# guiqwt

Based on PythonQwt (plotting widgets for Qt graphical user interfaces) and on the scientific modules NumPy and SciPy, guiqwt is a Python library providing efficient 2D data-plotting features (curve/image visualization and related tools) for interactive computing and signal/image processing application development.

External resources:

  - Python Package Index: PyPI

  - Bug reports and feature requests: GitHub

  - Help, support and discussions around the project: GoogleGroup

Note

Windows users may download the `CHM Manual`.

After downloading this file, you may see blank pages in the documentation. That’s because Windows is blocking CHM files for security reasons. Fixing this problem is easy:

> - Right-click the CHM file, select properties, then click “Unblock”.

> - Or compress the CHM file into a zip archive and decompress it in another directory.

> - Do not open the CHM file on a network drive.

Contents:

- Overview
  - Performances
  - Features
  - How it works
- Installation
  - Dependencies
  - Installation
  - Help and support
- Migrating from version 2 to version 4
  - Examples
- Examples
  - The test launcher
  - Curve plotting
  - Curve fitting
  - Image visualization
  - Histograms
  - Other examples
- Sift, the Signal and Image Filtering Tool
- Making executable Windows programs
  - Example
- Reference
  - guiqwt.panels
  - guiqwt.signals
  - guiqwt.baseplot
  - guiqwt.curve
  - guiqwt.image
  - guiqwt.annotations
  - guiqwt.shapes
  - guiqwt.label
  - guiqwt.tools
  - guiqwt.styles
  - guiqwt.io
  - resizedialog
- How to contribute
  - Coding guidelines

Indices and tables:

- Index

- Search Page