yaze 0.3.2
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yaze::editor::PixelEditorPanel Class Reference

Main pixel editing panel for graphics sheets. More...

#include <pixel_editor_panel.h>

Inheritance diagram for yaze::editor::PixelEditorPanel:
Collaboration diagram for yaze::editor::PixelEditorPanel:

Public Member Functions

 PixelEditorPanel (GraphicsEditorState *state, Rom *rom)
 
std::string GetId () const override
 Unique identifier for this panel.
 
std::string GetDisplayName () const override
 Human-readable name shown in menus and title bars.
 
std::string GetIcon () const override
 Material Design icon for this panel.
 
std::string GetEditorCategory () const override
 Editor category this panel belongs to.
 
int GetPriority () const override
 Get display priority for menu ordering.
 
void Initialize ()
 Initialize the panel.
 
void Draw (bool *p_open) override
 Draw the pixel editor UI (EditorPanel interface)
 
absl::Status Update ()
 Legacy Update method for backward compatibility.
 
- Public Member Functions inherited from yaze::editor::EditorPanel
virtual ~EditorPanel ()=default
 
virtual void OnOpen ()
 Called when panel becomes visible.
 
virtual void OnClose ()
 Called when panel is hidden.
 
virtual void OnFocus ()
 Called when panel receives focus.
 
virtual PanelCategory GetPanelCategory () const
 Get the lifecycle category for this panel.
 
virtual bool IsEnabled () const
 Check if this panel is currently enabled.
 
virtual std::string GetDisabledTooltip () const
 Get tooltip text when panel is disabled.
 
virtual std::string GetShortcutHint () const
 Get keyboard shortcut hint for display.
 
virtual float GetPreferredWidth () const
 Get preferred width for this panel (optional)
 
virtual bool IsVisibleByDefault () const
 Whether this panel should be visible by default.
 
virtual std::string GetParentPanelId () const
 Get parent panel ID for cascade behavior.
 
virtual bool CascadeCloseChildren () const
 Whether closing this panel should close child panels.
 

Private Member Functions

void DrawToolbar ()
 Draw the toolbar with tool selection.
 
void DrawViewControls ()
 Draw zoom and view controls.
 
void DrawCanvas ()
 Draw the main editing canvas.
 
void DrawColorPicker ()
 Draw the color palette picker.
 
void DrawStatusBar ()
 Draw the status bar with cursor position.
 
void DrawMiniMap ()
 Draw the mini navigation map.
 
void HandleCanvasInput ()
 Handle canvas mouse input for current tool.
 
void ApplyPencil (int x, int y)
 Apply pencil tool at position.
 
void ApplyBrush (int x, int y)
 Apply brush tool at position.
 
void ApplyEraser (int x, int y)
 Apply eraser tool at position.
 
void ApplyFill (int x, int y)
 Apply flood fill starting at position.
 
void ApplyEyedropper (int x, int y)
 Apply eyedropper tool at position.
 
void DrawLine (int x1, int y1, int x2, int y2)
 Draw line from start to end.
 
void DrawRectangle (int x1, int y1, int x2, int y2, bool filled)
 Draw rectangle from start to end.
 
void BeginSelection (int x, int y)
 Start a new selection.
 
void UpdateSelection (int x, int y)
 Update selection during drag.
 
void EndSelection ()
 Finalize the selection.
 
void CopySelection ()
 Copy selection to clipboard.
 
void PasteSelection (int x, int y)
 Paste clipboard at position.
 
void FlipSelectionHorizontal ()
 Flip selection horizontally.
 
void FlipSelectionVertical ()
 Flip selection vertically.
 
void SaveUndoState ()
 Save current state for undo.
 
ImVec2 ScreenToPixel (ImVec2 screen_pos)
 Convert screen coordinates to pixel coordinates.
 
