示例#1
0
文件: input.c 项目: Kinniken/naev
/**
 * @brief Handles a click event.
 */
static void input_clickevent( SDL_Event* event )
{
   unsigned int pid;
   int mx, my, mxr, myr, pntid, jpid;
   int rx, ry, rh, rw, res;
   int autonav;
   double x, y, zoom, px, py;
   double ang, angp, mouseang;
   HookParam hparam[2];

   /* Generate hook. */
   hparam[0].type    = HOOK_PARAM_NUMBER;
   hparam[0].u.num   = event->button.button;
   hparam[1].type    = HOOK_PARAM_SENTINEL;
   hooks_runParam( "mouse", hparam );

#if !SDL_VERSION_ATLEAST(2,0,0)
   /* Handle zoom. */
   if (event->button.button == SDL_BUTTON_WHEELUP) {
      input_clickZoom( 1.1 );
      return;
   }
   else if (event->button.button == SDL_BUTTON_WHEELDOWN) {
      input_clickZoom( 0.9 );
      return;
   }
#endif /* !SDL_VERSION_ATLEAST(2,0,0) */

   /* Player must not be NULL. */
   if ((player.p == NULL) || player_isFlag(PLAYER_DESTROYED))
      return;

   /* Player must not be dead. */
   if (pilot_isFlag(player.p, PILOT_DEAD))
      return;

   /* Middle mouse enables mouse flying. */
   if (event->button.button == SDL_BUTTON_MIDDLE) {
      player_toggleMouseFly();
      return;
   }

   /* Mouse targeting only uses left and right buttons. */
   if (event->button.button != SDL_BUTTON_LEFT &&
            event->button.button != SDL_BUTTON_RIGHT)
      return;

   autonav = (event->button.button == SDL_BUTTON_RIGHT) ? 1 : 0;

   px = player.p->solid->pos.x;
   py = player.p->solid->pos.y;
   gl_windowToScreenPos( &mx, &my, event->button.x, event->button.y );
   if ((mx <= 15 || my <= 15 ) || (my >= gl_screen.h - 15 || mx >= gl_screen.w - 15)) {
      /* Border targeting is handled as a special case, as it uses angles,
       * not coordinates.
       */
      x = (mx - (gl_screen.w / 2.)) + px;
      y = (my - (gl_screen.h / 2.)) + py;
      mouseang = atan2(py - y, px -  x);
      angp = pilot_getNearestAng( player.p, &pid, mouseang, 1 );
      ang  = system_getClosestAng( cur_system, &pntid, &jpid, x, y, mouseang );

      if  ((ABS(angle_diff(mouseang, angp)) > M_PI / 64) ||
            ABS(angle_diff(mouseang, ang)) < ABS(angle_diff(mouseang, angp)))
         pid = PLAYER_ID; /* Pilot angle is too great, or planet/jump is closer. */
      if  (ABS(angle_diff(mouseang, ang)) > M_PI / 64 )
         jpid = pntid = -1; /* Asset angle difference is too great. */

      if (!autonav && pid != PLAYER_ID) {
         if (input_clickedPilot(pid))
            return;
      }
      else if (pntid >= 0) { /* Planet is closest. */
         if (input_clickedPlanet(pntid, autonav))
            return;
      }
      else if (jpid >= 0) { /* Jump point is closest. */
         if (input_clickedJump(jpid, autonav))
            return;
      }

      /* Fall-through and handle as a normal click. */
   }

   /* Radar targeting requires raw coordinates. */
   mxr = event->button.x;
   myr  = gl_screen.rh - event->button.y;
   gui_radarGetPos( &rx, &ry );
   gui_radarGetDim( &rw, &rh );
   if ((mxr > rx && mxr <= rx + rw ) && (myr > ry && myr <= ry + rh )) { /* Radar */
      zoom = 1.;
      gui_radarGetRes( &res );
      x = (mxr - (rx + rw / 2.)) * res + px;
      y = (myr - (ry + rh / 2.)) * res + py;

      if (input_clickPos( event, x, y, zoom, 10. * res, 15. * res ))
         return;
   }

   /* Visual (on-screen) */
   gl_screenToGameCoords( &x, &y, (double)mx, (double)my );
   zoom = res = 1. / cam_getZoom();

   input_clickPos( event, x, y, zoom, 10. * res, 15. * res );
   return;
}
示例#2
0
文件: input.c 项目: Ttech/naev
/**
 * @brief Handles a click event.
 */
static void input_clickevent( SDL_Event* event )
{
   unsigned int pid;
   Pilot *p;
   int mx, my, mxr, myr, pntid, jpid;
   int rx, ry, rh, rw, res;
   double x, y, m, r, rp, d, dp, px, py;
   double ang, angp, mouseang;
   Planet *pnt;
   JumpPoint *jp;
   HookParam hparam[2];

