added all the demos (hopefully all!)

Author: ChrisBarker-NOAA

AboutDialog.py

@@ -0,0 +1,151 @@
+#!/usr/bin/env python
+
+"""
+Simple about Dialog class -- I like it better than the one that wxPython comes with
+
+-Chris Barker
+
+
+
+"""
+
+import wx
+from wx.lib.hyperlink import HyperLinkCtrl
+
+class AboutDialog(wx.Dialog):
+    """
+
+    """
+    def __init__(self, parent, icon1=None,
+                               icon2=None,
+                               short_name=None,
+                               long_name=None,
+                               version=None,
+                               description=None,
+                               urls=None,
+                               licence=None,
+                               developers = []):
+        wx.Dialog.__init__(self, parent)
+
+        self.icon1  = icon1
+        self.icon2  = icon2
+        self.short_name = short_name
+        self.long_name  = long_name
+        self.version = version
+        self.version = version
+        self.description = description
+        self.urls = urls
+        self.licence = licence
+        self.developers = developers
+        
+        self.Build()
+        
+    def Build(self):
+        
+        # Build the header
+        Header = wx.BoxSizer(wx.HORIZONTAL)
+        if self.icon1:
+            Header.Add(wx.StaticBitmap(self, bitmap=self.icon1), 0)
+        else:
+            Header.Add((64,64))
+        Header.Add((20,1),1)
+        if self.short_name:
+            Label = wx.StaticText(self, label=self.short_name)
+            of = Label.GetFont()
+            Font = wx.Font(int(of.GetPointSize() * 2), of.GetFamily(), wx.NORMAL, wx.FONTWEIGHT_BOLD)
+            Label.SetFont(Font)
+            Header.Add(Label, 0, wx.ALL|wx.ALIGN_CENTER_VERTICAL, 5)
+        else:
+            Header.Add((1,1), 1)
+        Header.Add((20,1),1)
+        if self.icon2:
+            Header.Add(wx.StaticBitmap(self, bitmap=self.icon2), 0)
+        else:
+            Header.Add((64,64))
+        width = Header.MinSize[0]
+
+        # Now the rest;
+        MainSizer = wx.BoxSizer(wx.VERTICAL)
+        
+        MainSizer.Add(Header, 0, wx.EXPAND|wx.ALIGN_CENTER|wx.ALL, 5)
+        
+        if self.long_name:
+            Label = wx.StaticText(self, label=self.long_name)
+            of = Label.GetFont()
+            Font = wx.Font(int(of.GetPointSize() * 1.5), of.GetFamily(), wx.NORMAL, wx.NORMAL)
+            Label.SetFont(Font)
+            MainSizer.Add(Label, 0, wx.TOP|wx.RIGHT|wx.LEFT|wx.ALIGN_CENTER, 5)
+            width = max(width, Label.Size[0])
+
+        if self.version:
+            Label = wx.StaticText(self, label="version: "+self.version)
+            #of = Label.GetFont()
+            #Font = wx.Font(int(of.GetPointSize() * 1.5), of.GetFamily(), wx.NORMAL, wx.NORMAL)
+            #Label.SetFont(Font)
+            MainSizer.Add(Label, 0, wx.BOTTOM|wx.ALIGN_CENTER, 5)
+
+        if self.description:
+            Label = wx.StaticText(self, label=self.description)
+            #of = Label.GetFont()
+            #Font = wx.Font(int(of.GetPointSize() * 1.5), of.GetFamily(), wx.NORMAL, wx.NORMAL)
+            #Label.SetFont(Font)
+            
+            Label.Wrap(max(250, 0.9*width))
+            MainSizer.Add(Label, 0, wx.ALL|wx.ALIGN_CENTER, 5)
+
+            
+        if self.licence:
+            Label = wx.StaticText(self, label="License:")
+            of = Label.GetFont()
+            Font = wx.Font(of.GetPointSize(), of.GetFamily(), wx.NORMAL, wx.BOLD)
+            Label.SetFont(Font)
+            MainSizer.Add(Label, 0, wx.ALL|wx.ALIGN_LEFT, 5)
+            Label = wx.StaticText(self, label=self.licence)
+            Label.Wrap(max(250, 0.9*width))
+            MainSizer.Add(Label, 0, wx.ALL|wx.ALIGN_CENTER, 2)
+
+        if self.developers:
+            Label = wx.StaticText(self, label="Developed by:")
+            of = Label.GetFont()
+            Font = wx.Font(of.GetPointSize(), of.GetFamily(), wx.NORMAL, wx.BOLD)
+            Label.SetFont(Font)
+            MainSizer.Add(Label, 0, wx.ALL|wx.ALIGN_LEFT, 5)
+           
+            for developer in self.developers:
+                Label = wx.StaticText(self, label="          "+developer)
+                MainSizer.Add(Label, 0, wx.ALL|wx.ALIGN_LEFT, 0)
+            
+        if self.urls:            
+            Label = wx.StaticText(self, label="For more information:")
+            of = Label.GetFont()
+            Font = wx.Font(of.GetPointSize(), of.GetFamily(), wx.NORMAL, wx.BOLD)
+            Label.SetFont(Font)
+            MainSizer.Add(Label, 0, wx.ALL|wx.ALIGN_LEFT, 5)
+            for url in self.urls:
+                Link = HyperLinkCtrl(self,
+                                     label=url,
+                                     URL=url)
+                MainSizer.Add(Link, 0, wx.ALL|wx.ALIGN_CENTER, 2)
+        
+        MainSizer.Add((1,5),1)
+        MainSizer.Add(wx.Button(self, id=wx.ID_OK, label="Dismiss"), 0, wx.ALL|wx.ALIGN_RIGHT,5)
+        SpaceSizer = wx.BoxSizer(wx.VERTICAL)
+        SpaceSizer.Add(MainSizer, 0, wx.ALL, 10)
+        self.SetSizerAndFit(SpaceSizer)
+        
+if __name__ == "__main__":
+
+    a = wx.App(False)
+    d = AboutDialog(None,
+                    icon1=wx.Bitmap("Images/GNOME64.png"),
+                    icon2=wx.Bitmap("Images/NOAA.png"),
+                    short_name='Acronym',
+                    long_name='A Longer Name for the Program',
+                    version = "1.2.3",
+                    description="A description of the program. This could be a pretty long bit of text. How shall I know how long to make it? How will it fit in?",
+                    urls = ["http://www.some.website.org",
+                            "mailto:[email protected]"],
+                    licence="This is a short description of the license used for the program.",
+                    developers = ["A Developer", "Another Developer"])
+    
+    d.ShowModal()

