File content as of revision 10:9d9b3b9b28b8:

#include "string"
#include "Arial12x12.h"
#include "Arial24x23.h"
#include "Arial28x28.h"
#include "font_big.h"



void drawbuttons()
{
    TFT.fillrect(0, 0, 50, 50, Red);
    TFT.fillrect(0, 50, 50, 100, Green);
    TFT.fillrect(0, 100, 50, 150, Blue);
    TFT.fillrect(0, 150, 50, 200, White);
    TFT.fillrect(0, 200, 50, 250, Black);

    TFT.rect(0, 0, 50, 50, White);
    TFT.rect(0, 50, 50, 100, White);
    TFT.rect(0, 100, 50, 150, White);
    TFT.rect(0, 150, 50, 200, White);
    TFT.rect(0, 200, 50, 250, White);
}
void whiteboard(){
    int color = 0;
    int xpos = 0,ypos = 0,xp = 0,yp = 0,sw = 0;;
    drawbuttons();
    bool running = true;
    while(running) {
      
        xp = readX();
        yp = readY();
        // top chunk of the screen is the button area //
        // 0<y<50 is palette area //

        //pc.printf("xpos=%d\t,\typo=%d",xpos,ypos);
       // xp=(240*(xpos-5800))/51200;
       // yp=320-(320*(ypos-3000))/58300;
        if(touching == 1) pc.printf("\txp=%d\t,\typo=%d\n\r", xp, yp);
        if(xp > 5 && yp > 50 && touching == 1) TFT.fillcircle(yp, xp, 2, color);
        if(yp < 50) { // color buttons
            sw = (int)xp / 50;
            switch(sw) {
                case 0:
                    color = 0xf800;
                    break;
                case 1:
                    color = 0x07e0;
                    break;
                case 2:
                    color = 0x001f;
                    break;
                case 3:
                    color = 0xffff;
                    break;
                case 4:
                    running = false;
                    color = 0x0000;
                    TFT.cls();
                    break;
            }
            //  if(xp<50) color=0xF800;
            //   if(50<xp && xp<100) color=0x07e0;
            // if(xp>100 && xp<150) color=0x001f;
        }

        wait(0.01);

    }
}