source/input/touchscreen.h

   1 #ifndef MSP_INPUT_TOUCHSCREEN_H_
   2 #define MSP_INPUT_TOUCHSCREEN_H_
   3
   4 #include <sigc++/trackable.h>
   5 #include <msp/graphics/window.h>
   6 #include "device.h"
   7
   8 namespace Msp {
   9 namespace Input {
  10
  11 class Touchscreen: public Device, public sigc::trackable
  12 {
  13 private:
  14         static constexpr unsigned UNUSED = static_cast<unsigned>(-1);
  15
  16         Graphics::Window &window;
  17         std::vector<unsigned> active_points;
  18
  19 public:
  20         Touchscreen(Graphics::Window &);
  21         ~Touchscreen();
  22
  23         static bool is_available();
  24
  25         Graphics::Window &get_window() const { return window; }
  26
  27         std::string get_button_name(unsigned) const override;
  28         std::string get_axis_name(unsigned) const override;
  29 private:
  30         void input_event(const Graphics::Window::Event &);
  31
  32         unsigned map_point_id(unsigned);
  33         void touch_down(unsigned);
  34         void touch_move(unsigned, float, float);
  35         void touch_up(unsigned);
  36 };
  37
  38 } // namespace Input
  39 } // namespace Msp
  40
  41 #endif