lcd_320x240.c

wince lcd driver dai ma

	tmp = x2 - x1;

	for ( i=0;i<=tmp;++i ) {
		PutPixel(x1+i,y,color);
	}

	return;
}
void draw_rectangle(int start_x,int start_y,int end_x,int end_y,U16 color)
{
	draw_vline(start_x, start_y, end_y, color);
	draw_vline(end_x, start_y, end_y, color);
	draw_hline(start_x, end_x, start_y, color);
	draw_hline(start_x, end_x, end_y, color);

	return;
}
/*
 * (start_x,start_y) : coordinate of the top-left-corner of the rectangle 
 * (end_x,end_y) : coordinate of the bottom-right-corner of the rectangle
 * this rectangle is filled with pixels which color is the same as the frame
 */
void draw_full_rectangle(int start_x, int start_y, int end_x, int end_y, U16 color)
{
	int i = 0;
	int tmp = 0;

	tmp = end_x - start_x;

	for ( i=0;i<tmp;++i ) {
		draw_vline(start_x+i, start_y,end_y, color);
	}

	return;
}

/*
 * display an ascii character
 * x,y   : coordinates of the start pixel
 * codes : the the bytes serial to be displayed 
 * the size of the ascii characters is 8*16
 * color : the color of the character
 */
static void write_en(int x, int y, unsigned char* codes, U16 color)
{
	int i = 0;
	/* total 16 bytes codes*/
	for ( i=0;i<16;++i ) {
		int j = 0;
		x += 8;

		for ( j=0;j<8;++j ) {
			--x;
			if ( (codes[i]>>j) & 0x1 ) {
				PutPixel(x, y, color);
			}
		}

		/* move to the next line : x axis unchanged, y axis increase 1 */
		++y;
	}

	return;
}
/*
 * display a Chinese character
 * x,y   : coordinates of the start pixel
 * codes : the bytes serial to be displayed
 * the size of the Chinese characters is 16*16
 * color : the color of the character
 */
static void write_cn(int x, int y, unsigned char* codes, U16 color)
{
	int i;
	/* total 2*16 bytes codes */
	for(i=0;i<16;i++) {
		int j = 0;
		for (j=0;j<2;++j) {

			int k = 0;
			x += 8*(j+1);

			for ( k=0;k<8;++k ){
				--x;
				if ( ( codes[2*i+j] >> k) & 0x1 ) {
					PutPixel(x,y,color);
				}
			}
		}

		/* move to the next line : x axis unchanged, y axis increase 1 */
		x -= 8;
		++y;
	}

	return;
}

void display_char(signed int x, unsigned int y, char str,U16 color)
{
	unsigned char*  ptr;	
    unsigned int    ch;
	ch=str;
	if(x>=240){x=0;y+=16;}
 	ptr = ASCII_FONT_BITMAP + 16*ch;
			/* 显示字符 */
	write_en(x, y+4,ptr,color);
}
void display_cn(signed int x, unsigned int y, char* str,U16 color)
{
	    unsigned char*  ptr;	
        unsigned int    ch;
 	    unsigned int    cl;	
 	    unsigned int offset;
		ch = (unsigned int)str[0];
		cl = (unsigned int)str[1];
		if ( (ch>=0xa1)&&(ch<0xf8) && (cl>=0xa1)&&(cl<0xff) ) {
			/* 到了行末就换行 */
			if(x>=240){x=0;y+=16;}
		/* 计算汉字在字库里的偏移量 */
			offset = ( (ch-0xa1)*94+(cl-0xa1) )*32;
			/* 计算汉字所在的地址 */
			ptr = GB2312_16X16_FONT_BITMAP + offset;
			/* 显示汉字 */
			write_cn(x, y,ptr,color);
		}
	
}
void display_string(unsigned int x, unsigned int y, char* str,int count,U16 color)
{
	unsigned char*  ptr;	
            unsigned int    ch;
 	unsigned int    cl;	
            unsigned int    offset;
        unsigned int    pos=0;
	while (*str&&pos<count){
	       
