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Commit 79c07d9d authored by nergi's avatar nergi
Browse files

Cleanup to follow Kotlin member variable naming and ktfmt 

No logic change

Bug: 401059862
Test: atest DisplayBlockTest DisplayTopologyPreferenceTest
Flag: EXEMPT clean up
Change-Id: Ice7e80e7e2d32b3662aa42b2b6ba2fe297b6c7e2
parent 71e4284e

src/com/android/settings/connecteddevice/display/DisplayBlock.kt

+69 −61
Original line number Diff line number Diff line
@@ -31,66 +31,74 @@ import com.android.settings.R 
/** Represents a draggable block in the topology pane. */

class DisplayBlock(val injector: ConnectedDisplayInjector) : FrameLayout(injector.context!!) {

    @VisibleForTesting

    val mHighlightPx = context.resources.getDimensionPixelSize(

            R.dimen.display_block_highlight_width)

    val cornerRadiusPx = context.resources.getDimensionPixelSize(

        R.dimen.display_block_corner_radius)

    val highlightPx = context.resources.getDimensionPixelSize(R.dimen.display_block_highlight_width)

    val cornerRadiusPx =

        context.resources.getDimensionPixelSize(R.dimen.display_block_corner_radius)



    private var mDisplayId: Int? = null

    private var _displayId: Int? = null



    /** Scale of the mirrored wallpaper to the actual wallpaper size. */

    private var mSurfaceScale: Float? = null

    private var surfaceScale: Float? = null



    val displayId: Int?

        get() = mDisplayId

        get() = _displayId



    // These are surfaces which must be removed from the display block hierarchy and released once

    // the new surface is put in place. This list can have more than one item because we may get

    // two reset calls before we get a single surfaceChange callback.

    private val mOldSurfaces = mutableListOf<SurfaceControl>()

    private var mWallpaperSurface: SurfaceControl? = null

    private val oldSurfaces = mutableListOf<SurfaceControl>()

    private var wallpaperSurface: SurfaceControl? = null



    private val mUpdateSurfaceView = Runnable { updateSurfaceView() }

    private val updateSurfaceView = Runnable { updateSurfaceView() }



    @VisibleForTesting fun updateSurfaceView() {

        val displayId = mDisplayId ?: return

    @VisibleForTesting

    fun updateSurfaceView() {

        val displayId = _displayId ?: return



        if (parent == null) {

            Log.i(TAG, "View for display $displayId has no parent - cancelling update")

            return

        }



        var surface = mWallpaperSurface

        var surface = wallpaperSurface

        if (surface == null) {

            surface = injector.wallpaper(displayId)

            if (surface == null) {

                injector.handler.postDelayed(mUpdateSurfaceView, /* delayMillis= */ 500)

                injector.handler.postDelayed(updateSurfaceView, /* delayMillis= */ 500)

                return

            }

            mWallpaperSurface = surface

            wallpaperSurface = surface

        }



        val surfaceScale = mSurfaceScale ?: return

        injector.updateSurfaceView(mOldSurfaces, surface, mWallpaperView, surfaceScale)

        mOldSurfaces.clear()

        val surfaceScale = surfaceScale ?: return

        injector.updateSurfaceView(oldSurfaces, surface, wallpaperView, surfaceScale)

        oldSurfaces.clear()

    }



    private val mHolderCallback = object : SurfaceHolder.Callback {

    private val holderCallback =

        object : SurfaceHolder.Callback {

            override fun surfaceCreated(h: SurfaceHolder) {}



        override fun surfaceChanged(h: SurfaceHolder, format: Int, newWidth: Int, newHeight: Int) {

            override fun surfaceChanged(

                h: SurfaceHolder,

                format: Int,

                newWidth: Int,

                newHeight: Int,

            ) {

                updateSurfaceView()

            }



            override fun surfaceDestroyed(h: SurfaceHolder) {}

        }



    val mWallpaperView = SurfaceView(context)

    private val mBackgroundView = View(context).apply {

    val wallpaperView = SurfaceView(context)

    private val backgroundView =

        View(context).apply {

            background = context.getDrawable(R.drawable.display_block_background)

        }

    @VisibleForTesting

    val mSelectionMarkerView = View(context).apply {

    val selectionMarkerView =

        View(context).apply {

            background = context.getDrawable(R.drawable.display_block_selection_marker_background)

        }
@@ -102,11 +110,11 @@ class DisplayBlock(val injector: ConnectedDisplayInjector) : FrameLayout(injecto 
        // Prevents shadow from appearing around edge of button.

        stateListAnimator = null



        addView(mWallpaperView)

        addView(mBackgroundView)

        addView(mSelectionMarkerView)

        addView(wallpaperView)

        addView(backgroundView)

        addView(selectionMarkerView)



        mWallpaperView.holder.addCallback(mHolderCallback)

        wallpaperView.holder.addCallback(holderCallback)

    }



    /**
@@ -114,14 +122,14 @@ class DisplayBlock(val injector: ConnectedDisplayInjector) : FrameLayout(injecto 
     * highlight border.

