100 lines
2.9 KiB
C#
100 lines
2.9 KiB
C#
#region Copyright & License Information
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/*
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* Copyright 2007-2020 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;
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using OpenRA.Graphics;
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using OpenRA.Primitives;
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using OpenRA.Widgets;
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namespace OpenRA.Mods.Common.Widgets
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{
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public class TerrainTemplatePreviewWidget : Widget
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{
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public Func<float> GetScale = () => 1f;
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readonly WorldRenderer worldRenderer;
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readonly TileSet tileset;
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TerrainTemplateInfo template;
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Rectangle bounds;
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public TerrainTemplateInfo Template
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{
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get
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{
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return template;
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}
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set
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{
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template = value;
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if (template == null)
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return;
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var grid = Game.ModData.Manifest.Get<MapGrid>();
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bounds = worldRenderer.Theater.TemplateBounds(template, grid.TileSize, grid.Type);
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}
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}
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[ObjectCreator.UseCtor]
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public TerrainTemplatePreviewWidget(WorldRenderer worldRenderer, World world)
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{
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this.worldRenderer = worldRenderer;
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tileset = world.Map.Rules.TileSet;
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}
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protected TerrainTemplatePreviewWidget(TerrainTemplatePreviewWidget other)
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: base(other)
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{
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worldRenderer = other.worldRenderer;
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tileset = other.worldRenderer.World.Map.Rules.TileSet;
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Template = other.Template;
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GetScale = other.GetScale;
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}
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public override Widget Clone() { return new TerrainTemplatePreviewWidget(this); }
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public override void Draw()
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{
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if (template == null)
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return;
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var grid = Game.ModData.Manifest.Get<MapGrid>();
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var ts = grid.TileSize;
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var gridType = grid.Type;
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var scale = GetScale();
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var sb = new Rectangle((int)(scale * bounds.X), (int)(scale * bounds.Y), (int)(scale * bounds.Width), (int)(scale * bounds.Height));
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var origin = RenderOrigin + new int2((RenderBounds.Size.Width - sb.Width) / 2 - sb.X, (RenderBounds.Size.Height - sb.Height) / 2 - sb.Y);
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var i = 0;
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for (var y = 0; y < Template.Size.Y; y++)
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{
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for (var x = 0; x < Template.Size.X; x++)
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{
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var tile = new TerrainTile(Template.Id, (byte)(i++));
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if (!tileset.TryGetTileInfo(tile, out var tileInfo))
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continue;
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var sprite = worldRenderer.Theater.TileSprite(tile, 0);
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var size = new float2(sprite.Size.X * scale, sprite.Size.Y * scale);
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var u = gridType == MapGridType.Rectangular ? x : (x - y) / 2f;
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var v = gridType == MapGridType.Rectangular ? y : (x + y) / 2f;
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var pos = origin + scale * (new float2(u * ts.Width, (v - 0.5f * tileInfo.Height) * ts.Height) - 0.5f * sprite.Size);
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var palette = Template.Palette ?? TileSet.TerrainPaletteInternalName;
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Game.Renderer.SpriteRenderer.DrawSprite(sprite, pos, worldRenderer.Palette(palette), size);
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}
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}
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}
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}
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}
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