088b74e513
Bug: skia: Change-Id: I653de31a22545cd78fba7e4aa7b7f85b6057a8e0 Reviewed-on: https://skia-review.googlesource.com/c/179984 Reviewed-by: Mike Reed <reed@google.com> Commit-Queue: Mike Reed <reed@google.com> Auto-Submit: Mike Reed <reed@google.com>
75 lines
2.0 KiB
C++
75 lines
2.0 KiB
C++
/*
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* Copyright 2018 Google Inc.
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*
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* Use of this source code is governed by a BSD-style license that can be
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* found in the LICENSE file.
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*/
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#include "gm.h"
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#include "sk_tool_utils.h"
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#include "Resources.h"
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#include "SkCanvas.h"
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#include "SkStream.h"
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#include "SkTo.h"
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#include "SkTypeface.h"
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namespace skiagm {
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class ScaledEmojiRenderingGM : public GM {
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public:
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ScaledEmojiRenderingGM() {}
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protected:
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sk_sp<SkTypeface> typefaces[4];
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void onOnceBeforeDraw() override {
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typefaces[0] = MakeResourceAsTypeface("fonts/colr.ttf");
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typefaces[1] = MakeResourceAsTypeface("fonts/sbix.ttf");
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typefaces[2] = MakeResourceAsTypeface("fonts/cbdt.ttf");
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typefaces[3] = sk_tool_utils::create_portable_typeface("Emoji", SkFontStyle());
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}
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SkString onShortName() override {
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SkString name("scaledemoji_rendering");
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name.append(sk_tool_utils::platform_font_manager());
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return name;
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}
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SkISize onISize() override { return SkISize::Make(1200, 1200); }
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void onDraw(SkCanvas* canvas) override {
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canvas->drawColor(SK_ColorGRAY);
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SkScalar y = 0;
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for (const auto& typeface: typefaces) {
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SkFont font(typeface);
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font.setEdging(SkFont::Edging::kAlias);
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SkPaint paint;
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const char* text = sk_tool_utils::emoji_sample_text();
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SkFontMetrics metrics;
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for (SkScalar textSize : { 70, 150 }) {
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font.setSize(textSize);
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font.getMetrics(&metrics);
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// All typefaces should support subpixel mode
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font.setSubpixel(true);
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y += -metrics.fAscent;
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canvas->drawSimpleText(text, strlen(text), kUTF8_SkTextEncoding,
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10, y, font, paint);
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y += metrics.fDescent + metrics.fLeading;
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}
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}
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}
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private:
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typedef GM INHERITED;
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};
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//////////////////////////////////////////////////////////////////////////////
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DEF_GM(return new ScaledEmojiRenderingGM;)
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}
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