From 38aaa3f0baed869ce619924f4523e5af5e685a9f Mon Sep 17 00:00:00 2001
From: m-guberina <gubi.guberina@gmail.com>
Date: Tue, 7 Nov 2023 13:55:36 +0100
Subject: [PATCH] added path drawing

---
 dmp/my_sol/.run_dmp.py.swp       | Bin 20480 -> 0 bytes
 drawing_gen/.draw_path.py.swp    | Bin 0 -> 12288 bytes
 drawing_gen/.example_draw.py.swp | Bin 0 -> 12288 bytes
 drawing_gen/draw_path.py         |  44 +++++++++++++++++++++++++++++++
 4 files changed, 44 insertions(+)
 delete mode 100644 dmp/my_sol/.run_dmp.py.swp
 create mode 100644 drawing_gen/.draw_path.py.swp
 create mode 100644 drawing_gen/.example_draw.py.swp
 create mode 100644 drawing_gen/draw_path.py

diff --git a/dmp/my_sol/.run_dmp.py.swp b/dmp/my_sol/.run_dmp.py.swp
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HcmV?d00001

diff --git a/drawing_gen/draw_path.py b/drawing_gen/draw_path.py
new file mode 100644
index 0000000..5e9e22c
--- /dev/null
+++ b/drawing_gen/draw_path.py
@@ -0,0 +1,44 @@
+import numpy as np
+import matplotlib.pyplot as plt
+# used for drawing
+# it's hacked from lasso where there's drawing
+from matplotlib.path import Path
+from matplotlib.widgets import LassoSelector
+
+
+class DrawPath:
+
+    def __init__(self, ax):
+        self.canvas = ax.figure.canvas
+        self.lasso = LassoSelector(ax, onselect=self.onselect)
+
+    def onselect(self, verts):
+        # verts is a list of tuples
+        self.path = np.array( [ [i[0], i[1]] for i in verts ] )
+        #self.canvas.draw_idle()
+
+    def disconnect(self):
+        self.lasso.disconnect_events()
+        self.canvas.draw_idle()
+
+
+if __name__ == '__main__':
+
+    subplot_kw = dict(xlim=(0, 1), ylim=(0, 1), autoscale_on=False)
+    fig, ax = plt.subplots(subplot_kw=subplot_kw)
+
+    selector = DrawPath(ax)
+
+    def accept(event):
+        if event.key == "enter":
+            print("path points:")
+            print(selector.path)
+            selector.disconnect()
+            ax.set_title("")
+            print("TODO: run clik on me")
+            exit()
+
+    fig.canvas.mpl_connect("key_press_event", accept)
+    ax.set_title("Press 'Enter' to accept drawn path.")
+
+    plt.show()
-- 
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