Jason Monk | caf3762 | 2015-08-18 12:33:50 -0400 | [diff] [blame] | 1 | package com.android.systemui.qs; |
| 2 | |
Amin Shaikh | a07a17b | 2018-02-23 16:02:52 -0500 | [diff] [blame] | 3 | import android.animation.Animator; |
| 4 | import android.animation.AnimatorListenerAdapter; |
| 5 | import android.animation.AnimatorSet; |
| 6 | import android.animation.ObjectAnimator; |
| 7 | import android.animation.PropertyValuesHolder; |
Jason Monk | caf3762 | 2015-08-18 12:33:50 -0400 | [diff] [blame] | 8 | import android.content.Context; |
Fabian Kozynski | 6eaf3ac | 2018-10-01 15:59:05 -0400 | [diff] [blame] | 9 | import android.content.res.Resources; |
Jason Monk | caf3762 | 2015-08-18 12:33:50 -0400 | [diff] [blame] | 10 | import android.util.AttributeSet; |
| 11 | import android.util.Log; |
| 12 | import android.view.LayoutInflater; |
| 13 | import android.view.View; |
| 14 | import android.view.ViewGroup; |
Amin Shaikh | a07a17b | 2018-02-23 16:02:52 -0500 | [diff] [blame] | 15 | import android.view.animation.Interpolator; |
| 16 | import android.view.animation.OvershootInterpolator; |
| 17 | import android.widget.Scroller; |
Jason Monk | df36aed | 2016-07-25 11:21:56 -0400 | [diff] [blame] | 18 | |
Fabian Kozynski | 6eaf3ac | 2018-10-01 15:59:05 -0400 | [diff] [blame] | 19 | import androidx.viewpager.widget.PagerAdapter; |
| 20 | import androidx.viewpager.widget.ViewPager; |
| 21 | |
Jason Monk | caf3762 | 2015-08-18 12:33:50 -0400 | [diff] [blame] | 22 | import com.android.systemui.R; |
| 23 | import com.android.systemui.qs.QSPanel.QSTileLayout; |
| 24 | import com.android.systemui.qs.QSPanel.TileRecord; |
| 25 | |
| 26 | import java.util.ArrayList; |
Amin Shaikh | a07a17b | 2018-02-23 16:02:52 -0500 | [diff] [blame] | 27 | import java.util.Set; |
Jason Monk | caf3762 | 2015-08-18 12:33:50 -0400 | [diff] [blame] | 28 | |
| 29 | public class PagedTileLayout extends ViewPager implements QSTileLayout { |
| 30 | |
| 31 | private static final boolean DEBUG = false; |
| 32 | |
| 33 | private static final String TAG = "PagedTileLayout"; |
Amin Shaikh | a07a17b | 2018-02-23 16:02:52 -0500 | [diff] [blame] | 34 | private static final int REVEAL_SCROLL_DURATION_MILLIS = 750; |
| 35 | private static final float BOUNCE_ANIMATION_TENSION = 1.3f; |
| 36 | private static final long BOUNCE_ANIMATION_DURATION = 450L; |
| 37 | private static final int TILE_ANIMATION_STAGGER_DELAY = 85; |
| 38 | private static final Interpolator SCROLL_CUBIC = (t) -> { |
| 39 | t -= 1.0f; |
| 40 | return t * t * t + 1.0f; |
| 41 | }; |
| 42 | |
Amin Shaikh | 9978c55 | 2018-03-22 07:24:41 -0400 | [diff] [blame] | 43 | private final ArrayList<TileRecord> mTiles = new ArrayList<>(); |
| 44 | private final ArrayList<TilePage> mPages = new ArrayList<>(); |
Jason Monk | caf3762 | 2015-08-18 12:33:50 -0400 | [diff] [blame] | 45 | |
Jason Monk | caf3762 | 2015-08-18 12:33:50 -0400 | [diff] [blame] | 46 | private PageIndicator mPageIndicator; |
Rohan Shah | 3090e79 | 2018-04-12 00:01:00 -0400 | [diff] [blame] | 47 | private float mPageIndicatorPosition; |
Jason Monk | caf3762 | 2015-08-18 12:33:50 -0400 | [diff] [blame] | 48 | |