ImVec2 PixelToScreen (int x, int y)
 Convert pixel coordinates to screen coordinates.
 
void DrawTransparencyGrid (float canvas_width, float canvas_height)
 Draw checkerboard pattern for transparent pixels.
 
void DrawCursorCrosshair ()
 Draw crosshair at cursor position.
 
void DrawBrushPreview ()
 Draw brush size preview circle.
 
void DrawPixelInfoTooltip (const gfx::Bitmap &sheet)
 Draw tooltip with pixel information.
 

Private Attributes

GraphicsEditorStatestate_
 
Romrom_
 
gui::Canvas canvas_
 
bool is_drawing_ = false
 
ImVec2 last_mouse_pixel_ = {-1, -1}
 
ImVec2 tool_start_pixel_ = {-1, -1}
 
bool show_tool_preview_ = false
 
ImVec2 preview_end_ = {0, 0}
 
int cursor_x_ = 0
 
int cursor_y_ = 0
 
bool cursor_in_canvas_ = false
 

Detailed Description

Main pixel editing panel for graphics sheets.

Provides a full-featured pixel editor with tools for drawing, selecting, and manipulating graphics data.

Definition at line 21 of file pixel_editor_panel.h.

Constructor & Destructor Documentation

◆ PixelEditorPanel()

yaze::editor::PixelEditorPanel::PixelEditorPanel ( GraphicsEditorState * state,
Rom * rom )
inlineexplicit

Definition at line 23 of file pixel_editor_panel.h.

Member Function Documentation

◆ GetId()

std::string yaze::editor::PixelEditorPanel::GetId ( ) const
inlineoverridevirtual

Unique identifier for this panel.

Returns
Panel ID in format "{category}.{name}" (e.g., "dungeon.room_selector")

IDs should be:

  • Lowercase with underscores
  • Prefixed with editor category
  • Unique across all panels

Implements yaze::editor::EditorPanel.

Definition at line 30 of file pixel_editor_panel.h.

◆ GetDisplayName()

std::string yaze::editor::PixelEditorPanel::GetDisplayName ( ) const
inlineoverridevirtual

Human-readable name shown in menus and title bars.

Returns
Display name (e.g., "Room Selector")

Implements yaze::editor::EditorPanel.

Definition at line 31 of file pixel_editor_panel.h.

◆ GetIcon()

std::string yaze::editor::PixelEditorPanel::GetIcon ( ) const
inlineoverridevirtual

Material Design icon for this panel.

Returns
Icon constant (e.g., ICON_MD_LIST)

Implements yaze::editor::EditorPanel.

Definition at line 32 of file pixel_editor_panel.h.

References ICON_MD_BRUSH.

◆ GetEditorCategory()

std::string yaze::editor::PixelEditorPanel::GetEditorCategory ( ) const
inlineoverridevirtual

Editor category this panel belongs to.

Returns
Category name matching EditorType (e.g., "Dungeon", "Overworld")

Implements yaze::editor::EditorPanel.

Definition at line 33 of file pixel_editor_panel.h.

◆ GetPriority()

int yaze::editor::PixelEditorPanel::GetPriority ( ) const
inlineoverridevirtual

Get display priority for menu ordering.

Returns
Priority value (lower = higher in list, default 50)

Reimplemented from yaze::editor::EditorPanel.

Definition at line 34 of file pixel_editor_panel.h.

◆ Initialize()

void yaze::editor::PixelEditorPanel::Initialize ( )

Initialize the panel.

Definition at line 15 of file pixel_editor_panel.cc.

◆ Draw()

void yaze::editor::PixelEditorPanel::Draw ( bool * p_open)
overridevirtual

Draw the pixel editor UI (EditorPanel interface)

Implements yaze::editor::EditorPanel.

Definition at line 19 of file pixel_editor_panel.cc.

References DrawCanvas(), DrawColorPicker(), DrawMiniMap(), DrawStatusBar(), DrawToolbar(), and DrawViewControls().

◆ Update()

absl::Status yaze::editor::PixelEditorPanel::Update ( )

Legacy Update method for backward compatibility.

Returns
Status of the render operation

Definition at line 52 of file pixel_editor_panel.cc.

