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Commit 9764b5e

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codeestXcodeestX
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fix bug
1 parent 9258641 commit 9764b5e

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2 files changed

+105
-49
lines changed

2 files changed

+105
-49
lines changed

‎app/src/main/java/moe/codeest/ecardflowdemo/activity/CardFlowActivity.java‎

Lines changed: 0 additions & 1 deletion
Original file line numberDiff line numberDiff line change
@@ -28,7 +28,6 @@ public class CardFlowActivity extends AppCompatActivity implements PagerFragment
2828
protected void onCreate(Bundle savedInstanceState) {
2929
super.onCreate(savedInstanceState);
3030
setContentView(R.layout.activity_cardflow);
31-
3231
init();
3332
}
3433

‎ecardflow/src/main/java/moe/codeest/ecardflow/ECardFlowLayout.java‎

Lines changed: 105 additions & 48 deletions
Original file line numberDiff line numberDiff line change
@@ -8,6 +8,7 @@
88
import android.graphics.drawable.TransitionDrawable;
99
import android.os.Build;
1010
import android.os.Handler;
11+
import android.os.Message;
1112
import android.renderscript.RSRuntimeException;
1213
import android.support.annotation.Nullable;
1314
import android.support.v4.view.ViewPager;
@@ -32,6 +33,7 @@
3233
public class ECardFlowLayout extends FrameLayout{
3334

3435
private static final int SWITCH_ANIM_TIME = 300;
36+
private static final int MSG_JUDGE_RESET = 100;
3537

3638
private Context mContext;
3739
private ExecutorService mThreadPool;
@@ -124,11 +126,18 @@ public void onPageScrollStateChanged(int state) {
124126
}
125127

126128
private void init() {
127-
128129
mThreadPool = Executors.newCachedThreadPool();
129-
mHandler = new Handler();
130130
mNotifyRunnable = new NotifyRunnable();
131-
131+
mHandler = new Handler(new Handler.Callback() {
132+
@Override
133+
public boolean handleMessage(Message msg) {
134+
if (msg.arg1 == MSG_JUDGE_RESET) {
135+
judgeReset();
136+
return true;
137+
}
138+
return false;
139+
}
140+
});
132141
mBlurImage = new ImageView(mContext);
133142
initImageView(mBlurImage);
134143
mBgImage = new ImageView(mContext);
@@ -146,26 +155,24 @@ private void updateNextRes(final int position) {
146155
recycleBitmap(lastBp);
147156
lastBp = curBp;
148157
curBp = nextBp;
149-
if (mProvider != null) {
150-
mThreadPool.execute(new Runnable() {
151-
@Override
152-
public void run() {
153-
nextBp = mProvider.onProvider(position + 1);
154-
}
155-
});
156-
} else {
157-
throw new RuntimeException("setImageProvider is necessary");
158-
}
159158
if (mBlurImage != null) {
160159
recycleBitmap(lastBlurBp);
161160
lastBlurBp = curBlurBp;
162161
curBlurBp = nextBlurBp;
162+
}
163+
if (mProvider != null) {
163164
mThreadPool.execute(new Runnable() {
164165
@Override
165166
public void run() {
166-
nextBlurBp = blurBitmap(mProvider.onProvider(position + 1));
167+
nextBp = mProvider.onProvider(position + 1);
168+
if (mBlurImage != null) {
169+
nextBlurBp = blurBitmap(mProvider.onProvider(position + 1));
170+
}
171+
sendMsg();
167172
}
168173
});
174+
} else {
175+
throw new RuntimeException("setImageProvider is necessary");
169176
}
170177
}
171178

