yaze::editor::GraphicsPixelEditAction Class Reference

Undoable action for pixel edits on a graphics sheet. More...

#include <graphics_undo_actions.h>

Inheritance diagram for yaze::editor::GraphicsPixelEditAction:

Collaboration diagram for yaze::editor::GraphicsPixelEditAction:

Public Member Functions
	GraphicsPixelEditAction (uint16_t sheet_id, std::vector< uint8_t > before_data, std::vector< uint8_t > after_data, 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
uint16_t	sheet_id_
std::vector< uint8_t >	before_data_
std::vector< uint8_t >	after_data_
std::string	description_

Detailed Description

Undoable action for pixel edits on a graphics sheet.

Captures a full snapshot of the sheet pixel data before and after the edit stroke so that Undo restores the before-state and Redo restores the after-state.

Definition at line 26 of file graphics_undo_actions.h.

Constructor & Destructor Documentation

GraphicsPixelEditAction()

yaze::editor::GraphicsPixelEditAction::GraphicsPixelEditAction ( uint16_t sheet_id, std::vector< uint8_t > before_data, std::vector< uint8_t > after_data, std::string description )

inline

Definition at line 28 of file graphics_undo_actions.h.

Member Function Documentation

Undo()

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

inlineoverridevirtual

Implements yaze::editor::UndoAction.

Definition at line 37 of file graphics_undo_actions.h.

References before_data_, yaze::gfx::Arena::Get(), yaze::gfx::Arena::mutable_gfx_sheets(), yaze::gfx::Arena::NotifySheetModified(), and sheet_id_.

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Redo()

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

inlineoverridevirtual

Implements yaze::editor::UndoAction.

Definition at line 49 of file graphics_undo_actions.h.

References after_data_, yaze::gfx::Arena::Get(), yaze::gfx::Arena::mutable_gfx_sheets(), yaze::gfx::Arena::NotifySheetModified(), and sheet_id_.

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Description()

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

inlineoverridevirtual

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

Implements yaze::editor::UndoAction.

Definition at line 61 of file graphics_undo_actions.h.

References description_.

MemoryUsage()

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

inlineoverridevirtual

Approximate memory footprint for budget enforcement.

Reimplemented from yaze::editor::UndoAction.

Definition at line 63 of file graphics_undo_actions.h.

References after_data_, and before_data_.

CanMergeWith()

bool yaze::editor::GraphicsPixelEditAction::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 67 of file graphics_undo_actions.h.

Member Data Documentation

sheet_id_

uint16_t yaze::editor::GraphicsPixelEditAction::sheet_id_

private

Definition at line 74 of file graphics_undo_actions.h.

Referenced by Redo(), and Undo().

before_data_

std::vector<uint8_t> yaze::editor::GraphicsPixelEditAction::before_data_

private

Definition at line 75 of file graphics_undo_actions.h.

Referenced by MemoryUsage(), and Undo().

after_data_

std::vector<uint8_t> yaze::editor::GraphicsPixelEditAction::after_data_

private

Definition at line 76 of file graphics_undo_actions.h.

Referenced by MemoryUsage(), and Redo().

description_

std::string yaze::editor::GraphicsPixelEditAction::description_

private

Definition at line 77 of file graphics_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/graphics_undo_actions.h