--- a/src/waypoint.h Fri Aug 03 19:16:36 2007 +0000
+++ b/src/waypoint.h Fri Aug 03 22:09:42 2007 +0000
@@ -8,9 +8,11 @@
#include "oldpool.h"
#include "rail_map.h"
-struct Waypoint {
+struct Waypoint;
+DECLARE_OLD_POOL(Waypoint, Waypoint, 3, 8000)
+
+struct Waypoint : PoolItem<Waypoint, WaypointID, &_Waypoint_pool> {
TileIndex xy; ///< Tile of waypoint
- WaypointID index; ///< Index of waypoint
TownID town_index; ///< Town associated with the waypoint
byte town_cn; ///< The Nth waypoint for this town (consecutive number)
@@ -24,34 +26,26 @@
byte localidx; ///< Index of station within GRF file
byte deleted; ///< Delete counter. If greater than 0 then it is decremented until it reaches 0; the waypoint is then is deleted.
-};
-
-DECLARE_OLD_POOL(Waypoint, Waypoint, 3, 8000)
-/**
- * Check if a Waypoint really exists.
- * @param wp Waypoint to query
- * @return the validity of the waypoint
- */
-static inline bool IsValidWaypoint(const Waypoint *wp)
-{
- return wp->xy != 0;
-}
+ Waypoint(TileIndex tile = 0);
+ ~Waypoint();
+
+ void QuickFree();
+
+ bool IsValid() const;
+};
static inline bool IsValidWaypointID(WaypointID index)
{
- return index < GetWaypointPoolSize() && IsValidWaypoint(GetWaypoint(index));
+ return index < GetWaypointPoolSize() && GetWaypoint(index)->IsValid();
}
-void DestroyWaypoint(Waypoint *wp);
-
static inline void DeleteWaypoint(Waypoint *wp)
{
- DestroyWaypoint(wp);
- wp->xy = 0;
+ wp->~Waypoint();
}
-#define FOR_ALL_WAYPOINTS_FROM(wp, start) for (wp = GetWaypoint(start); wp != NULL; wp = (wp->index + 1U < GetWaypointPoolSize()) ? GetWaypoint(wp->index + 1U) : NULL) if (IsValidWaypoint(wp))
+#define FOR_ALL_WAYPOINTS_FROM(wp, start) for (wp = GetWaypoint(start); wp != NULL; wp = (wp->index + 1U < GetWaypointPoolSize()) ? GetWaypoint(wp->index + 1U) : NULL) if (wp->IsValid())
#define FOR_ALL_WAYPOINTS(wp) FOR_ALL_WAYPOINTS_FROM(wp, 0)
@@ -69,7 +63,7 @@
CommandCost RemoveTrainWaypoint(TileIndex tile, uint32 flags, bool justremove);
Station *ComposeWaypointStation(TileIndex tile);
void ShowRenameWaypointWindow(const Waypoint *cp);
-void DrawWaypointSprite(int x, int y, int image, RailType railtype);
+void DrawWaypointSprite(int x, int y, int stat_id, RailType railtype);
void FixOldWaypoints();
void UpdateAllWaypointSigns();
void AfterLoadWaypoints();