所以我有一個Arduino MEGA2560和TFT屏蔽觸摸屏。我使用了其中的一個例子,通過使用drawRect()
,可以在屏幕上顯示2個按鈕。但是當我按下這兩個盒子時,我該如何讓這兩個盒子做些什麼?我知道這兩個盒子的座標,所以我如何讓他們「感覺」觸摸並進入另一個顯示屏?也許一個代碼示例會很有幫助!謝謝。製作按鈕在Arduino TFT觸摸屏上做些什麼
我現在的代碼如下:你可以添加必要的部分。
#include <Adafruit_GFX.h> // Core graphics library
#include <Adafruit_TFTLCD.h> // Hardware-specific library
#define LCD_CS A3 // Chip Select goes to Analog 3
#define LCD_CD A2 // Command/Data goes to Analog 2
#define LCD_WR A1 // LCD Write goes to Analog 1
#define LCD_RD A0 // LCD Read goes to Analog 0
#define LCD_RESET A4 // Can alternately just connect to Arduino's reset pin
#define BLACK 0x0000
#define BLUE 0x001F
#define RED 0xF800
#define GREEN 0x07E0
#define CYAN 0x07FF
#define MAGENTA 0xF81F
#define YELLOW 0xFFE0
#define WHITE 0xFFFF
Adafruit_TFTLCD tft(LCD_CS, LCD_CD, LCD_WR, LCD_RD, LCD_RESET);
void setup(void) {
Serial.begin(9600);
progmemPrintln(PSTR("TFT LCD"));
#ifdef USE_ADAFRUIT_SHIELD_PINOUT
progmemPrintln(PSTR("Using Adafruit 2.8\" TFT Arduino Shield Pinout"));
#else
progmemPrintln(PSTR("Using Adafruit 2.8\" TFT Breakout Board Pinout"));
#endif
tft.reset();
uint16_t identifier = tft.readID();
if(identifier == 0x9325) {
progmemPrintln(PSTR("Found ILI9325 LCD driver"));
} else if(identifier == 0x9328) {
progmemPrintln(PSTR("Found ILI9328 LCD driver"));
} else if(identifier == 0x7575) {
progmemPrintln(PSTR("Found HX8347G LCD driver"));
} else {
progmemPrint(PSTR("Unknown LCD driver chip: "));
Serial.println(identifier, HEX);
progmemPrintln(PSTR("If using the Adafruit 2.8\" TFT Arduino shield, the line:"));
progmemPrintln(PSTR(" #define USE_ADAFRUIT_SHIELD_PINOUT"));
progmemPrintln(PSTR("should appear in the library header (Adafruit_TFT.h)."));
progmemPrintln(PSTR("If using the breakout board, it should NOT be #defined!"));
progmemPrintln(PSTR("Also if using the breakout, double-check that all wiring"));
progmemPrintln(PSTR("matches the tutorial."));
return;
}
tft.begin(identifier);
progmemPrint(PSTR("Text "));
Serial.println(startText());
delay(0);
progmemPrintln(PSTR("Done!"));
}
void loop(void) {
startText();
delay(9999999);
}
unsigned long startText() {
tft.fillScreen(BLACK);
unsigned long start = micros();
tft.setCursor(0, 0);
tft.println();
tft.println();
tft.setTextColor(GREEN); tft.setTextSize(2.8);
tft.println("Welcome ");
tft.println();
tft.setTextColor(WHITE); tft.setTextSize(2.5);
tft.println();
tft.drawRect(5, 150, 110, 110, YELLOW);
tft.drawRect(130, 150, 110, 110, RED);
tft.setCursor(155, 170);
tft.setTextColor(RED);
tft.println("OFF");
tft.fillRect(5, 150, 110, 110, YELLOW);
tft.fillRect(13, 158, 94, 94, BLACK);
tft.setTextColor(GREEN);
tft.setCursor(20, 170);
tft.println("ON");
return micros() - start;
}
// Copy string from flash to serial port
// Source string MUST be inside a PSTR() declaration!
void progmemPrint(const char *str) {
char c;
while(c = pgm_read_byte(str++)) Serial.print(c);
}
// Same as above, with trailing newline
void progmemPrintln(const char *str) {
progmemPrint(str);
Serial.println();
}
對不起錯過了庫 的#include –
user1542609
2015-11-04 12:24:53