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
|
#!/usr/bin/python2.7
import re
import time
from subprocess import call
import simplejson as json
import sys
import os
import sha
import lib.utils as utils
from config import *
PARAM_LIST = [
"width", "height",
"color1", "color2",
"stripes",
"stripenumber", "stripeintensity",
"blurriness",
"contrast",
"brightness", "saturation", "hue",
"halftone",
"bevel", "percentbeveled",
"rotate", "flip", "flop", "tilt",
"filetype",
"gradienttype",
"username",
]
DEFAULT_FORMAT = "png"
DEFAULT_COLORS = {
"color1" : "white",
"color2" : "black",
};
DEFAULT_WIDTH = "200"
DEFAULT_HEIGHT = "200"
DEFAULT_BEVEL_PERCENT = "12";
HALFTONEVALUES = {
"checkeredfade": "h6x6a",
"etchedtransition": "o8x8",
"bendaydots": "h16x16o",
"smallerdots1": "h8x8o",
"smallerdots2": "c7x7w",
"flatstripes": "o2x2",
}
class Gradient:
def __init__(self, **kwargs):
self.tag = "imGradient"
self.directory = WORKING_DIR
self.commands = []
self.filename = ""
self.filepath = ""
params = {}
for key in PARAM_LIST:
if key in kwargs:
if key in ['color1', 'color2']:
params[key] = utils.is_color(kwargs[key])
else:
params[key] = utils.sanitize(kwargs[key])
if key in ['rotate','tilt','blurriness','stripenumber','stripeintensity']:
params[key] = params[key] if utils.is_number(params[key]) else ""
elif key in ['brightness', 'contrast', 'hue']:
if not utils.is_number(params[key]) or params[key] == "100": params[key] = ""
else:
params[key] = ""
params['width'] = params['width'] if utils.is_number(params['width']) else DEFAULT_WIDTH
params['height'] = params['height'] if utils.is_number(params['height']) else DEFAULT_HEIGHT
params["color1"] = params["color1"] or DEFAULT_COLORS["color1"];
params["color2"] = params["color2"] or DEFAULT_COLORS["color2"];
self.params = params
if not self.params['percentbeveled']: self.params['percentbeveled'] = DEFAULT_BEVEL_PERCENT
self._bevelvalues = [
"flatout", "flatinner", "evenlyframed", "biginner",
"bigouter", "dramaticflatout", "dramaticflatinner",
]
def newfilename(self):
return "{}{}-{}_{}_{}.{}".format(
self.tag,
self.params['color1'].replace('#','').replace('(','-').replace(')','-'),
self.params['color2'].replace('#','').replace('(','-').replace(')','-'),
utils.now(),
self.params['username'],
self.params['filetype'] or DEFAULT_FORMAT,
)
def _call_cmd(self, cmd):
try:
utils.call_cmd(cmd)
self.commands.append(" ".join(cmd));
except Exception:
raise Exception("Unable to call cmd {}".format(str(cmd)))
def _build_cmd(self):
cmd = [BIN_CONVERT]
cmd.extend([
'-size',
"{}x{}".format(self.params["width"],self.params["height"])
])
if self.params['rotate']: cmd.extend(["-rotate", self.params["rotate"]])
if self.params['tilt']: cmd.extend(["-distort","SRT",self.params['tilt']])
if self.params['flip'] == "true": cmd.append("-flip")
if self.params['flop'] == "true": cmd.append("-flop")
if self.params['contrast']: cmd.extend(["-contrast-stretch", self.params['contrast']])
gradients = {
"canvas" : ["canvas:{}".format(self.params['color1'])],
"radial" : [
"radial-gradient:{}-{}".format( self.params['color1'], self.params['color2'])
],
"colorspace" : [
"-colorspace",
"Gray",
"plasma:{}-{}".format(self.params['color1'], self.params['color2'])
],
"mirrored" : [
"plasma:{}-{}".format(self.params['color1'], self.params['color2']),
"\(","+clone","-flop","\)",
"append"
],
"plasmawash" : [
"plasma:{}-{}".format(self.params['color1'], self.params['color2']),
"-set","colorspace","HSB"
],
"gradientwash" : [
"gradient:{}-{}".format(self.params['color1'], self.params['color2']),
"-set","colorspace","HSB"
],
"noise" : ["xc:","+noise","Random","-virtual-pixel","tile"]
}
if self.params["gradienttype"] in gradients:
cmd.extend(gradients[self.params['gradienttype']])
else:
cmd.append("gradient:{}-{}".format(self.params['color1'], self.params['color2']))
if self.params['blurriness']:
cmd.extend(["-blur","0x{}".format(self.params["blurriness"]),"-auto-level"])
if self.params['stripes'] == "true" and len(self.params['stripenumber']):
cmd.extend(["-function","Sinusoid"])
if self.params['stripeintensity']:
cmd.append("{},{}".format(self.params['stripenumber'],self.params["stripeintensity"]))
else:
cmd.append(self.params['stripenumber'])
if self.params["halftone"] in HALFTONEVALUES:
cmd.extend([
"-ordered-dither",
HALFTONEVALUES[self.params["halftone"]]
])
cmd += [
'-modulate',
"{},{},{}".format(
self.params['brightness'] or "100",
self.params['saturation'] or "100",
self.params['hue'] or "100")
]
cmd.append(os.path.join(self.directory,self.filename));
self._call_cmd(cmd)
def _get_bevelvalue(self):
w, h = map(int, (self.params['width'], self.params['height']))
if h >= w:
bevpercentval = str(int(self.params['percentbeveled'])*0.005*int(h))
else:
bevpercentval = str(int(self.params['percentbeveled'])*0.005*int(w))
return {
"flatout": ["-s",bevpercentval,"-m","outer"],
"flatinner": ["-s",bevpercentval,"-m","inner"],
"evenlyframed": ["-s ",bevpercentval,"-m", "split"],
"biginner": ["-s",bevpercentval,"-m","outer","-c","50","-b","red","-a","25"],
"bigouter": ["-s",bevpercentval,"-m","split","-c","50","-b","red","-a","25"],
"dramaticflatout": ["-s",bevpercentval,"-m","outer","-a","25","-b","blue"],
"dramaticflatinner": ["-s",bevpercentval,"-m","outer","-a","25","-b","blue"],
}[self.params['bevel']]
def _make_bevel(self):
cmd = [BEVELBORDER]
cmd += self._get_bevelvalue()
cmd += [ os.path.join(self.directory,self.filename), os.path.join(self.directory, self.filename) ]
self._call_cmd(cmd)
def create(self):
self.filename = self.newfilename()
self.filepath = os.path.join(self.directory, self.filename)
self._build_cmd()
if self.params['bevel'] in self._bevelvalues:
self._make_bevel()
if __name__ == "__main__":
TEST_FORM = {
"width" : "200",
"color1" : "#ffdead",
"color2" : "blue",
"stripes" : "true",
"stripenumber" : "20",
"gradienttype" : "radial",
"stripeintensity" : "20",
"halftone" : "checkeredfade",
"percentbeveled" : "30",
"flip" : "true",
"bevel" : "flatinner",
"rotate" : "20",
"height" : "200",
"filetype" : "jpg",
"username" : "whatever"
}
g = Gradient(**TEST_FORM);
g.create();
print " ".join(g.commands)
print g.filename
|
