Add the FloatCanvas demo modules

git-svn-id: https://svn.wxwidgets.org/svn/wx/wxPython/Phoenix/trunk@73860 c3d73ce0-8a6f-49c7-b76d-6d57e0e08775

samples/floatcanvas/GridDemo.py

@@ -0,0 +1,84 @@
+#!/usr/bin/env python
+
+"""
+A simple demo to show how to do grids
+
+"""
+
+import wx
+
+
+try:
+    # See if there is a local copy
+    import sys
+    sys.path.append("../")
+    from floatcanvas import NavCanvas, FloatCanvas
+except ImportError:
+    from wx.lib.floatcanvas import NavCanvas, FloatCanvas
+
+class DrawFrame(wx.Frame):
+
+    """
+    A frame used for the FloatCanvas Demo
+
+    """
+
+    def __init__(self, *args, **kwargs):
+        wx.Frame.__init__(self, *args, **kwargs)
+
+        self.CreateStatusBar()
+
+        # Add the Canvas
+        Canvas = NavCanvas.NavCanvas(self,-1,
+                                     size = (500,500),
+                                     ProjectionFun = None,
+                                     Debug = 0,
+                                     BackgroundColor = "DARK SLATE BLUE",
+                                     ).Canvas
+        
+        
+        Point = (45,40)
+        Box = Canvas.AddCircle(Point,
+                               Diameter = 10,
+                               FillColor = "Black",
+                               LineColor = "Red",
+                               LineWidth = 6)
+
+        # Crosses:
+        Grid = FloatCanvas.DotGrid( Spacing=(1, .5), Size=2, Color="Cyan", Cross=True, CrossThickness=2)
+        #Dots:
+        #Grid = FloatCanvas.DotGrid( (0.5, 1), Size=3, Color="Red")
+
+        Canvas.GridUnder = Grid
+        #Canvas.GridOver = Grid
+
+        FloatCanvas.EVT_MOTION(Canvas, self.OnMove ) 
+
+        self.Show()
+        Canvas.ZoomToBB()
+
+    def OnMove(self, event):
+        """
+        Updates the status bar with the world coordinates
+
+        """
+        self.SetStatusText("%.2f, %.2f"%tuple(event.Coords))
+
+
+
+app = wx.App(False) # true to get its own output window.
+F = DrawFrame(None, title="FloatCanvas Demo App", size=(700,700) )
+app.MainLoop()
+    
+    
+    
+    
+
+
+
+
+
+
+
+
+