def handlePaintRequest(self, printer):
printer.setDocName(self.fname)
document = QTextDocument()
cursor = QTextCursor(document)
model = self.tableView.model()
tableFormat = QTextTableFormat()
tableFormat.setBorder(0.2)
tableFormat.setBorderStyle(3)
tableFormat.setCellSpacing(0)
tableFormat.setTopMargin(0)
tableFormat.setCellPadding(4)
table = cursor.insertTable(model.rowCount() + 1, model.columnCount(),
tableFormat)
model = self.tableView.model()
### get headers
myheaders = []
for i in range(0, model.columnCount()):
myheader = model.headerData(i, Qt.Horizontal)
cursor.insertText(str(myheader))
cursor.movePosition(QTextCursor.NextCell)
### get cells
for row in range(0, model.rowCount()):
for col in range(0, model.columnCount()):
index = model.index(row, col)
cursor.insertText(str(index.data()))
cursor.movePosition(QTextCursor.NextCell)
document.print_(printer)
def handlePaintRequest(self, printer):
# find empty cells
for row in range(self.tableView.rowCount()):
for column in range(self.tableView.columnCount()):
myitem = self.tableView.item(row, column)
if myitem is None:
item = QTableWidgetItem("")
self.tableView.setItem(row, column, item)
printer.setDocName(self.fname)
document = QTextDocument()
cursor = QTextCursor(document)
model = self.tableView.model()
tableFormat = QTextTableFormat()
tableFormat.setBorder(0.2)
tableFormat.setBorderStyle(3)
tableFormat.setCellSpacing(0)
tableFormat.setTopMargin(0)
tableFormat.setCellPadding(4)
table = cursor.insertTable(model.rowCount(), model.columnCount(),
tableFormat)
for row in range(table.rows()):
for column in range(table.columns()):
cursor.insertText(self.tableView.item(row, column).text())
cursor.movePosition(QTextCursor.NextCell)
document.print_(printer)
def printPreview(self, obj, data):
from PyQt5.QtPrintSupport import QPrinter, QPrintPreviewDialog
from PyQt5.QtGui import QTextDocument, QTextCursor, QTextTableFormat, QTextFrameFormat #, QFont
import time
self.printer = QPrinter()
self.printer.setPageSize(QPrinter.A4)
self.printer.setOrientation(QPrinter.Landscape)
self.printer.setFullPage(True)
self.printer.setPageMargins(2, 2, 2, 2, QPrinter.Millimeter)
#self.printer.setFont(QFont("times",22))
dialog = QPrintPreviewDialog(self.printer)
#dialog.showFullScreen()
document = QTextDocument()
#document.setHtml("<html><head></head><body></body></html>")
document.setHtml("")
cursor = QTextCursor(document)
# Titolo
cursor.insertHtml("<h2 align=center>%s</h2>" % obj['title'])
cursor.insertText("\n")
# Data
cursor.insertHtml("<h5 align=left>%s</h5>" % time.strftime("%d/%m/%Y"))
cursor.insertText("\n")
# Table
tableFormat = QTextTableFormat()
tableFormat.setCellPadding(2)
tableFormat.setCellSpacing(3)
#tableFormat.setBorderStyle(QTextFrameFormat.BorderStyle_Ridge)
tableFormat.setBorder(0)
cursor.insertTable(len(data) + 2, len(obj['col_name']), tableFormat)
# Intestazioni
for table_title in obj['col_name']:
cursor.insertHtml('<font size="4" color="blue"><b>%s</b></font>' %
table_title)
cursor.movePosition(QTextCursor.NextCell)
# Riga bianca
for table_title in obj['col_name']:
cursor.insertText(' ')
cursor.movePosition(QTextCursor.NextCell)
# Dati Tabella
for r in data:
