make color emoji gm portable

gm/mixedtextblobs.cpp

 /*
  * Copyright 2013 Google Inc.
  *
  * Use of this source code is governed by a BSD-style license that can be
  * found in the LICENSE file.
  */
 
 #include "gm.h"
 
 #include "Resources.h"
@@ skipping 21 matching lines @@
     canvas->drawTextBlob(blob, 0, 0, paint);
     canvas->restore();
 }
 
 class MixedTextBlobsGM : public GM {
 public:
     MixedTextBlobsGM() { }
 
 protected:
     void onOnceBeforeDraw() override {
-#ifndef SK_BUILD_FOR_MAC
-        fEmojiTypeface.reset(GetResourceAsTypeface("/fonts/Funkster.ttf"));
-        fEmojiText = "Emoji!!!";
-#else
-        fEmojiTypeface.reset(SkTypeface::CreateFromName("Apple Color Emoji", SkTypeface::kNormal));
-        fEmojiText = "\xF0\x9F\x92\xB0" "\xF0\x9F\x8F\xA1" "\xF0\x9F\x8E\x85" // 💰🏡🎅
-                     "\xF0\x9F\x8D\xAA" "\xF0\x9F\x8D\x95" "\xF0\x9F\x9A\x80"; // 🍪🍕🚀
-#endif
+        fEmojiTypeface.reset(sk_tool_utils::emoji_typeface());
+        fEmojiText = sk_tool_utils::emoji_sample_text();
         fReallyBigATypeface.reset(GetResourceAsTypeface("/fonts/ReallyBigA.ttf"));
 
         SkTextBlobBuilder builder;
 
         // make textblob
         // Text so large we draw as paths
         SkPaint paint;
         paint.setTextSize(385);
         const char* text = "O";
         sk_tool_utils::set_portable_typeface(&paint);
@@ skipping 16 matching lines @@
         paint.setTextSize(32);
         text = "LCD!!!!!";
         paint.setSubpixelText(true);
         paint.setLCDRenderText(true);
         paint.measureText(text, strlen(text), &bounds);
         sk_tool_utils::add_to_text_blob(&builder, text, paint, xOffset - bounds.width() * 0.25f,
                                         yOffset - bounds.height() * 0.5f);
         yOffset += bounds.height();
 
         // color emoji
-        paint.setSubpixelText(false);
-        paint.setLCDRenderText(false);
-        paint.setTypeface(fEmojiTypeface);
-        text = fEmojiText;
-        paint.measureText(text, strlen(text), &bounds);
-        sk_tool_utils::add_to_text_blob(&builder, text, paint, xOffset - bounds.width() * 0.3f,
-                                        yOffset);
+        if (fEmojiTypeface) {
+            paint.setSubpixelText(false);
+            paint.setLCDRenderText(false);
+            paint.setTypeface(fEmojiTypeface);
+            text = fEmojiText;
+            paint.measureText(text, strlen(text), &bounds);
+            sk_tool_utils::add_to_text_blob(&builder, text, paint, xOffset - bounds.width() * 0.3f,
+                                            yOffset);
+        }
 
         // Corrupted font
         paint.setTextSize(12);
         text = "aA";
         paint.setTypeface(fReallyBigATypeface);
         sk_tool_utils::add_to_text_blob(&builder, text, paint, corruptedAx, corruptedAy);
         fBlob.reset(builder.build());
     }
 
     SkString onShortName() override {
-        return SkString("mixedtextblobs");
+        SkString name("mixedtextblobs");
+        name.append(sk_tool_utils::platform_os_emoji());
+        return name;
     }
 
     SkISize onISize() override {
         return SkISize::Make(kWidth, kHeight);
     }
 
     void onDraw(SkCanvas* canvas) override {
 
-        canvas->drawColor(SK_ColorGRAY);
+        canvas->drawColor(sk_tool_utils::color_to_565(SK_ColorGRAY));
 
         SkPaint paint;
 
         // setup work needed to draw text with different clips
         paint.setColor(SK_ColorBLACK);
         canvas->translate(10, 40);
 
         paint.setTextSize(40);
 
         // compute the bounds of the text and setup some clips
@@ skipping 35 matching lines @@
     static const int kWidth = 1250;
     static const int kHeight = 700;
 
     typedef GM INHERITED;
 };
 
 //////////////////////////////////////////////////////////////////////////////
 
 DEF_GM( return SkNEW(MixedTextBlobsGM); )
 }