下面列出了怎么用android.widget.ImageSwitcher的API类实例代码及写法，或者点击链接到github查看源代码。
public ViewHolder() {
imageSwitch = (ImageSwitcher) findViewById(R.id.play_theme_custom_image_switch);
container = findViewById(R.id.play_theme_custom_container);
dark = (TextView) findViewById(R.id.play_theme_custom_dark);
white = (TextView) findViewById(R.id.play_theme_custom_white);
blur = (TextView) findViewById(R.id.play_theme_custom_blur);
color = (TextView) findViewById(R.id.play_theme_custom_color);
gradient = (TextView) findViewById(R.id.play_theme_custom_gradient);
mask = (TextView) findViewById(R.id.play_theme_custom_mask);
done = (FloatingActionButton) findViewById(R.id.play_theme_custom_done);
texts = new TextView[]{
dark,
white,
blur,
color,
gradient,
mask
};
}
public void initViews() {
flRootView = (FrameLayout) activity.findViewById(R.id.play_root);
isBg = (ImageSwitcher) activity.findViewById(R.id.play_bg);
isBg.setFactory(new ViewSwitcher.ViewFactory() {
@Override
public View makeView() {
ImageView view = new ImageView(activity);
view.setLayoutParams(new FrameLayout.LayoutParams(
FrameLayout.LayoutParams.MATCH_PARENT,
FrameLayout.LayoutParams.MATCH_PARENT));
view.setScaleType(ImageView.ScaleType.CENTER_CROP);
return view;
}
});
}
private void initViews() {
albumView = (ImageSwitcher) view.findViewById(R.id.play_album_is);
albumView.setFactory(new ViewSwitcher.ViewFactory() {
@Override
public View makeView() {
ImageView imageView = new ImageView(getActivity());
imageView.setLayoutParams(new FrameLayout.LayoutParams(FrameLayout.LayoutParams.MATCH_PARENT, FrameLayout.LayoutParams.MATCH_PARENT));
imageView.setScaleType(ImageView.ScaleType.FIT_CENTER);
int pad = (int) getActivity().getResources().getDimension(R.dimen.play_album_padding);
imageView.setPadding(pad, pad, pad, pad);
return imageView;
}
});
DisplayMetrics metrics = Utils.getMetrics(getActivity());
//专辑图片直径
int size = metrics.widthPixels * 2 / 3;
albumPictureController = new AlbumPictureController(getActivity(), albumView, size);
}
private synchronized static void display(String url, View view, DisplayImageOptions displayImageOptions,
ImageLoadingListener imageLoadingListener, ImageLoadingProgressListener imageLoadingProgressListener) {
try {
if (view instanceof ImageView) {
mImageLoader.displayImage(url, new ImageViewAware((ImageView) view), displayImageOptions,
imageLoadingListener, imageLoadingProgressListener);
} else if (view instanceof ImageSwitcher) {
mImageLoader.displayImage(url, new ImageSwitcherAware(view), displayImageOptions, imageLoadingListener,
imageLoadingProgressListener);
} else {
mImageLoader.displayImage(url, new SimpleViewAware(view), displayImageOptions, imageLoadingListener,
imageLoadingProgressListener);
}
} catch (OutOfMemoryError e1) {
e1.printStackTrace();
} catch (Exception e2) {
e2.printStackTrace();
}
}
@Override
public void onCreate(Bundle savedInstanceState) {
super.onCreate(savedInstanceState);
requestWindowFeature(Window.FEATURE_NO_TITLE);
setContentView(R.layout.image_switcher_1);
mSwitcher = (ImageSwitcher) findViewById(R.id.switcher);
mSwitcher.setFactory(this);
mSwitcher.setInAnimation(AnimationUtils.loadAnimation(this,
android.R.anim.fade_in));
mSwitcher.setOutAnimation(AnimationUtils.loadAnimation(this,
android.R.anim.fade_out));
Gallery g = (Gallery) findViewById(R.id.gallery);
g.setAdapter(new ImageAdapter(this));
g.setOnItemSelectedListener(this);
}
public AlbumPictureController(Context context, final ImageSwitcher view, int size) {
this.view = view;
this.size = size;
this.context = context;
this.cache = new BitmapCache(context, BitmapCache.CACHE_ALBUM_VISUALIZER_IMAGE);
if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.M) {
defaultColor = context.getColor(R.color.default_play_bg_color);
