git.plutz.net Git - viper/blob - plugins/f_scale.py

   1 #encoding: utf-8
   2 #Copyright 2010 Thomas Kretzer, Paul Hänsch
   3
   4 #This file is part of Viper.
   5
   6 #Viper is free software: you can redistribute it and/or modify
   7 #it under the terms of the GNU General Public License as published by
   8 #the Free Software Foundation, either version 3 of the License, or
   9 #(at your option) any later version.
  10
  11 #Viper is distributed in the hope that it will be useful,
  12 #but WITHOUT ANY WARRANTY; without even the implied warranty of
  13 #MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  14 #GNU General Public License for more details.
  15
  16 #You should have received a copy of the GNU General Public License
  17 #along with Viper.  If not, see <http://www.gnu.org/licenses/>
  18
  19 from plugin import *
  20
  21 class F_Scale(F_Plugin):
  22     def build_dialog(self):
  23         self.width = 0
  24         self.height = 0
  25         self.lock = BooleanVar(value = True)
  26         self.subgets['desc'] = Label(self, text = 'Adjust image size by scaling\nthe image')
  27         self.subgets['desc'].pack(side = TOP, anchor = N, expand = True, fill = BOTH)
  28         self.subgets['f_spin'] = Frame(self)
  29         self.subgets['f_spin'].pack(side = TOP, anchor = N, expand = True, fill = BOTH)
  30         self.subgets['l_width'] = Label(self.subgets['f_spin'], text = 'Width:')
  31         self.subgets['l_width'].pack(side = LEFT, anchor = N)
  32         self.subgets['s_width'] = Spinbox(self.subgets['f_spin'], from_ = 0, to = 8192, wrap = False, width = 5)
  33         self.subgets['s_width'].delete(0, END)
  34         self.subgets['s_width'].insert(0, 320)
  35         self.subgets['s_width'].pack(side = LEFT, anchor = N, fill = X)
  36         self.subgets['s_height'] = Spinbox(self.subgets['f_spin'], from_ = -2, to = 8192, wrap = False, width = 5, state = DISABLED)
  37         self.subgets['s_height'].delete(0, END)
  38         self.subgets['s_height'].insert(0, -2)
  39         self.subgets['s_height'].pack(side = RIGHT, anchor = N, fill = X)
  40         self.subgets['l_height'] = Label(self.subgets['f_spin'], text = 'Height:')
  41         self.subgets['l_height'].pack(side = RIGHT, anchor = N)
  42         self.subgets['c_lockaspect'] = Checkbutton(self, variable = self.lock, text = 'Lock aspect', command = self.c_lockaspect)
  43         self.subgets['c_lockaspect'].pack(side = TOP, anchor = N, expand = True, fill = X)
  44
  45     def c_lockaspect(self):
  46         if self.lock.get():
  47             self.subgets['s_height'].configure(from_ = -2)
  48             self.subgets['s_height'].delete(0, END)
  49             self.subgets['s_height'].insert(0, -2)
  50             self.subgets['s_height'].configure(state = DISABLED)
  51         else:
  52             self.subgets['s_height'].configure(from_ = 0, state = NORMAL)
  53             self.subgets['s_height'].delete(0, END)
  54             self.subgets['s_height'].insert(0, 240)
  55
  56     def name(self):
  57         return 'Scale'
  58
  59     def subcommand(self):
  60         return ['-vf-add', 'scale=' + str(self.subgets['s_width'].get()) + ':' + str(self.subgets['s_height'].get())]