Jason Monk | 162011e | 2016-02-19 08:11:55 -0500 | [diff] [blame] | 49 | private PageListener mPageListener; |
Jason Monk | caf3762 | 2015-08-18 12:33:50 -0400 | [diff] [blame] | 50 | |
Jason Monk | e5107a3 | 2016-05-31 15:40:58 -0400 | [diff] [blame] | 51 | private boolean mListening; |
Amin Shaikh | a07a17b | 2018-02-23 16:02:52 -0500 | [diff] [blame] | 52 | private Scroller mScroller; |
| 53 | |
| 54 | private AnimatorSet mBounceAnimatorSet; |
Amin Shaikh | 4c9048c | 2018-04-20 11:27:46 -0400 | [diff] [blame] | 55 | private float mLastExpansion; |
Fabian Kozynski | 712ae39 | 2018-09-12 09:11:16 -0400 | [diff] [blame] | 56 | private boolean mDistributeTiles = false; |
Jason Monk | e5107a3 | 2016-05-31 15:40:58 -0400 | [diff] [blame] | 57 | |
Jason Monk | caf3762 | 2015-08-18 12:33:50 -0400 | [diff] [blame] | 58 | public PagedTileLayout(Context context, AttributeSet attrs) { |
| 59 | super(context, attrs); |
Amin Shaikh | a07a17b | 2018-02-23 16:02:52 -0500 | [diff] [blame] | 60 | mScroller = new Scroller(context, SCROLL_CUBIC); |
Jason Monk | caf3762 | 2015-08-18 12:33:50 -0400 | [diff] [blame] | 61 | setAdapter(mAdapter); |
Amin Shaikh | a07a17b | 2018-02-23 16:02:52 -0500 | [diff] [blame] | 62 | setOnPageChangeListener(mOnPageChangeListener); |
| 63 | setCurrentItem(0, false); |
Jason Monk | caf3762 | 2015-08-18 12:33:50 -0400 | [diff] [blame] | 64 | } |
| 65 | |
| 66 | @Override |
Jason Monk | 51fb85a | 2016-03-28 14:06:04 -0400 | [diff] [blame] | 67 | public void onRtlPropertiesChanged(int layoutDirection) { |
| 68 | super.onRtlPropertiesChanged(layoutDirection); |
| 69 | setAdapter(mAdapter); |
| 70 | setCurrentItem(0, false); |
| 71 | } |
| 72 | |
| 73 | @Override |
| 74 | public void setCurrentItem(int item, boolean smoothScroll) { |
| 75 | if (isLayoutRtl()) { |
| 76 | item = mPages.size() - 1 - item; |
| 77 | } |
| 78 | super.setCurrentItem(item, smoothScroll); |
| 79 | } |
| 80 | |
| 81 | @Override |
Jason Monk | e5107a3 | 2016-05-31 15:40:58 -0400 | [diff] [blame] | 82 | public void setListening(boolean listening) { |
| 83 | if (mListening == listening) return; |
| 84 | mListening = listening; |
Amin Shaikh | 9978c55 | 2018-03-22 07:24:41 -0400 | [diff] [blame] | 85 | updateListening(); |
| 86 | } |
| 87 | |
| 88 | private void updateListening() { |
| 89 | for (TilePage tilePage : mPages) { |
| 90 | tilePage.setListening(tilePage.getParent() == null ? false : mListening); |
Jason Monk | e5107a3 | 2016-05-31 15:40:58 -0400 | [diff] [blame] | 91 | } |
| 92 | } |
| 93 | |
Amin Shaikh | a07a17b | 2018-02-23 16:02:52 -0500 | [diff] [blame] | 94 | @Override |
Amin Shaikh | a07a17b | 2018-02-23 16:02:52 -0500 | [diff] [blame] | 95 | public void computeScroll() { |
| 96 | if (!mScroller.isFinished() && mScroller.computeScrollOffset()) { |
Amin Shaikh | 5484d0f | 2018-07-31 10:44:11 -0400 | [diff] [blame] | 97 | fakeDragBy(getScrollX() - mScroller.getCurrX()); |
Amin Shaikh | a07a17b | 2018-02-23 16:02:52 -0500 | [diff] [blame] | 98 | // Keep on drawing until the animation has finished. |
| 99 | postInvalidateOnAnimation(); |
| 100 | return; |