defaultTextColor = context.getColor(R.color.default_play_text_color);
} else if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.M) {
defaultColor = context.getResources().getColor(R.color.default_play_bg_color, null);
defaultTextColor = context.getResources().getColor(R.color.default_play_text_color, null);
} else {
defaultColor = context.getResources().getColor(R.color.default_play_bg_color);
defaultTextColor = context.getResources().getColor(R.color.default_play_text_color);
}
this.bitmapProducer = new BitmapProducer(context);
colors = new int[]{
defaultColor,
defaultTextColor,
defaultColor,
defaultTextColor
};
rotateAnim = ObjectAnimator.ofFloat(0, 360);
rotateAnim.setDuration(45 * 1000);
rotateAnim.setRepeatMode(ValueAnimator.RESTART);
rotateAnim.setRepeatCount(ValueAnimator.INFINITE);
rotateAnim.setInterpolator(new LinearInterpolator());
rotateAnim.addUpdateListener(new ValueAnimator.AnimatorUpdateListener() {
@Override
public void onAnimationUpdate(ValueAnimator animation) {
float value = (float) animation.getAnimatedValue();
view.getCurrentView().setRotation(value);
}
});
}
protected void updateImageSwitcher(final ImageSwitcher view, final Drawable img)
{
view.post(new Runnable()
{
public void run()
{
view.setImageDrawable(img);
}
});
}
private void clearIcons()
{
for (ImageSwitcher imageSwitcher : imageSwitcherList)
{
updateImageSwitcher(imageSwitcher, null);
}
}
private void updateImageSwitcher(final ImageSwitcher imageSwitcher, final Drawable drawable)
{
imageSwitcher.post(new Runnable()
{
public void run()
{
imageSwitcher.setImageDrawable(drawable);
}
});
}
/**
* 得到url对应的硬盘缓存数据(url没有加七牛的信息)
*
* @param url 原始的url
* @param view 原始的url显示的控件，这个控件是用来计算宽高用的
* @return
*/
public static String getDiskCachePath(String url, View view) {
ImageAware aware;
if (view instanceof ImageView) {
aware = new ImageViewAware((ImageView) view);
} else if (view instanceof ImageSwitcher) {
aware = new ImageSwitcherAware(view);
} else {
aware = new SimpleViewAware(view);
}
return getDiskCachePath(url, aware.getWidth(), aware.getHeight());
}
@Override
public void onCreate(Bundle savedInstanceState) {
super.onCreate(savedInstanceState);
setContentView(R.layout.main);
mTextSwitcher = (TextSwitcher) findViewById(R.id.textSwitcher);
mTextSwitcher.setFactory(new ViewSwitcher.ViewFactory() {
@Override
public View makeView() {
TextView textView = new TextView(MainActivity.this);
textView.setTextSize(18);
textView.setGravity(Gravity.CENTER);
return textView;
}
});
mTextSwitcher.setInAnimation(this, android.R.anim.fade_in);
mTextSwitcher.setOutAnimation(this, android.R.anim.fade_out);
mImageSwitcher = (ImageSwitcher) findViewById(R.id.imageSwitcher);
mImageSwitcher.setFactory(new ViewSwitcher.ViewFactory() {
@Override
public View makeView() {
ImageView imageView = new ImageView(MainActivity.this);
return imageView;
}
});
mImageSwitcher.setInAnimation(this, android.R.anim.slide_in_left);
mImageSwitcher.setOutAnimation(this, android.R.anim.slide_out_right);
onSwitch(null);
}
private void initViews() {
mPhoto = (ImageView) findViewById(R.id.id_photo);
mGetImage = (ImageButton) findViewById(R.id.id_getImage);
mDetect = (TextView) findViewById(R.id.id_detect);
// mTip = (TextView) findViewById(R.id.id_tip);
mWaitting = findViewById(R.id.id_waiting);
gallery = (Gallery) findViewById(R.id.id_gallery);
imageSwitcher = (ImageSwitcher) findViewById(R.id.id_imageSwitcher);
scrollView = (ScrollView) findViewById(R.id.scrollView1);
scrollView.setVerticalScrollBarEnabled(false);
}
@Override
public View makeView()
{
final ImageView imageView = new ImageView(this);
imageView.setBackgroundColor(0xff000000);
// imageView.setScaleType(ImageView.ScaleType.CENTER_CROP);
// FIXME:提供外层进行设置,或者是提供设置.
