbar = QtGui.QToolBar('Help toolbar', self)
toolbar.addActions(self.helpactions.actions())
self.addToolBar(toolbar)
self.scene.setSceneRect(0, 0, 800, 600)
self.statusBar().showMessage('Ready')
def _setupFileActions(self):
style = self.style()
actions = QtGui.QActionGroup(self)
icon = style.standardIcon(QtGui.QStyle.SP_DialogOpenButton)
QtGui.QAction(icon,
self.tr('&Open'),
actions,
objectName='openAction',
shortcut=self.tr('Ctrl+O'),
statusTip=self.tr('Open'),
triggered=self.onOpen)
icon = style.standardIcon(QtGui.QStyle.SP_DialogSaveButton)
QtGui.QAction(icon,
self.tr('&Save As'),
actions,
objectName='saveAsAction',
shortcut=self.tr('Ctrl+S'),
statusTip=self.tr('Save as'),
triggered=self.onSave)
icon = QtGui.QIcon(
':/trolltech/dialogs/qprintpreviewdialog/images/print-32.png')
QtGui.QAction(icon,
self.tr('&Print'),
actions,
objectName='printAction',
shortcut=self.tr('Ctrl+P'),
statusTip=self.tr('Print'),
triggered=self.onPrint)
QtGui.QAction(actions).setSeparator(True)
icon = style.standardIcon(QtGui.QStyle.SP_DialogCancelButton)
QtGui.QAction(icon,
self.tr('&Quit'),
actions,
objectName='exitAction',
shortcut=self.tr('Ctrl+Q'),
statusTip=self.tr('Quit'),
triggered=self.close)
return actions
def _setupViewActions(self):
style = self.style()
actions = QtGui.QActionGroup(self)
icon = style.standardIcon(QtGui.QStyle.SP_DialogResetButton)
QtGui.QAction(icon,
self.tr('Reset'),
actions,
objectName='resetAction',
statusTip=self.tr('Reset'),
triggered=self.onReset)
QtGui.QAction(actions).setSeparator(True)
icon = QtGui.QIcon(
':/trolltech/dialogs/qprintpreviewdialog/images/zoom-in-32.png')
QtGui.QAction(icon,
self.tr('Zoom In'),
actions,
objectName='zoomInAction',
statusTip=self.tr('Zoom In'),
shortcut=self.tr('Ctrl++'),
triggered=lambda: self.graphicsview.scale(1.2, 1.2))
icon = QtGui.QIcon(
':/trolltech/dialogs/qprintpreviewdialog/images/zoom-out-32.png')
QtGui.QAction(
icon,
self.tr('Zoom Out'),
actions,
objectName='zoomOutAction',
statusTip=self.tr('Zoom Out'),
shortcut=self.tr('Ctrl+-'),
triggered=lambda: self.graphicsview.scale(1 / 1.2, 1 / 1.2))
icon = QtGui.QIcon(
':/trolltech/dialogs/qprintpreviewdialog/images/page-setup-24.png')
QtGui.QAction(icon,
self.tr('Zoom 1:1'),
actions,
objectName='zoomResetAction',
statusTip=self.tr('Zoom 1:1'),
triggered=lambda: self.graphicsview.setMatrix(
QtGui.QMatrix(1, 0, 0, -1, 0, 0)))
icon = QtGui.QIcon(
':/trolltech/dialogs/qprintpreviewdialog/images/fit-page-32.png')
QtGui.QAction(
icon,
self.tr('Zoom Fit'),
actions,
objectName='zoomFitAction',
statusTip=self.tr('Zoom Fit'),
#checkable=True,
triggered=lambda: self.graphicsview.fitInView(
self.graphicsview.sceneRect(), QtCore.Qt.KeepAspectRatio))
return actions
def _setupHelpActions(self):
actions = QtGui.QActionGroup(self)
icon = QtGui.QIcon(
':/trolltech/styles/commonstyle/images/fileinfo-32.png')
QtGui.QAction(icon,
self.tr('About'),
actions,
objectName='aboutAction',
statusTip=self.tr('About'),
triggered=self.about)
icon = QtGui.QIcon(':/trolltech/qmessagebox/images/qtlogo-64.png')
QtGui.QAction(icon,
self.tr('About Qt'),
actions,
objectName='aboutQtAction',
statusTip=self.tr('About Qt'),
triggered=QtGui.QApplication.aboutQt)
return actions
@QtCore.Slot()
def about(self):
title = self.tr('Qt4 Graphics Draw Example')
text = [
'<h1>Graphics Draw</h1>'
'<p>Example program for the basic Qt4 graphics drawing.</p>',
'<p>Copyright (C): 2010-2011 '
'<a href="mailto:[email protected]">'
'Antonio Valentino<a>.</p>'
]
text = self.tr('\n'.join(text))
QtGui.QMessageBox.about(self, title, text)
@QtCore.Slot()
def reset(self):
self.scene.clear()
self.scene.setSceneRect(0, 0, 800, 600)
self.graphicsview.setTransform(QtGui.QTransform())
@QtCore.Slot()
def onReset(self):
ret = QtGui.QMessageBox.question(
self, self.tr('Reset'),
self.tr('Are you sure you want to reset the document?\n'
'All changes will be lost.'))
