Merge PR 1252 into v0.6
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78aa263964
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LICENSE
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@ -19,3 +19,31 @@ AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
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LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
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OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
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SOFTWARE.
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===== qidenticon.py identicon python implementation with QPixmap output by sendiulo <sendiulo@gmx.net>
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qidenticon.py is Licesensed under FreeBSD License.
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(http://www.freebsd.org/copyright/freebsd-license.html)
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Copyright 2013 "Sendiulo". All rights reserved.
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Redistribution and use in source and binary forms, with or without modification, are permitted provided that the following conditions are met:
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1. Redistributions of source code must retain the above copyright notice, this list of conditions and the following disclaimer.
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2. Redistributions in binary form must reproduce the above copyright notice, this list of conditions and the following disclaimer in the documentation and/or other materials provided with the distribution.
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THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDER ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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===== based on identicon.py identicon python implementation. by Shin Adachi <shn@glucose.jp>
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identicon.py is Licesensed under FreeBSD License.
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(http://www.freebsd.org/copyright/freebsd-license.html)
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Copyright 1994-2009 Shin Adachi. All rights reserved.
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Redistribution and use in source and binary forms, with or without modification, are permitted provided that the following conditions are met:
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1. Redistributions of source code must retain the above copyright notice, this list of conditions and the following disclaimer.
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2. Redistributions in binary form must reproduce the above copyright notice, this list of conditions and the following disclaimer in the documentation and/or other materials provided with the distribution.
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THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDER ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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@ -1,44 +1,7 @@
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#!/usr/bin/env python
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# -*- coding:utf-8 -*-
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###
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# qidenticon.py is Licesensed under FreeBSD License.
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# (http://www.freebsd.org/copyright/freebsd-license.html)
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#
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# Copyright 2013 "Sendiulo". All rights reserved.
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#
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# Redistribution and use in source and binary forms, with or without modification, are permitted provided that the following conditions are met:
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#
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# 1. Redistributions of source code must retain the above copyright notice, this list of conditions and the following disclaimer.
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# 2. Redistributions in binary form must reproduce the above copyright notice, this list of conditions and the following disclaimer in the documentation and/or other materials provided with the distribution.
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#
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# THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDER ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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###
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###
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# identicon.py is Licesensed under FreeBSD License.
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# (http://www.freebsd.org/copyright/freebsd-license.html)
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#
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# Copyright 1994-2009 Shin Adachi. All rights reserved.
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#
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# Redistribution and use in source and binary forms, with or without modification, are permitted provided that the following conditions are met:
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#
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# 1. Redistributions of source code must retain the above copyright notice, this list of conditions and the following disclaimer.
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# 2. Redistributions in binary form must reproduce the above copyright notice, this list of conditions and the following disclaimer in the documentation and/or other materials provided with the distribution.
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#
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# THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDER ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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###
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# pylint: disable=too-many-locals,too-many-arguments,too-many-function-args
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"""
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qidenticon.py
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identicon python implementation with QPixmap output
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by sendiulo <sendiulo@gmx.net>
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based on
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identicon.py
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identicon python implementation.
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by Shin Adachi <shn@glucose.jp>
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= usage =
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== python ==
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@ -49,16 +12,18 @@ Return a PIL Image class instance which have generated identicon image.
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```size``` specifies `patch size`. Generated image size is 3 * ```size```.
