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/PointsHitDemo.py

@@ -0,0 +1,81 @@
+#!/usr/bin/env python
+
+import wx
+
+## import the installed version
+from wx.lib.floatcanvas import NavCanvas, FloatCanvas
+
+## import a local version
+#import sys
+#sys.path.append("../")
+#from 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
+        
+        self.Canvas = Canvas
+
+        FloatCanvas.EVT_MOTION(self.Canvas, self.OnMove ) 
+
+        Pts = ((45,40), (20, 15), (10, 40), (30,30))
+        
+        Points = Canvas.AddPointSet(Pts, Diameter=3, Color="Red")
+        Points.HitLineWidth = 10
+        
+        Points.Bind(FloatCanvas.EVT_FC_ENTER_OBJECT, self.OnOverPoints)
+        Points.Bind(FloatCanvas.EVT_FC_LEAVE_OBJECT, self.OnLeavePoints)
+        Points.Bind(FloatCanvas.EVT_FC_LEFT_DOWN, self.OnLeftDown)
+
+        self.Show()
+        Canvas.ZoomToBB()
+
+    def OnOverPoints(self, obj):
+        print "Mouse over point: ", obj.FindClosestPoint(obj.HitCoords)
+
+    def OnLeavePoints(self, obj):
+        print "Mouse left point: ", obj.FindClosestPoint(obj.HitCoords)
+
+    def OnLeftDown(self, obj):
+        print "Mouse left down on point: ", obj.FindClosestPoint(obj.HitCoords)
+
+    def OnMove(self, event):
+        """
+        Updates the status bar with the world coordinates
+
+        """
+        self.SetStatusText("%.2f, %.2f"%tuple(event.Coords))
+
+app = wx.App(False)
+F = DrawFrame(None, title="FloatCanvas Demo App", size=(700,700) )
+app.MainLoop()
+    
+    
+    
+    
+
+
+
+
+
+
+
+
+