source/input/mouse.cpp

   1 /* $Id$
   2
   3 This file is part of libmspgbase
   4 Copyright © 2007 Mikko Rasa, Mikkosoft Productions
   5 Distributed under the LGPL
   6 */
   7
   8 #include <msp/strings/formatter.h>
   9 #include "mouse.h"
  10
  11 namespace Msp {
  12 namespace Input {
  13
  14 Mouse::Mouse(Graphics::Window &w):
  15         window(w)
  16 {
  17         name="Mouse";
  18
  19         buttons.resize(3);
  20         axes.resize(2);
  21
  22         window.signal_button_press.connect(sigc::mem_fun(this, &Mouse::button_press));
  23         window.signal_button_release.connect(sigc::mem_fun(this, &Mouse::button_release));
  24         window.signal_pointer_motion.connect(sigc::mem_fun(this, &Mouse::pointer_motion));
  25 }
  26
  27 std::string Mouse::get_button_name(unsigned btn) const
  28 {
  29         switch(btn)
  30         {
  31         case 1:
  32                 return "Left";
  33         case 2:
  34                 return "Middle";
  35         case 3:
  36                 return "Right";
  37         case 4:
  38                 return "Wheel Up";
  39         case 5:
  40                 return "Wheel Down";
  41         default:
  42                 return format("Button %d", btn);
  43         }
  44 }
  45
  46 std::string Mouse::get_axis_name(unsigned axis) const
  47 {
  48         switch(axis)
  49         {
  50         case 0:
  51                 return "X axis";
  52         case 1:
  53                 return "Y axis";
  54         default:
  55                 return format("Axis %d", axis);
  56         };
  57 }
  58
  59 void Mouse::button_press(int, int, unsigned btn, unsigned)
  60 {
  61         set_button_state(btn, true, true);
  62 }
  63
  64 void Mouse::button_release(int, int, unsigned btn, unsigned)
  65 {
  66         set_button_state(btn, false, true);
  67 }
  68
  69 void Mouse::pointer_motion(int x, int y)
  70 {
  71         set_axis_value(0, x*2.0f/window.get_width()-1.0f, true);
  72         set_axis_value(1, 1.0f-y*2.0f/window.get_height(), true);
  73 }
  74
  75 } // namespace Input
  76 } // namespace Msp