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# -*- coding: utf-8 -*-
# ####################################################################
# Copyright (C) 2005-2009 by the FIFE team
# http://www.fifengine.de
# This file is part of FIFE.
#
# FIFE is free software; you can redistribute it and/or
# modify it under the terms of the GNU Lesser General Public
# License as published by the Free Software Foundation; either
# version 2.1 of the License, or (at your option) any later version.
#
# This library is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
# Lesser General Public License for more details.
#
# You should have received a copy of the GNU Lesser General Public
# License along with this library; if not, write to the
# Free Software Foundation, Inc.,
# 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
# ####################################################################
from fife import fife
from fife.extensions import pychan
from fife.extensions.pychan import dialogs
class LayerDialog(object):
"""
The B{LayerDialog} provides a gui dialog for creating and editing layers.
FIXME:
- gridtypes can only be square for now
- pathing strategy
"""
def __init__(self, engine, map, callback=None, onCancel=None, layer=None):
self.engine = engine
self.model = engine.getModel()
self.map = map
self.layer = layer
self.callback = callback
self.onCancel = onCancel
self._widget = pychan.loadXML('gui/layerdialog.xml')
# TODO: Add access method for adopted grid types?
self._widget.findChild(name="gridBox").items = ['square', 'hexagonal']
# TODO: Ditto for pather?
self._widget.findChild(name="pathingBox").items = ['cell_edges_only', 'cell_edges_and_diagonals', 'freeform']
if layer:
cg = layer.getCellGrid()
cgtype = 0
if cg.getType() == 'hexagonal':
cgtype = 1
self._widget.distributeData({
"layerBox" : unicode(layer.getId()),
"xScaleBox" : unicode(cg.getXScale()),
"yScaleBox" : unicode(cg.getYScale()),
"rotBox" : unicode(cg.getRotation()),
"xOffsetBox" : unicode(cg.getXShift()),
"yOffsetBox" : unicode(cg.getYShift()),
"zOffsetBox" : unicode(cg.getZShift()),
"transBox" : unicode(layer.getLayerTransparency())
})
self._widget.findChild(name="pathingBox").selected = int(layer.getPathingStrategy())
self._widget.findChild(name="gridBox").selected = int(cgtype)
else:
self._widget.findChild(name="pathingBox").selected = 0
self._widget.findChild(name="gridBox").selected = 0
self._widget.mapEvents({
'okButton' : self._finished,
'cancelButton' : self._cancelled
})
self._widget.show()
def _cancelled(self):
""" """
if self.onCancel:
self.onCancel()
self._widget.hide()
def _finished(self):
""" """
# Collect and validate data
layerId = self._widget.collectData('layerBox')
if layerId == '':
dialogs.message(message=unicode("Please enter a layer id."), caption=unicode("Error"))
return
try:
x_offset = float(self._widget.collectData('xOffsetBox'))
y_offset = float(self._widget.collectData('yOffsetBox'))
z_offset = float(self._widget.collectData('zOffsetBox'))
except ValueError:
dialogs.message(message=unicode("Please enter integer or decimal values for offset."), caption=unicode("Error"))
return
try:
x_scale = float(self._widget.collectData('xScaleBox'))
y_scale = float(self._widget.collectData('yScaleBox'))
except ValueError:
dialogs.message(message=unicode("Please enter integer or decimal values for scale."), caption=unicode("Error"))
return
try:
rotation = float(self._widget.collectData('rotBox'))
except ValueError:
dialogs.message(message=unicode("Please enter integer or decimal value for rotation."), caption=unicode("Error"))
return
try:
transparency = int(self._widget.collectData('transBox'))
except ValueError:
dialogs.message(message=unicode("Please enter an integer value in the range of 0-255 for transparency."), caption=unicode("Error"))
return
#Clamp the transparency value between 0 and 255
if transparency < 0:
transparency = 0
if transparency > 255:
transparency = 255
grid_type = int(self._widget.collectData('gridBox'))
pathing = int(self._widget.collectData('pathingBox'))
if grid_type == 0:
grid_type = "square"
else:
grid_type = "hexagonal"
# Set up layer
layer = self.layer
cellgrid = self.model.getCellGrid(grid_type)
if not cellgrid:
print "Invalid grid"
return
cellgrid.setRotation(rotation)
cellgrid.setXScale(x_scale)
cellgrid.setYScale(y_scale)
cellgrid.setXShift(x_offset)
cellgrid.setYShift(y_offset)
cellgrid.setZShift(z_offset)
if not self.layer:
try:
layer = self.map.createLayer(str(layerId), cellgrid)
except fife.NameClash:
print 'The layer ' + str(layerId) + ' already exists!'
del cellgrid
return
else:
layer.setCellGrid(cellgrid)
try:
layer.setId(str(layerId))
except fife.NameClash:
print 'The layer ' + str(layerId) + ' already exists!'
return
layer.setPathingStrategy(pathing)
layer.setLayerTransparency(transparency)
for cam in self.map.getCameras():
cam.resetRenderers()
if layer:
# make sure the layer is active for the various renderers
fife.InstanceRenderer.getInstance(cam).addActiveLayer(layer)
fife.GridRenderer.getInstance(cam).addActiveLayer(layer)
fife.BlockingInfoRenderer.getInstance(cam).addActiveLayer(layer)
fife.CoordinateRenderer.getInstance(cam).addActiveLayer(layer)
fife.CellSelectionRenderer.getInstance(cam).addActiveLayer(layer)
fife.LightRenderer.getInstance(cam).addActiveLayer(layer)
fife.GenericRenderer.getInstance(cam).addActiveLayer(layer)
# Hide dialog and call back
self._widget.hide()
if self.callback:
pychan.tools.applyOnlySuitable(self.callback, layer=layer)
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