下面列出了android.widget.TextView#setShadowLayer ( ) 实例代码，或者点击链接到github查看源代码，也可以在右侧发表评论。
/**
* Constructor for ViewHolder.
*
* @param rootView The View bound to the Row.
*/
public ViewHolder(View rootView) {
super(rootView);
mTitle = (TextView) rootView.findViewById(R.id.fdTitle);
mTitle.setShadowLayer(5, 5, 5, Color.BLACK);
mInfoTitle1 = (TextView) rootView.findViewById(R.id.infoTitle1);
mInfoTitle2 = (TextView) rootView.findViewById(R.id.infoTitle2);
mInfoTitle3 = (TextView) rootView.findViewById(R.id.infoTitle3);
mInfoValue1 = (TextView) rootView.findViewById(R.id.infoValue1);
mInfoValue2 = (TextView) rootView.findViewById(R.id.infoValue2);
mInfoValue3 = (TextView) rootView.findViewById(R.id.infoValue3);
mLeftFrame = (RelativeLayout) rootView.findViewById(R.id.leftFrame);
mGenreRow = (FlexboxLayout) rootView.findViewById(R.id.fdGenreRow);
mInfoRow = (LinearLayout)rootView.findViewById(R.id.fdMainInfoRow);
mPoster = (ImageView) rootView.findViewById(R.id.mainImage);
//mStudioImage = (ImageView) rootView.findViewById(R.id.studioImage);
mButtonRow = (LinearLayout) rootView.findViewById(R.id.fdButtonRow);
mSummary = (TextView) rootView.findViewById(R.id.fdSummaryText);
}
/**
* Initialize UI elements
*
*/
private void setupApp() {
setContentView(R.layout.main);
if (!mSpoofer.requirementsCheck()) {
Toast.makeText(getApplicationContext(), mSpoofer.getSetupErrorMsg(), Toast.LENGTH_LONG).show();
finish();
}
mSocketManager = SocketManager.getInstance(mSpoofer);
mMainLayout = (LinearLayout) findViewById(R.id.MainLayout);
mDeviceSpinner = (Spinner) findViewById(R.id.DeviceSpinner);
mStatusTextView = (TextView) findViewById(R.id.StatusTextView);
mStatusTextView.setShadowLayer(6, 0f, 0f, Color.BLACK);
}
public void updateUI() {
this.recoAppName.setText(this.mrecoApp.getName());
String[] split = this.mrecoApp.getDesc().split("/");
if (split.length == 2) {
this.reco_desp.setPadding(0, 0, 0, 60);
}
for (CharSequence text : split) {
TextView tv = new TextView(this);
tv.setLayoutParams(new LayoutParams(-1, -1, 1.0f));
tv.setShadowLayer(3.0f, 3.0f, 1.0f, 2131493090);
tv.setTextColor(-1);
tv.setGravity(1);
tv.setText(text);
tv.setTextSize(18.0f);
this.reco_desp.addView(tv);
}
}
private void a()
{
b = new TextView(TaskGuide.m(a));
b.setTextColor(Color.rgb(255, 255, 255));
b.setTextSize(15F);
b.setShadowLayer(1.0F, 1.0F, 1.0F, Color.rgb(242, 211, 199));
b.setGravity(3);
b.setEllipsize(android.text.TextUtils.TruncateAt.END);
b.setIncludeFontPadding(false);
b.setSingleLine(true);
android.widget.LinearLayout.LayoutParams layoutparams = new android.widget.LinearLayout.LayoutParams(0, -2);
layoutparams.weight = 1.0F;
layoutparams.leftMargin = TaskGuide.d(a, 4);
addView(b, layoutparams);
c = new Button(TaskGuide.n(a));
c.setPadding(0, 0, 0, 0);
c.setTextSize(16F);
c.setTextColor(Color.rgb(255, 255, 255));
c.setShadowLayer(1.0F, 1.0F, 1.0F, Color.rgb(242, 211, 199));
c.setIncludeFontPadding(false);
c.setOnClickListener(new B(a, d.a));
android.widget.LinearLayout.LayoutParams layoutparams1 = new android.widget.LinearLayout.LayoutParams(TaskGuide.d(a, TaskGuide.a()), TaskGuide.d(a, TaskGuide.c()));
layoutparams1.leftMargin = TaskGuide.d(a, 2);
layoutparams1.rightMargin = TaskGuide.d(a, 8);
addView(c, layoutparams1);
}
@Override
public View getView (int position, View view, ViewGroup parent)
{
LensSearchResult result = this.getItem (position);
if (view == null)
