Files
godot-demo-projects/2d/gd_paint/ToolsPanel.gd

121 lines
4.4 KiB
GDScript

extends Panel
var paint_control
var label_tools
var label_brush_size
var label_brush_shape
var label_stats
var save_dialog
func _ready():
# Get PaintControl and SaveFileDialog
paint_control = get_parent().get_node("PaintControl")
save_dialog = get_parent().get_node("SaveFileDialog")
# warning-ignore-all:return_value_discarded
# Assign all of the needed signals for the oppersation buttons
get_node("ButtonUndo").connect("pressed", self, "button_pressed", ["undo_stroke"])
get_node("ButtonSave").connect("pressed", self, "button_pressed", ["save_picture"])
get_node("ButtonClear").connect("pressed", self, "button_pressed", ["clear_picture"])
# Assign all of the needed signals for the brush buttons
get_node("ButtonToolPencil").connect("pressed", self, "button_pressed", ["mode_pencil"])
get_node("ButtonToolEraser").connect("pressed", self, "button_pressed", ["mode_eraser"])
get_node("ButtonToolRectangle").connect("pressed", self, "button_pressed", ["mode_rectangle"])
get_node("ButtonToolCircle").connect("pressed", self, "button_pressed", ["mode_circle"])
get_node("ButtonShapeBox").connect("pressed", self, "button_pressed", ["shape_rectangle"])
get_node("ButtonShapeCircle").connect("pressed", self, "button_pressed", ["shape_circle"])
# Assign all of the needed signals for the other brush settings (and ColorPickerBackground)
get_node("ColorPickerBrush").connect("color_changed", self, "brush_color_changed")
get_node("ColorPickerBackground").connect("color_changed", self, "background_color_changed")
get_node("HScrollBarBrushSize").connect("value_changed", self, "brush_size_changed")
# Assign the 'file_selected' signal in SaveFileDialog
save_dialog.connect("file_selected", self, "save_file_selected")
# Get all of the labels so we can update them when settings change
label_tools = get_node("LabelTools")
label_brush_size = get_node("LabelBrushSize")
label_brush_shape = get_node("LabelBrushShape")
label_stats = get_node("LabelStats")
# Set physics process so we can update the status label
set_physics_process(true)
func _physics_process(_delta):
# Update the status label with the newest brush element count
label_stats.text = "Brush objects: " + String(paint_control.brush_data_list.size())
func button_pressed(button_name):
# If a brush mode button is pressed
var tool_name = null
var shape_name = null
if button_name == "mode_pencil":
paint_control.brush_mode = paint_control.BRUSH_MODES.pencil
tool_name = "pencil"
elif button_name == "mode_eraser":
paint_control.brush_mode = paint_control.BRUSH_MODES.eraser
tool_name = "eraser"
elif button_name == "mode_rectangle":
paint_control.brush_mode = paint_control.BRUSH_MODES.rectangle_shape
tool_name = "rectangle shape"
elif button_name == "mode_circle":
paint_control.brush_mode = paint_control.BRUSH_MODES.circle_shape
tool_name = "circle shape"
# If a brush shape button is pressed
elif button_name == "shape_rectangle":
paint_control.brush_shape = paint_control.BRUSH_SHAPES.rectangle
shape_name = "rectangle"
elif button_name == "shape_circle":
paint_control.brush_shape = paint_control.BRUSH_SHAPES.circle
shape_name = "circle";
# If a opperation button is pressed
elif button_name == "clear_picture":
paint_control.brush_data_list = []
paint_control.update()
elif button_name == "save_picture":
save_dialog.popup_centered()
elif button_name == "undo_stroke":
paint_control.undo_stroke()
# Update the labels (in case the brush mode or brush shape has changed)
if tool_name != null:
label_tools.text = "Selected tool: " + tool_name
if shape_name != null:
label_brush_shape.text = "Brush shape: " + shape_name
func brush_color_changed(color):
# Change the brush color to whatever color the color picker is
paint_control.brush_color = color
func background_color_changed(color):
# Change the background color to whatever colorthe background color picker is
get_parent().get_node("DrawingAreaBG").modulate = color
paint_control.bg_color = color
# Because of how the eraser works we also need to redraw the paint control
paint_control.update()
func brush_size_changed(value):
# Change the size of the brush, and update the label to reflect the new value
paint_control.brush_size = ceil(value)
label_brush_size.text = "Brush size: " + String(ceil(value)) + "px"
func save_file_selected(path):
# Call save_picture in paint_control, passing in the path we recieved from SaveFileDialog
paint_control.save_picture(path)