142 lines
5.6 KiB
Python
142 lines
5.6 KiB
Python
# Xlib.xobject.colormap -- colormap object
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#
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# Copyright (C) 2000 Peter Liljenberg <petli@ctrl-c.liu.se>
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#
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# This library is free software; you can redistribute it and/or
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# modify it under the terms of the GNU Lesser General Public License
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# as published by the Free Software Foundation; either version 2.1
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# of the License, or (at your option) any later version.
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#
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# This library is distributed in the hope that it will be useful,
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# but WITHOUT ANY WARRANTY; without even the implied warranty of
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# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
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# See the GNU Lesser General Public License for more details.
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#
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# You should have received a copy of the GNU Lesser General Public
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# License along with this library; if not, write to the
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# Free Software Foundation, Inc.,
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# 59 Temple Place,
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# Suite 330,
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# Boston, MA 02111-1307 USA
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from Xlib import error
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from Xlib.protocol import request
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from . import resource
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import re
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rgb_res = [
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re.compile(r'\Argb:([0-9a-fA-F]{1,4})/([0-9a-fA-F]{1,4})/([0-9a-fA-F]{1,4})\Z'),
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re.compile(r'\A#([0-9a-fA-F])([0-9a-fA-F])([0-9a-fA-F])\Z'),
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re.compile(r'\A#([0-9a-fA-F][0-9a-fA-F])([0-9a-fA-F][0-9a-fA-F])([0-9a-fA-F][0-9a-fA-F])\Z'),
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re.compile(r'\A#([0-9a-fA-F][0-9a-fA-F][0-9a-fA-F])([0-9a-fA-F][0-9a-fA-F][0-9a-fA-F])([0-9a-fA-F][0-9a-fA-F][0-9a-fA-F])\Z'),
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re.compile(r'\A#([0-9a-fA-F][0-9a-fA-F][0-9a-fA-F][0-9a-fA-F])([0-9a-fA-F][0-9a-fA-F][0-9a-fA-F][0-9a-fA-F])([0-9a-fA-F][0-9a-fA-F][0-9a-fA-F][0-9a-fA-F])\Z'),
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]
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class Colormap(resource.Resource):
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__colormap__ = resource.Resource.__resource__
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def free(self, onerror = None):
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request.FreeColormap(display = self.display,
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onerror = onerror,
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cmap = self.id)
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self.display.free_resource_id(self.id)
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def copy_colormap_and_free(self, scr_cmap):
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mid = self.display.allocate_resource_id()
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request.CopyColormapAndFree(display = self.display,
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mid = mid,
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src_cmap = src_cmap)
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cls = self.display.get_resource_class('colormap', Colormap)
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return cls(self.display, mid, owner = 1)
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def install_colormap(self, onerror = None):
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request.InstallColormap(display = self.display,
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onerror = onerror,
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cmap = self.id)
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def uninstall_colormap(self, onerror = None):
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request.UninstallColormap(display = self.display,
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onerror = onerror,
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cmap = self.id)
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def alloc_color(self, red, green, blue):
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return request.AllocColor(display = self.display,
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cmap = self.id,
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red = red,
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green = green,
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blue = blue)
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def alloc_named_color(self, name):
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for r in rgb_res:
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m = r.match(name)
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if m:
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rs = m.group(1)
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r = int(rs + '0' * (4 - len(rs)), 16)
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gs = m.group(2)
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g = int(gs + '0' * (4 - len(gs)), 16)
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bs = m.group(3)
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b = int(bs + '0' * (4 - len(bs)), 16)
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return self.alloc_color(r, g, b)
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try:
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return request.AllocNamedColor(display = self.display,
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cmap = self.id,
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name = name)
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except error.BadName:
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return None
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def alloc_color_cells(self, contiguous, colors, planes):
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return request.AllocColorCells(display = self.display,
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contiguous = contiguous,
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cmap = self.id,
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colors = colors,
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planes = planes)
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def alloc_color_planes(self, contiguous, colors, red, green, blue):
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return request.AllocColorPlanes(display = self.display,
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contiguous = contiguous,
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cmap = self.id,
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colors = colors,
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red = red,
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green = green,
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blue = blue)
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def free_colors(self, pixels, plane_mask, onerror = None):
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request.FreeColors(display = self.display,
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onerror = onerror,
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cmap = self.id,
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plane_mask = plane_mask,
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pixels = pixels)
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def store_colors(self, items, onerror = None):
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request.StoreColors(display = self.display,
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onerror = onerror,
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cmap = self.id,
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items = items)
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def store_named_color(self, name, pixel, flags, onerror = None):
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request.StoreNamedColor(display = self.display,
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onerror = onerror,
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flags = flags,
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cmap = self.id,
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pixel = pixel,
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name = name)
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def query_colors(self, pixels):
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r = request.QueryColors(display = self.display,
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cmap = self.id,
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pixels = pixels)
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return r.colors
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def lookup_color(self, name):
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return request.LookupColor(display = self.display,
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cmap = self.id,
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name = name)
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