Initial commit

buttonClass.py

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+## Create the general button class
+
+# IMPORTS
+from graphics import *
+from Image import PIL
+
+class Button:
+
+    """A button is a labeled rectangle in a window.
+    It is activated or deactivated with the activate()
+    and deactivate() methods. The clicked(p) method
+    returns true if the button is active and p is inside it."""
+
+    def __init__(self, win, center, width, height, color, label):
+        """ Creates a rectangular button, eg:
+        qb = Button(myWin, Point(30,25), 20, 10, 'Quit') """ 
+
+        self.color = color
+        self.outline = 'black'
+
+        w,h = width/2.0, height/2.0
+        x,y = center.getX(), center.getY()
+        self.xmax, self.xmin = x+w, x-w
+        self.ymax, self.ymin = y+h, y-h
+        p1 = Point(self.xmin, self.ymin)
+        p2 = Point(self.xmax, self.ymax)
+
+        self.rect = Rectangle(p1,p2)
+        self.rect.draw(win)
+
+        self.label = Text(center, label)
+
+        self.label.draw(win)
+        self.activate()
+
+
+    def inside(self, p):
+        """RETURNS ture if click in inside button"""
+        return self.active and \
+               self.xmin <= p.getX() <= self.xmax and \
+               self.ymin <= p.getY() <= self.ymax
+
+
+    def clicked(self, p):
+        """ RETURNS true if button active and p(clickpoint -> win.getMouse()) is inside"""
+        if self.inside(p):
+            self.rect.setOutline('yellow')
+            self.outline = 'yellow'
+            return True
+        else:
+            return False
+
+    def getLabel(self):
+        """RETURNS the label string of this button."""
+        return self.label.getText()
+
+    def activate(self):
+        """Sets this button to 'active'."""
+        self.rect.setFill(self.color)
+        self.rect.setOutline('black')
+        self.outline = 'black'
+        self.rect.setWidth(2)
+        self.active = 1
+
+    def deactivate(self):
+        """Sets this button to 'inactive'."""
+        self.rect.setFill('lightgrey')
+        self.rect.setOutline('black')
+        self.outline = 'black'
+        self.rect.setWidth(1)
+        self.active = 0
+
+    def getOutlineColor(self):
+        """Returns outline color"""
+        return self.outline
+
+    def setBoldText(self):
+        """Set the button label bold"""
+        self.label.setStyle('bold')
+
+    def setSizeText(self, size):
+        """Set the size of the label"""
+        self.label.setSize(size)
+
+
+