	     //   printf("%x:%x::",ch,cl);
		ch = (unsigned int)str[0];
		cl = (unsigned int)str[1];
		if ( (ch>=0xa1)&&(ch<0xf8) && (cl>=0xa1)&&(cl<0xff) ) {
			/* 到了行末就换行 */
			if(x>=240){x=0;y+=16;}
		/* 计算汉字在字库里的偏移量 */
			offset = ( (ch-0xa1)*94+(cl-0xa1) )*32;
			/* 计算汉字所在的地址 */
			ptr = GB2312_16X16_FONT_BITMAP + offset;
			/* 显示汉字 */
			write_cn(x, y,ptr,color);
			/* 下一个汉字 */
			x += 16;
			str += 2;       /* 一个汉字占2字节 */
			 pos+=2;
		}else{ /* ASCII字符 */
		   if(x>=240){x=0;y+=16;}
			/* 计算字符所在的地址 */
			ptr = ASCII_FONT_BITMAP + 16*ch;
			/* 显示字符 */
			write_en(x, y+4,ptr,color);
			
			/* 计算字符所在的地址 */
			//ptr = ASCII_FONT_BITMAP + 16*cl;
			/* 显示字符 */
			//write_en(x+8, y+4,ptr,color);
			pos+=1;
			/* 换行 */
			x += 8;str += 1;  /* an ascii character holds 1 byte */
		}
	}
	return;
}
/* (x,y) -- coordinate of the center of the circle */
void draw_circle(int x, int y, int r, U16 color)
{
	int x1 = 0;
	int y1 = r;
	int p = 3 - 2 * r;

	while(x1 <= y1 ) {

		PutPixel(x + x1, y + y1, color);
		PutPixel(x - x1, y + y1, color);
		PutPixel(x + x1, y - y1, color);
		PutPixel(x - x1, y - y1, color);
		PutPixel(x + y1, y + x1, color);
		PutPixel(x - y1, y + x1, color);
		PutPixel(x + y1, y - x1, color);
		PutPixel(x - y1, y - x1, color);

		if(p < 0)
			p+= 4 * x1++ +6;
		else
			p+= 4 * (x1++ - y1--) + 10;

	}

	return;
}

/*-----------------------------------------------------------------------------
 *  在LCD屏幕上指定坐标点画一个指定大小的图片
 */
void Paint_Bmp(int x0, int y0, int h, int l, unsigned char bmp[])
{
    int x, y;
    U32 c;
    int p = 0;
    
    for( y = 0 ; y < l ; y++ )
    {
        for( x = 0 ; x < h ; x++ )
        {
            c = bmp[p+1] | (bmp[p]<<8) ;
            
            if ( ( (x0+x) < SCR_XSIZE_TFT_320240) && ( (y0+y) < SCR_YSIZE_TFT_320240) )
                LCD_BUFER[y0+y][x0+x] = c ;
            
            p = p + 2 ;
        }
    }
}

/*
 * while write datas to LCD frame buffer, LCD will display them.
 * a pixel of the LCD is mapped to a bits block in the frame buffer
 * a pixel holds 12 bits in the frame buffer ( color LCD ):
 *  R - 5 bits ( 16-12 )
 *  G - 6 bits ( 11-6 )
 *  B - 6 bits ( 5-0 )
 */


/*-----------------------------------------------------------------------------
 *  test LTV350QV-F05
 */
void Test_Lcd_LTV350QVF05(void)
{
    int i;

    Lcd_Port_Init();
    Lcd_Init();
    Lcd_EnvidOnOff(1);

    Lcd_ClearScr( (0x00<<11) | (0x00<<5) | (0x00) );     //clear screen
    
  
//    Lcd_ClearScr(0xffff);       //fill all screen with some color
//    Glib_FilledRectangle(  50,  50,  270, 190, 0x0000);   //fill a Rectangle with some color
//    Glib_FilledRectangle( 100, 100,  220, 140, 0xf800);   //fill a Rectangle with some color
    
