Const qualifiers and references for the paint module.

modules/paint/actions/brighten_action.cpp

@@ -24,7 +24,7 @@ SOFTWARE.
 
 #include "brighten_action.h"
 
-void BrightenAction::do_action(PaintCanvas *canvas, Array data) {
+void BrightenAction::do_action(PaintCanvas *canvas, const Array &data) {
 	/*
 	.do_action(canvas, data)
 

modules/paint/actions/brighten_action.h

@@ -33,7 +33,7 @@ class BrightenAction : public PaintAction {
 	GDCLASS(BrightenAction, PaintAction);
 
 public:
-	void do_action(PaintCanvas *canvas, Array data);
+	void do_action(PaintCanvas *canvas, const Array &data);
 	void commit_action(PaintCanvas *canvas);
 
 	void undo_action(PaintCanvas *canvas);

modules/paint/actions/brush_action.cpp

@@ -24,7 +24,7 @@ SOFTWARE.
 
 #include "brush_action.h"
 
-void BrushAction::do_action(PaintCanvas *canvas, Array data) {
+void BrushAction::do_action(PaintCanvas *canvas, const Array &data) {
 	/*
 	.do_action(canvas, data)
 

modules/paint/actions/brush_action.h

@@ -33,7 +33,7 @@ class BrushAction : public PaintAction {
 	GDCLASS(BrushAction, PaintAction);
 
 public:
-	void do_action(PaintCanvas *canvas, Array data);
+	void do_action(PaintCanvas *canvas, const Array &data);
 	void commit_action(PaintCanvas *canvas);
 
 	void undo_action(PaintCanvas *canvas);

modules/paint/actions/bucket_action.cpp

@@ -24,7 +24,7 @@ SOFTWARE.
 
 #include "bucket_action.h"
 
-void BucketAction::do_action(PaintCanvas *canvas, Array data) {
+void BucketAction::do_action(PaintCanvas *canvas, const Array &data) {
 	/*
 	.do_action(canvas, data)
 

modules/paint/actions/bucket_action.h

@@ -33,7 +33,7 @@ class BucketAction : public PaintAction {
 	GDCLASS(BucketAction, PaintAction);
 
 public:
-	void do_action(PaintCanvas *canvas, Array data);
+	void do_action(PaintCanvas *canvas, const Array &data);
 	void commit_action(PaintCanvas *canvas);
 
 	void undo_action(PaintCanvas *canvas);

modules/paint/actions/cut_action.cpp

@@ -28,7 +28,7 @@ bool CutAction::can_commit() {
 	return false; //ugly way of handling a cut
 }
 
-void CutAction::do_action(PaintCanvas *canvas, Array data) {
+void CutAction::do_action(PaintCanvas *canvas, const Array &data) {
 	/*
 	.do_action(canvas, data)
 

modules/paint/actions/cut_action.h

@@ -35,7 +35,7 @@ class CutAction : public PaintAction {
 public:
 	bool can_commit();
 
-	void do_action(PaintCanvas *canvas, Array data);
+	void do_action(PaintCanvas *canvas, const Array &data);
 	void commit_action(PaintCanvas *canvas);
 
 	void undo_action(PaintCanvas *canvas);

modules/paint/actions/darken_action.cpp

@@ -24,7 +24,7 @@ SOFTWARE.
 
 #include "darken_action.h"
 
-void DarkenAction::do_action(PaintCanvas *canvas, Array data) {
+void DarkenAction::do_action(PaintCanvas *canvas, const Array &data) {
 	/*
 	.do_action(canvas, data)
 

modules/paint/actions/darken_action.h

@@ -33,7 +33,7 @@ class DarkenAction : public PaintAction {
 	GDCLASS(DarkenAction, PaintAction);
 
 public:
-	void do_action(PaintCanvas *canvas, Array data);
+	void do_action(PaintCanvas *canvas, const Array &data);
 	void commit_action(PaintCanvas *canvas);
 
 	void undo_action(PaintCanvas *canvas);

modules/paint/actions/line_action.cpp

@@ -24,7 +24,7 @@ SOFTWARE.
 
 #include "line_action.h"
 
-void LineAction::do_action(PaintCanvas *canvas, Array data) {
+void LineAction::do_action(PaintCanvas *canvas, const Array &data) {
 	/*
 	.do_action(canvas, data)
 	

modules/paint/actions/line_action.h

@@ -33,7 +33,7 @@ class LineAction : public PaintAction {
 	GDCLASS(LineAction, PaintAction);
 
 public:
-	void do_action(PaintCanvas *canvas, Array data);
+	void do_action(PaintCanvas *canvas, const Array &data);
 	void commit_action(PaintCanvas *canvas);
 
 	void undo_action(PaintCanvas *canvas);

modules/paint/actions/multiline_action.cpp

@@ -28,7 +28,7 @@ bool MultiLineAction::can_commit() {
 	return false;
 }
 
-void MultiLineAction::do_action(PaintCanvas *canvas, Array data) {
+void MultiLineAction::do_action(PaintCanvas *canvas, const Array &data) {
 	/*
 	.do_action(canvas, data)
 

modules/paint/actions/multiline_action.h

@@ -35,7 +35,7 @@ class MultiLineAction : public PaintAction {
 public:
 	bool can_commit();
 
-	void do_action(PaintCanvas *canvas, Array data);
+	void do_action(PaintCanvas *canvas, const Array &data);
 	void commit_action(PaintCanvas *canvas);
 
 	void undo_action(PaintCanvas *canvas);

modules/paint/actions/paint_action.cpp

@@ -24,7 +24,7 @@ SOFTWARE.
 
