Fixed selection bug in InputTextField

Author: xiaoguzhu

Assets/Scripts/Core/Text/InputTextField.cs

@@ -818,7 +818,7 @@ TextField.CharPosition GetCharPosition(Vector2 location)
                         return v;
                 }
                 else if (firstInLine != -1)
-                    break;
+                    return v;
             }
 
             return textField.charPositions[i - 1];

Assets/Scripts/Core/Text/TextField.cs

@@ -453,6 +453,7 @@ public void GetLinesShape(int startLine, float startCharX, int endLine, float en
         {
             LineInfo line1 = _lines[startLine];
             LineInfo line2 = _lines[endLine];
+            bool leftAlign = _textFormat.align == AlignType.Left;
             if (startLine == endLine)
             {
                 Rect r = Rect.MinMaxRect(startCharX, line1.y, endCharX, line1.y + line1.height);
@@ -463,7 +464,7 @@ public void GetLinesShape(int startLine, float startCharX, int endLine, float en
             }
             else if (startLine == endLine - 1)
             {
-                Rect r = Rect.MinMaxRect(startCharX, line1.y, GUTTER_X + line1.width, line1.y + line1.height);
+                Rect r = Rect.MinMaxRect(startCharX, line1.y, leftAlign ? (GUTTER_X + line1.width) : _contentRect.xMax, line1.y + line1.height);
                 if (clipped)
                     resultRects.Add(ToolSet.Intersection(ref r, ref _contentRect));
                 else
@@ -476,15 +477,15 @@ public void GetLinesShape(int startLine, float startCharX, int endLine, float en
             }
             else
             {
-                Rect r = Rect.MinMaxRect(startCharX, line1.y, GUTTER_X + line1.width, line1.y + line1.height);
+                Rect r = Rect.MinMaxRect(startCharX, line1.y, leftAlign ? (GUTTER_X + line1.width) : _contentRect.xMax, line1.y + line1.height);
                 if (clipped)
                     resultRects.Add(ToolSet.Intersection(ref r, ref _contentRect));
                 else
                     resultRects.Add(r);
                 for (int i = startLine + 1; i < endLine; i++)
                 {
                     LineInfo line = _lines[i];
-                    r = Rect.MinMaxRect(GUTTER_X, r.yMax, GUTTER_X + line.width, line.y + line.height);
+                    r = Rect.MinMaxRect(GUTTER_X, r.yMax, leftAlign ? (GUTTER_X + line.width) : _contentRect.xMax, line.y + line.height);
                     if (clipped)
                         resultRects.Add(ToolSet.Intersection(ref r, ref _contentRect));
                     else