   #ifdef DEBUG
        Uart_Printf( "\nrGPBCON=0x%x\n", rGPBCON );
        Uart_Printf( "\trGPBUP=0x%x\n", rGPBUP );
        Uart_Printf( "rGPCCON=0x%x\n", rGPCCON );
        Uart_Printf( "\trGPCUP=0x%x\n", rGPCUP );
        Uart_Printf( "rGPDCON=0x%x\n", rGPDCON );
        Uart_Printf( "\trGPDUP=0x%x\n", rGPDUP );
        Uart_Printf( "rGPGCON=0x%x\n", rGPGCON );
        Uart_Printf( "\trGPGUP=0x%x\n\n", rGPGUP );
        
        Uart_Printf( "rLCDCON1=0x%x\n", rLCDCON1 );
        Uart_Printf( "rLCDCON2=0x%x\n", rLCDCON2 );
        Uart_Printf( "rLCDCON3=0x%x\n", rLCDCON3 );
        Uart_Printf( "rLCDCON4=0x%x\n", rLCDCON4 );
        Uart_Printf( "rLCDCON5=0x%x\n\n", rLCDCON5 );
        
        Uart_Printf( "rLCDSADDR1=0x%x\n", rLCDSADDR1 );
        Uart_Printf( "rLCDSADDR2=0x%x\n", rLCDSADDR2 );
        Uart_Printf( "rLCDSADDR3=0x%x\n\n", rLCDSADDR3 );
        
        Uart_Printf( "rLCDINTMSK=0x%x\n", rLCDINTMSK );
        Uart_Printf( "rLPCSEL=0x%x\n", rLPCSEL );
        Uart_Printf( "rTPAL=0x%x\n\n", rTPAL );
    #endif

    //LOGO

	/*Glib_FilledRectangle(0, 0, 320, 35, 0x0);
	Delay(50);
	Glib_FilledRectangle( 5, 35, 315, 40, 0xf800);	//Red,top
	Glib_FilledRectangle(10, 40, 310, 45, 0x07e0);	//Green,top
	Glib_FilledRectangle(15, 45, 305, 50, 0x001f);	//Blue,top

	Delay(50);
	Glib_FilledRectangle( 5, 37, 9, 200, 0xf800);	//Red,left
	Glib_FilledRectangle(10, 45, 15, 195, 0x07e0);	//Green,left
	Glib_FilledRectangle(16, 50, 20, 190, 0x001f);	//Blue,left

	Delay(50);
	Glib_FilledRectangle(311, 40, 315, 200, 0xf800);	//Red,right
	Glib_FilledRectangle(305, 45, 310, 195, 0x07e0);	//Green,right
	Glib_FilledRectangle(300, 50, 304, 190, 0x001f);	//Blue,right
*/
	Delay(50);
	//Paint_Bmp(20, 50, 280, 190, uCdragon_logo);			//picture
	Delay(50);
	
	draw_full_rectangle(20,50,240,100,0xf800);
	//write_en(0,120,test_char,0xf800);
	display_string(20,120,"我是HEATON！的",strlen("我是HEATON！的"),0xf800);
	display_string(20,136,"我是HEATON！的",strlen("我是HEATON！的"),0xf800);
	
	//display_string(20,120,"Hello",strlen("Hello"),0xf800);
	/*Glib_FilledRectangle( 5, 200, 315, 206, 0xf800);	//Red,button
	Glib_FilledRectangle( 10,195, 310, 200, 0x07e0);	//Green,button
	Glib_FilledRectangle( 16,190, 304, 195, 0x001f);	//Blue,button

	//Glib_FilledRectangle(0, 206, 320, 240, 0x0);*/
	Lcd_MoveViewPort(0,0);
   
}


/* the lcd_240x320.c end */