clocktst.c

自己收集整理和调试OK的三个Game源代码

#include "gui.h"
#include "timer.h"

#include <math.h>

int midx, midy;
static unsigned char h=0, m=0, s=0;

#define	pi					3.1415926

void Clk_Dp( unsigned char a, unsigned char b, unsigned char c )
{
	unsigned short x, y;

	x = a * cos(b*c*pi/180.0-pi/2) + midx;
	y = a * sin(b*c*pi/180.0-pi/2) + midy;
	GUI_DrawLine(midx,midy,x,y);
}

void Clk_ShowTime( TIME *t )
{
	GUI_COLOR bak;

	bak = GUI_GetColor();
	GUI_SetColor( GUI_RED );

	GUI_GotoXY( 10, 10 );

//	GUI_DispString("Current time is:     ");
	GUI_DispDec( t->hour, 2 );
	GUI_DispString(":");
	GUI_DispDec( t->minute, 2 );
	GUI_DispString(":");
	GUI_DispDec( t->second, 2 );
			
	GUI_SetColor( bak );
}

void Clk_Init( void )
{
		int i, x1, x2, y1, y2, l;
		int radius = 100;

		GUI_SetBkColor( GUI_BLACK );					/*背景顔色為 BLUE*/
		GUI_Clear();

		GUI_SetColor( GUI_GREEN );           /*設置裏面circle的顔色*/
		GUI_DrawCircle( midx, midy, radius );

		GUI_SetColor( GUI_MAGENTA );         /*设置外面圆的颜色*/
		GUI_DrawCircle( midx, midy, radius+5 );

		GUI_SetColor( GUI_CYAN );            /*设置圆心的颜色*/
		GUI_DrawCircle( midx, midy, 2 );

		for( i=0; i<60; i++ )								/* Draw刻度盘 */
		{
			if( i%5 == 0 )
				l = 15;
			else
				l = 5;

	     x1 = 100*cos(i*6*pi/180) + midx;
	     y1 = 100*sin(i*6*pi/180) + midy;

	     x2 = (100-l)*cos(i*6*pi/180) + midx;
	     y2 = (100-l)*sin(i*6*pi/180) + midy;

	     GUI_DrawLine( x1, y1, x2, y2 );
		}
}
void Clk_DrawSec( TIME *t )
{
		GUI_SetColor( GUI_BLACK );	//clear pre sec hand
		Clk_Dp( 90, s, 6 );

		GUI_SetColor( GUI_RED );
		s = t->second;
		Clk_Dp( 90, s, 6 );
}
void Ckl_DrawMin( TIME *t )
{
				GUI_SetColor( GUI_BLACK );
				Clk_Dp( 75, m, 6 );

				GUI_SetColor( GUI_YELLOW );
				m = t->minute;
				Clk_Dp( 75, m, 6 );
}

void ClockTst( void )
{
   float x, y;
   TIME t;

		midx = 320 / 2;	   /*得到圆心坐标 */
		midy = 240 / 2;

		Clk_Init();

		DgGetTime( &t );			/*get the time*/
		h = t.hour;
		m = t.minute;
		s = t.second;
		Clk_ShowTime( &t );

		/*draw the hour_hand*/
		GUI_SetColor( GUI_LIGHTGRAY );
		Clk_Dp( 60, (h+(float)m/60), 30 );/*这一行是很关键的。有了这一行时针就可以随着  */
                                 /*分针的移动而随时移动了，从而改变了原来的只有*/
                                 /*到整点时针才能变动的局限                    */

		/*draw the min_hand*/
		GUI_SetColor( GUI_YELLOW );
		Clk_Dp( 75, m, 6 );

		/*draw the sec_hand*/
		GUI_SetColor( GUI_RED );
		Clk_Dp( 90, s, 6 );

		while( 1 )
		{
			while( t.second == s )
				DgGetTime( &t );

			Clk_ShowTime( &t );

			Clk_DrawSec( &t );

			if( t.minute != m )
			{
				Ckl_DrawMin( &t );
			}
			
			if( m == s-1 )
			{
 					GUI_SetColor( GUI_YELLOW );
					Clk_Dp( 75, m, 6 );
			}

			GUI_SetColor( GUI_BLACK );
			Clk_Dp( 60, h+(float)m/60.0, 30 );

			GUI_SetColor( GUI_LIGHTGRAY );
			h = (float)t.hour;
			Clk_Dp( 60, h+(float)m/60.0, 30 );

//			if( t.hour != (int)h )
//			{
//				GUI_SetColor( GUI_LIGHTGRAY );
//				Clk_Dp( 60, h, 30 );
//				h = t.hour;
//				Clk_Dp( 60, h, 30 );
//			}
		}
}