254 lines
6.7 KiB
C++
254 lines
6.7 KiB
C++
// UTouch_ButtonTest (C)2010-2014 Henning Karlsen
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// web: http://www.henningkarlsen.com/electronics
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//
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// This program is a quick demo of how create and use buttons.
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//
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// This program requires the UTFT library.
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//
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// It is assumed that the display module is connected to an
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// appropriate shield or that you know how to change the pin
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// numbers in the setup.
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//
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#include <UTFT.h>
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#include <UTouch.h>
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// Initialize display
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// ------------------
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// Set the pins to the correct ones for your development board
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// -----------------------------------------------------------
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// Standard Arduino Uno/2009 Shield : <display model>,19,18,17,16
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// Standard Arduino Mega/Due shield : <display model>,38,39,40,41
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// CTE TFT LCD/SD Shield for Arduino Due : <display model>,25,26,27,28
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// Teensy 3.x TFT Test Board : <display model>,23,22, 3, 4
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// ElecHouse TFT LCD/SD Shield for Arduino Due : <display model>,22,23,31,33
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//
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// Remember to change the model parameter to suit your display module!
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UTFT myGLCD(ITDB32S,38,39,40,41);
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// Initialize touchscreen
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// ----------------------
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// Set the pins to the correct ones for your development board
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// -----------------------------------------------------------
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// Standard Arduino Uno/2009 Shield : 15,10,14, 9, 8
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// Standard Arduino Mega/Due shield : 6, 5, 4, 3, 2
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// CTE TFT LCD/SD Shield for Arduino Due : 6, 5, 4, 3, 2
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// Teensy 3.x TFT Test Board : 26,31,27,28,29
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// ElecHouse TFT LCD/SD Shield for Arduino Due : 25,26,27,29,30
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//
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UTouch myTouch( 6, 5, 4, 3, 2);
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// Declare which fonts we will be using
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extern uint8_t BigFont[];
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int x, y;
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char stCurrent[20]="";
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int stCurrentLen=0;
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char stLast[20]="";
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/*************************
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** Custom functions **
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*************************/
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void drawButtons()
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{
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// Draw the upper row of buttons
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for (x=0; x<5; x++)
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{
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myGLCD.setColor(0, 0, 255);
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myGLCD.fillRoundRect (10+(x*60), 10, 60+(x*60), 60);
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myGLCD.setColor(255, 255, 255);
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myGLCD.drawRoundRect (10+(x*60), 10, 60+(x*60), 60);
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myGLCD.printNumI(x+1, 27+(x*60), 27);
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}
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// Draw the center row of buttons
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for (x=0; x<5; x++)
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{
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myGLCD.setColor(0, 0, 255);
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myGLCD.fillRoundRect (10+(x*60), 70, 60+(x*60), 120);
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myGLCD.setColor(255, 255, 255);
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myGLCD.drawRoundRect (10+(x*60), 70, 60+(x*60), 120);
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if (x<4)
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myGLCD.printNumI(x+6, 27+(x*60), 87);
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}
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myGLCD.print("0", 267, 87);
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// Draw the lower row of buttons
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myGLCD.setColor(0, 0, 255);
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myGLCD.fillRoundRect (10, 130, 150, 180);
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myGLCD.setColor(255, 255, 255);
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myGLCD.drawRoundRect (10, 130, 150, 180);
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myGLCD.print("Clear", 40, 147);
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myGLCD.setColor(0, 0, 255);
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myGLCD.fillRoundRect (160, 130, 300, 180);
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myGLCD.setColor(255, 255, 255);
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myGLCD.drawRoundRect (160, 130, 300, 180);
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myGLCD.print("Enter", 190, 147);
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myGLCD.setBackColor (0, 0, 0);
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}
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void updateStr(int val)
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{
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if (stCurrentLen<20)
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{
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stCurrent[stCurrentLen]=val;
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stCurrent[stCurrentLen+1]='\0';
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stCurrentLen++;
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myGLCD.setColor(0, 255, 0);
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myGLCD.print(stCurrent, LEFT, 224);
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}
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else
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{
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myGLCD.setColor(255, 0, 0);
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myGLCD.print("BUFFER FULL!", CENTER, 192);
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delay(500);
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myGLCD.print(" ", CENTER, 192);
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delay(500);
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myGLCD.print("BUFFER FULL!", CENTER, 192);
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delay(500);
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myGLCD.print(" ", CENTER, 192);
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myGLCD.setColor(0, 255, 0);
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}
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}
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// Draw a red frame while a button is touched
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void waitForIt(int x1, int y1, int x2, int y2)
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{
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myGLCD.setColor(255, 0, 0);
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myGLCD.drawRoundRect (x1, y1, x2, y2);
