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BARCOL.C
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─────Run-Time Library───────────────────────────────────────────────────────
/* BARCOL.C illustrates presentation graphics support routines and
* single-series chart routines including: (DOS-only)
* _pg_initchart _pg_chart _pg_chartpie _pg_defaultchart
*/
#include <conio.h>
#include <stdlib.h>
#include <graph.h>
#include <string.h>
#include <pgchart.h>
#define COUNTRIES 5
float __far value[COUNTRIES] = { 42.5F, 14.3F, 35.2F, 21.3F, 32.6F };
char __far *category[COUNTRIES] = { "CAN", "JAP", "USA", "UK", "Other" };
short __far explode[COUNTRIES] = { 0, 1, 0, 1, 0 };
void main()
{
_chartenv env;
if( !_setvideomode( _MAXRESMODE ) )
exit( 1 );
_pg_initchart(); /* Initialize chart system */
/* Single-series bar chart */
_pg_defaultchart( &env, _PG_BARCHART, _PG_PLAINBARS );
strcpy( env.maintitle.title, "Widget Production" );
_pg_chart( &env, category, value, COUNTRIES );
_getch();
_clearscreen( _GCLEARSCREEN );
/* Single-series column chart */
_pg_defaultchart( &env, _PG_COLUMNCHART, _PG_PLAINBARS );
strcpy( env.maintitle.title, "Widget Production" );
_pg_chart( &env, category, value, COUNTRIES );
_getch();
_clearscreen( _GCLEARSCREEN );
/* Pie chart */
_pg_defaultchart( &env, _PG_PIECHART, _PG_PERCENT );
strcpy( env.maintitle.title, "Widget Production" );
_pg_chartpie( &env, category, value, explode, COUNTRIES );
_getch();
_setvideomode( _DEFAULTMODE );
}
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