private void DrawVertex(Graphics g, VertexDrawModel v, vec2 min, vec2 max)
{
if (Clip.SimpleClip(v.VertexStrPos, max, min, v.R / 2f))
{
g.DrawString(v.VertexStr, font, brush, new RectangleF(v.VertexStrPos.x, v.VertexStrPos.y, v.R * 2f, v.R * 2f));
}
int i = 0;
vec2 A = new vec2(v.Lines[i++]);
for (; i < v.Lines.Length; i++)
{
vec2 B = new vec2(v.Lines[i]);
if (Clip.RectangleClip(ref A, ref B, min, max))
{
g.DrawLine(pen, A.x, A.y, B.x, B.y);
}
A = new vec2(v.Lines[i]);
}
}
// --------------------------------- !From events --------------------------------- //
//public Edges makeEdges(vec2 posSource, string source, vec2 posStock, string stock, float r, string weight)
//{
// if (oriented) return new OrientedEdges(posSource, source, posStock, stock, r, weight);
// else return new NonOrientedEdges(posSource, source, posStock, stock, r, weight);
//}
// ----------------------------- Mouse Events ----------------------------- //
private void MainForm_MouseClick(object sender, MouseEventArgs e)
{
try
{
if (!_field.Status || tsbtnMove.Checked)
{
return;
}
switch (e.Button)
{
case MouseButtons.Left:
{
vec2 pos = new vec2((float)e.X, (float)e.Y);
if (max.x - pos.x < R || pos.x - left < R || max.y - pos.y < R || pos.y - top < R)
{
_field.UnmarkGraphModels();
}
else if ((selectedKey = _field.GetPosKey(pos, R)) != null && !tsBtnAddVertex.Checked)
{
_field.MarkGraphModel(selectedKey);
var model = _field[selectedKey];
if (model is AVertexModel && _field.MarkedModelsCount <= 2)
{
if (_field.MarkedVertexModelCount == 1)
{
sourceModel = (AVertexModel)model;
}
else if (_field.MarkedVertexModelCount == 2)
{
stockModel = (AVertexModel)model;
}
}
}
else if (_field.GetPosKey(pos, R + R + R / 2) == null && tsBtnAddVertex.Checked)
{
if (_field.MarkedVertexModelCount > 0 || _field.MarkedEdgeModelCount > 0)
{
_field.UnmarkGraphModels();
break;
}
string v = i++.ToString();
var model = new VertexDrawModel(v, pos);
AddModelCommandArgs command = new AddModelCommandArgs(model);
CommandEntered?.Invoke(this, command);
}
else
{
_field.UnmarkGraphModels();
sourceModel = stockModel = null;
}
break;
}
default: break;
}
}
catch (Exception ex)
{
PostErrorMessage(ex.Message);
}
}