 #include "paint_action.h"
 
-void PaintAction::do_action(PaintCanvas *canvas, Array data) {
+void PaintAction::do_action(PaintCanvas *canvas, const Array &data) {
 	if (!action_data_redo.has("cells")) {
 		action_data_redo["cells"] = Array();
 		action_data_redo["colors"] = Array();
@@ -58,7 +58,7 @@ bool PaintAction::can_commit() {
 	return !action_data_redo.empty();
 }
 
-PoolVector2iArray PaintAction::get_x_sym_points(int canvas_width, Vector2i pixel) {
+PoolVector2iArray PaintAction::get_x_sym_points(const int canvas_width, const Vector2i &pixel) {
 	int p = canvas_width - pixel.x;
 
 	PoolVector2iArray points;
@@ -67,7 +67,7 @@ PoolVector2iArray PaintAction::get_x_sym_points(int canvas_width, Vector2i pixel
 
 	return points;
 }
-PoolVector2iArray PaintAction::get_y_sym_points(int canvas_height, Vector2i pixel) {
+PoolVector2iArray PaintAction::get_y_sym_points(const int canvas_height, const Vector2i &pixel) {
 	int p = canvas_height - pixel.y;
 
 	PoolVector2iArray points;
@@ -76,7 +76,7 @@ PoolVector2iArray PaintAction::get_y_sym_points(int canvas_height, Vector2i pixe
 
 	return points;
 }
-PoolVector2iArray PaintAction::get_xy_sym_points(int canvas_width, int canvas_height, Vector2i pixel) {
+PoolVector2iArray PaintAction::get_xy_sym_points(const int canvas_width, const int canvas_height, const Vector2i &pixel) {
 	PoolVector2iArray all_points;
 	PoolVector2iArray xpoints = get_x_sym_points(canvas_width, pixel);
 
@@ -102,7 +102,7 @@ PoolVector2iArray PaintAction::get_xy_sym_points(int canvas_width, int canvas_he
 
 	return points;
 }
-PoolVector2iArray PaintAction::get_points(PaintCanvas *canvas, Vector2i pixel) {
+PoolVector2iArray PaintAction::get_points(PaintCanvas *canvas, const Vector2i &pixel) {
 	/*
 	PoolVector2iArray points;
 	if canvas.symmetry_x and canvas.symmetry_y:

modules/paint/actions/paint_action.h

@@ -41,17 +41,17 @@ class PaintAction : public Reference {
 	GDCLASS(PaintAction, Reference);
 
 public:
-	virtual void do_action(PaintCanvas *canvas, Array data);
+	virtual void do_action(PaintCanvas *canvas, const Array &data);
 	virtual void commit_action(PaintCanvas *canvas);
 
 	virtual void undo_action(PaintCanvas *canvas);
 	virtual void redo_action(PaintCanvas *canvas);
 	virtual bool can_commit();
 
-	virtual PoolVector2iArray get_x_sym_points(int canvas_width, Vector2i pixel);
+	virtual PoolVector2iArray get_x_sym_points(const int canvas_width, const Vector2i &pixel);
-	virtual PoolVector2iArray get_y_sym_points(int canvas_height, Vector2i pixel);
+	virtual PoolVector2iArray get_y_sym_points(const int canvas_height, const Vector2i &pixel);
-	virtual PoolVector2iArray get_xy_sym_points(int canvas_width, int canvas_height, Vector2i pixel);
+	virtual PoolVector2iArray get_xy_sym_points(const int canvas_width, const int canvas_height, const Vector2i &pixel);
-	virtual PoolVector2iArray get_points(PaintCanvas *canvas, Vector2i pixel);
+	virtual PoolVector2iArray get_points(PaintCanvas *canvas, const Vector2i &pixel);
 
 	PaintAction();
 	~PaintAction();

modules/paint/actions/paste_cut_action.cpp

@@ -28,7 +28,7 @@ SOFTWARE.
 //data[3] = selection_color
 //data[4] = cut pos
 //data[5] = cut size
-void PasteCutAction::do_action(PaintCanvas *canvas, Array data) {
+void PasteCutAction::do_action(PaintCanvas *canvas, const Array &data) {
 	/*
 	.do_action(canvas, data)
 

modules/paint/actions/paste_cut_action.h

@@ -33,7 +33,7 @@ class PasteCutAction : public PaintAction {
 	GDCLASS(PasteCutAction, PaintAction);
 
 public:
-	void do_action(PaintCanvas *canvas, Array data);
+	void do_action(PaintCanvas *canvas, const Array &data);
 	void commit_action(PaintCanvas *canvas);
 
 	void undo_action(PaintCanvas *canvas);

modules/paint/actions/pencil_action.cpp

@@ -24,7 +24,7 @@ SOFTWARE.
 
 #include "pencil_action.h"
 
-void PencilAction::do_action(PaintCanvas *canvas, Array data) {
+void PencilAction::do_action(PaintCanvas *canvas, const Array &data) {
 	/*
 	.do_action(canvas, data)
 	

modules/paint/actions/pencil_action.h

@@ -33,7 +33,7 @@ class PencilAction : public PaintAction {
 	GDCLASS(PencilAction, PaintAction);
 
 public:
-	void do_action(PaintCanvas *canvas, Array data);
+	void do_action(PaintCanvas *canvas, const Array &data);
 	void commit_action(PaintCanvas *canvas);
 
 	void undo_action(PaintCanvas *canvas);

modules/paint/actions/rainbow_action.cpp

@@ -24,7 +24,7 @@ SOFTWARE.
 
 #include "rainbow_action.h"
 
-void RainbowAction::do_action(PaintCanvas *canvas, Array data) {
+void RainbowAction::do_action(PaintCanvas *canvas, const Array &data) {
 	/*
 	.do_action(canvas, data)
 	

modules/paint/actions/rainbow_action.h

@@ -33,7 +33,7 @@ class RainbowAction : public PaintAction {
 	GDCLASS(RainbowAction, PaintAction);
 
 public:
-	void do_action(PaintCanvas *canvas, Array data);
+	void do_action(PaintCanvas *canvas, const Array &data);
 	void commit_action(PaintCanvas *canvas);
 
 	void undo_action(PaintCanvas *canvas);

modules/paint/actions/rect_action.cpp

@@ -24,7 +24,7 @@ SOFTWARE.
 
