void LCD_drawBar(uint8_t x_start, uint8_t y_start, int8_t width, int8_t height, int8_t perc, uint8_t bar_type)
{
//perc=-perc;
LCD_drawRectangle(x_start,y_start,width,height,OVERWRITE);//outer rectangle
//for filler, -1px from app sides
x_start++;
y_start++;
width-=2;
height-=2;
if(bar_type==BAR_VERTICAL)
{
if(perc<0)
{
perc=-perc;
LCD_drawRectangle(x_start,y_start+height,width, -(int8_t)((uint16_t)(height)*perc/100) ,FILL);
}
else if(perc>0)
{
LCD_drawRectangle(x_start,y_start,width,(uint16_t)(height)*perc/100,FILL);
}
}
else if(bar_type==BAR_HORIZONTAL)
{
if(perc<0)
{
perc=-perc;
LCD_drawRectangle(x_start+width,y_start, -(int8_t)((uint16_t)(width)*perc/100) ,height,FILL);
}
else if(perc>0)
{
LCD_drawRectangle(x_start,y_start, (uint16_t)(width)*perc/100 ,height,FILL);
}
}
}
int main(void)
{
char cmd, subcmd, x, y, v, w, r; //variables used for loops, buffering of command bytes, counters etc.
uint16_t color; //counters for long stuff that may go over 256
uint8_t pressureThreshhold = 10;
TouchScreen_init();
USART_set_baud(6);
LCD_init();
//flush any received chars
USART_flush();
LCD_drawString("Ready For Command", 0, 10, 1, WHITE, USART_recv);
/* Replace with your application code */
while (1) {
if(!RX_available()) {
TSPoint p = TouchScreen_getPoint();
if(p.z > pressureThreshhold) {
USART_printf("X = %d\r\n", p.x);
USART_printf("Y = %d\r\n", p.y);
USART_printf("Pressure = %d\r\n", p.z);
}
} else {
cmd = USART_recv();
switch(cmd) {
case 124:
subcmd = USART_recv();
switch(subcmd) {
case 1: //clear screen
LCD_paint_screen_black();
break;
//************************************************************************************************************
case 3: //draw circle
x = USART_recv();
y = USART_recv();
r = USART_recv();
// get integer color
color = USART_recv();
color = color << 8;
color |= USART_recv();
LCD_drawCircle(x, y, r, color);
break;
case 4:
x = USART_recv();
y = USART_recv();
r = USART_recv();
// get integer color
color = USART_recv(); //store it and increment RX_read
color = color << 8;
color |= USART_recv();
LCD_fillCircle(x, y, r, color);
break;
case 12: //line
x = USART_recv();
y = USART_recv();
v = USART_recv();
w = USART_recv();
// get integer color
color = USART_recv();
color = color << 8;
color |= USART_recv();
LCD_drawLine(x, y, v, w, color);
break;
//************************************************************************************************************
case 15:
x = USART_recv();
y = USART_recv();
v = USART_recv();
w = USART_recv();
// get integer color
color = USART_recv();
color = color << 8;
color |= USART_recv();
LCD_drawRectangle(x, y, v, w, color);
break;
//************************************************************************************************************
case 16: //set pixel
x = USART_recv();
y = USART_recv();
color = USART_recv();
color = color << 8;
color |= USART_recv();
LCD_setPixel(x, y, color);
break;
case 18:
x = USART_recv();
y = USART_recv();
v = USART_recv();
w = USART_recv();
// get integer color
color = USART_recv();
color = color << 8;
color |= USART_recv();
LCD_fillRectangle(x, y, v, w, color);
break;
case 20: // draw text
x = USART_recv();
y = USART_recv();
// size
r = USART_recv();
// get integer color
color = USART_recv(); //store it and increment RX_read
color = color << 8;
color |= USART_recv();
// send string end with 0
LCD_drawString(NULL, x, y, r, color, USART_recv);
break;
}
break;
}
}
}
}