PMAgg

A matplotlib GUI backend with interactive capabilities.

Introduction

PMAgg is a matplotlib backend with richer interactive capabilities, based on PySide2. It is currently integrated in the open source project Pyminer, as the default drawing interface, in order to achieve a drawing window similar to matlab.

Usage

import matplotlib
import numpy as np
import matplotlib.pyplot as plt
matplotlib.use('module://PMAgg') # switch to PMAgg backend
x=np.linspace(0,2*np.pi,100)
y=x*np.sin(x)
plt.plot(x,y)
plt.show()

Basic function

Right-click function: right-click on the curve, legend, text, rectangle, ellipse and other objects to delete the object or modify the style

save: Save the drawing in various image formats

setting: modify the axis, title, default font, grid, comment style selection

home: delete all additional elements, such as rectangles, notes, text, etc.

front/back: adjust back the graphics before and after panning

zoom/pan: select zoom and pan

rotate: 3D rotation, and six orientation views in toolbar 2

text: add text, support LaTeX formula

rect/oval: add rectangle and ellipse labels, display center coordinates and area, for measurement, etc.

annotation: add extra point annotations on the curve, you can make rich style modifications

grid: show or hide the grid

legend: show or hide the legend

colormap: modify the color style of the colorbar