private void Form1_MouseUp(object sender, MouseEventArgs e)
{
this.isMouseDown = false;
if (this.tempRectangle != null)
{
this.drawnShapes.Add(this.tempRectangle);
}
this.tempRectangle = null;
if (this.tempEllipse != null)
{
this.drawnShapes.Add(this.tempEllipse);
}
this.tempEllipse = null;
if (this.tempLine != null)
{
this.drawnShapes.Add(this.tempLine);
}
this.tempLine = null;
if (this.tempPenPainting != null)
{
this.drawnShapes.Add(this.tempPenPainting);
}
this.tempPenPainting = null;
if (this.tempRubber != null)
{
this.drawnShapes.Add(this.tempRubber);
}
this.tempRubber = null;
this.startingPoint = Point.Empty;
this.Invalidate(); // redraw the surface
}
private void Form1_MouseMove(object sender, MouseEventArgs e)
{
if (this.isMouseDown == false)
{
return;
}
if (this.selectedTool == PaintTools.Line)
{
var endingPoint = e.Location;
this.tempLine = new Line();
this.tempLine.StartingPoint = this.startingPoint;
this.tempLine.EndingPoint = endingPoint;
this.tempLine.Thickness = (int)this.mypen.Width;
this.tempLine.Color = this.mypen.Color;
}
if (this.selectedTool == PaintTools.Rectangle)
{
var endingPoint = e.Location;
int x = Math.Min(this.startingPoint.X, endingPoint.X);
int y = Math.Min(this.startingPoint.Y, endingPoint.Y);
int width = Math.Abs(endingPoint.X - this.startingPoint.X);
int height = Math.Abs(endingPoint.Y - this.startingPoint.Y);
this.tempRectangle = new DrawnRectangleClass();
this.tempRectangle.MyRectangle = new Rectangle(x, y, width, height);
this.tempRectangle.Thickness = (int)this.mypen.Width;
this.tempRectangle.Color = this.mypen.Color;
}
if (this.selectedTool == PaintTools.Ellipse)
{
var endingPoint = e.Location;
int x = Math.Min(this.startingPoint.X, endingPoint.X);
int y = Math.Min(this.startingPoint.Y, endingPoint.Y);
int width = Math.Abs(endingPoint.X - this.startingPoint.X);
int height = Math.Abs(endingPoint.Y - this.startingPoint.Y);
this.tempEllipse = new DrawnEllipseClass();
this.tempEllipse.MyEllipse = new Rectangle(x, y, width, height);
this.tempEllipse.Thickness = (int)this.mypen.Width;
this.tempEllipse.Color = this.mypen.Color;
}
if (this.selectedTool == PaintTools.Pen)
{
if (this.tempPenPainting == null)
{
this.tempPenPainting = new PenPaintingsClass();
this.tempPenPainting.PenPoints.Add(this.startingPoint);
this.tempPenPainting.Thickness = (int)this.mypen.Width;
this.tempPenPainting.Color = this.mypen.Color;
}
this.tempPenPainting.PenPoints.Add(e.Location);
}
if (this.selectedTool == PaintTools.Rubber)
{
if (this.tempRubber == null)
{
this.tempRubber = new RubberClass();
this.tempRubber.RubberPoints.Add(this.startingPoint);
this.tempRubber.Thickness = 5;
this.tempRubber.Color = Color.White;
}
this.tempRubber.RubberPoints.Add(e.Location);
}
this.Invalidate();
}