#include <cstdlib>
#include <cstring>
#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 "BKE_context.hh"
#include "BKE_layer.hh"
#include "BKE_main.hh"
#include "BKE_undo_system.hh"
#include "BKE_vfont.hh"
#include "DEG_depsgraph.hh"
#include "ED_curve.hh"
#include "ED_undo.hh"
#include "WM_api.hh"
#include "WM_types.hh"
#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)

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)

Implements ED Undo System
static bool	font_undosys_poll (bContext *C)

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

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

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)

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

Array Store
struct {

BArrayStore_AtSize bs_stride

int users

ListBase local_links

}	uf_arraystore = {{nullptr}}

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 43 of file editfont_undo.cc.

◆ STATE_COMPACT

#define STATE_COMPACT	(	uf,
		id,
		len )

Value:

    if ((uf)->id) { \
      BLI_assert(create == ((uf)->store.id == nullptr)); \
      if (create) { \
        BArrayState *state_reference = uf_ref ? uf_ref->store.id : nullptr; \
        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 = nullptr; \
    } \
    ((void)0)

Referenced by uf_arraystore_compact_ex().

◆ 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; \
      *(void **)&(uf)->id = BLI_array_store_state_data_get_alloc(state, &state_len); \
      BLI_assert((len) == (state_len / stride)); \
      UNUSED_VARS_NDEBUG(stride); \
    } \
    ((void)0)

Referenced by uf_arraystore_expand().

◆ 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 = nullptr; \
    } \
    ((void)0)

Referenced by uf_arraystore_free().

◆ USE_ARRAY_STORE

#define USE_ARRAY_STORE

Definition at line 36 of file editfont_undo.cc.

Function Documentation

◆ ED_font_undosys_type()

void ED_font_undosys_type ( UndoType * ut )

Export for ED_undo_sys.

Definition at line 403 of file editfont_undo.cc.

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 310 of file editfont_undo.cc.

References BKE_view_layer_edit_object_get(), BKE_view_layer_synced_ensure(), CTX_data_scene(), CTX_data_view_layer(), Object::data, Curve::editfont, OB_FONT, 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 394 of file editfont_undo.cc.

References FontUndoStep::obedit_ref, and FontUndoStep::scene_ref.

Referenced by ED_font_undosys_type().

◆ font_undosys_poll()

static bool font_undosys_poll ( bContext * C )

static

Definition at line 341 of file editfont_undo.cc.

References editfont_object_from_context().

Referenced by ED_font_undosys_type(), and font_undosys_step_decode().

◆ font_undosys_step_decode()

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

static

◆ font_undosys_step_encode()

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

static

Definition at line 346 of file editfont_undo.cc.

References CTX_data_scene(), 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::scene_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 388 of file editfont_undo.cc.

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 121 of file editfont_undo.cc.

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 89 of file editfont_undo.cc.

References UndoFont::len, STATE_COMPACT, and uf_arraystore.

Referenced by uf_arraystore_compact(), and uf_arraystore_expand_clear().