ui/views/controls/progress_ring_utils.h

// Copyright 2022 The Chromium Authors
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.

#ifndef UI_VIEWS_CONTROLS_PROGRESS_RING_UTILS_H_
#define UI_VIEWS_CONTROLS_PROGRESS_RING_UTILS_H_

#include "ui/views/view.h"
#include "ui/views/views_export.h"

namespace views {

// Helper function that draws a progress ring on `canvas`. The progress ring
// consists of a partial ring that indicates the progress, and the rest of the
// ring is stroked with a background color. `start_angle` and `sweep_angle` are
// used to indicate the current progress of the ring.
VIEWS_EXPORT void DrawProgressRing(gfx::Canvas* canvas,
                                   const SkRect& bounds,
                                   SkColor background_color,
                                   SkColor progress_color,
                                   float stroke_width,
                                   SkScalar start_angle,
                                   SkScalar sweep_angle);

// Helper function that draws a spinning ring on `canvas`. The spinning ring
// consists of three arches distributed evenly on the ring, with spaces in
// between stroked with a background color. `start_angle` is used to indicate
// the start angle of the first arch.
VIEWS_EXPORT void DrawSpinningRing(gfx::Canvas* canvas,
                                   const SkRect& bounds,
                                   SkColor background_color,
                                   SkColor progress_color,
                                   float stroke_width,
                                   SkScalar start_angle);

}  // namespace views

#endif  // UI_VIEWS_CONTROLS_PROGRESS_RING_UTILS_H_