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copied!<p>Here is a full example:</p> <pre><code>/* * * androidMultiTouch.pde * Shows the basic use of MultiTouch Events * */ //----------------------------------------------------------------------------------------- // IMPORTS import android.view.MotionEvent; //----------------------------------------------------------------------------------------- // VARIABLES int TouchEvents; float xTouch[]; float yTouch[]; int currentPointerId = 0; boolean printFPS; //----------------------------------------------------------------------------------------- void setup() { size(displayWidth, displayHeight); orientation(LANDSCAPE); background(0, 255, 0); fill(0, 0, 244); rect(100, 100, 100, 100); stroke(255); // Initialize Multitouch x y arrays xTouch = new float [10]; yTouch = new float [10]; // Don't use more than ten fingers! } //----------------------------------------------------------------------------------------- void draw() { background(255, 0, 0); for (int i = 0; i < xTouch.length; i++) { ellipse(xTouch[i], yTouch[i], 150, 150); } } //----------------------------------------------------------------------------------------- public boolean surfaceTouchEvent(MotionEvent event) { // Number of places on the screen being touched: TouchEvents = event.getPointerCount(); // If no action is happening, listen for new events else for (int i = 0; i < TouchEvents; i++) { int pointerId = event.getPointerId(i); xTouch[pointerId] = event.getX(i); yTouch[pointerId] = event.getY(i); float siz = event.getSize(i); } // ACTION_DOWN if (event.getActionMasked() == 0 ) { print("Initial action detected. (ACTION_DOWN)"); print("Action index: " +str(event.getActionIndex())); } // ACTION_UP else if (event.getActionMasked() == 1) { print("ACTION_UP"); print("Action index: " +str(event.getActionIndex())); } // ACTION_POINTER_DOWN else if (event.getActionMasked() == 5) { print("Secondary pointer detected: ACTION_POINTER_DOWN"); print("Action index: " +str(event.getActionIndex())); } // ACTION_POINTER_UP else if (event.getActionMasked() == 6) { print("ACTION_POINTER_UP"); print("Action index: " +str(event.getActionIndex())); } // else if (event.getActionMasked() == 4) { } // If you want the variables for motionX/motionY, mouseX/mouseY etc. // to work properly, you'll need to call super.surfaceTouchEvent(). return super.surfaceTouchEvent(event); } </code></pre>

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