130 lines
4.3 KiB
C#
130 lines
4.3 KiB
C#
#region Copyright & License Information
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/*
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* Copyright 2007-2019 The OpenRA Developers (see AUTHORS)
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* This file is part of OpenRA, which is free software. It is made
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* available to you under the terms of the GNU General Public License
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* as published by the Free Software Foundation, either version 3 of
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* the License, or (at your option) any later version. For more
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* information, see COPYING.
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*/
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#endregion
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using System.Collections.Generic;
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using System.Linq;
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using OpenRA.Graphics;
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using OpenRA.Mods.Common.Graphics;
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using OpenRA.Primitives;
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using OpenRA.Traits;
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namespace OpenRA.Mods.Common.Traits.Render
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{
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[Desc("Renders Ctrl groups using typeface.")]
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public class WithTextControlGroupDecorationInfo : ITraitInfo, IRulesetLoaded, Requires<IDecorationBoundsInfo>
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{
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public readonly string Font = "TinyBold";
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[Desc("Display in this color when not using the player color.")]
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public readonly Color Color = Color.White;
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[Desc("Use the player color of the current owner.")]
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public readonly bool UsePlayerColor = false;
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[Desc("The Z offset to apply when rendering this decoration.")]
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public readonly int ZOffset = 1;
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[Desc("Point in the actor's selection box used as reference for offsetting the decoration image. " +
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"Possible values are combinations of Center, Top, Bottom, Left, Right.")]
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public readonly ReferencePoints ReferencePoint = ReferencePoints.Bottom | ReferencePoints.Left;
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[Desc("Manual offset in screen pixel.")]
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public readonly int2 ScreenOffset = new int2(2, -2);
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void IRulesetLoaded<ActorInfo>.RulesetLoaded(Ruleset rules, ActorInfo info)
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{
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if (!Game.ModData.Manifest.Fonts.ContainsKey(Font))
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throw new YamlException("Font '{0}' is not listed in the mod.yaml's Fonts section".F(Font));
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}
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public object Create(ActorInitializer init) { return new WithTextControlGroupDecoration(init.Self, this); }
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}
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public class WithTextControlGroupDecoration : IRenderAboveShroudWhenSelected, INotifyOwnerChanged
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{
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readonly WithTextControlGroupDecorationInfo info;
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readonly IDecorationBounds[] decorationBounds;
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readonly SpriteFont font;
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Color color;
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public WithTextControlGroupDecoration(Actor self, WithTextControlGroupDecorationInfo info)
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{
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this.info = info;
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if (!Game.Renderer.Fonts.TryGetValue(info.Font, out font))
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throw new YamlException("Font '{0}' is not listed in the mod.yaml's Fonts section".F(info.Font));
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decorationBounds = self.TraitsImplementing<IDecorationBounds>().ToArray();
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color = info.UsePlayerColor ? self.Owner.Color : info.Color;
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}
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IEnumerable<IRenderable> IRenderAboveShroudWhenSelected.RenderAboveShroud(Actor self, WorldRenderer wr)
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{
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if (self.Owner != wr.World.LocalPlayer)
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yield break;
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if (self.World.FogObscures(self))
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yield break;
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foreach (var r in DrawControlGroup(self, wr))
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yield return r;
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}
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bool IRenderAboveShroudWhenSelected.SpatiallyPartitionable { get { return true; } }
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IEnumerable<IRenderable> DrawControlGroup(Actor self, WorldRenderer wr)
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{
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var group = self.World.Selection.GetControlGroupForActor(self);
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if (group == null)
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yield break;
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var bounds = decorationBounds.FirstNonEmptyBounds(self, wr);
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var number = group.Value.ToString();
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var halfSize = font.Measure(number) / 2;
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var boundsOffset = new int2(bounds.Left + bounds.Right, bounds.Top + bounds.Bottom) / 2;
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var sizeOffset = int2.Zero;
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if (info.ReferencePoint.HasFlag(ReferencePoints.Top))
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{
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boundsOffset -= new int2(0, bounds.Height / 2);
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sizeOffset += new int2(0, halfSize.Y);
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}
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else if (info.ReferencePoint.HasFlag(ReferencePoints.Bottom))
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{
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boundsOffset += new int2(0, bounds.Height / 2);
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sizeOffset -= new int2(0, halfSize.Y);
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}
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if (info.ReferencePoint.HasFlag(ReferencePoints.Left))
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{
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boundsOffset -= new int2(bounds.Width / 2, 0);
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sizeOffset += new int2(halfSize.X, 0);
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}
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else if (info.ReferencePoint.HasFlag(ReferencePoints.Right))
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{
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boundsOffset += new int2(bounds.Width / 2, 0);
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sizeOffset -= new int2(halfSize.X, 0);
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}
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var screenPos = boundsOffset + sizeOffset + info.ScreenOffset;
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yield return new TextRenderable(font, wr.ProjectedPosition(screenPos), info.ZOffset, color, number);
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}
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void INotifyOwnerChanged.OnOwnerChanged(Actor self, Player oldOwner, Player newOwner)
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{
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if (info.UsePlayerColor)
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color = newOwner.Color;
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}
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}
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}
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