roar/libtools/ToolRect.py

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#!/usr/bin/env python3
#
# ToolRect.py
# Copyright (c) 2018, 2019 Lucio Andrés Illanes Albornoz <lucio@lucioillanes.de>
#
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from Tool import Tool
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class ToolRect(Tool):
name = "Rectangle"
#
# onMouseEvent(self, atPoint, brushColours, brushPos, brushSize, canvas, dispatchFn, eventDc, keyModifiers, mapPoint, mouseDragging, mouseLeftDown, mouseRightDown)
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
if mouseRightDown:
brushColours = [brushColours[1], brushColours[0]]
if brushSize[0] > 1:
brushSize[0] *= 2
for brushRow in range(brushSize[1]):
for brushCol in range(brushSize[0]):
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if (brushCol in [0, brushSize[0] - 1]) \
or (brushRow in [0, brushSize[1] - 1]):
patchColours = [brushColours[0]] * 2
patch = [mapPoint[0] + brushCol, mapPoint[1] + brushRow, *patchColours, 0, " "]
elif brushColours[1] == -1:
if ((mapPoint[0] + brushCol) < canvas.size[0]) \
and ((mapPoint[1] + brushRow) < canvas.size[1]):
patch = [mapPoint[0] + brushCol, mapPoint[1] + brushRow, *canvas.map[mapPoint[1] + brushRow][mapPoint[0] + brushCol]]
else:
patch = [mapPoint[0] + brushCol, mapPoint[1] + brushRow, -1, -1, 0, " "]
else:
patchColours = [brushColours[1]] * 2
patch = [mapPoint[0] + brushCol, mapPoint[1] + brushRow, *patchColours, 0, " "]
if mouseLeftDown or mouseRightDown:
if not dirty:
dirty = True
dispatchFn(eventDc, False, patch); dispatchFn(eventDc, True, patch);
else:
dispatchFn(eventDc, True, patch)
return True, dirty
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