using System;
using System.Collections.Generic;
using System.Text;
using System.Windows.Forms;
using System.Drawing;
using DiagramUI.Labels;
using Diagram.UI.Interfaces.Labels;
namespace DiagramUI
{
/// <summary>
/// Moved box
/// </summary>
public class MovedBox : PictureBox
{
/// <summary>
/// label
/// </summary>
private IObjectLabelUI label;
private bool moved;
private int mouseX;
private int mouseY;
private MovedBox()
{
InitializeComponent();
Image = ResourceImage.Move;
Width = Image.Width;
Height = Image.Height;
}
/// <summary>
/// Constructor
/// </summary>
/// <param name="label">Associated label</param>
public MovedBox(IObjectLabelUI label)
: this()
{
this.label = label;
}
private void InitializeComponent()
{
((System.ComponentModel.ISupportInitialize)(this)).BeginInit();
this.SuspendLayout();
//
// MovedBox
//
this.Cursor = System.Windows.Forms.Cursors.NoMove2D;
this.MouseDown += new System.Windows.Forms.MouseEventHandler(this.MovedBox_MouseDown);
this.MouseMove += new System.Windows.Forms.MouseEventHandler(this.MovedBox_MouseMove);
this.MouseUp += new System.Windows.Forms.MouseEventHandler(this.MovedBox_MouseUp);
((System.ComponentModel.ISupportInitialize)(this)).EndInit();
this.ResumeLayout(false);
}
private void MovedBox_MouseDown(object sender, MouseEventArgs e)
{
mouseX = e.X;
mouseY = e.Y;
moved = true;
desktop.SetBlocking(true);
}
private void MovedBox_MouseUp(object sender, MouseEventArgs e)
{
moved = false;
desktop.SetBlocking(false);
}
private void MovedBox_MouseMove(object sender, MouseEventArgs e)
{
if (!moved)
{
return;
}
int dx = e.X - mouseX;
int dy = e.Y - mouseY;
Left += dx;
Top += dy;
label.X += dx;
label.Y += dy;
PanelDesktop d = label.Desktop as PanelDesktop;
d.Redraw();
}
private PanelDesktop desktop
{
get
{
return label.Desktop as PanelDesktop;
}
}
}
}
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