private void SelectItem(IPrintableItem item, bool redraw)
{
const int sizeSelectionMark = 8;
this._selectedItem = item;
// First, redraw
if (redraw)
Redraw();
#region Create selection marks
if (item != null)
{
using (Graphics g = Graphics.FromImage(_bmp))
{
g.PageUnit = unit;
float markHSize = hRuler.Convert(sizeSelectionMark);
float markVSize = vRuler.Convert(sizeSelectionMark);
// Calculates selection edges
_selectionEdges = new RectangleF[8];
_selectionEdges[(int) SelectionEdge.TopLeft] =
new RectangleF(
item.Location.X - markHSize / 2,
item.Location.Y - markVSize / 2,
markHSize,
markVSize);
_selectionEdges[(int) SelectionEdge.TopRight] =
new RectangleF(
item.Location.X - markHSize / 2 + item.Location.Width,
item.Location.Y - markVSize / 2,
markHSize,
markVSize);
_selectionEdges[(int) SelectionEdge.BottomRight] =
new RectangleF(
item.Location.X - markHSize / 2 + item.Location.Width,
item.Location.Y - markVSize / 2 + item.Location.Height,
markHSize,
markVSize);
_selectionEdges[(int) SelectionEdge.BottomLeft] =
new RectangleF(
item.Location.X - markHSize / 2,
item.Location.Y - markVSize / 2 + item.Location.Height,
markHSize,
markVSize);
_selectionEdges[(int) SelectionEdge.MiddleLeft] =
new RectangleF(
item.Location.X - markHSize / 2,
item.Location.Y + item.Location.Height / 2 - markVSize / 2,
markHSize,
markVSize);
_selectionEdges[(int) SelectionEdge.TopMiddle] =
new RectangleF(
item.Location.X + item.Location.Width / 2 - markHSize / 2,
item.Location.Y - markVSize / 2,
markHSize,
markVSize);
_selectionEdges[(int) SelectionEdge.MiddleRight] =
new RectangleF(
item.Location.X + item.Location.Width - markHSize / 2,
item.Location.Y + item.Location.Height / 2 - markVSize / 2,
markHSize,
markVSize);
_selectionEdges[(int) SelectionEdge.BottomMiddle] =
new RectangleF(
item.Location.X + item.Location.Width / 2 - markHSize / 2,
item.Location.Y + item.Location.Height - markVSize / 2,
markHSize,
markVSize);
// Draw selection mark
g.FillRectangle(selectedItemBrush, item.Location);
foreach (RectangleF mark in _selectionEdges)
g.FillRectangle(Brushes.Black, mark);
Refresh();
_selectable = true;
}
}
#endregion
if (SelectedItemChanged != null)
SelectedItemChanged(this, item);
}
/// <summary>
/// Create a border
/// </summary>
/// <param name="container">Container</param>
public Border(IPrintableItem container)
{
owner = container;
}
/// <summary>
/// Selects an item
/// </summary>
/// <param name="item">Item to select</param>
private void SelectItem(IPrintableItem item)
{
SelectItem(item, true);
Focus();
}
