1212import android .view .ViewGroup ;
1313import android .view .animation .AccelerateInterpolator ;
1414import android .view .animation .DecelerateInterpolator ;
15- import android .widget .FrameLayout ;
1615import android .widget .ImageView ;
16+ import android .widget .LinearLayout ;
1717import android .widget .TextView ;
1818
1919import com .mingle .shapeloading .R ;
2020import com .nineoldandroids .animation .Animator ;
2121import com .nineoldandroids .animation .AnimatorSet ;
2222import com .nineoldandroids .animation .ObjectAnimator ;
23+ import com .nineoldandroids .view .ViewHelper ;
2324
2425
2526/**
2627 * Created by zzz40500 on 15/4/6.
2728 */
28- public class LoadingView extends FrameLayout {
29+ public class LoadingView extends LinearLayout {
2930
3031 private static final int ANIMATION_DURATION = 500 ;
3132
33+ private static final float FACTOR = 1.2f ;
34+
3235 private static float mDistance = 200 ;
3336
3437 private ShapeLoadingView mShapeLoadingView ;
@@ -42,27 +45,23 @@ public class LoadingView extends FrameLayout {
4245 private AnimatorSet mUpAnimatorSet ;
4346 private AnimatorSet mDownAnimatorSet ;
4447
48+ private boolean mStopped = false ;
49+
50+ private int mDelay ;
51+
4552 public LoadingView (Context context ) {
4653 super (context );
54+ init (context , null );
4755 }
4856
4957 public LoadingView (Context context , AttributeSet attrs ) {
50- super (context , attrs , 0 );
58+ super (context , attrs );
5159 init (context , attrs );
5260
5361 }
5462
55- private void init (Context context , AttributeSet attrs ) {
56-
57- TypedArray typedArray = context
58- .obtainStyledAttributes (attrs , R .styleable .LoadingView );
59- mLoadText = typedArray .getString (R .styleable .LoadingView_loadingText );
60- mTextAppearance = typedArray .getResourceId (R .styleable .LoadingView_loadingTextAppearance , -1 );
61-
62- typedArray .recycle ();
63- }
64-
6563
64+ @ TargetApi (Build .VERSION_CODES .HONEYCOMB )
6665 public LoadingView (Context context , AttributeSet attrs , int defStyleAttr ) {
6766 super (context , attrs , defStyleAttr );
6867 init (context , attrs );
@@ -74,46 +73,53 @@ public LoadingView(Context context, AttributeSet attrs, int defStyleAttr, int de
7473 init (context , attrs );
7574 }
7675
77- public int dip2px (float dipValue ) {
78- final float scale = getContext ().getResources ().getDisplayMetrics ().density ;
76+ private void init (Context context , AttributeSet attrs ) {
77+
78+ setOrientation (VERTICAL );
79+ mDistance = dip2px (context , 54f );
80+ LayoutInflater .from (context ).inflate (R .layout .load_view , this , true );
81+ mShapeLoadingView = (ShapeLoadingView ) findViewById (R .id .shapeLoadingView );
82+ mIndicationIm = (ImageView ) findViewById (R .id .indication );
83+ mLoadTextView = (TextView ) findViewById (R .id .promptTV );
84+ ViewHelper .setScaleX (mIndicationIm , 0.2f );
85+
86+ TypedArray typedArray = context .obtainStyledAttributes (attrs , R .styleable .LoadingView );
87+ String loadText = typedArray .getString (R .styleable .LoadingView_loadingText );
88+ int textAppearance = typedArray .getResourceId (R .styleable .LoadingView_loadingText , -1 );
89+ mDelay = typedArray .getInteger (R .styleable .LoadingView_delay , 80 );
90+ typedArray .recycle ();
91+
92+ if (textAppearance != -1 ) {
93+ if (Build .VERSION .SDK_INT >= Build .VERSION_CODES .M ) {
94+ mLoadTextView .setTextAppearance (textAppearance );
95+ } else {
96+ mLoadTextView .setTextAppearance (getContext (), textAppearance );
97+ }
98+ }
