source: mainline/contrib/arch/uspace/srv/fb/fb.adl

interface fb extends service {
                /* Get screen resolution */
                sysarg_t get_resolution(out sysarg_t width, out sysarg_t height);

                /* Yield screen */
                sysarg_t screen_yield(void);

                /* Reclaim screen */
                sysarg_t screen_reclaim(void);

                /* Set mouse cursor position on screen */
                sysarg_t pointer_move(in sysarg_t x, in sysarg_t y);

                /* Create new viewport */
                sysarg_t viewport_create(in sysarg_t origin, in sysarg_t dimension);

                /* Get viewport size in character cells */
                sysarg_t get_csize(out sysarg_t width, out sysarg_t height);

                /* Clear viewport character buffer */
                sysarg_t clear(void);

                /* Scroll viewport character buffer */
                sysarg_t scroll(in sysarg_t lines);

                /* Set active viewport */
                sysarg_t viewport_switch(in sysarg_t index);

                /* Delete viewport */
                sysarg_t viewport_delete(in sysarg_t index);

                /* Get color capabilities of the screen */
                sysarg_t get_color_cap(void);

                /* Set abstract text style */
                sysarg_t set_style(in sysarg_t style);

                /* Set EGA-based text color */
                sysarg_t set_color(in sysarg_t fg_color, in sysarg_t bg_color, in sysarg_t atrr);

                /* Set RGB-based text color */
                sysarg_t set_rgb_color(in sysarg_t fg_color, in sysarg_t bg_color);

                /* Put a character to a given position in viewport character buffer */
                sysarg_t putchar(in sysarg_t char, in sysarg_t col, in sysarg_t row);

                /* Set character cursor visibility in viewport */
                sysarg_t cursor_visibility(in sysarg_t visible);

                /* Set character cursor position in viewport */
                sysarg_t cursor_goto(in sysarg_t col, in sysarg_t row);

                /* Prepare memory sharing of bitmaps */
                sysarg_t prepare_shm(in sysarg_t as_area_base);

                /* Share bitmap or text data */
                sysarg_t ipc_m_share_out(in sysarg_t as_area_base, in sysarg_t as_area_size, out sysarg_t dst_as_area);

                /* Drop memory sharing */
                sysarg_t drop_shm(void);

                /* Draw PPM data from shared memory to viewport */
                sysarg_t draw_ppm(in sysarg_t x, in sysarg_t y);

                /* Put characters from shared memory to viewport */
                sysarg_t draw_text_data(in sysarg_t x, in sysarg_t y, in sysarg_t width, in sysarg_t height);

                /* Convert PPM data from shared memory to pixmap */
                sysarg_t shm2pixmap(void);

                /* Save viewport contents to a pixmap */
                sysarg_t vp2pixmap(in sysarg_t vp_index);

                /* Draw pixmap to viewport */
                sysarg_t vp_draw_pixmap(in sysarg_t vp_index, in sysarg_t pm_index);

                /* Discard pixmap */
                sysarg_t drop_pixmap(in sysarg_t pm_index);

                /* Create new (empty) animation for a viewport */
                sysarg_t anim_create(in sysarg_t vp_index);

                /* Append a pixmap to an animation */
                sysarg_t anim_addpixmap(in sysarg_t anim_index, in sysarg_t pm_index);

                /* Change a viewport associated with an animation */
                sysarg_t anim_chgvp(in sysarg_t anim_index, in sysarg_t vp_index);

                /* Start animation playback */
                sysarg_t anim_start(in sysarg_t anim_index);

                /* Stop animation playback */
                sysarg_t anim_stop(in sysarg_t anim_index);

                /* Delete animation */
                sysarg_t anim_drop(in sysarg_t anim_index);
        protocol:
                [fb.bp]
};

frame fb {
        provides:
                fb fb;
        requires:
                [/uspace/lib/libc/requires]
                ns ns;
        initialization:
                !ns.ipc_m_connect_to_me /* fb */
        protocol:
                [/uspace/lib/libc/protocol]
};