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// Copyright (c) 2012 The Chromium Authors. All rights reserved.
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
#include <vector>
#include "ui/gfx/gfx_export.h"
namespace gfx {
class ImageSkiaRep;
class GFX_EXPORT ImageSkiaSource {
virtual ~ImageSkiaSource();
// Returns the ImageSkiaRep for the given |scale|. ImageSkia caches the
// returned ImageSkiaRep and calls this method only if it doesn't have
// ImageSkiaRep for given |scale|. There is no need for the implementation to
// cache the image.
virtual gfx::ImageSkiaRep GetImageForScale(float scale) = 0;
// Subclasses should override this to return true when they are capable of
// providing an exact representation at any desired scale factor.
virtual bool HasRepresentationAtAllScales() const;
} // namespace gfx