     */

    var positionInPane: PointF

        get() = PointF(x + mHighlightPx, y + mHighlightPx)

        get() = PointF(x + highlightPx, y + highlightPx)

        set(value: PointF) {

            x = value.x - mHighlightPx

            y = value.y - mHighlightPx

            x = value.x - highlightPx

            y = value.y - highlightPx

        }



    fun setHighlighted(value: Boolean) {

        mSelectionMarkerView.visibility = if (value) View.VISIBLE else View.INVISIBLE

        selectionMarkerView.visibility = if (value) VISIBLE else INVISIBLE



        // The highlighted block must be draw last so that its highlight shows over the borders of

        // other displays.
@@ -136,24 +144,23 @@ class DisplayBlock(val injector: ConnectedDisplayInjector) : FrameLayout(injecto 
     * @param bottomRight coordinates of bottom right corner of the block, not including highlight

     *   border

     * @param surfaceScale scale in pixels of the size of the wallpaper mirror to the actual

     *                     wallpaper on the screen - should be less than one to indicate scaling to

     *                     smaller size

     *   wallpaper on the screen - should be less than one to indicate scaling to smaller size

     */

    fun reset(displayId: Int, topLeft: PointF, bottomRight: PointF, surfaceScale: Float) {

        mWallpaperSurface?.let { mOldSurfaces.add(it) }

        injector.handler.removeCallbacks(mUpdateSurfaceView)

        mWallpaperSurface = null

        wallpaperSurface?.let { oldSurfaces.add(it) }

        injector.handler.removeCallbacks(updateSurfaceView)

        wallpaperSurface = null

        setHighlighted(false)

        positionInPane = topLeft



        mDisplayId = displayId

        mSurfaceScale = surfaceScale

        _displayId = displayId

        this.surfaceScale = surfaceScale



        val newWidth = (bottomRight.x - topLeft.x).toInt()

        val newHeight = (bottomRight.y - topLeft.y).toInt()



        val paddedWidth = newWidth + 2*mHighlightPx

        val paddedHeight = newHeight + 2*mHighlightPx

        val paddedWidth = newWidth + 2 * highlightPx

        val paddedHeight = newHeight + 2 * highlightPx



        if (width == paddedWidth && height == paddedHeight) {

            // Will not receive a surfaceChanged callback, so in case the wallpaper is different,
@@ -170,24 +177,25 @@ class DisplayBlock(val injector: ConnectedDisplayInjector) : FrameLayout(injecto 


        // The highlight is the outermost border. The highlight is shown outside of the parent

        // FrameLayout so that it consumes the padding between the blocks.

        mWallpaperView.layoutParams.let {

        wallpaperView.layoutParams.let {

            it.width = newWidth

            it.height = newHeight

            if (it is MarginLayoutParams) {

                it.leftMargin = mHighlightPx

                it.topMargin = mHighlightPx

                it.bottomMargin = mHighlightPx

                it.topMargin = mHighlightPx

                it.leftMargin = highlightPx

                it.topMargin = highlightPx

                it.bottomMargin = highlightPx

                it.topMargin = highlightPx

            }

            mWallpaperView.layoutParams = it

            wallpaperView.layoutParams = it

        }



        mWallpaperView.outlineProvider = object : ViewOutlineProvider() {

        wallpaperView.outlineProvider =

            object : ViewOutlineProvider() {

                override fun getOutline(view: View, outline: Outline) {

                    outline.setRoundRect(0, 0, view.width, view.height, cornerRadiusPx.toFloat())

                }

            }

        mWallpaperView.clipToOutline = true

        wallpaperView.clipToOutline = true



        // The other two child views are MATCH_PARENT by default so will resize to fill up the

        // FrameLayout.

src/com/android/settings/connecteddevice/display/DisplayTopologyPreference.kt

+173 −127

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tests/robotests/src/com/android/settings/connecteddevice/display/DisplayBlockTest.kt

+0 −11
Original line number Diff line number Diff line
@@ -19,22 +19,11 @@ package com.android.settings.connecteddevice.display 
import android.content.Context

import android.graphics.PointF

import android.os.Handler

import android.view.Display

import android.view.SurfaceControl

import android.view.SurfaceView

import android.widget.FrameLayout

import androidx.preference.PreferenceViewHolder

import androidx.test.core.app.ApplicationProvider

import androidx.test.core.view.MotionEventBuilder



import com.android.settings.R

import com.google.common.truth.Truth.assertThat



import java.util.function.Consumer

import java.util.function.Supplier



import kotlin.math.abs



import org.junit.Test

import org.junit.runner.RunWith

import org.robolectric.RobolectricTestRunner

tests/robotests/src/com/android/settings/connecteddevice/display/DisplayTopologyPreferenceTest.kt

+215 −144

File changed.

Preview size limit exceeded, changes collapsed.