view = LayoutInflater.from (this.getContext ()).inflate (R.layout.widget_dash_lens_result, parent, false);
TextView tvLabel = (TextView) view.findViewById (R.id.tvLabel);
ImageView imgIcon = (ImageView) view.findViewById (R.id.imgIcon);
tvLabel.setText (result.getName ());
tvLabel.setTextColor (view.getResources ().getColor (HomeActivity.theme.dash_applauncher_text_colour));
tvLabel.setShadowLayer (5, 2, 2, view.getResources ().getColor (HomeActivity.theme.dash_applauncher_text_shadow_colour));
imgIcon.setImageDrawable (result.getIcon ());
final int width = this.iconWidth;
final int height = width;
view.setLayoutParams(new LinearLayout.LayoutParams(width, height));
view.setTag (result);
return view;
}
@Override
public boolean onHover(View view, MotionEvent event) {
int position = (int)view.getTag(R.string.position_tag);
if (!isEnabled(position)) {
return false;
}
if (mItems.size() <= position) {
return false;
}
MenuItem item = mItems.get(position);
if (item.mCallback == null) {
return false;
}
TextView label = view.findViewById(R.id.listItemText);
switch (event.getActionMasked()) {
case MotionEvent.ACTION_HOVER_ENTER:
label.setShadowLayer(label.getShadowRadius(), label.getShadowDx(), label.getShadowDy(), mContext.getColor(R.color.text_shadow_light));
return false;
case MotionEvent.ACTION_HOVER_EXIT:
label.setShadowLayer(label.getShadowRadius(), label.getShadowDx(), label.getShadowDy(), mContext.getColor(R.color.text_shadow));
return false;
}
return false;
}
private TextView getAttributionOverlay(Context context) {
attributionOverlay = new TextView(context);
attributionOverlay.setText(Html.fromHtml("© <a href=\"https://www.openstreetmap.org/copyright\">OpenStreetMap</a> contributors"));
attributionOverlay.setShadowLayer(1, -1, -1, Color.WHITE);
attributionOverlay.setLinksClickable(true);
attributionOverlay.setMovementMethod(LinkMovementMethod.getInstance());
return attributionOverlay;
}
public static Toast makeText(Context context, CharSequence text, int duration) {
Toast result = Toast.makeText(context, text, duration);
result.getView().setBackgroundResource(R.drawable.tt_waterfall_refresh_bg);
result.setGravity(Gravity.CENTER, 0, 0);
TextView tv = (TextView) ((ViewGroup) result.getView()).getChildAt(0);
ScreenTools tools = ScreenTools.instance(context);
tv.setPadding(tools.dip2px(5), tools.dip2px(8), tools.dip2px(5),
tools.dip2px(8));
tv.setShadowLayer(0, 0, 0, Color.TRANSPARENT);
tv.setMinWidth(tools.dip2px(180));
tv.setGravity(Gravity.CENTER);
tv.setTextColor(context.getResources().getColor(android.R.color.white));
return result;
}
public static Toast makeText(Context context, int id, int duration) {
Toast result = Toast.makeText(context, id, duration);
result.getView().setBackgroundResource(R.drawable.tt_waterfall_refresh_bg);
result.setGravity(Gravity.CENTER, 0, 0);
TextView tv = (TextView) ((ViewGroup) result.getView()).getChildAt(0);
ScreenTools tools = ScreenTools.instance(context);
tv.setPadding(tools.dip2px(5), tools.dip2px(8), tools.dip2px(5),
tools.dip2px(8));
tv.setShadowLayer(0, 0, 0, Color.TRANSPARENT);
tv.setMinWidth(tools.dip2px(180));
tv.setGravity(Gravity.CENTER);
tv.setTextColor(context.getResources().getColor(android.R.color.white));
return result;
}
@Override
protected void onCreate(Bundle savedInstanceState) {
// TODO Auto-generated method stub
super.onCreate(savedInstanceState);
requestWindowFeature(Window.FEATURE_NO_TITLE);