for k in obj['col_order']:
v = r[k]
if v is not None:
#cursor.insertText(str(v))
cursor.insertHtml('<font size="4">%s</font>' % v)
cursor.movePosition(QTextCursor.NextCell)
dialog.paintRequested.connect(document.print_)
dialog.setFixedSize(1500, 1050)
dialog.exec_()
def newLetter(self):
self.textEdit.clear()
cursor = self.textEdit.textCursor()
cursor.movePosition(QTextCursor.Start)
topFrame = cursor.currentFrame()
topFrameFormat = topFrame.frameFormat()
topFrameFormat.setPadding(16)
topFrame.setFrameFormat(topFrameFormat)
textFormat = QTextCharFormat()
boldFormat = QTextCharFormat()
boldFormat.setFontWeight(QFont.Bold)
italicFormat = QTextCharFormat()
italicFormat.setFontItalic(True)
tableFormat = QTextTableFormat()
tableFormat.setBorder(1)
tableFormat.setCellPadding(16)
tableFormat.setAlignment(Qt.AlignRight)
##The Firm Box
cursor.insertTable(1, 1, tableFormat)
cursor.insertText("The Firm", boldFormat)
cursor.insertBlock()
cursor.insertText("321 City Street", textFormat)
cursor.insertBlock()
cursor.insertText("Industry Park")
cursor.insertBlock()
cursor.insertText("Some Country")
cursor.setPosition(topFrame.lastPosition())
##The Firm Box 아래 편지부분
cursor.insertText(QDate.currentDate().toString("d MMMM yyyy"),
textFormat)
cursor.insertBlock()
cursor.insertBlock()
cursor.insertText("Dear ", textFormat)
cursor.insertText("NAME", italicFormat)
cursor.insertText(",", textFormat)
for i in range(3):
cursor.insertBlock()
cursor.insertText("Yours sincerely,", textFormat)
for i in range(3):
cursor.insertBlock()
cursor.insertText("The Boss", textFormat)
cursor.insertBlock()
cursor.insertText("ADDRESS", italicFormat)
def SaveTableImage(table):
pixmap = table.grab()
pixmap.save("widget.png")
SaveTableImage(table)
nrows = table.rowCount()
ncols = table.columnCount()
doc = QTextDocument()
cursor = QTextCursor(doc)
tableFormat = QTextTableFormat()
tableFormat.setHeaderRowCount(1)
tableFormat.setAlignment(Qt.AlignHCenter)
tableFormat.setCellPadding(0)
tableFormat.setCellSpacing(0)
tableFormat.setBorder(1)
tableFormat.setBorderBrush(QBrush(Qt.SolidPattern))
tableFormat.clearColumnWidthConstraints()
textTable = cursor.insertTable(nrows + 1, ncols, tableFormat)
tableHeaderFormat = QTextCharFormat()
tableHeaderFormat.setBackground(QColor("#DADADA"))
for i in range(ncols):
cell = textTable.cellAt(0, i)
cell.setFormat(tableHeaderFormat)
cellCursor = cell.firstCursorPosition()
cellCursor.insertText(table.horizontalHeaderItem(i).text())
for i in range(nrows):
for j in range(ncols):
item = table.item(i, j)
t = "" if item is None else str(item.text())
# if item.text().iEmpty():
# table.setItem(i,j,QTableWidgetItem("0"))
cell = textTable.cellAt(i + 1, j)
cellCursor = cell.firstCursorPosition()
cellCursor.insertText(t)
cursor.movePosition(QTextCursor.End)
printer = QPrinter(QPrinter.PrinterResolution)
printer.setPaperSize(QPrinter.A4)
printer.setOrientation(QPrinter.Landscape)
printer.setOutputFileName("w8.pdf")
doc.setDocumentMargin(0)
doc.setTextWidth(5)
doc.print(printer)
def newLetter(self):
self.textEdit.clear()
cursor = self.textEdit.textCursor()
cursor.movePosition(QTextCursor.Start)
topFrame = cursor.currentFrame()