Amin Shaikh | 5484d0f | 2018-07-31 10:44:11 -0400 | [diff] [blame] | 101 | } else if (isFakeDragging()) { |
| 102 | endFakeDrag(); |
Amin Shaikh | a07a17b | 2018-02-23 16:02:52 -0500 | [diff] [blame] | 103 | mBounceAnimatorSet.start(); |
| 104 | setOffscreenPageLimit(1); |
Amin Shaikh | a07a17b | 2018-02-23 16:02:52 -0500 | [diff] [blame] | 105 | } |
| 106 | super.computeScroll(); |
| 107 | } |
| 108 | |
Jason Monk | e5107a3 | 2016-05-31 15:40:58 -0400 | [diff] [blame] | 109 | @Override |
Jason Monk | c5bdafb | 2016-02-25 16:24:21 -0500 | [diff] [blame] | 110 | public boolean hasOverlappingRendering() { |
| 111 | return false; |
| 112 | } |
| 113 | |
| 114 | @Override |
Jason Monk | caf3762 | 2015-08-18 12:33:50 -0400 | [diff] [blame] | 115 | protected void onFinishInflate() { |
| 116 | super.onFinishInflate(); |
Jason Monk | 3250885 | 2017-01-18 09:17:13 -0500 | [diff] [blame] | 117 | mPages.add((TilePage) LayoutInflater.from(getContext()) |
Jason Monk | e4e6930 | 2016-01-20 11:27:15 -0500 | [diff] [blame] | 118 | .inflate(R.layout.qs_paged_page, this, false)); |
Fabian Kozynski | fae42a8 | 2018-10-04 11:18:42 -0400 | [diff] [blame^] | 119 | mAdapter.notifyDataSetChanged(); |
Jason Monk | caf3762 | 2015-08-18 12:33:50 -0400 | [diff] [blame] | 120 | } |
| 121 | |
Jason Monk | 3250885 | 2017-01-18 09:17:13 -0500 | [diff] [blame] | 122 | public void setPageIndicator(PageIndicator indicator) { |
| 123 | mPageIndicator = indicator; |
Fabian Kozynski | 712ae39 | 2018-09-12 09:11:16 -0400 | [diff] [blame] | 124 | mPageIndicator.setNumPages(mPages.size()); |
Rohan Shah | 3090e79 | 2018-04-12 00:01:00 -0400 | [diff] [blame] | 125 | mPageIndicator.setLocation(mPageIndicatorPosition); |
Jason Monk | 3250885 | 2017-01-18 09:17:13 -0500 | [diff] [blame] | 126 | } |
| 127 | |
Jason Monk | caf3762 | 2015-08-18 12:33:50 -0400 | [diff] [blame] | 128 | @Override |
| 129 | public int getOffsetTop(TileRecord tile) { |
Jason Monk | ae5bd03 | 2016-03-02 14:38:31 -0500 | [diff] [blame] | 130 | final ViewGroup parent = (ViewGroup) tile.tileView.getParent(); |
| 131 | if (parent == null) return 0; |
| 132 | return parent.getTop() + getTop(); |
Jason Monk | caf3762 | 2015-08-18 12:33:50 -0400 | [diff] [blame] | 133 | } |
| 134 | |
| 135 | @Override |
Jason Monk | caf3762 | 2015-08-18 12:33:50 -0400 | [diff] [blame] | 136 | public void addTile(TileRecord tile) { |
| 137 | mTiles.add(tile); |
Fabian Kozynski | 712ae39 | 2018-09-12 09:11:16 -0400 | [diff] [blame] | 138 | mDistributeTiles = true; |
| 139 | requestLayout(); |
Jason Monk | caf3762 | 2015-08-18 12:33:50 -0400 | [diff] [blame] | 140 | } |
| 141 | |
| 142 | @Override |
| 143 | public void removeTile(TileRecord tile) { |
| 144 | if (mTiles.remove(tile)) { |
Fabian Kozynski | 712ae39 | 2018-09-12 09:11:16 -0400 | [diff] [blame] | 145 | mDistributeTiles = true; |
| 146 | requestLayout(); |
Jason Monk | caf3762 | 2015-08-18 12:33:50 -0400 | [diff] [blame] | 147 | } |
| 148 | } |
| 149 | |
Amin Shaikh | 0f8ea543 | 2018-03-27 11:09:27 -0400 | [diff] [blame] | 150 | @Override |
| 151 | public void setExpansion(float expansion) { |
