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// Display images inside a terminal
// Copyright (C) 2023 JustKidding
//
// This program is free software: you can redistribute it and/or modify
// it under the terms of the GNU General Public License as published by
// the Free Software Foundation, either version 3 of the License, or
// (at your option) any later version.
//
// This program is distributed in the hope that it will be useful,
// but WITHOUT ANY WARRANTY; without even the implied warranty of
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
// GNU General Public License for more details.
//
// You should have received a copy of the GNU General Public License
// along with this program. If not, see <https://www.gnu.org/licenses/>.
#ifndef LIBVIPS_IMAGE_H
#define LIBVIPS_IMAGE_H
#include "image.hpp"
#include "util/ptr.hpp"
#include <filesystem>
#include <spdlog/spdlog.h>
#include <string>
#include <vips/vips8>
class LibvipsImage : public Image
{
public:
LibvipsImage(std::shared_ptr<Dimensions> new_dims, const std::string &filename, bool in_cache);
[[nodiscard]] auto dimensions() const -> const Dimensions & override;
[[nodiscard]] auto width() const -> int override;
[[nodiscard]] auto height() const -> int override;
[[nodiscard]] auto size() const -> size_t override;
[[nodiscard]] auto data() const -> const unsigned char * override;
[[nodiscard]] auto channels() const -> int override;
void next_frame() override;
[[nodiscard]] auto frame_delay() const -> int override;
[[nodiscard]] auto is_animated() const -> bool override;
[[nodiscard]] auto filename() const -> std::string override;
private:
vips::VImage image;
vips::VImage backup;
c_unique_ptr<unsigned char, g_free> _data;
std::filesystem::path path;
std::shared_ptr<Dimensions> dims;
std::shared_ptr<Flags> flags;
std::shared_ptr<spdlog::logger> logger;
uint32_t max_width;
uint32_t max_height;
size_t _size = 0;
// for animated pictures
int top = 0;
int orig_height;
int npages = 0;
bool is_anim = false;
bool in_cache;
void process_image();
void resize_image();
};
#endif
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