/usr/share/kayali/qt4gui/equationtable.py is in kayali 0.3.2-0ubuntu4.
This file is owned by root:root, with mode 0o644.
The actual contents of the file can be viewed below.
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# * Copyright (C) 2003-2006 by A Lynch *
# * aalynch@users.sourceforge.net *
# * *
# * This program is free software; you can redistribute it and/or modify *
# * it under the terms of the GNU General Public License version 2 as published by *
# * the Free Software Foundation; *
# * *
# * This program is distributed in the hope that it will be useful, *
# * but WITHOUT ANY WARRANTY; without even the implied warranty of *
# * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the *
# * GNU General Public License for more details. *
# * *
# * You should have received a copy of the GNU General Public License *
# * along with this program; if not, write to the *
# * Free Software Foundation, Inc., *
# * 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. *
# ***************************************************************************/
from PyQt4 import QtGui, QtCore
import sys
import equation
import qt4factory
import logging
l = logging.getLogger(__name__)
class ImageDelegate(QtGui.QAbstractItemDelegate):
def __init__(self, parentTable):
QtGui.QAbstractItemDelegate.__init__(self, parentTable)
self.parentTable = parentTable
def paint(self, painter, option, index):
data = self.getData(index)
if data:
pixmap = data.pixmap
x, y = self.parentTable.getLocation(index)
if pixmap:
painter.drawPixmap(x + 10, y + 10, pixmap)
else:
painter.drawText(x+10, y+10, data.text)
def sizeHint(self, option, index):
data = self.getData(index)
if data.pixmap:
h = pixmap.height() + 20
w = pixmap.width() + 20
else:
# TODO work out text size
h = 50
w = 1000
return QSize(w, h)
def getData(self, index):
dataIdVariant = index.model().data(index, QtCore.Qt.UserRole)
dataId, ok = dataIdVariant.toInt()
if ok and dataId in equation.DrawObject.drawobjects:
data = equation.DrawObject.drawobjects[dataId]
return data
else:
return None
def createEditor(self, parent, option, index):
l.debug("create editor")
label = QtGui.QLabel(parent)
return label
def setEditorData(self, editor, index):
l.debug("set editor data for index " + repr(index))
editor.setPixmap(self.getPixmap(index))
return
class EquationTable(QtGui.QTableWidget):
def __init__(self, control, parent):
QtGui.QTableWidget.__init__(self, parent)
self.setItemDelegate(ImageDelegate(self))
self.control = control
def getLocation(self, index):
row = index.row()
column = index.column()
item = self.item(row,column)
vRect = self.visualItemRect(item)
return vRect.x(), vRect.y()
def insertRow(self):
self.setRowCount(self.rowCount()+1)
def currentText(self):
text = self.getText(self.currentRow(),self.currentColumn())
return text
def getText(self, row, column):
objectindex = self.data[row][column]
obj = equation.DrawObject.drawobjects[objectindex]
return obj.text
def getObject(self, row, column):
objectindex = self.data[row][column]
obj = equation.DrawObject.drawobjects[objectindex]
return obj
def showLastRow(self):
#self.verticalScrollBar().setProperty("sliderPosition",self.verticalScrollBar().property("maximum"))
#return
lastRow = self.rowCount()-1
index = self.model().index(lastRow, 0)
self.scrollTo(index)
l.debug("show last row %s" % lastRow)
def addRow(self, index, height, id, io):
self.setColumnWidth(0,self.width() - 100)
self.insertRow()
row = self.rowCount()-1
self.setRowHeight(row,height)
# calculate the contents of this row and cache them as a pixmap
content = equation.DrawObject.drawobjects[index]
pixmap = None
if content.textOnly == False:
columnwidth = self.columnWidth(0)
try:
pixmap = self.getPixmap(content.node, columnwidth)
content.pixmap = pixmap
except:
pass
content.io = io
pixItem = QtGui.QTableWidgetItem(str(index))
pixItem.equationIndex = index
#l.debug("set pix data for row %s" % row)
#l.debug("my item delegate is " + repr(self.itemDelegate()))
pixItem.setData(QtCore.Qt.UserRole, QtCore.QVariant(index))
self.setItem(row,0,pixItem)
rowIdHeaderItem = QtGui.QTableWidgetItem(str(id))
self.setVerticalHeaderItem(row, rowIdHeaderItem)
self.showLastRow()
def getPixmap(self,node, width):
if node.getType() != 'PIX':
try:
node = node.layoutNode(0,0,width, self.control.initialFontSize)
node.setTextPosition(5,node.h - node.operatorcentreline)
pixmap = QtGui.QPixmap(QtCore.QSize(node.w+30,node.h+30))
painter = qt4factory.Painter(pixmap)
painter.eraseRect(0,0,node.w+50,node.h+50)
node.drawNode(painter)
painter.end()
except:
l.exception("drawing node")
return None
else:
pixmap = node.term2
return pixmap
def deleteCurrentRow(self):
rowNo = self.currentRow()
self.removeRow(rowNo)
self.data.pop(rowNo)
def getRowData(self, row):
rowIndex = row
dataIndex = equationData[rowIndex][0]
content = drawobject.drawobjects[dataIndex]
io = equationData[rowIndex][1]
return (content, io)
def columnWidthChanged(self,col):
QTable.columnWidthChanged(self,col)
# it would be nice to update the contents iro line breaking but this is very expensive as the table gets large
# I suppose we could just change what's on view......
# we'll just update the last row for now
lastrow = self.numRows()-1
l.debug( "lastrow is " + repr(lastrow))
if lastrow == -1:
return
content = self.getRowData(lastrow)[0]
if content.textOnly == False:
l.debug( "resize last row")
pixmap = self.getPixmap(content.node, self.columnWidth(0))
self.setPixmap(lastrow,0,pixmap)
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