public void addMotionPoint(int index, int eventIndex, MotionEvent event) {
try {
PointF geckoPoint = new PointF(event.getX(eventIndex), event.getY(eventIndex));
geckoPoint = GeckoApp.mAppContext.getLayerView().convertViewPointToLayerPoint(geckoPoint);
mPoints[index] = new Point(Math.round(geckoPoint.x), Math.round(geckoPoint.y));
mPointIndicies[index] = event.getPointerId(eventIndex);
// getToolMajor, getToolMinor and getOrientation are API Level 9 features
if (Build.VERSION.SDK_INT >= 9) {
double radians = event.getOrientation(eventIndex);
mOrientations[index] = (float) Math.toDegrees(radians);
// w3c touchevents spec does not allow orientations == 90
// this shifts it to -90, which will be shifted to zero below
if (mOrientations[index] == 90) mOrientations[index] = -90;
// w3c touchevent radius are given by an orientation between 0 and 90
// the radius is found by removing the orientation and measuring the x and y
// radius of the resulting ellipse
// for android orientations >= 0 and < 90, the major axis should correspond to
// just reporting the y radius as the major one, and x as minor
// however, for a radius < 0, we have to shift the orientation by adding 90, and
// reverse which radius is major and minor
if (mOrientations[index] < 0) {
mOrientations[index] += 90;
mPointRadii[index] =
new Point(
(int) event.getToolMajor(eventIndex) / 2,
(int) event.getToolMinor(eventIndex) / 2);
} else {
mPointRadii[index] =
new Point(
(int) event.getToolMinor(eventIndex) / 2,
(int) event.getToolMajor(eventIndex) / 2);
}
} else {
float size = event.getSize(eventIndex);
Resources resources = GeckoApp.mAppContext.getResources();
DisplayMetrics displaymetrics = resources.getDisplayMetrics();
size = size * Math.min(displaymetrics.heightPixels, displaymetrics.widthPixels);
mPointRadii[index] = new Point((int) size, (int) size);
mOrientations[index] = 0;
}
mPressures[index] = event.getPressure(eventIndex);
} catch (Exception ex) {
Log.e(LOGTAG, "Error creating motion point " + index, ex);
mPointRadii[index] = new Point(0, 0);
mPoints[index] = new Point(0, 0);
}
}
private void logMotionEvent(MotionEvent event, boolean gen) {
String s = gen ? "GenericMotionEvent from " : "TouchEvent from ";
s += printDevice(event.getDeviceId()) + " source " + printSource(event.getSource());
int pointerCount = event.getPointerCount();
String action;
switch (event.getActionMasked()) {
case MotionEvent.ACTION_CANCEL:
action = "cancel";
break;
case MotionEvent.ACTION_DOWN:
action = "down";
break;
case MotionEvent.ACTION_HOVER_ENTER:
action = "hover_enter";
break;
case MotionEvent.ACTION_HOVER_EXIT:
action = "hover_exit";
break;
case MotionEvent.ACTION_HOVER_MOVE:
action = "hover_move";
break;
case MotionEvent.ACTION_MOVE:
action = "move";
break;
case MotionEvent.ACTION_OUTSIDE:
action = "outside";
break;
case MotionEvent.ACTION_POINTER_DOWN:
action = "pointer_down";
break;
case MotionEvent.ACTION_POINTER_UP:
action = "pointer_up";
break;
case MotionEvent.ACTION_UP:
action = "up";
break;
case MotionEvent.ACTION_SCROLL:
action = "scroll";
break;
default:
action = "" + event.getAction();
break;
}
s +=
", action "
+ action
+ " pointer count "
+ pointerCount
+ " buttons "
+ event.getButtonState()
+ " RawX "
+ event.getRawX()
+ " RawY "
+ event.getRawY()
+ " MetaState "
+ event.getMetaState()
+ " Flags "
+ event.getFlags()
+ "\n";
for (int p = 0; p < pointerCount; p++) {
int ptrId = event.getPointerId(p);
s +=
"Pointer id "
+ ptrId
+ " X "
+ event.getX(p)
+ " Y "
+ event.getY(p)
+ " pressure "
+ event.getPressure(p)
+ " size "
+ event.getSize(p)
+ " orientation "
+ event.getOrientation(p)
+ // (float)Math.toDegrees(event.getOrientation(p)) +
" TouchMajor "
+ event.getTouchMajor(p)
+ " TouchMinor "
+ event.getTouchMinor(p)
+ " ToolMajor "
+ event.getToolMajor(p)
+ " ToolMinor "
+ event.getToolMinor(p)
+ "\n";
for (int i = 0; i < 255; i++) {
if (event.getAxisValue(i, p) != 0.0) {
s += "Axis " + i + " " + event.axisToString(i) + ": " + event.getAxisValue(i, p);
InputDevice device = InputDevice.getDevice(event.getDeviceId());
if (device != null) {
InputDevice.MotionRange range = device.getMotionRange(i);
if (range != null) s += " range " + range.getMin() + " to " + range.getMax();
}
s += "\n";
}
}
}
pushText(s);
}