slideshow.c File Reference

#include "common/darktable.h"
#include "common/collection.h"
#include "common/selection.h"
#include "common/colorspaces.h"
#include "common/debug.h"
#include "common/dtpthread.h"
#include "common/imageio.h"
#include "common/imageio_module.h"
#include "control/conf.h"
#include "control/control.h"
#include "dtgtk/thumbtable.h"
#include "gui/gtk.h"
#include "views/view.h"
#include "views/view_api.h"
#include <gdk/gdkkeysyms.h>
#include <stdint.h>

Include dependency graph for slideshow.c:

Data Structures
struct	_slideshow_buf_t
struct	dt_slideshow_cache_t
struct	dt_slideshow_t

Typedefs
typedef enum dt_slideshow_event_t	dt_slideshow_event_t
typedef enum dt_slideshow_slot_t	dt_slideshow_slot_t
typedef struct _slideshow_buf_t	dt_slideshow_buf_t
typedef struct dt_slideshow_cache_t	dt_slideshow_cache_t
typedef struct dt_slideshow_t	dt_slideshow_t

Enumerations
enum	dt_slideshow_event_t {   S_REQUEST_STEP ,   S_REQUEST_STEP_BACK }
enum	dt_slideshow_slot_t {   S_LEFT = 0 ,   S_CURRENT = 1 ,   S_RIGHT = 2 ,   S_SLOT_LAST = 3 }

Functions
static void	_step_state (dt_slideshow_t *d, dt_slideshow_event_t event)
static void	shift_left (dt_slideshow_t *d)
static void	shift_right (dt_slideshow_t *d)
static void	_set_delay (dt_slideshow_t *d, int value)
static int32_t	_slideshow_get_imgid_from_rank (const dt_slideshow_t *d, const int32_t rank)
static dt_view_surface_value_t	_slideshow_request_slot (dt_slideshow_t *d, const dt_slideshow_slot_t slot)
static gboolean	auto_advance (gpointer user_data)
static void	_refresh_display (dt_slideshow_t *d)
const char *	name (const dt_view_t *self)
uint32_t	view (const dt_view_t *self)
void	init (dt_view_t *self)
void	cleanup (dt_view_t *self)
int	try_enter (dt_view_t *self)
void	enter (dt_view_t *self)
void	leave (dt_view_t *self)
void	expose (dt_view_t *self, cairo_t *cr, int32_t width, int32_t height, int32_t pointerx, int32_t pointery)
int	key_pressed (dt_view_t *self, GdkEventKey *event)
static gboolean	_slideshow_start_stop_accel (GtkAccelGroup *accel_group, GObject *accelerable, guint keyval, GdkModifierType mods, gpointer user_data)
	Toggle slideshow auto-advance using the same stepping code path as manual navigation, so pause/resume stays consistent with the current buffer state.
static gboolean	_slideshow_slow_down_accel (GtkAccelGroup *accel_group, GObject *accelerable, guint keyval, GdkModifierType mods, gpointer user_data)
	Increase the slideshow delay and store it immediately so repeated keyboard adjustments persist across view changes.
static gboolean	_slideshow_speed_up_accel (GtkAccelGroup *accel_group, GObject *accelerable, guint keyval, GdkModifierType mods, gpointer user_data)
	Decrease the slideshow delay and store it immediately so the current playback cadence matches the persisted preference.
static gboolean	_slideshow_step_forward_accel (GtkAccelGroup *accel_group, GObject *accelerable, guint keyval, GdkModifierType mods, gpointer user_data)
	Advance the slideshow while keeping auto-advance and global actions synced with the image currently displayed fullscreen.
static gboolean	_slideshow_step_back_accel (GtkAccelGroup *accel_group, GObject *accelerable, guint keyval, GdkModifierType mods, gpointer user_data)
	Step back in slideshow mode and keep the fullscreen image as the sole active image when the selection is temporarily cleared.
static gboolean	_hide_mouse (gpointer user_data)
void	mouse_moved (dt_view_t *self, double x, double y, double pressure, int which)
int	button_released (dt_view_t *self, double x, double y, int which, uint32_t state)
int	button_pressed (dt_view_t *self, double x, double y, double pressure, int which, int type, uint32_t state)
void	gui_init (dt_view_t *self)