References DrawCanvas(), DrawColorPicker(), DrawMiniMap(), DrawStatusBar(), DrawToolbar(), and DrawViewControls().

◆ DrawToolbar()

◆ DrawViewControls()

◆ DrawCanvas()

void yaze::editor::PixelEditorPanel::DrawCanvas ( )
private

◆ DrawColorPicker()

void yaze::editor::PixelEditorPanel::DrawColorPicker ( )
private

◆ DrawStatusBar()

void yaze::editor::PixelEditorPanel::DrawStatusBar ( )
private

◆ DrawMiniMap()

void yaze::editor::PixelEditorPanel::DrawMiniMap ( )
private

Draw the mini navigation map.

Todo
Calculate actual viewport bounds based on scroll position

Definition at line 507 of file pixel_editor_panel.cc.

References yaze::editor::GraphicsEditorState::current_sheet_id, yaze::gfx::Arena::Get(), yaze::gfx::Arena::mutable_gfx_sheets(), yaze::editor::GraphicsEditorState::open_sheets, and state_.

Referenced by Draw(), and Update().

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◆ HandleCanvasInput()

◆ ApplyPencil()

void yaze::editor::PixelEditorPanel::ApplyPencil ( int x,
int y )
private

◆ ApplyBrush()

◆ ApplyEraser()

void yaze::editor::PixelEditorPanel::ApplyEraser ( int x,
int y )
private

◆ ApplyFill()

void yaze::editor::PixelEditorPanel::ApplyFill ( int x,
int y )
private

◆ ApplyEyedropper()

void yaze::editor::PixelEditorPanel::ApplyEyedropper ( int x,
int y )
private

◆ DrawLine()

void yaze::editor::PixelEditorPanel::DrawLine ( int x1,
int y1,
int x2,
int y2 )
private

◆ DrawRectangle()

void yaze::editor::PixelEditorPanel::DrawRectangle ( int x1,
int y1,
int x2,
int y2,
bool filled )
private

◆ BeginSelection()

◆ UpdateSelection()

void yaze::editor::PixelEditorPanel::UpdateSelection ( int x,
int y )
private

◆ EndSelection()

◆ CopySelection()

void yaze::editor::PixelEditorPanel::CopySelection ( )
private

Copy selection to clipboard.

Definition at line 912 of file pixel_editor_panel.cc.

◆ PasteSelection()

◆ FlipSelectionHorizontal()

void yaze::editor::PixelEditorPanel::FlipSelectionHorizontal ( )
private

◆ FlipSelectionVertical()

void yaze::editor::PixelEditorPanel::FlipSelectionVertical ( )
private

◆ SaveUndoState()

void yaze::editor::PixelEditorPanel::SaveUndoState ( )
private

Save current state for undo.

Definition at line 970 of file pixel_editor_panel.cc.

References yaze::editor::GraphicsEditorState::current_sheet_id, yaze::gfx::Arena::Get(), yaze::gfx::Arena::gfx_sheets(), yaze::editor::GraphicsEditorState::PushUndoState(), and state_.

Referenced by HandleCanvasInput(), and PasteSelection().

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◆ ScreenToPixel()

ImVec2 yaze::editor::PixelEditorPanel::ScreenToPixel ( ImVec2 screen_pos)
private

Convert screen coordinates to pixel coordinates.

Definition at line 976 of file pixel_editor_panel.cc.

References canvas_, state_, yaze::gui::Canvas::zero_point(), and yaze::editor::GraphicsEditorState::zoom_level.

Referenced by HandleCanvasInput().

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◆ PixelToScreen()

ImVec2 yaze::editor::PixelEditorPanel::PixelToScreen ( int x,
int y )
private

Convert pixel coordinates to screen coordinates.

Definition at line 982 of file pixel_editor_panel.cc.

References canvas_, state_, yaze::gui::Canvas::zero_point(), and yaze::editor::GraphicsEditorState::zoom_level.

Referenced by DrawBrushPreview(), DrawCanvas(), and DrawCursorCrosshair().