// imageView.setScaleType(ImageView.ScaleType.FIT_XY);
// imageView.setScaleType(ImageView.ScaleType.CENTER_CROP);
// imageView.setLayoutParams(new ImageSwitcher.LayoutParams(LayoutParams.MATCH_PARENT, LayoutParams.MATCH_PARENT));
imageView.setLayoutParams(new ImageSwitcher.LayoutParams(LayoutParams.MATCH_PARENT, LayoutParams.MATCH_PARENT));
return imageView;
}
@Override
public void setImageDrawable(Drawable drawable, boolean animate) {
View view = getView();
if (view == null) {
return;
}
ImageSwitcher imageSwitcher = (ImageSwitcher) view;
if (animate) {
imageSwitcher.setImageDrawable(drawable);
} else {
ImageView curr = (ImageView) imageSwitcher.getCurrentView();
curr.setImageDrawable(drawable);
}
}
public View makeView() {
ImageView i = new ImageView(this);
i.setBackgroundColor(0xFF000000);
i.setScaleType(ImageView.ScaleType.FIT_CENTER);
i.setLayoutParams(new ImageSwitcher.LayoutParams(LayoutParams.MATCH_PARENT,
LayoutParams.MATCH_PARENT));
return i;
}
public View makeView() {
ImageView iView = new ImageView(this);
iView.setScaleType(ImageView.ScaleType.FIT_CENTER);
iView.setLayoutParams(new ImageSwitcher.LayoutParams(
LayoutParams.FILL_PARENT, LayoutParams.FILL_PARENT));
return iView;
}
@AfterViews
protected void initialize() {
setMinimumHeight(minHeight);
plusDrawable.mutate().setColorFilter(plusColor, PorterDuff.Mode.SRC_ATOP);
minusDrawable.mutate().setColorFilter(minusColor, PorterDuff.Mode.SRC_ATOP);
requestId = EDIT_AMOUNT_REQUEST.incrementAndGet();
signSwitcher.setFactory(() -> {
ImageView v = new ImageView(getContext());
v.setScaleType(ImageView.ScaleType.FIT_CENTER);
v.setLayoutParams(new ImageSwitcher.LayoutParams(
LayoutParams.MATCH_PARENT, LayoutParams.MATCH_PARENT));
return v;
});
signSwitcher.setImageDrawable(minusDrawable);
primary.setKeyListener(keyListener);
primary.addTextChangedListener(textWatcher);
primary.setOnFocusChangeListener(selectAllOnFocusListener);
secondary.setKeyListener(new DigitsKeyListener(false, false) {
@Override
public boolean onKeyDown(View view, Editable content, int keyCode, KeyEvent event) {
if (keyCode == KeyEvent.KEYCODE_DEL) {
if (content.length() == 0) {
primary.requestFocus();
int pos = primary.getText().length();
primary.setSelection(pos, pos);
return true;
}
}
return super.onKeyDown(view, content, keyCode, event);
}
@Override
public int getInputType() {
return InputType.TYPE_CLASS_PHONE;
}
});
secondary.addTextChangedListener(textWatcher);
secondary.setOnFocusChangeListener(selectAllOnFocusListener);
if (!MyPreferences.isEnterCurrencyDecimalPlaces(getContext())) {
secondary.setVisibility(GONE);
delimiter.setVisibility(GONE);
}
}
private void buildLayout(final Context context, final int fade)
{
if(options.layout.get() == null)
{
Log.e("layout not set, cannot render visual feedback");
return;
}
Handler handler = new Handler(context.getMainLooper());
handler.post(new Runnable()
{
@Override
public void run()
{
TableLayout table = options.layout.get();
table.setStretchAllColumns(true);
activity = getActivity(table);
if(activity == null)
Log.w("unable to get activity from layout");
int rows = ((VisualAction) action).icons.length;
img = new ImageSwitcher[rows];
