/// <summary>
/// Initialize a new instance of this class
/// </summary>
public SmileyPanel()
{
base.SetStyle(ControlStyles.OptimizedDoubleBuffer, true);
base.SetStyle(ControlStyles.StandardClick, true);
base.BackColor = Color.Transparent;
_Items = new List <SmileyItem>();
_Tooltip = new ToolTip();
var x = 3;
var y = 3;
var width = 6 + (ItemsPerLine * OneItemSize.Width);
var height = 6 + Convert.ToInt32(Math.Ceiling((double)_SmileyDatas.Count / (double)ItemsPerLine)) * OneItemSize.Height;
Size = new Size(width, height);
var pos = 0;
foreach (string key in _SmileyDatas.Keys)
{
SmileyInfo data = _SmileyDatas[key];
SmileyItem item = new SmileyItem
{
Data = data,
Image = _SmileyImages.Images[data.ImageIndex],
Bounds = new Rectangle(x, y, OneItemSize.Width, OneItemSize.Height)
};
pos++;
if (pos == ItemsPerLine)
{
y += OneItemSize.Height;
x = 3;
pos = 0;
}
else
{
x += OneItemSize.Width;
}
_Items.Add(item);
}
}
/// <summary>
/// Draws an item
/// </summary>
/// <param name="g"></param>
/// <param name="item"></param>
/// <param name="pt"></param>
/// <param name="normal"></param>
/// <param name="highlight"></param>
private void DrawItem(Graphics g, SmileyItem item, Point pt, Pen normal, Pen highlight)
{
var rct = item.Bounds;
rct.Inflate(-1, -1);
if (item.Bounds.Contains(pt))
{
using (var br = new LinearGradientBrush(item.Bounds, Color.MistyRose, Color.Yellow, LinearGradientMode.Vertical))
{
g.FillRectangle(br, rct);
}
g.DrawRectangle(highlight, rct);
rct.Inflate(-2, -2);
g.DrawImage(item.Image, rct.X, rct.Y, 19, 19);
}
else
{
g.DrawRectangle(normal, rct);
rct.Inflate(-2, -2);
g.DrawImage(item.Image, rct.X, rct.Y, 19, 19);
}
}