Add preparations

Adds functions.md

functions.md

@@ -7,58 +7,58 @@ _This project seeks to develop a GUI enabling users to interactively create and
 
 ## **Functions List**
 
-- 'set_img_path'
+- `set_img_path`
     - Takes the path to the image as input.
     - Sets self.path.
     - Is triggered on button click.
 
-- 'load_img'
+- `load_img`
     - Takes self.path as input.
     - Displays the input image on the GUI.
     - Is triggered on button click.
 
-- 'start_edit'
+- `start_edit`
     - Takes no input.
     - Sets self.editEnabled to true.
     - Is triggered on button click.
 
-- 'calc_gradients'
+- `calc_gradients`
     - Takes self.path as input.
     - Calculates gradients in input image and saves as self.gradient
-    - Is triggered by 'load_img'.
+    - Is triggered by `load_img`.
 
-- 'set_point'
+- `set_point`
     - Takes no input.
     - Creates a point of the spline on the image when the users clicks left clicks.
     - Adds the point to self.points.
 
-- 'remove_point'
+- `remove_point`
     - Takes no input.
     - Removes the point the user is hovering over when the user right clicks.
     - Removes the point from self.points.
 
-- 'update_alpha'
+- `update_alpha`
     - Updates self.alpha.
     - Is triggered by slider.
 
-- 'update_beta'
+- `update_beta`
     - Updates self.beta.
     - Is triggered by slider.
 
-- 'active_contour'
+- `active_contour`
     - Takes self.points, self.gradient, self.alpha and self.beta as inputs.
     - Performs active contour for finding the curve.
     - Displays the found _snake_.
 
-- 'set_export_path'
+- `set_export_path`
     - Sets self.exportPath to the path chosen (by GUI-popup?) by the user.
 
-- 'export_line'
+- `export_line`
     - Takes self.exportPath as input.
     - Creats a new np-array file on the chosen path containing the found snake.
 
 
-## 📎 **Notes**
+## **Notes**
 _This is only a rough first draft/overview of the functions needed for the project._
 
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