Amin Shaikh | 4c9048c | 2018-04-20 11:27:46 -0400 | [diff] [blame] | 152 | mLastExpansion = expansion; |
| 153 | updateSelected(); |
| 154 | } |
| 155 | |
| 156 | private void updateSelected() { |
| 157 | // Start the marquee when fully expanded and stop when fully collapsed. Leave as is for |
| 158 | // other expansion ratios since there is no way way to pause the marquee. |
| 159 | if (mLastExpansion > 0f && mLastExpansion < 1f) { |
| 160 | return; |
| 161 | } |
| 162 | boolean selected = mLastExpansion == 1f; |
Rohan Shah | 2dbcb57 | 2018-05-25 10:51:22 -0700 | [diff] [blame] | 163 | |
| 164 | // Disable accessibility temporarily while we update selected state purely for the |
| 165 | // marquee. This will ensure that accessibility doesn't announce the TYPE_VIEW_SELECTED |
| 166 | // event on any of the children. |
| 167 | setImportantForAccessibility(View.IMPORTANT_FOR_ACCESSIBILITY_NO_HIDE_DESCENDANTS); |
Amin Shaikh | 6f57074 | 2018-06-01 17:18:19 -0400 | [diff] [blame] | 168 | int currentItem = isLayoutRtl() ? mPages.size() - 1 - getCurrentItem() : getCurrentItem(); |
Amin Shaikh | 4c9048c | 2018-04-20 11:27:46 -0400 | [diff] [blame] | 169 | for (int i = 0; i < mPages.size(); i++) { |
Amin Shaikh | 6f57074 | 2018-06-01 17:18:19 -0400 | [diff] [blame] | 170 | mPages.get(i).setSelected(i == currentItem ? selected : false); |
Amin Shaikh | 0f8ea543 | 2018-03-27 11:09:27 -0400 | [diff] [blame] | 171 | } |
Rohan Shah | 2dbcb57 | 2018-05-25 10:51:22 -0700 | [diff] [blame] | 172 | setImportantForAccessibility(View.IMPORTANT_FOR_ACCESSIBILITY_AUTO); |
Amin Shaikh | 0f8ea543 | 2018-03-27 11:09:27 -0400 | [diff] [blame] | 173 | } |
| 174 | |
Jason Monk | 162011e | 2016-02-19 08:11:55 -0500 | [diff] [blame] | 175 | public void setPageListener(PageListener listener) { |
| 176 | mPageListener = listener; |
| 177 | } |
| 178 | |
Jason Monk | caf3762 | 2015-08-18 12:33:50 -0400 | [diff] [blame] | 179 | private void distributeTiles() { |
Fabian Kozynski | 712ae39 | 2018-09-12 09:11:16 -0400 | [diff] [blame] | 180 | emptyAndInflateOrRemovePages(); |
| 181 | |
| 182 | final int tileCount = mPages.get(0).maxTiles(); |
Jason Monk | caf3762 | 2015-08-18 12:33:50 -0400 | [diff] [blame] | 183 | if (DEBUG) Log.d(TAG, "Distributing tiles"); |
Jason Monk | caf3762 | 2015-08-18 12:33:50 -0400 | [diff] [blame] | 184 | int index = 0; |
| 185 | final int NT = mTiles.size(); |
| 186 | for (int i = 0; i < NT; i++) { |
| 187 | TileRecord tile = mTiles.get(i); |
Fabian Kozynski | 712ae39 | 2018-09-12 09:11:16 -0400 | [diff] [blame] | 188 | if (mPages.get(index).mRecords.size() == tileCount) index++; |
| 189 | if (DEBUG) { |
| 190 | Log.d(TAG, "Adding " + tile.tile.getClass().getSimpleName() + " to " |
| 191 | + index); |
Jason Monk | caf3762 | 2015-08-18 12:33:50 -0400 | [diff] [blame] | 192 | } |
Jason Monk | caf3762 | 2015-08-18 12:33:50 -0400 | [diff] [blame] | 193 | mPages.get(index).addTile(tile); |
| 194 | } |
Fabian Kozynski | 712ae39 | 2018-09-12 09:11:16 -0400 | [diff] [blame] | 195 | } |
| 196 | |
| 197 | private void emptyAndInflateOrRemovePages() { |
| 198 | final int nTiles = mTiles.size(); |