this.getWindow().setFlags(WindowManager.LayoutParams.FLAG_FULLSCREEN, WindowManager.LayoutParams.FLAG_FULLSCREEN);
setContentView(R.layout.activity_splash);
Timer timer = new Timer();
timer.schedule(new TimerTask() {
@Override
public void run() {
// TODO Auto-generated method stub
Intent intent = new Intent(SplashActivity.this, MainActivity.class);
startActivity(intent);
finish();
}
}, MainActivity.SPLASH_DURATION);
tvZonCon = (TextView)findViewById(R.id.tv_zoncon);
tvZonCon.setShadowLayer(2, 1, 1, getResources().getColor(R.color.black));
tvZonCon.setTextSize(TypedValue.COMPLEX_UNIT_SP, 20);
tvZonCon.setVisibility(RelativeLayout.GONE);
}
private View inflateDesktopIcon(ViewGroup parent, AppEntry entry) {
SharedPreferences pref = U.getSharedPreferences(this);
View icon = LayoutInflater.from(this).inflate(R.layout.tb_row_alt, parent, false);
TextView textView = icon.findViewById(R.id.name);
textView.setText(pref.getBoolean(PREF_HIDE_ICON_LABELS, false) ? "" : entry.getLabel());
textView.setTextColor(ContextCompat.getColor(this, R.color.tb_desktop_icon_text));
textView.setShadowLayer(10, 0, 0, R.color.tb_desktop_icon_shadow);
ImageView imageView = icon.findViewById(R.id.icon);
imageView.setImageDrawable(entry.getIcon(this));
icon.setOnTouchListener(new DesktopIconTouchListener());
return icon;
}
@Override
protected void onCreate(Bundle savedInstanceState) {
// TODO Auto-generated method stub
super.onCreate(savedInstanceState);
requestWindowFeature(Window.FEATURE_NO_TITLE);
this.getWindow().setFlags(WindowManager.LayoutParams.FLAG_FULLSCREEN, WindowManager.LayoutParams.FLAG_FULLSCREEN);
setContentView(R.layout.activity_splash);
Timer timer = new Timer();
timer.schedule(new TimerTask() {
@Override
public void run() {
// TODO Auto-generated method stub
Intent intent = new Intent(SplashActivity.this, MainActivity.class);
startActivity(intent);
finish();
}
}, MainActivity.SPLASH_DURATION);
tvZonCon = (TextView)findViewById(R.id.tv_zoncon);
tvZonCon.setShadowLayer(2, 1, 1, getResources().getColor(R.color.black));
tvZonCon.setTextSize(TypedValue.COMPLEX_UNIT_SP, 20);
tvZonCon.setVisibility(RelativeLayout.GONE);
}
/**
* Sets a text view.
*
* @param context the context
* @param textView the text view
* @param value the value for the text view
* @param addShadow true to add shadow
*/
public static void setTextView(
Context context, TextView textView, String value, boolean addShadow) {
if (value == null || value.length() == 0) {
textView.setVisibility(View.GONE);
} else {
textView.setVisibility(View.VISIBLE);
textView.setText(value);
if (addShadow) {
textView.setShadowLayer(5, 0, 2, context.getResources().getColor(android.R.color.black));
} else {
textView.setShadowLayer(0, 0, 0, 0);
}
}
}
private void initializeTextViewShadow(final Resources resources, final TextView text) {
int textShadowColor = resources.getColor(this.style.textShadowColorResId);
float textShadowRadius = this.style.textShadowRadius;
float textShadowDx = this.style.textShadowDx;
float textShadowDy = this.style.textShadowDy;
text.setShadowLayer(textShadowRadius, textShadowDx, textShadowDy, textShadowColor);
}
public CardboardOverlayEyeView(Context context, AttributeSet attrs) {
super(context, attrs);
imageView = new ImageView(context, attrs);
imageView.setScaleType(ImageView.ScaleType.CENTER_INSIDE);
imageView.setAdjustViewBounds(true); // Preserve aspect ratio.
