public LevelPolygon( LevelVertex[] vertices )
{
init();
foreach( LevelVertex vertex in vertices ) {
vertex.PositionChange += new EventHandler( vertex_PositionChange );
this.vertices.Add( vertex );
}
calculateAverageVertexPosition();
}
// TODO: The SkiStuntLevel object should not be directly tied to the editor's undoable 'Action' paradigm.
/**
* <summary>
* Removes a specified LevelVertex from the level. Any LevelPolygon in the level that uses the specified
* vertex will have the vertex remove from it as well. If said LevelPolygon ends up with less than 3
* total vertices, the polygon will be removed from the level.
* </summary>
* <param name="vertex">Vertex to remove from the level.</param>
*/
public DeleteVertexAction RemoveVertex( LevelVertex vertex )
{
if( !vertices.Contains( vertex ) ) return null;
DeleteVertexAction dva = new DeleteVertexAction();
dva.vertexDeleted = vertex;
vertices.Remove( vertex );
foreach( LevelPolygon p in polygons )
{
if( p.ContainsVertex( vertex ) )
{
if( p.NonBezierVertexCount == 3 ) {
dva.collateralPolygons.Add( p );
} else
{
dva.polygonsAffected.Add( p );
dva.precedingVertices.Add( p.GetPrecedingVertex( vertex ) );
p.RemoveVertex( vertex );
}
}
}
foreach( LevelPolygon p in dva.collateralPolygons )
{
RemovePolygon( p );
}
return dva;
}
/**
* <summary>Adds a vertex to the level's set of total vertices if the vertex is not already
* a part of the level.</summary>
* <param name="vertex">Vertex to add to the level.</param>
*/
public void AddVertex( LevelVertex vertex )
{
if( !vertices.Contains( vertex ) ) vertices.Add( vertex );
}
public VertexCurveQualityAction( LevelVertex relevantVertex, int previousCurveQuality, int newCurveQuality )
{
this.relevantVertex = relevantVertex;
this.previousCurveQuality = previousCurveQuality;
this.newCurveQuality = newCurveQuality;
}
public InsertVertexAction( LevelPolygon targetPolygon, LevelVertex precedingVertex, LevelVertex newVertex )
{
this.targetPolygon = targetPolygon;
this.precedingVertex = precedingVertex;
this.newVertex = newVertex;
}
public void RemoveVertex( LevelVertex vertex )
{
if( vertices.Contains( vertex ) ) {
vertices.Remove( vertex );
calculateAverageVertexPosition();
}
}
/**
* <summary>Adds a vertex to the polygon at the end of its internal vertex list, provided that
* the specified vertex object is not already part of the polygon.</summary>
*/
public void InsertVertex( LevelVertex vertex, LevelVertex afterVertex )
{
if( !vertices.Contains( afterVertex ) ) afterVertex = vertices[0];
if( !vertices.Contains( vertex ) ) {
vertices.Insert( vertices.IndexOf( afterVertex ) + 1, vertex );
calculateAverageVertexPosition();
}
}
public LevelVertex GetPrecedingVertex( LevelVertex v )
{
if( ! vertices.Contains( v ) ) return null;
int i = vertices.IndexOf( v ) - 1;
return ( i < 0 ) ? vertices[ vertices.Count - 1 ] : vertices[ i ];
}
/**
* <summary>Returns true if the polygon contains the specified vertex object.</summary>
*/
public bool ContainsVertex( LevelVertex vertex )
{
return vertices.Contains( vertex );
}
/**
* <summary>Adds a vertex to the polygon at the end of its internal vertex list, provided that
* the specified vertex object is not already part of the polygon.</summary>
*/
public void AddVertex( LevelVertex vertex )
{
if( !vertices.Contains( vertex ) ) {
vertices.Add( vertex );
calculateAverageVertexPosition();
}
}
