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https://github.com/lalbornoz/roar.git
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c279086c57
1) Circle, rectangle tool: initiate dragging with <Ctrl>, conclude w/ <[LR]MB> release. 2) Circle tool: fix artifacts and radius inference from brush size. 3) Line tool: fix origin point artifacts. 4) Rectangle tool: correctly determine target point.
72 lines
4.2 KiB
Python
72 lines
4.2 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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import wx
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class ToolCircle(Tool):
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name = "Circle"
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TS_NONE = 0
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TS_ORIGIN = 1
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def _drawCircle(self, brushColours, canvas, mapPoint, originPoint, radius):
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cells, patches = [], []
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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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for numRow in range(len(cells)):
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for numCol in range(len(cells[numRow])):
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point = cells[numRow][numCol]
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if ((point[0] >= 0) and (point[1] >= 0)) \
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and (point[0] < canvas.size[0]) and (point[1] < canvas.size[1]):
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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 patches
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def onMouseEvent(self, atPoint, brushColours, brushPos, brushSize, canvas, keyModifiers, mapPoint, mouseDragging, mouseLeftDown, mouseRightDown):
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brushColours, brushSize = [brushColours[1], brushColours[0]] if mouseRightDown else brushColours, brushSize[0] * 2
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if self.toolState == self.TS_NONE:
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originPoint, radius, targetPoint = list(mapPoint), brushSize, (brushSize / 2,) * 2
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if (keyModifiers == wx.MOD_CONTROL) and (mouseLeftDown or mouseRightDown):
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self.brushColours, isCursor, self.originPoint, self.toolState = brushColours, True, originPoint, self.TS_ORIGIN
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else:
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isCursor = not (mouseLeftDown or mouseRightDown)
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elif self.toolState == self.TS_ORIGIN:
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if mapPoint[0] > self.originPoint[0]:
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brushSize += (mapPoint[0] - self.originPoint[0]); brushSize = brushSize + (brushSize % 2);
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brushColours, originPoint, radius, targetPoint = self.brushColours, self.originPoint, brushSize, (brushSize / 2,) * 2
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if not (mouseLeftDown or mouseRightDown):
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self.brushColours, isCursor, self.originPoint, self.toolState = None, False, None, self.TS_NONE
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else:
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isCursor = True
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patches = self._drawCircle(brushColours, canvas, originPoint, targetPoint, radius)
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return True, patches if not isCursor else None, patches if isCursor else None
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def __init__(self, *args):
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super().__init__(*args); self.brushColours, self.originPoint, self.toolState = None, None, self.TS_NONE;
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# vim:expandtab foldmethod=marker sw=4 ts=4 tw=120
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