diff options
Diffstat (limited to 'app/src/main/java/com/wireguard/android/widget/fab/FloatingActionsMenu.java')
| -rw-r--r-- | app/src/main/java/com/wireguard/android/widget/fab/FloatingActionsMenu.java | 455 |
1 files changed, 226 insertions, 229 deletions
diff --git a/app/src/main/java/com/wireguard/android/widget/fab/FloatingActionsMenu.java b/app/src/main/java/com/wireguard/android/widget/fab/FloatingActionsMenu.java index 8a5a193b..ed838914 100644 --- a/app/src/main/java/com/wireguard/android/widget/fab/FloatingActionsMenu.java +++ b/app/src/main/java/com/wireguard/android/widget/fab/FloatingActionsMenu.java @@ -37,39 +37,38 @@ import android.widget.TextView; import com.wireguard.android.R; public class FloatingActionsMenu extends ViewGroup { - public static final int EXPAND_UP = 0; public static final int EXPAND_DOWN = 1; public static final int EXPAND_LEFT = 2; public static final int EXPAND_RIGHT = 3; - + public static final int EXPAND_UP = 0; public static final int LABELS_ON_LEFT_SIDE = 0; public static final int LABELS_ON_RIGHT_SIDE = 1; - + private static final TimeInterpolator ALPHA_EXPAND_INTERPOLATOR = new DecelerateInterpolator(); private static final int ANIMATION_DURATION = 300; + private static final boolean BROKEN_LABEL_STYLE = Build.VERSION.SDK_INT <= Build.VERSION_CODES.LOLLIPOP_MR1 && Build.BRAND.equals("ASUS"); private static final float COLLAPSED_PLUS_ROTATION = 0f; + private static final TimeInterpolator COLLAPSE_INTERPOLATOR = new DecelerateInterpolator(3f); private static final float EXPANDED_PLUS_ROTATION = 90f + 45f; private static final TimeInterpolator EXPAND_INTERPOLATOR = new OvershootInterpolator(); - private static final TimeInterpolator COLLAPSE_INTERPOLATOR = new DecelerateInterpolator(3f); - private static final TimeInterpolator ALPHA_EXPAND_INTERPOLATOR = new DecelerateInterpolator(); - private int mExpandDirection; + private final AnimatorSet mCollapseAnimation = new AnimatorSet().setDuration(ANIMATION_DURATION); + private final AnimatorSet mExpandAnimation = new AnimatorSet().setDuration(ANIMATION_DURATION); + private final Rect touchArea = new Rect(0, 0, 0, 0); + private float behaviorYTranslation; + @Nullable private FloatingActionButton mAddButton; private int mButtonSpacing; + private int mButtonsCount; + private int mExpandDirection; + private boolean mExpanded; private int mLabelsMargin; + private int mLabelsPosition; + private int mLabelsStyle; private int mLabelsVerticalOffset; - private boolean mExpanded; - private final AnimatorSet mExpandAnimation = new AnimatorSet().setDuration(ANIMATION_DURATION); - private final AnimatorSet mCollapseAnimation = new AnimatorSet().setDuration(ANIMATION_DURATION); - @Nullable private FloatingActionButton mAddButton; - @Nullable private RotatingDrawable mRotatingDrawable; - private int mMaxButtonWidth; + @Nullable private OnFloatingActionsMenuUpdateListener mListener; private int mMaxButtonHeight; - private int mLabelsStyle; - private int mLabelsPosition; - private int mButtonsCount; + private int mMaxButtonWidth; + @Nullable private RotatingDrawable mRotatingDrawable; @Nullable private TouchDelegateGroup mTouchDelegateGroup; - @Nullable private OnFloatingActionsMenuUpdateListener mListener; - private final Rect touchArea = new Rect(0, 0, 0, 0); private float scrollYTranslation; - private float behaviorYTranslation; public FloatingActionsMenu(final Context context) { this(context, null); @@ -85,51 +84,39 @@ public class FloatingActionsMenu extends ViewGroup { init(context, attrs); } - private void init(final Context context, @Nullable final AttributeSet attributeSet) { - mButtonSpacing = (int) (getResources().getDimension(R.dimen.fab_actions_spacing)); - mLabelsMargin = getResources().getDimensionPixelSize(R.dimen.fab_labels_margin); - mLabelsVerticalOffset = getResources().getDimensionPixelSize(R.dimen.fab_shadow_offset); - - mTouchDelegateGroup = new TouchDelegateGroup(this); - setTouchDelegate(mTouchDelegateGroup); - - final