viewp.h

AutoCAD DWG-file viewer

/****************************************************************/
/*			COPYRIGHT NOTICE			*/
/*			----------------			*/
/*  All software in this listing remain the strict copyright	*/
/*  of Ilija Kovacevic and cannot be copied or used in any way	*/
/*  except by written permission of Ilija Kovacevic.		*/
/*								*/
/*	Copyright (c) 1992 Ilija Kovacevic			*/
/*	www.kov.com   email [e-mail]			*/
/****************************************************************/

typedef struct
	{
	UINT8 flags;
	char name[ 0x20 ];
	DOUBLE lower_x;
	DOUBLE lower_y;
	DOUBLE upper_x;
	DOUBLE upper_y;
	DOUBLE x_view_target;
	DOUBLE y_view_target;
	DOUBLE z_view_target;
	DOUBLE x_view_dir;
	DOUBLE y_view_dir;
	DOUBLE z_view_dir;
	DOUBLE view_twist_angle;
	DOUBLE height;
	DOUBLE center_x;	
	DOUBLE center_y;	
	DOUBLE aspect_ratio;
	DOUBLE lens_length;
	DOUBLE front_clipping_plane;
	DOUBLE back_clipping_plane;
	INT16 view_mode;
	INT16 circle_zoom_percent;
	INT16 fast_zoom;
	INT16 ucs_setting;
	INT16 snap_on;
	INT16 grid_on;
	INT16 snap_style;
	INT16 snap_isopair;
	DOUBLE snap_rotation;
	DOUBLE snap_base_x;
	DOUBLE snap_base_y;
	DOUBLE snap_x;
	DOUBLE snap_y;
	DOUBLE grid_x;
	DOUBLE grid_y;
	} AcadViewPort;


void AcadViewPort__write( AcadViewPort *me );
void AcadViewPort__read( AcadViewPort *me );
void AcadViewPort__dump_to_debug_file( AcadViewPort *me );
void AcadViewPort__dxfout( AcadViewPort *me );
AcadViewPort *AcadViewPort__create( void );
void AcadViewPort__delete( AcadViewPort *me );