Enhancement issue #3

README.md

@@ -42,6 +42,8 @@ dependencies {
 | `range(from:to)`             | match text at specified position                |
 | `ranges(ranges)`             | match all texts at specified positions          |
 | `between(startText:endText)` | match text between two texts                    |
+| `pattern(Pattern...)`        | match all occurrences with object Pattern       |
+| `pattern(String...)`         | match all occurrences with string pattern       |
 
 #### Step 2: Apply style(s)
 

library/src/main/java/com/jaychang/st/SimpleText.java

@@ -70,6 +70,23 @@ public SimpleText all(String target) {
     return this;
   }
 
+    public SimpleText pattern(String... patterns) {
+        Pattern[] listPattern = new Pattern[patterns.length];
+        for (int patternPosition = 0; patternPosition < patterns.length; patternPosition++) {
+            listPattern[patternPosition] = Pattern.compile(patterns[patternPosition]);
+        }
+        return this.pattern(listPattern);
+    }
+
+  public SimpleText pattern(Pattern... patterns) {
+    rangeList.clear();
+      for (Pattern pattern : patterns) {
+          List<Range> ranges = Utils.ranges(toString(), pattern);
+          rangeList.addAll(ranges);
+      }
+    return this;
+  }
+
   public SimpleText all() {
     rangeList.clear();
     Range range = Range.create(0, toString().length());
@@ -135,7 +152,7 @@ public SimpleText italic() {
     }
     return this;
   }
-  
+
   public SimpleText normal() {
     for (Range range : rangeList) {
       setSpan(new StyleSpan(Typeface.NORMAL), range.from, range.to, SPAN_MODE);

library/src/main/java/com/jaychang/st/Utils.java

@@ -35,13 +35,17 @@ static List<Integer> indexesOf(String src, String target) {
     return positions;
   }
 
-  static List<Range> ranges(String src, String pattern) {
-    List<Range> ranges = new ArrayList<>();
-    Matcher matcher = Pattern.compile(pattern).matcher(src);
-    while (matcher.find()) {
-      Range range = Range.create(matcher.start(), matcher.end());
-      ranges.add(range);
+    static List<Range> ranges(String src, String pattern) {
+        return ranges(src, Pattern.compile(pattern));
+    }
+
+    static List<Range> ranges(String src, Pattern pattern) {
+        List<Range> ranges = new ArrayList<>();
+        Matcher matcher = pattern.matcher(src);
+        while (matcher.find()) {
+            Range range = Range.create(matcher.start(), matcher.end());
+            ranges.add(range);
+        }
+        return ranges;
     }
-    return ranges;
-  }
 }