TypedArray attr = context.obtainStyledAttributes(attributeSet, R.styleable.FloatingActionsMenu, 0, 0); - mExpandDirection = attr.getInt(R.styleable.FloatingActionsMenu_fab_expandDirection, EXPAND_UP); - mLabelsStyle = attr.getResourceId(R.styleable.FloatingActionsMenu_fab_labelStyle, 0); - mLabelsPosition = attr.getInt(R.styleable.FloatingActionsMenu_fab_labelsPosition, LABELS_ON_LEFT_SIDE); - attr.recycle(); - - if (mLabelsStyle != 0 && expandsHorizontally()) { - throw new IllegalStateException("Action labels in horizontal expand orientation is not supported."); - } - - createAddButton(context); + private static int adjustForOvershoot(final int dimension) { + return dimension * 12 / 10; } - public float getScrollYTranslation() { - return scrollYTranslation; - } + public void addButton(final LabeledFloatingActionButton button) { + addView(button, mButtonsCount - 1); + mButtonsCount++; - public void setScrollYTranslation(final float scrollYTranslation) { - this.scrollYTranslation = scrollYTranslation; - setTranslationY(behaviorYTranslation + scrollYTranslation); + if (mLabelsStyle != 0) { + createLabels(); + } } - public float getBehaviorYTranslation() { - return behaviorYTranslation; + public void collapse() { + collapse(false); } - public void setBehaviorYTranslation(final float behaviorYTranslation) { - this.behaviorYTranslation = behaviorYTranslation; - setTranslationY(behaviorYTranslation + scrollYTranslation); - } + private void collapse(final boolean immediately) { + if (mExpanded) { + mExpanded = false; + mTouchDelegateGroup.setEnabled(false); + mCollapseAnimation.setDuration(immediately ? 0 : ANIMATION_DURATION); + mCollapseAnimation.start(); + mExpandAnimation.cancel(); - public void setOnFloatingActionsMenuUpdateListener(final OnFloatingActionsMenuUpdateListener listener) { - mListener = listener; + if (mListener != null) { + mListener.onMenuCollapsed(); + } + } } - private boolean expandsHorizontally() { - return mExpandDirection == EXPAND_LEFT || mExpandDirection == EXPAND_RIGHT; + public void collapseImmediately() { + collapse(true); } private void createAddButton(final Context context) { @@ -156,85 +143,101 @@ public class FloatingActionsMenu extends ViewGroup { mButtonsCount++; } - public void addButton(final LabeledFloatingActionButton button) { - addView(button, mButtonsCount - 1); - mButtonsCount++; + private void createLabels() { + final Context context = BROKEN_LABEL_STYLE ? getContext() : new ContextThemeWrapper(getContext(), mLabelsStyle); - if (mLabelsStyle != 0) { - createLabels(); + for (int i = 0; i < mButtonsCount; i++) { + final FloatingActionButton button = (FloatingActionButton) getChildAt(i); + + if (button instanceof LabeledFloatingActionButton) { + final String title = ((LabeledFloatingActionButton) button).getTitle(); + + final AppCompatTextView label = new AppCompatTextView(context); + if (!BROKEN_LABEL_STYLE) + label.setTextAppearance(context, mLabelsStyle); + label.setText(title); + addView(label); + + button.setTag(R.id.fab_label, label); + } } } - public void removeButton(final LabeledFloatingActionButton button) { - removeView(button.getLabelView()); - removeView(button); - button.setTag(R.id.fab_label, null); - mButtonsCount--; + public void expand() { + if (!mExpanded) { + mExpanded = true; + mTouchDelegateGroup.setEnabled(true); + mCollapseAnimation.cancel(); + mExpandAnimation.start(); + + if (mListener != null) { + mListener.onMenuExpanded(); + } + } + } + + private boolean expandsHorizontally() { + return mExpandDirection == EXPAND_LEFT || mExpandDirection == EXPAND_RIGHT; } @Override - protected void onMeasure(final int widthMeasureSpec, final int heightMeasureSpec) { - measureChildren(widthMeasureSpec, heightMeasureSpec); + protected ViewGroup.LayoutParams generateDefaultLayoutParams() { + return new LayoutParams(super.generateDefaultLayoutParams()); + } - int width = 0; - int height = 0; + @Override + public ViewGroup.LayoutParams