 #include "rect_action.h"
 
-void RectAction::do_action(PaintCanvas *canvas, Array data) {
+void RectAction::do_action(PaintCanvas *canvas, const Array &data) {
 	/*
 	.do_action(canvas, data)
 

modules/paint/actions/rect_action.h

@@ -33,7 +33,7 @@ class RectAction : public PaintAction {
 	GDCLASS(RectAction, PaintAction);
 
 public:
-	void do_action(PaintCanvas *canvas, Array data);
+	void do_action(PaintCanvas *canvas, const Array &data);
 	void commit_action(PaintCanvas *canvas);
 
 	void undo_action(PaintCanvas *canvas);

modules/paint/bush_prefabs.cpp

@@ -44,7 +44,7 @@ const list = [
 ]
 */
 
-PoolVector3iArray BrushPrefabs::get_brush(BrushPrefabs::Type type, int size) {
+PoolVector3iArray BrushPrefabs::get_brush(const BrushPrefabs::Type type, const int size) {
 /*
 	var pixels = []
 	if size < 1:

modules/paint/bush_prefabs.h

@@ -39,7 +39,7 @@ public:
 		CIRCLE,
 	};
 
-	static PoolVector3iArray get_brush(Type type, int size);
+	static PoolVector3iArray get_brush(const Type type, const int size);
 
 	BrushPrefabs();
 	~BrushPrefabs();

modules/paint/dialogs/paint_load_file_dialog.cpp

@@ -24,7 +24,7 @@ SOFTWARE.
 
 #include "paint_load_file_dialog.h"
 
-void PaintLoadFileDialog::_on_LoadFileDialog_file_selected(String path) {
+void PaintLoadFileDialog::_on_LoadFileDialog_file_selected(const String &path) {
 	/*
 	file_path = path
 	#print("1ere")

modules/paint/dialogs/paint_load_file_dialog.h

@@ -31,7 +31,7 @@ class PaintLoadFileDialog : public FileDialog {
 	GDCLASS(PaintLoadFileDialog, FileDialog);
 
 public:
-	void _on_LoadFileDialog_file_selected(String path);
+	void _on_LoadFileDialog_file_selected(const String &path);
 	void _on_LoadFileDialog_confirmed();
 	void load_img();
 	void _on_LoadFileDialog_about_to_show();

modules/paint/dialogs/paint_save_file_dialog.cpp

@@ -33,7 +33,7 @@ void PaintSaveFileDialog::_ready() {
 	add_filter("*.png ; PNG Images")
 	*/
 }
-void PaintSaveFileDialog::_on_SaveFileDialog_file_selected(String path) {
+void PaintSaveFileDialog::_on_SaveFileDialog_file_selected(const String &path) {
 	/*
 	#print("selected file: ", path)
 	file_path = path

modules/paint/dialogs/paint_save_file_dialog.h

@@ -32,7 +32,7 @@ class PaintSaveFileDialog : public FileDialog {
 
 public:
 	void _ready();
-	void _on_SaveFileDialog_file_selected(String path);
+	void _on_SaveFileDialog_file_selected(const String &path);
 	void save_file();
 	void _on_SaveFileDialog_about_to_show();
 	void _on_SaveFileDialog_visibility_changed();

modules/paint/paint_canvas.cpp

@@ -72,7 +72,7 @@ void PaintCanvas::_draw() {
 	*/
 }
 
-void PaintCanvas::resize(int width, int height) {
+void PaintCanvas::resize(const int width, const int height) {
 	/*
 	if width < 0:
 		width = 1
@@ -88,7 +88,7 @@ void PaintCanvas::resize(int width, int height) {
 		layer.resize(width, height)
 	*/
 }
-void PaintCanvas::set_pixel_size(int size) {
+void PaintCanvas::set_pixel_size(const int size) {
 	/*
 	pixel_size = size
 	set_grid_size(grid_size)
@@ -97,7 +97,7 @@ void PaintCanvas::set_pixel_size(int size) {
 	set_canvas_height(canvas_height)
 	*/
 }
-void PaintCanvas::set_grid_size(int size) {
+void PaintCanvas::set_grid_size(const int size) {
 	/*
 	grid_size = size
 	if not find_node("Grid"):
@@ -105,7 +105,7 @@ void PaintCanvas::set_grid_size(int size) {
 	find_node("Grid").size = size * pixel_size
 	*/
 }
-void PaintCanvas::set_big_grid_size(int size) {
+void PaintCanvas::set_big_grid_size(const int size) {
 	/*
 	big_grid_size = size
 	if not find_node("BigGrid"):
@@ -113,19 +113,19 @@ void PaintCanvas::set_big_grid_size(int size) {
 	find_node("BigGrid").size = size * pixel_size
 	*/
 }
-void PaintCanvas::set_canvas_width(int val) {
+void PaintCanvas::set_canvas_width(const int val) {
 	/*
 	canvas_width = val
 	rect_size.x = canvas_width * pixel_size
 	*/
 }
-void PaintCanvas::set_canvas_height(int val) {
+void PaintCanvas::set_canvas_height(const int val) {
 	/*
 	canvas_height = val
 	rect_size.y = canvas_height * pixel_size
 	*/
 }
-void PaintCanvas::toggle_alpha_locked(String layer_name) {
+void PaintCanvas::toggle_alpha_locked(const String &layer_name) {
 	/*
 	var layer = find_layer_by_name(layer_name)
 	layer.toggle_alpha_locked()
@@ -196,7 +196,7 @@ void PaintCanvas::clear_preview_layer() {
 	*/
 }
 
