614 lines
22 KiB
C#
614 lines
22 KiB
C#
using System.Buffers;
|
|
using System.Numerics;
|
|
using Content.Client.Shuttles.Systems;
|
|
using Content.Shared.Shuttles.Components;
|
|
using Content.Shared.Shuttles.UI.MapObjects;
|
|
using Robust.Client.AutoGenerated;
|
|
using Robust.Client.Graphics;
|
|
using Robust.Client.Input;
|
|
using Robust.Client.ResourceManagement;
|
|
using Robust.Client.UserInterface;
|
|
using Robust.Client.UserInterface.XAML;
|
|
using Robust.Shared.Collections;
|
|
using Robust.Shared.Input;
|
|
using Robust.Shared.Map;
|
|
using Robust.Shared.Map.Components;
|
|
using Robust.Shared.Physics.Components;
|
|
using Robust.Shared.Timing;
|
|
using Robust.Shared.Utility;
|
|
|
|
namespace Content.Client.Shuttles.UI;
|
|
|
|
[GenerateTypedNameReferences]
|
|
public sealed partial class ShuttleMapControl : BaseShuttleControl
|
|
{
|
|
[Dependency] private readonly IGameTiming _timing = default!;
|
|
[Dependency] private readonly IInputManager _inputs = default!;
|
|
[Dependency] private readonly IMapManager _mapManager = default!;
|
|
private readonly ShuttleSystem _shuttles;
|
|
private readonly SharedTransformSystem _xformSystem;
|
|
|
|
protected override bool Draggable => true;
|
|
|
|
public bool ShowBeacons = true;
|
|
public MapId ViewingMap = MapId.Nullspace;
|
|
|
|
private EntityUid? _shuttleEntity;
|
|
|
|
private readonly Font _font;
|
|
|
|
private readonly EntityQuery<PhysicsComponent> _physicsQuery;
|
|
|
|
/// <summary>
|
|
/// Toggles FTL mode on. This shows a pre-vis for FTLing a grid.
|
|
/// </summary>
|
|
public bool FtlMode;
|
|
|
|
private Angle _ftlAngle;
|
|
|
|
/// <summary>
|
|
/// Are we currently in FTL.
|
|
/// </summary>
|
|
public bool InFtl;
|
|
|
|
/// <summary>
|
|
/// Raised when a request to FTL to a particular spot is raised.
|
|
/// </summary>
|
|
public event Action<MapCoordinates, Angle>? RequestFTL;
|
|
|
|
public event Action<NetEntity, Angle>? RequestBeaconFTL;
|
|
|
|
/// <summary>
|
|
/// Set every draw to determine the beacons that are clickable for mouse events
|
|
/// </summary>
|
|
private List<IMapObject> _beacons = new();
|
|
|
|
// Per frame data to avoid re-allocating
|
|
private readonly List<IMapObject> _mapObjects = new();
|
|
private readonly Dictionary<Color, List<Vector2>> _verts = new();
|
|
private readonly Dictionary<Color, List<Vector2>> _edges = new();
|
|
private readonly Dictionary<Color, List<(Vector2, string)>> _strings = new();
|
|
private readonly List<ShuttleExclusionObject> _viewportExclusions = new();
|
|
|
|
public ShuttleMapControl() : base(256f, 512f, 512f)
|
|
{
|
|
RobustXamlLoader.Load(this);
|
|
_shuttles = EntManager.System<ShuttleSystem>();
|
|
_xformSystem = EntManager.System<SharedTransformSystem>();
|
|
var cache = IoCManager.Resolve<IResourceCache>();
|
|
|
|
_physicsQuery = EntManager.GetEntityQuery<PhysicsComponent>();
|
|
|
|
_font = new VectorFont(cache.GetResource<FontResource>("/EngineFonts/NotoSans/NotoSans-Regular.ttf"), 10);
|
|
}
|
|
|
|
public void SetMap(MapId mapId, Vector2 offset, bool recentering = false)
|
|
{
|
|
ViewingMap = mapId;
|
|
TargetOffset = offset;
|
|
Recentering = recentering;
|
|
}
|
|
|
|
public void SetShuttle(EntityUid? entity)
|
|
{
|
|
_shuttleEntity = entity;
|
|
}
|
|
|
|
protected override void MouseMove(GUIMouseMoveEventArgs args)
|
|
{
|
|
// No move for you.