Typedef Documentation

dt_slideshow_buf_t

typedef struct _slideshow_buf_t dt_slideshow_buf_t

dt_slideshow_cache_t

typedef struct dt_slideshow_cache_t dt_slideshow_cache_t

dt_slideshow_event_t

typedef enum dt_slideshow_event_t dt_slideshow_event_t

dt_slideshow_slot_t

typedef enum dt_slideshow_slot_t dt_slideshow_slot_t

dt_slideshow_t

typedef struct dt_slideshow_t dt_slideshow_t

Enumeration Type Documentation

dt_slideshow_event_t

enum dt_slideshow_event_t

Enumerator
S_REQUEST_STEP
S_REQUEST_STEP_BACK

dt_slideshow_slot_t

enum dt_slideshow_slot_t

Enumerator
S_LEFT
S_CURRENT
S_RIGHT
S_SLOT_LAST

Function Documentation

_hide_mouse()

static gboolean _hide_mouse ( gpointer  user_data )

static

References d, dt_view_t::data, dt_control_change_cursor(), and FALSE.

Referenced by mouse_moved().

_refresh_display()

static void _refresh_display ( dt_slideshow_t *  d )

static

References _slideshow_request_slot(), d, dt_control_queue_redraw_center(), S_CURRENT, S_LEFT, and S_RIGHT.

Referenced by _step_state(), and enter().

_set_delay()

static void _set_delay ( dt_slideshow_t *  d, int  value  )

static

References d, dt_conf_set_int(), and value.

Referenced by _slideshow_slow_down_accel(), and _slideshow_speed_up_accel().

_slideshow_get_imgid_from_rank()

static int32_t _slideshow_get_imgid_from_rank ( const dt_slideshow_t *  d, const int32_t  rank  )

static

References darktable_t::collection, d, darktable, darktable_t::db, dt_collection_get_query(), dt_database_get(), DT_DEBUG_SQLITE3_BIND_INT, DT_DEBUG_SQLITE3_PREPARE_V2, IS_NULL_PTR, and UNKNOWN_IMAGE.

Referenced by _slideshow_request_slot(), _step_state(), and enter().

_slideshow_request_slot()

static dt_view_surface_value_t _slideshow_request_slot ( dt_slideshow_t *  d, const dt_slideshow_slot_t  slot  )

static

References _slideshow_get_imgid_from_rank(), _slideshow_buf_t::cache, d, darktable, DT_THUMBTABLE_ZOOM_FIT, dt_ui_center(), dt_view_image_get_surface_async(), dt_view_image_surface_fetcher_invalidate(), DT_VIEW_SURFACE_KO, DT_VIEW_SURFACE_OK, FALSE, dt_slideshow_cache_t::fetcher, darktable_t::gui, height, _slideshow_buf_t::imgid, _slideshow_buf_t::invalidated, MAX, _slideshow_buf_t::rank, dt_slideshow_cache_t::surface, TRUE, dt_gui_gtk_t::ui, UNKNOWN_IMAGE, and width.

Referenced by _refresh_display(), auto_advance(), and expose().

_slideshow_slow_down_accel()

static gboolean _slideshow_slow_down_accel ( GtkAccelGroup *  accel_group, GObject *  accelerable, guint  keyval, GdkModifierType  mods, gpointer  user_data  )

static

Increase the slideshow delay and store it immediately so repeated keyboard adjustments persist across view changes.

References _set_delay(), d, dt_view_t::data, dt_control_log(), and TRUE.

Referenced by gui_init().

_slideshow_speed_up_accel()

static gboolean _slideshow_speed_up_accel ( GtkAccelGroup *  accel_group, GObject *  accelerable, guint  keyval, GdkModifierType  mods, gpointer  user_data  )

static

Decrease the slideshow delay and store it immediately so the current playback cadence matches the persisted preference.

References _set_delay(), d, dt_view_t::data, dt_control_log(), and TRUE.

Referenced by gui_init().

