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Code Issues Packages Projects Releases Wiki Activity

Add an 65% opacity for workspace elements drag over button drop target

Browse Source 
Also remove the draggable item hover top button color change.

Test: Manual
Bug: 183193201
Change-Id: Id80622b8c0152180c47c0c9ebff8aa8bc2a5c2be
This commit is contained in:
Steven Ng
2021-03-19 13:23:53 +00:00
parent f3814eea2d
commit 6a2acfaa59
3 changed files with 4 additions and 59 deletions
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56
src/com/android/launcher3/ButtonDropTarget.java
View File

@@ -21,14 +21,9 @@ import static android.view.ViewGroup.LayoutParams.WRAP_CONTENT;
import static com.android.launcher3.LauncherState.NORMAL;
import android.animation.AnimatorSet;
import android.animation.FloatArrayEvaluator;
import android.animation.ObjectAnimator;
import android.animation.ValueAnimator;
import android.content.Context;
import android.content.res.ColorStateList;
import android.content.res.Resources;
import android.graphics.ColorMatrix;
import android.graphics.ColorMatrixColorFilter;
import android.graphics.Rect;
import android.graphics.drawable.Drawable;
import android.text.TextUtils;
@@ -45,10 +40,7 @@ import com.android.launcher3.anim.Interpolators;
import com.android.launcher3.dragndrop.DragController;
import com.android.launcher3.dragndrop.DragLayer;
import com.android.launcher3.dragndrop.DragOptions;
import com.android.launcher3.dragndrop.DragView;
import com.android.launcher3.model.data.ItemInfo;
import com.android.launcher3.util.Themes;
import com.android.launcher3.util.Thunk;
/**
* Implements a DropTarget.
@@ -72,6 +64,7 @@ public abstract class ButtonDropTarget extends TextView
private static final int[] sTempCords = new int[2];
private static final int DRAG_VIEW_DROP_DURATION = 285;
private static final float DRAG_VIEW_HOVER_OVER_OPACITY = 0.65f;
public static final int TOOLTIP_DEFAULT = 0;
public static final int TOOLTIP_LEFT = 1;
@@ -89,9 +82,6 @@ public abstract class ButtonDropTarget extends TextView
/** An item must be dragged at least this many pixels before this drop target is enabled. */
private final int mDragDistanceThreshold;
/** The paint applied to the drag view on hover */
protected int mHoverColor = 0;
protected CharSequence mText;
protected ColorStateList mOriginalTextColor;
protected Drawable mDrawable;
@@ -101,7 +91,6 @@ public abstract class ButtonDropTarget extends TextView
private int mToolTipLocation;
private AnimatorSet mCurrentColorAnim;
@Thunk ColorMatrix mSrcFilter, mDstFilter, mCurrentFilter;
public ButtonDropTarget(Context context, AttributeSet attrs) {
this(context, attrs, 0);
@@ -177,8 +166,7 @@ public abstract class ButtonDropTarget extends TextView
mToolTip.showAsDropDown(this, x, y);
}
d.dragView.setColor(mHoverColor);
animateTextColor(mHoverColor);
d.dragView.setAlpha(DRAG_VIEW_HOVER_OVER_OPACITY);
if (d.stateAnnouncer != null) {
d.stateAnnouncer.cancel();
}
@@ -190,51 +178,15 @@ public abstract class ButtonDropTarget extends TextView
// Do nothing
}
protected void resetHoverColor() {
animateTextColor(mOriginalTextColor.getDefaultColor());
}
private void animateTextColor(int targetColor) {
if (mCurrentColorAnim != null) {
mCurrentColorAnim.cancel();
}
mCurrentColorAnim = new AnimatorSet();
mCurrentColorAnim.setDuration(DragView.COLOR_CHANGE_DURATION);
if (mSrcFilter == null) {
mSrcFilter = new ColorMatrix();
mDstFilter = new ColorMatrix();
mCurrentFilter = new ColorMatrix();
}
int defaultTextColor = mOriginalTextColor.getDefaultColor();
Themes.setColorChangeOnMatrix(defaultTextColor, getTextColor(), mSrcFilter);
Themes.setColorChangeOnMatrix(defaultTextColor, targetColor, mDstFilter);
ValueAnimator anim1 = ValueAnimator.ofObject(
new FloatArrayEvaluator(mCurrentFilter.getArray()),
mSrcFilter.getArray(), mDstFilter.getArray());
anim1.addUpdateListener((anim) -> {
mDrawable.setColorFilter(new ColorMatrixColorFilter(mCurrentFilter));
invalidate();
});
mCurrentColorAnim.play(anim1);
mCurrentColorAnim.play(ObjectAnimator.ofArgb(this, TEXT_COLOR, targetColor));
mCurrentColorAnim.start();
}
@Override
public final void onDragExit(DragObject d) {
hideTooltip();
if (!d.dragComplete) {
d.dragView.setColor(0);
resetHoverColor();
d.dragView.setAlpha(1f);
} else {
// Restore the hover color
d.dragView.setColor(mHoverColor);
d.dragView.setAlpha(DRAG_VIEW_HOVER_OVER_OPACITY);
}
}