Handles door placement and interaction in the dungeon editor. More...

#include <door_interaction_handler.h>

Inheritance diagram for yaze::editor::DoorInteractionHandler:

Collaboration diagram for yaze::editor::DoorInteractionHandler:

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Public Member Functions
void	BeginPlacement () override
	Begin placement mode.

void	CancelPlacement () override
	Cancel current placement.

bool	IsPlacementActive () const override
	Check if placement mode is active.

bool	HandleClick (int canvas_x, int canvas_y) override
	Handle mouse click at canvas position.

void	HandleDrag (ImVec2 current_pos, ImVec2 delta) override
	Handle mouse drag.

void	HandleRelease () override
	Handle mouse release.

void	DrawGhostPreview () override
	Draw ghost preview during placement.

void	DrawSelectionHighlight () override
	Draw selection highlight for selected entities.

std::optional< size_t >	GetEntityAtPosition (int canvas_x, int canvas_y) const override
	Get entity at canvas position.

void	SetDoorType (zelda3::DoorType type)
	Set door type for placement.

zelda3::DoorType	GetDoorType () const
	Get current door type for placement.

void	DrawSnapIndicators ()
	Draw snap position indicators during door drag.

void	SelectDoor (size_t index)
	Select door at index.

void	ClearSelection ()
	Clear door selection.

bool	HasSelection () const
	Check if a door is selected.

std::optional< size_t >	GetSelectedIndex () const
	Get selected door index.

void	DeleteSelected ()
	Delete selected door.

Public Member Functions inherited from yaze::editor::BaseEntityHandler
virtual	~BaseEntityHandler ()=default

void	SetContext (InteractionContext *ctx)
	Set the interaction context.

InteractionContext *	context () const
	Get the interaction context.

Private Member Functions
void	PlaceDoorAtSnappedPosition (int canvas_x, int canvas_y)
	Place door at snapped position.

bool	UpdateSnappedPosition (int canvas_x, int canvas_y)
	Update snapped position based on cursor.

Private Attributes
bool	door_placement_mode_ = false

zelda3::DoorType	preview_door_type_ = zelda3::DoorType::NormalDoor

zelda3::DoorDirection	detected_door_direction_ = zelda3::DoorDirection::North

uint8_t	snapped_door_position_ = 0

std::optional< size_t >	selected_door_index_

bool	is_dragging_ = false

ImVec2	drag_start_pos_

ImVec2	drag_current_pos_

Additional Inherited Members
Protected Member Functions inherited from yaze::editor::BaseEntityHandler
std::pair< int, int >	RoomToCanvas (int room_x, int room_y) const
	Convert room tile coordinates to canvas pixel coordinates.

std::pair< int, int >	CanvasToRoom (int canvas_x, int canvas_y) const
	Convert canvas pixel coordinates to room tile coordinates.

bool	IsWithinBounds (int canvas_x, int canvas_y) const
	Check if coordinates are within room bounds.

ImVec2	GetCanvasZeroPoint () const
	Get canvas zero point (for screen coordinate conversion)

float	GetCanvasScale () const
	Get canvas global scale.

bool	HasValidContext () const
	Check if context is valid.

zelda3::Room *	GetCurrentRoom () const
	Get current room (convenience method)

Protected Attributes inherited from yaze::editor::BaseEntityHandler
InteractionContext *	ctx_ = nullptr

Detailed Description

Handles door placement and interaction in the dungeon editor.

Doors snap to valid wall positions and have automatic direction detection based on which wall the cursor is near.

Definition at line 18 of file door_interaction_handler.h.

Member Function Documentation

◆ BeginPlacement()

void yaze::editor::DoorInteractionHandler::BeginPlacement ( )

overridevirtual

Begin placement mode.

Called when user selects an entity to place from the palette. Override to initialize placement state.

Implements yaze::editor::BaseEntityHandler.

Definition at line 12 of file door_interaction_handler.cc.