_slideshow_start_stop_accel()

static gboolean _slideshow_start_stop_accel ( GtkAccelGroup *  accel_group, GObject *  accelerable, guint  keyval, GdkModifierType  mods, gpointer  user_data  )

static

Toggle slideshow auto-advance using the same stepping code path as manual navigation, so pause/resume stays consistent with the current buffer state.

References auto_advance(), d, dt_view_t::data, dt_control_log(), FALSE, and TRUE.

Referenced by gui_init().

_slideshow_step_back_accel()

static gboolean _slideshow_step_back_accel ( GtkAccelGroup *  accel_group, GObject *  accelerable, guint  keyval, GdkModifierType  mods, gpointer  user_data  )

static

Step back in slideshow mode and keep the fullscreen image as the sole active image when the selection is temporarily cleared.

References _step_state(), d, dt_view_t::data, dt_control_log(), FALSE, S_REQUEST_STEP_BACK, and TRUE.

Referenced by gui_init().

_slideshow_step_forward_accel()

static gboolean _slideshow_step_forward_accel ( GtkAccelGroup *  accel_group, GObject *  accelerable, guint  keyval, GdkModifierType  mods, gpointer  user_data  )

static

Advance the slideshow while keeping auto-advance and global actions synced with the image currently displayed fullscreen.

References _step_state(), d, dt_view_t::data, dt_control_log(), FALSE, S_REQUEST_STEP, and TRUE.

Referenced by gui_init().

_step_state()

static void _step_state ( dt_slideshow_t *  d, dt_slideshow_event_t  event  )

static

References _refresh_display(), _slideshow_get_imgid_from_rank(), auto_advance(), d, dt_control_log(), dt_pthread_mutex_lock(), dt_pthread_mutex_unlock(), dt_view_active_images_add(), dt_view_active_images_reset(), FALSE, S_CURRENT, S_LEFT, S_REQUEST_STEP, S_REQUEST_STEP_BACK, S_RIGHT, shift_left(), shift_right(), and UNKNOWN_IMAGE.

Referenced by _slideshow_step_back_accel(), _slideshow_step_forward_accel(), auto_advance(), and button_pressed().

auto_advance()

static gboolean auto_advance ( gpointer  user_data )

static

References _slideshow_request_slot(), _step_state(), auto_advance(), dt_slideshow_t::auto_advance_timeout, d, dt_control_queue_redraw_center(), dt_pthread_mutex_lock(), dt_pthread_mutex_unlock(), FALSE, S_CURRENT, S_LEFT, S_REQUEST_STEP, and S_RIGHT.

Referenced by _slideshow_start_stop_accel(), _step_state(), and auto_advance().

button_pressed()

int button_pressed	(	dt_view_t *	self,
		double	x,
		double	y,
		double	pressure,
		int	which,
		int	type,
		uint32_t	state
	)

References _step_state(), d, dt_view_t::data, S_REQUEST_STEP, and S_REQUEST_STEP_BACK.

button_released()

int button_released	(	dt_view_t *	self,
		double	x,
		double	y,
		int	which,
		uint32_t	state
	)

cleanup()

void cleanup

(

dt_view_t *

self

)

References dt_slideshow_t::auto_advance_timeout, dt_slideshow_t::cache, dt_view_t::data, dt_free, dt_pthread_mutex_destroy(), dt_view_image_surface_fetcher_cleanup(), dt_slideshow_cache_t::fetcher, dt_slideshow_t::incoming_selection, k, dt_slideshow_t::lock, dt_slideshow_t::mouse_timeout, dt_slideshow_t::playlist, S_LEFT, and S_SLOT_LAST.

enter()

void enter

(

dt_view_t *

self

)

