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authorChenxiong Qi <qcxhome@gmail.com>2022-12-08 18:47:13 +0800
committerHossein <hossein@libreoffice.org>2023-01-19 21:39:01 +0000
commit9753aa4a776af24c1bfb9cd41867ee2078438934 (patch)
tree0bd0518fd44333683df18a3d53ea4e1809a361aa /odk/examples/python/Spreadsheet
parent8d68c4e24ecf117f89d6af81cfbebc0cf6a6c039 (diff)
tdf#143123 Port some Spreadsheet Java examples to Python
Some examples inside odk/examples/java/Spreadsheet are ported to Python: ChartTypeChange.java -> ChartTypeChange.py EuroAdaption.java -> EuroAdaption.py SCalc.java -> SCalc.py Code format is checked with 'pycodestyle': pycodestyle --ignore=E501,E722 odk/examples/python/Spreadsheet/*.py Signed-off-by: Chenxiong Qi <qcxhome@gmail.com> Change-Id: If0631b5970faab6499cfea3eef559e003fad24d5 Reviewed-on: https://gerrit.libreoffice.org/c/core/+/143810 Tested-by: Jenkins Reviewed-by: Hossein <hossein@libreoffice.org>
Diffstat (limited to 'odk/examples/python/Spreadsheet')
-rw-r--r--odk/examples/python/Spreadsheet/ChartTypeChange.py101
-rw-r--r--odk/examples/python/Spreadsheet/EuroAdaption.py164
-rw-r--r--odk/examples/python/Spreadsheet/SCalc.py225
3 files changed, 490 insertions, 0 deletions
diff --git a/odk/examples/python/Spreadsheet/ChartTypeChange.py b/odk/examples/python/Spreadsheet/ChartTypeChange.py
new file mode 100644
index 000000000000..6ee2c31d6766
--- /dev/null
+++ b/odk/examples/python/Spreadsheet/ChartTypeChange.py
@@ -0,0 +1,101 @@
+# -*- tab-width: 4; indent-tabs-mode: nil; py-indent-offset: 4 -*-
+#
+# This file is part of the LibreOffice project.
+#
+# This Source Code Form is subject to the terms of the Mozilla Public
+# License, v. 2.0. If a copy of the MPL was not distributed with this
+# file, You can obtain one at http://mozilla.org/MPL/2.0/.
+#
+
+import sys
+import time
+import traceback
+from typing import Union
+
+import officehelper
+from com.sun.star.awt import Rectangle
+
+
+def main():
+ try:
+ remote_context = officehelper.bootstrap()
+ srv_mgr = remote_context.getServiceManager()
+ desktop = srv_mgr.createInstanceWithContext(
+ "com.sun.star.frame.Desktop", remote_context
+ )
+ doc = desktop.loadComponentFromURL("private:factory/scalc", "_blank", 0, tuple())
+ sheet = doc.Sheets[0]
+
+ cell_values = (
+ ("", "Jan", "Feb", "Mar", "Apr", "Mai"),
+ ("Profit", 12.3, 43.2, 5.1, 76, 56.8),
+ ("Rival in business", 12.2, 12.6, 17.7, 20.4, 100),
+ )
+
+ # Write the data into spreadsheet.
+ for row, row_data in enumerate(cell_values):
+ for column, cell_value in enumerate(row_data):
+ insert_into_cell(column, row, cell_value, sheet)
+
+ # Create a rectangle, which holds the size of the chart.
+ rect = Rectangle()
+ rect.X, rect.Y, rect.Width, rect.Height = 500, 3000, 25000, 11000
+
+ # Create the Unicode of the character for the column name.
+ char_rect = chr(65 + len(cell_values[0]) - 1)
+ # Get the cell range of the written values.
