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from .. import exporters as exporters
from .. import functions as fn
from ..graphicsItems.PlotItem import PlotItem
from ..graphicsItems.ViewBox import ViewBox
from ..Qt import QtCore, QtWidgets
from . import exportDialogTemplate_generic as ui_template
class FormatExportListWidgetItem(QtWidgets.QListWidgetItem):
def __init__(self, expClass, *args, **kwargs):
QtWidgets.QListWidgetItem.__init__(self, *args, **kwargs)
self.expClass = expClass
class ExportDialog(QtWidgets.QWidget):
def __init__(self, scene):
QtWidgets.QWidget.__init__(self)
self.setVisible(False)
self.setWindowTitle("Export")
self.shown = False
self.currentExporter = None
self.scene = scene
self.selectBox = QtWidgets.QGraphicsRectItem()
self.selectBox.setPen(fn.mkPen('y', width=3, style=QtCore.Qt.PenStyle.DashLine))
self.selectBox.hide()
self.scene.addItem(self.selectBox)
self.ui = ui_template.Ui_Form()
self.ui.setupUi(self)
self.ui.closeBtn.clicked.connect(self.close)
self.ui.exportBtn.clicked.connect(self.exportClicked)
self.ui.copyBtn.clicked.connect(self.copyClicked)
self.ui.itemTree.currentItemChanged.connect(self.exportItemChanged)
self.ui.formatList.currentItemChanged.connect(self.exportFormatChanged)
def show(self, item=None):
if item is not None:
## Select next exportable parent of the item originally clicked on
while not isinstance(item, ViewBox) and not isinstance(item, PlotItem) and item is not None:
item = item.parentItem()
## if this is a ViewBox inside a PlotItem, select the parent instead.
if isinstance(item, ViewBox) and isinstance(item.parentItem(), PlotItem):
item = item.parentItem()
self.updateItemList(select=item)
self.setVisible(True)
self.activateWindow()
self.raise_()
self.selectBox.setVisible(True)
if not self.shown:
self.shown = True
vcenter = self.scene.getViewWidget().geometry().center()
self.setGeometry(int(vcenter.x() - self.width() / 2),
int(vcenter.y() - self.height() / 2),
self.width(), self.height())
def updateItemList(self, select=None):
self.ui.itemTree.clear()
si = QtWidgets.QTreeWidgetItem(["Entire Scene"])
si.gitem = self.scene
self.ui.itemTree.addTopLevelItem(si)
self.ui.itemTree.setCurrentItem(si)
si.setExpanded(True)
for child in self.scene.items():
if child.parentItem() is None:
self.updateItemTree(child, si, select=select)
def updateItemTree(self, item, treeItem, select=None):
si = None
if isinstance(item, ViewBox):
si = QtWidgets.QTreeWidgetItem(['ViewBox'])
elif isinstance(item, PlotItem):
si = QtWidgets.QTreeWidgetItem(['Plot'])
if si is not None:
si.gitem = item
treeItem.addChild(si)
treeItem = si
if si.gitem is select:
self.ui.itemTree.setCurrentItem(si)
for ch in item.childItems():
self.updateItemTree(ch, treeItem, select=select)
def exportItemChanged(self, item, prev):
if item is None:
return
if item.gitem is self.scene:
newBounds = self.scene.views()[0].viewRect()
else:
newBounds = item.gitem.sceneBoundingRect()
self.selectBox.setRect(newBounds)
self.selectBox.show()
self.updateFormatList()
def updateFormatList(self):
current = self.ui.formatList.currentItem()
self.ui.formatList.clear()
gotCurrent = False
for exp in exporters.listExporters():
item = FormatExportListWidgetItem(exp, QtCore.QCoreApplication.translate('Exporter', exp.Name))
self.ui.formatList.addItem(item)
if item == current:
self.ui.formatList.setCurrentRow(self.ui.formatList.count() - 1)
gotCurrent = True
if not gotCurrent:
self.ui.formatList.setCurrentRow(0)
def exportFormatChanged(self, item, prev):
if item is None:
self.currentExporter = None
self.ui.paramTree.clear()
return
expClass = item.expClass
exp = expClass(item=self.ui.itemTree.currentItem().gitem)
params = exp.parameters()
if params is None:
self.ui.paramTree.clear()
else:
self.ui.paramTree.setParameters(params)
self.currentExporter = exp
self.ui.copyBtn.setEnabled(exp.allowCopy)
def exportClicked(self):
self.selectBox.hide()
self.currentExporter.export()
def copyClicked(self):
self.selectBox.hide()
self.currentExporter.export(copy=True)
def close(self):
self.selectBox.setVisible(False)
self.setVisible(False)
def closeEvent(self, event):
self.close()
super().closeEvent(event)
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