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while (myTouch.dataAvailable())
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myTouch.read();
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myGLCD.setColor(255, 255, 255);
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myGLCD.drawRoundRect (x1, y1, x2, y2);
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}
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/*************************
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** Required functions **
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*************************/
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void setup()
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{
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// Initial setup
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myGLCD.InitLCD();
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myGLCD.clrScr();
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myTouch.InitTouch();
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myTouch.setPrecision(PREC_MEDIUM);
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myGLCD.setFont(BigFont);
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myGLCD.setBackColor(0, 0, 255);
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drawButtons();
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}
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void loop()
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{
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while (true)
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{
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if (myTouch.dataAvailable())
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{
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myTouch.read();
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x=myTouch.getX();
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y=myTouch.getY();
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if ((y>=10) && (y<=60)) // Upper row
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{
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if ((x>=10) && (x<=60)) // Button: 1
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{
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waitForIt(10, 10, 60, 60);
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updateStr('1');
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}
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if ((x>=70) && (x<=120)) // Button: 2
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{
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waitForIt(70, 10, 120, 60);
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updateStr('2');
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}
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if ((x>=130) && (x<=180)) // Button: 3
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{
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waitForIt(130, 10, 180, 60);
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updateStr('3');
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}
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if ((x>=190) && (x<=240)) // Button: 4
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{
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waitForIt(190, 10, 240, 60);
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updateStr('4');
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}
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if ((x>=250) && (x<=300)) // Button: 5
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{
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waitForIt(250, 10, 300, 60);
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updateStr('5');
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}
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}
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if ((y>=70) && (y<=120)) // Center row
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{
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if ((x>=10) && (x<=60)) // Button: 6
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{
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waitForIt(10, 70, 60, 120);
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updateStr('6');
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}
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if ((x>=70) && (x<=120)) // Button: 7
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{
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waitForIt(70, 70, 120, 120);
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updateStr('7');
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}
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if ((x>=130) && (x<=180)) // Button: 8
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{
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waitForIt(130, 70, 180, 120);
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updateStr('8');
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}
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if ((x>=190) && (x<=240)) // Button: 9
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{
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waitForIt(190, 70, 240, 120);
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updateStr('9');
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}
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if ((x>=250) && (x<=300)) // Button: 0
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{
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waitForIt(250, 70, 300, 120);
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updateStr('0');
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}
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}
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if ((y>=130) && (y<=180)) // Upper row
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{
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if ((x>=10) && (x<=150)) // Button: Clear
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{
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waitForIt(10, 130, 150, 180);
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stCurrent[0]='\0';
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stCurrentLen=0;
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myGLCD.setColor(0, 0, 0);
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myGLCD.fillRect(0, 224, 319, 239);
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}
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if ((x>=160) && (x<=300)) // Button: Enter
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{
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waitForIt(160, 130, 300, 180);
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if (stCurrentLen>0)
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{
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for (x=0; x<stCurrentLen+1; x++)
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{
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stLast[x]=stCurrent[x];
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}
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stCurrent[0]='\0';
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stCurrentLen=0;
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myGLCD.setColor(0, 0, 0);
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myGLCD.fillRect(0, 208, 319, 239);
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myGLCD.setColor(0, 255, 0);
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myGLCD.print(stLast, LEFT, 208);
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}
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else
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{
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myGLCD.setColor(255, 0, 0);
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myGLCD.print("BUFFER EMPTY", CENTER, 192);
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delay(500);
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myGLCD.print(" ", CENTER, 192);
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delay(500);
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myGLCD.print("BUFFER EMPTY", CENTER, 192);
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delay(500);
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myGLCD.print(" ", CENTER, 192);
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myGLCD.setColor(0, 255, 0);
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}
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}
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}
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}
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}
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}
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