topFrameFormat = topFrame.frameFormat()
topFrameFormat.setPadding(16)
topFrame.setFrameFormat(topFrameFormat)
textFormat = QTextCharFormat()
boldFormat = QTextCharFormat()
boldFormat.setFontWeight(QFont.Bold)
italicFormat = QTextCharFormat()
italicFormat.setFontItalic(True)
tableFormat = QTextTableFormat()
tableFormat.setBorder(1)
tableFormat.setCellPadding(16)
tableFormat.setAlignment(Qt.AlignRight)
cursor.insertTable(1, 1, tableFormat)
cursor.insertText("The Firm", boldFormat)
cursor.insertBlock()
cursor.insertText("321 City Street", textFormat)
cursor.insertBlock()
cursor.insertText("Industry Park")
cursor.insertBlock()
cursor.insertText("Some Country")
cursor.setPosition(topFrame.lastPosition())
cursor.insertText(QDate.currentDate().toString("d MMMM yyyy"),
textFormat)
cursor.insertBlock()
cursor.insertBlock()
cursor.insertText("Dear ", textFormat)
cursor.insertText("NAME", italicFormat)
cursor.insertText(",", textFormat)
for i in range(3):
cursor.insertBlock()
cursor.insertText("Yours sincerely,", textFormat)
for i in range(3):
cursor.insertBlock()
cursor.insertText("The Boss", textFormat)
cursor.insertBlock()
cursor.insertText("ADDRESS", italicFormat)
def printViaQCursor(self):
dialog = QPrintDialog(self.printer, self)
if not dialog.exec_():
return
logo = QPixmap(":/logo.png")
headFormat = QTextBlockFormat()
headFormat.setAlignment(Qt.AlignLeft)
headFormat.setTextIndent(self.printer.pageRect().width() -
logo.width() - 216)
bodyFormat = QTextBlockFormat()
bodyFormat.setAlignment(Qt.AlignJustify)
lastParaBodyFormat = QTextBlockFormat(bodyFormat)
lastParaBodyFormat.setPageBreakPolicy(
QTextFormat.PageBreak_AlwaysAfter)
rightBodyFormat = QTextBlockFormat()
rightBodyFormat.setAlignment(Qt.AlignRight)
headCharFormat = QTextCharFormat()
headCharFormat.setFont(QFont("Helvetica", 10))
bodyCharFormat = QTextCharFormat()
bodyCharFormat.setFont(QFont("Times", 11))
redBodyCharFormat = QTextCharFormat(bodyCharFormat)
redBodyCharFormat.setForeground(Qt.red)
tableFormat = QTextTableFormat()
tableFormat.setBorder(1)
tableFormat.setCellPadding(2)
document = QTextDocument()
cursor = QTextCursor(document)
mainFrame = cursor.currentFrame()
page = 1
for statement in self.statements:
cursor.insertBlock(headFormat, headCharFormat)
cursor.insertImage(":/logo.png")
for text in ("Greasy Hands Ltd.",
"New Lombard Street", "London", "WC13 4PX",
QDate.currentDate().toString(DATE_FORMAT)):
cursor.insertBlock(headFormat, headCharFormat)
cursor.insertText(text)
for line in statement.address.split(", "):
cursor.insertBlock(bodyFormat, bodyCharFormat)
cursor.insertText(line)
cursor.insertBlock(bodyFormat)
cursor.insertBlock(bodyFormat, bodyCharFormat)
cursor.insertText("Dear {0},".format(statement.contact))
cursor.insertBlock(bodyFormat)
cursor.insertBlock(bodyFormat, bodyCharFormat)
balance = statement.balance()
cursor.insertText(
"The balance of your account is $ {0:,.2f}.".format(
float(balance)))
if balance < 0:
cursor.insertBlock(bodyFormat, redBodyCharFormat)
cursor.insertText("Please remit the amount owing "
"immediately.")
else:
cursor.insertBlock(bodyFormat, bodyCharFormat)
cursor.insertText("We are delighted to have done "
"business with you.")
