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using System;
using System.Collections.Generic;
using System.Drawing;
using System.Drawing.Drawing2D;
using System.Linq;
using System.Text;
using System.Threading.Tasks;
using ShiftOS.Engine;
using System.Drawing.Imaging;
using ShiftOS.Frontend.GraphicsSubsystem;
using Microsoft.Xna.Framework.Graphics;
using Microsoft.Xna.Framework;
namespace ShiftOS.Frontend.GUI
{
public class PictureBox : Control
{
private Texture2D img = null;
private ImageLayout _layout = ImageLayout.Fit;
public ImageLayout ImageLayout
{
get
{
return _layout;
}
set
{
_layout = value;
}
}
public Texture2D Image
{
get
{
return img;
}
set
{
if (img != null)
img.Dispose();
img = value;
}
}
protected override void OnLayout(GameTime gameTime)
{
if (AutoSize)
{
Width = (img == null) ? 0 : img.Width;
Height = (img == null) ? 0 : img.Height;
}
}
protected override void OnPaint(GraphicsContext gfx)
{
switch (_layout)
{
case ImageLayout.Stretch:
gfx.DrawRectangle(0, 0, Width, Height, Image);
break;
case ImageLayout.None:
gfx.DrawRectangle(0, 0, Image.Width, Image.Height, Image);
break;
}
}
//Again, thanks StackOverflow
static Image FixedSize(Image imgPhoto, int Width, int Height)
{
int sourceWidth = imgPhoto.Width;
int sourceHeight = imgPhoto.Height;
int sourceX = 0;
int sourceY = 0;
int destX = 0;
int destY = 0;
float nPercent = 0;
float nPercentW = 0;
float nPercentH = 0;
nPercentW = ((float)Width / (float)sourceWidth);
nPercentH = ((float)Height / (float)sourceHeight);
if (nPercentH < nPercentW)
{
nPercent = nPercentH;
destX = System.Convert.ToInt16((Width -
(sourceWidth * nPercent)) / 2);
}
else
{
nPercent = nPercentW;
destY = System.Convert.ToInt16((Height -
(sourceHeight * nPercent)) / 2);
}
int destWidth = (int)(sourceWidth * nPercent);
int destHeight = (int)(sourceHeight * nPercent);
Bitmap bmPhoto = new Bitmap(Width, Height,
PixelFormat.Format24bppRgb);
bmPhoto.SetResolution(imgPhoto.HorizontalResolution,
imgPhoto.VerticalResolution);
Graphics grPhoto = Graphics.FromImage(bmPhoto);
grPhoto.Clear(SkinEngine.LoadedSkin.ControlColor);
grPhoto.InterpolationMode =
InterpolationMode.HighQualityBicubic;
grPhoto.DrawImage(imgPhoto,
new System.Drawing.Rectangle(destX, destY, destWidth, destHeight),
new System.Drawing.Rectangle(sourceX, sourceY, sourceWidth, sourceHeight),
GraphicsUnit.Pixel);
grPhoto.Dispose();
return bmPhoto;
}
}
public enum ImageLayout
{
None,
Stretch,
Tile,
Fit,
}
}
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