@@ -174,45 +181,45 @@ private void updateLastRes(final int position) {
174181
recycleBitmap(nextBp);
175182
nextBp = curBp;
176183
curBp = lastBp;
177-
if (mProvider != null) {
178-
mThreadPool.execute(new Runnable() {
179-
@Override
180-
public void run() {
181-
lastBp = mProvider.onProvider(position - 1);
182-
}
183-
});
184-
} else {
185-
throw new RuntimeException("setImageProvider is necessary");
186-
}
187184
if (mBlurImage != null) {
188185
recycleBitmap(nextBlurBp);
189186
nextBlurBp = curBlurBp;
190187
curBlurBp = lastBlurBp;
188+
}
189+
if (mProvider != null) {
191190
mThreadPool.execute(new Runnable() {
192191
@Override
193192
public void run() {
194-
lastBlurBp = blurBitmap(mProvider.onProvider(position - 1));
193+
lastBp = mProvider.onProvider(position - 1);
194+
if (mBlurImage != null) {
195+
lastBlurBp = blurBitmap(mProvider.onProvider(position - 1));
196+
}
197+
sendMsg();
195198
}
196199
});
200+
} else {
201+
throw new RuntimeException("setImageProvider is necessary");
197202
}
198203
}
199204

205+
private void startTrans(int targetPosition, ImageView targetImage, Bitmap startBp, Bitmap endBp) {
206+
if (endBp == null)
207+
endBp = mProvider.onProvider(targetPosition);
208+
TransitionDrawable td = new TransitionDrawable(new Drawable[] {new BitmapDrawable(mContext.getResources(), startBp),
209+
new BitmapDrawable(mContext.getResources(), endBp)});
210+
targetImage.setImageDrawable(td);
211+
td.setCrossFadeEnabled(true);
212+
td.startTransition(mSwitchAnimTime);
213+
}
214+
200215
private void switchBgToNext(final int targetPosition) {
201216
if (isSwitching) {
202217
return;
203218
}
204219
isSwitching = true;
205-
TransitionDrawable td = new TransitionDrawable(new Drawable[] {new BitmapDrawable(mContext.getResources(), curBp),
206-
new BitmapDrawable(mContext.getResources(), nextBp)});
207-
mBgImage.setImageDrawable(td);
208-
td.setCrossFadeEnabled(true);
209-
td.startTransition(mSwitchAnimTime);
220+
startTrans(targetPosition + 1, mBgImage, curBp, nextBp);
210221
if (mBlurImage != null) {
211-
TransitionDrawable tdb = new TransitionDrawable(new Drawable[] {new BitmapDrawable(mContext.getResources(), curBlurBp),
212-
new BitmapDrawable(mContext.getResources(), nextBlurBp)});
213-
mBlurImage.setImageDrawable(tdb);
214-
tdb.setCrossFadeEnabled(true);
215-
tdb.startTransition(mSwitchAnimTime);
222+
startTrans(targetPosition + 1, mBlurImage, curBlurBp, nextBlurBp);
216223
}
217224
mNotifyRunnable.setTarget(targetPosition, true);
218225
mBgImage.postDelayed(mNotifyRunnable, mSwitchAnimTime);
@@ -223,20 +230,58 @@ private void switchBgToLast(final int targetPosition) {
223230
return;
224231
}
225232
isSwitching = true;
233+
startTrans(targetPosition - 1, mBgImage, curBp, lastBp);
234+
if (mBlurImage != null) {
235+
startTrans(targetPosition - 1, mBlurImage, curBlurBp, lastBlurBp);
236+
}
237+
mNotifyRunnable.setTarget(targetPosition, false);
238+
mBgImage.postDelayed(mNotifyRunnable, mSwitchAnimTime);
239+
}
240+
241+
private void jumpBgToTarget(final int targetPosition) {
242+
mCurPosition = targetPosition;
243+
if (isSwitching) {
244+
return;
245+
}
246+
isSwitching = true;
247+
final Bitmap newBitmap = mProvider.onProvider(targetPosition);
226248
TransitionDrawable td = new TransitionDrawable(new Drawable[] {new BitmapDrawable(mContext.getResources(), curBp),
227-
new BitmapDrawable(mContext.getResources(), lastBp)});
249+
new BitmapDrawable(mContext.getResources(), newBitmap)});
228250
mBgImage.setImageDrawable(td);
229251
td.setCrossFadeEnabled(true);
230252
td.startTransition(mSwitchAnimTime);
231253
if (mBlurImage != null) {
232254
TransitionDrawable tdb = new TransitionDrawable(new Drawable[] {new BitmapDrawable(mContext.getResources(), curBlurBp),
233-
new BitmapDrawable(mContext.getResources(), lastBlurBp)});
255+
new BitmapDrawable(mContext.getResources(), blurBitmap(mProvider.onProvider(targetPosition)))});
234256
mBlurImage.setImageDrawable(tdb);
235257
tdb.setCrossFadeEnabled(true);
236258
tdb.startTransition(mSwitchAnimTime);
237259
}
238-
mNotifyRunnable.setTarget(targetPosition, false);
239-
mBgImage.postDelayed(mNotifyRunnable, mSwitchAnimTime);
260+
mBgImage.postDelayed(new Runnable() {
261+
@Override
262+
public void run() {
263+
mThreadPool.execute(new Runnable() {
264+
@Override
265+
public void run() {
266+
recycleBitmap(nextBp);
267+
recycleBitmap(lastBp);
268+
recycleBitmap(curBp);
269+
curBp = newBitmap;
270+
nextBp = mProvider.onProvider(targetPosition + 1);
271+
lastBp = mProvider.onProvider(targetPosition - 1);
272+
if (mBlurImage != null) {
273+
recycleBitmap(nextBlurBp);
274+
recycleBitmap(lastBlurBp);
275+
recycleBitmap(curBlurBp);
276+
curBlurBp = blurBitmap(mProvider.onProvider(targetPosition));
277+
nextBlurBp = blurBitmap(mProvider.onProvider(targetPosition + 1));
278+
lastBlurBp = blurBitmap(mProvider.onProvider(targetPosition - 1));
279+
}
280+
sendMsg();
281+
}
282+
});
283+
}
284+
}, mSwitchAnimTime);
240285
}
241286

