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Diff for: ‎getting_started/ex1_touchscreen/ex1_touchscreen.pde

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void setup() {
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fullScreen();
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noStroke();
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fill(0);
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}
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void draw() {
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background(204);
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if (mousePressed) {
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if (mouseX < width/2) {
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rect(0, 0, width/2, height); // Left
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} else {
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rect(width/2, 0, width/2, height); // Right
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}
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}
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}

Diff for: ‎location_permissions/gps_example/gps_example.pde

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/*****************************************************************************************
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Android Processing GPS example
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Query the phone's GPS and display the data on the screen
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Rolf van Gelder - v 22/02/2011 - http://cage.nl :: http://cagewebdev.com :: info@cage.nl
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Check the ACCESS_FINE_LOCATION permission in Sketch Permissions!
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*****************************************************************************************/
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// Import needed Android libs
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import android.content.Context;
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import android.location.Location;
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import android.location.LocationListener;
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import android.location.LocationManager;
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import android.os.Bundle;
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// Set up the variables for the LocationManager and LocationListener
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LocationManager locationManager;
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MyLocationListener locationListener;
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// Variables to hold the current GPS data
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float currentLatitude = 0;
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float currentLongitude = 0;
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float currentAccuracy = 0;
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String currentProvider = "";
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// Android fonts
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String[] fontList;
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PFont androidFont;
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Context context;
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void setup () {
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size(480, 640, P2D);
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// Sketch stays in portrait mode, even when the phone is rotated
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orientation(PORTRAIT);
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// Select a font to use
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fontList = PFont.list();
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androidFont = createFont(fontList[0], 26, true);
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textFont(androidFont);
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}
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void draw()
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{
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background(0);
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// Display current GPS data
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text("Latitude: "+currentLatitude, 20, 40);
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text("Longitude: "+currentLongitude, 20, 75);
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text("Accuracy: "+currentAccuracy, 20, 110);
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text("Provider: "+currentProvider, 20, 145);
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}
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// Override the activity class methods
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void onResume() {
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super.onResume();
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context = getActivity();
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//context = surface.getActivity();
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locationListener = new MyLocationListener();
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locationManager = (LocationManager) context.getSystemService(Context.LOCATION_SERVICE);
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// Register the listener with the Location Manager to receive location updates
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locationManager.requestLocationUpdates(LocationManager.NETWORK_PROVIDER, 0, 0, locationListener);
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}
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void onPause() {
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super.onPause();
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//locationManager.removeGpsStatusListener(locationListener);
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}
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/*****************************************************************/
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// Class for capturing the GPS data
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class MyLocationListener implements LocationListener {
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// Define all LocationListener methods
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public void onLocationChanged(Location location) {
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// Save new GPS data
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currentLatitude = (float)location.getLatitude();
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currentLongitude = (float)location.getLongitude();
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currentAccuracy = (float)location.getAccuracy();
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currentProvider = location.getProvider();
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}
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public void onProviderDisabled (String provider) {
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currentProvider = "";
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}
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public void onProviderEnabled (String provider) {
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currentProvider = provider;
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}
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public void onStatusChanged (String provider, int status, Bundle extras) {
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// Nothing yet...
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}
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}