| 199 | int numPages = nTiles / mPages.get(0).maxTiles(); |
| 200 | // Add one more not full page if needed |
| 201 | numPages += (nTiles % mPages.get(0).maxTiles() == 0 ? 0 : 1); |
| 202 | |
| 203 | final int NP = mPages.size(); |
| 204 | for (int i = 0; i < NP; i++) { |
| 205 | mPages.get(i).removeAllViews(); |
Jason Monk | caf3762 | 2015-08-18 12:33:50 -0400 | [diff] [blame] | 206 | } |
Fabian Kozynski | 712ae39 | 2018-09-12 09:11:16 -0400 | [diff] [blame] | 207 | if (NP == numPages) { |
| 208 | return; |
| 209 | } |
| 210 | while (mPages.size() < numPages) { |
| 211 | if (DEBUG) Log.d(TAG, "Adding page"); |
| 212 | mPages.add((TilePage) LayoutInflater.from(getContext()) |
| 213 | .inflate(R.layout.qs_paged_page, this, false)); |
| 214 | } |
| 215 | while (mPages.size() > numPages) { |
| 216 | if (DEBUG) Log.d(TAG, "Removing page"); |
| 217 | mPages.remove(mPages.size() - 1); |
| 218 | } |
| 219 | mPageIndicator.setNumPages(mPages.size()); |
| 220 | setAdapter(mAdapter); |
| 221 | mAdapter.notifyDataSetChanged(); |
| 222 | setCurrentItem(0, false); |
Jason Monk | caf3762 | 2015-08-18 12:33:50 -0400 | [diff] [blame] | 223 | } |
| 224 | |
| 225 | @Override |
Jason Monk | 9d02a43 | 2016-01-20 16:33:46 -0500 | [diff] [blame] | 226 | public boolean updateResources() { |
Rohan Shah | 3090e79 | 2018-04-12 00:01:00 -0400 | [diff] [blame] | 227 | // Update bottom padding, useful for removing extra space once the panel page indicator is |
| 228 | // hidden. |
Fabian Kozynski | 6eaf3ac | 2018-10-01 15:59:05 -0400 | [diff] [blame] | 229 | Resources res = getContext().getResources(); |
| 230 | final int sidePadding = res.getDimensionPixelSize(R.dimen.notification_side_paddings); |
| 231 | setPadding(sidePadding, 0, sidePadding, |
Rohan Shah | 3090e79 | 2018-04-12 00:01:00 -0400 | [diff] [blame] | 232 | getContext().getResources().getDimensionPixelSize( |
| 233 | R.dimen.qs_paged_tile_layout_padding_bottom)); |
Jason Monk | 9d02a43 | 2016-01-20 16:33:46 -0500 | [diff] [blame] | 234 | boolean changed = false; |
Jason Monk | caf3762 | 2015-08-18 12:33:50 -0400 | [diff] [blame] | 235 | for (int i = 0; i < mPages.size(); i++) { |
Jason Monk | 9d02a43 | 2016-01-20 16:33:46 -0500 | [diff] [blame] | 236 | changed |= mPages.get(i).updateResources(); |
Jason Monk | caf3762 | 2015-08-18 12:33:50 -0400 | [diff] [blame] | 237 | } |
Jason Monk | 9d02a43 | 2016-01-20 16:33:46 -0500 | [diff] [blame] | 238 | if (changed) { |
Fabian Kozynski | 712ae39 | 2018-09-12 09:11:16 -0400 | [diff] [blame] | 239 | mDistributeTiles = true; |
| 240 | requestLayout(); |
Jason Monk | 9d02a43 | 2016-01-20 16:33:46 -0500 | [diff] [blame] | 241 | } |
| 242 | return changed; |
Jason Monk | caf3762 | 2015-08-18 12:33:50 -0400 | [diff] [blame] | 243 | } |
| 244 | |
| 245 | @Override |
| 246 | protected void onMeasure(int widthMeasureSpec, int heightMeasureSpec) { |
Fabian Kozynski | 712ae39 | 2018-09-12 09:11:16 -0400 | [diff] [blame] | 247 | |
| 248 | final int nTiles = mTiles.size(); |
| 249 | if (MeasureSpec.getMode(heightMeasureSpec) == MeasureSpec.AT_MOST) { |
| 250 | |
| 251 | // Only change the pages if the number of rows or columns (from updateResources) has |
