Merge branch 'master' of https://github.com/PythonCHB/wxPythonDemos

Author: ChrisBarker-NOAA

AutoSizeBitmap.py

@@ -5,54 +5,83 @@
 
 Example for how to have a bitmap autosize itself in wxPython
 """
-
+import math
 import wx
-print "using wxPython version:", wx.__version__
+
+KEEP_ASPECT_RATIO = True
+
+
+class AutoSizeFrame(wx.Frame):
+    def __init__(self, image, *args, **kwargs):
+        wx.Frame.__init__(self, *args, **kwargs)
+
+        self.aspect_ratio = float(image.Width) / float(image.Height)
+        self.canvas = AutoSizeBitmap(image, self)
+        self.canvas.SetSize((300, 400))
+
+        self.Bind(wx.EVT_SIZE, self.OnSize)
+
+        self.Fit()
+        self.Show()
+
+    def OnSize(self, evt=None):
+        size = self.Size
+        if (size[0] > 0 and size[1] > 0):
+            width, height = size
+            if KEEP_ASPECT_RATIO:
+                total_size = width * height
+                height = int(math.sqrt(total_size / self.aspect_ratio))
+                width = int(total_size / height)
+                # resize window on the fly to keep the aspect ratio
+                self.SetSize((width, height))
+            self.canvas.SetSize((width, height))
+
 
 class AutoSizeBitmap(wx.Window):
     """
     A subclass of wx.Window that will hold an image (much like a StaticBitmap),
     but re-size it to fit the current size of the Window
-"   """    
-    def __init__(self, parent, image, *args, **kwargs):
+   """
+    def __init__(self, image, *args, **kwargs):
         """
         initialize an AutoSizeBitmap
-        
+
         :param parent: parent Window for this window
         :param image: a wx.Image that you want to display
-        """        
-        wx.Window.__init__(self, parent, *args, **kwargs)
+        """
+        wx.Window.__init__(self, *args, **kwargs)
 
         self.orig_image = image
         self.bitmap = None
-    
+        self.prev_size = self.Size
+
         self.Bind(wx.EVT_SIZE, self.OnSize)
         self.Bind(wx.EVT_PAINT, self.OnPaint)
 
     def OnSize(self, evt=None):
-        img = self.orig_image.Copy()
-        img.Rescale(*self.Size)
-        self.bitmap = wx.BitmapFromImage(img)
-        self.Refresh()
+        size = self.Size
+        if size[0] > 0 and size[1] > 0:
+            img = self.orig_image.Copy()
+            img.Rescale(*size)
+            self.bitmap = wx.BitmapFromImage(img)
+            self.Refresh()
 
     def OnPaint(self, evt=None):
         dc = wx.PaintDC(self)
         try:
-            dc.DrawBitmap(self.bitmap,0,0)
-        except ValueError: # in case bitmap has not yet been initialized
+            dc.DrawBitmap(self.bitmap, 0, 0)
+        except ValueError:  # in case bitmap has not yet been initialized
             pass
 
 if __name__ == "__main__":
     import sys
-    
-    try: 
+
+    try:
         filename = sys.argv[1]
     except:
         filename = "Images/cute_close_up.jpg"
     App = wx.App(False)
-    f = wx.Frame(None)
     img = wx.Image(filename)
-    b = AutoSizeBitmap(f, img)
-    f.Show()
+    f = AutoSizeFrame(img, None, size=(400, 600))
     App.MainLoop()
 

Jeopardy.py

@@ -7,15 +7,17 @@
 lets you run a simple game yourself, with questions and
 answers provided by you.
 
+NOTE: very much a work in progress!
+
 This code is in the public domain
 
   [email protected]
 
 """
 
-
 import wx
 
+
 class Question(object):
     """
     A class to hold each question, and data about it.
@@ -182,7 +184,6 @@ def Draw(self, dc):
         #     dc.DrawLine(x0, y0 + d*i, x0 + d*3, y0 + d*i)
         #     dc.DrawLine(x0 + d*i, y0, x0 + d*i, y0 + d*3)
 
-
     def OnPaint(self, event):
         dc = wx.BufferedPaintDC(self, self.buffer)
 
@@ -191,7 +192,7 @@ def OnLeftDown(self, e):
         grid = self.grid
         x, y = e.GetPositionTuple()
         i = x / grid.box_w
-        j = y / grid.box_h
+        j = y / grid.box_h - 1  # compensate for header
         if i >= 0 and i < grid.num_cat and j >= 0 and j < grid.num_ques:
             self.game.questions[i][j].answered = not self.game.questions[i][j].answered
             self.DrawNow()
@@ -378,92 +379,69 @@ def wrap_to_width(self):
 #        self.BoxHeight = BoxHeight
 #        self.CalcBoundingBox()
 