242287
private class NotifyRunnable implements Runnable {
@@ -251,21 +296,30 @@ public void run() {
251296
} else {
252297
updateLastRes(targetPosition);
253298
}
254-
isSwitching = false;
255-
judgeReset();
256299
}
257300

258-
public void setTarget(int targetPosition, boolean isNext) {
301+
void setTarget(int targetPosition, boolean isNext) {
259302
this.targetPosition = targetPosition;
260303
this.isNext = isNext;
261304
}
262305
}
263306

307+
private void sendMsg() {
308+
Message msg = new Message();
309+
msg.arg1 = MSG_JUDGE_RESET;
310+
mHandler.sendMessage(msg);
311+
}
312+
264313
private void judgeReset() {
265-
if (mCurPosition > mLastPosition) {
266-
switchBgToLast(mLastPosition);
267-
} else if (mCurPosition < mLastPosition) {
268-
switchBgToNext(mLastPosition);
314+
isSwitching = false;
315+
if (Math.abs(mCurPosition - mLastPosition) <= 1) {
316+
if (mCurPosition > mLastPosition) {
317+
switchBgToLast(mLastPosition);
318+
} else if (mCurPosition < mLastPosition) {
319+
switchBgToNext(mLastPosition);
320+
}
321+
} else {
322+
jumpBgToTarget(mLastPosition);
269323
}
270324
}
271325

@@ -322,6 +376,10 @@ public void setSwitchAnimTime(int switchAnimTime) {
322376
}
323377

324378
public void onDestroy() {
379+
mHandler.removeCallbacksAndMessages(null);
380+
if (!mThreadPool.isShutdown()) {
381+
mThreadPool.shutdown();
382+
}
325383
recycleBitmap(curBp);
326384
recycleBitmap(lastBp);
327385
recycleBitmap(nextBp);
@@ -330,6 +388,5 @@ public void onDestroy() {
330388
recycleBitmap(lastBlurBp);
331389
recycleBitmap(nextBlurBp);
332390
}
333-
mHandler.removeCallbacks(mNotifyRunnable);
334391
}
335-
}
392+
}

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