47 lines
1.3 KiB
C++
47 lines
1.3 KiB
C++
/*
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* Copyright 2016 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/gm.h"
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#include "include/core/SkCanvas.h"
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#include "include/core/SkFont.h"
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#include "include/core/SkFontTypes.h"
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#include "include/core/SkPaint.h"
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#include "include/core/SkScalar.h"
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#include "include/core/SkTextBlob.h"
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#include <string.h>
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// https://bugs.skia.org/5321
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// two strings should draw the same. PDF did not.
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DEF_SIMPLE_GM(skbug_5321, canvas, 128, 128) {
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SkFont font;
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font.setEdging(SkFont::Edging::kAlias);
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font.setSize(30);
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const char text[] = "x\314\200y"; // utf8(u"x\u0300y")
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SkScalar x = 20, y = 45;
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size_t byteLength = strlen(text);
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canvas->drawSimpleText(text, byteLength, SkTextEncoding::kUTF8, x, y, font, SkPaint());
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y += font.getMetrics(nullptr);
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int glyph_count = font.countText(text, byteLength, SkTextEncoding::kUTF8);
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SkTextBlobBuilder builder;
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auto rec = builder.allocRunPosH(font, glyph_count, y);
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font.textToGlyphs(text, byteLength, SkTextEncoding::kUTF8, rec.glyphs, glyph_count);
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font.getWidths(rec.glyphs, glyph_count, rec.pos);
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for (int i = 0; i < glyph_count; ++i) {
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SkScalar w = rec.pos[i];
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rec.pos[i] = x;
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x += w;
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}
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canvas->drawTextBlob(builder.make(), 0, 0, SkPaint());
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}
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