private void cbColor_DrawItem(object sender, DrawItemEventArgs e)
{
var cb = (ComboBox)sender;
var g = e.Graphics;
var brushColor = DrawUtils.ColorFromIndex(e.Index);
// Draw the background of the item.
e.DrawBackground();
var largerect = new Rectangle(e.Bounds.X, e.Bounds.Top, e.Bounds.Width - 1, e.Bounds.Height - 1);
var colorrect = new Rectangle(4, e.Bounds.Top + 2, e.Bounds.Height - 2, e.Bounds.Height - 5);
if (DrawUtils.IsNamedColorIndex(e.Index)) // отрисовка рамки цвета пунктов основеых цветов
{
using (var brush = new SolidBrush(brushColor))
{
g.FillRectangle(brush, colorrect);
}
g.DrawRectangle(Pens.Black, colorrect);
}
var textRect = new RectangleF(e.Bounds.X + colorrect.Width + 5, e.Bounds.Y + 1,
e.Bounds.Width, e.Bounds.Height);
using (var textColor = new SolidBrush(e.ForeColor))
{
if (DrawUtils.IsNamedColorIndex(e.Index))
{// отрисовка пунктов основных цветов
g.DrawString(DrawUtils.GetColorNameFromIndex(e.Index), cb.Font, textColor, textRect);
}
else
if (DrawUtils.IsCustomColorIndex(e.Index)) // отрисовка пунктов дополнительных цветов
{
using (var brush = new SolidBrush(brushColor))
{
g.FillRectangle(brush, largerect);
}
using (var pen = new Pen(cb.BackColor))
{
g.DrawRectangle(pen, largerect);
}
}
else // отрисовка последнего пункта: Выбор цвета...
{
g.DrawString(cb.Items[e.Index].ToString(), cb.Font, textColor, largerect);
}
}
// Draw the focus rectangle if the mouse hovers over an item.
e.DrawFocusRectangle();
}
private void cbColor_SelectedIndexChanged(object sender, EventArgs e)
{
var cbox = (ComboBox)sender;
if (cbox.SelectedIndex == cbox.Items.Count - 1)
{
try
{
dlgSelectColor.Color = DrawUtils.ColorFromIndex(_lastColorIndex);
var selIndex = _lastColorIndex;
if (dlgSelectColor.ShowDialog() == DialogResult.OK)
{
var selColor = dlgSelectColor.Color;
_fill.Color = selColor;
if (!DrawUtils.FindColor(selColor))
{
DrawUtils.AddCustomColor(selColor);
dlgSelectColor.CustomColors = DrawUtils.GetCustomColors();
cbColor.Items.Insert(cbColor.Items.Count - 1, "Мой цвет");
cbColor.SelectedIndex = cbColor.Items.Count - 2;
}
else
{
cbox.SelectedIndex = DrawUtils.ColorToIndex(selColor);
}
}
else
{
cbox.SelectedIndex = selIndex;
}
}
catch
{
}
}
else
{
_lastColorIndex = cbox.SelectedIndex;
cbox.Refresh();
pbPreview.Refresh();
}
}