+ chart_cell_range = sheet[f"A1:{char_rect}{len(cell_values)}"]
+ # Create a table chart with all written values
+ chart_data_source = [chart_cell_range.RangeAddress]
+
+ sheet.Charts.addNewByName("Example", rect, chart_data_source, True, True)
+
+ # Get the newly created chart
+ table_chart = sheet.Charts["Example"]
+
+ # Change chart types one by one
+ chart_types = (
+ "com.sun.star.chart.LineDiagram",
+ "com.sun.star.chart.BarDiagram",
+ "com.sun.star.chart.PieDiagram",
+ "com.sun.star.chart.NetDiagram",
+ "com.sun.star.chart.XYDiagram",
+ "com.sun.star.chart.StockDiagram",
+ "com.sun.star.chart.AreaDiagram",
+ )
+ total = len(chart_types)
+
+ for i, type_name in enumerate(chart_types, start=1):
+ time.sleep(3)
+ print("Change chart type to:", f"[{i}/{total}]", type_name)
+ try:
+ chart_doc = table_chart.EmbeddedObject
+ chart_doc.Title.String = f"Chart Type: {type_name}"
+ diagram = chart_doc.createInstance(type_name)
+ diagram.Dim3D = False
+ chart_doc.Diagram = diagram
+ except Exception as e:
+ print(f"Fail to change chart type to {type_name}: {e}", file=sys.stderr)
+ traceback.print_exc()
+ except Exception as e:
+ print(f"Fail to change chart type: {e}", file=sys.stderr)
+ traceback.print_exc()
+
+
+def insert_into_cell(column: int, row: int, value: Union[str, float], sheet):
+ try:
+ cell = sheet[row, column]
+ except com.sun.star.lang.IndexOutOfBoundsException:
+ print("Could not get Cell", file=sys.stderr)
+ traceback.print_exc()
+ else:
+ if isinstance(value, str):
+ cell.String = value
+ else:
+ cell.Value = value
+
+
+if __name__ == "__main__":
+ main()
+
+# vim: set shiftwidth=4 softtabstop=4 expandtab:
diff --git a/odk/examples/python/Spreadsheet/EuroAdaption.py b/odk/examples/python/Spreadsheet/EuroAdaption.py
new file mode 100644
index 000000000000..dc3cbbfb47a3
--- /dev/null
+++ b/odk/examples/python/Spreadsheet/EuroAdaption.py
@@ -0,0 +1,164 @@
+# -*- tab-width: 4; indent-tabs-mode: nil; py-indent-offset: 4 -*-
+#
+# This file is part of the LibreOffice project.
+#
+# This Source Code Form is subject to the terms of the Mozilla Public
+# License, v. 2.0. If a copy of the MPL was not distributed with this
+# file, You can obtain one at http://mozilla.org/MPL/2.0/.
+#
+
+import sys
+import traceback
+
+import officehelper
+from com.sun.star.lang import Locale
+from com.sun.star.util import NumberFormat
+from com.sun.star.sheet import CellFlags
+
+
+def get_desktop():
+ desktop = None
+ try:
+ remote_context = officehelper.bootstrap()
+ srv_mgr = remote_context.getServiceManager()
+ if srv_mgr is None:
+ print("Can't create a desktop. No connection, no remote office servicemanager available!")
+ else:
+ desktop = srv_mgr.createInstanceWithContext("com.sun.star.frame.Desktop", remote_context)
+ except:
+ traceback.print_exc()
+ sys.exit(1)
+ return desktop
+
+
+def get_number_format_key(number_formats, format: str, language) -> int:
+ """Get number format key, create one if not exist yet.
+
+ :param number_formats: object managing number formats. It implements XNumberFormats interface.
+ :param str format: the number format.
+ :param language: language locale.
+ :type language: com.sun.star.lang.Locale
+ :return: key of the number format specific to the given language and format.
+ """
+ key = 0
+ try:
+ # Try to query the existing number format
+ if (key := number_formats.queryKey(format, language, True)) == -1:
+ # If not exist, create a new one
+ if (key := number_formats.addNew(format, language)) == -1:
+ key == 0
+ except:
+ traceback.print_exc()
+ return key
+
+
+def create_example_data(sheet, number_formats):
+ """Create example data with specific number format.
+
+ :param sheet: spreadsheet object. It implements XSpreadsheet interface.
+ :param number_formats: object managing number formats. It implements XNumberFormats interface.
+ """
+ try:
+ language = Locale()
+ language.Country = "de" # Germany -> DM
+ language.Language = "de" # German
+
+ # Numberformat string from DM
+ simple = "0 [$DM]"
+ number_format_key = get_number_format_key(number_formats, simple, language)
+
+ for counter in range(1, 10):
+ cell = sheet[1 + counter, 2]
+ cell.Value = float(counter * 2)
+ cell.NumberFormat = number_format_key
+ cell_range = sheet[counter + 1:counter + 2, 2:3]
+ cell_range.NumberFormat = number_format_key
+ except:
+ traceback.print_exc()
+
+
+def convert(sheet, number_formats, old_symbol: str, new_symbol: str, factor: float):
+ """Convert the currency
+
+ :param sheet: spreadsheet object. It implements XSpreadsheet interface.
+ :param number_formats: object managing number formats. It implements XNumberFormats interface.
+ :param str old_symbol: the old number format symbol.
