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48 lines
1.1 KiB
GDScript3
48 lines
1.1 KiB
GDScript3
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extends GEAction
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class_name GELine
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var mouse_start_pos = null
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func do_action(canvas, data: Array):
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.do_action(canvas, data)
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if mouse_start_pos == null:
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mouse_start_pos = data[0]
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action_data.preview.cells.clear()
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action_data.preview.colors.clear()
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canvas.clear_preview_layer()
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var pixels = GEUtils.get_pixels_in_line(data[0], mouse_start_pos)
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for pixel in pixels:
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canvas.set_preview_pixel_v(pixel, data[2])
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action_data.preview.cells.append(pixel)
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action_data.preview.colors.append(data[2])
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func commit_action(canvas):
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canvas.clear_preview_layer()
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var cells = action_data.preview.cells
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var colors = action_data.preview.colors
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for idx in range(cells.size()):
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action_data.undo.cells.append(cells[idx])
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action_data.undo.colors.append(canvas.get_pixel_v(cells[idx]))
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canvas.set_pixel_v(cells[idx], colors[idx])
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action_data.do.cells.append(cells[idx])
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action_data.do.colors.append(colors[idx])
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mouse_start_pos = null
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return []
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func undo_action(canvas):
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var cells = action_data.undo.cells
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var colors = action_data.undo.colors
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for idx in range(cells.size()):
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canvas.set_pixel_v(cells[idx], colors[idx])
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