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digitizer of xy chart Digitizer of XY chart

Extract (X,Y) data from a scanned graph.

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Calc Extensions
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latest release: 2023-06-10 23:29:41

Description

Français Polski
You may have lost data of a chart, keeping only the chart. Or you may have a chart from a paper which does not give the data. By simply clicking on the picture, OOoDigitizer will calculate coordinates and give you (X,Y) data in your favorite spreadsheet. Just click on menu entry Tools > Add-on > OOoDigitizer, and follow this 4 steps:

  • Step 1. Load your picture of the chart (from image file 1. (PNG, JPG, GIF), or PDF file, or clipboard). You may also:
    • Resize
    • Crop
    • Rotate your picture
  • Step 2. Define axis scales:
    • XY or polar coordinates
    • linear or log scale
    • time or date for X axis
  • Step 3. Create a series, then click on the points of the chart. You may choose:
    • color and shape of the pointer
    • to display or not other series, axis, lines between points, the picture
    • size of the points and the lines
    • auto-digitizing via interpolation
  • Step 4. Save in your spreadsheet or CSV file:
    • one series per sheet/file
    • all series in the same sheet/file

How-To

French readers may follow this How-To.

Help wanted

This extension may be improved with translation in other languages (English, French and Polish localization available right now). If you can translate this extension in your own language, please let us know!

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Français : Numérisation de diagramme XY

Description du projet

Il vous est peut-être arrivé de perdre les données pour construire un graphe et de n'avoir plus qu'une sortie papier, ou de vouloir reconstruire un graphe à partir d'un document PDF. Par simples clics sur l'image, OOoDigitizer va calculer les coordonnées et vous finir les valeurs des données (X,Y) dans votre tableur préféré.Sélectionnez l'entrée du menu Outils > Add-on > OOoDigitizer et suivez ces quatre étapes :

  • Étape 1 : chargez l'image du diagramme soit à partir d'un fichier image (PNG, JPG, GIF) ou d'un fichier PDF, soit à partir du presse-papier. Vous pouvez de plus :
    • redimensionner
    • rogner
    • faire une rotation à l'image
  • Étape 2 : définissez les échelles des axes :
    • coordonnées cartésiennes XY ou polaires
    • échelles linéaires ou logarithmiques
    • échelle des absisses en heure ou en date
  • Étape 3 : créez une série, puis cliquez sur les points du diagramme. Vous pouvez choisir :
    • la couleur et la forme du pointeur
    • d'afficher ou non les autres séries, les axes, des lignes entre les points, l'image
    • la taille des points et des lignes
    • la détermination automatique de points supplémentaires par interpolation
  • Étape 4 : enregistrez dans votre classeur un fichier CSV :
    • une série par feuille/fichier
    • toutes les séries dans la même feuille/fichier

Tutoriel

Un tutoriel en français est disponible sur le forum.

Help wanted

This extension may be improved with translation in other languages (English, French and Polish localization available right now). If you can translate this extension in your own language, please let us know!

======================================

Polski

Opis projektu

Jeżeli posiadasz wykres lecz nie masz dostępu do danych z których on powstał wtedy rozszerzenie OOoDigitizer pozwoli Ci w prosty sposób te dane odzyskać. Program uruchamia się z menu menu: Narzędzia > Dodatki > OOoDigitizer. Odzyskiwanie danych przebiega w czterech krokach:

  1. Wczytanie rysunku wykresu (PNG, JPG, GIF lub plik PDF). Dostępne opcje edycji rysunku:
    • skalowanie
    • przycinanie
    • obracanie
  2. Zdefiniowanie osi wykresu:
    • współrzędne XY lub polarne
    • skala liniowa lub logarytmiczna
    • czas lub data na osi X
  3. Odzyskanie wybranych serii danych. Dostępne opcje:
    • kolor i kształt wskaźnika myszy
    • wyświetlanie: poszczególnych serii, osi, linii pomiędzy punktami, rysunku
    • rozmiar punktów, grubość linii
    • auto-digitizacja przy użyciu interpolacji
  4. Zapisanie odzyskanych danych do arkusza Calc lub do pliku CSV:
    • jedna seria na arkusz/plik
    • wszystkie serie w tym samym arkuszu/pliki

Praktyczny poradnik

French readers may follow this How-To.

Help wanted

This extension may be improved with translation in other languages (English, French and Polish localization available right now). If you can translate this extension in your own language, please let us know!

Contributors: jumbo444

Release Description Compatibility Operating Systems License Release notes Updated  
1.1.0 Totally new version:
<ul><li>new UI
<li>Java coded
<li>PDF or clipboard import
<li> time and date X-axis
<li>...</ul>
3.3 A lot of new features:

import from PDF files or clipboard
time or date X-axis
polar coordinates
digitize many series at once
save data as CSV file
crop, rotate, save an image
improvement of user interface:

real window (not a dialog)
draw points and/or lines and/or axis
change point size, line width, cursor's shape, cursor's color
scales GUI: font, width, height
2020-03-05 22:52:46 Download
1.1.3 Correct a bug preventing OOoD working in Russian environment 3.3 2020-03-05 22:52:45 Download
1.1.0 Totally new version:
<ul><li>new UI
<li>Java coded
<li>PDF or clipboard import
<li> time and date X-axis
<li>...</ul>
3.3 A lot of new features:

import from PDF files or clipboard
time or date X-axis
polar coordinates
digitize many series at once
save data as CSV file
crop, rotate, save an image
improvement of user interface:

real window (not a dialog)
draw points and/or lines and/or axis
change point size, line width, cursor's shape, cursor's color
scales GUI: font, width, height
2020-03-05 22:52:45 Download
1.2.1 Some new features
3.3 New features:

new entries in menu "Draw" and "Settings"
"jar" standalone version and "oxt" either
a config-file keeps last used directories paths
2020-03-05 22:52:44 Download
1.1.3 Correct a bug preventing OOoD working in Russian environment 3.3 2020-03-05 22:52:44 Download
1.1.2 Correct small bug with config file. 3.3 - solve problem if config file is deleted - display more information about config file 2020-03-05 22:52:43 Download
1.1.2 Correct small bug with config file. 3.3 - solve problem if config file is deleted - display more information about config file 2020-03-05 22:52:43 Download
1.2.1 Some new features
3.3 New features:

new entries in menu "Draw" and "Settings"
"jar" standalone version and "oxt" either
a config-file keeps last used directories paths
2020-03-05 22:52:43 Download
1.2.1 Some new features
3.3 New features:

new entries in menu "Draw" and "Settings"
"jar" standalone version and "oxt" either
a config-file keeps last used directories paths
2020-03-05 22:52:43 Download
0.3.1 Same version as on OOo extension website 3.3 2020-03-05 22:52:42 Download
Show more

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Reviews

  • S. Pauly Dec 7, 2020, 8:56 PM (4 years ago)

    ☆ ☆ ☆ ☆ ☆

    Installation not possible in LO 6.3.6.2 and higher and 6.3.x also before.

    Last going version of LO is 6.2.8.2 by my test

  • S. Pauly Dec 2, 2020, 12:18 AM (4 years ago)

    ★ ★ ★ ☆ ☆

    Installation not possible in LO 6.4.7.2 and higher and perhaps also before.

  • Aidan Karley Oct 16, 2020, 4:45 AM (4 years ago)

    ☆ ☆ ☆ ☆ ☆

    Works great - I've had to use more unfriendly and ineffective solutions that cost hundreds of dollars (on top of an expensive scanner!) back in the days of DOS, and that was a nightmare.
    Permanent addition to my toolbox.

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