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◆ DrawTransparencyGrid()

void yaze::editor::PixelEditorPanel::DrawTransparencyGrid ( float canvas_width,
float canvas_height )
private

Draw checkerboard pattern for transparent pixels.

Definition at line 336 of file pixel_editor_panel.cc.

References canvas_, yaze::gui::Canvas::draw_list(), and yaze::gui::Canvas::zero_point().

Referenced by DrawCanvas().

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◆ DrawCursorCrosshair()

void yaze::editor::PixelEditorPanel::DrawCursorCrosshair ( )
private

Draw crosshair at cursor position.

Definition at line 358 of file pixel_editor_panel.cc.

References canvas_, yaze::gui::Canvas::canvas_size(), cursor_x_, cursor_y_, yaze::gui::Canvas::draw_list(), PixelToScreen(), state_, yaze::gui::Canvas::zero_point(), and yaze::editor::GraphicsEditorState::zoom_level.

Referenced by DrawCanvas().

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◆ DrawBrushPreview()

void yaze::editor::PixelEditorPanel::DrawBrushPreview ( )
private

◆ DrawPixelInfoTooltip()

void yaze::editor::PixelEditorPanel::DrawPixelInfoTooltip ( const gfx::Bitmap & sheet)
private

Draw tooltip with pixel information.

Definition at line 411 of file pixel_editor_panel.cc.

References cursor_x_, cursor_y_, yaze::gfx::Bitmap::GetPixel(), yaze::gfx::Bitmap::height(), yaze::gfx::Bitmap::palette(), and yaze::gfx::Bitmap::width().

Referenced by DrawCanvas().

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Member Data Documentation

◆ state_

◆ rom_

Rom* yaze::editor::PixelEditorPanel::rom_
private

Definition at line 202 of file pixel_editor_panel.h.

◆ canvas_

gui::Canvas yaze::editor::PixelEditorPanel::canvas_
private
Initial value:
{"PixelEditorCanvas", ImVec2(128, 32),

Definition at line 203 of file pixel_editor_panel.h.

Referenced by DrawBrushPreview(), DrawCanvas(), DrawCursorCrosshair(), DrawTransparencyGrid(), PixelToScreen(), and ScreenToPixel().

◆ is_drawing_

bool yaze::editor::PixelEditorPanel::is_drawing_ = false
private

Definition at line 207 of file pixel_editor_panel.h.

Referenced by DrawCanvas(), and HandleCanvasInput().

◆ last_mouse_pixel_

ImVec2 yaze::editor::PixelEditorPanel::last_mouse_pixel_ = {-1, -1}
private

Definition at line 208 of file pixel_editor_panel.h.

Referenced by HandleCanvasInput().

◆ tool_start_pixel_

ImVec2 yaze::editor::PixelEditorPanel::tool_start_pixel_ = {-1, -1}
private

Definition at line 209 of file pixel_editor_panel.h.

Referenced by DrawCanvas(), HandleCanvasInput(), and UpdateSelection().

◆ show_tool_preview_

bool yaze::editor::PixelEditorPanel::show_tool_preview_ = false
private

Definition at line 212 of file pixel_editor_panel.h.

Referenced by DrawCanvas(), and HandleCanvasInput().

◆ preview_end_

ImVec2 yaze::editor::PixelEditorPanel::preview_end_ = {0, 0}
private

Definition at line 213 of file pixel_editor_panel.h.

Referenced by DrawCanvas(), and HandleCanvasInput().

◆ cursor_x_

int yaze::editor::PixelEditorPanel::cursor_x_ = 0
private

◆ cursor_y_

int yaze::editor::PixelEditorPanel::cursor_y_ = 0
private

◆ cursor_in_canvas_

bool yaze::editor::PixelEditorPanel::cursor_in_canvas_ = false
private

Definition at line 218 of file pixel_editor_panel.h.

Referenced by DrawCanvas(), DrawStatusBar(), and HandleCanvasInput().


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