public virtual void InsertVertexAction()
{
// Start drawing mode
DrawGeometryMode drawmode = new DrawGeometryMode();
if (mouseinside)
{
bool snaptogrid = General.Interface.ShiftState ^ General.Interface.SnapToGrid;
bool snaptonearest = General.Interface.CtrlState ^ General.Interface.AutoMerge;
DrawnVertex v = DrawGeometryMode.GetCurrentPosition(mousemappos, snaptonearest, snaptogrid, renderer, new List <DrawnVertex>());
drawmode.DrawPointAt(v);
}
General.Editing.ChangeMode(drawmode);
}
// Start editing
protected override void OnEditBegin()
{
// Item highlighted?
if ((highlighted != null) && !highlighted.IsDisposed)
{
// Edit pressed in this mode
editpressed = true;
// Highlighted item not selected?
if (!highlighted.Selected && (BuilderPlug.Me.AutoClearSelection || (General.Map.Map.SelectedLinedefsCount == 0)))
{
// Make this the only selection
General.Map.Map.ClearSelectedLinedefs();
highlighted.Selected = true;
General.Interface.RedrawDisplay();
}
// Update display
if (renderer.StartPlotter(false))
{
// Redraw highlight to show selection
renderer.PlotLinedef(highlighted, renderer.DetermineLinedefColor(highlighted));
renderer.PlotVertex(highlighted.Start, renderer.DetermineVertexColor(highlighted.Start));
renderer.PlotVertex(highlighted.End, renderer.DetermineVertexColor(highlighted.End));
renderer.Finish();
renderer.Present();
}
}
else
{
// Start drawing mode
DrawGeometryMode drawmode = new DrawGeometryMode();
bool snaptogrid = General.Interface.ShiftState ^ General.Interface.SnapToGrid;
bool snaptonearest = General.Interface.CtrlState ^ General.Interface.AutoMerge;
DrawnVertex v = DrawGeometryMode.GetCurrentPosition(mousemappos, snaptonearest, snaptogrid, renderer, new List <DrawnVertex>());
if (drawmode.DrawPointAt(v))
{
General.Editing.ChangeMode(drawmode);
}
else
{
General.Interface.DisplayStatus(StatusType.Warning, "Failed to draw point: outside of map boundaries.");
}
}
base.OnEditBegin();
}
// Start editing
protected override void OnEditBegin()
{
bool snaptogrid = General.Interface.ShiftState ^ General.Interface.SnapToGrid;
bool snaptonearest = General.Interface.CtrlState ^ General.Interface.AutoMerge;
// Vertex highlighted?
if ((highlighted != null) && !highlighted.IsDisposed)
{
// Edit pressed in this mode
editpressed = true;
// Highlighted item not selected?
if (!highlighted.Selected && (BuilderPlug.Me.AutoClearSelection || (General.Map.Map.SelectedVerticessCount == 0)))
{
// Make this the only selection
General.Map.Map.ClearSelectedVertices();
highlighted.Selected = true;
General.Interface.RedrawDisplay();
}
// Update display
if (renderer.StartPlotter(false))
{
// Redraw highlight to show selection
renderer.PlotVertex(highlighted, renderer.DetermineVertexColor(highlighted));
renderer.Finish();
renderer.Present();
}
}
else
{
// Find the nearest linedef within highlight range
Linedef l = General.Map.Map.NearestLinedefRange(mousemappos, BuilderPlug.Me.SplitLinedefsRange / renderer.Scale);
if (l != null)
{
// Create undo
General.Map.UndoRedo.CreateUndo("Split linedef");
Vector2D insertpos;
// Snip to grid also?
if (snaptogrid)
{
// Find all points where the grid intersects the line
List <Vector2D> points = l.GetGridIntersections();
insertpos = mousemappos;
float distance = float.MaxValue;
foreach (Vector2D p in points)
{
float pdist = Vector2D.DistanceSq(p, mousemappos);
if (pdist < distance)
{
insertpos = p;
distance = pdist;
}
}
}
else
{
// Just use the nearest point on line
insertpos = l.NearestOnLine(mousemappos);
}
// Make the vertex
Vertex v = General.Map.Map.CreateVertex(insertpos);
if (v == null)
{
General.Map.UndoRedo.WithdrawUndo();
return;
}
// Snap to map format accuracy
v.SnapToAccuracy();
// Split the line with this vertex
Linedef sld = l.Split(v);
if (sld == null)
{
General.Map.UndoRedo.WithdrawUndo();
return;
}
BuilderPlug.Me.AdjustSplitCoordinates(l, sld);
// Update
General.Map.Map.Update();
// Highlight it
Highlight(v);
// Redraw display
General.Interface.RedrawDisplay();
}
else
{
// Start drawing mode
DrawGeometryMode drawmode = new DrawGeometryMode();
DrawnVertex v = DrawGeometryMode.GetCurrentPosition(mousemappos, snaptonearest, snaptogrid, renderer, new List <DrawnVertex>());
if (drawmode.DrawPointAt(v))
{
General.Editing.ChangeMode(drawmode);
}
else
{
General.Interface.DisplayStatus(StatusType.Warning, "Failed to draw point: outside of map boundaries.");
}
}
}
base.OnEditBegin();
}