generateLayoutParams(final AttributeSet attrs) { + return new LayoutParams(super.generateLayoutParams(attrs)); + } - mMaxButtonWidth = 0; - mMaxButtonHeight = 0; - int maxLabelWidth = 0; + @Override + protected ViewGroup.LayoutParams generateLayoutParams(final ViewGroup.LayoutParams p) { + return new LayoutParams(super.generateLayoutParams(p)); + } - for (int i = 0; i < mButtonsCount; i++) { - final View child = getChildAt(i); + public float getBehaviorYTranslation() { + return behaviorYTranslation; + } - if (child.getVisibility() == GONE) { - continue; - } + public float getScrollYTranslation() { + return scrollYTranslation; + } - switch (mExpandDirection) { - case EXPAND_UP: - case EXPAND_DOWN: - mMaxButtonWidth = Math.max(mMaxButtonWidth, child.getMeasuredWidth()); - height += child.getMeasuredHeight(); - break; - case EXPAND_LEFT: - case EXPAND_RIGHT: - width += child.getMeasuredWidth(); - mMaxButtonHeight = Math.max(mMaxButtonHeight, child.getMeasuredHeight()); - break; - } + private void init(final Context context, @Nullable final AttributeSet attributeSet) { + mButtonSpacing = (int) (getResources().getDimension(R.dimen.fab_actions_spacing)); + mLabelsMargin = getResources().getDimensionPixelSize(R.dimen.fab_labels_margin); + mLabelsVerticalOffset = getResources().getDimensionPixelSize(R.dimen.fab_shadow_offset); - if (!expandsHorizontally()) { - final TextView label = (TextView) child.getTag(R.id.fab_label); - if (label != null) { - maxLabelWidth = Math.max(maxLabelWidth, label.getMeasuredWidth()); - } - } - } + mTouchDelegateGroup = new TouchDelegateGroup(this); + setTouchDelegate(mTouchDelegateGroup); - if (expandsHorizontally()) { - height = mMaxButtonHeight; - } else { - width = mMaxButtonWidth + (maxLabelWidth > 0 ? maxLabelWidth + mLabelsMargin : 0); - } + final TypedArray attr = context.obtainStyledAttributes(attributeSet, R.styleable.FloatingActionsMenu, 0, 0); + mExpandDirection = attr.getInt(R.styleable.FloatingActionsMenu_fab_expandDirection, EXPAND_UP); + mLabelsStyle = attr.getResourceId(R.styleable.FloatingActionsMenu_fab_labelStyle, 0); + mLabelsPosition = attr.getInt(R.styleable.FloatingActionsMenu_fab_labelsPosition, LABELS_ON_LEFT_SIDE); + attr.recycle(); - switch (mExpandDirection) { - case EXPAND_UP: - case EXPAND_DOWN: - height += mButtonSpacing * (mButtonsCount - 1); - height = adjustForOvershoot(height); - break; - case EXPAND_LEFT: - case EXPAND_RIGHT: - width += mButtonSpacing * (mButtonsCount - 1); - width = adjustForOvershoot(width); - break; + if (mLabelsStyle != 0 && expandsHorizontally()) { + throw new IllegalStateException("Action labels in horizontal expand orientation is not supported."); } - setMeasuredDimension(width, height); + createAddButton(context); } - private static int adjustForOvershoot(final int dimension) { - return dimension * 12 / 10; + public boolean isExpanded() { + return mExpanded; + } + + @Override + protected void onFinishInflate() { + super.onFinishInflate(); + + bringChildToFront(mAddButton); + mButtonsCount = getChildCount(); + + if (mLabelsStyle != 0) { + createLabels(); + } } @Override @@ -367,99 +370,102 @@ public class FloatingActionsMenu extends ViewGroup { } @Override - protected ViewGroup.LayoutParams generateDefaultLayoutParams() { - return new LayoutParams(super.generateDefaultLayoutParams()); - } - - @Override - public ViewGroup.LayoutParams generateLayoutParams(final AttributeSet attrs) { - return new LayoutParams(super.generateLayoutParams(attrs)); - } - - @Override - protected ViewGroup.LayoutParams generateLayoutParams(final ViewGroup.LayoutParams p) { - return new LayoutParams(super.generateLayoutParams(p)); - } - - @Override - protected void onFinishInflate() { - super.onFinishInflate(); - - bringChildToFront(mAddButton); - mButtonsCount = getChildCount(); - - if (mLabelsStyle != 0) { - createLabels(); - } - } + protected void onMeasure(final int widthMeasureSpec, final int