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#pragma once
#include "Path.hpp"
#include <string>
#include <vector>
#include <SFML/Graphics/RenderWindow.hpp>
#include <SFML/Graphics/Texture.hpp>
#include <SFML/Graphics/Sprite.hpp>
#include <SFML/Graphics/Font.hpp>
#include <SFML/Graphics/Text.hpp>
#include <SFML/System/Clock.hpp>
namespace QuickMedia {
class Manga;
struct ImageData {
sf::Texture texture;
sf::Sprite sprite;
bool failed_to_load_image;
bool visible_on_screen;
};
struct PageSize {
sf::Vector2<double> size;
bool loaded;
};
enum class ImageViewerAction {
NONE,
RETURN,
SWITCH_TO_SINGLE_IMAGE_MODE
};
class ImageViewer {
public:
ImageViewer(Manga *manga, const std::string &images_url, const std::string &chapter_title, int current_page, const Path &chapter_cache_dir, sf::Font *font);
ImageViewerAction draw(sf::RenderWindow &window);
// Returns page as 1 indexed
int get_focused_page() const;
int get_num_pages() const { return num_pages; }
private:
bool render_page(sf::RenderWindow &window, int page, double offset_y);
sf::Vector2<double> get_page_size(int page);
private:
int current_page;
int num_pages;
int page_center;
std::string chapter_title;
Path chapter_cache_dir;
double scroll = 0.0;
double scroll_speed = 0.0;
double min_page_center_dist;
int page_closest_to_center;
int focused_page;
int prev_focused_page = -1;
sf::Font *font;
sf::Clock frame_timer;
sf::Text page_text;
std::vector<std::unique_ptr<ImageData>> image_data;
std::vector<PageSize> page_size;
sf::Vector2<double> window_size;
bool window_size_set = false;
bool middle_mouse_scrolling = false;
double autoscroll_start_y = 0.0;
sf::Cursor default_cursor;
sf::Cursor size_vertical_cursor;
bool has_default_cursor;
bool has_size_vertical_cursor;
bool up_pressed = false;
bool down_pressed = false;
};
}
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