// Touch events
@Override
public boolean onTouch(View v, MotionEvent event) {
final int touchDevId = event.getDeviceId();
final int pointerCount = event.getPointerCount();
// touchId, pointerId, action, x, y, pressure
int actionPointerIndex =
(event.getAction() & MotionEvent.ACTION_POINTER_ID_MASK)
>> MotionEvent.ACTION_POINTER_ID_SHIFT; /* API 8: event.getActionIndex(); */
int pointerFingerId = event.getPointerId(actionPointerIndex);
int action =
(event.getAction() & MotionEvent.ACTION_MASK); /* API 8: event.getActionMasked(); */
float x = event.getX(actionPointerIndex) / mWidth;
float y = event.getY(actionPointerIndex) / mHeight;
float p = event.getPressure(actionPointerIndex);
if (action == MotionEvent.ACTION_MOVE && pointerCount > 1) {
// TODO send motion to every pointer if its position has
// changed since prev event.
for (int i = 0; i < pointerCount; i++) {
pointerFingerId = event.getPointerId(i);
x = event.getX(i) / mWidth;
y = event.getY(i) / mHeight;
p = event.getPressure(i);
SDLActivity.onNativeTouch(touchDevId, pointerFingerId, action, x, y, p);
}
} else {
SDLActivity.onNativeTouch(touchDevId, pointerFingerId, action, x, y, p);
}
return true;
}
// Touch events
@Override
public boolean onTouch(View v, MotionEvent event) {
/* Ref: http://developer.android.com/training/gestures/multi.html */
final int touchDevId = event.getDeviceId();
final int pointerCount = event.getPointerCount();
int action = event.getActionMasked();
int pointerFingerId;
int i = -1;
float x, y, p;
switch (action) {
case MotionEvent.ACTION_MOVE:
for (i = 0; i < pointerCount; i++) {
pointerFingerId = event.getPointerId(i);
x = event.getX(i) / mWidth;
y = event.getY(i) / mHeight;
p = event.getPressure(i);
SDLActivity.onNativeTouch(touchDevId, pointerFingerId, action, x, y, p);
}
break;
case MotionEvent.ACTION_UP:
case MotionEvent.ACTION_DOWN:
// Primary pointer up/down, the index is always zero
i = 0;
case MotionEvent.ACTION_POINTER_UP:
case MotionEvent.ACTION_POINTER_DOWN:
// Non primary pointer up/down
if (i == -1) {
i = event.getActionIndex();
}
pointerFingerId = event.getPointerId(i);
x = event.getX(i) / mWidth;
y = event.getY(i) / mHeight;
p = event.getPressure(i);
SDLActivity.onNativeTouch(touchDevId, pointerFingerId, action, x, y, p);
break;
default:
break;
}
return true;
}
// Touch events
@Override
public boolean onTouch(View v, MotionEvent event) {
/* Ref: http://developer.android.com/training/gestures/multi.html */
final int touchDevId = event.getDeviceId();
final int pointerCount = event.getPointerCount();
int action = event.getActionMasked();
int pointerFingerId;
int mouseButton;
int i = -1;
float x, y, p;
// !!! FIXME: dump this SDK check after 2.0.4 ships and require API14.
if (event.getSource() == InputDevice.SOURCE_MOUSE && SDLActivity.mSeparateMouseAndTouch) {
if (Build.VERSION.SDK_INT < 14) {
mouseButton = 1; // For Android==12 all mouse buttons are the left button
} else {
try {
mouseButton = (Integer) event.getClass().getMethod("getButtonState").invoke(event);
} catch (Exception e) {
mouseButton = 1; // oh well.
