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Implement grab listening and use it for Android native mouse grab and Touchpad

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This commit is contained in:
artdeell 2022-11-17 20:28:34 +03:00
parent 5d2f61c2db
commit c0e4d45ff3
6 changed files with 92 additions and 43 deletions
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34
app_pojavlauncher/src/main/java/net/kdt/pojavlaunch/Touchpad.java
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@ -6,6 +6,7 @@ import static net.kdt.pojavlaunch.prefs.LauncherPreferences.DEFAULT_PREF;
import android.content.Context;
import android.os.Build;
import android.os.Handler;
import android.util.AttributeSet;
import android.view.GestureDetector;
import android.view.MotionEvent;
@ -25,13 +26,14 @@ import org.lwjgl.glfw.CallbackBridge;
/**
* Class dealing with the virtual mouse
*/
public class Touchpad extends FrameLayout {
public class Touchpad extends FrameLayout implements GrabListener{
/* Whether the Touchpad should be displayed */
private boolean mDisplayState;
/* Mouse pointer icon used by the touchpad */
private final ImageView mMousePointerImageView = new ImageView(getContext());
/* Detect a classic android Tap */
private final GestureDetector mSingleTapDetector = new GestureDetector(getContext(), new SingleTapConfirm());
private final Handler uiThreadHandler = new Handler();
/* Resolution scaler option, allow downsizing a window */
private final float mScaleFactor = DEFAULT_PREF.getInt("resolutionRatio",100)/100f;
/* Current pointer ID to move the mouse */
@ -41,19 +43,6 @@ public class Touchpad extends FrameLayout {
/* Last first pointer positions non-scaled, used to scroll distance */
private float mScrollLastInitialX, mScrollLastInitialY;
/* Handler and message to check if we are grabbing */
private final Runnable mGrabRunnable = new Runnable() {
@Override
public void run() {
if (!CallbackBridge.isGrabbing() && mDisplayState && getVisibility() != VISIBLE) {
enable();
}else{
if ((CallbackBridge.isGrabbing() && getVisibility() != View.GONE) || !mDisplayState && getVisibility() == VISIBLE) {
disable();
}
}
postDelayed(this, 250);
}
};
public Touchpad(@NonNull Context context) {
this(context, null);
@ -156,6 +145,10 @@ public class Touchpad extends FrameLayout {
/** @return The new state, enabled or disabled */
public boolean switchState(){
mDisplayState = !mDisplayState;
if(!CallbackBridge.isGrabbing()) {
if(mDisplayState) enable();
else disable();
}
return mDisplayState;
}
@ -184,7 +177,18 @@ public class Touchpad extends FrameLayout {
// When the game is grabbing, we should not display the mouse
disable();
mDisplayState = false;
postDelayed(mGrabRunnable, 250);
}
@Override
public void onGrabState(boolean isGrabbing) {
uiThreadHandler.post(()->updateGrabState(isGrabbing));
}
private void updateGrabState(boolean isGrabbing) {
if(!isGrabbing) {
if(mDisplayState && getVisibility() != VISIBLE) enable();
if(!mDisplayState && getVisibility() == VISIBLE) disable();
}else{
if(getVisibility() != View.GONE) disable();
}
}
}