addView(imageView);
textView = new TextView(context, attrs);
textView.setTextSize(TypedValue.COMPLEX_UNIT_DIP, 14.0f);
textView.setTypeface(textView.getTypeface(), Typeface.BOLD);
textView.setGravity(Gravity.CENTER);
textView.setShadowLayer(3.0f, 0.0f, 0.0f, Color.DKGRAY);
addView(textView);
}
private TextView getAttributionOverlay(Context context) {
attributionOverlay = new TextView(context);
attributionOverlay.setText(Html.fromHtml("© <a href=\"https://www.openstreetmap.org/copyright\">OpenStreetMap</a> contributors"));
attributionOverlay.setShadowLayer(1,-1,-1, Color.WHITE);
attributionOverlay.setLinksClickable(true);
attributionOverlay.setMovementMethod(LinkMovementMethod.getInstance());
return attributionOverlay;
}
public static void applyTextAppearance(TextView v, int resId){
if(resId == 0)
return;
String fontFamily = null;
int typefaceIndex = -1;
int styleIndex = -1;
int shadowColor = 0;
float dx = 0, dy = 0, r = 0;
TypedArray appearance = v.getContext().obtainStyledAttributes(resId, R.styleable.TextAppearance);
if (appearance != null) {
int n = appearance.getIndexCount();
for (int i = 0; i < n; i++) {
int attr = appearance.getIndex(i);
if (attr == R.styleable.TextAppearance_android_textColorHighlight) {
v.setHighlightColor(appearance.getColor(attr, 0));
} else if (attr == R.styleable.TextAppearance_android_textColor) {
v.setTextColor(appearance.getColorStateList(attr));
} else if (attr == R.styleable.TextAppearance_android_textColorHint) {
v.setHintTextColor(appearance.getColorStateList(attr));
} else if (attr == R.styleable.TextAppearance_android_textColorLink) {
v.setLinkTextColor(appearance.getColorStateList(attr));
} else if (attr == R.styleable.TextAppearance_android_textSize) {
v.setTextSize(TypedValue.COMPLEX_UNIT_PX, appearance.getDimensionPixelSize(attr, 0));
} else if (attr == R.styleable.TextAppearance_android_typeface) {
typefaceIndex = appearance.getInt(attr, -1);
} else if (attr == R.styleable.TextAppearance_android_fontFamily) {
fontFamily = appearance.getString(attr);
} else if (attr == R.styleable.TextAppearance_tv_fontFamily) {
fontFamily = appearance.getString(attr);
} else if (attr == R.styleable.TextAppearance_android_textStyle) {
styleIndex = appearance.getInt(attr, -1);
} else if (attr == R.styleable.TextAppearance_android_textAllCaps) {
if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.ICE_CREAM_SANDWICH)
v.setAllCaps(appearance.getBoolean(attr, false));
} else if (attr == R.styleable.TextAppearance_android_shadowColor) {
shadowColor = appearance.getInt(attr, 0);
} else if (attr == R.styleable.TextAppearance_android_shadowDx) {
dx = appearance.getFloat(attr, 0);
} else if (attr == R.styleable.TextAppearance_android_shadowDy) {
dy = appearance.getFloat(attr, 0);
} else if (attr == R.styleable.TextAppearance_android_shadowRadius) {
r = appearance.getFloat(attr, 0);
} else if (attr == R.styleable.TextAppearance_android_elegantTextHeight) {
if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.LOLLIPOP)
v.setElegantTextHeight(appearance.getBoolean(attr, false));
} else if (attr == R.styleable.TextAppearance_android_letterSpacing) {
if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.LOLLIPOP)
v.setLetterSpacing(appearance.getFloat(attr, 0));
} else if (attr == R.styleable.TextAppearance_android_fontFeatureSettings) {
if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.LOLLIPOP)
v.setFontFeatureSettings(appearance.getString(attr));