|
|
if (FtlMode)
|
|
return;
|
|
|
|
base.MouseMove(args);
|
|
}
|
|
|
|
protected override void KeyBindUp(GUIBoundKeyEventArgs args)
|
|
{
|
|
if (FtlMode && ViewingMap != MapId.Nullspace)
|
|
{
|
|
if (args.Function == EngineKeyFunctions.UIClick)
|
|
{
|
|
var mapUid = _mapManager.GetMapEntityId(ViewingMap);
|
|
|
|
var beaconsOnly = EntManager.TryGetComponent(mapUid, out FTLDestinationComponent? destComp) &&
|
|
destComp.BeaconsOnly;
|
|
|
|
var mapTransform = Matrix3.CreateInverseTransform(Offset, Angle.Zero);
|
|
|
|
if (beaconsOnly && TryGetBeacon(_beacons, mapTransform, args.RelativePosition, PixelRect, out var foundBeacon, out _))
|
|
{
|
|
RequestBeaconFTL?.Invoke(foundBeacon.Entity, _ftlAngle);
|
|
}
|
|
else
|
|
{
|
|
// We'll send the "adjusted" position and server will adjust it back when relevant.
|
|
var mapCoords = new MapCoordinates(InverseMapPosition(args.RelativePosition), ViewingMap);
|
|
RequestFTL?.Invoke(mapCoords, _ftlAngle);
|
|
}
|
|
}
|
|
}
|
|
|
|
base.KeyBindUp(args);
|
|
}
|
|
|
|
protected override void MouseWheel(GUIMouseWheelEventArgs args)
|
|
{
|
|
// Scroll handles FTL rotation if you're in FTL mode.
|
|
if (FtlMode)
|
|
{
|
|
_ftlAngle += Angle.FromDegrees(15f) * args.Delta.Y;
|
|
_ftlAngle = _ftlAngle.Reduced();
|
|
return;
|
|
}
|
|
|
|
base.MouseWheel(args);
|
|
}
|
|
|
|
private void DrawParallax(DrawingHandleScreen handle)
|
|
{
|
|
if (!EntManager.TryGetComponent(_shuttleEntity, out TransformComponent? shuttleXform) || shuttleXform.MapUid == null)
|
|
return;
|
|
|
|
// TODO: Figure out how the fuck to make this common between the 3 slightly different parallax methods and move to parallaxsystem.
|
|
// Draw background texture
|
|
var tex = _shuttles.GetTexture(shuttleXform.MapUid.Value);
|
|
|
|
// Size of the texture in world units.
|
|
var size = tex.Size * MinimapScale * 1f;
|
|
|
|
var position = ScalePosition(new Vector2(-Offset.X, Offset.Y));
|
|
var slowness = 1f;
|
|
|
|
// The "home" position is the effective origin of this layer.
|
|
// Parallax shifting is relative to the home, and shifts away from the home and towards the Eye centre.
|
|
// The effects of this are such that a slowness of 1 anchors the layer to the centre of the screen, while a slowness of 0 anchors the layer to the world.
|
|
// (For values 0.0 to 1.0 this is in effect a lerp, but it's deliberately unclamped.)
|
|
// The ParallaxAnchor adapts the parallax for station positioning and possibly map-specific tweaks.
|
|
var home = Vector2.Zero;
|
|
var scrolled = Vector2.Zero;
|
|
|
|
// Origin - start with the parallax shift itself.
|
|
var originBL = (position - home) * slowness + scrolled;
|
|
|
|
// Place at the home.
|
|
originBL += home;
|
|
|
|
// Centre the image.
|
|
originBL -= size / 2;
|
|
|
|
// Remove offset so we can floor.
