Files
OpenRA/OpenRA.Mods.Common/Widgets/ResourcePreviewWidget.cs
2022-05-28 00:35:10 -05:00

79 lines
2.2 KiB
C#

#region Copyright & License Information
/*
* Copyright 2007-2022 The OpenRA Developers (see AUTHORS)
* This file is part of OpenRA, which is free software. It is made
* available to you under the terms of the GNU General Public License
* as published by the Free Software Foundation, either version 3 of
* the License, or (at your option) any later version. For more
* information, see COPYING.
*/
#endregion
using System;
using System.Linq;
using OpenRA.Graphics;
using OpenRA.Mods.Common.Traits;
using OpenRA.Primitives;
using OpenRA.Widgets;
namespace OpenRA.Mods.Common.Widgets
{
public class ResourcePreviewWidget : Widget
{
public Func<float> GetScale = () => 1f;
readonly WorldRenderer worldRenderer;
readonly IResourceRenderer[] resourceRenderers;
readonly Size tileSize;
string resourceType;
IResourceRenderer resourceRenderer;
public string ResourceType
{
get => resourceType;
set
{
resourceType = value;
if (resourceType != null)
resourceRenderer = resourceRenderers.FirstOrDefault(r => r.ResourceTypes.Contains(resourceType));
else
resourceRenderer = null;
}
}
[ObjectCreator.UseCtor]
public ResourcePreviewWidget(WorldRenderer worldRenderer, World world)
{
this.worldRenderer = worldRenderer;
resourceRenderers = world.WorldActor.TraitsImplementing<IResourceRenderer>().ToArray();
tileSize = world.Map.Grid.TileSize;
}
protected ResourcePreviewWidget(ResourcePreviewWidget other)
: base(other)
{
GetScale = other.GetScale;
worldRenderer = other.worldRenderer;
resourceRenderers = other.resourceRenderers;
tileSize = other.tileSize;
resourceType = other.resourceType;
resourceRenderer = other.resourceRenderer;
}
public override Widget Clone() { return new ResourcePreviewWidget(this); }
public override void Draw()
{
if (resourceRenderer == null)
return;
var scale = GetScale();
var origin = RenderOrigin + new int2((RenderBounds.Size.Width - tileSize.Width) / 2, (RenderBounds.Size.Height - tileSize.Height) / 2);
foreach (var r in resourceRenderer.RenderUIPreview(worldRenderer, resourceType, origin, scale))
r.PrepareRender(worldRenderer).Render(worldRenderer);
}
}
}