Files
OpenRA/OpenRA.Game/Widgets/MapPreviewWidget.cs
Matthias Mailänder 67cd0645a4 update to .NET 4.0
2014-04-09 20:20:26 +12:00

136 lines
4.0 KiB
C#

#region Copyright & License Information
/*
* Copyright 2007-2011 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. For more information,
* see COPYING.
*/
#endregion
using System;
using System.Collections.Generic;
using System.Drawing;
using System.Linq;
using System.Threading;
using OpenRA.FileFormats;
using OpenRA.Graphics;
using OpenRA.Network;
namespace OpenRA.Widgets
{
public class MapPreviewWidget : Widget
{
public Func<MapPreview> Preview = () => null;
public Func<Dictionary<CPos, Session.Client>> SpawnClients = () => new Dictionary<CPos, Session.Client>();
public Action<MouseInput> OnMouseDown = _ => {};
public bool IgnoreMouseInput = false;
public bool ShowSpawnPoints = true;
public readonly string TooltipContainer;
public readonly string TooltipTemplate = "SPAWN_TOOLTIP";
OpenRA.FileFormats.Lazy<TooltipContainerWidget> tooltipContainer;
public int TooltipSpawnIndex = -1;
Rectangle MapRect;
float PreviewScale = 0;
public MapPreviewWidget()
{
tooltipContainer = Lazy.New(() => Ui.Root.Get<TooltipContainerWidget>(TooltipContainer));
}
protected MapPreviewWidget(MapPreviewWidget other)
: base(other)
{
Preview = other.Preview;
SpawnClients = other.SpawnClients;
ShowSpawnPoints = other.ShowSpawnPoints;
TooltipTemplate = other.TooltipTemplate;
TooltipContainer = other.TooltipContainer;
tooltipContainer = Lazy.New(() => Ui.Root.Get<TooltipContainerWidget>(TooltipContainer));
}
public override Widget Clone() { return new MapPreviewWidget(this); }
public override bool HandleMouseInput(MouseInput mi)
{
if (IgnoreMouseInput)
return base.HandleMouseInput(mi);
if (mi.Event != MouseInputEvent.Down)
return false;
OnMouseDown(mi);
return true;
}
public override void MouseEntered()
{
if (TooltipContainer != null)
tooltipContainer.Value.SetTooltip(TooltipTemplate, new WidgetArgs() {{ "preview", this }});
}
public override void MouseExited()
{
if (TooltipContainer != null)
tooltipContainer.Value.RemoveTooltip();
}
public int2 ConvertToPreview(CPos point)
{
var preview = Preview();
return new int2(MapRect.X + (int)(PreviewScale*(point.X - preview.Bounds.Left)) , MapRect.Y + (int)(PreviewScale*(point.Y - preview.Bounds.Top)));
}
Sprite minimap;
public override void Draw()
{
var preview = Preview();
if (preview == null)
return;
// Stash a copy of the minimap to ensure consistency
// (it may be modified by another thread)
minimap = preview.Minimap;
if (minimap == null)
return;
// Update map rect
PreviewScale = Math.Min(RenderBounds.Width / minimap.size.X, RenderBounds.Height / minimap.size.Y);
var w = (int)(PreviewScale * minimap.size.X);
var h = (int)(PreviewScale * minimap.size.Y);
var x = RenderBounds.X + (RenderBounds.Width - w) / 2;
var y = RenderBounds.Y + (RenderBounds.Height - h) / 2;
MapRect = new Rectangle(x, y, w, h);
Game.Renderer.RgbaSpriteRenderer.DrawSprite(minimap, new float2(MapRect.Location), new float2(MapRect.Size));
TooltipSpawnIndex = -1;
if (ShowSpawnPoints)
{
var colors = SpawnClients().ToDictionary(c => c.Key, c => c.Value.Color.RGB);
var spawnPoints = preview.SpawnPoints;
foreach (var p in spawnPoints)
{
var owned = colors.ContainsKey(p);
var pos = ConvertToPreview(p);
var sprite = ChromeProvider.GetImage("lobby-bits", owned ? "spawn-claimed" : "spawn-unclaimed");
var offset = new int2(-sprite.bounds.Width/2, -sprite.bounds.Height/2);
if (owned)
WidgetUtils.FillRectWithColor(new Rectangle(pos.X + offset.X + 2, pos.Y + offset.Y + 2, 12, 12), colors[p]);
Game.Renderer.RgbaSpriteRenderer.DrawSprite(sprite, pos + offset);
if ((pos - Viewport.LastMousePos).LengthSquared < 64)
TooltipSpawnIndex = spawnPoints.IndexOf(p) + 1;
}
}
}
public bool Loaded { get { return minimap != null; } }
}
}