+ :param str new_symbol: convert to this the new one.
+ :param float factor: conversion factor.
+ """
+ try:
+ language = Locale()
+ language.Country = "de" # Germany -> DM
+ language.Language = "de" # German
+
+ simple = f"0 [${new_symbol}]"
+ simple_key = get_number_format_key(number_formats, simple, language)
+
+ for cell_range in sheet.CellFormatRanges:
+ format = number_formats.getByKey(cell_range.NumberFormat)
+ format_type = format.Type
+ currency_symbol = format.CurrencySymbol
+ if format_type & NumberFormat.CURRENCY and currency_symbol == old_symbol:
+ thousands_sep = format.ThousandsSeparator
+ negative_red = format.NegativeRed
+ decimals = format.Decimals
+ leading_zeros = format.LeadingZeros
+ locale = format.Locale
+ # create a new numberformat string
+ new_number_format = number_formats.generateFormat(
+ simple_key, locale, thousands_sep, negative_red, decimals, leading_zeros
+ )
+ # get the NumberKey from the numberformat
+ new_number_format_key = get_number_format_key(number_formats, new_number_format, locale)
+ # set the new numberformat to the cellrange DM->EUR
+ cell_range.NumberFormat = new_number_format_key
+
+ # iterate over all cells from the cellrange with a
+ # content and use the DM/EUR factor
+ sheet_cell_ranges = cell_range.queryContentCells(CellFlags.VALUE)
+ if sheet_cell_ranges.getCount() > 0:
+ for cell in sheet_cell_ranges.getCells():
+ cell.Value = cell.Value / factor
+ except:
+ traceback.print_exc()
+
+
+def main():
+ desktop = get_desktop()
+ if desktop is None:
+ return
+
+ try:
+ doc = desktop.loadComponentFromURL("private:factory/scalc", "_blank", 0, tuple())
+ print("Create a new Spreadsheet")
+ except:
+ traceback.print_exc()
+ return
+
+ # the Action Interface provides methods to hide actions,
+ # like inserting data, on a sheet, that increase the performance
+ doc.addActionLock()
+
+ try:
+ sheet = doc.Sheets[0]
+ except:
+ traceback.print_exc()
+ return
+
+ # insert some example data in a sheet
+ create_example_data(sheet, doc.NumberFormats)
+ print("Insert example data and use the number format with the currency 'DM'")
+
+ # Change the currency from the cells from DM to Euro
+ convert(sheet, doc.NumberFormats, "DM", "EUR", 1.95583)
+ print("Change the number format to EUR and divide the values with the factor 1.95583")
+
+ # remove all locks, the user see all changes
+ doc.removeActionLock()
+ print("done")
+
+
+if __name__ == "__main__":
+ main()
+
+# vim: set shiftwidth=4 softtabstop=4 expandtab:
diff --git a/odk/examples/python/Spreadsheet/SCalc.py b/odk/examples/python/Spreadsheet/SCalc.py
new file mode 100644
index 000000000000..c016b96ef12d
--- /dev/null
+++ b/odk/examples/python/Spreadsheet/SCalc.py
@@ -0,0 +1,225 @@
+# -*- tab-width: 4; indent-tabs-mode: nil; py-indent-offset: 4 -*-
+#
+# This file is part of the LibreOffice project.
+#
+# This Source Code Form is subject to the terms of the Mozilla Public
+# License, v. 2.0. If a copy of the MPL was not distributed with this
+# file, You can obtain one at http://mozilla.org/MPL/2.0/.
+#
+
+import sys
+import time
+import traceback
+
+import officehelper
+from com.sun.star.awt import Rectangle
+
+"""
+Step 1: get the remote component context from the office
+Step 2: open an empty calc document
+Step 3: create cell styles
+Step 4: get the sheet an insert some data
+Step 5: apply the created cell styles
+Step 6: insert a 3D Chart
+"""
+
+
+def main():
+ # oooooooooooooooooooooooooooStep 1oooooooooooooooooooooooooooooooooooooooooo
+ # call UNO bootstrap method and get the remote component context form
+ # the a running office (office will be started if necessary)
+ try:
+ remote_context = officehelper.bootstrap()
+ print("Connected to a running office ...")
+ srv_mgr = remote_context.getServiceManager()
+ desktop = srv_mgr.createInstanceWithContext(
+ "com.sun.star.frame.Desktop", remote_context
+ )
+ except:
+ traceback.print_exc()
+ sys.exit(1)
+
+ # oooooooooooooooooooooooooooStep 2oooooooooooooooooooooooooooooooooooooooooo
+ # open an empty document. In this case it's a calc document.
