Modified to work with two displays
Dependencies: SPI_TFTx2 TFT_fonts TOUCH_TFTx2 mbed
Fork of touch by
Based on original code by Peter Dreshner at http://mbed.org/users/dreschpe/notebook/micro-paint/
Uses two LCD panels connected as per the following schematic:
main.cpp@8:bea9d962940f, 2013-03-03 (annotated)
- Committer:
- TickTock
- Date:
- Sun Mar 03 17:23:19 2013 +0000
- Revision:
- 8:bea9d962940f
- Parent:
- 6:9f5fd9246b1e
merged touch_tftx2 branches
Who changed what in which revision?
User | Revision | Line number | New contents of line |
---|---|---|---|
dreschpe | 0:cc0b529dc371 | 1 | #include "mbed.h" |
TickTock | 3:0fcd8a846111 | 2 | #include "SPI_TFTx2.h" |
dreschpe | 0:cc0b529dc371 | 3 | #include "Arial12x12.h" |
dreschpe | 0:cc0b529dc371 | 4 | #include "Arial28x28.h" |
TickTock | 3:0fcd8a846111 | 5 | #include "TOUCH_TFTx2.h" |
dreschpe | 0:cc0b529dc371 | 6 | |
TickTock | 5:f5c67520d147 | 7 | // todo: better calibration for two displays remove offset between displays. filter noise |
TickTock | 3:0fcd8a846111 | 8 | // the TFT is connected to SPI pin p11,p12,p13,{p14,p15},p16 |
TickTock | 3:0fcd8a846111 | 9 | // the touch is connected to 17,18,19,20 |
dreschpe | 0:cc0b529dc371 | 10 | |
TickTock | 5:f5c67520d147 | 11 | TOUCH_TFTx2 tt(p16, p17, p19, p20, p11, p12, p13, p6, p7, p5, "TFT"); // x+,x-,y+,y-,mosi, miso, sclk, cs0, cs1, reset |
dreschpe | 0:cc0b529dc371 | 12 | |
dreschpe | 0:cc0b529dc371 | 13 | int main() { |
dreschpe | 0:cc0b529dc371 | 14 | |
dreschpe | 0:cc0b529dc371 | 15 | unsigned short color = White; |
dreschpe | 0:cc0b529dc371 | 16 | unsigned int brush = 2; |
TickTock | 5:f5c67520d147 | 17 | unsigned int dsel = 0; |
dreschpe | 0:cc0b529dc371 | 18 | point p; |
dreschpe | 0:cc0b529dc371 | 19 | tt.claim(stdout); // send stdout to the TFT display |
dreschpe | 0:cc0b529dc371 | 20 | tt.background(Black); // set background to black |
dreschpe | 0:cc0b529dc371 | 21 | tt.foreground(White); // set chars to white |
dreschpe | 0:cc0b529dc371 | 22 | tt.cls(); // clear the screen |
dreschpe | 0:cc0b529dc371 | 23 | tt.set_font((unsigned char*) Arial12x12); // select the font |
dreschpe | 0:cc0b529dc371 | 24 | tt.set_orientation(1); |
TickTock | 8:bea9d962940f | 25 | if(false){ // bypass calibration |
TickTock | 8:bea9d962940f | 26 | tt.setcal(5570, 34030, 80, 108, 33700, 5780, 82, 108, 32500); |
TickTock | 8:bea9d962940f | 27 | } else { // calibrate the touch |
TickTock | 8:bea9d962940f | 28 | tt.calibrate(); |
TickTock | 8:bea9d962940f | 29 | } |
TickTock | 5:f5c67520d147 | 30 | tt.set_display(2); // select both displays |
dreschpe | 0:cc0b529dc371 | 31 | tt.locate(0,0); |
dreschpe | 0:cc0b529dc371 | 32 | printf(" x = "); |
dreschpe | 2:9d80fd43a008 | 33 | tt.locate(0,12); |
dreschpe | 0:cc0b529dc371 | 34 | printf(" y = "); |
dreschpe | 0:cc0b529dc371 | 35 | tt.line(0,25,319,25,White); |
dreschpe | 0:cc0b529dc371 | 36 | // the color chosing fields |
dreschpe | 0:cc0b529dc371 | 37 | tt.fillrect(80,0,98,24,White); |
dreschpe | 0:cc0b529dc371 | 38 | tt.fillrect(100,0,118,24,Green); |
dreschpe | 0:cc0b529dc371 | 39 | tt.fillrect(120,0,138,24,Red); |
dreschpe | 0:cc0b529dc371 | 40 | tt.fillrect(140,0,158,24,Blue); |
TickTock | 6:9f5fd9246b1e | 41 | tt.fillrect(160,0,178,24,Yellow); |
TickTock | 6:9f5fd9246b1e | 42 | tt.line(199,0,199,24,White); |
dreschpe | 0:cc0b529dc371 | 43 | // the brushes |
TickTock | 6:9f5fd9246b1e | 44 | tt.fillcircle(210,12,2,White); |