}
}
SDLActivity.onNativeMouse(mouseButton, action, event.getX(0), event.getY(0));
} else {
switch (action) {
case MotionEvent.ACTION_MOVE:
for (i = 0; i < pointerCount; i++) {
pointerFingerId = event.getPointerId(i);
x = event.getX(i) / mWidth;
y = event.getY(i) / mHeight;
p = event.getPressure(i);
SDLActivity.onNativeTouch(touchDevId, pointerFingerId, action, x, y, p);
}
break;
case MotionEvent.ACTION_UP:
case MotionEvent.ACTION_DOWN:
// Primary pointer up/down, the index is always zero
i = 0;
case MotionEvent.ACTION_POINTER_UP:
case MotionEvent.ACTION_POINTER_DOWN:
// Non primary pointer up/down
if (i == -1) {
i = event.getActionIndex();
}
pointerFingerId = event.getPointerId(i);
x = event.getX(i) / mWidth;
y = event.getY(i) / mHeight;
p = event.getPressure(i);
SDLActivity.onNativeTouch(touchDevId, pointerFingerId, action, x, y, p);
break;
case MotionEvent.ACTION_CANCEL:
for (i = 0; i < pointerCount; i++) {
pointerFingerId = event.getPointerId(i);
x = event.getX(i) / mWidth;
y = event.getY(i) / mHeight;
p = event.getPressure(i);
SDLActivity.onNativeTouch(touchDevId, pointerFingerId, MotionEvent.ACTION_UP, x, y, p);
}
break;
default:
break;
}
}
return true;
}
public boolean onTouchEvent(MotionEvent ev) {
if (mapThreadRunning) return false; // no updates when download is running
if (gestureDetector.onTouchEvent(ev)) return true;
final int action = ev.getAction();
switch (action & MotionEvent.ACTION_MASK) {
case MotionEvent.ACTION_DOWN:
{
mLastTouchX = ev.getX();
mLastTouchY = ev.getY();
mActivePointerId = ev.getPointerId(0);
break;
}
case MotionEvent.ACTION_POINTER_DOWN:
{
mLastTouchX2 = ev.getX();
mLastTouchY2 = ev.getY();
if (ev.getPointerCount() > 1) mActivePointerId2 = ev.getPointerId(1);
break;
}
case MotionEvent.ACTION_MOVE:
{
int pointerIndex;
float x = 0.0f, y = 0.0f;
try {
if ((mActivePointerId != INVALID_POINTER_ID)
|| (mActivePointerId2 != INVALID_POINTER_ID)) {
pointerIndex = ev.findPointerIndex(mActivePointerId);
x = ev.getX(pointerIndex);
y = ev.getY(pointerIndex);
}
if ((mActivePointerId != INVALID_POINTER_ID)
&& (mActivePointerId2 != INVALID_POINTER_ID)) {
double d1, d2;
pointerIndex = ev.findPointerIndex(mActivePointerId2);
if (pointerIndex < 0) return false;
float x2 = ev.getX(pointerIndex);
float y2 = ev.getY(pointerIndex);
d1 = java.lang.Math.sqrt((x - x2) * (x - x2) + (y - y2) * (y - y2));
d2 =
java.lang.Math.sqrt(
(mLastTouchX - mLastTouchX2) * (mLastTouchX - mLastTouchX2)
+ (mLastTouchY - mLastTouchY2) * (mLastTouchY - mLastTouchY2));
/* if ((Math.abs(d1)>300) || (Math.abs(d2)>300))
{
int i=0;
i=i;
}*/
if ((d1 > 0) && (d2 > 0)) {
float w, h, s;
s = (float) (d1 / d2);
mScaleFactor *= s;
matrix.postScale(s, s);
w = scrWidth / 2.0f;
h = scrHeight / 2.0f;
matrix.postTranslate(w, h);
imgOffsetX += w;
imgOffsetY += h;
}
mLastTouchX2 = x2;
mLastTouchY2 = y2;
} else if (mScaleFactor == 1.0) {
mScaleFactor = 1.0f;
imgOffsetX += (x - mLastTouchX);
imgOffsetY += (y - mLastTouchY);
matrix.setTranslate(imgOffsetX, imgOffsetY);
}
if ((mActivePointerId != INVALID_POINTER_ID)
|| (mActivePointerId2 != INVALID_POINTER_ID)) {
mLastTouchX = x;
mLastTouchY = y;
}
} catch (Exception e) {
// can be caused by
// pointerIndex= ev.findPointerIndex(mActivePointerId);
// x= ev.getX(pointerIndex);
// above which seems to be a Android bug
}
invalidate();
break;
}
case MotionEvent.ACTION_UP:
case MotionEvent.ACTION_POINTER_UP:
{
breakMapThread = true;
mActivePointerId = INVALID_POINTER_ID;
mActivePointerId2 = INVALID_POINTER_ID;
restartMap();
break;
}
}
return true;
}
