private void cbColor_SelectionChangeCommitted(object sender, EventArgs e)
{
var cb = (ComboBox)sender;
_stroke.Color = DrawUtils.ColorFromIndex(cb.SelectedIndex);
pbPreview.Refresh();
}
public static void colorComboSelectedIndexChanged(object sender, ref int LastColorIndex,
ChangeCommitted changed)
{
ComboBox cbox = (ComboBox)sender;
if (cbox.SelectedIndex == cbox.Items.Count - 1)
{
try
{
int selIndex;
using (ColorDialog dlgSelectColor = new ColorDialog())
{
dlgSelectColor.Color = DrawUtils.ColorFromIndex(LastColorIndex);
selIndex = LastColorIndex;
if (dlgSelectColor.ShowDialog() == DialogResult.OK)
{
Color selColor = dlgSelectColor.Color;
if (!DrawUtils.FindColor(selColor))
{
DrawUtils.AddCustomColor(selColor);
dlgSelectColor.CustomColors = DrawUtils.GetCustomColors();
cbox.Items.Insert(cbox.Items.Count - 1, "Мой цвет");
cbox.SelectedIndex = cbox.Items.Count - 2;
}
else
{
cbox.SelectedIndex = DrawUtils.ColorToIndex(selColor);
}
if (changed != null)
{
changed(sender, new EventArgs());
}
}
else
{
cbox.SelectedIndex = selIndex;
}
}
}
catch
{ }
}
else
{
LastColorIndex = cbox.SelectedIndex;
cbox.Refresh();
}
}
public static void colorComboDrawItem(object sender, DrawItemEventArgs e)
{
ComboBox cb = (ComboBox)sender;
Graphics g = e.Graphics;
Color brushColor = DrawUtils.ColorFromIndex(e.Index);
// Draw the background of the item.
e.DrawBackground();
Rectangle largerect = new Rectangle(e.Bounds.X, e.Bounds.Top, e.Bounds.Width - 1, e.Bounds.Height - 1);
Rectangle colorrect = new Rectangle(4, e.Bounds.Top + 2, e.Bounds.Height - 2, e.Bounds.Height - 5);
// отрисовка рамки цвета пунктов основных цветов
if (DrawUtils.IsNamedColorIndex(e.Index))
{
using (SolidBrush brush = new SolidBrush(brushColor))
g.FillRectangle(brush, colorrect);
g.DrawRectangle(Pens.Black, colorrect);
}
RectangleF textRect = new RectangleF(e.Bounds.X + colorrect.Width + 5,
e.Bounds.Y + 1, e.Bounds.Width, e.Bounds.Height);
using (SolidBrush 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 // отрисовка пунктов дополнительных цветов
if (DrawUtils.IsCustomColorIndex(e.Index))
{
using (SolidBrush brush = new SolidBrush(brushColor))
g.FillRectangle(brush, largerect);
using (Pen 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)
{
Color selColor = dlgSelectColor.Color;
_stroke.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();
}
}
public static Color colorComboSelectionChangeCommitted(object sender)
{
ComboBox cbox = (ComboBox)sender;
return(DrawUtils.ColorFromIndex(cbox.SelectedIndex));
}