99+ setLoadingText (loadText );
100+ }
101+
102+ private int dip2px (Context context , float dipValue ) {
103+ final float scale = context .getResources ().getDisplayMetrics ().density ;
79104 return (int ) (dipValue * scale + 0.5f );
80105 }
81106
82107
83108 @ Override
84109 protected void onFinishInflate () {
85110 super .onFinishInflate ();
86-
87- View view = LayoutInflater .from (getContext ()).inflate (R .layout .load_view , null );
88-
89- mDistance = dip2px (54f );
90-
91- LayoutParams layoutParams = new LayoutParams (ViewGroup .LayoutParams .WRAP_CONTENT , ViewGroup .LayoutParams .WRAP_CONTENT );
92-
93- layoutParams .gravity = Gravity .CENTER ;
94-
95- mShapeLoadingView = (ShapeLoadingView ) view .findViewById (R .id .shapeLoadingView );
96-
97- mIndicationIm = (ImageView ) view .findViewById (R .id .indication );
98- mLoadTextView = (TextView ) view .findViewById (R .id .promptTV );
99-
100- if (mTextAppearance != -1 ) {
101- mLoadTextView .setTextAppearance (getContext (), mTextAppearance );
111+ if (getVisibility () == VISIBLE ) {
112+ startLoading (mDelay );
102113 }
103- setLoadingText (mLoadText );
104-
105- addView (view , layoutParams );
106-
107-
108- startLoading (900 );
109114 }
110115
111-
112- private AnimatorSet mAnimatorSet = null ;
113-
114116 private Runnable mFreeFallRunnable = new Runnable () {
115117 @ Override
116118 public void run () {
119+ ViewHelper .setRotation (mShapeLoadingView , 180f );
120+ ViewHelper .setTranslationY (mShapeLoadingView , 0f );
121+ ViewHelper .setScaleX (mIndicationIm , 0.2f );
122+ mStopped = false ;
117123 freeFall ();
118124 }
119125 };
@@ -137,12 +143,7 @@ protected void onDetachedFromWindow() {
137143 }
138144
139145 private void stopLoading () {
140- if (mAnimatorSet != null ) {
141- if (mAnimatorSet .isRunning ()) {
142- mAnimatorSet .cancel ();
143- }
144- mAnimatorSet = null ;
145- }
146+ mStopped = true ;
146147 if (mUpAnimatorSet != null ) {
147148 if (mUpAnimatorSet .isRunning ()) {
148149 mUpAnimatorSet .cancel ();
@@ -151,6 +152,7 @@ private void stopLoading() {
151152 for (Animator animator : mUpAnimatorSet .getChildAnimations ()) {
152153 animator .removeAllListeners ();
153154 }
155+ mUpAnimatorSet = null ;
154156 }
155157 if (mDownAnimatorSet != null ) {
156158 if (mDownAnimatorSet .isRunning ()) {
@@ -160,23 +162,34 @@ private void stopLoading() {
160162 for (Animator animator : mDownAnimatorSet .getChildAnimations ()) {
161163 animator .removeAllListeners ();
162164 }
165+ mDownAnimatorSet = null ;
163166 }
164167 this .removeCallbacks (mFreeFallRunnable );
165168 }
166169
167170 @ Override
168171 public void setVisibility (int visibility ) {
172+ this .setVisibility (visibility , mDelay );
173+ }
174+
175+ public void setVisibility (int visibility , int delay ) {
169176 super .setVisibility (visibility );
170177 if (visibility == View .VISIBLE ) {
171- startLoading (200 );
178+ startLoading (delay );
172179 } else {
173180 stopLoading ();
174181 }
175182 }
176183
177- public void setLoadingText (CharSequence loadingText ) {
184+ public void setDelay (int delay ) {
185+ mDelay = delay ;
186+ }
178187
188+ public int getDelay () {
189+ return mDelay ;
190+ }
179191
192+ public void setLoadingText (CharSequence loadingText ) {
180193 if (TextUtils .isEmpty (loadingText )) {
181194 mLoadTextView .setVisibility (GONE );
182195 } else {
@@ -186,20 +199,24 @@ public void setLoadingText(CharSequence loadingText) {
186199 mLoadTextView .setText (loadingText );
187200 }
188201