Diff for: ‎multitouch/mt_example/mt_example.pde

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// http://www.akeric.com/blog/?p=1435
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// multiTouchCore.pde
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// Eric Pavey - 2011-01-02
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// Code used to get multitouch working in Processing.
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// Add to what's in the draw() function to implement the magic.
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// It's all about the MotionEvent:
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// http://developer.android.com/reference/android/view/MotionEvent.html
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//------------------------------
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// Setup globals:
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import android.view.MotionEvent;
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// Define max touch events. My phone (seems to) support 5.
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int maxTouchEvents = 5;
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// This array will hold all of our queryable MultiTouch data:
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MultiTouch[] mt;
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//------------------------------
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void setup() {
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fullScreen();
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// Populate our MultiTouch array that will track all of our touch-points:
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mt = new MultiTouch[maxTouchEvents];
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for(int i=0; i < maxTouchEvents; i++) {
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mt[i] = new MultiTouch();
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}
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noFill();
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stroke(255, 0, 0);
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strokeWeight(3);
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}
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//------------------------------
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void draw() {
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background(0);
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// If the screen is touched, start querying for MultiTouch events:
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if (mousePressed == true) {
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// ...for each possible touch event...
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for(int i=0; i < maxTouchEvents; i++) {
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// If that event been touched...
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if(mt[i].touched == true) {
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// DO SOMETHING WITH IT HERE:
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// Amazing mult-touch graphics implemeneted....
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ellipse(mt[i].motionX, mt[i].motionY, mt[i].size, mt[i].size);
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}
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}
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}
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}
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//------------------------------
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// Override parent class's surfaceTouchEvent() method to enable multi-touch.
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// This is what grabs the Android multitouch data, and feeds our MultiTouch
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// classes. Only executes on touch change (movement across screen, or initial
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// touch).
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public boolean surfaceTouchEvent(MotionEvent me) {
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// Find number of touch points:
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int pointers = me.getPointerCount();
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// Set all MultiTouch data to "not touched":
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for(int i=0; i < maxTouchEvents; i++) {
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mt[i].touched = false;
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}
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// Update MultiTouch that 'is touched':
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for(int i=0; i < maxTouchEvents; i++) {
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if(i < pointers) {
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mt[i].update(me, i);
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}
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// Update MultiTouch that 'isn't touched':
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else {
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mt[i].update();
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}
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}
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// If you want the variables for motionX/motionY, mouseX/mouseY etc.
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// to work properly, you'll need to call super.surfaceTouchEvent().
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return super.surfaceTouchEvent(me);
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}
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//------------------------------
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// Class to store our multitouch data per touch event.
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class MultiTouch {
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// Public attrs that can be queried for each touch point:
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float motionX, motionY;
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float pmotionX, pmotionY;
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float size, psize;
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int id;
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boolean touched = false;
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// Executed when this index has been touched:
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//void update(MotionEvent me, int index, int newId){
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void update(MotionEvent me, int index) {
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// me : The passed in MotionEvent being queried
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// index : the index of the item being queried
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// newId : The id of the pressed item.
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// Tried querying these via' the 'historical' methods,
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// but couldn't get consistent results.
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pmotionX = motionX;
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pmotionY = motionY;
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psize = size;
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motionX = me.getX(index);
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motionY = me.getY(index);
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size = me.getSize(index);
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id = me.getPointerId(index);
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touched = true;
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}
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// Executed if this index hasn't been touched:
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void update() {
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pmotionX = motionX;
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pmotionY = motionY;
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psize = size;
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touched = false;
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}
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}

Diff for: ‎sensors/ex1_accelerator/ex1_accelerator.pde

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import android.content.Context;
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import android.hardware.Sensor;
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import android.hardware.SensorManager;
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import android.hardware.SensorEvent;
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import android.hardware.SensorEventListener;
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Context context;
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SensorManager manager;
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Sensor sensor;
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AccelerometerListener listener;
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float ax, ay, az;
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void setup() {
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fullScreen();
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// Version 3 of the mode:
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context = getActivity();
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// In the version 4 of the mode, getActivity() is accessed through the surface object:
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//context = surface.getActivity();
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manager = (SensorManager)context.getSystemService(Context.SENSOR_SERVICE);
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sensor = manager.getDefaultSensor(Sensor.TYPE_ACCELEROMETER);
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listener = new AccelerometerListener();
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manager.registerListener(listener, sensor, SensorManager.SENSOR_DELAY_GAME);
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textFont(createFont("Arial", 60));
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}
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void draw() {
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background(0);
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text("X: " + ax, 10, 60);
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text("Y: " + ay, 10, 120);
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text("Z: " + az, 10, 180);
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}
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class AccelerometerListener implements SensorEventListener {
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public void onSensorChanged(SensorEvent event) {
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ax = event.values[0];
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ay = event.values[1];
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az = event.values[2];
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}
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public void onAccuracyChanged(Sensor sensor, int accuracy) {
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}
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}
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public void onResume() {
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super.onResume();
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if (manager != null) {
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manager.registerListener(listener, sensor, SensorManager.SENSOR_DELAY_GAME);
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}
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}
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public void onPause() {
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super.onPause();
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if (manager != null) {
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manager.unregisterListener(listener);
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}
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}

Diff for: ‎wallpapers/ex1_color_transition/ex1_color_transition.pde

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float currH, currB;
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float nextH, nextB;
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float easing = 0.001;
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int lastChange = 0;
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void setup() {
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fullScreen();
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colorMode(HSB, 100);
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currH = nextH = 100;
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currB = nextH = 100;
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}
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void draw() {
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background(currH, currB, 100);
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updateCurrColor();
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if (5000 < millis() - lastChange) {
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pickNextColor();
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lastChange = millis();
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}
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}
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void pickNextColor() {
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nextH = random(100);
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nextB = random(100);
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}
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void updateCurrColor() {
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// Easing between current and next colors
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currH += easing * (nextH - currH);
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currB += easing * (nextB - currB);
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}

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