References ClearSelection(), and door_placement_mode_.

Referenced by yaze::editor::InteractionCoordinator::SetMode().

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◆ CancelPlacement()

void yaze::editor::DoorInteractionHandler::CancelPlacement ( )

overridevirtual

Cancel current placement.

Called when user presses Escape or switches modes. Override to clean up placement state.

Implements yaze::editor::BaseEntityHandler.

Definition at line 17 of file door_interaction_handler.cc.

References detected_door_direction_, door_placement_mode_, yaze::zelda3::North, and snapped_door_position_.

Referenced by yaze::editor::InteractionCoordinator::CancelCurrentMode().

◆ IsPlacementActive()

bool yaze::editor::DoorInteractionHandler::IsPlacementActive ( ) const

inlineoverridevirtual

Check if placement mode is active.

Implements yaze::editor::BaseEntityHandler.

Definition at line 26 of file door_interaction_handler.h.

References door_placement_mode_.

Referenced by yaze::editor::InteractionCoordinator::DrawGhostPreviews(), yaze::editor::InteractionCoordinator::DrawSelectionHighlights(), yaze::editor::InteractionCoordinator::HandleClick(), and yaze::editor::InteractionCoordinator::IsPlacementActive().

◆ HandleClick()

bool yaze::editor::DoorInteractionHandler::HandleClick	(	int	canvas_x,
		int	canvas_y )

overridevirtual

Handle mouse click at canvas position.

Parameters

canvas_x	Unscaled X position relative to canvas origin
canvas_y	Unscaled Y position relative to canvas origin

Returns: true if click was handled by this handler

Implements yaze::editor::BaseEntityHandler.

Definition at line 23 of file door_interaction_handler.cc.

References ClearSelection(), door_placement_mode_, drag_current_pos_, drag_start_pos_, GetEntityAtPosition(), yaze::editor::BaseEntityHandler::HasValidContext(), is_dragging_, PlaceDoorAtSnappedPosition(), and SelectDoor().

Referenced by yaze::editor::InteractionCoordinator::HandleClick(), and yaze::editor::InteractionCoordinator::TrySelectEntityAtCursor().

◆ HandleDrag()

void yaze::editor::DoorInteractionHandler::HandleDrag	(	ImVec2	current_pos,
		ImVec2	delta )

overridevirtual

Handle mouse drag.

Parameters

current_pos	Current mouse position (screen coords)
delta	Mouse movement since last frame

Implements yaze::editor::BaseEntityHandler.

Definition at line 46 of file door_interaction_handler.cc.

References drag_current_pos_, is_dragging_, and selected_door_index_.

Referenced by yaze::editor::InteractionCoordinator::HandleDrag().

◆ HandleRelease()

void yaze::editor::DoorInteractionHandler::HandleRelease ( )

overridevirtual

Handle mouse release.

Called when left mouse button is released after a drag.

Implements yaze::editor::BaseEntityHandler.

Definition at line 52 of file door_interaction_handler.cc.

References yaze::editor::BaseEntityHandler::ctx_, yaze::zelda3::DoorPositionManager::DetectWallFromPosition(), drag_current_pos_, yaze::editor::BaseEntityHandler::GetCurrentRoom(), is_dragging_, yaze::zelda3::DoorPositionManager::IsValidPosition(), yaze::editor::InteractionContext::NotifyInvalidateCache(), yaze::editor::InteractionContext::NotifyMutation(), selected_door_index_, and yaze::zelda3::DoorPositionManager::SnapToNearestPosition().

Referenced by yaze::editor::InteractionCoordinator::HandleRelease().

◆ DrawGhostPreview()

void yaze::editor::DoorInteractionHandler::DrawGhostPreview ( )

overridevirtual

Draw ghost preview during placement.

Called every frame when placement mode is active. Shows preview of entity at cursor position.

Implements yaze::editor::BaseEntityHandler.

Definition at line 96 of file door_interaction_handler.cc.

