File: lens_overlay_proto_converter.h

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// Copyright 2024 The Chromium Authors
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.

#ifndef CHROME_BROWSER_UI_LENS_LENS_OVERLAY_PROTO_CONVERTER_H_
#define CHROME_BROWSER_UI_LENS_LENS_OVERLAY_PROTO_CONVERTER_H_

#include "chrome/browser/lens/core/mojom/overlay_object.mojom.h"
#include "chrome/browser/lens/core/mojom/text.mojom.h"
#include "components/optimization_guide/content/browser/page_content_proto_provider.h"
#include "components/optimization_guide/content/browser/page_context_eligibility_api.h"
#include "third_party/lens_server_proto/lens_overlay_geometry.pb.h"
#include "third_party/lens_server_proto/lens_overlay_server.pb.h"
#include "third_party/lens_server_proto/lens_overlay_service_deps.pb.h"

namespace lens {

// Returns a list of overlay object mojom pointers created from the lens overlay
// server response.
std::vector<lens::mojom::OverlayObjectPtr>
CreateObjectsMojomArrayFromServerResponse(
    const lens::LensOverlayServerResponse& response);

// Returns a text mojom object pointer from a lens overlay server response.
// Returns a empty text ptr if there is no text in response.
// |resized_bitmap_size| is needed to calculate background image data paddings
// for translation text data. That calculation is done when rendering the
// background image data in the overlay.
lens::mojom::TextPtr CreateTextMojomFromServerResponse(
    const lens::LensOverlayServerResponse& response,
    const gfx::Size resized_bitmap_size);

// Returns a text mojom object pointer from a lens overlay interaction response.
// Returns a empty text ptr if there is no text in response.
// `resized_bitmap_size` is needed to calculate background image data paddings
// for translation text data. That calculation is done when rendering the
// background image data in the overlay. Also passes the `region_crop_box` to
// scale the text geometry relative to the full page. Otherwise, it will be
// render incorrectly.
lens::mojom::TextPtr CreateTextMojomFromInteractionResponse(
    const lens::LensOverlayInteractionResponse& response,
    const lens::ZoomedCrop& region_crop_box,
    const gfx::Size& resized_bitmap_size);
}  // namespace lens

#endif  // CHROME_BROWSER_UI_LENS_LENS_OVERLAY_PROTO_CONVERTER_H_