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anntzeranntzer
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Show box/arrowstyle parameters in reference examples.
This will allow later removing the table of values in the annotation tutorial. Also, draw things each in their axes and in axes coordinates, to simplify the code.
1 parent 450cdc6 commit d9219ff

2 files changed

Lines changed: 50 additions & 36 deletions

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‎examples/shapes_and_collections/fancybox_demo.py‎

Lines changed: 22 additions & 11 deletions
Original file line numberDiff line numberDiff line change
@@ -6,6 +6,8 @@
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The following examples show how to plot boxes with different visual properties.
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"""
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import inspect
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import matplotlib.pyplot as plt
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import matplotlib.transforms as mtransforms
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import matplotlib.patches as mpatch
@@ -15,17 +17,26 @@
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# First we'll show some sample boxes with fancybox.
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styles = mpatch.BoxStyle.get_styles()
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spacing = 1.2
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figheight = (spacing * len(styles) + .5)
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fig = plt.figure(figsize=(4 / 1.5, figheight / 1.5))
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fontsize = 0.3 * 72
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for i, stylename in enumerate(sorted(styles)):
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fig.text(0.5, (spacing * (len(styles) - i) - 0.5) / figheight, stylename,
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ha="center",
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size=fontsize,
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bbox=dict(boxstyle=stylename, fc="w", ec="k"))
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ncol = 2
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nrow = (len(styles) + 1) // ncol
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axs = (plt.figure(figsize=(3 * ncol, 1 + nrow))
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.add_gridspec(1 + nrow, ncol, wspace=.5).subplots())
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for ax in axs.flat:
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ax.set_axis_off()
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for ax in axs[0, :]:
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ax.text(.2, .5, "boxstyle",
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transform=ax.transAxes, size="large", color="tab:blue",
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horizontalalignment="right", verticalalignment="center")
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ax.text(.4, .5, "default parameters",
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transform=ax.transAxes,
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horizontalalignment="left", verticalalignment="center")
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for ax, (stylename, stylecls) in zip(axs[1:, :].T.flat, styles.items()):
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ax.text(.2, .5, stylename, bbox=dict(boxstyle=stylename, fc="w", ec="k"),
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transform=ax.transAxes, size="large", color="tab:blue",
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horizontalalignment="right", verticalalignment="center")
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ax.text(.4, .5, str(inspect.signature(stylecls))[1:-1].replace(", ", "\n"),
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transform=ax.transAxes,
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horizontalalignment="left", verticalalignment="center")
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###############################################################################

‎examples/text_labels_and_annotations/fancyarrow_demo.py‎

Lines changed: 28 additions & 25 deletions
Original file line numberDiff line numberDiff line change
@@ -6,38 +6,41 @@
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Overview of the arrow styles available in `~.Axes.annotate`.
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"""
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import inspect
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import matplotlib.patches as mpatches
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import matplotlib.pyplot as plt
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styles = mpatches.ArrowStyle.get_styles()
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ncol = 2
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nrow = (len(styles) + 1) // ncol
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figheight = (nrow + 0.5)
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fig = plt.figure(figsize=(4 * ncol / 1.5, figheight / 1.5))
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fontsize = 0.2 * 70
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ax = fig.add_axes([0, 0, 1, 1], frameon=False)
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ax.set(xlim=(0, 4 * ncol), ylim=(0, figheight))
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for i, (stylename, styleclass) in enumerate(styles.items()):
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x = 3.2 + (i // nrow) * 4
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y = (figheight - 0.7 - i % nrow) # /figheight
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p = mpatches.Circle((x, y), 0.2)
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ax.add_patch(p)
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ax.annotate(stylename, (x, y),
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(x - 1.2, y),
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ha="right", va="center",
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size=fontsize,
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arrowprops=dict(arrowstyle=stylename,
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patchB=p,
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shrinkA=5,
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shrinkB=5,
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fc="k", ec="k",
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connectionstyle="arc3,rad=-0.05",
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),
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axs = (plt.figure(figsize=(4 * ncol, 1 + nrow))
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.add_gridspec(1 + nrow, ncol,
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wspace=.5, left=.1, right=.9, bottom=0, top=1).subplots())
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for ax in axs.flat:
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ax.set_axis_off()
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for ax in axs[0, :]:
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ax.text(0, .5, "arrowstyle",
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transform=ax.transAxes, size="large", color="tab:blue",
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horizontalalignment="center", verticalalignment="center")
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ax.text(.5, .5, "default parameters",
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transform=ax.transAxes,
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horizontalalignment="left", verticalalignment="center")
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for ax, (stylename, stylecls) in zip(axs[1:, :].T.flat, styles.items()):
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l, = ax.plot(.35, .5, "ok", transform=ax.transAxes)
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ax.annotate(stylename, (.35, .5), (0, .5),
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xycoords="axes fraction", textcoords="axes fraction",
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size="large", color="tab:blue",
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horizontalalignment="center", verticalalignment="center",
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arrowprops=dict(
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arrowstyle=stylename, connectionstyle="arc3,rad=-0.05",
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color="k", shrinkA=5, shrinkB=5, patchB=l,
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),
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bbox=dict(boxstyle="square", fc="w"))
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ax.text(.5, .5,
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str(inspect.signature(stylecls))[1:-1].replace(", ", "\n"),
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transform=ax.transAxes,
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horizontalalignment="left", verticalalignment="center")
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plt.show()
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