heightMeasureSpec) { + measureChildren(widthMeasureSpec, heightMeasureSpec); - private static final boolean BROKEN_LABEL_STYLE = Build.VERSION.SDK_INT <= Build.VERSION_CODES.LOLLIPOP_MR1 && Build.BRAND.equals("ASUS"); + int width = 0; + int height = 0; - private void createLabels() { - final Context context = BROKEN_LABEL_STYLE ? getContext() : new ContextThemeWrapper(getContext(), mLabelsStyle); + mMaxButtonWidth = 0; + mMaxButtonHeight = 0; + int maxLabelWidth = 0; for (int i = 0; i < mButtonsCount; i++) { - final FloatingActionButton button = (FloatingActionButton) getChildAt(i); + final View child = getChildAt(i); - if (button instanceof LabeledFloatingActionButton) { - final String title = ((LabeledFloatingActionButton) button).getTitle(); + if (child.getVisibility() == GONE) { + continue; + } - final AppCompatTextView label = new AppCompatTextView(context); - if (!BROKEN_LABEL_STYLE) - label.setTextAppearance(context, mLabelsStyle); - label.setText(title); - addView(label); + switch (mExpandDirection) { + case EXPAND_UP: + case EXPAND_DOWN: + mMaxButtonWidth = Math.max(mMaxButtonWidth, child.getMeasuredWidth()); + height += child.getMeasuredHeight(); + break; + case EXPAND_LEFT: + case EXPAND_RIGHT: + width += child.getMeasuredWidth(); + mMaxButtonHeight = Math.max(mMaxButtonHeight, child.getMeasuredHeight()); + break; + } - button.setTag(R.id.fab_label, label); + if (!expandsHorizontally()) { + final TextView label = (TextView) child.getTag(R.id.fab_label); + if (label != null) { + maxLabelWidth = Math.max(maxLabelWidth, label.getMeasuredWidth()); + } } } - } - public void collapse() { - collapse(false); - } + if (expandsHorizontally()) { + height = mMaxButtonHeight; + } else { + width = mMaxButtonWidth + (maxLabelWidth > 0 ? maxLabelWidth + mLabelsMargin : 0); + } - public void collapseImmediately() { - collapse(true); + switch (mExpandDirection) { + case EXPAND_UP: + case EXPAND_DOWN: + height += mButtonSpacing * (mButtonsCount - 1); + height = adjustForOvershoot(height); + break; + case EXPAND_LEFT: + case EXPAND_RIGHT: + width += mButtonSpacing * (mButtonsCount - 1); + width = adjustForOvershoot(width); + break; + } + + setMeasuredDimension(width, height); } - private void collapse(final boolean immediately) { - if (mExpanded) { - mExpanded = false; - mTouchDelegateGroup.setEnabled(false); - mCollapseAnimation.setDuration(immediately ? 0 : ANIMATION_DURATION); - mCollapseAnimation.start(); - mExpandAnimation.cancel(); + @Override + public void onRestoreInstanceState(final Parcelable state) { + if (state instanceof SavedState) { + final SavedState savedState = (SavedState) state; + mExpanded = savedState.mExpanded; + mTouchDelegateGroup.setEnabled(mExpanded); - if (mListener != null) { - mListener.onMenuCollapsed(); + if (mRotatingDrawable != null) { + mRotatingDrawable.setRotation(mExpanded ? EXPANDED_PLUS_ROTATION : COLLAPSED_PLUS_ROTATION); } - } - } - public void toggle() { - if (mExpanded) { - collapse(); + super.onRestoreInstanceState(savedState.getSuperState()); } else { - expand(); + super.onRestoreInstanceState(state); } } - public void expand() { - if (!mExpanded) { - mExpanded = true; - mTouchDelegateGroup.setEnabled(true); - mCollapseAnimation.cancel(); - mExpandAnimation.start(); + @Override + public Parcelable onSaveInstanceState() { + final Parcelable superState = super.onSaveInstanceState(); + final SavedState savedState = new SavedState(superState); + savedState.mExpanded = mExpanded; - if (mListener != null) { - mListener.onMenuExpanded(); - } - } + return savedState; } - public boolean isExpanded() { - return mExpanded; + public void removeButton(final LabeledFloatingActionButton button) { + removeView(button.getLabelView()); + removeView(button); + button.setTag(R.id.fab_label, null); + mButtonsCount--; + } + + public void setBehaviorYTranslation(final float behaviorYTranslation) { + this.behaviorYTranslation = behaviorYTranslation; + setTranslationY(behaviorYTranslation + scrollYTranslation); } @Override @@ -469,36 +475,27 @@ public class FloatingActionsMenu extends ViewGroup { mAddButton.setEnabled(enabled); } - @Override - public Parcelable onSaveInstanceState() { - final Parcelable superState = super.onSaveInstanceState(); - final SavedState savedState = new SavedState(superState); - savedState.mExpanded = mExpanded; - - return savedState; + public void setOnFloatingActionsMenuUpdateListener(final OnFloatingActionsMenuUpdateListener listener) { + mListener = listener; } - @Override - public void onRestoreInstanceState(final Parcelable state) { - if (state instanceof SavedState) { - final SavedState savedState = (SavedState) state; - mExpanded = savedState.mExpanded; - mTouchDelegateGroup.setEnabled(mExpanded); - - if (mRotatingDrawable != null) { - mRotatingDrawable.setRotation(mExpanded ? EXPANDED_PLUS_ROTATION : COLLAPSED_PLUS_ROTATION); - } + public void setScrollYTranslation(final float scrollYTranslation) { + this.scrollYTranslation = scrollYTranslation; + setTranslationY(behaviorYTranslation + scrollYTranslation); + } - super.onRestoreInstanceState(savedState.getSuperState()); + public void toggle() { + if (mExpanded) { + collapse(); } else { - super.onRestoreInstanceState(state); + expand(); } } public interface OnFloatingActionsMenuUpdateListener { - void onMenuExpanded(); - void onMenuCollapsed(); + + void onMenuExpanded(); } private static class RotatingDrawable extends LayerDrawable { @@ -508,6 +505,14 @@ public class FloatingActionsMenu extends ViewGroup { super(new Drawable[]{drawable}); } + @Override + public void draw(final Canvas canvas) { + canvas.save(); + canvas.rotate(mRotation, getBounds().centerX(), getBounds().centerY()); + super.draw(canvas); + canvas.restore(); + } + @SuppressWarnings("UnusedDeclaration") public float getRotation() { return mRotation; @@ -519,14 +524,6 @@ public class FloatingActionsMenu extends ViewGroup { mRotation = rotation; invalidateSelf(); } - - @Override - public void draw(final Canvas canvas) { - canvas.save(); - canvas.rotate(mRotation, getBounds().centerX(), getBounds().centerY()); - super.draw(canvas); - canvas.restore(); - } } public static class SavedState extends BaseSavedState { @@ -562,10 +559,10 @@ public class FloatingActionsMenu extends ViewGroup { private class LayoutParams extends ViewGroup.LayoutParams { - private final ObjectAnimator mExpandDir = new ObjectAnimator(); - private final ObjectAnimator mExpandAlpha = new ObjectAnimator(); - private final ObjectAnimator mCollapseDir = new ObjectAnimator(); private final ObjectAnimator mCollapseAlpha = new ObjectAnimator(); + private final ObjectAnimator mCollapseDir = new ObjectAnimator(); + private final ObjectAnimator mExpandAlpha = new ObjectAnimator(); + private final ObjectAnimator mExpandDir = new ObjectAnimator(); private boolean animationsSetToPlay; LayoutParams(final ViewGroup.LayoutParams source) { @@ -596,6 +593,20 @@ public class FloatingActionsMenu extends ViewGroup { } } + private void addLayerTypeListener(final Animator animator, final View view) { + animator.addListener(new AnimatorListenerAdapter() { + @Override + public void onAnimationEnd(final Animator animation) { + view.setLayerType(LAYER_TYPE_NONE, null); + } + + @Override + public void onAnimationStart(final Animator animation) { + view.setLayerType(LAYER_TYPE_HARDWARE, null); + } + }); + } + public void setAnimationsTarget(final View view) { mCollapseAlpha.setTarget(view); mCollapseDir.setTarget(view); @@ -614,19 +625,5 @@ public class FloatingActionsMenu extends ViewGroup { animationsSetToPlay = true; } } - - private void addLayerTypeListener(final Animator animator, final View view) { - animator.addListener(new AnimatorListenerAdapter() { - @Override - public void onAnimationEnd(final Animator animation) { - view.setLayerType(LAYER_TYPE_NONE, null); - } - - @Override - public void onAnimationStart(final Animator animation) { - view.setLayerType(LAYER_TYPE_HARDWARE, null); - } - }); - } } } |