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