Files
OpenRA/OpenRA.Mods.RA/Widgets/ObserverStatsGraphWidget.cs
2013-01-08 22:42:43 +13:00

92 lines
2.7 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 OpenRA.FileFormats;
namespace OpenRA.Widgets
{
public class ObserverStatsGraphWidget : Widget
{
public Func<IEnumerable<Pair<Player, IEnumerable<float>>>> GetDataSource = () => null;
public Func<float> GetDataScale = () => 1.0f;
public Func<string> GetLastValueFormat = () => "{0}";
public Func<int> GetNodeCount = () => 20;
public Func<int> GetNodeStep = () => 5;
public ObserverStatsGraphWidget() : base() { }
protected ObserverStatsGraphWidget(ObserverStatsGraphWidget other)
: base(other)
{
GetDataSource = other.GetDataSource;
}
public override void Draw()
{
var rect = RenderBounds;
var origin = new float2(rect.Left, rect.Bottom);
var basis = new float2(rect.Width / 100, rect.Height / 100);
Game.Renderer.LineRenderer.DrawLine(origin, origin + new float2(100, 0) * basis, Color.White, Color.White);
Game.Renderer.LineRenderer.DrawLine(origin, origin - new float2(0, 100) * basis, Color.White, Color.White);
Game.Renderer.LineRenderer.DrawLine(origin + new float2(100, 0) * basis, origin + new float2(100, -100) * basis, Color.White, Color.White);
var tinyBold = Game.Renderer.Fonts["TinyBold"];
var i = 0;
foreach (var pair in GetDataSource())
{
var player = pair.First;
var data = pair.Second.Reverse().Take(GetNodeCount()).Reverse();
var color = player.ColorRamp.GetColor(0);
if (data.Any())
{
var scale = GetDataScale();
var scaledData = data.Select(d => d * scale);
var n = 0;
var step = GetNodeStep();
scaledData.Aggregate((a, b) =>
{
Game.Renderer.LineRenderer.DrawLine(
origin + new float2(n, -a) * basis,
origin + new float2(n + step, -b) * basis,
color, color);
n += step;
return b;
});
var lastValue = data.Last();
if (lastValue != 0)
{
var scaledLastValue = lastValue * scale;
var lastValueFormat = GetLastValueFormat();
if (lastValueFormat != null)
{
tinyBold.DrawText(lastValueFormat.F(lastValue), origin + new float2(n, -scaledLastValue - 2) * basis, color);
}
}
}
tinyBold.DrawText(player.PlayerName, new float2(rect.Left, rect.Top) + new float2(5, 10 * i - 3), color);
i++;
}
}
public override Widget Clone()
{
return new ObserverStatsGraphWidget(this);
}
}
}