private void sketchbookArea_MouseDown(object sender, MouseEventArgs e)
{
if (selectedFigure < 0 || selectedAction != 1)
return;
FigureDescription figure = figures.ElementAt(selectedFigure);
if (figure.IsVertex(e.Location))
{
moveVertex = true;
point = e.Location;
movingFig = figure;
return;
}
foreach (FigureDescription fig in figures)
if (fig.IsInPolygon(e.Location))
{
point = e.Location;
moveFigure = true;
movingFig = fig;
return;
}
}
private void sketchbookArea_MouseClick(object sender, MouseEventArgs e)
{
if (selectedAction == 1 || selectedFigure == -1 || (selectedFigure == -2 && selectedAction == 2))
return;
FigureDescription figure;
if (selectedFigure < 0)
{
figure = new FigureDescription(new LinkedList<Point>(), new FigurePreferences(color, lineThickness));
figures.AddLast(figure);
selectedFigureComboBox.Items.Add(string.Format("Figure {0}", figures.Count - 1));
selectedFigureComboBox.SelectedIndex = figures.Count + 1;
selectedFigure = figures.Count - 1;
}
else
figure = figures.ElementAt(selectedFigure);
if (selectedAction == 0)
figure.AddPoint(e.Location);
else if (selectedAction == 2 && figure.IsVertex(e.Location))
figure.RemovePoint();
if(figure.FigurePoints.Count > 1)
sketchbookArea.Invalidate();
}