Append_test.py

@@ -0,0 +1,98 @@
+#!/usr/bin/env python
+
+import  wx
+
+BUFFERED = 1
+
+#----------------------------------------------------------------------
+
+class MyFrame(wx.Frame):
+    def __init__(self):
+        wx.Frame.__init__(self, None, -1, "Append_Test",
+                         wx.DefaultPosition,
+                         size=(800,600),
+                         style=wx.DEFAULT_FRAME_STYLE | wx.NO_FULL_REPAINT_ON_RESIZE)
+       
+        self.objects = []        
+        self.dragImage = None
+        self.DragPaper = None
+        self.hiliteObjects = None        
+        self.lines = []
+        self.maxWidth  = 1000
+        self.maxHeight = 1000
+        self.x = self.y = 0
+        self.curLine = []
+        self.drawing = False
+        
+        self.Paper = wx.Bitmap("Paper.BMP", wx.BITMAP_TYPE_BMP)
+        if self.Paper.Ok():
+            print "bitmap loaded OK"
+        else:
+            raise Exception("bitmap DID NOT load OK")
+
+        self.DrawTextOnPaper()
+                
+#--------------------------------------------------------------------------
+        if BUFFERED:
+            self.buffer = wx.EmptyBitmap(self.maxWidth, self.maxHeight)
+            dc = wx.BufferedDC(None, self.buffer)
+            dc.SetBackground(wx.Brush(self.GetBackgroundColour()))
+            dc.Clear()
+            self.DoDrawing(dc)
+
+        self.Bind(wx.EVT_PAINT, self.OnPaint)
+
+    def OnPaint(self, event):
+        if BUFFERED:
+            dc = wx.BufferedPaintDC(self, self.buffer)
+        else:
+            dc = wx.PaintDC(self)
+            self.PrepareDC(dc)
+            self.DoDrawing(dc)
+
+    def DrawTextOnPaper(self):
+
+        l1 = ['a','b','c','d']
+        text = " "+"".join(l1)
+
+        dc = wx.MemoryDC()
+        dc.SelectObject(self.Paper)
+        dc.SetFont(wx.Font(36, wx.MODERN, wx.NORMAL, wx.NORMAL, 0, "Arial"))
+        dc.SetTextForeground(wx.BLACK)
+        dc.DrawText(text, 155, 25)
+        
+    def DoDrawing(self, dc, printing=False):
+        dc.BeginDrawing()    
+        
+##        l1 = ['a','b','c','d']
+##        text = " "+"".join(l1)
+##        bg_colour = wx.Colour(57, 115, 57)  # matches the bg image
+##        dc.SetFont(wx.Font(36, wx.MODERN, wx.NORMAL, wx.NORMAL, 0, "Arial"))
+##        dc.SetTextForeground(wx.BLACK)
+##        te = dc.GetTextExtent(text)
+        
+        
+        dc.DrawBitmap(self.Paper, 200, 20, True)
+        
+                
+        #dc = wx.MemoryDC()
+        #dc.SelectObject(self.manuscript)
+        #self.DoDrawing(dc)
+        
+##        dc.DrawText(text, 225, 25)
+        
+        dc.EndDrawing()
+#--------------------------------------------------------------------------
+class MyApp(wx.App):
+    def OnInit(self):
+        #wx.InitAllImageHandlers
+        frame = MyFrame()
+        self.SetTopWindow(frame)
+        frame.Show(True)
+
+        return True
+
+if __name__ == "__main__":
+    app = MyApp(0)
+    app.MainLoop()
+

