public InfoOverlay(LogicalMap2D logicalMap)
{
_logicalMap = logicalMap ?? throw new ArgumentNullException(nameof(logicalMap));
// 1 tile padding all around so we don't have to worry about edge conditions in the shader
_tiles = new byte[Width * Height];
_logicalMap.Dirty += (sender, args) =>
{
if (args.Type != IconChangeType.Trigger)
{
return;
}
int index = _logicalMap.Index(args.X, args.Y);
var zone = _logicalMap.GetZone(index);
var triggers = zone?.Trigger ?? 0;
_tiles[Index(args.X, args.Y)] = BuildTile(triggers);
BufferDirty = true;
};
On <BeginFrameEvent>(_ => _flags = 0);
On <CursorModeEvent>(e
=> _flags |= e.Mode switch
{
CursorMode.Examine => InfoOverlayFlags.VerbExamine,
CursorMode.Manipulate => InfoOverlayFlags.VerbManipulate,
CursorMode.Talk => InfoOverlayFlags.VerbTalk,
CursorMode.Take => InfoOverlayFlags.VerbTake,
_ => 0
});
void OnNpcEnteredTile(NpcEnteredTileEvent e)
{
MapEventZone zone;
while (true)
{
zone = _logicalMap.GetZone(e.X, e.Y);
if (zone == null || !zone.Trigger.HasFlag(TriggerTypes.Npc))
{
return;
}
if (!(zone.Chain.FirstEvent.Event is OffsetEvent offset))
{
break;
}
e = new NpcEnteredTileEvent(e.Id, e.X + offset.X, e.Y + offset.Y);
}
if (zone.Chain.Enabled)
{
Raise(new TriggerChainEvent(zone.Chain, zone.Node, new EventSource(_mapData.Id, _mapData.Id.ToMapText(), TriggerTypes.Npc, e.X, e.Y)));
}
}
bool OnSelect(WorldCoordinateSelectEvent e, Action <Selection> continuation)
{
float denominator = Vector3.Dot(Normal, e.Direction);
if (Math.Abs(denominator) < 0.00001f)
{
return(false);
}
float t = Vector3.Dot(-e.Origin, Normal) / denominator;
if (t < 0)
{
return(false);
}
Vector3 intersectionPoint = e.Origin + t * e.Direction;
int x = (int)(intersectionPoint.X / _renderable.TileSize.X);
int y = (int)(intersectionPoint.Y / _renderable.TileSize.Y);
int highlightIndex = y * _map.Width + x;
var underlayTile = _map.GetUnderlay(x, y);
var overlayTile = _map.GetOverlay(x, y);
continuation(new Selection(e.Origin, e.Direction, t, new MapTileHit(
new Vector2(x, y),
intersectionPoint,
_renderable.GetWeakUnderlayReference(x, y),
_renderable.GetWeakOverlayReference(x, y))));
if (underlayTile != null)
{
continuation(new Selection(e.Origin, e.Direction, t, underlayTile));
}
if (overlayTile != null)
{
continuation(new Selection(e.Origin, e.Direction, t, overlayTile));
}
continuation(new Selection(e.Origin, e.Direction, t, this));
var zone = _map.GetZone(x, y);
if (zone != null)
{
continuation(new Selection(e.Origin, e.Direction, t, zone));
}
var chain = zone?.Chain;
if (chain != null)
{
foreach (var zoneEvent in chain.Events)
{
continuation(new Selection(e.Origin, e.Direction, t, zoneEvent));
}
}
if (_lastHighlightIndex != highlightIndex)
{
HighlightIndexChanged?.Invoke(this, highlightIndex);
_lastHighlightIndex = highlightIndex;
}
return(true);
}