|
|
var botLeft = new Vector2(0f, 0f);
|
|
var topRight = botLeft + Size;
|
|
|
|
var flooredBL = botLeft - originBL;
|
|
|
|
// Floor to background size.
|
|
flooredBL = (flooredBL / size).Floored() * size;
|
|
|
|
// Re-offset.
|
|
flooredBL += originBL;
|
|
|
|
for (var x = flooredBL.X; x < topRight.X; x += size.X)
|
|
{
|
|
for (var y = flooredBL.Y; y < topRight.Y; y += size.Y)
|
|
{
|
|
handle.DrawTextureRect(tex, new UIBox2(x, y, x + size.X, y + size.Y));
|
|
}
|
|
}
|
|
}
|
|
|
|
/// <summary>
|
|
/// Gets the map objects that intersect the viewport.
|
|
/// </summary>
|
|
/// <param name="mapObjects"></param>
|
|
/// <returns></returns>
|
|
private List<IMapObject> GetViewportMapObjects(Matrix3 matty, List<IMapObject> mapObjects)
|
|
{
|
|
var results = new List<IMapObject>();
|
|
var viewBox = SizeBox.Scale(1.2f);
|
|
|
|
foreach (var mapObj in mapObjects)
|
|
{
|
|
// If it's a grid-map skip it.
|
|
if (mapObj is GridMapObject gridObj && EntManager.HasComponent<MapComponent>(gridObj.Entity))
|
|
continue;
|
|
|
|
var mapCoords = _shuttles.GetMapCoordinates(mapObj);
|
|
|
|
var relativePos = matty.Transform(mapCoords.Position);
|
|
relativePos = relativePos with { Y = -relativePos.Y };
|
|
var uiPosition = ScalePosition(relativePos);
|
|
|
|
if (!viewBox.Contains(uiPosition.Floored()))
|
|
continue;
|
|
|
|
results.Add(mapObj);
|
|
}
|
|
|
|
return results;
|
|
}
|
|
|
|
protected override void Draw(DrawingHandleScreen handle)
|
|
{
|
|
base.Draw(handle);
|
|
|
|
if (ViewingMap == MapId.Nullspace)
|
|
return;
|
|
|
|
var mapObjects = _mapObjects;
|
|
DrawRecenter();
|
|
|
|
if (InFtl || mapObjects.Count == 0)
|
|
{
|
|
DrawBacking(handle);
|
|
DrawNoSignal(handle);
|
|
return;
|
|
}
|
|
|
|
DrawParallax(handle);
|
|
|
|
var viewedMapUid = _mapManager.GetMapEntityId(ViewingMap);
|
|
var matty = Matrix3.CreateInverseTransform(Offset, Angle.Zero);
|
|
var realTime = _timing.RealTime;
|
|
var viewBox = new Box2(Offset - WorldRangeVector, Offset + WorldRangeVector);
|
|
var viewportObjects = GetViewportMapObjects(matty, mapObjects);
|
|
_viewportExclusions.Clear();
|
|
|
|
// Draw our FTL range + no FTL zones
|
|
// Do it up here because we want this layered below most things.
|
|
if (FtlMode)
|
|
{
|
|
if (EntManager.TryGetComponent<TransformComponent>(_shuttleEntity, out var shuttleXform))
|
|
{
|
|
var gridUid = _shuttleEntity.Value;
|
|
var gridPhysics = _physicsQuery.GetComponent(gridUid);
|
|
var (gridPos, gridRot) = _xformSystem.GetWorldPositionRotation(shuttleXform);
|
|
gridPos = Maps.GetGridPosition((gridUid, gridPhysics), gridPos, gridRot);
|
|
|
|
var gridRelativePos = matty.Transform(gridPos);
|
|
gridRelativePos = gridRelativePos with { Y = -gridRelativePos.Y };
|
|
var gridUiPos = ScalePosition(gridRelativePos);
|
|
|
|
var range = _shuttles.GetFTLRange(gridUid);
|
|
range *= MinimapScale;
|
|
handle.DrawCircle(gridUiPos, range, Color.Gold, filled: false);
|
|
}
|
|
}
|
|
|
|
var exclusionColor = Color.Red;
|
|
|
|
// Exclusions need a bumped range so we check all the ones on the map.
