def scalePosition(self, scale):
self.position = common.myMult(scale, self.absPosition)
if self.isMovable:
self.position = common.myAdd(self.position,
(self.myCanvas.windowSurface.get_width() / 2,
self.myCanvas.windowSurface.get_height() / 2))
else:
self.position = common.myAdd(self.position,
common.myMult(Canvas.scale, (self.image.get_width() / 2,
self.image.get_height() / 2)))
self.resize(scale)
def snapTiles(selectedTile, snapdSide, adjSide):
snapdTile = snapdSide.tile
for tile in selectedTile.tileGroup:
tile.groupOffset = common.mySub(tile.absPosition,
snapdTile.absPosition)
for tile in selectedTile.tileGroup:
tile.matchCorner(snapdSide.corner,
common.myAdd(adjSide.corner.getAbsPosition(),
tile.groupOffset))
snapdTile.adjTile = adjSide.tile
snapdTile.adjTile.adjTile = snapdTile
isSnapped = True
return isSnapped, snapdTile, snapdSide
def moveUnSnappable(myCanvas, mouseLoc, selectedTiles, selectedTile, isSnapped,
sidesToSnap, snapdTile, tiles):
# Checks each side of one of the tiles which is snapped but can
# potentially still be unsnapped. If the distance between this
# tile and another tile is enough, the tiles unsnap
for side in snapdTile.sides:
if (side.adjSide is not None and common.getDistance(common.myAdd(
common.mySub(mouseLoc, snapdTile.mouseOffset),
side.corner.getOffset()), side.adjSide.corner.getPosition()) >
objects.Canvas.SNAP_DISTANCE * objects.Canvas.scale + 1):
isSnapped, sidesToSnap, snapdTile = moveUnSnap(myCanvas, mouseLoc,
selectedTiles, selectedTile, sidesToSnap, tiles)
break
return (isSnapped, sidesToSnap, snapdTile)
def getAbsPosition(self):
return map(int, map(round, common.myAdd(self.tile.absPosition,
self.offset)))