| 252 | // changed or the tiles have changed |
| 253 | if (mPages.get(0).updateMaxRows(heightMeasureSpec, nTiles) || mDistributeTiles) { |
| 254 | mDistributeTiles = false; |
| 255 | distributeTiles(); |
| 256 | } |
| 257 | |
| 258 | final int nRows = mPages.get(0).mRows; |
| 259 | for (int i = 0; i < mPages.size(); i++) { |
| 260 | TilePage t = mPages.get(i); |
| 261 | t.mRows = nRows; |
| 262 | } |
| 263 | } |
| 264 | |
Jason Monk | caf3762 | 2015-08-18 12:33:50 -0400 | [diff] [blame] | 265 | super.onMeasure(widthMeasureSpec, heightMeasureSpec); |
Fabian Kozynski | 712ae39 | 2018-09-12 09:11:16 -0400 | [diff] [blame] | 266 | |
Jason Monk | caf3762 | 2015-08-18 12:33:50 -0400 | [diff] [blame] | 267 | // The ViewPager likes to eat all of the space, instead force it to wrap to the max height |
| 268 | // of the pages. |
| 269 | int maxHeight = 0; |
| 270 | final int N = getChildCount(); |
| 271 | for (int i = 0; i < N; i++) { |
| 272 | int height = getChildAt(i).getMeasuredHeight(); |
| 273 | if (height > maxHeight) { |
| 274 | maxHeight = height; |
| 275 | } |
| 276 | } |
Jason Monk | f13413e | 2017-02-15 15:49:32 -0500 | [diff] [blame] | 277 | setMeasuredDimension(getMeasuredWidth(), maxHeight + getPaddingBottom()); |
Jason Monk | caf3762 | 2015-08-18 12:33:50 -0400 | [diff] [blame] | 278 | } |
| 279 | |
Jason Monk | 8fb7787 | 2016-03-03 16:39:42 -0500 | [diff] [blame] | 280 | public int getColumnCount() { |
| 281 | if (mPages.size() == 0) return 0; |
| 282 | return mPages.get(0).mColumns; |
| 283 | } |
| 284 | |
Fabian Kozynski | 802279f | 2018-09-07 13:44:54 -0400 | [diff] [blame] | 285 | public int getNumVisibleTiles() { |
| 286 | if (mPages.size() == 0) return 0; |
| 287 | TilePage currentPage = mPages.get(getCurrentItem()); |
| 288 | return currentPage.mRecords.size(); |
| 289 | } |
| 290 | |
Amin Shaikh | a07a17b | 2018-02-23 16:02:52 -0500 | [diff] [blame] | 291 | public void startTileReveal(Set<String> tileSpecs, final Runnable postAnimation) { |
Amin Shaikh | 5484d0f | 2018-07-31 10:44:11 -0400 | [diff] [blame] | 292 | if (tileSpecs.isEmpty() || mPages.size() < 2 || getScrollX() != 0 || !beginFakeDrag()) { |
Amin Shaikh | a07a17b | 2018-02-23 16:02:52 -0500 | [diff] [blame] | 293 | // Do not start the reveal animation unless there are tiles to animate, multiple |
| 294 | // TilePages available and the user has not already started dragging. |
| 295 | return; |
| 296 | } |
| 297 | |
| 298 | final int lastPageNumber = mPages.size() - 1; |
| 299 | final TilePage lastPage = mPages.get(lastPageNumber); |
| 300 | final ArrayList<Animator> bounceAnims = new ArrayList<>(); |
| 301 | for (TileRecord tr : lastPage.mRecords) { |
| 302 | if (tileSpecs.contains(tr.tile.getTileSpec())) { |
| 303 | bounceAnims.add(setupBounceAnimator(tr.tileView, bounceAnims.size())); |
| 304 | } |
| 305 | } |
| 306 | |
| 307 | if (bounceAnims.isEmpty()) { |
| 308 | // All tileSpecs are on the first page. Nothing to do. |
| 309 | // TODO: potentially show a bounce animation for first page QS tiles |
Amin Shaikh | 5484d0f | 2018-07-31 10:44:11 -0400 | [diff] [blame] | 310 | endFakeDrag(); |