|
|
foreach (var mapObj in mapObjects)
|
|
{
|
|
if (mapObj is not ShuttleExclusionObject exclusion)
|
|
continue;
|
|
|
|
// Check if it even intersects the viewport.
|
|
var coords = EntManager.GetCoordinates(exclusion.Coordinates);
|
|
var mapCoords = _xformSystem.ToMapCoordinates(coords);
|
|
var enlargedBounds = viewBox.Enlarged(exclusion.Range);
|
|
|
|
if (mapCoords.MapId != ViewingMap ||
|
|
!enlargedBounds.Contains(mapCoords.Position))
|
|
{
|
|
continue;
|
|
}
|
|
|
|
var adjustedPos = matty.Transform(mapCoords.Position);
|
|
var localPos = ScalePosition(adjustedPos with { Y = -adjustedPos.Y});
|
|
handle.DrawCircle(localPos, exclusion.Range * MinimapScale, exclusionColor.WithAlpha(0.05f));
|
|
handle.DrawCircle(localPos, exclusion.Range * MinimapScale, exclusionColor, filled: false);
|
|
|
|
_viewportExclusions.Add(exclusion);
|
|
}
|
|
|
|
_verts.Clear();
|
|
_edges.Clear();
|
|
_strings.Clear();
|
|
|
|
// Add beacons if relevant.
|
|
var beaconsOnly = _shuttles.IsBeaconMap(viewedMapUid);
|
|
var controlLocalBounds = PixelRect;
|
|
_beacons.Clear();
|
|
|
|
if (ShowBeacons)
|
|
{
|
|
var beaconColor = Color.AliceBlue;
|
|
|
|
foreach (var (beaconName, coords, mapO) in GetBeacons(viewportObjects, matty, controlLocalBounds))
|
|
{
|
|
var localPos = matty.Transform(coords.Position);
|
|
localPos = localPos with { Y = -localPos.Y };
|
|
var beaconUiPos = ScalePosition(localPos);
|
|
var mapObject = GetMapObject(localPos, Angle.Zero, scale: 0.75f, scalePosition: true);
|
|
|
|
var existingVerts = _verts.GetOrNew(beaconColor);
|
|
var existingEdges = _edges.GetOrNew(beaconColor);
|
|
|
|
AddMapObject(existingEdges, existingVerts, mapObject);
|
|
_beacons.Add(mapO);
|
|
|
|
var existingStrings = _strings.GetOrNew(beaconColor);
|
|
existingStrings.Add((beaconUiPos, beaconName));
|
|
}
|
|
}
|
|
|
|
foreach (var mapObj in viewportObjects)
|
|
{
|
|
if (mapObj is not GridMapObject gridObj || !EntManager.TryGetComponent(gridObj.Entity, out MapGridComponent? mapGrid))
|
|
continue;
|
|
|
|
Entity<MapGridComponent> grid = (gridObj.Entity, mapGrid);
|
|
IFFComponent? iffComp = null;
|
|
|
|
// Rudimentary IFF for now, if IFF hiding on then we don't show on the map at all
|
|
if (grid.Owner != _shuttleEntity &&
|
|
EntManager.TryGetComponent(grid, out iffComp) &&
|
|
(iffComp.Flags & (IFFFlags.Hide | IFFFlags.HideLabel)) != 0x0)
|
|
{
|
|
continue;
|
|
}
|
|
|
|
var gridColor = _shuttles.GetIFFColor(grid, self: _shuttleEntity == grid.Owner, component: iffComp);
|
|
|
|
var existingVerts = _verts.GetOrNew(gridColor);
|
|
var existingEdges = _edges.GetOrNew(gridColor);
|
|
|
|
var gridPhysics = _physicsQuery.GetComponent(grid.Owner);
|
|
var (gridPos, gridRot) = _xformSystem.GetWorldPositionRotation(grid.Owner);
|
|
gridPos = Maps.GetGridPosition((grid, gridPhysics), gridPos, gridRot);
|
|
|
|
var gridRelativePos = matty.Transform(gridPos);
|
|
gridRelativePos = gridRelativePos with { Y = -gridRelativePos.Y };
|
|
var gridUiPos = ScalePosition(gridRelativePos);
|
|
|
|
var mapObject = GetMapObject(gridRelativePos, Angle.Zero, scalePosition: true);
|
|
AddMapObject(existingEdges, existingVerts, mapObject);
|
|
|
|
// Text
|
|
// Force drawing it at this point.