//if this is the first visual class, init rows
if (table.getChildCount() == 0)
for(int i = 0; i < rows; ++i)
table.addView(new TableRow(context), i);
for(int i = 0; i < rows; ++i)
{
TableRow tr = (TableRow) table.getChildAt(i);
tr.setLayoutParams(new TableRow.LayoutParams(TableRow.LayoutParams.MATCH_PARENT, TableRow.LayoutParams.MATCH_PARENT, 1f));
//if the image switcher has already been initialized by a class on previous level
if(tr.getChildAt(position) != null)
{
img[i] = (ImageSwitcher)tr.getChildAt(position);
}
else
{
img[i] = new ImageSwitcher(context);
img[i].setLayoutParams(new TableRow.LayoutParams(TableRow.LayoutParams.MATCH_PARENT, TableRow.LayoutParams.MATCH_PARENT, 1f));
Animation in = AnimationUtils.loadAnimation(context, android.R.anim.fade_in);
in.setDuration(fade);
Animation out = AnimationUtils.loadAnimation(context, android.R.anim.fade_out);
out.setDuration(fade);
img[i].setInAnimation(in);
img[i].setOutAnimation(out);
img[i].setFactory(new ViewSwitcher.ViewFactory() {
@Override
public View makeView() {
ImageView imageView = new ImageView(context);
imageView.setLayoutParams(new ImageSwitcher.LayoutParams(ImageSwitcher.LayoutParams.MATCH_PARENT, ImageSwitcher.LayoutParams.MATCH_PARENT));
return imageView;
}
});
tr.addView(img[i], position);
}
}
isSetup = true;
//init view
updateIcons(new Drawable[]{null, null});
updateBrightness(defBrightness);
}
});
}
private void buildLayout()
{
if (options.layout.get() == null)
{
Log.e("layout not set, cannot render visual feedback");
return;
}
Handler handler = new Handler(activity.getMainLooper());
handler.post(new Runnable()
{
@Override
public void run()
{
TableLayout table = options.layout.get();
table.setStretchAllColumns(true);
if (table.getChildCount() < iconList.size())
{
for (int i = table.getChildCount(); i < iconList.size(); ++i)
{
table.addView(new TableRow(activity), i);
}
}
for (int i = 0; i < iconList.size(); ++i)
{
TableRow tr = (TableRow) table.getChildAt(i);
tr.setLayoutParams(new TableRow.LayoutParams(TableRow.LayoutParams.MATCH_PARENT, TableRow.LayoutParams.MATCH_PARENT, 1f));
//if the image switcher has already been initialized by a class on previous level
if (tr.getChildAt(options.position.get()) instanceof ImageSwitcher)
{
imageSwitcherList.add((ImageSwitcher) tr.getChildAt(options.position.get()));
}
else
{
ImageSwitcher imageSwitcher = new ImageSwitcher(activity);
imageSwitcher.setLayoutParams(new TableRow.LayoutParams(TableRow.LayoutParams.MATCH_PARENT, TableRow.LayoutParams.MATCH_PARENT, 1f));
Animation in = AnimationUtils.loadAnimation(activity, android.R.anim.fade_in);
in.setDuration(options.fade.get());
Animation out = AnimationUtils.loadAnimation(activity, android.R.anim.fade_out);
out.setDuration(options.fade.get());
imageSwitcher.setInAnimation(in);
imageSwitcher.setOutAnimation(out);
imageSwitcher.setFactory(new ViewSwitcher.ViewFactory()
{
@Override
public View makeView()
{
ImageView imageView = new ImageView(activity);
imageView.setLayoutParams(new ImageSwitcher.LayoutParams(ImageSwitcher.LayoutParams.MATCH_PARENT, ImageSwitcher.LayoutParams.MATCH_PARENT));
return imageView;
}
});
// Fill with empty views to match position
