synfig-studio/trunk/src/synfigapp/inputdevice.cpp

   1 /* === S Y N F I G ========================================================= */
   2 /*!     \file inputdevice.cpp
   3 **      \brief Template File
   4 **
   5 **      $Id: inputdevice.cpp,v 1.2 2005/01/12 04:08:32 darco Exp $
   6 **
   7 **      \legal
   8 **      Copyright (c) 2002-2005 Robert B. Quattlebaum Jr., Adrian Bentley
   9 **
  10 **      This package is free software; you can redistribute it and/or
  11 **      modify it under the terms of the GNU General Public License as
  12 **      published by the Free Software Foundation; either version 2 of
  13 **      the License, or (at your option) any later version.
  14 **
  15 **      This package is distributed in the hope that it will be useful,
  16 **      but WITHOUT ANY WARRANTY; without even the implied warranty of
  17 **      MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
  18 **      General Public License for more details.
  19 **      \endlegal
  20 */
  21 /* ========================================================================= */
  22
  23 /* === H E A D E R S ======================================================= */
  24
  25 #ifdef USING_PCH
  26 #       include "pch.h"
  27 #else
  28 #ifdef HAVE_CONFIG_H
  29 #       include <config.h>
  30 #endif
  31
  32 #include "inputdevice.h"
  33 #include "settings.h"
  34 #include <cstdio>
  35 #include <ETL/stringf>
  36 #include "main.h"
  37
  38 #endif
  39
  40 /* === U S I N G =========================================================== */
  41
  42 using namespace std;
  43 using namespace etl;
  44 using namespace synfig;
  45 using namespace synfigapp;
  46
  47 /* === M A C R O S ========================================================= */
  48
  49 /* === G L O B A L S ======================================================= */
  50
  51 class DeviceSettings : public Settings
  52 {
  53         InputDevice* input_device;
  54 public:
  55         DeviceSettings(InputDevice* input_device):
  56                 input_device(input_device) { }
  57
  58
  59         virtual bool get_value(const synfig::String& key, synfig::String& value)const
  60         {
  61                 if(key=="state")
  62                 {
  63                         value=input_device->get_state();
  64                         return true;
  65                 }
  66                 if(key=="bline_width")
  67                 {
  68                         value=strprintf("%s",input_device->get_bline_width().get_string().c_str());
  69                         return true;
  70                 }
  71                 if(key=="opacity")
  72                 {
  73                         value=strprintf("%f",(float)input_device->get_opacity());
  74                         return true;
  75                 }
  76                 if(key=="blend_method")
  77                 {
  78                         value=strprintf("%i",(int)input_device->get_blend_method());
  79                         return true;
  80                 }
  81                 if(key=="color")
  82                 {
  83                         Color c(input_device->get_foreground_color());
  84                         value=strprintf("%f %f %f %f",(float)c.get_r(),(float)c.get_g(),(float)c.get_b(),(float)c.get_a());
  85
  86                         return true;
  87                 }
  88
  89                 return Settings::get_value(key, value);
  90         }
  91
  92         virtual bool set_value(const synfig::String& key,const synfig::String& value)
  93         {
  94                         DEBUGPOINT();
  95                 if(key=="state")
  96                 {
  97                         input_device->set_state(value);
  98                         return true;
  99                 }
 100                 if(key=="bline_width")
 101                 {
 102                         input_device->set_bline_width(synfig::Distance(value));
 103                         return true;
 104                 }
 105                 if(key=="opacity")
 106                 {
 107                         input_device->set_opacity(atof(value.c_str()));
 108                         return true;
 109                 }
 110                 if(key=="blend_method")
 111                 {
 112                         input_device->set_blend_method(Color::BlendMethod(atoi(value.c_str())));
 113                         return true;
 114                 }
 115                 if(key=="color")
 116                 {
 117                         float r=0,g=0,b=0,a=1;
 118                         if(!strscanf(value,"%f %f %f %f",&r,&g,&b,&a))
 119                                 return false;
 120                         input_device->set_foreground_color(synfig::Color(r,g,b,a));
 121                         return true;
 122                 }
 123
 124                 return Settings::set_value(key, value);
 125         }
 126
 127         virtual KeyList get_key_list()const
 128         {
 129                 KeyList ret(Settings::get_key_list());
 130                 ret.push_back("color");
 131                 ret.push_back("state");
 132                 ret.push_back("bline_width");
 133                 ret.push_back("blend_method");
 134                 ret.push_back("opacity");
 135                 return ret;
 136         }
 137 };
 138
 139 /* === P R O C E D U R E S ================================================= */
 140
 141 /* === M E T H O D S ======================================================= */
 142
 143 InputDevice::InputDevice(const synfig::String id_, Type type_):
 144         id_(id_),
 145         type_(type_),
 146         state_((type_==TYPE_PEN)?"sketch":"normal"),
 147         foreground_color_(Color::black()),
 148         background_color_(Color::white()),
 149         bline_width_(Distance(1,Distance::SYSTEM_POINTS)),
 150         opacity_(1.0f),
 151         blend_method_(Color::BLEND_COMPOSITE)
 152 {
 153         switch(type_)
 154         {
 155                 case TYPE_MOUSE:
 156                         state_="normal";
 157                         break;
 158
 159                 case TYPE_PEN:
 160                         state_="draw";
 161                         break;
 162
 163                 case TYPE_ERASER:
 164                         state_="normal";
 165                         break;
 166
 167                 case TYPE_CURSOR:
 168                         state_="normal";
 169                         break;
 170
 171                 default:
 172                         state_="normal";
 173                         break;
 174         }
 175
 176         device_settings=new DeviceSettings(this);
 177         Main::settings().add_domain(device_settings,"input_device."+id_);
 178 }
 179
 180 InputDevice::~InputDevice()
 181 {
 182         Main::settings().remove_domain("input_device."+id_);
 183         delete device_settings;
 184 }
 185
 186 Settings&
 187 InputDevice::settings()
 188 {
 189         return *device_settings;
 190 }
 191
 192 const Settings&
 193 InputDevice::settings()const
 194 {
 195         return *device_settings;
 196 }