//
// Demonstration of Graphics functions
//
// Author: Matthew Weathers
// Date  : September 8, 1999

#include <stdlib.h>
#include <math.h>
#include <time.h>
#include <string.h>
#include "graphics2.h"

#define ESC 0x1b

void main() 
{
	srand(time(NULL));  // Seed the random number generator
	int GraphDriver=0,GraphMode=0; initgraph( &GraphDriver, &GraphMode, "" ); // Start Window

	//---------setcolor( color )
    // Colors:
	// BLACK, BLUE, GREEN, CYAN, RED, MAGENT, BROWN, LIGHTGRAY, DARKGRAY, 
    // LIGHTBLUE, LIGHTGREEN, LIGHTCYAN, LIGHTRED, LIGHTMAGENTA, YELLOW, WHITE

	setcolor(WHITE);

	//---------line( x1, y1, x2, y2);
	line(20, 20, 100, 80);

	setcolor(BLUE);
	//---------rectangle( x1, y1, x2, y2);
	rectangle(20, 100, 150, 150);

	//---------setfillstyle( fill_style, color)
	// Fill_styles:
	// EMPTY_FILL, SOLID_FILL, LINE_FILL, LTSLASH_FILL, SLASH_FILL, BKSLASH_FILL,
    // LTBKSLASH_FILL, HATCH_FILL, XHATCH_FILL, INTERLEAVE_FILL, WIDE_DOT_FILL, 
    // CLOSE_DOT_FILL, USER_FILL

	setcolor(RED);
	setfillstyle(SOLID_FILL, RED);

	//---------bar( x1, y1, x2, y2);
	bar(20, 200, 150, 220);

	setfillstyle(SOLID_FILL, GREEN);
	bar(20, 230, 150, 250);

	setfillstyle(BKSLASH_FILL, LIGHTGREEN);
	bar(160, 200, 190, 250);

	//---------circle( X, Y, radius)
	setcolor(WHITE);
	circle( 50, 310, 40);
	
	//---------putpixel (X, Y, color)
	putpixel(50, 310, RED);
	putpixel(60, 320, WHITE);
	
	//---------arc( X, Y, start_angle, end_angle, radius);
	//       Angles in degrees 0-360.
	//       0-right. Counter-clockwise (90-up, 180-left, 270-down)
	arc( 140, 310, 0, 90, 40);
	arc( 140, 310, 120, 160, 40);

	//---------ellipse(x, y, start_angle, end_angle, x_radius, y_radius)
	ellipse(60, 400, 0, 270, 50, 30);

	//---------fillellipse(x, y, x_radius, y_radius);
	setcolor(YELLOW);
	setfillstyle(SOLID_FILL, YELLOW);
	fillellipse(170, 400, 50, 30);

	setcolor(WHITE);
	setfillstyle(HATCH_FILL, RED);
	fillellipse(250, 400, 30, 50);


	//---------pieslice( x, y, start_angle, end_angle, radius)
	setcolor(RED);
	setfillstyle(SOLID_FILL, RED);
	pieslice(350, 60, 0, 90, 40);

	setcolor(WHITE);
	setfillstyle(SOLID_FILL, BLUE);
	pieslice(350, 60, 90,180, 40);

	setcolor(GREEN);
	setfillstyle(WIDE_DOT_FILL, WHITE);
	pieslice(350, 65, 180, 270, 60);
	
	setcolor(WHITE);
	//---------setlinestyle(style, pattern, thickness);
    // line styles:
	// SOLID_LINE, DOTTED_LINE, CENTER_LINE, DASHED_LINE, USERBIT_LINE
	//    -- Normal: (SOLID_LINE, 0, 1);
	setlinestyle(DOTTED_LINE, 0, 1);
	line(300, 130, 500, 130);

	setlinestyle(SOLID_LINE, 0, 3);
	line(300, 150, 500, 150);

	setlinestyle(DASHED_LINE, 0, 1);
	rectangle(300, 170, 500, 200);

	setlinestyle(SOLID_LINE, 0, 1);  //Back to normal
	line(300, 220, 500, 220);

	//---------settextjustify( horizontal, vertical )
	// horizontal = LEFT_TEXT, CENTER_TEXT, or RIGHT_TEXT
	// vertical   = BOTTOM_TEXT, TOP_TEXT
	//       -- Normal is (LEFT_TEXT, TOP_TEXT)

	settextjustify(LEFT_TEXT,TOP_TEXT);

	//---------settextstyle(font,direction,size)
	// font = DEFAULT_FONT, TRIPLEX_FONT, SMALL_FONT, SANSSERIF_FONT, GOTHIC_FONT 
	//       or try numbers 0 thru 15?
	// direction = HORIZ_DIR, VERT_DIR
	
	setcolor(YELLOW);
	settextstyle(TRIPLEX_FONT, HORIZ_DIR, 2);

	//---------outtextxy( x, y, "text")
	outtextxy(300, 260, "Triplex, size 2");

	setcolor(WHITE);

	settextstyle(GOTHIC_FONT, VERT_DIR, 2);
	outtextxy(600, 20, "Gothic, Vertical, Size 2");

	setcolor(GREEN);
	settextstyle(DEFAULT_FONT, HORIZ_DIR, 2);
	outtextxy(300, 455, "Press any key...");

	getch(); //Wait for a key. (When main function ends, the window will close)
}