-void PaintCanvas::clear_layer(String layer_name) {
+void PaintCanvas::clear_layer(const String &layer_name) {
 	/*
 	for layer in layers:
 		if layer.name == layer_name:
@@ -204,7 +204,7 @@ void PaintCanvas::clear_layer(String layer_name) {
 			break
 	*/
 }
-Node *PaintCanvas::remove_layer(String layer_name) {
+Node *PaintCanvas::remove_layer(const String &layer_name) {
 	/*
 	# change current layer if the active layer is removed
 	var del_layer = find_layer_by_name(layer_name)
@@ -219,7 +219,7 @@ Node *PaintCanvas::remove_layer(String layer_name) {
 	return active_layer
 	*/
 }
-Node *PaintCanvas::add_new_layer(String layer_name) {
+Node *PaintCanvas::add_new_layer(const String &layer_name) {
 	/*
 	for layer in layers:
 		if layer.name == layer_name:
@@ -247,7 +247,7 @@ Node *PaintCanvas::add_new_layer(String layer_name) {
 	return layer
 	*/
 }
-Node *PaintCanvas::duplicate_layer(String layer_name, String new_layer_name) {
+Node *PaintCanvas::duplicate_layer(const String &layer_name, const String &new_layer_name) {
 	/*
 	for layer in layers:
 		if layer.name == new_layer_name:
@@ -259,14 +259,14 @@ Node *PaintCanvas::duplicate_layer(String layer_name, String new_layer_name) {
 	return layer
 	*/
 }
-void PaintCanvas::toggle_layer_visibility(String layer_name) {
+void PaintCanvas::toggle_layer_visibility(const String &layer_name) {
 	/*
 	for layer in layers:
 		if layer.name == layer_name:
 			layer.visible = not layer.visible
 	*/
 }
-Node *PaintCanvas::find_layer_by_name(String layer_name) {
+Node *PaintCanvas::find_layer_by_name(const String &layer_name) {
 	/*
 	for layer in layers:
 		if layer.name == layer_name:
@@ -274,7 +274,7 @@ Node *PaintCanvas::find_layer_by_name(String layer_name) {
 	return null
 	*/
 }
-void PaintCanvas::toggle_lock_layer(String layer_name) {
+void PaintCanvas::toggle_lock_layer(const String &layer_name) {
 	/*
 	find_layer_by_name(layer_name).toggle_lock()
 	*/
@@ -284,21 +284,21 @@ bool PaintCanvas::is_active_layer_locked() {
 	return active_layer.locked
 	*/
 }
-void PaintCanvas::move_layer_forward(String layer_name) {
+void PaintCanvas::move_layer_forward(const String &layer_name) {
 	/*
 	var layer = find_layer_by_name(layer_name).texture_rect_ref
 	var new_idx = max(layer.get_index() - 1, 0)
 	canvas_layers.move_child(layer, new_idx)
 	*/
 }
-void PaintCanvas::move_layer_back(String layer_name) {
+void PaintCanvas::move_layer_back(const String &layer_name) {
 	/*
 	var layer = find_layer_by_name(layer_name).texture_rect_ref
 	canvas_layers.move_child(layer, layer.get_index() + 1)
 	*/
 }
 
-void PaintCanvas::select_layer(String layer_name) {
+void PaintCanvas::select_layer(const String &layer_name) {
 	/*
 	active_layer = find_layer_by_name(layer_name)
 	*/
@@ -313,7 +313,7 @@ void PaintCanvas::_on_mouse_exited() {
 	mouse_on_top = false
 	*/
 }
-bool PaintCanvas::is_inside_canvas(int x, int y) {
+bool PaintCanvas::is_inside_canvas(const int x, const int y) {
 	/*
 	if x < 0 or y < 0:
 		return false
@@ -326,66 +326,66 @@ bool PaintCanvas::is_inside_canvas(int x, int y) {
 //Note: Arrays are always passed by reference. To get a copy of an array which
 //      can be modified independently of the original array, use duplicate.
 // (https://docs.godotengine.org/en/stable/classes/class_array.html)
-void PaintCanvas::set_pixel_arr(Array pixels, Color color) {
+void PaintCanvas::set_pixel_arr(const Array &pixels, const Color &color) {
 	/*
 	for pixel in pixels:
 		_set_pixel(active_layer, pixel.x, pixel.y, color)
 	*/
 }
-void PaintCanvas::set_pixel_v(Vector2 pos, Color color) {
+void PaintCanvas::set_pixel_v(const Vector2 &pos, const Color &color) {
 	/*
 	set_pixel(pos.x, pos.y, color)
 	*/
 }
-void PaintCanvas::set_pixel(int x, int y, Color color) {
+void PaintCanvas::set_pixel(const int x, const int y, const Color &color) {
 	/*
 	_set_pixel(active_layer, x, y, color)
 	*/
 }
-void PaintCanvas::_set_pixel_v(PaintCanvasLayer *layer, Vector2 v, Color color) {
+void PaintCanvas::_set_pixel_v(PaintCanvasLayer *layer, const Vector2 &v, const Color &color) {
 	/*
 	_set_pixel(layer, v.x, v.y, color)
 	*/
 }
-void PaintCanvas::_set_pixel(PaintCanvasLayer *layer, int x, int y, Color color) {
+void PaintCanvas::_set_pixel(PaintCanvasLayer *layer, const int x, const int y, const Color &color) {
 	/*
 	if not is_inside_canvas(x, y):
 		return
 	layer.set_pixel(x, y, color)
 	*/
 }
-Color PaintCanvas::get_pixel_v(Vector2 pos) {
+Color PaintCanvas::get_pixel_v(const Vector2 &pos) {
 	/*
 	return get_pixel(pos.x, pos.y)
 	*/
 }
-Color PaintCanvas::get_pixel(int x, int y) {
+Color PaintCanvas::get_pixel(const int x, const int y) {
 	/*
 	if active_layer:
 		return active_layer.get_pixel(x, y)
 	return null
 	*/
 }
-void PaintCanvas::set_preview_pixel_v(Vector2 pos, Color color) {
+void PaintCanvas::set_preview_pixel_v(const Vector2 &pos, const Color &color) {
 	/*
 	set_preview_pixel(pos.x, pos.y, color)
 	*/
 }
 