+    # def draw(self, DC):
+    #     for word in question:
+    #         pass
 
-    def draw(self, DC):
-        for word in question:
-            pass
-
-
-# class TestFrame(wx.Frame):
-#     def __init__(self, *args, **kwargs):
-#         wx.Frame.__init__(self, *args, **kwargs)
-
-#         self.Bind(wx.EVT_PAINT, self.OnPaint)
-#         #self.header = Header("This is a pretty long question that will need to wrap")
-
-#         #header.wrap_to_width
-#         #print header.question_lines
-
-#     def OnPaint(self, evt):
-#         dc = wx.PaintDC(self)
-#         #if self.header is not None:
-#         #    self.header.draw(dc)
-
-
-# if __name__ == '__main__':
-#     A = wx.App()
-#     F = TestFrame(None, title="test frame")
-#     F.Show()
-#     A.MainLoop()
 
 if __name__ == '__main__':
 
     catagories = [None for i in range(6)]
-    questions = [ [None for i in range(5)] for j in range(6) ]
-    ## test data:
+    questions = [[None for i in range(5)] for j in range(6)]
+
+    # test data:
 
     catagories[0] = "Household Pets"
-    questions[0][0] = Question("slobbery","what is a dog?", 100)
-    questions[0][1] = Question("cute an fuzzy","what is a cat?", 200)
-    questions[0][2] = Question("long and slithery","what is a snake?", 300)
-    questions[0][3] = Question("sometimes lives in a sewer","what is a rat?", 400)
-    questions[0][4] = Question("a reptile often mistaken for an amphibian","what is a turtle?", 500)
+    questions[0][0] = Question("slobbery", "what is a dog?", 100)
+    questions[0][1] = Question("cute and fuzzy", "what is a cat?", 200)
+    questions[0][2] = Question("long and slithery", "what is a snake?", 300)
+    questions[0][3] = Question("sometimes lives in a sewer", "what is a rat?", 400)
+    questions[0][4] = Question("a reptile often mistaken for an amphibian",
+                               "what is a turtle?", 500)
 
-    ## test data:
     catagories[1] = "Household Pets"
-    questions[1][0] = Question("slobbery","what is a dog?", 100)
-    questions[1][1] = Question("cute an fuzzy","what is a cat?", 200)
-    questions[1][2] = Question("long and slithery","what is a snake?", 300)
-    questions[1][3] = Question("sometimes lives in a sewer","what is a rat?", 400)
-    questions[1][4] = Question("a reptile often mistaken for an amphibian","what is a turtle?", 500)
+    questions[1][0] = Question("slobbery", "what is a dog?", 100)
+    questions[1][1] = Question("cute an fuzzy", "what is a cat?", 200)
+    questions[1][2] = Question("long and slithery", "what is a snake?", 300)
+    questions[1][3] = Question("sometimes lives in a sewer", "what is a rat?", 400)
+    questions[1][4] = Question("a reptile often mistaken for an amphibian",
+                               "what is a turtle?", 500)
 
-    ## test data:
     catagories[2] = "Household Pets"
-    questions[2][0] = Question("slobbery","what is a dog?", 100)
-    questions[2][1] = Question("cute an fuzzy","what is a cat?", 200)
-    questions[2][2] = Question("long and slithery","what is a snake?", 300)
-    questions[2][3] = Question("sometimes lives in a sewer","what is a rat?", 400)
-    questions[2][4] = Question("a reptile often mistaken for an amphibian","what is a turtle?", 500)
+    questions[2][0] = Question("slobbery", "what is a dog?", 100)
+    questions[2][1] = Question("cute an fuzzy", "what is a cat?", 200)
+    questions[2][2] = Question("long and slithery", "what is a snake?", 300)
+    questions[2][3] = Question("sometimes lives in a sewer", "what is a rat?", 400)
+    questions[2][4] = Question("a reptile often mistaken for an amphibian",
+                               "what is a turtle?", 500)
 
