#include <stdlib.h>
#include <string.h>
#include "MEM_guardedalloc.h"
#include "CLG_log.h"
#include "BLI_array_utils.h"
#include "BLI_utildefines.h"
#include "DNA_curve_types.h"
#include "DNA_object_types.h"
#include "DNA_scene_types.h"
#include "BKE_context.h"
#include "BKE_font.h"
#include "BKE_main.h"
#include "BKE_undo_system.h"
#include "DEG_depsgraph.h"
#include "ED_curve.h"
#include "ED_object.h"
#include "ED_undo.h"
#include "WM_api.h"
#include "WM_types.h"
#include "BLI_array_store.h"
#include "BLI_array_store_utils.h"
#include "BLI_listbase.h"

Classes
struct	UndoFont

struct	FontUndoStep

Macros
#define	USE_ARRAY_STORE

#define	ARRAY_CHUNK_SIZE 32

#define	STATE_COMPACT(uf, id, len)

#define	STATE_EXPAND(uf, id, len)

#define	STATE_FREE(uf, id)

Typedefs
Undo Conversion
typedef struct UndoFont	UndoFont

Functions
static void	undofont_to_editfont (UndoFont uf, Curve cu)

static void *	undofont_from_editfont (UndoFont uf, Curve cu)

static void	undofont_free_data (UndoFont *uf)

static Object *	editfont_object_from_context (bContext *C)

Variables
static CLG_LogRef	LOG = {"ed.undo.font"}

Implements ED Undo System
typedef struct FontUndoStep	FontUndoStep

static bool	font_undosys_poll (bContext *C)

static bool	font_undosys_step_encode (struct bContext C, struct Main bmain, UndoStep *us_p)

static void	font_undosys_step_decode (struct bContext C, struct Main bmain, UndoStep *us_p, const eUndoStepDir UNUSED(dir), bool UNUSED(is_final))

static void	font_undosys_step_free (UndoStep *us_p)

static void	font_undosys_foreach_ID_ref (UndoStep us_p, UndoTypeForEachIDRefFn foreach_ID_ref_fn, void user_data)

void	ED_font_undosys_type (UndoType *ut)

Array Store
struct {
struct BArrayStore_AtSize bs_stride

int users

ListBase local_links

}	uf_arraystore = {{NULL}}

static void	uf_arraystore_compact_ex (UndoFont uf, const UndoFont uf_ref, bool create)

static void	uf_arraystore_compact (UndoFont um, const UndoFont uf_ref)

static void	uf_arraystore_compact_with_info (UndoFont um, const UndoFont uf_ref)

static void	uf_arraystore_expand_clear (UndoFont *um)

static void	uf_arraystore_expand (UndoFont *uf)

static void	uf_arraystore_free (UndoFont *uf)

Macro Definition Documentation

◆ ARRAY_CHUNK_SIZE

#define ARRAY_CHUNK_SIZE 32

Definition at line 56 of file editfont_undo.c.

◆ STATE_COMPACT

#define STATE_COMPACT	(	uf,
		id,
		len
	)

Value:

    if ((uf)->id) { \
      BLI_assert(create == ((uf)->store.id == NULL)); \
      if (create) { \
        BArrayState *state_reference = uf_ref ? uf_ref->store.id : NULL; \
        const size_t stride = sizeof(*(uf)->id); \
        BArrayStore *bs = BLI_array_store_at_size_ensure( \
            &uf_arraystore.bs_stride, stride, ARRAY_CHUNK_SIZE); \
        (uf)->store.id = BLI_array_store_state_add( \
            bs, (uf)->id, (size_t)(len)*stride, state_reference); \
      } \
      /* keep uf->len for validation */ \
      MEM_freeN((uf)->id); \
      (uf)->id = NULL; \
    } \
    ((void)0)

◆ STATE_EXPAND

#define STATE_EXPAND	(	uf,
		id,
		len
	)

Value:

    if ((uf)->store.id) { \
      const size_t stride = sizeof(*(uf)->id); \
      BArrayState *state = (uf)->store.id; \
      size_t state_len; \
      (uf)->id = BLI_array_store_state_data_get_alloc(state, &state_len); \
      BLI_assert((len) == (state_len / stride)); \
      UNUSED_VARS_NDEBUG(stride); \
    } \
    ((void)0)

◆ STATE_FREE

#define STATE_FREE	(	uf,
		id
	)

Value:

    if ((uf)->store.id) { \
      const size_t stride = sizeof(*(uf)->id); \
      BArrayStore *bs = BLI_array_store_at_size_get(&uf_arraystore.bs_stride, stride); \
      BArrayState *state = (uf)->store.id; \
      BLI_array_store_state_remove(bs, state); \
      (uf)->store.id = NULL; \
    } \
    ((void)0)

◆ USE_ARRAY_STORE

#define USE_ARRAY_STORE

Definition at line 49 of file editfont_undo.c.

