private void UpdateSketchTrack()
{
if ((m_rgStroke != null) && (m_LButtonPressed))
{
System.Drawing.Point pt;
pt = plDraw.PointToClient(System.Windows.Forms.Cursor.Position);
if ((pt.X == m_orgX) && (pt.Y == m_orgY))
{
return;
}
m_orgX = pt.X;
m_orgY = pt.Y;
GOMLib.SketchPoint point = new GOMLib.SketchPoint();
point.x = pt.X;
point.y = pt.Y;
point.time = Environment.TickCount;
m_rgStroke.Add(point);
DrawCurrentStroke(plDraw.CreateGraphics());
}
}
private System.Collections.ArrayList DecodePointTrackFromXML(string xmlTrack)
{
System.Xml.XmlDocument doc;
System.Collections.ArrayList rgStroke;
GOMLib.SketchPoint pt;
rgStroke = new ArrayList();
try
{
doc = new System.Xml.XmlDocument();
doc.LoadXml(xmlTrack);
if (System.String.Compare(doc.DocumentElement.Name, "input", true) == 0)
{
for (int i = 0; i < doc.DocumentElement.ChildNodes.Count; i++)
{
pt = new GOMLib.SketchPoint();
pt.x = int.Parse(doc.DocumentElement.ChildNodes[i].Attributes["x"].Value);
pt.y = int.Parse(doc.DocumentElement.ChildNodes[i].Attributes["y"].Value);
pt.time = int.Parse(doc.DocumentElement.ChildNodes[i].Attributes["t"].Value);
rgStroke.Add(pt);
}
}
}
catch
{
System.Windows.Forms.MessageBox.Show("Invalid format in mouse tracking.");
}
return rgStroke;
}
private void plDraw_MouseUp(object sender, System.Windows.Forms.MouseEventArgs e)
{
if (e.Button == System.Windows.Forms.MouseButtons.Left)
{
m_LButtonPressed = false;
}
switch (e.Button)
{
case System.Windows.Forms.MouseButtons.Left:
{
switch (status.Action)
{
case UserActions.Linking:
{
for (int i = 0; i < m_rgObjects.Count; i++)
{
GOMLib.GOM_Point pt;
pt = m_rgObjects[i].GetConnectablePointAt(e.X, e.Y);
if (pt!= null)
{
if ( m_selObjs[0]!=m_rgObjects[i] || m_selectedPoint!=pt )
{
GOMLib.GOM_Link link;
link = GOMLib.GOM_Default_Values.CreateLink( m_selObjs[0], m_selectedPoint, m_rgObjects[i], pt);
AddLinkWithMergemence(link);
m_selObjs.Clear();
m_selectedLink = link;
break;
}
}
}
status.Action = UserActions.Editing;
m_selectedPoint = null;
DrawObjectsOnCanvas();
break;
}
case UserActions.Sketching:
{
FinishCurrentSketchStroke();
break;
}
case UserActions.Editing:
{
break;
}
case UserActions.InsertObject:
{
GOMLib.GOM_Object_Primitive primitive;
primitive = new GOMLib.GOM_Object_Primitive();
primitive.InitializeFromTemplate(status.Template);
primitive.xOffset = e.X;
primitive.yOffset = e.Y;
GOMLib.GOM_Default_Values.ScaleObject(primitive, 25, 25);
m_rgObjects.Add(primitive);
status.Action = UserActions.Editing;
status.Template = null;
m_selObjs.Clear();
m_selObjs.Add(primitive);
DrawObjectsOnCanvas();
break;
}
case UserActions.Controlling:
{
plDraw.Capture = false;
status.Action = UserActions.Editing;
m_selectedPoint = null;
break;
}
case UserActions.Moving:
{
plDraw.Capture = false;
status.Action = UserActions.Editing;
if ( m_selObjs.Count == 1 )
{
GOMLib.GOM_Interface_Graphic_Object graphicObject = m_selObjs[0];
bool touched = false;
for ( int i=0; i<m_rgObjects.Count; i++ )
{
GOMLib.GOM_Object_LinkNode linkNode = m_rgObjects[i] as GOMLib.GOM_Object_LinkNode;
if ( !(graphicObject is GOMLib.GOM_Object_LinkNode) && linkNode != null )
{
GOMLib.GOM_Links links = GetLinks(linkNode);
if ( links.Count == 1 )
{
GOMLib.GOM_Point touchedPoint = graphicObject.GetConnectablePointAt((int)linkNode.xOffset, (int)linkNode.yOffset);
if ( touchedPoint != null )
{
if ( links[0].m_startObj == linkNode )
{
links[0].m_startObj = graphicObject;
links[0].m_startPt = touchedPoint;
}
else
{
links[0].m_endObj = graphicObject;
links[0].m_endPt = touchedPoint;
}
m_rgObjects.Remove(linkNode);
touched = true;
}
}
}
}
if ( touched )
{
DrawObjectsOnCanvas();
}
}
break;
}
case UserActions.MovingKeyPoint:
{
m_selectedLinkKeyPoint = null;
status.Action = UserActions.Editing;
if ( m_selectedLink.m_keyPts != null )
{
ArrayList pts = new ArrayList();
PointF ptf = m_selectedLink.StartPointInCanvas(m_rgObjects);
GOMLib.SketchPoint spt = new GOMLib.SketchPoint();
spt.x = (int)ptf.X;
spt.y = (int)ptf.Y;
pts.Add( spt );
for( int i=0; i<m_selectedLink.m_keyPts.Count; i++ )
{
spt = new GOMLib.SketchPoint();
spt.x = (int)m_selectedLink.m_keyPts[i].x;
spt.y = (int)m_selectedLink.m_keyPts[i].y;
pts.Add( spt );
}
ptf = m_selectedLink.EndPointInCanvas(m_rgObjects);
spt = new GOMLib.SketchPoint();
spt.x = (int)ptf.X;
spt.y = (int)ptf.Y;
pts.Add( spt );
pts = CalculateSegments(pts);
m_selectedLink.m_keyPts = new GOMLib.GOM_Points();
for( int i=0; i<(pts.Count-2); i++ )
{
GOMLib.GOM_Point pt = new GOMLib.GOM_Point();
pt.x = ((GOMLib.SketchPoint)pts[i+1]).x;
pt.y = ((GOMLib.SketchPoint)pts[i+1]).y;
m_selectedLink.m_keyPts.Add( pt );
}
}
DrawObjectsOnCanvas();
break;
}
case UserActions.Selecting:
{
System.Drawing.Region rgn;
System.Drawing.Region rgnIntersect;
System.Drawing.Graphics canvas;
rgn = new Region(m_selectingRect);
canvas = plDraw.CreateGraphics();
for (int i = 0; i < m_rgObjects.Count; i++)
{
rgnIntersect = rgn.Clone();
rgnIntersect.Intersect(m_rgObjects[i].BoundingRegion);
if (!rgnIntersect.IsEmpty(canvas))
{
m_selObjs.Add(m_rgObjects[i]);
}
}
plDraw.Capture = false;
status.Action = UserActions.Editing;
m_selectingRect.X = 0;
m_selectingRect.Y = 0;
m_selectingRect.Width = 0;
m_selectingRect.Height = 0;
DrawObjectsOnCanvas();
break;
}
}
break;
}
}
}