References yaze::editor::InteractionContext::canvas, yaze::editor::BaseEntityHandler::ctx_, detected_door_direction_, door_placement_mode_, yaze::editor::BaseEntityHandler::GetCanvasScale(), yaze::zelda3::GetDoorDimensions(), yaze::zelda3::GetDoorDirectionName(), yaze::zelda3::GetDoorTypeName(), yaze::editor::AgentUI::GetTheme(), yaze::editor::BaseEntityHandler::HasValidContext(), yaze::zelda3::DoorPositionManager::PositionToTileCoords(), preview_door_type_, yaze::editor::BaseEntityHandler::RoomToCanvas(), snapped_door_position_, and UpdateSnappedPosition().

Referenced by yaze::editor::InteractionCoordinator::DrawGhostPreviews().

◆ DrawSelectionHighlight()

void yaze::editor::DoorInteractionHandler::DrawSelectionHighlight ( )

overridevirtual

Draw selection highlight for selected entities.

Called every frame to show selection state.

Implements yaze::editor::BaseEntityHandler.

Definition at line 158 of file door_interaction_handler.cc.

References yaze::zelda3::DoorPositionManager::DetectWallSection(), drag_current_pos_, DrawSnapIndicators(), yaze::editor::BaseEntityHandler::GetCanvasScale(), yaze::editor::BaseEntityHandler::GetCanvasZeroPoint(), yaze::editor::BaseEntityHandler::GetCurrentRoom(), yaze::zelda3::GetDoorDimensions(), yaze::editor::BaseEntityHandler::HasValidContext(), is_dragging_, yaze::zelda3::DoorPositionManager::PositionToTileCoords(), selected_door_index_, and yaze::zelda3::DoorPositionManager::SnapToNearestPosition().

Referenced by yaze::editor::InteractionCoordinator::DrawSelectionHighlights().

◆ GetEntityAtPosition()

std::optional< size_t > yaze::editor::DoorInteractionHandler::GetEntityAtPosition	(	int	canvas_x,
		int	canvas_y ) const

overridevirtual

Get entity at canvas position.

Parameters

canvas_x	Unscaled X position relative to canvas origin
canvas_y	Unscaled Y position relative to canvas origin

Returns: Entity index if found, nullopt otherwise

Implements yaze::editor::BaseEntityHandler.

Definition at line 221 of file door_interaction_handler.cc.

References yaze::editor::BaseEntityHandler::ctx_, yaze::editor::BaseEntityHandler::GetCanvasScale(), yaze::editor::InteractionContext::GetCurrentRoomConst(), yaze::zelda3::GetDoorDimensions(), and yaze::editor::BaseEntityHandler::HasValidContext().

Referenced by HandleClick().

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◆ SetDoorType()

void yaze::editor::DoorInteractionHandler::SetDoorType ( zelda3::DoorType type )

inline

Set door type for placement.

Definition at line 45 of file door_interaction_handler.h.

References preview_door_type_.

◆ GetDoorType()

zelda3::DoorType yaze::editor::DoorInteractionHandler::GetDoorType ( ) const

inline

Get current door type for placement.

Definition at line 50 of file door_interaction_handler.h.

References preview_door_type_.

◆ DrawSnapIndicators()

void yaze::editor::DoorInteractionHandler::DrawSnapIndicators ( )

Draw snap position indicators during door drag.

Shows valid snap positions along the detected wall.

Definition at line 335 of file door_interaction_handler.cc.

References yaze::zelda3::DoorPositionManager::DetectWallSection(), drag_current_pos_, yaze::editor::BaseEntityHandler::GetCanvasScale(), yaze::editor::BaseEntityHandler::GetCanvasZeroPoint(), yaze::zelda3::GetDoorDimensions(), yaze::zelda3::DoorPositionManager::GetSectionStartPosition(), yaze::editor::AgentUI::GetTheme(), yaze::editor::BaseEntityHandler::HasValidContext(), is_dragging_, yaze::zelda3::DoorPositionManager::PositionToTileCoords(), and yaze::zelda3::DoorPositionManager::SnapToNearestPosition().

