yaze::editor::ScreenEditAction Class Reference

Undoable action for screen editor edits. More...

#include <screen_undo_actions.h>

Inheritance diagram for yaze::editor::ScreenEditAction:

Collaboration diagram for yaze::editor::ScreenEditAction:

Public Types
using	RestoreFn = std::function<void(const ScreenSnapshot&)>

Public Member Functions
	ScreenEditAction (ScreenSnapshot before, ScreenSnapshot after, RestoreFn restore, std::string description)
absl::Status	Undo () override
absl::Status	Redo () override
std::string	Description () const override
	Human-readable description (e.g., "Paint 12 tiles on map 5")
size_t	MemoryUsage () const override
	Approximate memory footprint for budget enforcement.
bool	CanMergeWith (const UndoAction &) const override
Public Member Functions inherited from yaze::editor::UndoAction
virtual	~UndoAction ()=default
virtual void	MergeWith (UndoAction &)

Private Attributes
ScreenSnapshot	before_
ScreenSnapshot	after_
RestoreFn	restore_
std::string	description_

Detailed Description

Undoable action for screen editor edits.

Stores before and after snapshots and uses a caller-provided restore callback to apply them back into the ScreenEditor. Follows the same pattern as DungeonObjectsAction and Tile16EditAction.

Definition at line 72 of file screen_undo_actions.h.

Member Typedef Documentation

RestoreFn

using yaze::editor::ScreenEditAction::RestoreFn = std::function<void(const ScreenSnapshot&)>

Definition at line 74 of file screen_undo_actions.h.

Constructor & Destructor Documentation

ScreenEditAction()

yaze::editor::ScreenEditAction::ScreenEditAction ( ScreenSnapshot before, ScreenSnapshot after, RestoreFn restore, std::string description )

inline

Definition at line 76 of file screen_undo_actions.h.

Member Function Documentation

Undo()

absl::Status yaze::editor::ScreenEditAction::Undo ( )

inlineoverridevirtual

Implements yaze::editor::UndoAction.

Definition at line 83 of file screen_undo_actions.h.

References before_, and restore_.

Redo()

absl::Status yaze::editor::ScreenEditAction::Redo ( )

inlineoverridevirtual

Implements yaze::editor::UndoAction.

Definition at line 91 of file screen_undo_actions.h.

References after_, and restore_.

Description()

std::string yaze::editor::ScreenEditAction::Description ( ) const

inlineoverridevirtual

Human-readable description (e.g., "Paint 12 tiles on map 5")

Implements yaze::editor::UndoAction.

Definition at line 99 of file screen_undo_actions.h.

References description_.

MemoryUsage()

size_t yaze::editor::ScreenEditAction::MemoryUsage ( ) const

inlineoverridevirtual

Approximate memory footprint for budget enforcement.

Reimplemented from yaze::editor::UndoAction.

Definition at line 101 of file screen_undo_actions.h.

References after_, before_, yaze::editor::ScreenSnapshot::dungeon_map, yaze::zelda3::DungeonMap::floor_gfx, yaze::zelda3::DungeonMap::floor_rooms, and yaze::editor::DungeonMapSnapshot::map_data.

CanMergeWith()

bool yaze::editor::ScreenEditAction::CanMergeWith ( const UndoAction & ) const

inlineoverridevirtual

Whether this action can merge with the previous action on the stack. Called only when both actions have the same concrete type.

Reimplemented from yaze::editor::UndoAction.

Definition at line 115 of file screen_undo_actions.h.

Member Data Documentation

before_

ScreenSnapshot yaze::editor::ScreenEditAction::before_

private

Definition at line 118 of file screen_undo_actions.h.

Referenced by MemoryUsage(), and Undo().

after_

ScreenSnapshot yaze::editor::ScreenEditAction::after_

private

Definition at line 119 of file screen_undo_actions.h.

Referenced by MemoryUsage(), and Redo().

restore_

RestoreFn yaze::editor::ScreenEditAction::restore_

private

Definition at line 120 of file screen_undo_actions.h.

Referenced by Redo(), and Undo().

description_

std::string yaze::editor::ScreenEditAction::description_

private

Definition at line 121 of file screen_undo_actions.h.

Referenced by Description().

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The documentation for this class was generated from the following file:

• src/app/editor/graphics/screen_undo_actions.h