public void DrawMyRectangle(PaintEventArgs e, MyRectangle selectedRectange, string btnName)
{
if (lines.Count > 0 && (lines.First().start == lines.Last().end))
{
if (selectedRectange != this)
{
e.Graphics.FillPolygon(Brushes.LightGray, lines.Select(it => it.start).ToArray());
}
else
{
e.Graphics.FillPolygon(Brushes.Gray, lines.Select(it => it.start).ToArray());
}
}
foreach (MyLine line in lines)
{
line.DrawMyLine(e, btnName);
}
}
public Form1()
{
InitializeComponent();
panel2 = HolderPanel;
actualCreatingRectangle = new MyRectangle();
createingLine = false;
rectangles = new List <MyRectangle>();
startPointRectangle = Point.Empty;
actualCreatingLine = new MyLine(Point.Empty, Point.Empty);
SelectedButton = create_polygons_button;
leftMouseDown = false;
actualEditedRectangle = null;
actualMovingPointIndex = -1;
startPressedPosForMoveLine = Point.Empty;
rectangleWithSelectedEdge = null;
pressedLineIndex = -1;
activeAlgorythm = system_method_radiobutton;
}
private void HolderPanel_MouseUp(object sender, MouseEventArgs e)
{
if (SelectedButton == move_polygons_button)
{
SelectedRectangle = null;
leftMouseDown = false;
}
else if (SelectedButton == move_vertexes_button)
{
actualMovingPointIndex = -1;
actualEditedRectangle = null;
}
else if (SelectedButton == move_edges_button)
{
startPressedPosForMoveLine = Point.Empty;
rectangleWithSelectedEdge = null;
pressedLineIndex = -1;
}
}
private void Panel2_MouseDown(object sender, MouseEventArgs e)
{
if (SelectedButton == create_polygons_button)
{
if (createingLine)
{
if (checkClickPos(startPointRectangle, e.Location))
{
//reset all tmp values for the next polygon
if (startPointRectangle != actualCreatingLine.start)
{
actualCreatingRectangle.Add(new MyLine(actualCreatingLine.start, startPointRectangle));
rectangles.Add(actualCreatingRectangle);
actualCreatingLine.start = Point.Empty;
actualCreatingLine.end = Point.Empty;
actualCreatingRectangle = new MyRectangle();
createingLine = false;
startPointRectangle = Point.Empty;
panel2.Invalidate();
}
return;
}
actualCreatingRectangle.Add(new MyLine(actualCreatingLine.start, e.Location));
actualCreatingLine.start = e.Location;
}
else
{
startPointRectangle = actualCreatingLine.start = actualCreatingLine.end = e.Location;
createingLine = true;
actualCreatingRectangle = new MyRectangle();
}
}
else if (SelectedButton == move_polygons_button)
{
int i;
for (i = rectangles.Count - 1; i >= 0; i--)
{
if (rectangles[i].checkPointInside(e.Location))
{
startPressedPosForMovePolygons = e.Location;
SelectedRectangle = rectangles[i];
break;
}
}
leftMouseDown = true;
}
else if (SelectedButton == delete_polygons_button)
{
int i;
for (i = rectangles.Count - 1; i >= 0; i--)
{
if (rectangles[i].checkPointInside(e.Location))
{
rectangles.RemoveAt(i);
break;
}
}
}
else if (SelectedButton == add_vertexes_button)
{
foreach (MyRectangle rect in rectangles)
{
rect.addVertexOnThePressedLine(e.Location);
}
}
else if (SelectedButton == move_vertexes_button)
{
bool isFinded = false;
for (int i = rectangles.Count - 1; i >= 0 && !isFinded; i--)
{
for (int j = 0; j < rectangles[i].lines.Count; j++)
{
Point tmp;
if (checkClickPos(tmp = rectangles[i].lines[j].start, e.Location))
{
actualEditedRectangle = rectangles[i];
actualMovingPointIndex = j;
isFinded = true;
break;
}
}
}
}
else if (SelectedButton == delete_vertexes_button)
{
bool isFinded = false;
for (int i = rectangles.Count - 1; i >= 0 && !isFinded; i--)
{
for (int j = 0; j < rectangles[i].lines.Count; j++)
{
Point tmp;
if (checkClickPos(tmp = rectangles[i].lines[j].start, e.Location))
{
if (!rectangles[i].removeVertex(tmp))
{
rectangles.RemoveAt(i);
}
isFinded = true;
break;
}
}
}
}
else if (SelectedButton == move_edges_button)
{
bool isFound = false;
for (int i = rectangles.Count - 1; i >= 0 && !isFound; i--)
{
for (int j = 0; j < rectangles[i].lines.Count; j++)
{
if (rectangles[i].lines[j].checkPressedLine(e.Location))
{
startPressedPosForMoveLine = e.Location;
rectangleWithSelectedEdge = rectangles[i];
pressedLineIndex = j;
isFound = true;
break;
}
}
}
leftMouseDown = true;
}
else if (SelectedButton == edit_horisontal_rule_button)
{
if (e.Button == MouseButtons.Left)
{
bool isFound = false;
for (int i = rectangles.Count - 1; i >= 0 && !isFound; i--)
{
for (int j = 0; j < rectangles[i].lines.Count; j++)
{
if (rectangles[i].lines[j].checkPressedLine(e.Location))
{
if (rectangles[i].lines[j].rule == null &&
rectangles[i].lines[(rectangles[i].lines.Count + j - 1) % rectangles[i].lines.Count].rule?.GetType() != typeof(HorizontalRule) &&
rectangles[i].lines[(j + 1) % rectangles[i].lines.Count].rule?.GetType() != typeof(HorizontalRule)
)
{
rectangles[i].addRule(new HorizontalRule(), j);
}
isFound = true;
break;
}
}
}
}
else if (e.Button == MouseButtons.Right)
{
bool isFound = false;
for (int i = rectangles.Count - 1; i >= 0 && !isFound; i--)
{
for (int j = 0; j < rectangles[i].lines.Count; j++)
{
if (rectangles[i].lines[j].checkPressedLine(e.Location))
{
rectangles[i].deleteRule(j);
isFound = true;
break;
}
}
}
}
}
else if (SelectedButton == edit_vertical_rule_button)
{
if (e.Button == MouseButtons.Left)
{
bool isFound = false;
for (int i = rectangles.Count - 1; i >= 0 && !isFound; i--)
{
for (int j = 0; j < rectangles[i].lines.Count; j++)
{
if (rectangles[i].lines[j].checkPressedLine(e.Location))
{
if (rectangles[i].lines[j].rule == null &&
rectangles[i].lines[(rectangles[i].lines.Count + j - 1) % rectangles[i].lines.Count].rule?.GetType() != typeof(VerticalRule) &&
rectangles[i].lines[(j + 1) % rectangles[i].lines.Count].rule?.GetType() != typeof(VerticalRule)
)
{
rectangles[i].addRule(new VerticalRule(), j);
}
isFound = true;
break;
}
}
}
}
else if (e.Button == MouseButtons.Right)
{
bool isFound = false;
for (int i = rectangles.Count - 1; i >= 0 && !isFound; i--)
{
for (int j = 0; j < rectangles[i].lines.Count; j++)
{
if (rectangles[i].lines[j].checkPressedLine(e.Location))
{
rectangles[i].deleteRule(j);
isFound = true;
break;
}
}
}
}
}
else if (SelectedButton == edit_angle_rule)
{
}
panel2.Invalidate();
}