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Fix input from SOURCE_TRACKPAD devices

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This commit is contained in:
Cameron Gutman 2021-07-16 20:44:01 -05:00
parent 834ace4566
commit b6e7c425c6
1 changed files with 28 additions and 2 deletions
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30
app/src/main/java/com/limelight/Game.java
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@ -1239,11 +1239,12 @@ public class Game extends Activity implements SurfaceHolder.Callback,
}
}
else if ((event.getSource() & InputDevice.SOURCE_CLASS_POINTER) != 0 ||
(event.getSource() & InputDevice.SOURCE_CLASS_POSITION) != 0 ||
event.getSource() == InputDevice.SOURCE_MOUSE_RELATIVE)
{
// This case is for mice and non-finger touch devices
if (event.getSource() == InputDevice.SOURCE_MOUSE ||
event.getSource() == InputDevice.SOURCE_TOUCHPAD ||
(event.getSource() & InputDevice.SOURCE_CLASS_POSITION) != 0 || // SOURCE_TOUCHPAD
event.getSource() == InputDevice.SOURCE_MOUSE_RELATIVE ||
(event.getPointerCount() >= 1 &&
(event.getToolType(0) == MotionEvent.TOOL_TYPE_MOUSE ||
@ -1271,8 +1272,33 @@ public class Game extends Activity implements SurfaceHolder.Callback,
conn.sendMouseMove(deltaX, deltaY);
}
}
else if ((event.getSource() & InputDevice.SOURCE_CLASS_POSITION) != 0) {
// If this input device is not associated with the view itself (like a trackpad),
// we'll convert the device-specific coordinates to use to send the cursor position.
// This really isn't ideal but it's probably better than nothing.
//
// Trackpad on newer versions of Android (Oreo and later) should be caught by the
// relative axes case above. If we get here, we're on an older version that doesn't
// support pointer capture.
InputDevice.MotionRange xRange = event.getDevice().getMotionRange(MotionEvent.AXIS_X, event.getSource());
InputDevice.MotionRange yRange = event.getDevice().getMotionRange(MotionEvent.AXIS_Y, event.getSource());
// All touchpads coordinate planes should start at (0, 0)
if (xRange != null && yRange != null && xRange.getMin() == 0 && yRange.getMin() == 0) {
int xMax = (int)xRange.getMax();
int yMax = (int)yRange.getMax();
// Touchpads must be smaller than (65535, 65535)
if (xMax <= Short.MAX_VALUE && yMax <= Short.MAX_VALUE) {
conn.sendMousePosition((short)event.getAxisValue(MotionEvent.AXIS_X),
(short)event.getAxisValue(MotionEvent.AXIS_Y),
(short)xMax,
(short)yMax);
}
}
}
else if (view != null) {
// Otherwise send absolute position
// Otherwise send absolute position based on the view for SOURCE_CLASS_POINTER
updateMousePosition(view, event);
}