Referenced by DrawSelectionHighlight(), and yaze::editor::InteractionCoordinator::DrawSelectionHighlights().

◆ SelectDoor()

void yaze::editor::DoorInteractionHandler::SelectDoor ( size_t index )

Select door at index.

Definition at line 254 of file door_interaction_handler.cc.

References yaze::editor::BaseEntityHandler::ctx_, yaze::editor::InteractionContext::NotifyEntityChanged(), and selected_door_index_.

Referenced by HandleClick().

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◆ ClearSelection()

void yaze::editor::DoorInteractionHandler::ClearSelection ( )

Clear door selection.

Definition at line 259 of file door_interaction_handler.cc.

References is_dragging_, and selected_door_index_.

Referenced by BeginPlacement(), yaze::editor::InteractionCoordinator::ClearAllEntitySelections(), DeleteSelected(), and HandleClick().

◆ HasSelection()

bool yaze::editor::DoorInteractionHandler::HasSelection ( ) const

inline

Check if a door is selected.

Definition at line 72 of file door_interaction_handler.h.

References selected_door_index_.

Referenced by yaze::editor::InteractionCoordinator::DeleteSelectedEntity(), yaze::editor::InteractionCoordinator::DrawSelectionHighlights(), yaze::editor::InteractionCoordinator::GetSelectedEntityType(), yaze::editor::InteractionCoordinator::HandleDrag(), and yaze::editor::InteractionCoordinator::HasEntitySelection().

◆ GetSelectedIndex()

std::optional< size_t > yaze::editor::DoorInteractionHandler::GetSelectedIndex ( ) const

inline

Get selected door index.

Definition at line 77 of file door_interaction_handler.h.

References selected_door_index_.

◆ DeleteSelected()

void yaze::editor::DoorInteractionHandler::DeleteSelected ( )

Delete selected door.

Definition at line 264 of file door_interaction_handler.cc.

References ClearSelection(), yaze::editor::BaseEntityHandler::ctx_, yaze::editor::BaseEntityHandler::GetCurrentRoom(), yaze::editor::BaseEntityHandler::HasValidContext(), yaze::editor::InteractionContext::NotifyInvalidateCache(), yaze::editor::InteractionContext::NotifyMutation(), and selected_door_index_.

Referenced by yaze::editor::InteractionCoordinator::DeleteSelectedEntity().

◆ PlaceDoorAtSnappedPosition()

void yaze::editor::DoorInteractionHandler::PlaceDoorAtSnappedPosition	(	int	canvas_x,
		int	canvas_y )

private

Place door at snapped position.

Definition at line 280 of file door_interaction_handler.cc.

References yaze::zelda3::Room::Door::byte1, yaze::zelda3::Room::Door::byte2, yaze::editor::BaseEntityHandler::ctx_, yaze::zelda3::DoorPositionManager::DetectWallFromPosition(), yaze::zelda3::Room::Door::direction, yaze::zelda3::Room::Door::EncodeBytes(), yaze::editor::BaseEntityHandler::GetCurrentRoom(), yaze::editor::BaseEntityHandler::HasValidContext(), yaze::zelda3::DoorPositionManager::IsValidPosition(), yaze::editor::InteractionContext::NotifyInvalidateCache(), yaze::editor::InteractionContext::NotifyMutation(), yaze::zelda3::Room::Door::position, preview_door_type_, yaze::zelda3::DoorPositionManager::SnapToNearestPosition(), and yaze::zelda3::Room::Door::type.

Referenced by HandleClick().

◆ UpdateSnappedPosition()

bool yaze::editor::DoorInteractionHandler::UpdateSnappedPosition	(	int	canvas_x,
		int	canvas_y )

private

Update snapped position based on cursor.

Definition at line 322 of file door_interaction_handler.cc.