-void PaintCanvas::set_preview_pixel(int x, int y, Color color) {
+void PaintCanvas::set_preview_pixel(const int x, const int y, const Color &color) {
 	/*
 	if not is_inside_canvas(x, y):
 		return
 	preview_layer.set_pixel(x, y, color)
 	*/
 }
-Color PaintCanvas::get_preview_pixel_v(Vector2 pos) {
+Color PaintCanvas::get_preview_pixel_v(const Vector2 &pos) {
 	/*
 	return get_preview_pixel(pos.x, pos.y)
 	*/
 }
 
-Color PaintCanvas::get_preview_pixel(int x, int y) {
+Color PaintCanvas::get_preview_pixel(const int x, const int y) {
 	/*
 	if not preview_layer:
 		return null
@@ -408,7 +408,7 @@ void PaintCanvas::hide_grid() {
 	*/
 }
 
-Array PaintCanvas::select_color(int x, int y) {
+Array PaintCanvas::select_color(const int x, const int y) {
 	/*
 	print("???")
 	var same_color_pixels = []
@@ -421,7 +421,7 @@ Array PaintCanvas::select_color(int x, int y) {
 	return same_color_pixels
 	*/
 }
-Array PaintCanvas::select_same_color(int x, int y) {
+Array PaintCanvas::select_same_color(const int x, const int y) {
 	/*
 	return get_neighbouring_pixels(x, y)
 	*/
@@ -430,7 +430,7 @@ Array PaintCanvas::select_same_color(int x, int y) {
 // returns array of Vector2
 // yoinked from
 // https://www.geeksforgeeks.org/flood-fill-algorithm-implement-fill-paint/
-Array PaintCanvas::get_neighbouring_pixels(int pos_x, int pos_y) {
+Array PaintCanvas::get_neighbouring_pixels(const int pos_x, const int pos_y) {
 	/*
 	var pixels = []
 

modules/paint/paint_canvas.h

@@ -38,15 +38,15 @@ public:
 	void _process(float delta);
 	void _draw();
 
-	void resize(int width, int height);
+	void resize(const int width, const int height);
 
-	void set_pixel_size(int size);
+	void set_pixel_size(const int size);
-	void set_grid_size(int size);
+	void set_grid_size(const int size);
-	void set_big_grid_size(int size);
+	void set_big_grid_size(const int size);
-	void set_canvas_width(int val);
+	void set_canvas_width(const int val);
-	void set_canvas_height(int val);
+	void set_canvas_height(const int val);
 
-	void toggle_alpha_locked(String layer_name);
+	void toggle_alpha_locked(const String &layer_name);
 	bool is_alpha_locked();
 
 	Rect2 get_content_margin();
@@ -56,41 +56,41 @@ public:
 	Node *get_preview_layer();
 	void clear_active_layer();
 	void clear_preview_layer();
-	void clear_layer(String layer_name);
+	void clear_layer(const String &layer_name);
-	Node *remove_layer(String layer_name);
+	Node *remove_layer(const String &layer_name);
-	Node *add_new_layer(String layer_name);
+	Node *add_new_layer(const String &layer_name);
-	Node *duplicate_layer(String layer_name, String new_layer_name);
+	Node *duplicate_layer(const String &layer_name, const String &new_layer_name);
-	void toggle_layer_visibility(String layer_name);
+	void toggle_layer_visibility(const String &layer_name);
-	Node *find_layer_by_name(String layer_name);
+	Node *find_layer_by_name(const String &layer_name);
-	void toggle_lock_layer(String layer_name);
+	void toggle_lock_layer(const String &layer_name);
 	bool is_active_layer_locked();
-	void move_layer_forward(String layer_name);
+	void move_layer_forward(const String &layer_name);
-	void move_layer_back(String layer_name);
+	void move_layer_back(const String &layer_name);
-	void select_layer(String layer_name);
+	void select_layer(const String &layer_name);
 
 	void _on_mouse_entered();
 	void _on_mouse_exited();
 
-	bool is_inside_canvas(int x, int y);
+	bool is_inside_canvas(const int x, const int y);
-	void set_pixel_arr(Array pixels, Color color);
+	void set_pixel_arr(const Array &pixels, const Color &color);
-	void set_pixel_v(Vector2 pos, Color color);
+	void set_pixel_v(const Vector2 &pos, const Color &color);
-	void set_pixel(int x, int y, Color color);
+	void set_pixel(const int x, const int y, const Color &color);
-	void _set_pixel_v(PaintCanvasLayer *layer, Vector2 v, Color color);
+	void _set_pixel_v(PaintCanvasLayer *layer, const Vector2 &v, const Color &color);
-	void _set_pixel(PaintCanvasLayer *layer, int x, int y, Color color);
+	void _set_pixel(PaintCanvasLayer *layer, const int x, const int y, const Color &color);
-	Color get_pixel_v(Vector2 pos);
+	Color get_pixel_v(const Vector2 &pos);
-	Color get_pixel(int x, int y);
+	Color get_pixel(const int x, const int y);
-	void set_preview_pixel_v(Vector2 pos, Color color);
+	void set_preview_pixel_v(const Vector2 &pos, const Color &color);
-	void set_preview_pixel(int x, int y, Color color);
+	void set_preview_pixel(const int x, const int y, const Color &color);
-	Color get_preview_pixel_v(Vector2 pos);
+	Color get_preview_pixel_v(const Vector2 &pos);
-	Color get_preview_pixel(int x, int y);
+	Color get_preview_pixel(const int x, const int y);
 
 	void toggle_grid();
 	void show_grid();
 	void hide_grid();
 
-	Array select_color(int x, int y);
+	Array select_color(const int x, const int y);
-	Array select_same_color(int x, int y);
+	Array select_same_color(const int x, const int y);
-	Array get_neighbouring_pixels(int pos_x, int pos_y);
+	Array get_neighbouring_pixels(const int pos_x, const int pos_y);
 
 	PaintCanvas();
 	~PaintCanvas();

modules/paint/paint_canvas_layer.cpp

@@ -30,12 +30,12 @@ SOFTWARE.
 bool PaintCanvasLayer::get_visible() {
 	return _visible;
 }
-void PaintCanvasLayer::set_visible(bool vis) {
+void PaintCanvasLayer::set_visible(const bool vis) {
 	_visible = vis;
 	texture_rect_ref->set_visible(_visible);
 }
 
-void PaintCanvasLayer::create(TextureRect *p_texture_rect_ref, int width, int height) {
+void PaintCanvasLayer::create(TextureRect *p_texture_rect_ref, const int width, const int height) {
 	texture_rect_ref = p_texture_rect_ref;
 
 	layer_width = width;
@@ -48,7 +48,7 @@ void PaintCanvasLayer::create(TextureRect *p_texture_rect_ref, int width, int he
 	update_texture();
 }
 
-void PaintCanvasLayer::resize(int width, int height) {
+void PaintCanvasLayer::resize(const int width, const int height) {
 	PoolColorArray pixel_colors;
 	int prev_width = layer_width;
 	int prev_height = layer_height;
@@ -84,12 +84,12 @@ void PaintCanvasLayer::resize(int width, int height) {
 
 	update_texture();
 }
-void PaintCanvasLayer::set_pixel(int x, int y, Color color) {
+void PaintCanvasLayer::set_pixel(const int x, const int y, const Color &color) {
 	image->lock();
 	image->set_pixel(x, y, color);
 	image->unlock();
 }
-Color PaintCanvasLayer::get_pixel(int x, int y) {
+Color PaintCanvasLayer::get_pixel(const int x, const int y) {
 	if (x < 0 || y < 0 || x >= image->get_width() || y >= image->get_height()) {
 		return Color();
 	}

modules/paint/paint_canvas_layer.h

@@ -49,13 +49,13 @@ public:
 	TextureRect *texture_rect_ref;
 
 	bool get_visible();
-	void set_visible(bool vis);
+	void set_visible(const bool vis);
 
-	void create(TextureRect *p_texture_rect_ref, int width, int height);
+	void create(TextureRect *p_texture_rect_ref, const int width, const int height);
 
-	void resize(int width, int height);
+	void resize(const int width, const int height);
-	void set_pixel(int x, int y, Color color);
+	void set_pixel(const int x, const int y, const Color &color);
-	Color get_pixel(int x, int y);
+	Color get_pixel(const int x, const int y);
 	void clear();
 	void update_texture();
 

modules/paint/paint_canvas_outline.cpp

@@ -24,7 +24,7 @@ SOFTWARE.
 
 #include "paint_canvas_outline.h"
 
-void PaintCanvasOutline::draw_outline_box(Vector2 pos, Vector2 size, Color color, int width) {
+void PaintCanvasOutline::draw_outline_box(const Vector2 &pos, const Vector2 &size, const Color &color, const int width) {
 	//Top line
 	draw_line(pos, pos + Vector2(size.x, 0), color, width);
 	//Left line

modules/paint/paint_canvas_outline.h

@@ -31,7 +31,7 @@ class PaintCanvasOutline : public Control {
 	GDCLASS(PaintCanvasOutline, Control);
 
 public:
-	void draw_outline_box(Vector2 pos, Vector2 size, Color color, int width);
+	void draw_outline_box(const Vector2 &pos, const Vector2 &size, const Color &color, const int width);
 
 	PaintCanvasOutline();
 	~PaintCanvasOutline();

modules/paint/paint_editor_plugin.cpp

@@ -27,7 +27,7 @@ SOFTWARE.
 #include "mdi_gizmo.h"
 #include "mdi_gizmo_plugin.h"
 
-void PaintEditorPlugin::make_visible(bool visible) {
+void PaintEditorPlugin::make_visible(const bool visible) {
 	/*
 if editor_scene:
 		editor_scene.visible = visible

modules/paint/paint_editor_plugin.h

@@ -29,7 +29,7 @@ class PaintEditorPlugin : public EditorPlugin {
 	GDCLASS(PaintEditorPlugin, EditorPlugin);
 
 public:
-	void make_visible(bool visible);
+	void make_visible(const bool visible);
 	const Ref<Texture> get_icon() const;
 	bool has_main_screen() const;
 	String get_name() const;

modules/paint/paint_navbar.cpp

@@ -48,7 +48,7 @@ void PaintNavbar::_ready() {
 		i.connect("item_pressed", self, "button_pressed")
 	*/
 }
-void PaintNavbar::button_pressed(String button_name, Node *button_item, int id) {
+void PaintNavbar::button_pressed(const String &button_name, Node *button_item, const int id) {
 	/*
 #	print("pressed: ", button_name)
 #	print("pressed item is: '%s'" % button_item)
@@ -71,7 +71,7 @@ void PaintNavbar::button_pressed(String button_name, Node *button_item, int id)
 	*/
 }
 
-void PaintNavbar::handle_file_menu(String pressed_item, int id) {
+void PaintNavbar::handle_file_menu(const String &pressed_item, const int id) {
 	/*
 	match pressed_item:
 		"Save":
@@ -82,14 +82,14 @@ void PaintNavbar::handle_file_menu(String pressed_item, int id) {
 			owner.get_node("ConfirmationDialog").show()
 	*/
 }
-void PaintNavbar::handle_edit_menu(String pressed_item, int id) {
+void PaintNavbar::handle_edit_menu(const String &pressed_item, const int id) {
 	/*
 	match pressed_item:
 		"Add Layer":
 			editor.add_new_layer()
 	*/
 }
-void PaintNavbar::handle_canvas_menu(String pressed_item, int id) {
+void PaintNavbar::handle_canvas_menu(const String &pressed_item, const int id) {
 	/*
 	match pressed_item:
 		"Change Size":
@@ -98,7 +98,7 @@ void PaintNavbar::handle_canvas_menu(String pressed_item, int id) {
 			owner.paint_canvas.crop_to_content()
 	*/
 }
-void PaintNavbar::handle_layer_menu(String pressed_item, int id) {
+void PaintNavbar::handle_layer_menu(const String &pressed_item, const int id) {
 	/*
 	match pressed_item:
 		"Add Layer":
@@ -115,7 +115,7 @@ void PaintNavbar::handle_layer_menu(String pressed_item, int id) {
 			owner.find_node("LockAlpha").pressed = $Buttons/Layer.get_popup().is_item_checked(id)
 	*/
 }
-void PaintNavbar::handle_grid_menu(String pressed_item, int id) {
+void PaintNavbar::handle_grid_menu(const String &pressed_item, const int id) {
 	/*
 	match pressed_item:
 		"Change Grid Size":
@@ -125,14 +125,14 @@ void PaintNavbar::handle_grid_menu(String pressed_item, int id) {
 	*/
 }
 
