diff options
Diffstat (limited to 'libraries/TFT/examples/Esplora/EsploraTFTEtchASketch/EsploraTFTEtchASketch.ino')
-rw-r--r-- | libraries/TFT/examples/Esplora/EsploraTFTEtchASketch/EsploraTFTEtchASketch.ino | 83 |
1 files changed, 0 insertions, 83 deletions
diff --git a/libraries/TFT/examples/Esplora/EsploraTFTEtchASketch/EsploraTFTEtchASketch.ino b/libraries/TFT/examples/Esplora/EsploraTFTEtchASketch/EsploraTFTEtchASketch.ino deleted file mode 100644 index a1430d3..0000000 --- a/libraries/TFT/examples/Esplora/EsploraTFTEtchASketch/EsploraTFTEtchASketch.ino +++ /dev/null @@ -1,83 +0,0 @@ -/* - - Esplora TFT EtchASketch - - This example for the Arduino TFT and Esplora draws - a white line on the screen, based on the position - of the joystick. To clear the screen, shake the - Esplora, using the values from the accelerometer. - - This example code is in the public domain. - - Created 15 April 2013 by Scott Fitzgerald - - http://arduino.cc/en/Tutorial/EsploraTFTEtchASketch - - */ - -#include <Esplora.h> -#include <TFT.h> // Arduino LCD library -#include <SPI.h> - -// initial position of the cursor -int xPos = EsploraTFT.width()/2; -int yPos = EsploraTFT.height()/2; - -void setup() { - // initialize the display - EsploraTFT.begin(); - - // clear the background - EsploraTFT.background(0,0,0); -} - -void loop() -{ - - int xAxis = Esplora.readJoystickX(); // read the X axis - int yAxis = Esplora.readJoystickY(); // read the Y axis - - // update the position of the line - // depending on the position of the joystick - if (xAxis<10 && xAxis>-10){ - xPos=xPos; - } - else{ - xPos = xPos + (map(xAxis, -512, 512, 2, -2)); - } - if (yAxis<10 && yAxis>-10){ - yAxis=yAxis; - } - else{ - yPos = yPos + (map(yAxis, -512, 512, -2, 2)); - } - -// don't let the point go past the screen edges - if(xPos > 159){ - (xPos = 159); - } - - if(xPos < 0){ - (xPos = 0); - } - if(yPos > 127){ - (yPos = 127); - } - - if(yPos < 0){ - (yPos = 0); - } - - // draw the point - EsploraTFT.stroke(255,255,255); - EsploraTFT.point(xPos,yPos); - - // check the accelerometer values and clear - // the screen if it is being shaken - if(abs(Esplora.readAccelerometer(X_AXIS))>200 || abs(Esplora.readAccelerometer(Y_AXIS))>200){ - EsploraTFT.background(0,0,0); - } - - delay(33); -} - |