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
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
243
244
245
246
247
248
249
250
251
252
253
254
255
256
257
258
259
260
261
262
263
264
265
266
267
268
|
# Copyright (C) 2007, 2008 One Laptop Per Child
#
# Muriel de Souza Godoi - muriel@laptop.org
#
# This program is free software; you can redistribute it and/or modify
# it under the terms of the GNU General Public License as published by
# the Free Software Foundation; either version 2 of the License, or
# (at your option) any later version.
#
# This program 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 General Public License for more details.
#
# You should have received a copy of the GNU General Public License
# along with this program; if not, write to the Free Software
# Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
#
from os.path import join, dirname
import gc
import rsvg
import re
import gtk
import pango
import logging
import theme
_logger = logging.getLogger('memorize-activity')
class SvgCard(gtk.DrawingArea):
border_svg = join(dirname(__file__), 'images', 'card.svg')
# Default properties
default_props = {}
default_props['back'] = {'fill_color':'#b2b3b7', 'stroke_color':'#b2b3b7', 'opacity':'1'}
default_props['back_h'] = {'fill_color':'#b2b3b7', 'stroke_color':'#ffffff', 'opacity':'1'}
default_props['back_text'] = {'text_color':'#c7c8cc'}
default_props['front'] = {'fill_color':'#4c4d4f', 'stroke_color':'#ffffff', 'opacity':'1'}
default_props['front_h'] = {'fill_color':'#555555', 'stroke_color':'#888888', 'opacity':'1'}
default_props['front_text'] = {'text_color':'#ffffff'}
cache = {}
def __init__(self, id, pprops, jpeg, size, align, bg_color='#000000'):
gtk.DrawingArea.__init__(self)
self.set_size_request(size, size)
self.bg_color = bg_color
self.modify_bg(gtk.STATE_NORMAL, gtk.gdk.color_parse(self.bg_color))
self.flipped = False
self.flipped_once = False
self.id = id
self.jpeg = jpeg
self.show_jpeg = False
self.show_text = False
self.size = size
self.align = align
# Views properties
views = ['back', 'back_h', 'back_text', 'front', 'front_h', 'front_text']
self.pprops = pprops
self.props = {}
for view in views:
self.props[view] = {}
self.props[view].update(self.default_props[view])
self.props[view].update(pprops.get(view, {}))
if len(self.props['back_text'].get('card_text', '')) > 0:
self.back_layout = self.get_text_layout(self.props['back_text']['card_text'], self.size-12)
self.back_layout_position = (self.size -(self.back_layout.get_size()[1]/1000))/2
self.current_layout = self.back_layout
self.current_layout_position = self.back_layout_position
self.current_text_color = self.props['back_text']['text_color']
self.show_text = True
self.current_face = 'back'
# Set events and listeners
self.connect('expose-event', self._expose_cb)
self.set_events(gtk.gdk.ALL_EVENTS_MASK)
gc.collect()
self.show()
def _expose_cb(self, widget, event):
gc = self.window.new_gc()
pixbuf = self._read_icon_data(self.current_face)
self.window.draw_pixbuf(None, pixbuf, 0, 0, 0, 0)
if self.show_jpeg:
self.window.draw_pixbuf(None, self.jpeg, 0, 0,
theme.CARD_PAD, theme.CARD_PAD)
if self.show_text:
widget.window.draw_layout(gc, x=6, y=self.current_layout_position, layout=self.current_layout, foreground=gtk.gdk.color_parse(self.current_text_color))
return False
def _read_icon_data(self, view):
dict = self.props[view]
set = str(self.size)+dict.get('fill_color')+dict.get('stroke_color')
if self.cache.has_key(set):
return self.cache[set]
icon_file = open(self.border_svg, 'r')
data = icon_file.read()
icon_file.close()
# Replace borders parameters
entity = '<!ENTITY fill_color "%s">' % dict.get('fill_color', '')
data = re.sub('<!ENTITY fill_color .*>', entity, data)
entity = '<!ENTITY stroke_color "%s">' % dict.get('stroke_color', '')
data = re.sub('<!ENTITY stroke_color .*>', entity, data)
entity = '<!ENTITY opacity "%s">' % dict.get('opacity', '')
data = re.sub('<!ENTITY opacity .*>', entity, data)
data = re.sub('size_card1', str(self.size), data)
data = re.sub('size_card2', str(self.size-6), data)
data = re.sub('size_card3', str(self.size-17), data)