BitmapFromBufferTest.py

@@ -0,0 +1,94 @@
+#!/usr/bin/env python
+
+"""
+A test of wx.BitmapFromBuffer
+"""
+
+import numpy as np
+import numpy.random as random
+import wx
+
+
+class BitmapWindow(wx.Window):
+    def __init__(self, parent, bytearray, *args, **kwargs):
+        wx.Window.__init__(self, parent, *args, **kwargs)
+        
+        self.bytearray = bytearray
+        self.Bind(wx.EVT_PAINT, self.OnPaint)
+        
+    def OnPaint(self, evt):
+        dc = wx.PaintDC(self)
+        bmp = wx.BitmapFromBufferRGBA(200,200, self.bytearray)
+        dc.DrawBitmap(bmp, 50, 0 )
+
+class DemoFrame(wx.Frame):
+    """ This window displays a button """
+    def __init__(self, title = "Bitmap Demo"):
+        wx.Frame.__init__(self, None , -1, title)#, size = (800,600), style=wx.DEFAULT_FRAME_STYLE|wx.NO_FULL_REPAINT_ON_RESIZE)
+
+        # create the array and bitmap:
+        self.bytearray = np.zeros((200,200,4), dtype=np.uint8)
+        self.bytearray[:,:,3] = 255
+
+        #bmp = wx.BitmapFromBufferRGBA(200,200, self.bytearray)
+        #bmp = wx.Bitmap("Images/smalltest.jpg")
+
+        self.BitmapWindow = BitmapWindow(self, self.bytearray)
+
+        sizer = wx.BoxSizer(wx.VERTICAL)
+        sizer.Add(self.BitmapWindow, 1, wx.GROW)
+        # set up the buttons
+        ButtonSizer = self.SetUpTheButtons()
+        sizer.Add(ButtonSizer, 0, wx.GROW)
+        self.SetSizer(sizer)
+
+        # now set up the timer:
+        self.Timer = wx.Timer(self)
+        self.Bind(wx.EVT_TIMER, self.OnTimer)
+
+        self.Counter = 0
+
+    def SetUpTheButtons(self):
+        StartButton = wx.Button(self, wx.NewId(), "Start")
+        StartButton.Bind(wx.EVT_BUTTON, self.OnStart)
+
+        StopButton = wx.Button(self, wx.NewId(), "Stop")
+        StopButton.Bind(wx.EVT_BUTTON, self.OnStop)
+
+        QuitButton = wx.Button(self, wx.NewId(), "Quit")
+        QuitButton.Bind(wx.EVT_BUTTON, self.OnQuit)
+
+        self.Bind(wx.EVT_CLOSE, self.OnQuit)
+
+        sizer = wx.BoxSizer(wx.HORIZONTAL)
+        sizer.Add((1,1), 1)
+        sizer.Add(StartButton, 0, wx.ALIGN_CENTER | wx.ALL, 4 )
+        sizer.Add((1,1), 1)
+        sizer.Add(StopButton, 0, wx.ALIGN_CENTER | wx.ALL, 4 )
+        sizer.Add((1,1), 1)
+        sizer.Add(QuitButton, 0, wx.ALIGN_CENTER | wx.ALL, 4 )
+        sizer.Add((1,1), 1)
+        return sizer
+
+    def OnTimer(self,Event):
+        print "The timer fired"
+        r, g, b, a = random.randint(255, size = (4,))
+        self.bytearray[:,:,0] = r
+        self.bytearray[:,:,1] = g
+        self.bytearray[:,:,2] = b
+        self.Refresh()
+        self.Update()
+
+    def OnStart(self,Event):
+        self.Timer.Start(500) # time between events (in milliseconds)
+
+    def OnStop(self, Event=None):
+        self.Timer.Stop()
+
+    def OnQuit(self,Event):
+        self.Destroy()
+
+app = wx.PySimpleApp(0)
+frame = DemoFrame()
+frame.Show()
+app.MainLoop()

BitmapFromPILTest.py

@@ -0,0 +1,35 @@
+#!/usr/bin/env python
+
+"""
+A test of making wx.Bitmap from a PIL image
+"""
+
+import wx
+import PIL.Image
+
+class DemoFrame(wx.Frame):
+    """ This window displays a button """
+    def __init__(self, title = "Bitmap Demo"):
+        wx.Frame.__init__(self, None , -1, title)#, size = (800,600), style=wx.DEFAULT_FRAME_STYLE|wx.NO_FULL_REPAINT_ON_RESIZE)
+
+        # load the PIL image:
+
+        image = PIL.Image.open('splash.png')
+        image = image.convert('RGB')
+        image = image.resize((100,100), PIL.Image.ANTIALIAS)
+        w, h = image.size
+        self.bitmap = wx.BitmapFromBuffer(w, h, image.tostring() )
+
+        self.Bind(wx.EVT_PAINT, self.OnPaint)
+        
+    def OnPaint(self, evt):
+        dc = wx.PaintDC(self)
+        dc.DrawBitmap(self.bitmap, 10, 10 )
+
+    def OnQuit(self,Event):
+        self.Destroy()
+
+app = wx.App(False)
+frame = DemoFrame()
+frame.Show()
+app.MainLoop()