+ # For this purpose an instance of com.sun.star.frame.Desktop
+ # is created. The desktop provides the XComponentLoader interface,
+ # which is used to open the document via loadComponentFromURL
+ print("Opening an empty Calc document")
+ doc_url = "private:factory/scalc"
+ try:
+ doc = desktop.loadComponentFromURL(doc_url, "_blank", 0, tuple())
+ except:
+ traceback.print_exc()
+ return
+
+ # oooooooooooooooooooooooooooStep 3oooooooooooooooooooooooooooooooooooooooooo
+ # create cell styles.
+ # For this purpose get the StyleFamiliesSupplier and the family CellStyle.
+ # Create an instance of com.sun.star.style.CellStyle and add it to the family.
+ # Now change some properties
+
+ try:
+ cell_styles = doc.StyleFamilies["CellStyles"]
+ cell_style = doc.createInstance("com.sun.star.style.CellStyle")
+ cell_styles["My Style"] = cell_style
+ cell_style.IsCellBackgroundTransparent = False
+ cell_style.CellBackColor = 6710932
+ cell_style.CharColor = 16777215
+ cell_style = doc.createInstance("com.sun.star.style.CellStyle")
+ cell_styles["My Style2"] = cell_style
+ cell_style.IsCellBackgroundTransparent = False
+ cell_style.CellBackColor = 13421823
+ except:
+ traceback.print_exc()
+
+ # oooooooooooooooooooooooooooStep 4oooooooooooooooooooooooooooooooooooooooooo
+ # get the sheet an insert some data.
+ # Get the sheets from the document and then the first from this container.
+ # Now some data can be inserted. For this purpose get a Cell via
+ # getCellByPosition and insert into this cell via setValue() (for floats)
+ # or setFormula() for formulas and Strings.
+ # As a Python example, those calls are made in equivalent Pythonic ways.
+
+ print("Getting spreadsheet")
+ try:
+ sheet = doc.Sheets[0]
+ except Exception as e:
+ print(f"Couldn't get Sheet: {e}")
+ traceback.print_exc()
+ sys.exit(1)
+
+ print("Creating the Header")
+
+ insert_into_cell(1, 0, "JAN", sheet, "")
+ insert_into_cell(2, 0, "FEB", sheet, "")
+ insert_into_cell(3, 0, "MAR", sheet, "")
+ insert_into_cell(4, 0, "APR", sheet, "")
+ insert_into_cell(5, 0, "MAI", sheet, "")
+ insert_into_cell(6, 0, "JUN", sheet, "")
+ insert_into_cell(7, 0, "JUL", sheet, "")
+ insert_into_cell(8, 0, "AUG", sheet, "")
+ insert_into_cell(9, 0, "SEP", sheet, "")
+ insert_into_cell(10, 0, "OCT", sheet, "")
+ insert_into_cell(11, 0, "NOV", sheet, "")
+ insert_into_cell(12, 0, "DEC", sheet, "")
+ insert_into_cell(13, 0, "SUM", sheet, "")
+
+ print("Fill the lines")
+
+ insert_into_cell(0, 1, "Smith", sheet, "")
+ insert_into_cell(1, 1, "42", sheet, "V")
+ insert_into_cell(2, 1, "58.9", sheet, "V")
+ insert_into_cell(3, 1, "-66.5", sheet, "V")
+ insert_into_cell(4, 1, "43.4", sheet, "V")
+ insert_into_cell(5, 1, "44.5", sheet, "V")
+ insert_into_cell(6, 1, "45.3", sheet, "V")
+ insert_into_cell(7, 1, "-67.3", sheet, "V")
+ insert_into_cell(8, 1, "30.5", sheet, "V")
+ insert_into_cell(9, 1, "23.2", sheet, "V")
+ insert_into_cell(10, 1, "-97.3", sheet, "V")
+ insert_into_cell(11, 1, "22.4", sheet, "V")
+ insert_into_cell(12, 1, "23.5", sheet, "V")
+ insert_into_cell(13, 1, "=SUM(B2:M2)", sheet, "")
+
+ insert_into_cell(0, 2, "Jones", sheet, "")
+ insert_into_cell(1, 2, "21", sheet, "V")
+ insert_into_cell(2, 2, "40.9", sheet, "V")
+ insert_into_cell(3, 2, "-57.5", sheet, "V")
+ insert_into_cell(4, 2, "-23.4", sheet, "V")
+ insert_into_cell(5, 2, "34.5", sheet, "V")
+ insert_into_cell(6, 2, "59.3", sheet, "V")
