void UTFT::clrScr()
{
long i;
cbi(P_CS, B_CS);
clrXY();
if (display_transfer_mode!=1)
sbi(P_RS, B_RS);
if (display_transfer_mode==16)
_fast_fill_16(0,0,((disp_x_size+1)*(disp_y_size+1)));
else if (display_transfer_mode==8)
_fast_fill_8(0,((disp_x_size+1)*(disp_y_size+1)));
else
{
for (i=0; i<((disp_x_size+1)*(disp_y_size+1)); i++)
{
if (display_transfer_mode!=1)
LCD_Writ_Bus(0,0,display_transfer_mode);
else
{
LCD_Writ_Bus(1,0,display_transfer_mode);
LCD_Writ_Bus(1,0,display_transfer_mode);
}
}
}
sbi(P_CS, B_CS);
}
void ILI9325i2c_16::printChar(byte c, int x, int y)
{
byte i, ch;
word j;
word temp;
clearBit(CS);
if (orient == PORTRAIT)
{
setXY(x, y, x + cfont.x_size - 1, y + cfont.y_size - 1);
temp = ((c - cfont.offset) * ((cfont.x_size / 8) * cfont.y_size)) + 4;
for (j = 0; j < ((cfont.x_size / 8)*cfont.y_size); j++)
{
ch = pgm_read_byte(&cfont.font[temp]);
for (i = 0; i < 8; i++)
{
if ((ch & (1 << (7 - i))) != 0)
{
setPixel(fcolorr, fcolorg, fcolorb);
}
else
{
setPixel(bcolorr, bcolorg, bcolorb);
}
}
temp++;
}
}
else
{
temp = ((c - cfont.offset) * ((cfont.x_size / 8) * cfont.y_size)) + 4;
for (j = 0; j < ((cfont.x_size / 8)*cfont.y_size); j += (cfont.x_size / 8))
{
setXY(x, y + (j / (cfont.x_size / 8)), x + cfont.x_size - 1, y + (j / (cfont.x_size / 8)));
for (int zz = (cfont.x_size / 8) - 1; zz >= 0; zz--)
{
ch = pgm_read_byte(&cfont.font[temp + zz]);
for (i = 0; i < 8; i++)
{
if ((ch & (1 << i)) != 0)
{
setPixel(fcolorr, fcolorg, fcolorb);
}
else
{
setPixel(bcolorr, bcolorg, bcolorb);
}
}
}
temp += (cfont.x_size / 8);
}
}
setBit(CS);
clrXY();
}
void UTFT::drawCircle(int x, int y, int radius)
{
int f = 1 - radius;
int ddF_x = 1;
int ddF_y = -2 * radius;
int x1 = 0;
int y1 = radius;
cbi(P_CS, B_CS);
setXY(x, y + radius, x, y + radius);
LCD_Write_DATA(fch,fcl);
setXY(x, y - radius, x, y - radius);
LCD_Write_DATA(fch,fcl);
setXY(x + radius, y, x + radius, y);
LCD_Write_DATA(fch,fcl);
setXY(x - radius, y, x - radius, y);
LCD_Write_DATA(fch,fcl);
while(x1 < y1)
{
if(f >= 0)
{
y1--;
ddF_y += 2;
f += ddF_y;
}
x1++;
ddF_x += 2;
f += ddF_x;
setXY(x + x1, y + y1, x + x1, y + y1);
LCD_Write_DATA(fch,fcl);
setXY(x - x1, y + y1, x - x1, y + y1);
LCD_Write_DATA(fch,fcl);
setXY(x + x1, y - y1, x + x1, y - y1);
LCD_Write_DATA(fch,fcl);
setXY(x - x1, y - y1, x - x1, y - y1);
LCD_Write_DATA(fch,fcl);
setXY(x + y1, y + x1, x + y1, y + x1);
LCD_Write_DATA(fch,fcl);
setXY(x - y1, y + x1, x - y1, y + x1);
LCD_Write_DATA(fch,fcl);
setXY(x + y1, y - x1, x + y1, y - x1);
LCD_Write_DATA(fch,fcl);
setXY(x - y1, y - x1, x - y1, y - x1);
LCD_Write_DATA(fch,fcl);
}
sbi(P_CS, B_CS);
clrXY();
}
void ILI9325i2c_16::rotateChar(byte c, int x, int y, int pos, int deg)
{
byte i, j, ch;
word temp;
int newx, newy;
double radian;
radian = deg * 0.0175;
clearBit(CS);
temp = ((c - cfont.offset) * ((cfont.x_size / 8) * cfont.y_size)) + 4;
for (j = 0; j < cfont.y_size; j++)
{
for (int zz = 0; zz < (cfont.x_size / 8); zz++)
{
ch = pgm_read_byte(&cfont.font[temp + zz]);
for (i = 0; i < 8; i++)
{
newx = x + (((i + (zz * 8) + (pos * cfont.x_size)) * cos(radian)) - ((j) * sin(radian)));
newy = y + (((j) * cos(radian)) + ((i + (zz * 8) + (pos * cfont.x_size)) * sin(radian)));
setXY(newx, newy, newx + 1, newy + 1);
if ((ch & (1 << (7 - i))) != 0)
{
setPixel(fcolorr, fcolorg, fcolorb);
}
else
{
setPixel(bcolorr, bcolorg, bcolorb);
}
}
}
temp += (cfont.x_size / 8);
}
setBit(CS);
clrXY();
}