-    ## test data:
     catagories[3] = "Household Pets"
-    questions[3][0] = Question("slobbery","what is a dog?", 100)
-    questions[3][1] = Question("cute an fuzzy","what is a cat?", 200)
-    questions[3][2] = Question("long and slithery","what is a snake?", 300)
-    questions[3][3] = Question("sometimes lives in a sewer","what is a rat?", 400)
-    questions[3][4] = Question("a reptile often mistaken for an amphibian","what is a turtle?", 500)
-    ## test data:
+    questions[3][0] = Question("slobbery", "what is a dog?", 100)
+    questions[3][1] = Question("cute an fuzzy", "what is a cat?", 200)
+    questions[3][2] = Question("long and slithery", "what is a snake?", 300)
+    questions[3][3] = Question("sometimes lives in a sewer", "what is a rat?", 400)
+    questions[3][4] = Question("a reptile often mistaken for an amphibian",
+                               "what is a turtle?", 500)
     catagories[4] = "Household Pets"
-    questions[4][0] = Question("slobbery","what is a dog?", 100)
-    questions[4][1] = Question("cute an fuzzy","what is a cat?", 200)
-    questions[4][2] = Question("long and slithery","what is a snake?", 300)
-    questions[4][3] = Question("sometimes lives in a sewer","what is a rat?", 400)
-    questions[4][4] = Question("a reptile often mistaken for an amphibian","what is a turtle?", 500)
+    questions[4][0] = Question("slobbery", "what is a dog?", 100)
+    questions[4][1] = Question("cute an fuzzy", "what is a cat?", 200)
+    questions[4][2] = Question("long and slithery", "what is a snake?", 300)
+    questions[4][3] = Question("sometimes lives in a sewer", "what is a rat?", 400)
+    questions[4][4] = Question("a reptile often mistaken for an amphibian",
+                               "what is a turtle?", 500)
 
-    ## test data:
     catagories[5] = "Household Pets"
-    questions[5][0] = Question("slobbery","what is a dog?", 100)
-    questions[5][1] = Question("cute an fuzzy","what is a cat?", 200)
-    questions[5][2] = Question("long and slithery","what is a snake?", 300)
-    questions[5][3] = Question("sometimes lives in a sewer","what is a rat?", 400)
-    questions[5][4] = Question("a reptile often mistaken for an amphibian","what is a turtle?", 500)
-
-
-    #set a few as answered
+    questions[5][0] = Question("slobbery", "what is a dog?", 100)
+    questions[5][1] = Question("cute an fuzzy", "what is a cat?", 200)
+    questions[5][2] = Question("long and slithery", "what is a snake?", 300)
+    questions[5][3] = Question("sometimes lives in a sewer", "what is a rat?", 400)
+    questions[5][4] = Question("a reptile often mistaken for an amphibian",
+                               "what is a turtle?", 500)
+
+    # set a few as answered
     questions[3][3].answered = True
     questions[2][4].answered = True
 
-
     app = wx.App(0)
     game = Game(catagories, questions)
     frame = MainFrame(None, game)

RadioBox.py

@@ -11,33 +11,31 @@ def __init__(self, title = "Micro App"):
 
         FileMenu = wx.Menu()
 
-        item = wx.MenuItem(FileMenu, wx.ID_ANY, "&Quit")
-        FileMenu.AppendItem(item)
+        item = wx.MenuItem(FileMenu, wx.ID_EXIT, "&Quit")
+        FileMenu.Append(item)
         self.Bind(wx.EVT_MENU, self.OnQuit, item)
 
         MenuBar.Append(FileMenu, "&File")
         self.SetMenuBar(MenuBar)
 
 
         RB = wx.RadioBox(self,
-                         -1,
-                         "Hedges",
-                         wx.DefaultPosition,
-                         wx.DefaultSize,
-                         ["ABOUT", "AROUND", "ABOVE", "POSITIVE", "BELOW",
-                          "VICINITY", "GENERALLY", "CLOSE", "NOT", "SOMEWHAT", "VERY", "EXTREMELY",
-                          "SLIGHTLY", "AFTER", "BEFORE"],
-                         2,
-                         wx.RA_SPECIFY_COLS) 
-
-        wx.EVT_CLOSE(self,self.OnQuit)
+                         label="Hedges",
+                         choices = ["ABOUT", "AROUND", "ABOVE", "POSITIVE",
+                                    "BELOW", "VICINITY", "GENERALLY", "CLOSE",
+                                    "NOT", "SOMEWHAT", "VERY", "EXTREMELY",
+                                    "SLIGHTLY", "AFTER", "BEFORE"],
+                         majorDimension=2,
+                         style=wx.RA_SPECIFY_COLS) 
+
+        self.Bind(wx.EVT_CLOSE, self.OnQuit)
 
         self.Fit()
 
     def OnQuit(self,Event):
         self.Destroy()
 
-app = wx.PySimpleApp(0)
+app = wx.App(False)
 frame = DemoFrame()
 frame.Show()
 app.MainLoop()