private boolean needAutoFocusCall() {
int focusMode = getFocusMode();
return !(focusMode == CameraParameters.AF_MODE_INFINITY
|| focusMode == CameraParameters.AF_MODE_FIXED
|| focusMode == CameraParameters.AF_MODE_EDOF // EDOF likely
// needs
// auto-focus
// call
|| focusMode == CameraParameters.AF_MODE_CONTINUOUS_PICTURE
|| focusMode == CameraParameters.AF_MODE_CONTINUOUS_VIDEO
|| focusMode == CameraParameters.MF_MODE
|| mFocusDisabled
|| mFocusLocked
|| !CameraController.isFocusModeSupported());
}
@Override
public boolean onTouch(View view, MotionEvent e) {
if (CameraController.isRemoteCamera()) {
if (e.getAction() == MotionEvent.ACTION_UP) {
onTouchAreas(e);
}
return true;
}
updateCurrentTouch(e);
if (e.getPointerCount() > 1) {
splitMode = true;
mHandler.removeMessages(START_TOUCH_FOCUS);
onTouchMeteringArea(e);
onTouchFocusArea(e);
return true;
}
if (splitMode && e.getAction() == MotionEvent.ACTION_DOWN) {
mMeteringIndicatorRotateLayout.setVisibility(View.GONE);
ApplicationScreen.instance.setCameraMeteringMode(ApplicationScreen.getMeteringMode());
splitMode = false;
}
if (splitMode) {
return true;
}
// Check if it's double click
if (e.getAction() == MotionEvent.ACTION_UP) {
lastTouchTime1 = lastTouchTime2;
lastTouchTime2 = System.currentTimeMillis();
if (lastTouchTime2 - lastTouchTime1 < 1000) {
isDoubleClick = true;
// If shot on double click
if (ApplicationScreen.instance.isShotOnTap() == 2) {
// Cancel delayed focus, which was created by second click
mHandler.removeMessages(START_TOUCH_FOCUS);
// If state is Focused start capture
if (mState == STATE_SUCCESS) {
String modeID = PluginManager.getInstance().getActiveMode().modeID;
if (!modeID.equals("video") && !currentTouch) {
ApplicationScreen.getGUIManager().onHardwareShutterButtonPressed();
isDoubleClick = false;
}
}
return true;
}
} else {
isDoubleClick = false;
}
}
// Not handle touch event if no need of autoFocus and refuse 'shot on
// tap' in video mode.
if (!mInitialized
|| mState == STATE_FOCUSING_SNAP_ON_FINISH
|| mState == STATE_INACTIVE
|| mFocusDisabled
|| !CameraController.isFocusModeSupported()
|| (!(needAutoFocusCall() || isContinuousFocusMode())
&& !(ApplicationScreen.instance.isShotOnTap() > 0
&& !PluginManager.getInstance().getActiveMode().modeID.equals("video"))))
return false;
// Let users be able to cancel previous touch focus.
if ((mState == STATE_FOCUSING)
&& !delayedFocus
&& ApplicationScreen.instance.isShotOnTap() != 2) {
focusCanceled = true;
cancelAutoFocus();
int fm = CameraController.getFocusMode();
if ((preferenceFocusMode == CameraParameters.AF_MODE_CONTINUOUS_PICTURE
|| preferenceFocusMode == CameraParameters.AF_MODE_CONTINUOUS_VIDEO)
&& fm != CameraParameters.AF_MODE_UNSUPPORTED
&& preferenceFocusMode != CameraController.getFocusMode()
&& preferenceFocusMode != CameraParameters.MF_MODE) {
CameraController.setCameraFocusMode(preferenceFocusMode);
} else if (CameraController.isGalaxyNote3 && preferenceFocusMode != CameraParameters.MF_MODE)
// Kind of hack to
// prevent Note 3 of
// permanent 'auto focus
// failed' state
{
CameraController.setCameraFocusMode(CameraParameters.AF_MODE_CONTINUOUS_PICTURE);
CameraController.setCameraFocusMode(preferenceFocusMode);
}
return true;
}
switch (e.getAction()) {
case MotionEvent.ACTION_DOWN:
focusCanceled = false;
delayedFocus = false;
X = e.getX();
Y = e.getY();
lastEvent = MotionEvent.obtain(e);
mHandler.sendEmptyMessageDelayed(START_TOUCH_FOCUS, START_TOUCH_FOCUS_DELAY);
return true;
case MotionEvent.ACTION_MOVE:
{
float difX = e.getX();
float difY = e.getY();
if ((Math.abs(difX - X) > 50 || Math.abs(difY - Y) > 50) && !focusCanceled) {
focusCanceled = true;
cancelAutoFocus();
mHandler.removeMessages(START_TOUCH_FOCUS);
return true;
} else return true;
}
case MotionEvent.ACTION_UP:
mHandler.removeMessages(START_TOUCH_FOCUS);
if (focusCanceled || delayedFocus) return true;
break;
default:
break;
}
onTouchAreas(e);
return true;
}