1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
|
# -*- coding: utf-8 -*-
# libavg - Media Playback Engine.
# Copyright (C) 2003-2014 Ulrich von Zadow
#
# This library is free software; you can redistribute it and/or
# modify it under the terms of the GNU Lesser General Public
# License as published by the Free Software Foundation; either
# version 2 of the License, or (at your option) any later version.
#
# This library is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
# Lesser General Public License for more details.
#
# You should have received a copy of the GNU Lesser General Public
# License along with this library; if not, write to the Free Software
# Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
#
# Current versions can be found at www.libavg.de
from libavg import avg
import os, copy
import xml.etree.ElementTree as ET
class Skin:
default = None
def __init__(self, skinXmlFName, mediaDir=""):
global defaultMediaDir
self.__mediaDir = defaultMediaDir if mediaDir == "" else mediaDir
schemaFName = defaultMediaDir+"skin.xsd"
schemaString = open(schemaFName, "r").read()
skinPath = os.path.join(self.__mediaDir, skinXmlFName)
xmlString = open(skinPath, "r").read()
avg.validateXml(xmlString, schemaString, skinXmlFName, schemaFName)
xmlRoot = ET.fromstring(xmlString)
self.fonts = {}
for fontNode in xmlRoot.findall("fontdef"):
fontid, attrs = self.__splitAttrs(fontNode)
if "baseid" in attrs:
self.fonts[fontid] = copy.copy(self.fonts[attrs["baseid"]])
font = self.fonts[fontid]
del attrs["baseid"]
for (key, value) in attrs.iteritems():
setattr(font, key, value)
else:
kwargs = self.__extractArgs(attrs,
("fontsize", "letterspacing", "linespacing"))
self.fonts[fontid] = avg.FontStyle(**kwargs)
self.textButtonCfg, self.defaultTextButtonCfg = self.__parseElement(
xmlRoot, "textbutton",
bmpArgNames={"upSrc": "upBmp", "downSrc": "downBmp",
"disabledSrc": "disabledBmp"},
fontArgNames=("font", "downFont", "disabledFont"))
self.checkBoxCfg, self.defaultCheckBoxCfg = self.__parseElement(
xmlRoot, "checkbox",
bmpArgNames={"uncheckedUpSrc":"uncheckedUpBmp",
"uncheckedDownSrc":"uncheckedDownBmp",
"uncheckedDisabledSrc":"uncheckedDisabledBmp",
"checkedUpSrc":"checkedUpBmp",
"checkedDownSrc":"checkedDownBmp",
"checkedDisabledSrc":"checkedDisabledBmp"},
fontArgNames=("font", "downFont", "disabledFont"))
self.sliderCfg, self.defaultSliderCfg = self.__initSliders(xmlRoot, "slider")
self.scrollBarCfg, self.defaultScrollBarCfg = self.__initSliders(
xmlRoot, "scrollbar")
self.progressBarCfg, self.defaultProgressBarCfg = self.__initSliders(
xmlRoot, "progressbar")
self.scrollAreaCfg, self.defaultScrollAreaCfg = self.__parseElement(
xmlRoot, "scrollarea",
pyArgNames=("friction","borderEndsExtent","margins",
"sensitiveScrollBars"),
bmpArgNames={"borderSrc":"borderBmp"})
self.mediaControlCfg, self.defaultMediaControlCfg = self.__parseElement(
xmlRoot, "mediacontrol",
bmpArgNames={"playUpSrc":"playUpBmp",
"playDownSrc":"playDownBmp",
"playDisabledSrc":"playDisabledBmp",
"pauseUpSrc":"pauseUpBmp",
"pauseDownSrc":"pauseDownBmp",
"pauseDisabledSrc":"pauseDisabledBmp"},
pyArgNames=("timePos", "timeLeftPos", "barPos", "barRight"),
fontArgNames=("font"))
def __parseElement(self, xmlRoot, elementName, pyArgNames=(), bmpArgNames={},
fontArgNames=()):
cfgMap = {}
defaultCfg = None
for node in xmlRoot.findall(elementName):
nodeid, attrs = self.__splitAttrs(node)
kwargs = self.__extractArgs(attrs, pyArgNames=pyArgNames,
bmpArgNames=bmpArgNames, fontArgNames=fontArgNames)
cfgMap[nodeid] = kwargs
if defaultCfg == None or nodeid == None:
defaultCfg = kwargs
return cfgMap, defaultCfg
def __splitAttrs(self, xmlNode):
attrs = xmlNode.attrib
if "id" in attrs:
nodeID = attrs["id"]
del attrs["id"]
else:
nodeID = None
return nodeID, attrs
def __extractArgs(self, attrs, pyArgNames=(), bmpArgNames={}, fontArgNames=()):
kwargs = {}
for (key, value) in attrs.iteritems():
if key in pyArgNames:
kwargs[key] = eval(value)
elif key in bmpArgNames.iterkeys():
argkey = bmpArgNames[key]
kwargs[argkey] = avg.Bitmap(os.path.join(self.__mediaDir, value))
elif key in fontArgNames:
kwargs[key] = self.fonts[value]
else:
kwargs[key] = value
return kwargs
def __initSliders(self, xmlRoot, typeName):
sliderCfg = {}
defaultSliderCfg = None
for sliderXmlNode in xmlRoot.findall(typeName):
(nodeID, bogus) = self.__splitAttrs(sliderXmlNode)
sliderCfg[nodeID] = {}
if defaultSliderCfg == None or nodeID == None:
defaultSliderCfg = sliderCfg[nodeID]
for xmlNode in sliderXmlNode.findall("*"):
# Loop through orientations (horiz, vert)
bogus, attrs = self.__splitAttrs(xmlNode)
kwargs = self.__extractArgs(attrs,
pyArgNames=("trackEndsExtent", "thumbEndsExtent"),
bmpArgNames={"trackSrc": "trackBmp",
"trackDisabledSrc": "trackDisabledBmp",
"thumbUpSrc": "thumbUpBmp",
"thumbDownSrc": "thumbDownBmp",
"thumbDisabledSrc": "thumbDisabledBmp"})
sliderCfg[nodeID][xmlNode.tag] = kwargs
return (sliderCfg, defaultSliderCfg)
def getBmpFromCfg(cfg, bmpName, defaultName=None):
if bmpName in cfg:
return cfg[bmpName]
else:
return cfg[defaultName]
defaultMediaDir = os.path.join(os.path.dirname(__file__), "..", 'data/')
Skin.default = Skin("SimpleSkin.xml", "")
|
