public void MouseMove(Vector p)
{
CurrentPos = p;
if (CreatingVertex)
{
AdjustForGrid(CurrentPos);
_currentPolygon.Vertices[_currentPolygon.Count - 1] = p;
if (_currentPolygon.Count > 2)
{
_currentPolygon.UpdateDecomposition(false);
}
UpdateHelp();
}
else if (!CreatingRectangle)
{
ResetHighlight();
int nearestVertex = GetNearestVertexIndex(p);
if (nearestVertex >= -1)
{
_nearestSegmentIndex = NearestPolygon.GetNearestSegmentIndex(p);
ChangeCursorToHand();
}
else
{
ChangeToDefaultCursorIfHand();
_nearestSegmentIndex = -1;
}
}
}
public void MouseDown(MouseEventArgs mouseData)
{
switch (mouseData.Button)
{
case MouseButtons.Left:
int nearestIndex = GetNearestVertexIndex(CurrentPos);
AdjustForGrid(CurrentPos);
if (CreatingRectangle)
{
CreatingRectangle = false;
var rect = Polygon.Rectangle(_rectangleStart, CurrentPos);
Lev.Polygons.Add(rect);
rect.UpdateDecomposition();
LevEditor.Modified = true;
return;
}
if (!CreatingVertex)
{
if (Keyboard.IsKeyDown(Key.LeftShift))
{
CreatingRectangle = true;
_rectangleStart = CurrentPos;
}
else
{
CreatingVertex = true;
if (nearestIndex >= -1)
{
_nearestSegmentIndex = NearestPolygon.GetNearestSegmentIndex(CurrentPos);
_currentPolygon = NearestPolygon;
_currentPolygon.SetBeginPoint(_nearestSegmentIndex + 1);
_currentPolygon.Add(CurrentPos);
ChangeToDefaultCursorIfHand();
}
else
{
_currentPolygon = new Polygon(CurrentPos, CurrentPos);
}
}
}
else
{
_currentPolygon.Add(CurrentPos);
if (_currentPolygon.Count == 3)
{
Lev.Polygons.Add(_currentPolygon);
_currentPolygon.UpdateDecomposition(false);
}
}
break;
case MouseButtons.Right:
FinishVertexCreation();
break;
}
}
public void MouseDown(MouseEventArgs mouseData)
{
Vector p = CurrentPos;
_anythingMoved = false;
int nearestVertexIndex = GetNearestVertexIndex(p);
int nearestObjectIndex = GetNearestObjectIndex(p);
int nearestPictureIndex = GetNearestPictureIndex(p);
switch (mouseData.Button)
{
case MouseButtons.Left:
if (nearestVertexIndex >= -1 && Keyboard.IsKeyDown(Key.LeftAlt))
{
if (!Keyboard.IsKeyDown(Key.LeftCtrl))
{
MarkAllAs(VectorMark.None);
}
NearestPolygon.MarkVectorsAs(VectorMark.Selected);
var inearest = NearestPolygon.ToIPolygon();
foreach (var polygon in Lev.Polygons.Where(polygon => polygon.ToIPolygon().Within(inearest)))
{
polygon.MarkVectorsAs(VectorMark.Selected);
}
foreach (var obj in Lev.Objects)
{
if (NearestPolygon.AreaHasPoint(obj.Position))
{
obj.Position.Mark = VectorMark.Selected;
}
}
foreach (var pic in Lev.Pictures)
{
if (NearestPolygon.AreaHasPoint(pic.Position))
{
pic.Position.Mark = VectorMark.Selected;
}
}
EndSelectionHandling();
}
else if (nearestVertexIndex >= 0)
{
HandleMark(NearestPolygon[nearestVertexIndex]);
if (Keyboard.IsKeyDown(Key.LeftShift))
{
_lockCenter = NearestPolygon[nearestVertexIndex];
_lockPrev = NearestPolygon[nearestVertexIndex - 1];
_lockNext = NearestPolygon[nearestVertexIndex + 1];
_lockingLines = true;
_moveStartPosition = _lockCenter;
}
}
else if (nearestVertexIndex == -1)
{
int nearestSegmentIndex = NearestPolygon.GetNearestSegmentIndex(p);
AdjustForGrid(p);
if (Keyboard.IsKeyDown(Key.LeftShift))
{
MarkAllAs(VectorMark.None);
p.Mark = VectorMark.Selected;
NearestPolygon.Insert(nearestSegmentIndex + 1, p);
LevEditor.Modified = true;
}
else
{
if (
!(NearestPolygon[nearestSegmentIndex].Mark == VectorMark.Selected &&
NearestPolygon[nearestSegmentIndex + 1].Mark == VectorMark.Selected))
{
if (!Keyboard.IsKeyDown(Key.LeftCtrl))
{
MarkAllAs(VectorMark.None);
NearestPolygon.MarkVectorsAs(VectorMark.Selected);
}
}
if (Keyboard.IsKeyDown(Key.LeftCtrl))
{
NearestPolygon.MarkVectorsAs(
NearestPolygon.Vertices.TrueForAll(v => v.Mark == VectorMark.Selected)
? VectorMark.None
: VectorMark.Selected);
}
}
EndSelectionHandling();
}
else if (nearestObjectIndex >= 0)
{
HandleMark(Lev.Objects[nearestObjectIndex].Position);
}
else if (nearestPictureIndex >= 0)
{
HandleMark(Lev.Pictures[nearestPictureIndex].Position);
}
else
{
if (!Keyboard.IsKeyDown(Key.LeftCtrl))
{
MarkAllAs(VectorMark.None);
LevEditor.PreserveSelection();
}
if (Keyboard.IsKeyDown(Key.LeftShift))
{
FreeSelecting = true;
_selectionPoly = new Polygon();
_selectionPoly.Add(CurrentPos);
_mouseTrip = 0;
_lastMousePosition = CurrentPos;
}
else
{
_selectionStartPoint = p;
RectSelecting = true;
}
}
LevEditor.UpdateSelectionInfo();
break;
case MouseButtons.Right:
break;
case MouseButtons.Middle:
break;
}
}