shadows & roundrects

Author: ladyada

adafruit_button.py

@@ -7,9 +7,13 @@
 class Button():
     RECT = const(0)
     ROUNDRECT = const(1)
+    SHADOWRECT = const(2)
+    SHADOWROUNDRECT = const(3)
     def __init__(self, *, x, y, width, height, style=RECT,
-                 fill_color=None, outline_color=0x808080,
-                 label=None, label_font=None, label_color=0x808080):
+                 fill_color=0xFFFFFF, outline_color=0x0,
+                 label=None, label_font=None, label_color=0x0,
+                 selected_fill=None, selected_outline=None,
+                 selected_label=None):
         self.x = x
         self.y = y
         self.width = width
@@ -19,8 +23,25 @@ def __init__(self, *, x, y, width, height, style=RECT,
         self.group = displayio.Group()
 
         if outline_color or fill_color:
-            self.body = Rect(x, y, width, height,
-                             fill=fill_color, outline=outline_color)
+            self.body = self.shadow = None
+            if style == RECT:
+                self.body = Rect(x, y, width, height,
+                                 fill=fill_color, outline=outline_color)
+            elif style == ROUNDRECT:
+                self.body = RoundRect(x, y, width, height, r=10,
+                                      fill=fill_color, outline=outline_color)
+            elif style == SHADOWRECT:
+                self.shadow = Rect(x+2, y+2, width-2, height-2,
+                                   fill=outline_color)
+                self.body = Rect(x, y, width-2, height-2,
+                                 fill=fill_color, outline=outline_color)
+            elif style == SHADOWROUNDRECT:
+                self.shadow = RoundRect(x+2, y+2, width-2, height-2, r=10,
+                                   fill=outline_color)
+                self.body = RoundRect(x, y, width-2, height-2, r=10,
+                                 fill=fill_color, outline=outline_color)
+            if self.shadow:
+                self.group.append(self.shadow)
             self.group.append(self.body)
 
         if label:   # button with text label
@@ -41,5 +62,14 @@ def __init__(self, *, x, y, width, height, style=RECT,
             #self.bodyshape = displayio.Shape(width, height)
             #self.group.append(self.bodyshape)
         """
+
+    @property
+    def select(self):
+        return self._selected
+
+    @select.setter
+    def select(self, value):
+        self._selected = not self._selected
+
     def contains(self, point):
         return (self.x <= point[0] <= self.x+self.width) and (self.y <= point[1] <= self.y+self.height)