Simplified quote/html

app/src/main/java/eu/faircode/email/HtmlEx.java

@@ -29,6 +29,7 @@ import android.text.style.BulletSpan;
 import android.text.style.CharacterStyle;
 import android.text.style.ForegroundColorSpan;
 import android.text.style.ImageSpan;
+import android.text.style.LeadingMarginSpan;
 import android.text.style.ParagraphStyle;
 import android.text.style.QuoteSpan;
 import android.text.style.RelativeSizeSpan;
@@ -136,23 +137,25 @@ public class HtmlEx {
                                   int option) {
         int next;
         for (int i = start; i < end; i = next) {
-            int n1 = text.nextSpanTransition(i, end, QuoteSpan.class);
-            int n2 = text.nextSpanTransition(i, end, eu.faircode.email.IndentSpan.class);
-            Class type = (n1 < n2 ? QuoteSpan.class : eu.faircode.email.IndentSpan.class);
-            next = Math.min(n1, n2);
-            Object[] quotes = text.getSpans(i, next, type);
-
-            for (Object quote : quotes) {
-                if (quote instanceof QuoteSpan)
-                    out.append("<blockquote style=\"" +
-                            eu.faircode.email.HtmlHelper.getQuoteStyle(text, next, end) + "\">");
-                else
+            next = text.nextSpanTransition(i, end, LeadingMarginSpan.class);
+            List<Object> spans = new ArrayList<>();
+            for (Object span : text.getSpans(i, next, LeadingMarginSpan.class))
+                if (span instanceof QuoteSpan ||
+                        span instanceof eu.faircode.email.IndentSpan)
+                    spans.add(span);
+
+            for (Object span : spans) {
+                if (span instanceof QuoteSpan)
+                    out.append("<blockquote style=\"")
+                            .append(eu.faircode.email.HtmlHelper.getQuoteStyle(text, next, end))
+                            .append("\">");
+                else if (span instanceof eu.faircode.email.IndentSpan)
                     out.append("<blockquote>");
             }
 
             withinBlockquote(out, text, i, next, option);
 
-            for (Object quote : quotes) {
+            for (Object span : spans) {
                 out.append("</blockquote>\n");
             }
         }