References _refresh_display(), _slideshow_get_imgid_from_rank(), dt_gui_gtk_t::accels, darktable_t::collection, d, darktable, dt_view_t::data, dt_accels_connect_accels(), dt_accels_connect_active_group(), dt_collection_get_count(), dt_conf_get_int(), dt_control_change_cursor(), dt_control_log(), dt_control_queue_redraw(), dt_gui_refocus_center(), dt_pthread_mutex_lock(), dt_pthread_mutex_unlock(), dt_selection_clear(), dt_ui_main_window(), DT_UI_PANEL_BOTTOM, DT_UI_PANEL_LEFT, DT_UI_PANEL_RIGHT, dt_ui_panel_show(), DT_UI_PANEL_TOP, dt_view_active_images_add(), dt_view_active_images_get_all(), dt_view_active_images_reset(), dt_view_active_images_set(), dt_view_image_surface_fetcher_invalidate(), FALSE, darktable_t::gui, k, mon, S_CURRENT, S_LEFT, S_RIGHT, S_SLOT_LAST, darktable_t::selection, TRUE, dt_gui_gtk_t::ui, UNKNOWN_IMAGE, and rect::width.

expose()

void expose	(	dt_view_t *	self,
		cairo_t *	cr,
		int32_t	width,
		int32_t	height,
		int32_t	pointerx,
		int32_t	pointery
	)

References _slideshow_request_slot(), _slideshow_buf_t::cache, d, darktable, dt_view_t::data, dt_control_draw_busy_msg(), dt_pthread_mutex_lock(), dt_pthread_mutex_unlock(), dt_gui_gtk_t::filter_image, darktable_t::gui, height, _slideshow_buf_t::invalidated, _slideshow_buf_t::rank, S_CURRENT, S_LEFT, S_RIGHT, dt_slideshow_cache_t::surface, and width.

gui_init()

void gui_init

(

dt_view_t *

self

)

References _slideshow_slow_down_accel(), _slideshow_speed_up_accel(), _slideshow_start_stop_accel(), _slideshow_step_back_accel(), _slideshow_step_forward_accel(), and dt_accels_new_slideshow_action.

init()

void init

(

dt_view_t *

self

)

References dt_slideshow_t::buf, _slideshow_buf_t::cache, dt_slideshow_t::cache, dt_view_t::data, dt_pthread_mutex_init(), dt_view_image_surface_fetcher_init(), dt_slideshow_cache_t::fetcher, _slideshow_buf_t::imgid, _slideshow_buf_t::invalidated, k, dt_slideshow_t::lock, _slideshow_buf_t::rank, S_LEFT, S_SLOT_LAST, TRUE, and UNKNOWN_IMAGE.

key_pressed()

int key_pressed	(	dt_view_t *	self,
		GdkEventKey *	event
	)

References darktable, dt_ctl_switch_mode_to(), FALSE, darktable_t::gui, dt_ui_t::main_window, TRUE, and dt_gui_gtk_t::ui.

leave()

void leave

(

dt_view_t *

self

)

References dt_gui_gtk_t::accels, d, darktable, dt_view_t::data, dt_accels_disconnect_active_group(), dt_control_change_cursor(), dt_selection_clear(), dt_selection_select_list(), dt_view_active_images_get_all(), dt_view_active_images_reset(), dt_view_image_surface_fetcher_invalidate(), FALSE, darktable_t::gui, k, S_LEFT, S_SLOT_LAST, darktable_t::selection, TRUE, and UNKNOWN_IMAGE.

mouse_moved()

void mouse_moved	(	dt_view_t *	self,
		double	x,
		double	y,
		double	pressure,
		int	which
	)

References _hide_mouse(), d, dt_view_t::data, and dt_control_change_cursor().

name()

const char * name

(

const dt_view_t *

self

)

shift_left()

static void shift_left ( dt_slideshow_t *  d )

static

References d, k, S_CURRENT, S_LEFT, S_RIGHT, TRUE, and UNKNOWN_IMAGE.

Referenced by _step_state().

shift_right()

static void shift_right ( dt_slideshow_t *  d )

static

References d, k, S_CURRENT, S_LEFT, S_RIGHT, TRUE, and UNKNOWN_IMAGE.

Referenced by _step_state().

try_enter()

int try_enter

(

dt_view_t *

self

)

References darktable_t::collection, d, darktable, dt_view_t::data, dt_collection_get_count(), dt_control_log(), dt_selection_get_list(), dt_view_active_images_get_all(), and darktable_t::selection.

view()

uint32_t view

(

const dt_view_t *

self

)

References DT_VIEW_SLIDESHOW.