}
}
appearance.recycle();
}
if (shadowColor != 0)
v.setShadowLayer(r, dx, dy, shadowColor);
Typeface tf = null;
if (fontFamily != null) {
tf = TypefaceUtil.load(v.getContext(), fontFamily, styleIndex);
if (tf != null)
v.setTypeface(tf);
}
if(tf != null) {
switch (typefaceIndex) {
case 1:
tf = Typeface.SANS_SERIF;
break;
case 2:
tf = Typeface.SERIF;
break;
case 3:
tf = Typeface.MONOSPACE;
break;
}
v.setTypeface(tf, styleIndex);
}
}
public static void applyTextAppearance(TextView v, int resId){
if(resId == 0)
return;
String fontFamily = null;
int typefaceIndex = -1;
int styleIndex = -1;
int shadowColor = 0;
float dx = 0, dy = 0, r = 0;
TypedArray appearance = v.getContext().obtainStyledAttributes(resId, R.styleable.TextAppearance);
if (appearance != null) {
int n = appearance.getIndexCount();
for (int i = 0; i < n; i++) {
int attr = appearance.getIndex(i);
if (attr == R.styleable.TextAppearance_android_textColorHighlight) {
v.setHighlightColor(appearance.getColor(attr, 0));
} else if (attr == R.styleable.TextAppearance_android_textColor) {
v.setTextColor(appearance.getColorStateList(attr));
} else if (attr == R.styleable.TextAppearance_android_textColorHint) {
v.setHintTextColor(appearance.getColorStateList(attr));
} else if (attr == R.styleable.TextAppearance_android_textColorLink) {
v.setLinkTextColor(appearance.getColorStateList(attr));
} else if (attr == R.styleable.TextAppearance_android_textSize) {
v.setTextSize(TypedValue.COMPLEX_UNIT_PX, appearance.getDimensionPixelSize(attr, 0));
} else if (attr == R.styleable.TextAppearance_android_typeface) {
typefaceIndex = appearance.getInt(attr, -1);
} else if (attr == R.styleable.TextAppearance_android_fontFamily) {
fontFamily = appearance.getString(attr);
} else if (attr == R.styleable.TextAppearance_tv_fontFamily) {
fontFamily = appearance.getString(attr);
} else if (attr == R.styleable.TextAppearance_android_textStyle) {
styleIndex = appearance.getInt(attr, -1);
} else if (attr == R.styleable.TextAppearance_android_textAllCaps) {
if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.ICE_CREAM_SANDWICH)
v.setAllCaps(appearance.getBoolean(attr, false));
} else if (attr == R.styleable.TextAppearance_android_shadowColor) {
shadowColor = appearance.getInt(attr, 0);
} else if (attr == R.styleable.TextAppearance_android_shadowDx) {
dx = appearance.getFloat(attr, 0);
} else if (attr == R.styleable.TextAppearance_android_shadowDy) {
dy = appearance.getFloat(attr, 0);
} else if (attr == R.styleable.TextAppearance_android_shadowRadius) {
r = appearance.getFloat(attr, 0);
} else if (attr == R.styleable.TextAppearance_android_elegantTextHeight) {
if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.LOLLIPOP)
v.setElegantTextHeight(appearance.getBoolean(attr, false));
} else if (attr == R.styleable.TextAppearance_android_letterSpacing) {
if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.LOLLIPOP)
v.setLetterSpacing(appearance.getFloat(attr, 0));
} else if (attr == R.styleable.TextAppearance_android_fontFeatureSettings) {
if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.LOLLIPOP)
v.setFontFeatureSettings(appearance.getString(attr));
}
}
appearance.recycle();
}
if (shadowColor != 0)
v.setShadowLayer(r, dx, dy, shadowColor);
Typeface tf = null;
if (fontFamily != null) {
tf = TypefaceUtil.load(v.getContext(), fontFamily, styleIndex);
if (tf != null)
v.setTypeface(tf);
}
if(tf != null) {
switch (typefaceIndex) {
case 1:
