Upload files to 'UI'

UI/UI_math.py

@@ -61,3 +61,77 @@ def rectangle_overlap(rectangle1, rectangle2):
     
     
     return overlap
+    
+def rectangle_surround( win, name, target_pos, target_size, now_pos, now_size  ):
+    
+    # This function does surrounding operations. For example you have N amount
+    # of nodes selected. And you want to draw a rectangle arround all of them.
+    # for this you will have to find out the smallest of all values and biggest
+    # and so this is what this funtion is for.
+    
+    now_pos = now_pos.copy()
+    now_size = now_size.copy()
+    
+    # We are going to start by refrashing the current position of the rectangle
+    # for this we need to know whether at this frame there was a refresh already.
+    
+    if win.current["frame"] != win.surround["frame"]:# and win.current["frame"] % 2 == 0:
+        win.surround["frame"] = win.current["frame"]
+        win.surround["rects"] = []
+    
+    # Now let's see if a given name is in the data of those refrashed. 
+    
+    if name not in win.surround["rects"]:
+        target_pos[0] = now_pos[0]
+        target_pos[1] = now_pos[1]
+        target_size[0] = now_size[0]
+        target_size[1] = now_size[1]
+        
+        win.surround["rects"].append(name)
+        
+        # Now you maybe wondering why I would not just make the whole targer_size
+        # for example = [0,0]. And it because lists are linked from some other
+        # data. And I don't create new lists. But change the link lists.
+    
+    
+    
+    # Now let's do the checking and overwritting of all the rest of the data.
+     
+    if now_pos[0] < target_pos[0]:
+        target_size[0] += target_pos[0] - now_pos[0] 
+        target_pos[0] = now_pos[0]
+     
+    if now_pos[1] < target_pos[1]:
+        target_size[1] += target_pos[1] - now_pos[1] 
+        target_pos[1] = now_pos[1] 
+        
+    # Now the size. It's a bit trickier. But not too hard. We need to remember
+    # the the ultimate bottom, right point is a combintation of position and 
+    # size.
+    
+    
+    if now_pos[0] + now_size[0] > target_pos[0] + target_size[0]:
+        target_size[0] = now_size[0] + now_pos[0] - target_pos[0]
+    
+    if now_pos[1] + now_size[1] > target_pos[1] + target_size[1]:
+        target_size[1] = now_size[1] + now_pos[1] - target_pos[1]
+    
+def filter_arrows(win):
+    
+    # This function filters the arrow connections. I copied it from the
+    # Blender_Organizer's code. at py_data/modules/story_editor.py
+    
+    # Doing some clever magic I forgot the purpose of
+    for num, arrow in enumerate(win.story["arrows"]):
+        for num2, arrow2 in enumerate(win.story["arrows"]):
+            if arrow[0] == arrow2[0] or arrow[1] == arrow2[1]:
+                win.story["arrows"][num] = arrow2
+
+    # Removing doubles    
+    tmp = []
+    for i in win.story["arrows"]:
+        if i not in tmp:
+            tmp.append(i)
+    win.story["arrows"] = tmp
+    
+