if ret == QtGui.QMessageBox.Ok:
self.reset()
@QtCore.Slot()
def onOpen(self):
filters = [
self.tr('All files (*)'),
]
filters.extend('%s file (*.%s)' % (str(f).upper(), str(f))
for f in QtGui.QImageReader.supportedImageFormats())
filename, filter_ = QtGui.QFileDialog.getOpenFileNameAndFilter(
self, self.tr('Load picture'),
QtCore.QDir.home().absolutePath(),
';;'.join(filters)) # , filters[1])
if filename:
if '.svg' in filename:
item = QtSvg.QGraphicsSvgItem(filename)
else:
image = QtGui.QImage(filename)
item = QtGui.QGraphicsPixmapItem(image)
item.setFlag(QtGui.QGraphicsItem.ItemIsSelectable, True)
item.setFlag(QtGui.QGraphicsItem.ItemIsMovable, True)
self.scene.addItem(item)
@QtCore.Slot()
def onSave(self):
qt4support.imgexport(self.scene, self)
@QtCore.Slot()
def onPrint(self):
qt4support.printObject(self.scene, parent=self)
class MainWin(QtWidgets.QMainWindow):
def __init__(self, parent=None, flags=QtCore.Qt.WindowFlags(0)):
super(MainWin, self).__init__(parent, flags)
self.mousemanager = MouseManager(self)
from gsdview.mousemanager import RubberBandMode
rubberbandmode = RubberBandMode()
self.mousemanager.addMode(rubberbandmode)
def callback(rect):
print('rect', rect)
rubberbandmode.rubberBandSeclection.connect(callback)
self.scene = QtWidgets.QGraphicsScene(self)
self.graphicsview = QtWidgets.QGraphicsView(self.scene, self)
self.setCentralWidget(self.graphicsview)
self.mousemanager.register(self.graphicsview)
# File Actions
self.fileactions = self._setupFileActions()
menu = QtWidgets.QMenu('File', self)
menu.addActions(self.fileactions.actions())
self.menuBar().addMenu(menu)
toolbar = QtWidgets.QToolBar('File', self)
toolbar.addActions(self.fileactions.actions())
self.addToolBar(toolbar)
# Mouse Actions
menu = QtWidgets.QMenu('Mouse', self)
menu.addActions(self.mousemanager.actions.actions())
self.menuBar().addMenu(menu)
toolbar = QtWidgets.QToolBar('Mouse')
toolbar.addActions(self.mousemanager.actions.actions())
self.addToolBar(toolbar)
# Help action
self.helpactions = self._setupHelpActions()
menu = QtWidgets.QMenu('Help', self)
menu.addActions(self.helpactions.actions())
self.menuBar().addMenu(menu)
toolbar = QtWidgets.QToolBar('Help', self)
toolbar.addActions(self.helpactions.actions())
self.addToolBar(toolbar)
self.resize(700, 500)
def _setupFileActions(self):
style = self.style()
actions = QtWidgets.QActionGroup(self)
icon = style.standardIcon(QtWidgets.QStyle.SP_DialogOpenButton)
QtWidgets.QAction(icon, 'Open', actions, triggered=self.openfile)
icon = style.standardIcon(QtWidgets.QStyle.SP_DialogCloseButton)
QtWidgets.QAction(icon, 'Close', actions, triggered=self.scene.clear)
QtWidgets.QAction(actions).setSeparator(True)
icon = style.standardIcon(QtWidgets.QStyle.SP_DialogCancelButton)
QtWidgets.QAction(icon, 'Exit', actions, triggered=self.close)
return actions
def _setupHelpActions(self):
actions = QtWidgets.QActionGroup(self)
icon = QtGui.QIcon(
':/trolltech/styles/commonstyle/images/fileinfo-32.png')
QtWidgets.QAction(icon, 'About', actions, triggered=self.about)
icon = QtGui.QIcon(':/trolltech/qmessagebox/images/qtlogo-64.png')
QtWidgets.QAction(icon, 'About Qt', actions,
triggered=QtWidgets.QApplication.aboutQt)
return actions
@QtCore.Slot()
def openfile(self):
self.scene.clear()
self.graphicsview.setTransform(QtGui.QTransform())
filename = QtWidgets.QFileDialog.getOpenFileName()
if filename:
pixmap = QtGui.QPixmap(filename)
item = self.scene.addPixmap(pixmap)
self.scene.setSceneRect(item.boundingRect())
@QtCore.Slot()
def about(self):
title = self.tr('MouseManager Example')
text = ['<h1>Mouse Manager</h1>'
'<p>Example program for the Mouse manager component.</p>',
'<p>Copyright (C): 2009-2015 '
'<a href="mailto:[email protected]">'
'Antonio Valentino'
'<a>.</p>']
text = self.tr('\n'.join(text))
QtWidgets.QMessageBox.about(self, title, text)