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

   1 /* === S Y N F I G ========================================================= */
   2 /*!     \file inputdevice.cpp
   3 **      \brief Template File
   4 **
   5 **      $Id$
   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 #include <gtkmm/devicetracker.h>
  38
  39 #include "general.h"
  40
  41 #endif
  42
  43 /* === U S I N G =========================================================== */
  44
  45 using namespace std;
  46 using namespace etl;
  47 using namespace synfig;
  48 using namespace synfigapp;
  49 using namespace studio;
  50
  51 /* === M A C R O S ========================================================= */
  52
  53 /* === G L O B A L S ======================================================= */
  54
  55 class DeviceSettings : public Settings
  56 {
  57         InputDevice* input_device;
  58 public:
  59         DeviceSettings(InputDevice* input_device):
  60                 input_device(input_device) { }
  61
  62
  63         virtual bool get_value(const synfig::String& key, synfig::String& value)const
  64         {
  65                 if(key=="state")
  66                 {
  67                         value=input_device->get_state();
  68                         return true;
  69                 }
  70                 if(key=="bline_width")
  71                 {
  72                         value=strprintf("%s",input_device->get_bline_width().get_string().c_str());
  73                         return true;
  74                 }
  75                 if(key=="opacity")
  76                 {
  77                         value=strprintf("%f",(float)input_device->get_opacity());
  78                         return true;
  79                 }
  80                 if(key=="blend_method")
  81                 {
  82                         value=strprintf("%i",(int)input_device->get_blend_method());
  83                         return true;
  84                 }
  85                 if(key=="outline_color")
  86                 {
  87                         Color c(input_device->get_outline_color());
  88                         value=strprintf("%f %f %f %f",(float)c.get_r(),(float)c.get_g(),(float)c.get_b(),(float)c.get_a());
  89
  90                         return true;
  91                 }
  92                 if(key=="fill_color")
  93                 {
  94                         Color c(input_device->get_fill_color());
  95                         value=strprintf("%f %f %f %f",(float)c.get_r(),(float)c.get_g(),(float)c.get_b(),(float)c.get_a());
  96
  97                         return true;
  98                 }
  99                 if(key=="mode")
 100                 {
 101                         get_mode_value(value);
 102                         return true;
 103                 }
 104                 if(key=="axes")
 105                 {
 106                         get_axes_value(value);
 107                         return true;
 108                 }
 109                 if(key=="keys")
 110                 {
 111                         get_keys_value(value);
 112                         return true;
 113                 }
 114
 115                 return Settings::get_value(key, value);
 116         }
 117
 118         void get_mode_value(synfig::String & value) const
 119         {
 120                 if (input_device->get_mode() == InputDevice::MODE_SCREEN)
 121                         value = "screen";
 122                 else if (input_device->get_mode() == InputDevice::MODE_WINDOW)
 123                         value = "window";
 124                 else
 125                         value = "disabled";
 126         }
 127
 128         void get_axes_value(synfig::String & value) const
 129         {
 130                 vector<InputDevice::AxisUse> axes = input_device->get_axes();
 131                 value = strprintf("%u", axes.size());
 132                 vector<InputDevice::AxisUse>::const_iterator itr;
 133                 for (itr = axes.begin(); itr != axes.end(); itr++)
 134                         value += strprintf(" %u", (unsigned int) *itr);
 135         }
 136
 137         void get_keys_value(synfig::String & value) const
 138         {
 139                 vector<InputDevice::DeviceKey> keys = input_device->get_keys();
 140                 value = strprintf("%u", keys.size());
 141                 vector<InputDevice::DeviceKey>::const_iterator itr;
 142                 for (itr = keys.begin(); itr != keys.end(); itr++)
 143                         value += strprintf(" %u %u", itr->keyval, itr->modifiers);
 144         }
 145
 146         virtual bool set_value(const synfig::String& key,const synfig::String& value)
 147         {
 148                 if(key=="state")
 149                 {
 150                         input_device->set_state(value);
 151                         return true;
 152                 }
 153                 if(key=="bline_width")
 154                 {
 155                         input_device->set_bline_width(synfig::Distance(value));
 156                         return true;
 157                 }
 158                 if(key=="opacity")
 159                 {
 160                         input_device->set_opacity(atof(value.c_str()));
 161                         return true;
 162                 }
 163                 if(key=="blend_method")
 164                 {
 165                         input_device->set_blend_method(Color::BlendMethod(atoi(value.c_str())));
 166                         return true;
 167                 }
 168                 if(key=="outline_color")
 169                 {
 170                         float r=0,g=0,b=0,a=1;