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"""
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# we probably don't need all of them, but i don't want to check now
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from PyQt4 import QtCore, QtGui
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from PyQt4.QtCore import *
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from PyQt4.QtGui import *
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from PyQt4 import QtGui
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from PyQt4.QtCore import QSize, QPointF, Qt
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from PyQt4.QtGui import QPixmap, QPainter, QPolygonF
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__all__ = ['render_identicon', 'IdenticonRendererBase']
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class IdenticonRendererBase(object):
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"""Encapsulate methods around rendering identicons"""
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PATH_SET = []
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def __init__(self, code):
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"""
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@param code code for icon
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@ -66,85 +31,83 @@ class IdenticonRendererBase(object):
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if not isinstance(code, int):
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code = int(code)
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self.code = code
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def render(self, size, twoColor, opacity, penwidth):
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"""
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render identicon to QPicture
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@param size identicon patchsize. (image size is 3 * [size])
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@return QPicture
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"""
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# decode the code
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middle, corner, side, foreColor, secondColor, swap_cross = self.decode(self.code, twoColor)
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# make image
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image = QPixmap(QSize(size * 3 +penwidth, size * 3 +penwidth))
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image = QPixmap(QSize(size * 3 + penwidth, size * 3 + penwidth))
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# fill background
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backColor = QtGui.QColor(255,255,255,opacity)
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backColor = QtGui.QColor(255, 255, 255, opacity)
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image.fill(backColor)
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kwds = {
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'image': image,
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'size': size,
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'foreColor': foreColor if swap_cross else secondColor,
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'penwidth': penwidth,
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'backColor': backColor}
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# middle patch
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image = self.drawPatchQt((1, 1), middle[2], middle[1], middle[0], **kwds)
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# side patch
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kwds['foreColor'] = foreColor
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kwds['type'] = side[0]
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kwds['patch_type'] = side[0]
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for i in xrange(4):
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pos = [(1, 0), (2, 1), (1, 2), (0, 1)][i]
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image = self.drawPatchQt(pos, side[2] + 1 + i, side[1], **kwds)
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# corner patch
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kwds['foreColor'] = secondColor
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kwds['type'] = corner[0]
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kwds['patch_type'] = corner[0]
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for i in xrange(4):
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pos = [(0, 0), (2, 0), (2, 2), (0, 2)][i]
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image = self.drawPatchQt(pos, corner[2] + 1 + i, corner[1], **kwds)
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return image
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def drawPatchQt(self, pos, turn, invert, type, image, size, foreColor,
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backColor, penwidth):
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return image
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def drawPatchQt(self, pos, turn, invert, patch_type, image, size, foreColor,
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backColor, penwidth): # pylint: disable=unused-argument
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"""
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@param size patch size
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"""
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path = self.PATH_SET[type]
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path = self.PATH_SET[patch_type]
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if not path:
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# blank patch
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invert = not invert
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path = [(0., 0.), (1., 0.), (1., 1.), (0., 1.), (0., 0.)]
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polygon = QPolygonF([QPointF(x*size,y*size) for x,y in path])
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polygon = QPolygonF([QPointF(x * size, y * size) for x, y in path])
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rot = turn % 4
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rect = [QPointF(0.,0.), QPointF(size, 0.), QPointF(size, size), QPointF(0., size)]
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rotation = [0,90,180,270]
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rect = [QPointF(0., 0.), QPointF(size, 0.), QPointF(size, size), QPointF(0., size)]
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rotation = [0, 90, 180, 270]
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nopen = QtGui.QPen(foreColor, Qt.NoPen)
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foreBrush = QtGui.QBrush(foreColor, Qt.SolidPattern)
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if penwidth > 0:
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pen_color = QtGui.QColor(255, 255, 255)
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pen = QtGui.QPen(pen_color, Qt.SolidPattern)
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pen.setWidth(penwidth)
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painter = QPainter()
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painter.begin(image)
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painter.setPen(nopen)
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painter.translate(pos[0]*size +penwidth/2, pos[1]*size +penwidth/2)
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painter.translate(pos[0] * size + penwidth / 2, pos[1] * size + penwidth / 2)
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painter.translate(rect[rot])
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painter.rotate(rotation[rot])
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if invert:
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# subtract the actual polygon from a rectangle to invert it
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poly_rect = QPolygonF(rect)
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@ -157,99 +120,119 @@ class IdenticonRendererBase(object):
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# draw the fill
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painter.setPen(nopen)
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painter.drawPolygon(polygon, Qt.WindingFill)
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painter.end()
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return image
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### virtual functions
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def decode(self, code):
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def decode(self, code, twoColor):
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"""virtual functions"""
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raise NotImplementedError
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class DonRenderer(IdenticonRendererBase):
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"""
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Don Park's implementation of identicon
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see : http://www.docuverse.com/blog/donpark/2007/01/19/identicon-updated-and-source-released
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"""
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PATH_SET = [
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#[0] full square:
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# [0] full square:
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[(0, 0), (4, 0), (4, 4), (0, 4)],
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#[1] right-angled triangle pointing top-left:
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# [1] right-angled triangle pointing top-left:
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[(0, 0), (4, 0), (0, 4)],
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#[2] upwardy triangle:
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# [2] upwardy triangle:
