skia2/docs/examples/Canvas_drawTextBlob.cpp
Ben Wagner 51e15a69ce Use SkTextEncoding enum instead of macros.
Change-Id: I4b6259590fa0693ee0522b4999a1c0fe250b173d
Reviewed-on: https://skia-review.googlesource.com/c/skia/+/212504
Reviewed-by: Mike Reed <reed@google.com>
Commit-Queue: Ben Wagner <bungeman@google.com>
2019-05-07 20:54:16 +00:00

34 lines
1.3 KiB
C++

#if 0 // Disabled until updated to use current API.
// Copyright 2019 Google LLC.
// Use of this source code is governed by a BSD-style license that can be found in the LICENSE file.
#include "tools/fiddle/examples.h"
// HASH=005502b502c1282cb8d306d6c8d998fb
REG_FIDDLE(Canvas_drawTextBlob, 256, 120, false, 0) {
void draw(SkCanvas* canvas) {
SkTextBlobBuilder textBlobBuilder;
const char bunny[] = "/(^x^)\\";
const int len = sizeof(bunny) - 1;
uint16_t glyphs[len];
SkPaint paint;
paint.textToGlyphs(bunny, len, glyphs);
paint.setTextEncoding(SkTextEncoding::kGlyphID);
SkFont font;
int runs[] = { 3, 1, 3 };
SkPoint textPos = { 20, 100 };
int glyphIndex = 0;
for (auto runLen : runs) {
font.setSize(1 == runLen ? 20 : 50);
const SkTextBlobBuilder::RunBuffer& run =
textBlobBuilder.allocRun(font, runLen, textPos.fX, textPos.fY);
memcpy(run.glyphs, &glyphs[glyphIndex], sizeof(glyphs[0]) * runLen);
paint.setTextSize(1 == runLen ? 20 : 50);
textPos.fX += paint.measureText(&glyphs[glyphIndex], sizeof(glyphs[0]) * runLen, nullptr);
glyphIndex += runLen;
}
sk_sp<const SkTextBlob> blob = textBlobBuilder.make();
paint.reset();
canvas->drawTextBlob(blob.get(), 0, 0, paint);
}
} // END FIDDLE
#endif // Disabled until updated to use current API.