|
|
var iffText = _shuttles.GetIFFLabel(grid, self: true, component: iffComp);
|
|
|
|
if (string.IsNullOrEmpty(iffText))
|
|
continue;
|
|
|
|
var existingStrings = _strings.GetOrNew(gridColor);
|
|
existingStrings.Add((gridUiPos, iffText));
|
|
}
|
|
|
|
// Batch the colors whoopie
|
|
// really only affects forks with lots of grids.
|
|
foreach (var (color, sendVerts) in _verts)
|
|
{
|
|
handle.DrawPrimitives(DrawPrimitiveTopology.TriangleList, sendVerts, color.WithAlpha(0.05f));
|
|
}
|
|
|
|
foreach (var (color, sendEdges) in _edges)
|
|
{
|
|
handle.DrawPrimitives(DrawPrimitiveTopology.LineList, sendEdges, color);
|
|
}
|
|
|
|
foreach (var (color, sendStrings) in _strings)
|
|
{
|
|
var adjustedColor = Color.FromSrgb(color);
|
|
|
|
foreach (var (gridUiPos, iffText) in sendStrings)
|
|
{
|
|
var textWidth = handle.GetDimensions(_font, iffText, UIScale);
|
|
handle.DrawString(_font, gridUiPos + textWidth with { X = -textWidth.X / 2f }, iffText, adjustedColor);
|
|
}
|
|
}
|
|
|
|
var mousePos = _inputs.MouseScreenPosition;
|
|
var mouseLocalPos = GetLocalPosition(mousePos);
|
|
|
|
// Draw dotted line from our own shuttle entity to mouse.
|
|
if (FtlMode)
|
|
{
|
|
if (mousePos.Window != WindowId.Invalid)
|
|
{
|
|
// If mouse inbounds then draw it.
|
|
if (_shuttleEntity != null && controlLocalBounds.Contains(mouseLocalPos.Floored()) &&
|
|
EntManager.TryGetComponent(_shuttleEntity, out TransformComponent? shuttleXform) &&
|
|
shuttleXform.MapID != MapId.Nullspace)
|
|
{
|
|
// If it's a beacon only map then snap the mouse to a nearby spot.
|
|
ShuttleBeaconObject foundBeacon = default;
|
|
|
|
// Check for beacons around mouse and snap to that.
|
|
if (beaconsOnly && TryGetBeacon(viewportObjects, matty, mouseLocalPos, controlLocalBounds, out foundBeacon, out var foundLocalPos))
|
|
{
|
|
mouseLocalPos = foundLocalPos;
|
|
}
|
|
|
|
var grid = EntManager.GetComponent<MapGridComponent>(_shuttleEntity.Value);
|
|
|
|
var (gridPos, gridRot) = _xformSystem.GetWorldPositionRotation(shuttleXform);
|
|
gridPos = Maps.GetGridPosition(_shuttleEntity.Value, gridPos, gridRot);
|
|
|
|
// do NOT apply LocalCenter operation here because it will be adjusted in FTLFree.