pixbuf = rsvg.Handle(data=data).get_pixbuf()
self.cache[set] = pixbuf
return pixbuf
def set_border(self, stroke_color, fill_color):
self.props['front'].update({'fill_color':fill_color, 'stroke_color':stroke_color})
self.queue_draw()
while gtk.events_pending():
gtk.main_iteration()
def set_pixbuf(self, pixbuf):
if pixbuf == None:
self.jpeg = None
self.show_jpeg = False
else:
if self.jpeg != None:
del self.jpeg
self.jpeg = pixbuf
del pixbuf
self.show_jpeg = True
self.queue_draw()
while gtk.events_pending():
gtk.main_iteration()
def get_pixbuf(self):
return self.jpeg
def set_highlight(self, status, mouse = False):
if self.flipped:
if mouse:
return
if status:
self.current_face = 'front_h'
else:
self.current_face = 'front'
else:
if status:
self.current_face = 'back_h'
else:
self.current_face = 'back'
self.queue_draw()
def flip(self):
if not self.flipped:
if not self.flipped_once:
if self.jpeg <> None:
pixbuf_t = gtk.gdk.pixbuf_new_from_file(self.jpeg)
if pixbuf_t.get_width() != self.size-22 or pixbuf_t.get_height() != self.size-22:
self.jpeg = pixbuf_t.scale_simple(self.size-22, self.size-22, gtk.gdk.INTERP_BILINEAR)
del pixbuf_t
else:
self.jpeg = pixbuf_t
text = self.props.get('front_text', {}).get('card_text', '')
if text != None and len(text) > 0:
self.front_layout = self.get_text_layout(self.props['front_text']['card_text'], self.size-12)
self.front_layout_position = (self.size -(self.front_layout.get_size()[1]/1000))/2
self.flipped_once = True
if self.jpeg <> None:
self.show_jpeg = True
text = self.props.get('front_text', {}).get('card_text', '')
if text != None and len(text) > 0:
self.current_layout = self.front_layout
self.current_layout_position = self.front_layout_position
self.current_text_color = self.props['front_text']['text_color']
self.show_text = True
else:
self.show_text = False
self.current_face = 'front'
self.flipped = True
self.queue_draw()
while gtk.events_pending():
gtk.main_iteration()
gc.collect()
def flop(self):
self.current_face = 'back'
if len(self.props['back_text'].get('card_text', '')) > 0:
self.current_layout = self.back_layout
self.current_layout_position = self.back_layout_position
self.current_text_color = self.props['back_text']['text_color']
self.show_text = True
else:
self.show_text = False
self.flipped = False
self.show_jpeg = False
self.queue_draw()
def is_flipped(self):
return self.flipped
def get_id(self):
return self.id
def reset(self):
if self.flipped:
fill_color = self.default_props.get('front_border').get('fill_color')
stroke_color = self.default_propsfront_text.get('front_border').get('stroke_color')
self.set_border(fill_color, stroke_color)
self.flop()
def get_text_layout(self, text, size):
if self.size == 119:
font_sizes = [30, 24, 16, 13, 10, 8, 8, 8]
elif self.size == 145:
font_sizes = [45, 28, 20, 16, 13, 11, 9, 8]
else:
font_sizes = [50, 40, 26, 20, 17, 13, 11, 8]
# Set font size considering string length
if len(text) <= 8:
font_size = font_sizes[len(text)-1]
else:
font_size = 8
# Set Pango context and Pango layout
context = self.create_pango_context()
layout = self.create_pango_layout(text)
desc = pango.FontDescription('Deja Vu Sans bold '+str(font_size))
layout.set_font_description(desc)
layout.set_alignment(pango.ALIGN_CENTER)
layout.set_width(size*1000)
return layout
def set_background(self, color):
self.bg_color = color
self.modify_bg(gtk.STATE_NORMAL, gtk.gdk.color_parse(self.bg_color))
def change_text(self, newtext):
self.props['front_text']['card_text'] = newtext
self.front_layout = self.get_text_layout(self.props['front_text'].get('card_text', ''), self.size-11)
if self.align == '2': # top
self.front_layout_position = 6
elif self.align == '3': # bottom
self.front_layout_position = self.size -(self.front_layout.get_size()[1]/1000)
else: # center and none
self.front_layout_position = (self.size -(self.front_layout.get_size()[1]/1000))/2
self.current_layout = self.front_layout
self.current_layout_position = self.front_layout_position
self.current_text_color = self.props['front_text']['text_color']
if len(newtext) > 0:
self.show_text = True
self.queue_draw()
def get_text(self):
return self.props['front_text'].get('card_text', '')
|