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#ifndef DISPLAY_H
#define DISPLAY_H
#include <cairo.h>
#ifdef __cplusplus
extern "C" {
#endif
#define SCALE_SCREEN 1.0
#define SCALE_PRINT (1.0 / get_screen_dpi())
extern void repaint_dive(void);
extern void do_print(void);
extern gdouble 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 mintemp, maxtemp;
double endtempcoord;
double maxpp;
gboolean has_ndl;
struct plot_data *entry;
};
/*
* Cairo scaling really is horribly horribly mis-designed.
*
* Which is sad, because I really like Cairo otherwise. But
* the fact that the line width is scaled with the same scale
* as the coordinate system is a f*&%ing disaster. So we
* can't use it, and instead have this butt-ugly wrapper thing..
*/
struct graphics_context {
int printer;
cairo_t *cr;
cairo_rectangle_t drawing_area;
double maxx, maxy;
double leftx, rightx;
double topy, bottomy;
unsigned int maxtime;
struct plot_info pi;
};
typedef enum { SC_SCREEN, SC_PRINT } scale_mode_t;
extern void plot(struct graphics_context *gc, struct dive *dive, scale_mode_t scale);
extern struct divecomputer *select_dc(struct divecomputer *main);
extern void init_profile_background(struct graphics_context *gc);
extern void attach_tooltip(int x, int y, int w, int h, const char *text, struct event *event);
extern void get_plot_details(struct graphics_context *gc, int time, char *buf, size_t bufsize);
extern int x_to_time(double x);
extern int x_abs(double x);
struct options {
enum { PRETTY, TABLE, TWOPERPAGE } type;
int print_selected;
int color_selected;
gboolean notes_up;
int profile_height, notes_height, tanks_height;
};
extern char zoomed_plot, dc_number;
extern unsigned int amount_selected;
#ifdef __cplusplus
}
#endif
#endif
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