References detected_door_direction_, yaze::zelda3::DoorPositionManager::DetectWallFromPosition(), snapped_door_position_, and yaze::zelda3::DoorPositionManager::SnapToNearestPosition().

Referenced by DrawGhostPreview().

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Member Data Documentation

◆ door_placement_mode_

bool yaze::editor::DoorInteractionHandler::door_placement_mode_ = false

private

Definition at line 86 of file door_interaction_handler.h.

Referenced by BeginPlacement(), CancelPlacement(), DrawGhostPreview(), HandleClick(), and IsPlacementActive().

◆ preview_door_type_

zelda3::DoorType yaze::editor::DoorInteractionHandler::preview_door_type_ = zelda3::DoorType::NormalDoor

private

Definition at line 87 of file door_interaction_handler.h.

Referenced by DrawGhostPreview(), GetDoorType(), PlaceDoorAtSnappedPosition(), and SetDoorType().

◆ detected_door_direction_

zelda3::DoorDirection yaze::editor::DoorInteractionHandler::detected_door_direction_ = zelda3::DoorDirection::North

private

Definition at line 88 of file door_interaction_handler.h.

Referenced by CancelPlacement(), DrawGhostPreview(), and UpdateSnappedPosition().

◆ snapped_door_position_

uint8_t yaze::editor::DoorInteractionHandler::snapped_door_position_ = 0

private

Definition at line 89 of file door_interaction_handler.h.

Referenced by CancelPlacement(), DrawGhostPreview(), and UpdateSnappedPosition().

◆ selected_door_index_

std::optional<size_t> yaze::editor::DoorInteractionHandler::selected_door_index_

private

Definition at line 92 of file door_interaction_handler.h.

Referenced by ClearSelection(), DeleteSelected(), DrawSelectionHighlight(), GetSelectedIndex(), HandleDrag(), HandleRelease(), HasSelection(), and SelectDoor().

◆ is_dragging_

bool yaze::editor::DoorInteractionHandler::is_dragging_ = false

private

Definition at line 93 of file door_interaction_handler.h.

Referenced by ClearSelection(), DrawSelectionHighlight(), DrawSnapIndicators(), HandleClick(), HandleDrag(), and HandleRelease().

◆ drag_start_pos_

ImVec2 yaze::editor::DoorInteractionHandler::drag_start_pos_

private

Definition at line 94 of file door_interaction_handler.h.

Referenced by HandleClick().

◆ drag_current_pos_

ImVec2 yaze::editor::DoorInteractionHandler::drag_current_pos_

private

Definition at line 95 of file door_interaction_handler.h.

Referenced by DrawSelectionHighlight(), DrawSnapIndicators(), HandleClick(), HandleDrag(), and HandleRelease().

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

src/app/editor/dungeon/interaction/door_interaction_handler.h
src/app/editor/dungeon/interaction/door_interaction_handler.cc

	yaze 0.3.2 Link to the Past ROM Editor

Public Member Functions

Private Member Functions

Private Attributes

Additional Inherited Members

Detailed Description

Member Function Documentation

◆ BeginPlacement()

◆ CancelPlacement()

◆ IsPlacementActive()

◆ HandleClick()

◆ HandleDrag()

◆ HandleRelease()

◆ DrawGhostPreview()

◆ DrawSelectionHighlight()

◆ GetEntityAtPosition()

◆ SetDoorType()

◆ GetDoorType()

◆ DrawSnapIndicators()

◆ SelectDoor()

◆ ClearSelection()

◆ HasSelection()

◆ GetSelectedIndex()

◆ DeleteSelected()

◆ PlaceDoorAtSnappedPosition()

◆ UpdateSnappedPosition()

Member Data Documentation

◆ door_placement_mode_

◆ preview_door_type_

◆ detected_door_direction_

◆ snapped_door_position_

◆ selected_door_index_

◆ is_dragging_

◆ drag_start_pos_

◆ drag_current_pos_