model.cpp

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/*
** ----------------------------------------------------------------
** model.cpp  -  Primitive model class.
**
** ----------------------------------------------------------------
*/

/*
** ---------------------------------------------------------------
** Global variables and symbols:
*/
#include "cd.h"
#include "wd.h"

#include "dsp.h"
#include "model.h"
#include "prm.h"
#include "prmio.h"
#include "prmed.h"


/*
** ---------------------------------------------------------------
** Initialization of class variables:
*/

Model* Model::curr_model = 0L;

/*
** ---------------------------------------------------------------
** Public class functions: 
*/
/*======================  Model::GetCurrModel  =====================*/

Model* Model::GetCurrModel( void )
{
 return( curr_model );
}

/*
** ---------------------------------------------------------------
** Public constructor and destructor functions:
**
*/
/*=========================  Model::Model  =========================*/

Model::Model( cdCanvas* canvas, Dsp* display )
{
 curr_model = this;
 PrmEd::InitParams( canvas, display );
}

/*=========================  Model::~Model  ========================*/

Model::~Model( )
{
 Prm::DeleteList( );
}

/*
** ---------------------------------------------------------------
** Public instance functions:
**
*/

/*======================  Model::ChkEmptyModel  ====================*/

bool Model::ChkEmptyModel( void )
{
 return( Prm::ChkEmptyModel( ) );
}

/*=========================  Model::Reset  ==========================*/

void Model::Reset( void )
{
 Prm::DeleteList( );
 PrmEd::ResetParams( );
}

/*===========================  Model::Open  =========================*/

int Model::Open( FILE *fd )
{
 int status;

/* Delete current model (if there is one) and reset primitive
 * edition module.
 */
 Prm::DeleteList( );
 PrmEd::ResetParams( );

/* Read new data file
 */
 status = PrmIO::Interpret( fd );

 if( status )
 {
/* Compute maximum height of primitive edition module
 * based on new model bounding box.
 */
  double xmin, xmax, ymin, ymax;
  if( Prm::GetGlobalBox( &xmin, &xmax, &ymin, &ymax ) )
  {
   double sizex = xmax - xmin;
   double sizey = ymax - ymin;
   double max_height = ( sizex > sizey ) ? sizex : sizey;
   PrmEd::SetMaxHeight( max_height );
  }
 }

 return( status );
}

/*==========================  Model::Save  ==========================*/

void Model::Save( FILE *fd )
{
 if( Prm::ChkEmptyModel( ) )
  return;

/* Write primitive list to file.
 */
 PrmIO::WriteList( fd );
}

/*======================  Model::GetGlobalBox  =====================*/

int Model::GetGlobalBox( double* xmin, double* xmax, 
                         double* ymin, double* ymax )
{
 int status = Prm::GetGlobalBox( xmin, xmax, ymin, ymax );

 return( status );
}

/*========================  Model::Display  ========================*/

void Model::Display( cdCanvas* canvas )
{
/* Set mark display parameters.
 */
 cdCanvasMarkType( canvas, CD_BOX );
 cdCanvasMarkSize( canvas, 7 );

/* Traverse list of primitives in reverse order displaying
 * each primitive.  This will display first the primitives
 * at the back (the first primitives will appear at the front).
 * Also get the pointer to the selected primitive (if there is one).
 */
 Prm *sel_prm = NULL;
/*** COMPLETE AQUI: MODEL-01 ***/









/*** COMPLETE AQUI: MODEL-01 ***/

/* Hightlight the selected primitive (if there is one).
 */
 if( sel_prm )
 {
  cdCanvasForeground( canvas, CD_RED );
/*** COMPLETE AQUI: MODEL-02 ***/

/*** COMPLETE AQUI: MODEL-02 ***/
 }
}

/*========================  Model::SetColor  =======================*/

void Model::SetColor( long int color )
{
 PrmEd::SetColor( color );
}

/*========================  Model::GetColor  =======================*/

long int Model::GetColor( void )
{
 return( PrmEd::GetColor( ) );
}

/*======================  Model::SetPrmType  =======================*/

void Model::SetPrmType( Prm::Type type )
{
 PrmEd::SetCurType( type );
}

/*====================  Model::UnselectAllPrm  =====================*/

void Model::UnselectAllPrm( void )
{
 PrmEd::UnselectAllPrm( );
}

/*====================  Model::InsertPrm1stPt  =====================*/

void Model::InsertPrm1stPt( double x, double y, double tol )
{
 PrmEd::InsertPrm1stPt( x, y, tol );
}

/*=====================  Model::EchoPrm2ndPt  ======================*/

void Model::EchoPrm2ndPt( double x, double y )
{
 PrmEd::EchoPrm2ndPt( x, y );
}

/*=====================  Model::InsertPrm2ndPt  =====================*/

void Model::InsertPrm2ndPt( double x, double y )
{
 PrmEd::InsertPrm2ndPt( x, y );
}

/*======================  Model::SelectDragPrm  ====================*/

void Model::SelectDragPrm( double x, double y, double tol )
{
 PrmEd::SelectDragPrm( x, y, tol );
}

/*=====================  Model::UpdateDragPrm  =====================*/

void Model::UpdateDragPrm( double x, double y )
{
 PrmEd::UpdateDragPrm( x, y );
}

/*=====================  Model::FinishDragPrm  =====================*/

void Model::FinishDragPrm( double x, double y )
{
 PrmEd::FinishDragPrm( x, y );
}

/*======================  Model::DeleteSelPrm  =====================*/

void Model::DeleteSelPrm( void )
{
 PrmEd::DeleteSelPrm( );
}

/*===================  Model::MoveSelPrmToFront  ===================*/

void Model::MoveSelPrmToFront( void )
{
 PrmEd::MoveSelPrmToFront( );
}

/*===================  Model::MoveSelPrmToBack  ====================*/

void Model::MoveSelPrmToBack( void )
{
 PrmEd::MoveSelPrmToBack( );
}

/*=====================  Model::SetHeightFac  ======================*/

void Model::SetHeightFac( double fac )
{
 PrmEd::SetHeightFac( fac );
}

/*=====================  Model::GetHeightFac  ======================*/

double Model::GetHeightFac( void )
{
 return( PrmEd::GetHeightFac( ) );
}

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