TickTock | 6:9f5fd9246b1e | 45 | tt.fillcircle(230,12,4,White); |
TickTock | 6:9f5fd9246b1e | 46 | tt.fillcircle(250,12,6,White); |
TickTock | 6:9f5fd9246b1e | 47 | tt.fillcircle(270,12,brush,color); |
dreschpe | 0:cc0b529dc371 | 48 | while (1) { |
TickTock | 5:f5c67520d147 | 49 | if (tt.is_touched()) { // touched |
TickTock | 5:f5c67520d147 | 50 | p = tt.get_touch(); |
dreschpe | 0:cc0b529dc371 | 51 | p = tt.to_pixel(p); // convert to pixel pos |
TickTock | 5:f5c67520d147 | 52 | if (p.x > tt.width()){ |
TickTock | 5:f5c67520d147 | 53 | tt.set_display(1); |
TickTock | 5:f5c67520d147 | 54 | p.x-=tt.width(); |
TickTock | 5:f5c67520d147 | 55 | }else{ |
TickTock | 5:f5c67520d147 | 56 | tt.set_display(0); |
TickTock | 5:f5c67520d147 | 57 | } |
dreschpe | 0:cc0b529dc371 | 58 | if (p.y < 26) { // a button field |
dreschpe | 0:cc0b529dc371 | 59 | if (p.x > 80 && p.x < 100) { // White |
dreschpe | 0:cc0b529dc371 | 60 | color = White; |
dreschpe | 0:cc0b529dc371 | 61 | } |
dreschpe | 0:cc0b529dc371 | 62 | if (p.x > 100 && p.x < 120) { // Green |
dreschpe | 0:cc0b529dc371 | 63 | color = Green; |
dreschpe | 0:cc0b529dc371 | 64 | } |
dreschpe | 0:cc0b529dc371 | 65 | if (p.x > 120 && p.x < 140) { // Red |
dreschpe | 0:cc0b529dc371 | 66 | color = Red; |
dreschpe | 0:cc0b529dc371 | 67 | } |
dreschpe | 0:cc0b529dc371 | 68 | if (p.x > 140 && p.x < 160) { // Blue |
dreschpe | 0:cc0b529dc371 | 69 | color = Blue; |
dreschpe | 0:cc0b529dc371 | 70 | } |
TickTock | 6:9f5fd9246b1e | 71 | if (p.x > 160 && p.x < 180) { // Yellow |
TickTock | 6:9f5fd9246b1e | 72 | color = Yellow; |
TickTock | 6:9f5fd9246b1e | 73 | } |
TickTock | 6:9f5fd9246b1e | 74 | if (p.x > 180 && p.x < 200) { // Black |
dreschpe | 0:cc0b529dc371 | 75 | color = Black; |
dreschpe | 0:cc0b529dc371 | 76 | } |
TickTock | 6:9f5fd9246b1e | 77 | if (p.x > 200 && p.x < 220) { // brush 2 |
dreschpe | 0:cc0b529dc371 | 78 | brush = 2; |
dreschpe | 0:cc0b529dc371 | 79 | } |
TickTock | 6:9f5fd9246b1e | 80 | if (p.x > 220 && p.x < 240) { // brush 4 |
dreschpe | 0:cc0b529dc371 | 81 | brush = 4; |
dreschpe | 0:cc0b529dc371 | 82 | } |
TickTock | 6:9f5fd9246b1e | 83 | if (p.x > 240 && p.x < 260) { // brush 6 |
dreschpe | 0:cc0b529dc371 | 84 | brush = 6; |
dreschpe | 0:cc0b529dc371 | 85 | } |
dreschpe | 0:cc0b529dc371 | 86 | if (color != Black) { |
TickTock | 6:9f5fd9246b1e | 87 | tt.fillrect(260,0,280,24,Black); |
dreschpe | 0:cc0b529dc371 | 88 | } else { |
TickTock | 6:9f5fd9246b1e | 89 | tt.fillrect(260,0,280,24,White); |
dreschpe | 0:cc0b529dc371 | 90 | } |
TickTock | 6:9f5fd9246b1e | 91 | tt.fillcircle(270,12,brush,color); |
dreschpe | 0:cc0b529dc371 | 92 | if (p.x > 300) { |
dreschpe | 0:cc0b529dc371 | 93 | tt.fillrect(0,26,319,239,Black); |
dreschpe | 0:cc0b529dc371 | 94 | } |
dreschpe | 2:9d80fd43a008 | 95 | |
dreschpe | 0:cc0b529dc371 | 96 | } else { |
dreschpe | 1:d03155bfc252 | 97 | tt.fillcircle(p.x,p.y,brush,color); |
dreschpe | 2:9d80fd43a008 | 98 | tt.locate(36,0); |
dreschpe | 0:cc0b529dc371 | 99 | printf("%3d",p.x); |
dreschpe | 2:9d80fd43a008 | 100 | tt.locate(36,12); |
dreschpe | 0:cc0b529dc371 | 101 | printf("%3d",p.y); |
dreschpe | 0:cc0b529dc371 | 102 | } |
dreschpe | 0:cc0b529dc371 | 103 | } |
dreschpe | 0:cc0b529dc371 | 104 | } |
dreschpe | 0:cc0b529dc371 | 105 | } |
dreschpe | 0:cc0b529dc371 | 106 | |
dreschpe | 0:cc0b529dc371 | 107 | |
dreschpe | 0:cc0b529dc371 | 108 | |
dreschpe | 0:cc0b529dc371 | 109 |