141 lines
4.5 KiB
C#
141 lines
4.5 KiB
C#
#region Copyright & License Information
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/*
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* Copyright 2007-2011 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. For more information,
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* see COPYING.
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*/
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#endregion
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using System;
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using System.Collections.Generic;
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using System.Drawing;
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using System.Linq;
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using System.Threading;
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using OpenRA.FileFormats;
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using OpenRA.Graphics;
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using OpenRA.Network;
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namespace OpenRA.Widgets
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{
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public class MapPreviewWidget : Widget
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{
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public Func<MapPreview> Preview = () => null;
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public Func<Dictionary<CPos, Session.Client>> SpawnClients = () => new Dictionary<CPos, Session.Client>();
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public Action<MouseInput> OnMouseDown = _ => {};
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public bool IgnoreMouseInput = false;
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public bool ShowSpawnPoints = true;
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public readonly string TooltipContainer;
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public readonly string TooltipTemplate = "SPAWN_TOOLTIP";
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Lazy<TooltipContainerWidget> tooltipContainer;
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public int TooltipSpawnIndex = -1;
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Rectangle MapRect;
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float PreviewScale = 0;
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public MapPreviewWidget()
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{
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tooltipContainer = Exts.Lazy(() => Ui.Root.Get<TooltipContainerWidget>(TooltipContainer));
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}
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protected MapPreviewWidget(MapPreviewWidget other)
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: base(other)
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{
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Preview = other.Preview;
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SpawnClients = other.SpawnClients;
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ShowSpawnPoints = other.ShowSpawnPoints;
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TooltipTemplate = other.TooltipTemplate;
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TooltipContainer = other.TooltipContainer;
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tooltipContainer = Exts.Lazy(() => Ui.Root.Get<TooltipContainerWidget>(TooltipContainer));
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}
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public override Widget Clone() { return new MapPreviewWidget(this); }
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public override bool HandleMouseInput(MouseInput mi)
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{
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if (IgnoreMouseInput)
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return base.HandleMouseInput(mi);
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if (mi.Event != MouseInputEvent.Down)
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return false;
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OnMouseDown(mi);
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return true;
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}
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public override void MouseEntered()
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{
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if (TooltipContainer != null)
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tooltipContainer.Value.SetTooltip(TooltipTemplate, new WidgetArgs() {{ "preview", this }});
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}
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public override void MouseExited()
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{
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if (TooltipContainer != null)
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tooltipContainer.Value.RemoveTooltip();
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}
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public int2 ConvertToPreview(CPos point)
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{
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var preview = Preview();
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return new int2(MapRect.X + (int)(PreviewScale*(point.X - preview.Bounds.Left)) , MapRect.Y + (int)(PreviewScale*(point.Y - preview.Bounds.Top)));
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}
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Sprite minimap;
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public override void Draw()
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{
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var preview = Preview();
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if (preview == null)
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return;
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// Stash a copy of the minimap to ensure consistency
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// (it may be modified by another thread)
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minimap = preview.Minimap;
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if (minimap == null)
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return;
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// Update map rect
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PreviewScale = Math.Min(RenderBounds.Width / minimap.size.X, RenderBounds.Height / minimap.size.Y);
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var w = (int)(PreviewScale * minimap.size.X);
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var h = (int)(PreviewScale * minimap.size.Y);
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var x = RenderBounds.X + (RenderBounds.Width - w) / 2;
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var y = RenderBounds.Y + (RenderBounds.Height - h) / 2;
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MapRect = new Rectangle(x, y, w, h);
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Game.Renderer.RgbaSpriteRenderer.DrawSprite(minimap, new float2(MapRect.Location), new float2(MapRect.Size));
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TooltipSpawnIndex = -1;
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if (ShowSpawnPoints)
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{
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var colors = SpawnClients().ToDictionary(c => c.Key, c => c.Value.Color.RGB);
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var spawnPoints = preview.SpawnPoints;
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foreach (var p in spawnPoints)
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{
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var owned = colors.ContainsKey(p);
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var pos = ConvertToPreview(p);
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var sprite = ChromeProvider.GetImage("lobby-bits", owned ? "spawn-claimed" : "spawn-unclaimed");
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var offset = new int2(sprite.bounds.Width, sprite.bounds.Height) / 2;
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if (owned)
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WidgetUtils.FillEllipseWithColor(new Rectangle(pos.X - offset.X + 1, pos.Y - offset.Y + 1, sprite.bounds.Width - 2, sprite.bounds.Height - 2), colors[p]);
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Game.Renderer.RgbaSpriteRenderer.DrawSprite(sprite, pos - offset);
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var fonts = Game.Renderer.Fonts[ChromeMetrics.Get<string>("SpawnFont")];
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var number = Convert.ToString(spawnPoints.IndexOf(p) + 1);
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offset = fonts.Measure(number) / 2;
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offset.Y += 1; // Does not center well vertically for some reason
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fonts.DrawTextWithContrast(number, pos - offset, ChromeMetrics.Get<Color>("SpawnColor"), ChromeMetrics.Get<Color>("SpawnContrastColor"), 1);
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if (((pos - Viewport.LastMousePos).ToFloat2() * offset.ToFloat2()).LengthSquared < 1)
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TooltipSpawnIndex = spawnPoints.IndexOf(p) + 1;
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}
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}
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}
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public bool Loaded { get { return minimap != null; } }
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}
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}
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