fix stroked text underline / strikethrough

Pass 1 to DrawRect for underline and strikethrough since it will
scale by the text size later.

R=reed@google.com
BUG=skia:971
GOLD_TRYBOT_URL= https://gold.skia.org/search2?unt=true&query=source_type%3Dgm&master=false&issue=1535793004

Review URL: https://codereview.chromium.org/1535793004

1 files changed, 32 insertions, 0 deletions

diff --git a/gm/texteffects.cpp b/gm/texteffects.cpp
index 53395f0732..2eb76efa19 100644
--- a/gm/texteffects.cpp
+++ b/gm/texteffects.cpp
@@ -196,3 +196,35 @@ DEF_SIMPLE_GM(texteffects, canvas, 460, 680) {
 
         canvas->restore();
 }
+
+DEF_SIMPLE_GM(textunderstrike, canvas, 460, 680) {
+    canvas->clear(SK_ColorYELLOW);
+    SkPaint paint;
+    sk_tool_utils::set_portable_typeface(&paint);
+    paint.setTextSize(50);
+    paint.setStrokeWidth(5);
+    paint.setAntiAlias(true);
+
+    auto drawText = [&]() {
+        paint.setStyle(SkPaint::kFill_Style);
+        canvas->drawText("Hello", 5, 100, 50, paint);
+        paint.setStyle(SkPaint::kStroke_Style);
+        canvas->drawText("Hello", 5, 100, 100, paint);
+        canvas->translate(0, 100);
+    };
+
+    drawText();
+    paint.setUnderlineText(true);
+    drawText();
+    paint.setUnderlineText(false);
+    paint.setStrikeThruText(true);
+    drawText();
+    paint.setUnderlineText(true);
+    drawText();
+    paint.setColor(SK_ColorWHITE);
+    paint.setStyle(SkPaint::kStroke_Style);
+    canvas->drawText("Hello", 5, 100, 50, paint);
+    paint.setColor(SK_ColorBLUE);
+    paint.setStyle(SkPaint::kFill_Style);
+    canvas->drawText("Hello", 5, 100, 50, paint);
+}