render.h

00001 
00002 #include "string"
00003 #include "Arial12x12.h"
00004 #include "Arial24x23.h"
00005 #include "Arial28x28.h"
00006 #include "font_big.h"
00007 
00008 //the functions to draw buttons , the analog clock and whiteboard
00009 
00010 void drawbuttons()  //draw buttons
00011 {
00012     TFT.fillrect(0, 0, 50, 50, Red);
00013     TFT.fillrect(0, 50, 50, 100, Green);
00014     TFT.fillrect(0, 100, 50, 150, Blue);
00015     TFT.fillrect(0, 150, 50, 200, White);
00016     TFT.fillrect(0, 200, 50, 250, Black);
00017 
00018     TFT.rect(0, 0, 50, 50, White);
00019     TFT.rect(0, 50, 50, 100, White);
00020     TFT.rect(0, 100, 50, 150, White);
00021     TFT.rect(0, 150, 50, 200, White);
00022     TFT.rect(0, 200, 50, 250, White);
00023 }
00024 void draw_clockface(int x0, int y0, int r, int markerlength, int color) // final version for analog clock
00025 { 
00026     TFT.circle(x0, y0, r, White);
00027     for ( int n = 0; n < 13; n++) {
00028       int x1, y1, x2, y2= 0;
00029       double angle = n * 2 * M_PI / 12;
00030       x2 = r * cos(angle) + x0;
00031       y2 = r * sin(angle) + y0;
00032       x1 = (r - markerlength) * cos(angle) + x0;
00033       y1 = (r - markerlength) * sin(angle) + y0;
00034       TFT.line(x1, y1, x2, y2, color);
00035     }
00036 }
00037 void whiteboard() //white board fuction
00038 {   
00039     TFT.cls();
00040     int color = 0;
00041     int xp = 0,yp = 0,sw = 0;;
00042     drawbuttons();
00043     bool running = true;
00044     while(running) {
00045 
00046         xp = readX();
00047         yp = readY();
00048         // top chunk of the screen is the button area //
00049         // 0<y<50 is palette area //
00050 
00051         //pc.printf("xpos=%d\t,\typo=%d",xpos,ypos);
00052         // xp=(240*(xpos-5800))/51200;
00053         // yp=320-(320*(ypos-3000))/58300;
00054         if(touching == 1) pc.printf("\txp=%d\t,\typo=%d\n\r", xp, yp);
00055         if(xp > 5 && yp > 50 && touching == 1) TFT.fillcircle(xp,yp, 2, color);
00056         if(xp < 50) { // color buttons
00057             sw = (int)yp / 50;
00058             switch(sw) { // changing colors
00059                 case 0:
00060                     color = 0xf800;
00061                     break;
00062                 case 1:
00063                     color = 0x07e0;
00064                     break;
00065                 case 2:
00066                     color = 0x001f;
00067                     break;
00068                 case 3:
00069                     color = 0xffff;
00070                     break;
00071                 case 4:
00072                     running = false;
00073                     color = 0x0000;
00074                     TFT.cls();
00075                     break;
00076             }
00077             //  if(xp<50) color=0xF800;
00078             //   if(50<xp && xp<100) color=0x07e0;
00079             // if(xp>100 && xp<150) color=0x001f;
00080         }
00081 
00082         wait(0.01);
00083 
00084     }
00085 }