wxPython/samples/ide/activegrid/tool/ImageEditor.py

   1 #----------------------------------------------------------------------------
   2 # Name:         ImageEditor.py
   3 # Purpose:      Image Editor for pydocview
   4 #
   5 # Author:       Morgan Hua
   6 #
   7 # Created:      12/24/04
   8 # Copyright:    (c) 2004-2005 ActiveGrid, Inc.
   9 # CVS-ID:       $Id$
  10 # License:      wxWindows License
  11 #----------------------------------------------------------------------------
  12 import wx
  13 import wx.lib.docview
  14 _ = wx.GetTranslation
  15
  16
  17 class ImageDocument(wx.lib.docview.Document):
  18     pass
  19
  20
  21 class ImageView(wx.lib.docview.View):
  22
  23
  24     #----------------------------------------------------------------------------
  25     # Overridden methods
  26     #----------------------------------------------------------------------------
  27
  28     def __init__(self):
  29         wx.lib.docview.View.__init__(self)
  30         self._ctrl = None
  31
  32
  33     def OnCreate(self, doc, flags):
  34         if len(doc.GetFilename()) == 0:
  35             wx.MessageBox(_("Cannot create a new image file.\n%s has no paint capability.") % wx.GetApp().GetAppName(),
  36                                 _("New Image File"),
  37                                 wx.OK | wx.ICON_EXCLAMATION)
  38             return False
  39
  40         frame = wx.GetApp().CreateDocumentFrame(self, doc, flags)
  41         panel = wx.Panel(frame, -1)
  42         self._bitmap = wx.Image(doc.GetFilename()).ConvertToBitmap()
  43         self._ctrl = wx.StaticBitmap(panel, -1, self._bitmap, (0,0), (self._bitmap.GetWidth(), self._bitmap.GetHeight()))
  44         wx.EVT_LEFT_DOWN(self._ctrl, self.OnFocus)
  45         wx.EVT_LEFT_DCLICK(self._ctrl, self.OnFocus)
  46         wx.EVT_RIGHT_DOWN(self._ctrl, self.OnFocus)
  47         wx.EVT_RIGHT_DCLICK(self._ctrl, self.OnFocus)
  48         wx.EVT_MIDDLE_DOWN(self._ctrl, self.OnFocus)
  49         wx.EVT_MIDDLE_DCLICK(self._ctrl, self.OnFocus)
  50         panel.SetClientSize(self._bitmap.GetSize())
  51         frame.SetClientSize(panel.GetSize())
  52         self.Activate()
  53         return True
  54
  55
  56     def OnFocus(self, event):
  57         self._ctrl.SetFocus()
  58         event.Skip()
  59
  60
  61     def OnClose(self, deleteWindow = True):
  62         statusC = wx.GetApp().CloseChildDocuments(self.GetDocument())
  63         statusP = wx.lib.docview.View.OnClose(self, deleteWindow = deleteWindow)
  64         if not (statusC and statusP):
  65             return False
  66         self.Activate(False)
  67         if deleteWindow:
  68             self.GetFrame().Destroy()
  69         return True
  70
  71
  72     def OnDraw(self, dc):
  73         """ for Print Preview and Print """
  74         dc.BeginDrawing()
  75         dc.DrawBitmap(self._bitmap, 10, 10, True)
  76         dc.EndDrawing()
  77
  78
  79 #----------------------------------------------------------------------------
  80 # Icon Bitmaps - generated by encode_bitmaps.py
  81 #----------------------------------------------------------------------------
  82 from wx import ImageFromStream, BitmapFromImage
  83 import cStringIO
  84
  85
  86 def getImageData():
  87     return \
  88 '\x89PNG\r\n\x1a\n\x00\x00\x00\rIHDR\x00\x00\x00\x10\x00\x00\x00\x10\x08\x02\
  89 \x00\x00\x00\x90\x91h6\x00\x00\x00\x03sBIT\x08\x08\x08\xdb\xe1O\xe0\x00\x00\
  90 \x00\x9aIDAT(\x91\x95\x92\xc1\r\xc50\x08C\xdd\xaa\xeb\xc12\xec\x90\x9b\x97!\
  91 \x0b\xb0\x03\x19\xe8\x1fR\xa9U\xf2\xd5\xb4>DH\xf8\t\x13\xb1E\x04\xbe\xe8\x00\
  92 @\xf2\x8d\xb5\xd6z\x02\x00\xccl\t\x98\x19\xc9}\xe9#y\x8f\xb0\x00H\xba\xc3\
  93 \xfd\x8a\xbd\x9e0\xe8xn\x9b\x99*q[r\x01`\xfa\x8f?\x91\x86-\x07\x8d\x00Iww\
  94 \xf7\xce\xcc\xf0>\xbb\x01\xa8j)e\x80G\xa0\xb7[k\x00J)\xfdU\xd5\xd6Z\x87O_D\
  95 \x88\x88\x88dff>\x17"r\x02y\xd33\xb3E\xc4\xcb\xe3\xeb\xda\xbe\x9e\xf7\x0f\
  96 \xa0B\x86\xd5X\x16\xcc\xea\x00\x00\x00\x00IEND\xaeB`\x82'
  97
  98
  99 def getImageBitmap():
 100     return BitmapFromImage(getImageImage())
 101
 102 def getImageImage():
 103     stream = cStringIO.StringIO(getImageData())
 104     return ImageFromStream(stream)
 105
 106 def getImageIcon():
 107     return wx.IconFromBitmap(getImageBitmap())
 108