tf = Typeface.SANS_SERIF;
break;
case 2:
tf = Typeface.SERIF;
break;
case 3:
tf = Typeface.MONOSPACE;
break;
}
v.setTypeface(tf, styleIndex);
}
}
@Override
public View getView(int position, View view, ViewGroup parent) {
if (view == null) {
final RelativeLayout rl = new RelativeLayout(activity);
rl.setLayoutParams(layoutParams);
final ImageView img = new ImageView(activity);
RelativeLayout.LayoutParams imglp = new RelativeLayout.LayoutParams(
RelativeLayout.LayoutParams.MATCH_PARENT,RelativeLayout.LayoutParams.MATCH_PARENT);
img.setPadding(10, 10, 0, 0);
img.setId(imgid);
//img.setLayoutParams(layoutParams);
rl.addView(img,imglp);
TextView tv = new TextView(activity);
//tv.setSingleLine();
tv.setPadding(16,0,40,0);
RelativeLayout.LayoutParams lptv = new RelativeLayout.LayoutParams(
RelativeLayout.LayoutParams.WRAP_CONTENT, RelativeLayout.LayoutParams.WRAP_CONTENT);
lptv.addRule(RelativeLayout.ALIGN_PARENT_BOTTOM, img.getId());
tv.setShadowLayer(1,-2,-2, Color.BLACK);
tv.setId(tvid);
rl.addView(tv,lptv);
view = rl;
}
AQuery aq = listAq.recycle(view);
final ClsTrack track = data.get(position);
if (aq.shouldDelay(position, view, parent, "" + track.getArtist())) {
aq.id(imgid).image(R.drawable.row_bgr);
} else {
aq.id(imgid).image(MediaUtils.getArtistQuick(activity, track, 300, 300)).animate(fadeIn);
}
aq.id(tvid).getTextView().setText((""+track.getArtist()));
return view;
}
@Override
public View getView (int position, View view, ViewGroup parent)
{
LensSearchResultCollection coll = this.getItem (position);
boolean show = true;
if (view == null)
view = LayoutInflater.from (this.getContext ()).inflate (R.layout.widget_dash_lens_result_collection, parent, false);
TextView tvLabel = (TextView) view.findViewById (R.id.tvLabel);
GridView gvResults = (GridView) view.findViewById (R.id.gvResults);
gvResults.setColumnWidth(Math.round((80 // 80 is the minimum
+ this.dashIconWidth)
* this.displayDensity)); // Adjust for the screen's pixel density
tvLabel.setText (coll.getLens ().getName ());
tvLabel.setTextColor (view.getResources ().getColor (HomeActivity.theme.dash_applauncher_text_colour));
tvLabel.setShadowLayer (5, 2, 2, view.getResources ().getColor (HomeActivity.theme.dash_applauncher_text_shadow_colour));
List<LensSearchResult> results = coll.getResults ();
if (results == null)
{
results = new ArrayList<LensSearchResult> ();
Exception ex = coll.getException ();
if (ex != null)
{
if (ex instanceof UnknownHostException || ex instanceof SocketException)
{
ConnectivityManager connectivityManager = (ConnectivityManager) this.getContext ().getSystemService (Context.CONNECTIVITY_SERVICE);
NetworkInfo networkInfo = connectivityManager.getActiveNetworkInfo ();
if (! (networkInfo != null && networkInfo.isConnected ()))
show = false;
}
LensSearchResult error = new LensSearchResult (this.getContext (), ex.getClass ().getSimpleName (), "error://" + ex.getMessage (), this.getContext ().getResources ().getDrawable (R.drawable.dash_search_lens_error));
results.add (error);
}
}
if (show)
{
gvResults.setAdapter (new GridAdapter (this.getContext (), results, this.displayDensity, this.dashIconWidth));
gvResults.setOnItemClickListener (new LensSearchResultClickListener (coll.getLens ()));
gvResults.setOnItemLongClickListener (new LensSearchResultLongClickListener (coll.getLens ()));
view.setVisibility (View.VISIBLE);
}
else
{
view.setVisibility (View.GONE);
}
view.setTag (coll);
return view;
}