105 lines
3.4 KiB
C#
105 lines
3.4 KiB
C#
using System.Numerics;
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using Content.Shared.Examine;
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using Robust.Client.Graphics;
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using Robust.Client.Player;
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using Robust.Client.UserInterface;
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using Robust.Shared;
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using Robust.Shared.Configuration;
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using Robust.Shared.Enums;
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using Robust.Shared.Map;
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using Robust.Shared.Prototypes;
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namespace Content.Client.Popups;
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/// <summary>
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/// Draws popup text, either in world or on screen.
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/// </summary>
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public sealed class PopupOverlay : Overlay
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{
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private readonly IConfigurationManager _configManager;
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private readonly IEntityManager _entManager;
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private readonly IPlayerManager _playerMgr;
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private readonly IUserInterfaceManager _uiManager;
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private readonly PopupSystem _popup;
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private readonly PopupUIController _controller;
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private readonly ExamineSystemShared _examine;
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private readonly SharedTransformSystem _transform;
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private readonly ShaderInstance _shader;
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public override OverlaySpace Space => OverlaySpace.ScreenSpace;
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public PopupOverlay(
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IConfigurationManager configManager,
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IEntityManager entManager,
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IPlayerManager playerMgr,
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IPrototypeManager protoManager,
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IUserInterfaceManager uiManager,
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PopupUIController controller,
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ExamineSystemShared examine,
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SharedTransformSystem transform,
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PopupSystem popup)
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{
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_configManager = configManager;
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_entManager = entManager;
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_playerMgr = playerMgr;
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_uiManager = uiManager;
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_examine = examine;
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_transform = transform;
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_popup = popup;
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_controller = controller;
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_shader = protoManager.Index<ShaderPrototype>("unshaded").Instance();
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}
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protected override void Draw(in OverlayDrawArgs args)
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{
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if (args.ViewportControl == null)
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return;
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args.DrawingHandle.SetTransform(Matrix3x2.Identity);
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args.DrawingHandle.UseShader(_shader);
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var scale = _configManager.GetCVar(CVars.DisplayUIScale);
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if (scale == 0f)
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scale = _uiManager.DefaultUIScale;
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DrawWorld(args.ScreenHandle, args, scale);
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args.DrawingHandle.UseShader(null);
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}
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private void DrawWorld(DrawingHandleScreen worldHandle, OverlayDrawArgs args, float scale)
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{
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if (_popup.WorldLabels.Count == 0 || args.ViewportControl == null)
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return;
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var matrix = args.ViewportControl.GetWorldToScreenMatrix();
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var ourEntity = _playerMgr.LocalEntity;
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var viewPos = new MapCoordinates(args.WorldAABB.Center, args.MapId);
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var ourPos = args.WorldBounds.Center;
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if (ourEntity != null)
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{
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viewPos = _transform.GetMapCoordinates(ourEntity.Value);
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ourPos = viewPos.Position;
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}
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foreach (var popup in _popup.WorldLabels)
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{
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var mapPos = popup.InitialPos.ToMap(_entManager, _transform);
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if (mapPos.MapId != args.MapId)
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continue;
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var distance = (mapPos.Position - ourPos).Length();
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// Should handle fade here too wyci.
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if (!args.WorldBounds.Contains(mapPos.Position) || !_examine.InRangeUnOccluded(viewPos, mapPos, distance,
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e => e == popup.InitialPos.EntityId || e == ourEntity, entMan: _entManager))
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continue;
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var pos = Vector2.Transform(mapPos.Position, matrix);
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_controller.DrawPopup(popup, worldHandle, pos, scale);
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}
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}
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}
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