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assets/text/TODO: updated. libtools/ToolLine.py: reflect brush width in pre-line dragging cursor.
49 lines
2.8 KiB
Python
49 lines
2.8 KiB
Python
#!/usr/bin/env python3
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#
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# ToolCircle.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 ToolCircle(Tool):
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name = "Circle"
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def onMouseEvent(self, atPoint, brushColours, brushPos, brushSize, canvas, keyModifiers, mapPoint, mouseDragging, mouseLeftDown, mouseRightDown):
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brushColours, brushSize, isCursor = list(brushColours), [brushSize[0] * 2, brushSize[1]], not (mouseLeftDown or mouseRightDown)
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originPoint, radius = (brushSize[0] / 2, brushSize[0] / 2), brushSize[0]
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if mouseRightDown:
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brushColours = [brushColours[1], brushColours[0]]
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cells = []
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for brushY in range(-radius, radius + 1):
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cells += [[]]
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for brushX in range(-radius, radius + 1):
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if ((brushX ** 2) + (brushY ** 2) < (((radius ** 2) + radius) * 0.8)):
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cells[-1] += [[mapPoint[i] + int(originPoint[i] + o) for i, o in zip((0, 1,), (brushX, brushY,))]]
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if cells[-1] == []:
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del cells[-1]
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patches = []
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for numRow in range(len(cells)):
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for numCol in range(len(cells[numRow])):
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if ((numRow == 0) or (numRow == (len(cells) - 1))) \
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or ((numCol == 0) or (numCol == (len(cells[numRow]) - 1))):
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patch = [*cells[numRow][numCol], brushColours[0], brushColours[0], 0, " "]
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elif ((numRow > 0) and (cells[numRow][numCol][0] < cells[numRow - 1][0][0])) \
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or ((numRow < len(cells)) and (cells[numRow][numCol][0] < cells[numRow + 1][0][0])):
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patch = [*cells[numRow][numCol], brushColours[0], brushColours[0], 0, " "]
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elif ((numRow > 0) and (cells[numRow][numCol][0] > cells[numRow - 1][-1][0])) \
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or ((numRow < len(cells)) and (cells[numRow][numCol][0] > cells[numRow + 1][-1][0])):
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patch = [*cells[numRow][numCol], brushColours[0], brushColours[0], 0, " "]
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elif brushColours[1] == -1:
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if (cells[numRow][numCol][0] < canvas.size[0]) \
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and (cells[numRow][numCol][1] < canvas.size[1]):
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patch = [cells[numRow][numCol][0], cells[numRow][numCol][1], *canvas.map[cells[numRow][numCol][1]][cells[numRow][numCol][0]]]
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else:
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patch = [*cells[numRow][numCol], brushColours[1], brushColours[1], 0, " "]
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else:
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patch = [*cells[numRow][numCol], brushColours[1], brushColours[1], 0, " "]
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patches += [patch]
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return True, patches if not isCursor else None, patches if isCursor else None
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# vim:expandtab foldmethod=marker sw=4 ts=4 tw=120
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