JKQtPlotter/README.md
2020-08-21 18:32:50 +02:00

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# JKQTPlotter - A Qt Plotting Library
This is an extensive library of function/data plotter classes for Qt (>= 5.0, tested with Qt up to 5.12).
This software is licensed under the term of the [GNU Lesser General Public License 2.1
(LGPL 2.1)](./LICENSE) or above.
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![EXAMPLES-Page](./screenshots/examplesbanner.png)
## Main Features
- 2D Plotter widget class (JKQTPlotter)
- high-quality plotting
- no other dependencies than Qt >= 5.0
- highly customizable axes/grids (linear/log, date/time, custom ticks ...)
- integrated LaTeX parser (pure C++, no dependencies) to render mathematical equations in axis labels, ticks, ...
- extensive user-interactions pre-programmed (several zooming modes, selecting regions, custom context menus, switch graph visibility, ...)
- full print and export (PDF,PNG,...) support with preview and parametrization out-the-box
- highly customizable look and feel
- supports the Qt layout system for graphs and allows to symchronize several graphs with each other
- centralized data management in an internal datastore:
- data organized by columns, can also represent image data (ropw-major)
- allows to reuse a column in several graphs
- access via Qt's model view framework
- external or internal datasets
- complete with GUI (table view)
- export capabilities (e.g. to CSV, SYLK, ...)
- C++ standard iterator interface
- statistics library (basic statistics, boxplots, histograms, kernel density estimates, regression analysis, polynomial fitting)
- large variety of graphs that can be added to a plot, e.g.:
- scatter-plots (also parametrized color/size/symbol by a third data-column)
- line graphs, step graphs, impulses
- filled curves
- barcharts (also stacked)
- extensive support for different styles of error indicators
- integrated mathematical function parser for function plots (with intelligent rendering algorithm)
- line/scatter graphs can also be based on C/C++ functions instead of data series (C++11 support!)
- statistical plots (e.g. boxplots)
- extensive library of image plots (inclusing different color-scale modes, RGBA-plots, overlays/masks)
- contour plots
- geometric forms/annotations
- can be easily extended by deriving a new graph from JKQTPPlotElement or JKQTPPlotObject
- optional: OpenCV, CImg interfaces
- CMake-based build system
- extensive set of [Examples/Tutorials](./examples/README.md)
- extensive doxygen-generated [Documentation](http://jkriege2.github.io/JKQtPlotter/index.html)
## [Documentation](http://jkriege2.github.io/JKQtPlotter/index.html)
A Documentation (auto-)generated with [doxygen](http://www.doxygen.nl/) from the trunk source code can be found here:
**[http://jkriege2.github.io/JKQTPlotter/index.html](http://jkriege2.github.io/JKQtPlotter/index.html)**
## [Examples](./examples/)
There is a [large set of usage examples (with explanations for each) and tutorials](./examples/) in the folder [`./examples/`](./examples).
All test-projects are Qt-projects that use qmake to build. You can load them into QtCreator easily.
## [Screenshots](./screenshots/)
The [Screenshots-page](./screenshots/) contains several screenshots, partly taken from the provided examples, but also from other software using this libarary (e.g. [QuickFit 3.0](https://github.com/jkriege2/QuickFit3))
[![EXAMPLES-Page](./screenshots/screenshotsbanner.png)](./screenshots/README.md)
## Building
[![Lates Release](https://img.shields.io/github/v/release/jkriege2/JKQtPlotter)](https://github.com/jkriege2/JKQtPlotter/releases)
JKQTPlotter contains two different build systems: A modern [CMake](https://cmake.org/)-based build and an older (and deprecated!) QMake-based build (which works out of the box with Qt 5.x). Both systems are explained in detail in http://jkriege2.github.io/JKQtPlotter/page_buildinstructions.html.
With [CMake](https://cmake.org/) you can easily build JKQTPlotter and all its examples, by calling something like:
```
$ mkdir build; cd build
$ cmake .. -G "<cmake_generator>" "-DCMAKE_PREFIX_PATH=<path_to_your_qt_sources>"
$ cmake --build . --config "Debug"
```