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from common import *
from editorcommon import *
import weakref
from math import floor, ceil
import math
class KPEditorDoodad(KPEditorItem):
SNAP_TO = (12,12)
def __init__(self, doodad, layer):
KPEditorItem.__init__(self)
doodad.qtItem = self
self._doodadRef = weakref.ref(doodad)
self._layerRef = weakref.ref(layer)
# TODO: refactor this to store source doodad data under KP.map
sourceItem = KP.mainWindow.doodadSelector.getDoodad(doodad.index)
self._sourceRef = weakref.ref(sourceItem)
self.resizing = None
self.rotating = None
self._updatePixmap()
self._updatePosition()
self._updateSize()
self.setAcceptHoverEvents(True)
if not hasattr(KPEditorDoodad, 'SELECTION_PEN'):
KPEditorDoodad.SELECTION_PEN = QtGui.QPen(Qt.red, 1, Qt.DotLine)
def _updatePixmap(self):
source = self._sourceRef()
pixmap = source.icon().pixmap(source.icon().availableSizes()[0])
self.prepareGeometryChange()
w, h = pixmap.width(), pixmap.height()
self.pixmap = pixmap
def _updatePosition(self):
# NOTE: EditorDoodads originate at the centre, not the top left like the others
doodad = self._doodadRef()
x,y = doodad.position
w,h = doodad.size
self.setPos(x+floor(w/2.0), y+floor(h/2.0))
def _updateSize(self):
self.prepareGeometryChange()
w,h = self._doodadRef().size
self._boundingRect = QtCore.QRectF(-w/2, -h/2, w, h)
self._selectionRect = self._boundingRect.adjusted(0, 0, -1, -1)
def _updateTransform(self):
doodad = self._doodadRef()
self.setRotation(doodad.angle)
def paint(self, painter, option, widget):
if self.isSelected():
painter.setPen(self.SELECTION_PEN)
painter.drawRect(self._selectionRect)
def _itemMoved(self, oldX, oldY, newX, newY):
doodad = self._doodadRef()
w,h = doodad.size
doodad.position = [newX-floor(w/2.0), newY-floor(h/2.0)]
def hoverMoveEvent(self, event):
if self._layerRef() != KP.mapScene.currentLayer:
self.setCursor(Qt.ArrowCursor)
return
pos = event.pos()
bit = self.resizerPortionAt(pos.x(), pos.y())
if (event.modifiers() == Qt.ShiftModifier):
if bit:
self.setCursor(Qt.OpenHandCursor)
else:
self.setCursor(Qt.ArrowCursor)
else:
if bit == 1 or bit == 4:
self.setCursor(Qt.SizeFDiagCursor)
elif bit == 2 or bit == 3:
self.setCursor(Qt.SizeBDiagCursor)
elif bit == 7 or bit == 8:
self.setCursor(Qt.SizeHorCursor)
elif bit == 5 or bit == 6:
self.setCursor(Qt.SizeVerCursor)
else:
self.setCursor(Qt.ArrowCursor)
def mousePressEvent(self, event):
if event.button() == Qt.LeftButton:
pos = event.pos()
bit = self.resizerPortionAt(pos.x(), pos.y())
if self._layerRef() == KP.mapScene.currentLayer and bit:
event.accept()
if (event.modifiers() & Qt.ShiftModifier):
self.rotating = self.mapToScene(pos), self._doodadRef().angle
self.setCursor(Qt.ClosedHandCursor)
return
else:
x, xSide, y, ySide = False, None, False, None
if bit == 1 or bit == 7 or bit == 3: # left
x, xSide = True, 1
elif bit == 2 or bit == 4 or bit == 8: # right
x, xSide = True, 0
if bit == 1 or bit == 2 or bit == 5: # top
y, ySide = True, 1
elif bit == 3 or bit == 4 or bit == 6: # bottom
y, ySide = True, 0
self._updateSize()
self.resizing = (x, xSide, y, ySide)
return
KPEditorItem.mousePressEvent(self, event)
def _tryAndResize(self, obj, axisIndex, mousePosition, stationarySide):
newSize = abs(mousePosition) * 2
if newSize < 10:
return False
obj.size[axisIndex] = newSize
return True
def _tryAndRotate(self, obj, mouseX, mouseY, originalPos, oldAngle, modifiers):
center = self.mapToScene(self.boundingRect().center())
objX = center.x()
objY = center.y()
origX = originalPos.x()
origY = originalPos.y()
dy = origY - objY
dx = origX - objX
rads = math.atan2(dy, dx)
origAngle = math.degrees(rads)
dy = mouseY - objY
dx = mouseX - objX
rads = math.atan2(dy, dx)
angle = math.degrees(rads)
# Move this to ItemChange() or something at some point.
finalAngle = angle - origAngle + oldAngle
if (modifiers & Qt.ControlModifier):
finalAngle = int(finalAngle / 45.0) * 45.0
return True, finalAngle
def mouseMoveEvent(self, event):
if self.resizing:
obj = self._doodadRef()
hasChanged = False
resizeX, xSide, resizeY, ySide = self.resizing
if resizeX:
hasChanged |= self._tryAndResize(obj, 0, event.pos().x(), xSide)
if resizeY:
hasChanged |= self._tryAndResize(obj, 1, event.pos().y(), ySide)
if hasChanged:
# Doodads aren't supposed to snap, they're all free flowing like the wind.
self._updateSize()
elif self.rotating:
obj = self._doodadRef()
scenePos = event.scenePos()
self.setTransformOriginPoint(self.boundingRect().center())
hasChanged = False
hasChanged, angle = self._tryAndRotate(obj, scenePos.x(), scenePos.y(), self.rotating[0], self.rotating[1], event.modifiers())
if hasChanged:
obj.angle = angle
self._updateTransform()
else:
KPEditorItem.mouseMoveEvent(self, event)
def mouseReleaseEvent(self, event):
if self.resizing and event.button() == Qt.LeftButton:
self.resizing = None
# self._doodadRef().position = [self.x(), self.y()]
elif self.rotating and event.button() == Qt.LeftButton:
self.rotating = None
else:
KPEditorItem.mouseReleaseEvent(self, event)
def remove(self, withItem=False):
doodad = self._doodadRef()
layer = self._layerRef()
layer.objects.remove(doodad)
if withItem:
self.scene().removeItem(self)
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