graphicdemo.c

SmartARM2400系列开发板全套资料

/****************************************Copyright (c)**************************************************
**                               Guangzou ZLG-MCU Development Co.,LTD.
**                                      graduate school
**                                 http://www.zlgmcu.com
**
**--------------File Info-------------------------------------------------------------------------------
** File name:           GraphicDemo.c
** Last modified Date:  2008-04-15
** Last Version:        1.0
** Descriptions:        demonstrate the 2D Graphic
**
**------------------------------------------------------------------------------------------------------
** Created by:          Houxiaolong
** Created date:        2008-04-14
** Version:             1.0
** Descriptions:        demonstrate the 2D Graphic
**
**------------------------------------------------------------------------------------------------------
** Modified by:
** Modified date:
** Version:
** Descriptions:
**
********************************************************************************************************/
#include "config.h"
#include <math.h>
#include <stdio.h>
#include "LCD2478.h"

#define LONGTH   60

extern unsigned char number[];
/*********************************************************************************************************
** Function name:       __drawPolygon
** Descriptions:        draw polygon
** Input parameters:    none
** Output parameters:   none
*********************************************************************************************************/
static void __drawPolygon(void)
{   
    uint32 const poly5[] = {135, 240, 120, 255, 120, 285, 150, 285, 150, 255, 135, 240};

    GUI_RectangleFill(40, 180, 90, 220, YELLOW);                        /*  fill the rectangle          */
    delay_Ns(1000);
    GUI_RectangleFill(0, 40, GUI_LCM_XMAX, GUI_LCM_YMAX, BLACK);        /*  clear the panel             */

    GUI_CircleFill(90, 250, 30, GREEN);                                 /*  fill a circle               */                                 
    delay_Ns(1000);
    GUI_RectangleFill(0, 40, GUI_LCM_XMAX, GUI_LCM_YMAX, BLACK);        /*  clear the panel             */
    
    GUI_LineS(poly5, 6, RED);                                           /*  draw polygon                */
    delay_Ns(1000);
    GUI_RectangleFill(0, 40, GUI_LCM_XMAX, GUI_LCM_YMAX, BLACK);        /*  clear the panel             */

    GUI_EllipseFill(180, 220, 200, 270, MAGENTA);                       /*  fill a ellipse              */
    delay_Ns(1000);
    GUI_RectangleFill(0, 40, GUI_LCM_XMAX, GUI_LCM_YMAX, BLACK);        /*  clear the panel             */

}


/*********************************************************************************************************
** Function name:       __drawMeter
** Descriptions:        display the meter
** Input parameters:    none
** Output parameters:   none
*********************************************************************************************************/
static void __drawMeter(void)
{
    unsigned char i;
    char cbuff[3];
    int ix0     = GUI_LCM_XMAX / 2;
    int iy0     = GUI_LCM_YMAX / 2;
    int ix      = 0;
    int iy      = 0;
    int dx      = ix0;
    int dy      = iy0;
    float uiangle;

    GUI_Arc(ix0, iy0, LONGTH + 50, 30, 150, WHITE);                     /*  draw arcs                   */


    for (i = 0; i < 23; i++) {
        uiangle = (-30 + i * 10) * 3.1415926 / 180;						
        ix      = -(LONGTH + 40) * cos(uiangle) + ix0;
        iy      = -(LONGTH + 40) * sin(uiangle) + iy0;
		
        if (i % 2 == 0) {
            GUI_CircleFill(ix, iy, 2, GREEN);                           /*  fill a circle               */
        } else {
            GUI_CircleFill(ix, iy, 1, YELLOW);                          /*  fill a circle               */
        }

        GUI_SetColor(RED, BLACK);
        if (i % 2 == 0) {
           ix = -(LONGTH + 23) * cos(uiangle) + ix0;
           iy = -(LONGTH + 30) * sin(uiangle) + iy0;
           sprintf(cbuff, "%d", i * 10);
           GUI_PutString(ix - 8, iy - 4, cbuff);                        /*  display the meter's value   */
        }
    }

    /*
     *  display the meter
     */
    GUI_SetColor(MAGENTA, BLACK);
    for (i = 0; i < 221; i++) {
        uiangle = (-30 + i ) * 3.1415926 / 180; 
        ix      = -LONGTH * cos(uiangle) + ix0;
        iy      = -LONGTH * sin(uiangle) + iy0;
        GUI_PutChar(ix0 + 30, iy0 + 40, number[i / 100]);               /*  显示百位                    */
        GUI_PutChar(ix0 + 37, iy0 + 40, number[i % 100 / 10]);          /*  显示十位                    */
        GUI_PutChar(ix0 + 44, iy0 + 40, number[i % 100 % 10]);          /*  显示个位                    */

        GUI_LineWith(ix0, iy0, dx, dy, 2, BLACK);                       /*  clear the track             */
        GUI_LineWith(ix0, iy0, ix, iy, 2, BLUE);                        /*  display the pointer         */
        delay_Ns(40);
        dx      = ix;
        dy      = iy;
       
    }

    for (i = 220; i > 0; i--) {
        uiangle = (-30 + i ) * 3.1415926 / 180; 
        ix      = -LONGTH * cos(uiangle) + ix0;
        iy      = -LONGTH * sin(uiangle) + iy0;

        GUI_PutChar(ix0 + 30, iy0 + 40, number[i / 100]);               /*  显示百位                    */
        GUI_PutChar(ix0 + 37, iy0 + 40, number[i % 100 / 10]);          /*  显示十位                    */
        GUI_PutChar(ix0 + 44, iy0 + 40, number[i % 100 % 10]);          /*  显示个位                    */

        GUI_LineWith(ix0, iy0, dx, dy, 2, BLACK);                       /*  clear the track             */
        GUI_LineWith(ix0, iy0, ix, iy, 2, BLUE);                        /*  display the pointer         */
        delay_Ns(25);
        dx      = ix;
        dy      = iy;
        
    }
    GUI_LineWith(ix0, iy0, ix, iy, 2, BLUE);
    GUI_PutChar(ix0 + 30, iy0 + 40, number[i / 100]);                   /*  显示百位                    */
    GUI_PutChar(ix0 + 37, iy0 + 40, number[i % 100 / 10]);              /*  显示十位                    */
    GUI_PutChar(ix0 + 44, iy0 + 40, number[i % 100 % 10]);              /*  显示个位                    */

}


/*********************************************************************************************************
** Function name:       __showName
** Descriptions:        show the demo name
** Input parameters:    none
** Output parameters:   none
*********************************************************************************************************/
static void __showName(void)
{
    delay_Ns(200);
    
    GUI_FillSCR(YELLOW);
    GUI_SetColor(RED, YELLOW);
    GUI_PutString8_8(70, 150, "Graphic-Sample");
    
    delay_Ns(1500);
	
}


/*********************************************************************************************************
** Function name:       graphicDemo
** Descriptions:        demonstrate the 2D Graphic's function
** Input parameters:    none
** Output parameters:   none
*********************************************************************************************************/
void graphicDemo(void)
{
    __showName();
    
	GUI_FillSCR(BLACK);                                                 /*  clear the LCD panel         */

    GUI_SetColor(WHITE, BLACK);
    GUI_PutString8_8(70, 20, "Graphic-Demo");                           /*  display "Graphic-Demo"      */

    __drawPolygon();                                                    /*  display the polygon         */
    __drawMeter();                                                      /*  display the meter           */

    
}