added glyph text copy button, single button draw, configurable guide lines, initial dark theme

canvas.py

@@ -1,14 +1,15 @@
 import base64
 import tkinter
+import clipboard
 
 GRID_COLOR = "#808080"
-GRID_GUIDE_COLOR = (128, 128, 255)
+GRID_GUIDE_COLOR = "#51bbfe"
 
 class EditorCanvas(tkinter.Canvas):
     def __init__(self,project,*args,**kwargs):
         super().__init__(*args,**kwargs)
         self.project=project
-        self.grid_size = 32
+        self.grid_size = 64
         self.current_char=33
         self.current_char_pixels=[]
         self.current_char_modified=False
@@ -18,24 +19,32 @@ class EditorCanvas(tkinter.Canvas):
         self.prev_mouse_y=0
         self.view_x=0
         self.view_y=0
+        self.draw_color = 0
+        self.guide_pos = ()
+
+        self.bind("<Button-1>",self.handle_draw_start)
         self.bind("<B1-Motion>",self.handle_draw)
-        self.bind("<Button-1>",self.handle_draw)
+
         self.bind("<Button-2>",self.handle_move_start)
         self.bind("<B2-Motion>",self.handle_move)
-        self.bind("<Button-3>",self.handle_erase)
-        self.bind("<B3-Motion>",self.handle_erase)
 
+    def set_guide_pos(self, pos):
+        self.guide_pos = pos
+        self.draw()
 
     def draw(self):
         self.delete("all")
 
         # draw grid
         for x in range(self.project.char_res[0] + 1):
-            x = x * self.grid_size+self.view_x
+            x = x * self.grid_size + self.view_x
             self.create_line((x,self.view_y),(x,self.view_y+self.height),width=1,fill=GRID_COLOR)
+
         for y in range(self.project.char_res[1] + 1):
-            y = y * self.grid_size+self.view_y
-            self.create_line((self.view_x,y),(self.view_x+self.width,y),width=1,fill=GRID_COLOR)
+            temp_color = GRID_GUIDE_COLOR if y in self.guide_pos else GRID_COLOR
+
+            y = y * self.grid_size + self.view_y
+            self.create_line((self.view_x,y),(self.view_x+self.width,y),width=1,fill=temp_color)
 
         if self.project.does_char_exist(self.current_char) or self.current_char_modified:
             for i in range(len(self.current_char_pixels)):
@@ -48,13 +57,22 @@ class EditorCanvas(tkinter.Canvas):
             self.create_line((self.view_x+self.width,self.view_y),(self.view_x,self.view_y+self.height),width=3,fill="red")
 
 
-    def handle_draw(self,event):
-        pixel_pos=self.cursor_pos_to_pixel((event.x,event.y))
+    def handle_draw_start(self,event):
+        pixel_pos = self.cursor_pos_to_pixel((event.x,event.y))
         if not pixel_pos:
             return
-        self.current_char_modified=True
-        self.project.modified=True
-        self.current_char_pixels[pixel_pos[0]*self.project.char_res[1]+pixel_pos[1]]=1
+        self.draw_color = 1 - self.current_char_pixels[pixel_pos[0]*self.project.char_res[1]+pixel_pos[1]]
+
+        self.handle_draw(event)
+
+
+    def handle_draw(self,event):
+        pixel_pos = self.cursor_pos_to_pixel((event.x,event.y))
+        if not pixel_pos:
+            return
+        self.current_char_modified = True
+        self.project.modified = True
+        self.current_char_pixels[pixel_pos[0]*self.project.char_res[1]+pixel_pos[1]] = self.draw_color
         self.draw()
 
 
@@ -71,16 +89,6 @@ class EditorCanvas(tkinter.Canvas):
         self.draw()
 
 
-    def handle_erase(self,event):
-        pixel_pos=self.cursor_pos_to_pixel((event.x,event.y))
-        if not pixel_pos:
-            return
-        self.current_char_modified=True
-        self.project.modified=True
-        self.current_char_pixels[pixel_pos[0]*self.project.char_res[1]+pixel_pos[1]]=0
-        self.draw()
-
-
     def zoom_by(self,amount):
         self.grid_size+=amount
         if self.grid_size<12:
@@ -171,3 +179,5 @@ class EditorCanvas(tkinter.Canvas):
         self.current_char_pixels=[0 for _ in range(self.project.char_res[0]*self.project.char_res[1])]
         self.load_char()
 
+    def copy_char(self):
+        clipboard.copy(chr(self.current_char))