skia2/docs/examples/Canvas_rotate.cpp
Hal Canary d88c2e8e09 Docs: rename examples files to match names
Change-Id: I9a6b2780cfdd91cdd16d5a08eb9ba1214492cb7e
Reviewed-on: https://skia-review.googlesource.com/c/skia/+/201982
Commit-Queue: Hal Canary <halcanary@google.com>
Reviewed-by: Hal Canary <halcanary@google.com>
2019-03-19 18:49:22 +00:00

19 lines
738 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 "fiddle/examples.h"
// HASH=963789ac8498d4e505748ab3b15cdaa5
REG_FIDDLE(Canvas_rotate, 256, 256, false, 0) {
void draw(SkCanvas* canvas) {
SkPaint paint;
paint.setStyle(SkPaint::kStroke_Style);
canvas->translate(128, 128);
canvas->drawCircle(0, 0, 60, paint);
canvas->save();
canvas->rotate(10 * 360 / 60); // 10 minutes of 60 scaled to 360 degrees
canvas->drawLine(0, 0, 0, -50, paint);
canvas->restore();
canvas->rotate((5 + 10.f/60) * 360 / 12); // 5 and 10/60 hours of 12 scaled to 360 degrees
canvas->drawLine(0, 0, 0, -30, paint);
}
} // END FIDDLE