|
|
var mouseMapPos = InverseMapPosition(mouseLocalPos);
|
|
|
|
var ftlFree = (!beaconsOnly || foundBeacon != default) &&
|
|
_shuttles.FTLFree(_shuttleEntity.Value, new EntityCoordinates(viewedMapUid, mouseMapPos), _ftlAngle, _viewportExclusions);
|
|
|
|
var color = ftlFree ? Color.LimeGreen : Color.Magenta;
|
|
|
|
var gridRelativePos = matty.Transform(gridPos);
|
|
gridRelativePos = gridRelativePos with { Y = -gridRelativePos.Y };
|
|
var gridUiPos = ScalePosition(gridRelativePos);
|
|
|
|
// Draw FTL buffer around the mouse.
|
|
var ourFTLBuffer = _shuttles.GetFTLBufferRange(_shuttleEntity.Value, grid);
|
|
ourFTLBuffer *= MinimapScale;
|
|
handle.DrawCircle(mouseLocalPos, ourFTLBuffer, Color.Magenta.WithAlpha(0.01f));
|
|
handle.DrawCircle(mouseLocalPos, ourFTLBuffer, Color.Magenta, filled: false);
|
|
|
|
// Draw line from our shuttle to target
|
|
// Might need to clip the line if it's too far? But my brain wasn't working so F.
|
|
handle.DrawDottedLine(gridUiPos, mouseLocalPos, color, (float) realTime.TotalSeconds * 30f);
|
|
|
|
// Draw shuttle pre-vis
|
|
var mouseVerts = GetMapObject(mouseLocalPos, _ftlAngle, scale: MinimapScale);
|
|
|
|
handle.DrawPrimitives(DrawPrimitiveTopology.TriangleFan, mouseVerts.Span, color.WithAlpha(0.05f));
|
|
handle.DrawPrimitives(DrawPrimitiveTopology.LineLoop, mouseVerts.Span, color);
|
|
|
|
// Draw a notch indicating direction.
|
|
var ftlLength = GetMapObjectRadius() + 16f;
|
|
var ftlEnd = mouseLocalPos + _ftlAngle.RotateVec(new Vector2(0f, -ftlLength));
|
|
|
|
handle.DrawLine(mouseLocalPos, ftlEnd, color);
|
|
}
|
|
}
|
|
}
|
|
|
|
// Draw the coordinates
|
|
var mapOffset = MidPointVector;
|
|
|
|
if (mousePos.Window != WindowId.Invalid &&
|
|
controlLocalBounds.Contains(mouseLocalPos.Floored()))
|
|
{
|
|
mapOffset = mouseLocalPos;
|
|
}
|
|
|
|
mapOffset = InverseMapPosition(mapOffset);
|
|
var coordsText = $"{mapOffset.X:0.0}, {mapOffset.Y:0.0}";
|
|
DrawData(handle, coordsText);
|
|
}
|
|
|
|
private void AddMapObject(List<Vector2> edges, List<Vector2> verts, ValueList<Vector2> mapObject)
|
|
{
|
|
var bottom = mapObject[0];
|
|
var right = mapObject[1];
|
|
var top = mapObject[2];
|
|
var left = mapObject[3];
|
|
|
|
// Diamond interior
|
|
verts.Add(bottom);
|
|
verts.Add(right);
|
|
verts.Add(top);
|
|
|
|
verts.Add(bottom);
|
|
verts.Add(top);
|
|
verts.Add(left);
|
|
|
|
// Diamond edges
|
|
edges.Add(bottom);
|
|
edges.Add(right);
|
|
edges.Add(right);
|
|
edges.Add(top);
|
|
edges.Add(top);
|
|
edges.Add(left);
|
|
edges.Add(left);
|
|
edges.Add(bottom);
|
|
}
|
|
|
|
/// <summary>
|
|
/// Returns the beacons that intersect the viewport.
|
|
/// </summary>
|
|
private IEnumerable<(string Beacon, MapCoordinates Coordinates, IMapObject MapObject)> GetBeacons(List<IMapObject> mapObjs, Matrix3 mapTransform, UIBox2i area)
|
|
{
|
|
foreach (var mapO in mapObjs)
|
|
{
|
|
if (mapO is not ShuttleBeaconObject beacon)
|
|
continue;
|
|
|
|
var beaconCoords = EntManager.GetCoordinates(beacon.Coordinates).ToMap(EntManager, _xformSystem);
|
|
var position = mapTransform.Transform(beaconCoords.Position);
|
|
var localPos = ScalePosition(position with {Y = -position.Y});
|
|
|
|
// If beacon not on screen then ignore it.