   /* Generate hook. */
   hparam[0].type    = HOOK_PARAM_NUMBER;
   hparam[0].u.num   = event->button.button;
   hparam[1].type    = HOOK_PARAM_SENTINAL;
   hooks_runParam( "mouse", hparam );

   /* Handle zoom. */
   if (event->button.button == SDL_BUTTON_WHEELUP) {
      input_clickZoom( 1.1 );
      return;
   }
   else if (event->button.button == SDL_BUTTON_WHEELDOWN) {
      input_clickZoom( 0.9 );
      return;
   }

   /* Middle mouse enables mouse flying. */
   if (event->button.button == SDL_BUTTON_MIDDLE) {
      player_toggleMouseFly();
      return;
   }

   /* Mouse targetting is left only. */
   if (event->button.button != SDL_BUTTON_LEFT)
      return;

   /* Player must not be NULL. */
   if (player_isFlag(PLAYER_DESTROYED) || (player.p == NULL))
      return;

   px = player.p->solid->pos.x;
   py = player.p->solid->pos.y;
   gl_windowToScreenPos( &mx, &my, event->button.x, event->button.y );
   gl_screenToGameCoords( &x, &y, (double)mx, (double)my );
   if ((mx <= 15 || my <= 15 ) || (my >= gl_screen.h - 15 || mx >= gl_screen.w - 15)) { /* Border */
      x = (mx - (gl_screen.w / 2.)) + px;
      y = (my - (gl_screen.h / 2.)) + py;
      mouseang = atan2(py - y, px -  x);
      angp = pilot_getNearestAng( player.p, &pid, mouseang, 1 );
      ang  = system_getClosestAng( cur_system, &pntid, &jpid, x, y, mouseang );

      if  ((ABS(angle_diff(mouseang, angp)) > M_PI / 64) ||
            ABS(angle_diff(mouseang, ang)) < ABS(angle_diff(mouseang, angp)))
         pid = PLAYER_ID; /* Pilot angle is too great, or planet/jump is closer. */
      if  (ABS(angle_diff(mouseang, ang)) > M_PI / 64 )
         jpid = pntid = -1; /* Asset angle difference is too great. */
   }
   else { /* Radar targeting requires raw coordinates. */
      mxr = event->button.x;
      myr  = gl_screen.rh - event->button.y;
      gui_radarGetPos( &rx, &ry );
      gui_radarGetDim( &rw, &rh );
      if ((mxr > rx && mxr <= rx + rw ) && (myr > ry && myr <= ry + rh )) { /* Radar */
         m = 1;
         gui_radarGetRes( &res );
         x = (mxr - (rx + rw / 2.)) * res + px;
         y = (myr - (ry + rh / 2.)) * res + py;
      }
      else /* Visual (on-screen) */
         m = res = 1. / cam_getZoom();
      dp = pilot_getNearestPos( player.p, &pid, x, y, 1 );
      d  = system_getClosest( cur_system, &pntid, &jpid, x, y );
      rp = MAX( 1.5 * PILOT_SIZE_APROX * pilot_get(pid)->ship->gfx_space->sw / 2 * m,  10. * res);

      if (pntid >=0) { /* Planet is closer. */
         pnt = cur_system->planets[ pntid ];
         r  = MAX( 1.5 * pnt->radius, 100. );
      }
      else if (jpid >= 0) {
         jp = &cur_system->jumps[ jpid ];
         r  = MAX( 1.5 * jp->radius, 100. );
      }
      else {
         r  = 0.;
      }
      /* Reject pilot if it's too far or a valid asset is closer. */
      if (dp > pow2(rp) || (d < pow2(r) && dp < pow2(rp) && dp >  d))
         pid = PLAYER_ID;
      if (d > pow2(r)) /* Planet or jump point is too far. */
         jpid = pntid = -1;
   }

   if (pid != PLAYER_ID) {
      /* Apply an action if already selected. */
      if (!pilot_isFlag(player.p, PILOT_DEAD) && (pid == player.p->target)) {
         p = pilot_get(pid);
         if (pilot_isDisabled(p) || pilot_isFlag(p, PILOT_BOARDABLE))
            player_board();
         else
            player_hail();
      }
      else
         player_targetSet( pid );
   }
   else if (pntid >= 0) { /* Planet is closest. */
      if (pntid == player.p->nav_planet) {
         pnt = cur_system->planets[ pntid ];
         if (planet_hasService(pnt, PLANET_SERVICE_LAND) &&
               (!areEnemies( player.p->faction, pnt->faction ) || pnt->bribed ))
            player_land();
         else
            player_hailPlanet();
      }
      else
         player_targetPlanetSet( pntid );
   }
   else if (jpid >= 0) { /* Jump point is closest. */
      jp = &cur_system->jumps[ jpid ];
      if (jpid == player.p->nav_hyperspace) {
         if (space_canHyperspace(player.p)) {
            if (!paused) player_autonavAbort(NULL);
            player_jump();
         }
         else
            player_autonavStart();
      }
      else
         player_targetHyperspaceSet( jpid );
   }
}