loongoffice

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Michael Weghorn 03093a91b6 tdf#134405 android: Add null check

Without it, Android Viewer crashes in experimental editing
mode when e.g. opening the sample doc and clicking into the
text area.

    E AndroidRuntime: FATAL EXCEPTION: main
    E AndroidRuntime: Process: org.libreoffice, PID: 6152
    E AndroidRuntime: java.lang.NullPointerException: Attempt to read from field 'float android.graphics.RectF.left' on a null object reference
    E AndroidRuntime:        at org.mozilla.gecko.gfx.RectUtils.scale(RectUtils.java:45)
    E AndroidRuntime:        at org.libreoffice.overlay.DocumentOverlayView.convertToScreen(DocumentOverlayView.java:194)
    E AndroidRuntime:        at org.libreoffice.overlay.DocumentOverlayView.repositionWithViewport(DocumentOverlayView.java:184)
    E AndroidRuntime:        at org.libreoffice.overlay.DocumentOverlayView.changeGraphicSelection(DocumentOverlayView.java:157)
    E AndroidRuntime:        at org.libreoffice.overlay.DocumentOverlay$11.run(DocumentOverlay.java:199)
    E AndroidRuntime:        at android.os.Handler.handleCallback(Handler.java:883)
    E AndroidRuntime:        at android.os.Handler.dispatchMessage(Handler.java:100)
    E AndroidRuntime:        at android.os.Looper.loop(Looper.java:214)
    E AndroidRuntime:        at android.app.ActivityThread.main(ActivityThread.java:7356)
    E AndroidRuntime:        at java.lang.reflect.Method.invoke(Native Method)
    E AndroidRuntime:        at com.android.internal.os.RuntimeInit$MethodAndArgsCaller.run(RuntimeInit.java:492)
    E AndroidRuntime:        at com.android.internal.os.ZygoteInit.main(ZygoteInit.java:930)

Change-Id: Ibff148a5d83413b4eed8a054b0143c9dae4e5537
Reviewed-on: https://gerrit.libreoffice.org/c/core/+/97632
Tested-by: Jenkins
Reviewed-by: Michael Weghorn <m.weghorn@posteo.de>

2020-07-01 20:16:13 +02:00