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# mousepointer.py
# TODO:
# - remove code duplication in LoadImage/LoadStream
import wx
import colordb
import os
import sys
import utils
POINTERS = {
"arrow" : wx.CURSOR_ARROW,
"arrowright" : wx.CURSOR_RIGHT_ARROW,
"bullseye" : wx.CURSOR_BULLSEYE,
"char" : wx.CURSOR_CHAR,
"cross" : wx.CURSOR_CROSS,
"hand" : wx.CURSOR_HAND,
"ibeam" : wx.CURSOR_IBEAM,
"buttonleft" : wx.CURSOR_LEFT_BUTTON,
"magnifier" : wx.CURSOR_MAGNIFIER,
"buttonmiddle" : wx.CURSOR_MIDDLE_BUTTON,
"noentry" : wx.CURSOR_NO_ENTRY,
"paintbrush" : wx.CURSOR_PAINT_BRUSH,
"pencil" : wx.CURSOR_PENCIL,
"pointleft" : wx.CURSOR_POINT_LEFT,
"pointright" : wx.CURSOR_POINT_RIGHT,
"arrowquestion" : wx.CURSOR_QUESTION_ARROW,
"buttonright" : wx.CURSOR_RIGHT_BUTTON,
"sizenesw" : wx.CURSOR_SIZENESW,
"sizens" : wx.CURSOR_SIZENS,
"sizenwse" : wx.CURSOR_SIZENWSE,
"sizewe" : wx.CURSOR_SIZEWE,
"sizing" : wx.CURSOR_SIZING,
"spraycan" : wx.CURSOR_SPRAYCAN,
"wait" : wx.CURSOR_WAIT,
"watch" : wx.CURSOR_WATCH,
"blank" : wx.CURSOR_BLANK,
"default" : wx.CURSOR_DEFAULT,
"arrowcopy" : wx.CURSOR_COPY_ARROW,
"arrowwait" : wx.CURSOR_ARROWWAIT,
}
class MousePointerRegistry:
def __init__(self):
self.custom = {}
def Get(self, name):
if POINTERS.has_key(name):
return wx.StockCursor(POINTERS[name]) # return a cursor
elif self.custom.has_key(name):
return self.custom[name] # return an image-as-cursor
else:
raise KeyError, "Unknown pointer name: %s" % (name,)
def Set(self, name, value):
self.custom[name] = value
Register = Set
def GetBuiltinNames(self):
return POINTERS.keys()
def GetCustomNames(self):
return self.custom.keys()
def GetNames(self):
return self.GetBuiltinNames() + self.GetCustomNames()
def _RegisterImage(self, name, image, maskcolor='white', hotx=None, hoty=None):
""" Register a wx.Image as a cursor. """
if sys.platform =='win32':
#cursors fixed size 32,32
xratio = image.GetWidth() / 32
yratio = image.GetHeight() / 32
else:
xratio = yratio = 1
if not image.HasMask():
c = colordb.convert_color(maskcolor)
image.SetMaskColour(c[0], c[1], c[2])
if not hotx:
hotx = image.GetWidth() / 2
hotx = hotx / xratio
image.SetOptionInt(wx.IMAGE_OPTION_CUR_HOTSPOT_X, hotx)
if not hoty:
hoty = image.GetHeight() / 2
hoty = hoty / yratio
image.SetOptionInt(wx.IMAGE_OPTION_CUR_HOTSPOT_Y, hoty)
self.custom[name] = wx.CursorFromImage(image)
def RegisterImage(self, name, filename, maskcolor='white', hotx=None, hoty=None):
i = wx.Image(utils.opj(filename), wx.BITMAP_TYPE_ANY)
self._RegisterImage(name, i, maskcolor, hotx, hoty)
def RegisterStream(self, name, stream, maskcolor='white', hotx=None, hoty=None):
i = wx.ImageFromStream(stream)
self._RegisterImage(name, i, maskcolor, hotx, hoty)
# global registry
MousePointers = MousePointerRegistry()
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