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Merge pull request #50 from daisuke-nomura/master
reverse layout
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97 changes: 97 additions & 0 deletions
97
...c/main/java/com/lsjwzh/widget/recyclerviewpagerdeomo/ReverseSingleFlingPagerActivity.java
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,97 @@ | ||
| package com.lsjwzh.widget.recyclerviewpagerdeomo; | ||
|
|
||
| import android.support.v7.widget.LinearLayoutManager; | ||
| import android.support.v7.widget.RecyclerView; | ||
| import android.util.Log; | ||
| import android.view.View; | ||
|
|
||
| import com.lsjwzh.widget.recyclerviewpager.RecyclerViewPager; | ||
|
|
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| public class ReverseSingleFlingPagerActivity extends SingleFlingPagerActivity { | ||
| @Override | ||
| protected void initViewPager() { | ||
| mRecyclerView = (RecyclerViewPager)findViewById(R.id.viewpager); | ||
| LinearLayoutManager layout = new LinearLayoutManager(this, LinearLayoutManager.HORIZONTAL, | ||
| true); | ||
| mRecyclerView.setLayoutManager(layout); | ||
| mRecyclerView.setAdapter(new LayoutAdapter(this, mRecyclerView)); | ||
| mRecyclerView.setHasFixedSize(true); | ||
| mRecyclerView.setLongClickable(true); | ||
| mRecyclerView.addOnScrollListener(new RecyclerView.OnScrollListener() { | ||
| @Override | ||
| public void onScrollStateChanged(RecyclerView recyclerView, int scrollState) { | ||
| // updateState(scrollState); | ||
| } | ||
|
|
||
| @Override | ||
| public void onScrolled(RecyclerView recyclerView, int i, int i2) { | ||
| // mPositionText.setText("First: " + mRecyclerViewPager.getFirstVisiblePosition()); | ||
| int childCount = mRecyclerView.getChildCount(); | ||
| int width = mRecyclerView.getChildAt(0).getWidth(); | ||
| int padding = (mRecyclerView.getWidth() - width) / 2; | ||
| // mCountText.setText("Count: " + childCount); | ||
|
|
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| for (int j = 0; j < childCount; j++) { | ||
| View v = recyclerView.getChildAt(j); | ||
| //往左 从 padding 到 -(v.getWidth()-padding) 的过程中，由大到小 | ||
| float rate = 0; | ||
| ; | ||
| if (v.getLeft() <= padding) { | ||
| if (v.getLeft() >= padding - v.getWidth()) { | ||
| rate = (padding - v.getLeft()) * 1f / v.getWidth(); | ||
| } else { | ||
| rate = 1; | ||
| } | ||
| v.setScaleY(1 - rate * 0.1f); | ||
| v.setScaleX(1 - rate * 0.1f); | ||
|
|
||
| } else { | ||
| //往右 从 padding 到 recyclerView.getWidth()-padding 的过程中，由大到小 | ||
| if (v.getLeft() <= recyclerView.getWidth() - padding) { | ||
| rate = (recyclerView.getWidth() - padding - v.getLeft()) * 1f / v.getWidth(); | ||
| } | ||
| v.setScaleY(0.9f + rate * 0.1f); | ||
| v.setScaleX(0.9f + rate * 0.1f); | ||
| } | ||
| } | ||
| } | ||
| }); | ||
| mRecyclerView.addOnPageChangedListener(new RecyclerViewPager.OnPageChangedListener() { | ||
| @Override | ||
| public void OnPageChanged(int oldPosition, int newPosition) { | ||
| Log.d("test", "oldPosition:" + oldPosition + " newPosition:" + newPosition); | ||
| } | ||
| }); | ||
|
|
||
| mRecyclerView.addOnLayoutChangeListener(new View.OnLayoutChangeListener() { | ||
| @Override | ||
| public void onLayoutChange(View v, int left, int top, int right, int bottom, int oldLeft, int oldTop, int oldRight, int oldBottom) { | ||
