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73 lines
1.6 KiB
C
73 lines
1.6 KiB
C
#ifndef DISPLAY_H
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#define DISPLAY_H
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#ifdef __cplusplus
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extern "C" {
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#endif
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struct membuffer;
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#define SCALE_SCREEN 1.0
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#define SCALE_PRINT (1.0 / get_screen_dpi())
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extern double get_screen_dpi(void);
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/* Plot info with smoothing, velocity indication
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* and one-, two- and three-minute minimums and maximums */
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struct plot_info {
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int nr;
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int maxtime;
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int meandepth, maxdepth;
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int minpressure, maxpressure;
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int minhr, maxhr;
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int mintemp, maxtemp;
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double endtempcoord;
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double maxpp;
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bool has_ndl;
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struct plot_data *entry;
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};
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/*
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* handy datastructure to keep all of our scaling data in one place
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*/
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struct graphics_context {
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int printer;
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double maxx, maxy;
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double leftx, rightx;
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double topy, bottomy;
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unsigned int maxtime;
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struct plot_info pi;
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};
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typedef enum { SC_SCREEN, SC_PRINT } scale_mode_t;
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extern struct divecomputer *select_dc(struct divecomputer *main);
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extern void get_plot_details(struct graphics_context *gc, int time, struct membuffer *mb);
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struct options {
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enum { PRETTY, TABLE, TWOPERPAGE } type;
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int print_selected;
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int color_selected;
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bool notes_up;
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int profile_height, notes_height, tanks_height;
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};
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extern char zoomed_plot, dc_number;
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extern unsigned int amount_selected;
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extern int is_default_dive_computer_device(const char *);
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extern int is_default_dive_computer(const char *, const char *);
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typedef void (*device_callback_t) (const char *name, void *userdata);
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int enumerate_devices (device_callback_t callback, void *userdata);
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extern const char *default_dive_computer_vendor;
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extern const char *default_dive_computer_product;
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extern const char *default_dive_computer_device;
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#ifdef __cplusplus
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}
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#endif
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#endif // DISPLAY_H
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