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// SPDX-License-Identifier: GPL-2.0
#ifndef DISPLAY_H
#define DISPLAY_H
#ifdef __cplusplus
extern "C" {
#endif
struct membuffer;
#define SCALE_SCREEN 1.0
#define SCALE_PRINT (1.0 / get_screen_dpi())
extern double get_screen_dpi(void);
/* Plot info with smoothing, velocity indication
* and one-, two- and three-minute minimums and maximums */
struct plot_info {
int nr;
int maxtime;
int meandepth, maxdepth;
int minpressure, maxpressure;
int minhr, maxhr;
int mintemp, maxtemp;
enum {AIR, NITROX, TRIMIX, FREEDIVING} dive_type;
double endtempcoord;
double maxpp;
struct plot_data *entry;
};
typedef enum {
SC_SCREEN,
SC_PRINT
} scale_mode_t;
extern struct divecomputer *select_dc(struct dive *);
extern unsigned int dc_number;
extern unsigned int amount_selected;
extern int is_default_dive_computer_device(const char *);
extern int is_default_dive_computer(const char *, const char *);
typedef void (*device_callback_t)(const char *name, void *userdata);
#define DC_TYPE_SERIAL 1
#define DC_TYPE_UEMIS 2
#define DC_TYPE_OTHER 3
int enumerate_devices(device_callback_t callback, void *userdata, int dc_type);
extern const char *default_dive_computer_vendor;
extern const char *default_dive_computer_product;
extern const char *default_dive_computer_device;
extern int default_dive_computer_download_mode;
#define AMB_PERCENTAGE 50.0
#ifdef __cplusplus
}
#endif
#endif // DISPLAY_H
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