-void PaintNavbar::handle_magic_menu(String pressed_item, int id) {
+void PaintNavbar::handle_magic_menu(const String &pressed_item, const int id) {
 	/*
 	match pressed_item:
 		"Add Layer":
 			editor.add_new_layer()
 	*/
 }
-void PaintNavbar::handle_editor_menu(String pressed_item, int id) {
+void PaintNavbar::handle_editor_menu(const String &pressed_item, const int id) {
 	/*
 	match pressed_item:
 		"Settings":

modules/paint/paint_navbar.h

@@ -32,16 +32,16 @@ class PaintNavbar : public Control {
 
 public:
 	void _ready();
-	void button_pressed(String button_name, Node *button_item, int id);
+	void button_pressed(const String &button_name, Node *button_item, const int id);
 
-	void handle_file_menu(String pressed_item, int id);
+	void handle_file_menu(const String &pressed_item, const int id);
-	void handle_edit_menu(String pressed_item, int id);
+	void handle_edit_menu(const String &pressed_item, const int id);
-	void handle_canvas_menu(String pressed_item, int id);
+	void handle_canvas_menu(const String &pressed_item, const int id);
-	void handle_layer_menu(String pressed_item, int id);
+	void handle_layer_menu(const String &pressed_item, const int id);
-	void handle_grid_menu(String pressed_item, int id);
+	void handle_grid_menu(const String &pressed_item, const int id);
 
-	void handle_magic_menu(String pressed_item, int id);
+	void handle_magic_menu(const String &pressed_item, const int id);
-	void handle_editor_menu(String pressed_item, int id);
+	void handle_editor_menu(const String &pressed_item, const int id);
 	bool is_any_menu_open();
 
 	PaintNavbar();

modules/paint/paint_selection_box.cpp

@@ -35,7 +35,7 @@ if not rect_size == Vector2():
 		draw_outline_box(rect_size, Color.gray, outline_size)
 	*/
 }
-void PaintSelectionBox::draw_outline_box(Vector2 size, Color color, int width) {
+void PaintSelectionBox::draw_outline_box(const Vector2 &size, const Color &color, const int width) {
 	/*
 		#Top line
 		draw_line(Vector2(0 + 1, 0), Vector2(size.x, 0), color, width)

modules/paint/paint_selection_box.h

@@ -33,7 +33,7 @@ class PaintSelectionBox : public Control {
 public:
 	void _process(float delta);
 	void _draw();
-	void draw_outline_box(Vector2 size, Color color, int width);
+	void draw_outline_box(const Vector2 &size, const Color &color, const int width);
 
 	PaintSelectionBox();
 	~PaintSelectionBox();

modules/paint/paint_settings.cpp

@@ -30,12 +30,12 @@ void PaintTextInfo::_enter_tree() {
 	editor = get_parent()
 	*/
 }
-void PaintTextInfo::_on_ColorPickerButton_color_changed(Color color) {
+void PaintTextInfo::_on_ColorPickerButton_color_changed(const Color &color) {
 	/*
 	canvas_outline.color = color
 	*/
 }
-void PaintTextInfo::_on_CheckButton_toggled(bool button_pressed) {
+void PaintTextInfo::_on_CheckButton_toggled(const bool button_pressed) {
 	/*
 	canvas_outline.visible = button_pressed
 	*/

modules/paint/paint_settings.h

@@ -32,8 +32,8 @@ class PaintTextInfo : public Control {
 
 public:
 	void _enter_tree();
-	void _on_ColorPickerButton_color_changed(Color color);
+	void _on_ColorPickerButton_color_changed(const Color &color);
-	void _on_CheckButton_toggled(bool button_pressed);
+	void _on_CheckButton_toggled(const bool button_pressed);
 	void _on_Ok_pressed();
 
 	PaintTextInfo();

modules/paint/paint_text_info.h

@@ -31,8 +31,8 @@ class PaintTextInfo : public Control {
 	GDCLASS(PaintTextInfo, Control);
 
 public:
-	void add_text_info(String text_name, Node *custom_node = nullptr);
+	void add_text_info(const String &text_name, Node *custom_node = nullptr);
-	void update_text_info(String text_name, Node *text_value = nullptr, Node *node = nullptr, Node *node_target_value = nullptr, Node *node_value = nullptr);
+	void update_text_info(const String &text_name, Node *text_value = nullptr, Node *node = nullptr, Node *node_target_value = nullptr, Node *node_value = nullptr);
 
 	PaintTextInfo();
 	~PaintTextInfo();

modules/paint/paint_window.cpp

@@ -24,7 +24,7 @@ SOFTWARE.
 