cursor.insertBlock(bodyFormat, bodyCharFormat)
cursor.insertText("Transactions:")
table = cursor.insertTable(len(statement.transactions), 3,
tableFormat)
row = 0
for date, amount in statement.transactions:
cellCursor = table.cellAt(row, 0).firstCursorPosition()
cellCursor.setBlockFormat(rightBodyFormat)
cellCursor.insertText(date.toString(DATE_FORMAT),
bodyCharFormat)
cellCursor = table.cellAt(row, 1).firstCursorPosition()
if amount > 0:
cellCursor.insertText("Credit", bodyCharFormat)
else:
cellCursor.insertText("Debit", bodyCharFormat)
cellCursor = table.cellAt(row, 2).firstCursorPosition()
cellCursor.setBlockFormat(rightBodyFormat)
format = bodyCharFormat
if amount < 0:
format = redBodyCharFormat
cellCursor.insertText("$ {0:,.2f}".format(float(amount)),
format)
row += 1
cursor.setPosition(mainFrame.lastPosition())
cursor.insertBlock(bodyFormat, bodyCharFormat)
cursor.insertText("We hope to continue doing business "
"with you,")
cursor.insertBlock(bodyFormat, bodyCharFormat)
cursor.insertText("Yours sincerely")
cursor.insertBlock(bodyFormat)
if page == len(self.statements):
cursor.insertBlock(bodyFormat, bodyCharFormat)
else:
cursor.insertBlock(lastParaBodyFormat, bodyCharFormat)
cursor.insertText("K. Longrey, Manager")
page += 1
document.print_(self.printer)
def interp(self):
self.reset()
curve = self.curveCombobox.currentText().strip()
if self.view is None:
return
if curve not in self.view.pointObjs or len(
self.view.pointObjs[curve]) < 2:
return
xs = []
ys = []
for item in self.view.pointObjs[curve]:
xs.append(item.pos().x())
ys.append(item.pos().y())
xs, ys = self.view.pointToCoord(xs, ys)
xmin = None
xmax = None
xstep = None
if self.minXTextBox.text().strip():
xmin = str2num(self.minXTextBox.text().strip())
self.view.proj.fitx[0] = xmin
if xmin is None:
xmin = min(xs)
if self.maxXTextBox.text().strip():
xmax = str2num(self.maxXTextBox.text().strip())
self.view.proj.fitx[1] = xmax
if xmax is None:
xmax = max(xs)
if self.stepXTextBox.text().strip():
xstep = str2num(self.stepXTextBox.text().strip())
self.view.proj.fitx[2] = xstep
if xstep is None:
xstep = (xmax - xmin) / 15
xnew = np.arange(xmin, xmax + xstep / 2, xstep)
degree = int(self.degreeComboBox.currentText())
self.view.proj.degree = degree
self.view.proj.precision = self.presicion
ynew = interp(xs, ys, xnew, degree)
xpos, ypos = self.view.coordToPoint(xnew, ynew)
for i in range(1, len(xpos)):
line = QGraphicsLineItem(xpos[i - 1], ypos[i - 1], xpos[i],
ypos[i])
line.setZValue(10)
line.setPen(QPen(Qt.yellow, 2, Qt.SolidLine))
self.interpCurveObjs.append(line)
self.view.scene.addItem(line)
self.minXTextBox.setText(str(xmin))
self.maxXTextBox.setText(str(xmax))
self.stepXTextBox.setText(str(xstep))
text = "interpolation points:\n\n"
self.outTextBox.setText(text)
cursor = QTextCursor(self.outTextBox.textCursor())
cursor.movePosition(QTextCursor.End) # move the end of documents
ttf = QTextTableFormat() # 创建表格对象格式
ttf.setCellPadding(2) # 单元格内文本和边框距离
ttf.setCellSpacing(0) # 单元格线宽
ttf.setAlignment(Qt.AlignLeft) # 表格对齐模式
ttf.setBorder(0.5)
# ttf.setColumnWidthConstraints(
# (QTextLength(QTextLength.PercentageLength, 50), QTextLength(QTextLength.PercentageLength, 50))) # 百分比定义列宽
ttf.setColumnWidthConstraints(
(QTextLength(QTextLength.FixedLength,
75), QTextLength(QTextLength.FixedLength,
75))) # 像素定义列宽
table = cursor.insertTable(len(xnew) + 1, 2, ttf)
table.cellAt(0, 0).firstCursorPosition().insertHtml("<b>x</b>")
table.cellAt(0, 1).firstCursorPosition().insertHtml("<b>y</b>")
for i in range(len(xnew)):
table.cellAt(i + 1, 0).firstCursorPosition().insertText(
str(round(xnew[i], self.presicion)))
table.cellAt(i + 1, 1).firstCursorPosition().insertText(
str(round(ynew[i], self.presicion)))
self.view.sigModified.emit(True)