|
|
if (!area.Contains(localPos.Floored()))
|
|
continue;
|
|
|
|
yield return (beacon.Name, beaconCoords, mapO);
|
|
}
|
|
}
|
|
|
|
private float GetMapObjectRadius(float scale = 1f) => WorldRange / 40f * scale;
|
|
|
|
private ValueList<Vector2> GetMapObject(Vector2 localPos, Angle angle, float scale = 1f, bool scalePosition = false)
|
|
{
|
|
// Constant size diamonds
|
|
var diamondRadius = GetMapObjectRadius();
|
|
|
|
var mapObj = new ValueList<Vector2>(4)
|
|
{
|
|
localPos + angle.RotateVec(new Vector2(0f, -2f * diamondRadius)) * scale,
|
|
localPos + angle.RotateVec(new Vector2(diamondRadius, 0f)) * scale,
|
|
localPos + angle.RotateVec(new Vector2(0f, 2f * diamondRadius)) * scale,
|
|
localPos + angle.RotateVec(new Vector2(-diamondRadius, 0f)) * scale,
|
|
};
|
|
|
|
if (scalePosition)
|
|
{
|
|
for (var i = 0; i < mapObj.Count; i++)
|
|
{
|
|
mapObj[i] = ScalePosition(mapObj[i]);
|
|
}
|
|
}
|
|
|
|
return mapObj;
|
|
}
|
|
|
|
private bool TryGetBeacon(IEnumerable<IMapObject> mapObjects, Matrix3 mapTransform, Vector2 mousePos, UIBox2i area, out ShuttleBeaconObject foundBeacon, out Vector2 foundLocalPos)
|
|
{
|
|
// In pixels
|
|
const float BeaconSnapRange = 32f;
|
|
float nearestValue = float.MaxValue;
|
|
foundLocalPos = Vector2.Zero;
|
|
foundBeacon = default;
|
|
|
|
foreach (var mapObj in mapObjects)
|
|
{
|
|
if (mapObj is not ShuttleBeaconObject beaconObj)
|
|
continue;
|
|
|
|
var beaconCoords = _xformSystem.ToMapCoordinates(EntManager.GetCoordinates(beaconObj.Coordinates));
|
|
|
|
if (beaconCoords.MapId != ViewingMap)
|
|
continue;
|
|
|
|
// Invalid beacon?
|
|
if (!_shuttles.CanFTLBeacon(beaconObj.Coordinates))
|
|
continue;
|
|
|
|
var position = mapTransform.Transform(beaconCoords.Position);
|
|
var localPos = ScalePosition(position with {Y = -position.Y});
|
|
|
|
// If beacon not on screen then ignore it.
|
|
if (!area.Contains(localPos.Floored()))
|
|
continue;
|
|
|
|
var distance = (localPos - mousePos).Length();
|
|
|
|
if (distance > BeaconSnapRange ||
|
|
distance > nearestValue)
|
|
{
|
|
continue;
|
|
}
|
|
|
|
foundLocalPos = localPos;
|
|
nearestValue = distance;
|
|
foundBeacon = beaconObj;
|
|
}
|
|
|
|
return foundBeacon != default;
|
|
}
|
|
|
|
/// <summary>
|
|
/// Sets the map objects for the next draw.
|
|
/// </summary>
|
|
public void SetMapObjects(Dictionary<MapId, List<IMapObject>> mapObjects)
|
|
{
|
|
_mapObjects.Clear();
|
|
|
|
if (mapObjects.TryGetValue(ViewingMap, out var obbies))
|
|
{
|
|
_mapObjects.AddRange(obbies);
|
|
}
|
|
}
|
|
}
|