for (int columnCount = 0; columnCount <= options.position.get(); columnCount++)
{
if (tr.getChildAt(columnCount) == null)
{
tr.addView(new View(activity), columnCount);
}
}
tr.removeViewAt(options.position.get());
tr.addView(imageSwitcher, options.position.get());
imageSwitcherList.add(imageSwitcher);
}
}
}
});
}
protected void setImageDrawableInto(Drawable drawable, View view) {
((ImageSwitcher) view).setImageDrawable(drawable);
}
protected void setImageBitmapInto(Bitmap bitmap, View view) {
((ImageSwitcher) view).setImageDrawable(new BitmapDrawable(view.getResources(), bitmap));
}
public static BaseDSL.ViewClassResult imageSwitcher() {
return BaseDSL.v(ImageSwitcher.class);
}
public static Void imageSwitcher(Anvil.Renderable r) {
return BaseDSL.v(ImageSwitcher.class, r);
}
public static BaseDSL.ViewClassResult imageSwitcher() {
return BaseDSL.v(ImageSwitcher.class);
}
public static Void imageSwitcher(Anvil.Renderable r) {
return BaseDSL.v(ImageSwitcher.class, r);
}
private void setupVariables() {
layout = (LinearLayout) findViewById(R.id.parentLayout);
tvMoney = (TextView) findViewById(R.id.tvMoney);
tvHighestScore = (TextView) findViewById(R.id.tvHighest);
tvDealerScore = (TextView) findViewById(R.id.tvDealer);
tvYourScore = (TextView) findViewById(R.id.tvYou);
tvBet = (TextView) findViewById(R.id.tvBet);
ivDealerCard1 = (ImageSwitcher) findViewById(R.id.ivDealerCard1);
ivDealerCard2 = (ImageSwitcher) findViewById(R.id.ivDealerCard2);
ivDealerCard3 = (ImageSwitcher) findViewById(R.id.ivDealerCard3);
ivDealerCard4 = (ImageSwitcher) findViewById(R.id.ivDealerCard4);
ivDealerCard5 = (ImageSwitcher) findViewById(R.id.ivDealerCard5);
ivYourCard1 = (ImageSwitcher) findViewById(R.id.ivYourCard1);
ivYourCard2 = (ImageSwitcher) findViewById(R.id.ivYourCard2);
ivYourCard3 = (ImageSwitcher) findViewById(R.id.ivYourCard3);
ivYourCard4 = (ImageSwitcher) findViewById(R.id.ivYourCard4);
ivYourCard5 = (ImageSwitcher) findViewById(R.id.ivYourCard5);
ivSplitCard1 = (ImageSwitcher) findViewById(R.id.ivSplitCard1);
ivSplitCard2 = (ImageSwitcher) findViewById(R.id.ivSplitCard2);
ivSplitCard3 = (ImageSwitcher) findViewById(R.id.ivSplitCard3);
ivSplitCard4 = (ImageSwitcher) findViewById(R.id.ivSplitCard4);
ivSplitCard5 = (ImageSwitcher) findViewById(R.id.ivSplitCard5);
btnHit = (Button) findViewById(R.id.btnHit);
btnStand = (Button) findViewById(R.id.btnStand);
btnSurrender = (Button) findViewById(R.id.btnSurrender);
btnHit.setOnClickListener(this);
btnStand.setOnClickListener(this);
btnSurrender.setOnClickListener(this);
btnPlaceBet = (Button) findViewById(R.id.btnPlaceBet);
btnPlaceBet.setOnClickListener(this);
Button btnExit = (Button) findViewById(R.id.btnExit);
btnExit.setOnClickListener(this);
Button btnHelp = (Button) findViewById(R.id.btnHelp);
btnHelp.setOnClickListener(this);
btnChallenge = (Button)findViewById(R.id.btnChallenge);
btnChallenge.setOnClickListener(this);
sbBetAmount = (SeekBar) findViewById(R.id.sbBetAmount);
sbBetAmount.setOnSeekBarChangeListener(this);
challengeString[0] = getString(R.string.challengePt1);
challengeString[1] = getString(R.string.challengePt2);
challengeString[2] = getString(R.string.challengePt3);
}