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[(2, 0), (4, 4), (0, 4)],
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#[3] left half of square, standing rectangle:
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# [3] left half of square, standing rectangle:
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[(0, 0), (2, 0), (2, 4), (0, 4)],
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#[4] square standing on diagonale:
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# [4] square standing on diagonale:
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[(2, 0), (4, 2), (2, 4), (0, 2)],
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#[5] kite pointing topleft:
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# [5] kite pointing topleft:
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[(0, 0), (4, 2), (4, 4), (2, 4)],
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#[6] Sierpinski triangle, fractal triangles:
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# [6] Sierpinski triangle, fractal triangles:
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[(2, 0), (4, 4), (2, 4), (3, 2), (1, 2), (2, 4), (0, 4)],
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#[7] sharp angled lefttop pointing triangle:
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# [7] sharp angled lefttop pointing triangle:
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[(0, 0), (4, 2), (2, 4)],
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#[8] small centered square:
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# [8] small centered square:
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[(1, 1), (3, 1), (3, 3), (1, 3)],
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#[9] two small triangles:
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# [9] two small triangles:
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[(2, 0), (4, 0), (0, 4), (0, 2), (2, 2)],
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#[10] small topleft square:
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# [10] small topleft square:
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[(0, 0), (2, 0), (2, 2), (0, 2)],
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#[11] downpointing right-angled triangle on bottom:
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# [11] downpointing right-angled triangle on bottom:
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[(0, 2), (4, 2), (2, 4)],
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#[12] uppointing right-angled triangle on bottom:
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# [12] uppointing right-angled triangle on bottom:
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[(2, 2), (4, 4), (0, 4)],
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#[13] small rightbottom pointing right-angled triangle on topleft:
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# [13] small rightbottom pointing right-angled triangle on topleft:
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[(2, 0), (2, 2), (0, 2)],
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#[14] small lefttop pointing right-angled triangle on topleft:
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# [14] small lefttop pointing right-angled triangle on topleft:
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[(0, 0), (2, 0), (0, 2)],
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#[15] empty:
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# [15] empty:
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[]]
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# get the [0] full square, [4] square standing on diagonale, [8] small centered square, or [15] empty tile:
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MIDDLE_PATCH_SET = [0, 4, 8, 15]
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# modify path set
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for idx in xrange(len(PATH_SET)):
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if PATH_SET[idx]:
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p = map(lambda vec: (vec[0] / 4.0, vec[1] / 4.0), PATH_SET[idx])
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p = [(vec[0] / 4.0, vec[1] / 4.0) for vec in PATH_SET[idx]]
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PATH_SET[idx] = p + p[:1]
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def decode(self, code, twoColor):
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# decode the code
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shift = 0; middleType = (code >> shift) & 0x03
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shift += 2; middleInvert= (code >> shift) & 0x01
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shift += 1; cornerType = (code >> shift) & 0x0F
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shift += 4; cornerInvert= (code >> shift) & 0x01
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shift += 1; cornerTurn = (code >> shift) & 0x03
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shift += 2; sideType = (code >> shift) & 0x0F
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shift += 4; sideInvert = (code >> shift) & 0x01
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shift += 1; sideTurn = (code >> shift) & 0x03
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shift += 2; blue = (code >> shift) & 0x1F
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shift += 5; green = (code >> shift) & 0x1F
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shift += 5; red = (code >> shift) & 0x1F
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shift += 5; second_blue = (code >> shift) & 0x1F
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shift += 5; second_green= (code >> shift) & 0x1F
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shift += 5; second_red = (code >> shift) & 0x1F
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shift += 1; swap_cross = (code >> shift) & 0x01
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"""decode the code"""
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shift = 0
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middleType = (code >> shift) & 0x03
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shift += 2
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middleInvert = (code >> shift) & 0x01
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shift += 1
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cornerType = (code >> shift) & 0x0F
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shift += 4
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cornerInvert = (code >> shift) & 0x01
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shift += 1
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cornerTurn = (code >> shift) & 0x03
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shift += 2
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sideType = (code >> shift) & 0x0F
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shift += 4
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sideInvert = (code >> shift) & 0x01
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shift += 1
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sideTurn = (code >> shift) & 0x03
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shift += 2
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blue = (code >> shift) & 0x1F
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shift += 5
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green = (code >> shift) & 0x1F
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shift += 5
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red = (code >> shift) & 0x1F
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shift += 5
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second_blue = (code >> shift) & 0x1F
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shift += 5
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second_green = (code >> shift) & 0x1F
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shift += 5
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second_red = (code >> shift) & 0x1F
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shift += 1
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swap_cross = (code >> shift) & 0x01
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middleType = self.MIDDLE_PATCH_SET[middleType]
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foreColor = (red << 3, green << 3, blue << 3)
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foreColor = QtGui.QColor(*foreColor)
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if twoColor:
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secondColor = (second_blue << 3, second_green << 3, second_red << 3)
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secondColor = QtGui.QColor(*secondColor)
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else:
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secondColor = foreColor
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return (middleType, middleInvert, 0),\
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(cornerType, cornerInvert, cornerTurn),\
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(sideType, sideInvert, sideTurn),\
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foreColor, secondColor, swap_cross
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foreColor, secondColor, swap_cross
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def render_identicon(code, size, twoColor=False, opacity=255, penwidth=0, renderer=None):
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"""Render an image"""
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if not renderer:
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renderer = DonRenderer
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return renderer(code).render(size, twoColor, opacity, penwidth)
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return renderer(code).render(size, twoColor, opacity, penwidth)
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