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Fix sample so it works correctly when NUmeric is not installed.

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git-svn-id: https://svn.wxwidgets.org/svn/wx/wxWidgets/branches/WX_2_4_BRANCH@23913 c3d73ce0-8a6f-49c7-b76d-6d57e0e08775
This commit is contained in:
Robin Dunn
2003-09-25 19:43:59 +00:00
parent a8a844ded4
commit 4f62b37a95
1 changed files with 412 additions and 393 deletions
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127
wxPython/demo/FloatCanvas.py
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@@ -1,8 +1,30 @@
#!/usr/bin/env python2.2
from wxPython.wx import *
## Stuff to integrate FloatCanvas into wxPython Demo ## Stuff to integrate FloatCanvas into wxPython Demo
try: try:
import Numeric import Numeric
haveNumeric = True
except ImportError:
haveNumeric = False
if not haveNumeric:
errorText = """\
The FloatCanvas requires the Numeric module:
You can get it at:
http://sourceforge.net/projects/numpy
"""
def runTest(frame, nb, log):
dlg = wxMessageDialog(frame, errorText,
'Sorry', wxOK | wxICON_INFORMATION)
dlg.ShowModal()
dlg.Destroy()
overview = ""
else:
def runTest(frame, nb, log): def runTest(frame, nb, log):
""" """
This method is used by the wxPython Demo Framework for integrating This method is used by the wxPython Demo Framework for integrating
@@ -11,33 +33,26 @@ try:
win = DrawFrame(NULL, -1, "FloatCanvas Drawing Window",wxDefaultPosition,wxSize(500,500)) win = DrawFrame(NULL, -1, "FloatCanvas Drawing Window",wxDefaultPosition,wxSize(500,500))
frame.otherWin = win frame.otherWin = win
win.Show(True) win.Show(True)
except ImportError:
def runTest(frame, nb, log):
dlg = wxMessageDialog(frame, ('The FloatCanvas requires the Numeric module:\n'
'You can get it at:\n'
'http://sourceforge.net/projects/numpy'),
'Sorry', wxOK | wxICON_INFORMATION)
dlg.ShowModal()
dlg.Destroy()
from wxPython.lib import floatcanvas
from wxPython.wx import *
import wxPython.lib.colourdb
ID_ABOUT_MENU = wxNewId()
ID_EXIT_MENU = wxNewId()
ID_ZOOM_TO_FIT_MENU = wxNewId()
ID_DRAWTEST_MENU = wxNewId()
ID_LINETEST_MENU = wxNewId()
ID_DRAWMAP_MENU = wxNewId()
ID_DRAWMAP2_MENU = wxNewId()
ID_CLEAR_MENU = wxNewId()
colors = wxPython.lib.colourdb.getColourList() from wxPython.lib import floatcanvas
import wxPython.lib.colourdb
LineStyles = floatcanvas.draw_object.LineStyleList.keys() ID_ABOUT_MENU = wxNewId()
ID_EXIT_MENU = wxNewId()
ID_ZOOM_TO_FIT_MENU = wxNewId()
ID_DRAWTEST_MENU = wxNewId()
ID_LINETEST_MENU = wxNewId()
ID_DRAWMAP_MENU = wxNewId()
ID_DRAWMAP2_MENU = wxNewId()
ID_CLEAR_MENU = wxNewId()
class DrawFrame(wxFrame): colors = wxPython.lib.colourdb.getColourList()
LineStyles = floatcanvas.draw_object.LineStyleList.keys()
class DrawFrame(wxFrame):
""" """
@@ -250,34 +265,34 @@ class DrawFrame(wxFrame):
self.Canvas.ZoomToBB() self.Canvas.ZoomToBB()
print "It took %f seconds to draw %i shorelines"%(time.clock() - start,len(Shorelines) ) print "It took %f seconds to draw %i shorelines"%(time.clock() - start,len(Shorelines) )
## def LineTest(self,event = None): ## def LineTest(self,event = None):
## wxGetApp().Yield() ## wxGetApp().Yield()
## import os, time ## import os, time
## import random ## import random
## Range = (-10,10) ## Range = (-10,10)
## ## Test of drawing lots of lines ## ## Test of drawing lots of lines
## self.Clear() ## self.Clear()
## start = time.clock() ## start = time.clock()
## linepoints = [] ## linepoints = []
## linecolors = [] ## linecolors = []
## linewidths = [] ## linewidths = []
## linestyles = [] ## linestyles = []
## for i in range(500): ## for i in range(500):
## points = (random.randint(Range[0],Range[1]), ## points = (random.randint(Range[0],Range[1]),
## random.randint(Range[0],Range[1])) ## random.randint(Range[0],Range[1]))
## linepoints.append(points) ## linepoints.append(points)
## points = (random.randint(Range[0],Range[1]), ## points = (random.randint(Range[0],Range[1]),
## random.randint(Range[0],Range[1])) ## random.randint(Range[0],Range[1]))
## linepoints.append(points) ## linepoints.append(points)
## linewidths.append(random.randint(1,10) ) ## linewidths.append(random.randint(1,10) )
## linecolors.append(colors[random.randint(0,len(colors)-1) ]) ## linecolors.append(colors[random.randint(0,len(colors)-1) ])
## linestyles.append(LineStyles[random.randint(0, len(LineStyles)-1)]) ## linestyles.append(LineStyles[random.randint(0, len(LineStyles)-1)])
## self.object_list.append(self.Canvas.AddLineSet(linepoints, LineWidths = linewidths, LineColors = linecolors, LineStyles = linestyles)) ## self.object_list.append(self.Canvas.AddLineSet(linepoints, LineWidths = linewidths, LineColors = linecolors, LineStyles = linestyles))
## print "It took %f seconds to add %i lines"%(time.clock() - start,len(linepoints) ) ## print "It took %f seconds to add %i lines"%(time.clock() - start,len(linepoints) )
## start = time.clock() ## start = time.clock()
## self.Canvas.ZoomToBB() ## self.Canvas.ZoomToBB()
## print "It took %f seconds to draw %i lines"%(time.clock() - start,len(linepoints) ) ## print "It took %f seconds to draw %i lines"%(time.clock() - start,len(linepoints) )
def LineTest(self,event = None): def LineTest(self,event = None):
wxGetApp().Yield() wxGetApp().Yield()
@@ -305,7 +320,7 @@ class DrawFrame(wxFrame):
self.Canvas.ZoomToBB() self.Canvas.ZoomToBB()
print "It took %f seconds to draw %i lines"%(time.clock() - start,len(linepoints) ) print "It took %f seconds to draw %i lines"%(time.clock() - start,len(linepoints) )
class DemoApp(wxApp): class DemoApp(wxApp):
""" """
How the demo works: How the demo works:
@@ -362,7 +377,7 @@ class DemoApp(wxApp):
return True return True
def Read_MapGen(filename,stats = 0,AllLines=0): def Read_MapGen(filename,stats = 0,AllLines=0):
""" """
This function reads a MapGen Format file, and This function reads a MapGen Format file, and
returns a list of NumPy arrays with the line segments in them. returns a list of NumPy arrays with the line segments in them.
@@ -412,12 +427,16 @@ def Read_MapGen(filename,stats = 0,AllLines=0):
else: else:
return Shorelines return Shorelines
## for the wxPython demo: ## for the wxPython demo:
overview = floatcanvas.FloatCanvas.__doc__ overview = floatcanvas.FloatCanvas.__doc__
if __name__ == "__main__": if __name__ == "__main__":
if not haveNumeric:
print errorText
else:
app = DemoApp(0) app = DemoApp(0)
app.MainLoop() app.MainLoop()