Amin Shaikh | a07a17b | 2018-02-23 16:02:52 -0500 | [diff] [blame] | 311 | return; |
| 312 | } |
| 313 | |
| 314 | mBounceAnimatorSet = new AnimatorSet(); |
| 315 | mBounceAnimatorSet.playTogether(bounceAnims); |
| 316 | mBounceAnimatorSet.addListener(new AnimatorListenerAdapter() { |
| 317 | @Override |
| 318 | public void onAnimationEnd(Animator animation) { |
| 319 | mBounceAnimatorSet = null; |
| 320 | postAnimation.run(); |
| 321 | } |
| 322 | }); |
Amin Shaikh | 5484d0f | 2018-07-31 10:44:11 -0400 | [diff] [blame] | 323 | setOffscreenPageLimit(lastPageNumber); // Ensure the page to reveal has been inflated. |
| 324 | int dx = getWidth() * lastPageNumber; |
| 325 | mScroller.startScroll(getScrollX(), getScrollY(), isLayoutRtl() ? -dx : dx, 0, |
| 326 | REVEAL_SCROLL_DURATION_MILLIS); |
Amin Shaikh | a07a17b | 2018-02-23 16:02:52 -0500 | [diff] [blame] | 327 | postInvalidateOnAnimation(); |
| 328 | } |
| 329 | |
| 330 | private static Animator setupBounceAnimator(View view, int ordinal) { |
| 331 | view.setAlpha(0f); |
| 332 | view.setScaleX(0f); |
| 333 | view.setScaleY(0f); |
| 334 | ObjectAnimator animator = ObjectAnimator.ofPropertyValuesHolder(view, |
| 335 | PropertyValuesHolder.ofFloat(View.ALPHA, 1), |
| 336 | PropertyValuesHolder.ofFloat(View.SCALE_X, 1), |
| 337 | PropertyValuesHolder.ofFloat(View.SCALE_Y, 1)); |
| 338 | animator.setDuration(BOUNCE_ANIMATION_DURATION); |
| 339 | animator.setStartDelay(ordinal * TILE_ANIMATION_STAGGER_DELAY); |
| 340 | animator.setInterpolator(new OvershootInterpolator(BOUNCE_ANIMATION_TENSION)); |
| 341 | return animator; |
| 342 | } |
| 343 | |
| 344 | private final ViewPager.OnPageChangeListener mOnPageChangeListener = |
| 345 | new ViewPager.SimpleOnPageChangeListener() { |
| 346 | @Override |
| 347 | public void onPageSelected(int position) { |
Amin Shaikh | 4c9048c | 2018-04-20 11:27:46 -0400 | [diff] [blame] | 348 | updateSelected(); |
Amin Shaikh | a07a17b | 2018-02-23 16:02:52 -0500 | [diff] [blame] | 349 | if (mPageIndicator == null) return; |
| 350 | if (mPageListener != null) { |
| 351 | mPageListener.onPageChanged(isLayoutRtl() ? position == mPages.size() - 1 |
| 352 | : position == 0); |
| 353 | } |
| 354 | } |
| 355 | |
| 356 | @Override |
| 357 | public void onPageScrolled(int position, float positionOffset, |
| 358 | int positionOffsetPixels) { |
| 359 | if (mPageIndicator == null) return; |
Rohan Shah | 3090e79 | 2018-04-12 00:01:00 -0400 | [diff] [blame] | 360 | mPageIndicatorPosition = position + positionOffset; |
| 361 | mPageIndicator.setLocation(mPageIndicatorPosition); |
Amin Shaikh | a07a17b | 2018-02-23 16:02:52 -0500 | [diff] [blame] | 362 | if (mPageListener != null) { |
| 363 | mPageListener.onPageChanged(positionOffsetPixels == 0 && |
| 364 | (isLayoutRtl() ? position == mPages.size() - 1 : position == 0)); |
| 365 | } |
| 366 | } |
| 367 | }; |
| 368 | |
Jason Monk | caf3762 | 2015-08-18 12:33:50 -0400 | [diff] [blame] | 369 | public static class TilePage extends TileLayout { |
Fabian Kozynski | 712ae39 | 2018-09-12 09:11:16 -0400 | [diff] [blame] | 370 | |