+ insert_into_cell(7, 2, "27.3", sheet, "V")
+ insert_into_cell(8, 2, "-38.5", sheet, "V")
+ insert_into_cell(9, 2, "43.2", sheet, "V")
+ insert_into_cell(10, 2, "57.3", sheet, "V")
+ insert_into_cell(11, 2, "25.4", sheet, "V")
+ insert_into_cell(12, 2, "28.5", sheet, "V")
+ insert_into_cell(13, 2, "=SUM(B3:M3)", sheet, "")
+
+ insert_into_cell(0, 3, "Brown", sheet, "")
+ insert_into_cell(1, 3, "31.45", sheet, "V")
+ insert_into_cell(2, 3, "-20.9", sheet, "V")
+ insert_into_cell(3, 3, "-117.5", sheet, "V")
+ insert_into_cell(4, 3, "23.4", sheet, "V")
+ insert_into_cell(5, 3, "-114.5", sheet, "V")
+ insert_into_cell(6, 3, "115.3", sheet, "V")
+ insert_into_cell(7, 3, "-171.3", sheet, "V")
+ insert_into_cell(8, 3, "89.5", sheet, "V")
+ insert_into_cell(9, 3, "41.2", sheet, "V")
+ insert_into_cell(10, 3, "71.3", sheet, "V")
+ insert_into_cell(11, 3, "25.4", sheet, "V")
+ insert_into_cell(12, 3, "38.5", sheet, "V")
+ insert_into_cell(13, 3, "=SUM(A4:L4)", sheet, "")
+
+ # oooooooooooooooooooooooooooStep 5oooooooooooooooooooooooooooooooooooooooooo
+ # apply the created cell style.
+ # For this purpose get the PropertySet of the Cell and change the
+ # property CellStyle to the appropriate value.
+
+ change_backcolor(1, 0, 13, 0, "My Style", sheet)
+ change_backcolor(0, 1, 0, 3, "My Style", sheet)
+ change_backcolor(1, 1, 13, 3, "My Style2", sheet)
+
+ # oooooooooooooooooooooooooooStep 6oooooooooooooooooooooooooooooooooooooooooo
+ # insert a 3D chart.
+ # get the CellRange which holds the data for the chart and its RangeAddress
+ # get the TableChartSupplier from the sheet and then the TableCharts from it.
+ # add a new chart based on the data to the TableCharts.
+ # get the ChartDocument, which provide the Diagram. Change the properties
+ # Dim3D (3 dimension) and String (the title) of the diagram.
+
+ rect = Rectangle()
+ rect.X, rect.Y, rect.Width, rect.Height = 500, 3000, 25000, 11000
+
+ print("Insert Chart")
+ data_range = (sheet["A1:N4"].RangeAddress,)
+ sheet.Charts.addNewByName("Example", rect, data_range, True, True)
+
+ # get the diagram and change some of the properties
+ try:
+ chart = sheet.Charts["Example"]
+ # chart object implements XEmbeddedObjectSupplier interface
+ diagram = chart.EmbeddedObject.Diagram
+ print("Change Diagram to 3D")
+ diagram.Dim3D = True
+
+ print("Change the title")
+ time.sleep(.2)
+ chart.EmbeddedObject.Title.String = "The new title"
+ except Exception as e:
+ print(f"Changing Properties failed: {e}", file=sys.stderr)
+ traceback.print_exc()
+
+ print("done")
+
+
+def insert_into_cell(column: int, row: int, value: str, sheet, flag: str):
+ try:
+ cell = sheet[row, column]
+ except com.sun.star.lang.IndexOutOfBoundsException:
+ print("Could not get Cell", file=sys.stderr)
+ traceback.print_exc()
+ else:
+ if flag == "V":
+ cell.Value = float(value)
+ else:
+ cell.Formula = value
+
+
+def change_backcolor(left: int, top: int, right: int, bottom: int, template: str, sheet):
+ try:
+ cell_range = sheet[top:bottom + 1, left:right + 1]
+ cell_range.CellStyle = template
+ except com.sun.star.lang.IndexOutOfBoundsException:
+ print("Could not get CellRange", file=sys.stderr)
+ traceback.print_exc()
+ except Exception as e:
+ print(f"Can't change colors chgbColor: {e}", file=sys.stderr)
+ traceback.print_exc()
+
+
+if __name__ == "__main__":
+ main()
+
+
+# vim: set shiftwidth=4 softtabstop=4 expandtab: