Spannable TextView for android, implements SpannableString in xml layout file.
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Import from jcenter
compile 'com.jiakaiyang:spannabletextview:0.9.2'
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Add some Span.
<LinearLayout xmlns:android="http://schemas.android.com/apk/res/android" xmlns:spannable="http://schemas.android.com/apk/res-auto" xmlns:tools="http://schemas.android.com/tools" android:layout_width="match_parent" android:layout_height="match_parent" android:divider="@drawable/divider" android:orientation="vertical" android:showDividers="middle" tools:context="com.jiakaiyang.spannabletextview.demo.MainActivity"> <com.jiakaiyang.lib.SpannableTextView android:id="@+id/spannable" android:layout_width="wrap_content" android:layout_height="wrap_content" android:text="Hello World! Hello World!" spannable:addAbsoluteSizeSpan="3,4,6,17,25,1" spannable:addBackgroundColorSpan="1,8,12,18,#FF00FF00;1,2,5,33,#FFFF00FF" spannable:addForegroundColorSpan="2,0,-4,17,#FFFF0000" /> <com.jiakaiyang.lib.SpannableTextView android:layout_width="wrap_content" android:layout_height="wrap_content" android:text="Hello World! Hello World!" spannable:addAbsoluteSizeSpan="4,4,7,17,25,1" spannable:addRelativeSizeSpan="5,9,13,17,2" /> <com.jiakaiyang.lib.SpannableTextView android:layout_width="wrap_content" android:layout_height="wrap_content" android:clickable="true" android:text="Hello World! Click Here!" spannable:addURLSpan="6,13,23,17,https://github.com/kaiyangjia/SpannableTextView" /> <com.jiakaiyang.lib.SpannableTextView android:layout_width="wrap_content" android:layout_height="wrap_content" android:clickable="true" android:text="Hello World! Delete This! Add Underline" spannable:addStrikethroughSpan="6,13,23,17" spannable:addUnderlineSpan="7,0,-13,17" /> <!-- public static final int NORMAL = 0; public static final int BOLD = 1; public static final int ITALIC = 2; public static final int BOLD_ITALIC = 3;--> <com.jiakaiyang.lib.SpannableTextView android:layout_width="wrap_content" android:layout_height="wrap_content" android:clickable="true" android:text="Hello World! BOLD ITALIC! BOLD_ITALIC" spannable:addStyleSpan="8,13,17,17,1;9,18,24,17,2;7,0,-11,17,3" /> <com.jiakaiyang.lib.SpannableTextView android:layout_width="wrap_content" android:layout_height="wrap_content" android:clickable="true" android:text="Hello World! X2 Y3" spannable:addSubscriptSpan="8,13,14,17;9,16,17,17" /> <com.jiakaiyang.lib.SpannableTextView android:layout_width="wrap_content" android:layout_height="wrap_content" android:clickable="true" android:text="Hello World! X2 Y3" spannable:addSuperscriptSpan="8,13,14,17;9,16,17,17" /> <!-- "monospace", "serif", and "sans-serif" --> <com.jiakaiyang.lib.SpannableTextView android:layout_width="wrap_content" android:layout_height="wrap_content" android:clickable="true" android:text="Hello World! monospace serif sans-serif" spannable:addTypefaceSpan="8,13,22,17,monospace;9,23,27,17,serif;9,0,-10,17,sans-serif" /> </LinearLayout>
The screenshot for this xml layout:
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Remove some Span.
SpannableTextView textView = findViewById(R.id.spannable); textView.removeSpan(1);
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If you want more, see
demomodule in this project. Or you can contact with me : kaiyangjia@163.com
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BackgroundColorSpan
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ForegroundColorSpan
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AbsoluteSizeSpan
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RelativeSizeSpan
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StrikethroughSpan
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UnderlineSpan
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StyleSpan
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SubscriptSpan
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SuperscriptSpan
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TypefaceSpan
While you add some span, the attrs will like:
spannable:addBackgroundColorSpan="1,8,12,12,#FF00FF00/1,2,5,12,#FFFF00FF"
Multi spans attires is split by "/", the args will be used to create Span instance,
spannable:addBackgroundColorSpan="id,start,end,spanFlag,extraData"
| Name | index | Desc |
|---|---|---|
| id | 0 | Span id, every Span should has unique id. |
| start | 1 | the start index for this Span, start will always >= 0. |
| end | 2 | the end index for this Span, end can < 0, when end is negative, the target will start from the end of the Charsequence. |
| spanFlag | 3 | flag for Span Spanned.SPAN_EXCLUSIVE_EXCLUSIVE = 33; Spanned.SPAN_EXCLUSIVE_INCLUSIVE = 34; Spanned.SPAN_INCLUSIVE_EXCLUSIVE = 17; Spanned.SPAN_INCLUSIVE_INCLUSIVE = 18; |
| extraData | >= 4 | extra data for specified Span. Such as BackgroundColorSpan will has backgroundColor in its extraData. |
- Add Some other Spans support, such as StrikethroughSpan,StyleSpan,UnderlineSpan etc.
- This is a stable version.
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Add very base Spans support, like BackgroundSpan,ForegroundSpan.
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-[ ] Add other Spans support.