| if (mRecyclerView.getChildCount() < 3) { | ||
| if (mRecyclerView.getChildAt(1) != null) { | ||
| if (mRecyclerView.getCurrentPosition() == 0) { | ||
| View v1 = mRecyclerView.getChildAt(1); | ||
| v1.setScaleY(0.9f); | ||
| v1.setScaleX(0.9f); | ||
| } else { | ||
| View v1 = mRecyclerView.getChildAt(0); | ||
| v1.setScaleY(0.9f); | ||
| v1.setScaleX(0.9f); | ||
| } | ||
| } | ||
| } else { | ||
| if (mRecyclerView.getChildAt(0) != null) { | ||
| View v0 = mRecyclerView.getChildAt(0); | ||
| v0.setScaleY(0.9f); | ||
| v0.setScaleX(0.9f); | ||
| } | ||
| if (mRecyclerView.getChildAt(2) != null) { | ||
| View v2 = mRecyclerView.getChildAt(2); | ||
| v2.setScaleY(0.9f); | ||
| v2.setScaleX(0.9f); | ||
| } | ||
| } | ||
|
|
||
| } | ||
| }); | ||
| } | ||
| } |
58 changes: 58 additions & 0 deletions
58
app/src/main/java/com/lsjwzh/widget/recyclerviewpagerdeomo/ReverseVerticalPagerActivity.java
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,58 @@ | ||
| package com.lsjwzh.widget.recyclerviewpagerdeomo; | ||
|
|
||
| import android.support.v7.widget.LinearLayoutManager; | ||
| import android.support.v7.widget.RecyclerView; | ||
| import android.view.View; | ||
|
|
||
| import com.lsjwzh.widget.recyclerviewpager.RecyclerViewPager; | ||
|
|
||
| public class ReverseVerticalPagerActivity extends VerticalPagerActivity { | ||
| @Override | ||
| protected void initViewPager() { | ||
| mRecyclerView = (RecyclerViewPager) findViewById(R.id.viewpager); | ||
|
|
||
| LinearLayoutManager layout = new LinearLayoutManager(this, LinearLayoutManager.VERTICAL, | ||
| true); | ||
| mRecyclerView.setTriggerOffset(0.15f); | ||
| mRecyclerView.setFlingFactor(0.25f); | ||
| mRecyclerView.setLayoutManager(layout); | ||
| mRecyclerView.setAdapter(new LayoutAdapter(this, mRecyclerView)); | ||
| mRecyclerView.setHasFixedSize(true); | ||
| mRecyclerView.setLongClickable(true); | ||
|
|
||
| mRecyclerView.setOnScrollListener(new RecyclerView.OnScrollListener() { | ||
| @Override | ||
| public void onScrollStateChanged(RecyclerView recyclerView, int scrollState) { | ||
|
|
||
| } | ||
|
|
||
| @Override | ||
| public void onScrolled(RecyclerView recyclerView, int i, int i2) { | ||
| // mPositionText.setText("First: " + mRecyclerViewPager.getFirstVisiblePosition()); | ||
| int childCount = mRecyclerView.getChildCount(); | ||
| int width = mRecyclerView.getChildAt(0).getWidth(); | ||
| int padding = (mRecyclerView.getWidth() - width) / 2; | ||
|
|
||
| for (int j = 0; j < childCount; j++) { | ||
| View v = recyclerView.getChildAt(j); | ||
| //往左 从 padding 到 -(v.getWidth()-padding) 的过程中，由大到小 | ||
| float rate = 0; | ||
| if (v.getLeft() <= padding) { | ||
| if (v.getLeft() >= padding - v.getWidth()) { | ||
| rate = (padding - v.getLeft()) * 1f / v.getWidth(); | ||
| } else { | ||
| rate = 1; | ||
| } | ||
| v.setScaleY(1 - rate * 0.1f); | ||
| } else { | ||
| //往右 从 padding 到 recyclerView.getWidth()-padding 的过程中，由大到小 | ||
| if (v.getLeft() <= recyclerView.getWidth() - padding) { | ||
| rate = (recyclerView.getWidth() - padding - v.getLeft()) * 1f / v.getWidth(); | ||
| } | ||
| v.setScaleY(0.9f + rate * 0.1f); | ||
| } | ||
| } | ||
| } | ||
| }); | ||
| } | ||
| } |
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