202+ public CharSequence getLoadingText (){
203+ return mLoadTextView .getText ();
204+ }
205+
189206 /**
190207 * 上抛
191208 */
192209 public void upThrow () {
193210
194211 if (mUpAnimatorSet == null ) {
195212 ObjectAnimator objectAnimator = ObjectAnimator .ofFloat (mShapeLoadingView , "translationY" , mDistance , 0 );
196- ObjectAnimator scaleIndication = ObjectAnimator .ofFloat (mIndicationIm , "scaleX" , 0.2f , 1 );
213+ ObjectAnimator scaleIndication = ObjectAnimator .ofFloat (mIndicationIm , "scaleX" , 1f , 0.2f );
197214
198215 ObjectAnimator objectAnimator1 = null ;
199216 switch (mShapeLoadingView .getShape ()) {
200217 case SHAPE_RECT :
201218
202- objectAnimator1 = ObjectAnimator .ofFloat (mShapeLoadingView , "rotation" , 0 , - 120 );
219+ objectAnimator1 = ObjectAnimator .ofFloat (mShapeLoadingView , "rotation" , 0 , 180 );
203220
204221 break ;
205222 case SHAPE_CIRCLE :
@@ -213,14 +230,12 @@ public void upThrow() {
213230 break ;
214231 }
215232
216- objectAnimator .setDuration (ANIMATION_DURATION );
217- objectAnimator1 .setDuration (ANIMATION_DURATION );
218- objectAnimator .setInterpolator (new DecelerateInterpolator (factor ));
219- objectAnimator1 .setInterpolator (new DecelerateInterpolator (factor ));
220233 mUpAnimatorSet = new AnimatorSet ();
221- mUpAnimatorSet .setDuration (ANIMATION_DURATION );
222234 mUpAnimatorSet .playTogether (objectAnimator , objectAnimator1 , scaleIndication );
223235
236+ mUpAnimatorSet .setDuration (ANIMATION_DURATION );
237+ mUpAnimatorSet .setInterpolator (new DecelerateInterpolator (FACTOR ));
238+
224239 mUpAnimatorSet .addListener (new Animator .AnimatorListener () {
225240 @ Override
226241 public void onAnimationStart (Animator animation ) {
@@ -229,7 +244,9 @@ public void onAnimationStart(Animator animation) {
229244
230245 @ Override
231246 public void onAnimationEnd (Animator animation ) {
232- freeFall ();
247+ if (!mStopped ) {
248+ freeFall ();
249+ }
233250
234251 }
235252
@@ -249,22 +266,19 @@ public void onAnimationRepeat(Animator animation) {
249266
250267 }
251268
252- public float factor = 1.2f ;
253-
254269 /**
255270 * 下落
256271 */
257272 public void freeFall () {
258273
259274 if (mDownAnimatorSet == null ) {
260275 ObjectAnimator objectAnimator = ObjectAnimator .ofFloat (mShapeLoadingView , "translationY" , 0 , mDistance );
261- ObjectAnimator scaleIndication = ObjectAnimator .ofFloat (mIndicationIm , "scaleX" , 1 , 0.2f );
276+ ObjectAnimator scaleIndication = ObjectAnimator .ofFloat (mIndicationIm , "scaleX" , 0.2f , 1f );
262277
263- objectAnimator .setDuration (ANIMATION_DURATION );
264- objectAnimator .setInterpolator (new AccelerateInterpolator (factor ));
265278 mDownAnimatorSet = new AnimatorSet ();
266- mDownAnimatorSet .setDuration (ANIMATION_DURATION );
267279 mDownAnimatorSet .playTogether (objectAnimator , scaleIndication );
280+ mDownAnimatorSet .setDuration (ANIMATION_DURATION );
281+ mDownAnimatorSet .setInterpolator (new AccelerateInterpolator (FACTOR ));
268282 mDownAnimatorSet .addListener (new Animator .AnimatorListener () {
269283 @ Override
270284 public void onAnimationStart (Animator animation ) {
@@ -273,9 +287,10 @@ public void onAnimationStart(Animator animation) {
273287
274288 @ Override
275289 public void onAnimationEnd (Animator animation ) {
276-
277- mShapeLoadingView .changeShape ();
278- upThrow ();
290+ if (!mStopped ) {
291+ mShapeLoadingView .changeShape ();
292+ upThrow ();
293+ }
279294 }
280295
281296 @ Override
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