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39 lines
2.0 KiB
Python
39 lines
2.0 KiB
Python
#!/usr/bin/env python3
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#
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# ToolErase.py
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# Copyright (c) 2018, 2019 Lucio Andrés Illanes Albornoz <lucio@lucioillanes.de>
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#
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from Tool import Tool
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class ToolErase(Tool):
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name = "Erase"
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#
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# onMouseEvent(self, atPoint, brushColours, brushPos, brushSize, canvas, dispatchFn, eventDc, keyModifiers, mapPoint, mouseDragging, mouseLeftDown, mouseRightDown)
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def onMouseEvent(self, atPoint, brushColours, brushPos, brushSize, canvas, dispatchFn, eventDc, keyModifiers, mapPoint, mouseDragging, mouseLeftDown, mouseRightDown):
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brushColours, brushSize, dirty = list(brushColours), list(brushSize), False
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if brushSize[0] > 1:
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brushSize[0] *= 2
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for brushRow in range(brushSize[1]):
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for brushCol in range(brushSize[0]):
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if mouseLeftDown:
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patch = [mapPoint[0] + brushCol, mapPoint[1] + brushRow, brushColours[1], brushColours[1], 0, " "]
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if not dirty:
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dirty = True
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dispatchFn(eventDc, False, patch); dispatchFn(eventDc, True, patch);
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elif mouseRightDown \
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and ((mapPoint[0] + brushCol) < canvas.size[0]) \
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and ((mapPoint[1] + brushRow) < canvas.size[1]) \
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and (canvas.map[mapPoint[1] + brushRow][mapPoint[0] + brushCol][1] == brushColours[1]):
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patch = [mapPoint[0] + brushCol, mapPoint[1] + brushRow, canvas.map[mapPoint[1] + brushRow][mapPoint[0] + brushCol][0], brushColours[0], *canvas.map[mapPoint[1] + brushRow][mapPoint[0] + brushCol][2:]]
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if not dirty:
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dirty = True
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dispatchFn(eventDc, False, patch); dispatchFn(eventDc, True, patch);
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else:
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patch = [mapPoint[0] + brushCol, mapPoint[1] + brushRow, brushColours[1], brushColours[1], 0, " "]
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dispatchFn(eventDc, True, patch)
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return True, dirty
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# vim:expandtab foldmethod=marker sw=4 ts=4 tw=120
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