Add StrikethroughSpan support to SpannedToHtmlConverter

PiperOrigin-RevId: 310332708
This commit is contained in:
ibaker 2020-05-07 12:18:51 +01:00 committed by Oliver Woodman
parent 4e8ea009b8
commit c4c826fbfe
2 changed files with 23 additions and 2 deletions

View file

@ -23,6 +23,7 @@ import android.text.style.AbsoluteSizeSpan;
import android.text.style.BackgroundColorSpan;
import android.text.style.ForegroundColorSpan;
import android.text.style.RelativeSizeSpan;
import android.text.style.StrikethroughSpan;
import android.text.style.StyleSpan;
import android.text.style.TypefaceSpan;
import android.text.style.UnderlineSpan;
@ -128,7 +129,9 @@ import java.util.regex.Pattern;
@Nullable
private static String getOpeningTag(Object span, float displayDensity) {
if (span instanceof ForegroundColorSpan) {
if (span instanceof StrikethroughSpan) {
return "<span style='text-decoration:line-through;'>";
} else if (span instanceof ForegroundColorSpan) {
ForegroundColorSpan colorSpan = (ForegroundColorSpan) span;
return Util.formatInvariant(
"<span style='color:%s;'>", HtmlUtils.toCssRgba(colorSpan.getForegroundColor()));
@ -186,7 +189,8 @@ import java.util.regex.Pattern;
@Nullable
private static String getClosingTag(Object span) {
if (span instanceof ForegroundColorSpan
if (span instanceof StrikethroughSpan
|| span instanceof ForegroundColorSpan
|| span instanceof BackgroundColorSpan
|| span instanceof HorizontalTextInVerticalContextSpan
|| span instanceof AbsoluteSizeSpan

View file

@ -26,6 +26,7 @@ import android.text.style.AbsoluteSizeSpan;
import android.text.style.BackgroundColorSpan;
import android.text.style.ForegroundColorSpan;
import android.text.style.RelativeSizeSpan;
import android.text.style.StrikethroughSpan;
import android.text.style.StyleSpan;
import android.text.style.TypefaceSpan;
import android.text.style.UnderlineSpan;
@ -176,6 +177,22 @@ public class SpannedToHtmlConverterTest {
assertThat(html).isEqualTo("String with unstyled section");
}
@Test
public void convert_supportsStrikethroughSpan() {
SpannableString spanned = new SpannableString("String with crossed-out section");
spanned.setSpan(
new StrikethroughSpan(),
"String with ".length(),
"String with crossed-out".length(),
Spanned.SPAN_EXCLUSIVE_EXCLUSIVE);
String html = SpannedToHtmlConverter.convert(spanned, displayDensity);
assertThat(html)
.isEqualTo(
"String with <span style='text-decoration:line-through;'>crossed-out</span> section");
}
@Test
public void convert_supportsStyleSpan() {
SpannableString spanned =