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 import sys
  15 _ = wx.GetTranslation
  16
  17
  18 class ImageDocument(wx.lib.docview.Document):
  19     pass
  20
  21
  22 class ImageView(wx.lib.docview.View):
  23
  24
  25     #----------------------------------------------------------------------------
  26     # Overridden methods
  27     #----------------------------------------------------------------------------
  28
  29     def __init__(self):
  30         wx.lib.docview.View.__init__(self)
  31         self._ctrl = None
  32
  33
  34     def OnCreate(self, doc, flags):
  35         if len(doc.GetFilename()) == 0:
  36             wx.MessageBox(_("Cannot create a new image file.\n%s has no paint capability.") % wx.GetApp().GetAppName(),
  37                                 _("New Image File"),
  38                                 wx.OK | wx.ICON_EXCLAMATION)
  39             return False
  40
  41         try:
  42             self._bitmap = wx.Image(doc.GetFilename()).ConvertToBitmap()
  43         except:
  44             wx.MessageBox(_("Error loading '%s'. %s") % (doc.GetPrintableName(), sys.exc_value),
  45                                 _("Open Image File"),
  46                                 wx.OK | wx.ICON_EXCLAMATION)
  47             return False
  48
  49         frame = wx.GetApp().CreateDocumentFrame(self, doc, flags)
  50         panel = wx.Panel(frame, -1)
  51         self._ctrl = wx.StaticBitmap(panel, -1, self._bitmap, (0,0), (self._bitmap.GetWidth(), self._bitmap.GetHeight()))
  52         wx.EVT_LEFT_DOWN(self._ctrl, self.OnFocus)
  53         wx.EVT_LEFT_DCLICK(self._ctrl, self.OnFocus)
  54         wx.EVT_RIGHT_DOWN(self._ctrl, self.OnFocus)
  55         wx.EVT_RIGHT_DCLICK(self._ctrl, self.OnFocus)
  56         wx.EVT_MIDDLE_DOWN(self._ctrl, self.OnFocus)
  57         wx.EVT_MIDDLE_DCLICK(self._ctrl, self.OnFocus)
  58         panel.SetClientSize(self._bitmap.GetSize())
  59         frame.SetClientSize(panel.GetSize())
  60         self.Activate()
  61         return True
  62
  63
  64     def OnFocus(self, event):
  65         self._ctrl.SetFocus()
  66         event.Skip()
  67
  68
  69     def OnClose(self, deleteWindow = True):
  70         statusC = wx.GetApp().CloseChildDocuments(self.GetDocument())
  71         statusP = wx.lib.docview.View.OnClose(self, deleteWindow = deleteWindow)
  72         if not (statusC and statusP):
  73             return False
  74         self.Activate(False)
  75         if deleteWindow:
  76             self.GetFrame().Destroy()
  77         return True
  78
  79
  80     def OnDraw(self, dc):
  81         """ for Print Preview and Print """
  82         dc.BeginDrawing()
  83         dc.DrawBitmap(self._bitmap, 10, 10, True)
  84         dc.EndDrawing()
  85
  86
  87 #----------------------------------------------------------------------------
  88 # Icon Bitmaps - generated by encode_bitmaps.py
  89 #----------------------------------------------------------------------------
  90 from wx import ImageFromStream, BitmapFromImage
  91 import cStringIO
  92
  93
  94 def getImageData():
  95     return \
  96 '\x89PNG\r\n\x1a\n\x00\x00\x00\rIHDR\x00\x00\x00\x10\x00\x00\x00\x10\x08\x06\
  97 \x00\x00\x00\x1f\xf3\xffa\x00\x00\x00\x04sBIT\x08\x08\x08\x08|\x08d\x88\x00\
  98 \x00\x017IDAT8\x8dcddbfh\x9f\xb3\xf3?\x03\x0e\xf0\xfc\xc5[\x0c\xb1\xfb\x0f\
  99 \x9f10000l\x9e]\xc2\xc8\x02\x13,Ot\xc6e\x06V\xe0\x9f1\x81\x81\x81\x81\x81\
 100 \x81\x05Y\xf0\xdc\x0b\x88C\x1e|\xfc\xc2\xf0\xe3\xf7\x01\x86{\x1fO20000(\xf1\
 101 \x9b3p\xb0:\xc0\xd5\x05\xa9\xf3\xc2\xd9L\xe8&\xa3kf```8\xfah-\xc3\xb57\x9d\
 102 \x0c?~\x1f\xc0p\t\x86\x01\xe8\x9aa\xe0\xf9\xc7\'X\xc5Q\x0c\x90\xe1c\xc4P\xf4\
 103 \xfc\xe3\x13\x14\xb6\x02?\x0f~\x17(\xf1\x9bc\xd5\xcc\xc0\xc0\xc0 \xc9/\x03g_\
 104 \xbbx\ta\x00,\xaa\xc4\xb8\x18\x18\x8c%\xd5\xb0j\x86\x19n$\xc1\x88"\xc6\x82\
 105 \xaeH]X\x9d!T#\x96\xe1\xec\xf3[\x0cG\x1f\xade````\xb0\x96\x0bf0\x96TcP\x17V\
 106 \xc70\x14\xc3\x00\x98!\xea\xc2\xea\x0c\xb7\x1a\x1a\x19\x18\x18\x18\x18\xa2\
 107 \xd6,\xc0\xa6\x0c\xe1\x05J\x00\x0b\x03\x03"iz,\xd3A\x91|l\xf2\x8a\x81\x81\
 108 \x81\x81au\x87\x18\x8a\xf8\xd5\x8aW\xc4\xb9@VN\x0c\x9f4v\x03\x94\x05LH2\x04%\
 109 \x10wD]!h#N\x03`\xb9\x0b\x06`\t\x85\x10\x00\x00\xe4\x0ecz\x94h\xf0\x8e\x00\
 110 \x00\x00\x00IEND\xaeB`\x82'
 111
 112
 113 def getImageBitmap():
 114     return BitmapFromImage(getImageImage())
 115
 116 def getImageImage():
 117     stream = cStringIO.StringIO(getImageData())
 118     return ImageFromStream(stream)
 119
 120 def getImageIcon():
 121     return wx.IconFromBitmap(getImageBitmap())
 122