LC_CMD_XLINE

LC_CMD_XLINE is a value for Command parameter of the lcWndExeCommand function. It starts interactive tool to add Construction Line objects into a drawing.
CmdParam parameter can have the following values to activate specific modes:

Prm	Mode
0	Start command with previous mode
LC_XLINE_BASE	Basepoint
LC_XLINE_ANG	Angular lines (preset by LC_PROP_WND_XLINEANG)
LC_XLINE_SEP	Separate 2-point lines.
LC_XLINE_RAY	Select Ray
LC_XLINE_XLINE	Select Xline

When the command is started, before specifying start point, user can change the mode by right click and then select mode from popup menu.

See Also

Command interface

Code sample:

  // add parallel infinite lines (10 degrees slope)
  lcWndExeCommand( m_hLcWnd, LC_CMD_XLINE, LC_XLINE_XLINE );
  lcPropPutFloat( m_hLcWnd, LC_PROP_WND_XLINEANG, 10*LC_DEG_TO_RAD );
  lcWndExeCommand( m_hLcWnd, LC_CMD_XLINE, LC_XLINE_ANG );

  // add rays with one base point
  lcWndExeCommand( m_hLcWnd, LC_CMD_XLINE, LC_XLINE_RAY );
  lcWndExeCommand( m_hLcWnd, LC_CMD_XLINE, LC_XLINE_BASE );

  // add infinite lines, each is defined by 2 points
  lcWndExeCommand( m_hLcWnd, LC_CMD_XLINE, LC_XLINE_XLINE );
  lcWndExeCommand( m_hLcWnd, LC_CMD_XLINE, LC_XLINE_SEP );