matplotlib get padding from bbox
import matplotlib matplotlib.rc('text',usetex=True) import matplotlib.pyplot as plt from matplotlib.patches import Rectangle import numpy as np text = '\\begin{tabular}{|c|c|}\\hline1&2\\\\\\hline3&4\\\\\\hline\\end{tabular}' fig, ax = plt.subplots(1) img = ax.imshow(np.zeros((10,10)), cmap=plt.cm.gray) txt = ax.text( 4.5, 4.5, text, fontsize=24, ha='center', va='center', bbox=dict(alpha=0)) fig.canvas.draw() bbox = txt.get_bbox_patch() xmin = bbox.get_window_extent().xmin xmax = bbox.get_window_extent().xmax ymin = bbox.get_window_extent().ymin ymax = bbox.get_window_extent().ymax xmin, ymin = fig.transFigure.inverted().transform((xmin, ymin)) xmax, ymax = fig.transFigure.inverted().transform((xmax, ymax)) dx = xmax-xmin dy = ymax-ymin # The bounding box vals can be tweaked manually here. rect = Rectangle((xmin-0.02,ymin-0.01), dx+0.04, dy+0.05, fc='w', transform=fig.transFigure) ax.add_patch(rect) fig.canvas.draw() ax.axis('off') plt.savefig('ok.png',bbox_inches='tight')