Typedef Documentation

◆ FontUndoStep

typedef struct FontUndoStep FontUndoStep

◆ UndoFont

typedef struct UndoFont UndoFont

Function Documentation

◆ ED_font_undosys_type()

void ED_font_undosys_type ( UndoType * ut )

Definition at line 409 of file editfont_undo.c.

References UndoType::flags, font_undosys_foreach_ID_ref(), font_undosys_poll(), font_undosys_step_decode(), font_undosys_step_encode(), font_undosys_step_free(), UndoType::name, UndoType::poll, UndoType::step_decode, UndoType::step_encode, UndoType::step_foreach_ID_ref, UndoType::step_free, UndoType::step_size, and UNDOTYPE_FLAG_NEED_CONTEXT_FOR_ENCODE.

Referenced by ED_undosys_type_init().

◆ editfont_object_from_context()

static Object* editfont_object_from_context ( bContext * C )

static

Definition at line 322 of file editfont_undo.c.

References C, CTX_data_view_layer(), Object::data, Curve::editfont, NULL, OB_FONT, OBEDIT_FROM_VIEW_LAYER, and Object::type.

Referenced by font_undosys_poll(), and font_undosys_step_encode().

◆ font_undosys_foreach_ID_ref()

static void font_undosys_foreach_ID_ref	(	UndoStep *	us_p,
		UndoTypeForEachIDRefFn	foreach_ID_ref_fn,
		void *	user_data
	)

static

Definition at line 400 of file editfont_undo.c.

References FontUndoStep::obedit_ref, and user_data.

Referenced by ED_font_undosys_type().

◆ font_undosys_poll()

static bool font_undosys_poll ( bContext * C )

static

Definition at line 349 of file editfont_undo.c.

References C, editfont_object_from_context(), and NULL.

Referenced by ED_font_undosys_type(), and font_undosys_step_decode().

◆ font_undosys_step_decode()

static void font_undosys_step_decode	(	struct bContext *	C,
		struct Main *	bmain,
		UndoStep *	us_p,
		const eUndoStepDir	UNUSEDdir,
		bool	UNUSEDis_final
	)

static

◆ font_undosys_step_encode()

static bool font_undosys_step_encode	(	struct bContext *	C,
		struct Main *	bmain,
		UndoStep *	us_p
	)

static

Definition at line 354 of file editfont_undo.c.

References C, FontUndoStep::data, UndoStep::data_size, Curve::editfont, editfont_object_from_context(), Main::is_memfile_undo_flush_needed, EditFont::needs_flush_to_id, FontUndoStep::obedit_ref, FontUndoStep::step, UndoFont::undo_size, and undofont_from_editfont().

Referenced by ED_font_undosys_type().

◆ font_undosys_step_free()

static void font_undosys_step_free ( UndoStep * us_p )

static

Definition at line 394 of file editfont_undo.c.

References FontUndoStep::data, and undofont_free_data().

Referenced by ED_font_undosys_type().

◆ uf_arraystore_compact()

static void uf_arraystore_compact	(	UndoFont *	um,
		const UndoFont *	uf_ref
	)

static

Move data from allocated arrays to de-duplicated states and clear arrays.

Definition at line 134 of file editfont_undo.c.

References uf_arraystore_compact_ex().

Referenced by uf_arraystore_compact_with_info().

◆ uf_arraystore_compact_ex()

static void uf_arraystore_compact_ex	(	UndoFont *	uf,
		const UndoFont *	uf_ref,
		bool	create
	)

static

Parameters

create When false, only free the arrays. This is done since when reading from an undo state, they must be temporarily expanded. then discarded afterwards, having this argument avoids having 2x code paths.

Definition at line 102 of file editfont_undo.c.

References UndoFont::len, STATE_COMPACT, and uf_arraystore.

Referenced by uf_arraystore_compact(), and uf_arraystore_expand_clear().