Files
OpenRA/OpenRA.Mods.RA/Widgets/HueSliderWidget.cs
RoosterDragon a598a01108 Fixed IDisposable implementation and usage.
- Implement IDisposable interface correctly, with sealed classes where possible for simplicity.
- Add using statement around undisposed local variables.
2014-06-10 11:23:55 +01:00

64 lines
1.7 KiB
C#
Executable File

#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.Drawing;
using System.Drawing.Imaging;
using OpenRA.FileFormats;
using OpenRA.Graphics;
using OpenRA.Widgets;
namespace OpenRA.Mods.RA.Widgets
{
public class HueSliderWidget : SliderWidget
{
Sprite hueSprite;
public HueSliderWidget() {}
public HueSliderWidget(HueSliderWidget other) : base(other) {}
public override void Initialize(WidgetArgs args)
{
base.Initialize(args);
using (var hueBitmap = new Bitmap(256, 256))
{
hueSprite = new Sprite(new Sheet(new Size(256, 256)), new Rectangle(0, 0, 256, 1), TextureChannel.Alpha);
var bitmapData = hueBitmap.LockBits(hueBitmap.Bounds(),
ImageLockMode.ReadWrite, PixelFormat.Format32bppArgb);
unsafe
{
int* c = (int*)bitmapData.Scan0;
for (var h = 0; h < 256; h++)
*(c + h) = HSLColor.FromHSV(h / 255f, 1, 1).RGB.ToArgb();
}
hueBitmap.UnlockBits(bitmapData);
hueSprite.sheet.Texture.SetData(hueBitmap);
}
}
public override void Draw()
{
if (!IsVisible())
return;
var ro = RenderOrigin;
var rb = RenderBounds;
Game.Renderer.RgbaSpriteRenderer.DrawSprite(hueSprite, ro, new float2(rb.Size));
var sprite = ChromeProvider.GetImage("lobby-bits", "huepicker");
var pos = RenderOrigin + new int2(PxFromValue(Value).Clamp(0, rb.Width-1) - sprite.bounds.Width/2, (rb.Height-sprite.bounds.Height)/2);
Game.Renderer.RgbaSpriteRenderer.DrawSprite(sprite, pos);
}
}
}