skia2/docs/examples/Anti_Alias.cpp
Mike Reed 34a0c97f5e don't use drawBitmap
Bug: skia:11216
Change-Id: I89a40e330f27f30c461f2b6012bf26c082b66094
Reviewed-on: https://skia-review.googlesource.com/c/skia/+/359076
Reviewed-by: Mike Reed <reed@google.com>
Commit-Queue: Mike Reed <reed@google.com>
2021-01-26 02:24:21 +00:00

27 lines
946 B
C++

// 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=a6575a49467ce8d28bb01cc7638fa04d
REG_FIDDLE(Anti_Alias, 512, 256, false, 0) {
void draw(SkCanvas* canvas) {
SkBitmap bitmap;
bitmap.allocN32Pixels(50, 50);
SkCanvas offscreen(bitmap);
SkPaint paint;
paint.setStyle(SkPaint::kStroke_Style);
paint.setStrokeWidth(10);
for (bool antialias : { false, true }) {
paint.setColor(antialias ? SK_ColorRED : SK_ColorBLUE);
paint.setAntiAlias(antialias);
bitmap.eraseColor(0);
offscreen.drawLine(5, 5, 15, 30, paint);
canvas->drawLine(5, 5, 15, 30, paint);
canvas->save();
canvas->scale(10, 10);
canvas->drawImage(bitmap.asImage(), antialias ? 12 : 0, 0);
canvas->restore();
canvas->translate(15, 0);
}
}
} // END FIDDLE