 171                         if(!strscanf(value,"%f %f %f %f",&r,&g,&b,&a))
 172                                 return false;
 173                         input_device->set_outline_color(synfig::Color(r,g,b,a));
 174                         return true;
 175                 }
 176                 if(key=="fill_color")
 177                 {
 178                         float r=0,g=0,b=0,a=1;
 179                         if(!strscanf(value,"%f %f %f %f",&r,&g,&b,&a))
 180                                 return false;
 181                         input_device->set_fill_color(synfig::Color(r,g,b,a));
 182                         return true;
 183                 }
 184                 if(key=="mode")
 185                 {
 186                         set_mode_value(value);
 187                         return true;
 188                 }
 189                 if(key=="axes")
 190                 {
 191                         set_axes_value(value);
 192                         return true;
 193                 }
 194                 if(key=="keys")
 195                 {
 196                         set_keys_value(value);
 197                         return true;
 198                 }
 199
 200                 return Settings::set_value(key, value);
 201         }
 202
 203         void set_mode_value(const synfig::String & value)
 204         {
 205                 InputDevice::Mode mode;
 206                 if (value == "screen")
 207                         mode = InputDevice::MODE_SCREEN;
 208                 else if (value == "window")
 209                         mode = InputDevice::MODE_WINDOW;
 210                 else
 211                         mode = InputDevice::MODE_DISABLED;
 212
 213                 input_device->set_mode(mode);
 214                 DeviceTracker::set_device_mode(input_device->get_id(), mode);
 215         }
 216
 217         void set_axes_value(const synfig::String & value)
 218         {
 219                 std::vector<InputDevice::AxisUse> axes;
 220
 221                 unsigned pos = value.find(' ', 0);
 222                 if (pos < value.size()) {
 223                         int num_axes = atoi(value.substr(0, pos).c_str());
 224                         axes.resize(num_axes);
 225
 226                         for (int axis = 0; axis < num_axes; axis++) {
 227                                 int last = pos;
 228                                 pos = value.find(' ', pos + 1);
 229                                 axes[axis] = InputDevice::AxisUse(atoi(value.substr(last, pos).c_str()));
 230                         }
 231                 }
 232
 233                 input_device->set_axes(axes);
 234                 DeviceTracker::set_device_axes(input_device->get_id(), axes);
 235         }
 236
 237         void set_keys_value(const synfig::String & value)
 238         {
 239                 std::vector<InputDevice::DeviceKey> keys;
 240
 241                 unsigned pos = value.find(' ', 0);
 242                 if (pos < value.size()) {
 243                         int num_keys = atoi(value.substr(0, pos).c_str());
 244                         keys.resize(num_keys);
 245
 246                         for (int key = 0; key < num_keys; key++) {
 247                                 int last = pos;
 248                                 pos = value.find(' ', pos + 1);
 249                                 keys[key].keyval = (unsigned int) atol(value.substr(last, pos).c_str());
 250                                 last = pos;
 251                                 pos = value.find(' ', pos + 1);
 252                                 keys[key].modifiers = (unsigned int) atol(value.substr(last, pos).c_str());
 253                         }
 254                 }
 255
 256                 input_device->set_keys(keys);
 257                 DeviceTracker::set_device_keys(input_device->get_id(), keys);
 258         }
 259
 260         virtual KeyList get_key_list()const
 261         {
 262                 KeyList ret(Settings::get_key_list());
 263                 ret.push_back("outline_color");
 264                 ret.push_back("fill_color");
 265                 ret.push_back("state");
 266                 ret.push_back("bline_width");
 267                 ret.push_back("blend_method");
 268                 ret.push_back("opacity");
 269                 ret.push_back("mode");
 270                 ret.push_back("axes");
 271                 ret.push_back("keys");
 272                 return ret;
 273         }
 274 };
 275
 276 /* === P R O C E D U R E S ================================================= */
 277
 278 /* === M E T H O D S ======================================================= */
 279
 280 InputDevice::InputDevice(const synfig::String id_, Type type_):
 281         id_(id_),
 282         type_(type_),
 283         state_((type_==TYPE_PEN)?"draw":"normal"),
 284         outline_color_(Color::black()),
 285         fill_color_(Color::white()),
 286         bline_width_(Distance(1,Distance::SYSTEM_POINTS)),
 287         opacity_(1.0f),
 288         blend_method_(Color::BLEND_COMPOSITE),
 289         mode_(MODE_DISABLED)
 290 {
 291         device_settings=new DeviceSettings(this);
 292         Main::settings().add_domain(device_settings,"input_device."+id_);
 293 }
 294
 295 InputDevice::~InputDevice()
 296 {
 297         Main::settings().remove_domain("input_device."+id_);
 298         delete device_settings;
 299 }
 300
 301 Settings&
 302 InputDevice::settings()
 303 {
 304         return *device_settings;
 305 }
 306
 307 const Settings&
 308 InputDevice::settings()const
 309 {
 310         return *device_settings;
 311 }