 #include "paint_window.h"
 
-void PaintWindow::_input(Ref<InputEvent> event) {
+void PaintWindow::_input(const Ref<InputEvent> &event) {
 	/*
 	if is_any_menu_open():
 		return
@@ -131,7 +131,7 @@ void PaintWindow::_process(float delta) {
 	*/
 }
 
-void PaintWindow::_handle_shortcuts(int scancode) {
+void PaintWindow::_handle_shortcuts(const int scancode) {
 	/*
 	match scancode:
 		K_UNDO:
@@ -221,7 +221,7 @@ void PaintWindow::_handle_scroll() {
 	*/
 }
 
-void PaintWindow::_handle_zoom(Ref<InputEvent> event) {
+void PaintWindow::_handle_zoom(const Ref<InputEvent> &event) {
 	/*
 	if not event is InputEventMouseButton:
 		return
@@ -361,7 +361,7 @@ void PaintWindow::_on_Save_pressed() {
 	*/
 }
 
-void PaintWindow::do_action(Array data) {
+void PaintWindow::do_action(const Array &data) {
 	/*
 	if _current_action == null:
 		#print("clear redo")
@@ -448,12 +448,12 @@ Ref<PaintAction> PaintWindow::get_action() {
 	*/
 }
 
-void PaintWindow::set_selected_color(Color color) {
+void PaintWindow::set_selected_color(const Color &color) {
 	/*
 	selected_color = color
 	*/
 }
-void PaintWindow::set_brush(PaintWindow::Tools new_mode) {
+void PaintWindow::set_brush(const PaintWindow::Tools new_mode) {
 	/*
 	if brush_mode == new_mode:
 		return
@@ -474,7 +474,7 @@ void PaintWindow::set_brush(PaintWindow::Tools new_mode) {
 	*/
 }
 
-void PaintWindow::change_color(Color new_color) {
+void PaintWindow::change_color(const Color &new_color) {
 	/*
 	if new_color.a == 0:
 		return
@@ -483,7 +483,7 @@ void PaintWindow::change_color(Color new_color) {
 	*/
 }
 
-void PaintWindow::_on_ColorPicker_color_changed(Color color) {
+void PaintWindow::_on_ColorPicker_color_changed(const Color &color) {
 	/*
 	selected_color = color
 	*/
@@ -544,7 +544,7 @@ void PaintWindow::_on_Editor_visibility_changed() {
 	*/
 }
 
-void PaintWindow::highlight_layer(String layer_name) {
+void PaintWindow::highlight_layer(const String &layer_name) {
 	/*
 	for button in layer_buttons.get_children():
 		if paint_canvas.find_layer_by_name(button.name).locked:
@@ -555,20 +555,20 @@ void PaintWindow::highlight_layer(String layer_name) {
 			button.get("custom_styles/panel").set("bg_color", other_layer_highlight)
 	*/
 }
-void PaintWindow::toggle_layer_visibility(Node *button, String layer_name) {
+void PaintWindow::toggle_layer_visibility(Node *button, const String &layer_name) {
 	/*
 	#print("toggling: ", layer_name)
 	paint_canvas.toggle_layer_visibility(layer_name)
 	*/
 }
-void PaintWindow::select_layer(String layer_name) {
+void PaintWindow::select_layer(const String &layer_name) {
 	/*
 	#print("select layer: ", layer_name)
 	paint_canvas.select_layer(layer_name)
 	highlight_layer(layer_name)
 	*/
 }
-void PaintWindow::lock_layer(Node *button, String layer_name) {
+void PaintWindow::lock_layer(Node *button, const String &layer_name) {
 	/*
 	paint_canvas.toggle_lock_layer(layer_name)
 	highlight_layer(paint_canvas.get_active_layer().name)
@@ -696,7 +696,7 @@ void PaintWindow::_on_ColorPicker_popup_closed() {
 	*/
 }
 
-bool PaintWindow::is_position_in_canvas(Vector2 pos) {
+bool PaintWindow::is_position_in_canvas(const Vector2 &pos) {
 	/*
 	if Rect2(paint_canvas_container_node.rect_global_position,
 			 paint_canvas_container_node.rect_global_position + paint_canvas_container_node.rect_size).has_point(pos):

modules/paint/paint_window.h

@@ -71,15 +71,15 @@ public:
 		max_zoom_in = 50,
 	};
 
-	void _input(Ref<InputEvent> event);
+	void _input(const Ref<InputEvent> &event);
 	void _process(float delta);
 
-	void _handle_shortcuts(int scancode);
+	void _handle_shortcuts(const int scancode);
 	void _draw_tool_brush();
 
 	void _handle_scroll();
 
-	void _handle_zoom(Ref<InputEvent> event);
+	void _handle_zoom(const Ref<InputEvent> &event);
 
 	void _handle_cut();
 	void brush_process();
@@ -87,19 +87,19 @@ public:
 
 	void _on_Save_pressed();
 
-	void do_action(Array data);
+	void do_action(const Array &data);
 	void commit_action();
 	void redo_action();
 	void undo_action();
 
 	Ref<PaintAction> get_action();
 
-	void set_selected_color(Color color);
+	void set_selected_color(const Color &color);
-	void set_brush(Tools new_mode);
+	void set_brush(const Tools new_mode);
 
-	void change_color(Color new_color);
+	void change_color(const Color &new_color);
 
-	void _on_ColorPicker_color_changed(Color color);
+	void _on_ColorPicker_color_changed(const Color &color);
 	void _on_PaintTool_pressed();
 	void _on_BucketTool_pressed();
 	void _on_RainbowTool_pressed();
@@ -112,10 +112,10 @@ public:
 	void _on_CutTool_pressed();
 	void _on_Editor_visibility_changed();
 
-	void highlight_layer(String layer_name);
+	void highlight_layer(const String &layer_name);
-	void toggle_layer_visibility(Node *button, String layer_name);
+	void toggle_layer_visibility(Node *button, const String &layer_name);
-	void select_layer(String layer_name);
+	void select_layer(const String &layer_name);
-	void lock_layer(Node *button, String layer_name);
+	void lock_layer(Node *button, const String &layer_name);
 
 	Ref<PaintCanvasLayer> add_new_layer();
 	void remove_active_layer();
@@ -131,7 +131,7 @@ public:
 	void _on_PaintCanvasContainer_mouse_exited();
 	void _on_ColorPicker_popup_closed();
 
-	bool is_position_in_canvas(Vector2 pos);
+	bool is_position_in_canvas(const Vector2 &pos);
 
 	bool is_mouse_in_canvas();