/// <summary>
/// Clone this instance
/// </summary>
public override DrawObject Clone()
{
DrawRectangle drawRectangle = new DrawRectangle();
drawRectangle.rectangle = this.rectangle;
FillDrawObjectFields(drawRectangle);
return drawRectangle;
}
/// <summary>
/// Clone this instance
/// </summary>
public override DrawObject Clone()
{
DrawRectangle drawRectangle = new DrawRectangle();
drawRectangle.rectangle = this.rectangle;
FillDrawObjectFields(drawRectangle);
return(drawRectangle);
}
public override void Draw(Graphics g)
{
Pen pen = new Pen(Color.Black);
Brush b = new SolidBrush(FillColor);
if (DrawPen == null)
{
pen = new Pen(Color, PenWidth);
}
else
{
pen = (Pen)DrawPen.Clone();
}
g.DrawEllipse(pen, DrawRectangle.GetNormalizedRectangle(Rectangle));
if (Filled == true)
{
g.FillEllipse(b, DrawRectangle.GetNormalizedRectangle(Rectangle));
}
pen.Dispose();
b.Dispose();
}
/// <summary>
/// Draw rectangle
/// </summary>
/// <param name="g"></param>
public override void Draw(Graphics g)
{
Pen pen = new Pen(Color.Black);
Brush b = new SolidBrush(FillColor);
if (DrawPen == null)
{
pen = new Pen(Color, PenWidth);
}
else
{
pen = (Pen)DrawPen.Clone();
}
g.DrawRectangle(pen, DrawRectangle.GetNormalizedRectangle(Rectangle));
if (Filled == true)
{
g.FillRectangle(b, DrawRectangle.GetNormalizedRectangle(Rectangle));
}
Console.WriteLine("Drew Rectangle at " + Rectangle.X + " " + Rectangle.Y);
pen.Dispose();
b.Dispose();
}
/// <summary>
/// Normalize rectangle
/// </summary>
public override void Normalize()
{
rectangle = DrawRectangle.GetNormalizedRectangle(rectangle);
}
/// <summary>
/// Left mouse button is pressed
/// </summary>
/// <param name="drawArea"></param>
/// <param name="e"></param>
public override void OnMouseDown(DrawArea drawArea, MouseEventArgs e)
{
commandChangeState = null;
wasMove = false;
selectMode = SelectionMode.None;
Point point = drawArea.BackTrackMouse(new Point(e.X, e.Y));
// Test for resizing (only if control is selected, cursor is on the handle)
int al = drawArea.TheLayers.ActiveLayerIndex;
int n = drawArea.TheLayers[al].Graphics.SelectionCount;
for (int i = 0; i < n; i++)
{
DrawObject o = drawArea.TheLayers[al].Graphics.GetSelectedObject(i);
int handleNumber = o.HitTest(point);
if (handleNumber > 0)
{
selectMode = SelectionMode.Size;
// keep resized object in class members
resizedObject = o;
resizedObjectHandle = handleNumber;
// Since we want to resize only one object, unselect all other objects
drawArea.TheLayers[al].Graphics.UnselectAll();
o.Selected = true;
commandChangeState = new CommandChangeState(drawArea.TheLayers);
break;
}
}
// Test for move (cursor is on the object)
if (selectMode == SelectionMode.None)
{
int n1 = drawArea.TheLayers[al].Graphics.Count;
DrawObject o = null;
for (int i = 0; i < n1; i++)
{
if (drawArea.TheLayers[al].Graphics[i].HitTest(point) == 0)
{
o = drawArea.TheLayers[al].Graphics[i];
break;
}
}
if (o != null)
{
selectMode = SelectionMode.Move;
// Unselect all if Ctrl is not pressed and clicked object is not selected yet
if ((Control.ModifierKeys & Keys.Control) == 0 && !o.Selected)
{
drawArea.TheLayers[al].Graphics.UnselectAll();
}
// Select clicked object
o.Selected = true;
commandChangeState = new CommandChangeState(drawArea.TheLayers);
drawArea.Cursor = Cursors.SizeAll;
}
}
// Net selection
if (selectMode == SelectionMode.None)
{
// click on background
if ((Control.ModifierKeys & Keys.Control) == 0)
{
drawArea.TheLayers[al].Graphics.UnselectAll();
}
selectMode = SelectionMode.NetSelection;
drawArea.DrawNetRectangle = true;
}
lastPoint.X = point.X;
lastPoint.Y = point.Y;
startPoint.X = point.X;
startPoint.Y = point.Y;
drawArea.Capture = true;
drawArea.NetRectangle = DrawRectangle.GetNormalizedRectangle(startPoint, lastPoint);
drawArea.Refresh();
}
/// <summary>
/// Mouse is moved.
/// None button is pressed, ot left button is pressed.
/// </summary>
/// <param name="drawArea"></param>
/// <param name="e"></param>
public override void OnMouseMove(DrawArea drawArea, MouseEventArgs e)
{
Point point = drawArea.BackTrackMouse(new Point(e.X, e.Y));
int al = drawArea.TheLayers.ActiveLayerIndex;
wasMove = true;
// set cursor when mouse button is not pressed
if (e.Button == MouseButtons.None)
{
Cursor cursor = null;
if (drawArea.TheLayers[al].Graphics != null)
{
for (int i = 0; i < drawArea.TheLayers[al].Graphics.Count; i++)
{
int n = drawArea.TheLayers[al].Graphics[i].HitTest(point);
if (n > 0)
{
cursor = drawArea.TheLayers[al].Graphics[i].GetHandleCursor(n);
break;
}
}
}
if (cursor == null)
{
cursor = Cursors.Default;
}
drawArea.Cursor = cursor;
return;
}
if (e.Button != MouseButtons.Left)
{
return;
}
/// Left button is pressed
// Find difference between previous and current position
int dx = point.X - lastPoint.X;
int dy = point.Y - lastPoint.Y;
lastPoint.X = point.X;
lastPoint.Y = point.Y;
// resize
if (selectMode == SelectionMode.Size)
{
if (resizedObject != null)
{
resizedObject.MoveHandleTo(point, resizedObjectHandle);
drawArea.Refresh();
}
}
// move
if (selectMode == SelectionMode.Move)
{
int n = drawArea.TheLayers[al].Graphics.SelectionCount;
for (int i = 0; i < n; i++)
{
drawArea.TheLayers[al].Graphics.GetSelectedObject(i).Move(dx, dy);
}
drawArea.Cursor = Cursors.SizeAll;
drawArea.Refresh();
}
if (selectMode == SelectionMode.NetSelection)
{
drawArea.NetRectangle = DrawRectangle.GetNormalizedRectangle(startPoint, lastPoint);
drawArea.Refresh();
return;
}
}
