mirror of
https://github.com/Orama-Interactive/Pixelorama.git
synced 2025-01-20 10:09:48 +00:00
61 lines
1.9 KiB
GDScript3
61 lines
1.9 KiB
GDScript3
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extends BaseTool
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var undo_data : Dictionary
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func draw_start(_position : Vector2) -> void:
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Global.canvas.selection.move_content_confirm()
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undo_data = Global.canvas.selection._get_undo_data(false)
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func draw_move(_position : Vector2) -> void:
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pass
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func draw_end(position : Vector2) -> void:
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var project : Project = Global.current_project
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if position.x < 0 or position.y < 0:
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return
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if position.x > project.size.x - 1 or position.y > project.size.y - 1:
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return
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var subtract_from_selection : bool = Tools.control
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if !Tools.shift and !subtract_from_selection:
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Global.canvas.selection.clear_selection()
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var selection_bitmap_copy : BitMap = project.selection_bitmap.duplicate()
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var cel_image := Image.new()
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cel_image.copy_from(project.frames[project.current_frame].cels[project.current_layer].image)
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cel_image.lock()
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var color := cel_image.get_pixelv(position)
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# Flood fill logic
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var processed := BitMap.new()
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processed.create(cel_image.get_size())
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var q = [position]
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for n in q:
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if processed.get_bit(n):
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continue
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var west : Vector2 = n
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var east : Vector2 = n
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while west.x >= 0 && cel_image.get_pixelv(west).is_equal_approx(color):
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west += Vector2.LEFT
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while east.x < project.size.x && cel_image.get_pixelv(east).is_equal_approx(color):
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east += Vector2.RIGHT
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for px in range(west.x + 1, east.x):
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var p := Vector2(px, n.y)
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selection_bitmap_copy.set_bit(p, !subtract_from_selection)
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processed.set_bit(p, true)
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var north := p + Vector2.UP
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var south := p + Vector2.DOWN
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if north.y >= 0 && cel_image.get_pixelv(north).is_equal_approx(color):
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q.append(north)
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if south.y < project.size.y && cel_image.get_pixelv(south).is_equal_approx(color):
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q.append(south)
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cel_image.unlock()
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project.selection_bitmap = selection_bitmap_copy
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Global.canvas.selection.big_bounding_rectangle = project.get_selection_rectangle(project.selection_bitmap)
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Global.canvas.selection.commit_undo("Rectangle Select", undo_data)
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