.. _pylab_examples-patheffect_demo: pylab_examples example code: patheffect_demo.py =============================================== .. plot:: /home/tcaswell/src/p/matplotlib/doc/mpl_examples/pylab_examples/patheffect_demo.py :: import matplotlib.pyplot as plt import matplotlib.patheffects as PathEffects import numpy as np if 1: plt.figure(1, figsize=(8, 3)) ax1 = plt.subplot(131) ax1.imshow([[1, 2], [2, 3]]) txt = ax1.annotate("test", (1., 1.), (0., 0), arrowprops=dict(arrowstyle="->", connectionstyle="angle3", lw=2), size=20, ha="center", path_effects=[PathEffects.withStroke(linewidth=3, foreground="w")]) txt.arrow_patch.set_path_effects([ PathEffects.Stroke(linewidth=5, foreground="w"), PathEffects.Normal()]) ax1.grid(True, linestyle="-") pe = [PathEffects.withStroke(linewidth=3, foreground="w")] for l in ax1.get_xgridlines() + ax1.get_ygridlines(): l.set_path_effects(pe) ax2 = plt.subplot(132) arr = np.arange(25).reshape((5, 5)) ax2.imshow(arr) cntr = ax2.contour(arr, colors="k") plt.setp(cntr.collections, path_effects=[ PathEffects.withStroke(linewidth=3, foreground="w")]) clbls = ax2.clabel(cntr, fmt="%2.0f", use_clabeltext=True) plt.setp(clbls, path_effects=[ PathEffects.withStroke(linewidth=3, foreground="w")]) # shadow as a path effect ax3 = plt.subplot(133) p1, = ax3.plot([0, 1], [0, 1]) leg = ax3.legend([p1], ["Line 1"], fancybox=True, loc=2) leg.legendPatch.set_path_effects([PathEffects.withSimplePatchShadow()]) plt.show() Keywords: python, matplotlib, pylab, example, codex (see :ref:`how-to-search-examples`)