Jason Monk | caf3762 | 2015-08-18 12:33:50 -0400 | [diff] [blame] | 371 | public TilePage(Context context, AttributeSet attrs) { |
| 372 | super(context, attrs); |
Jason Monk | bd6dbb0 | 2015-09-03 15:46:25 -0400 | [diff] [blame] | 373 | } |
| 374 | |
Jason Monk | bd6dbb0 | 2015-09-03 15:46:25 -0400 | [diff] [blame] | 375 | public boolean isFull() { |
Fabian Kozynski | 712ae39 | 2018-09-12 09:11:16 -0400 | [diff] [blame] | 376 | return mRecords.size() >= mColumns * mRows; |
| 377 | } |
| 378 | |
| 379 | public int maxTiles() { |
| 380 | return mColumns * mRows; |
Jason Monk | caf3762 | 2015-08-18 12:33:50 -0400 | [diff] [blame] | 381 | } |
| 382 | } |
| 383 | |
| 384 | private final PagerAdapter mAdapter = new PagerAdapter() { |
Amin Shaikh | 9978c55 | 2018-03-22 07:24:41 -0400 | [diff] [blame] | 385 | @Override |
Jason Monk | caf3762 | 2015-08-18 12:33:50 -0400 | [diff] [blame] | 386 | public void destroyItem(ViewGroup container, int position, Object object) { |
| 387 | if (DEBUG) Log.d(TAG, "Destantiating " + position); |
Jason Monk | caf3762 | 2015-08-18 12:33:50 -0400 | [diff] [blame] | 388 | container.removeView((View) object); |
Amin Shaikh | 9978c55 | 2018-03-22 07:24:41 -0400 | [diff] [blame] | 389 | updateListening(); |
Jason Monk | caf3762 | 2015-08-18 12:33:50 -0400 | [diff] [blame] | 390 | } |
| 391 | |
Amin Shaikh | 9978c55 | 2018-03-22 07:24:41 -0400 | [diff] [blame] | 392 | @Override |
Jason Monk | caf3762 | 2015-08-18 12:33:50 -0400 | [diff] [blame] | 393 | public Object instantiateItem(ViewGroup container, int position) { |
| 394 | if (DEBUG) Log.d(TAG, "Instantiating " + position); |
Jason Monk | 51fb85a | 2016-03-28 14:06:04 -0400 | [diff] [blame] | 395 | if (isLayoutRtl()) { |
| 396 | position = mPages.size() - 1 - position; |
| 397 | } |
Jason Monk | e4e6930 | 2016-01-20 11:27:15 -0500 | [diff] [blame] | 398 | ViewGroup view = mPages.get(position); |
Amin Shaikh | 53bc083 | 2018-09-17 15:06:18 -0400 | [diff] [blame] | 399 | if (view.getParent() != null) { |
| 400 | container.removeView(view); |
| 401 | } |
Jason Monk | caf3762 | 2015-08-18 12:33:50 -0400 | [diff] [blame] | 402 | container.addView(view); |
Amin Shaikh | 9978c55 | 2018-03-22 07:24:41 -0400 | [diff] [blame] | 403 | updateListening(); |
Jason Monk | caf3762 | 2015-08-18 12:33:50 -0400 | [diff] [blame] | 404 | return view; |
| 405 | } |
| 406 | |
| 407 | @Override |
| 408 | public int getCount() { |
Fabian Kozynski | 712ae39 | 2018-09-12 09:11:16 -0400 | [diff] [blame] | 409 | return mPages.size(); |
Jason Monk | caf3762 | 2015-08-18 12:33:50 -0400 | [diff] [blame] | 410 | } |
| 411 | |
| 412 | @Override |
| 413 | public boolean isViewFromObject(View view, Object object) { |
| 414 | return view == object; |
| 415 | } |
| 416 | }; |
Jason Monk | 162011e | 2016-02-19 08:11:55 -0500 | [diff] [blame] | 417 | |
| 418 | public interface PageListener { |
Jason Monk | 66eaf31 | 2016-02-25 12:29:29 -0500 | [diff] [blame] | 419 | void onPageChanged(boolean isFirst); |
Jason Monk | 162011e | 2016-02-19 08:11:55 -0500 | [diff] [blame] | 420 | } |
Jason Monk | caf3762 | 2015-08-18 12:33:50 -0400 | [diff] [blame] | 421 | } |