def _redirectEvent(self, name, event):
self.indent += 4
try:
event = self.translateEvent(getEventType(name), event)
if name in self.events:
if self.debug: print "-" * self.indent, name
for f in self.events[name].itervalues():
def delayed_f(timer, f=f): # bind f during loop
n_timer = timer()
f(event)
#FIXME: figure out a way to get rid of the dead timer list
del self._deadtimers[:]
if n_timer in self._timers:
self._deadtimers.append(n_timer)
self._timers.remove(n_timer)
timer = Timer(repeat=1)
timer._callback = cbwa(delayed_f, weakref.ref(timer))
timer.start()
self._timers.append(timer)
except:
print name, repr(event)
traceback.print_exc()
raise
finally:
self.indent -= 4
def _redirectEvent(self,name,event): self.indent += 4 try: event = self.translateEvent(getEventType(name), event) if name in self.events: if self.debug: print "-"*self.indent, name for f in self.events[name].itervalues(): def delayed_f(timer, f=f): # bind f during loop n_timer = timer() f( event ) #FIXME: figure out a way to get rid of the dead timer list del self._deadtimers[:] if n_timer in self._timers: self._deadtimers.append(n_timer) self._timers.remove(n_timer) timer = Timer(repeat=1) timer._callback = cbwa(delayed_f, weakref.ref(timer)) timer.start() self._timers.append(timer) except: print name, repr(event) traceback.print_exc() raise finally: self.indent -= 4
class PocAnimations(PyChanExample):
""" a small app (^^) to show how gui animations ~could~ be
made by using B{fife.TimeEvent}s
"""
def __init__(self):
super(PocAnimations, self).__init__('data/gui/poc_guianimation.xml')
self._move_timer = None
self._resize_timer = None
self._color_timer = None
self._progress_timer = None
def start(self):
"""
load XML file and setup callbacks
"""
self.widget = pychan.loadXML(self.xmlFile)
self.widget.mapEvents({
'closeButton':
self.stop,
'example_move':
cbwa(self._start_anim, type=ACTION_MOVE),
'example_color':
cbwa(self._start_anim, type=ACTION_COLOR),
'example_resize':
cbwa(self._start_anim, type=ACTION_RESIZE),
'example_all':
self._anim_all,
'delay':
self._set_delay_display,
})
self.move_example_widget = self.widget.findChild(name="move")
self.mew = self.move_example_widget
self.resize_example_widget = self.widget.findChild(name="resize")
self.rew = self.resize_example_widget
self.color_example_widget = self.widget.findChild(name="color")
self.cew = self.color_example_widget
self.delay_slider = self.widget.findChild(name="delay")
self.delay_slider.value = float(DEFAULT_DELAY)
self.delay_display = self.widget.findChild(name="delay_label")
self.delay_display.text = unicode(str(DEFAULT_DELAY))
self.progressbar = self.widget.findChild(name="progressbar")
# self.progressbar2 = self.widget.findChild(name="progressbar2")
self.little_matrix = []
for x in range(1, 4):
for y in range(1, 4):
name = "color_%s_%s" % (x, y)
widget = self.widget.findChild(name=name)
self.little_matrix.append(widget)
self.widget.adaptLayout(True)
self.widget.show()
def _set_delay_display(self):
""" set delay display according to slider value """
value = self.delay_slider.value
self.delay_display.text = unicode(str(int(value)))
def _anim_all(self):
""" fire all animations """
for action in ACTIONS:
self._start_anim(type=action)
def _start_anim(self, type=None):
""" start the animation of the given type """
self._reset_anim(type)
kwargs = {
'delay': int(self.delay_slider.value),
'callback': None,
'repeat': 0,
}
if type == ACTION_MOVE:
kwargs['callback'] = self._move
self._move_timer = Timer(**kwargs)
self._move_timer.start()
elif type == ACTION_RESIZE:
kwargs['callback'] = self._resize
self._resize_timer = Timer(**kwargs)
self._resize_timer.start()
elif type == ACTION_COLOR:
kwargs['callback'] = self._color
self._color_timer = Timer(**kwargs)
self._color_timer.start()
# progressbar
kwargs['callback'] = self._update_progress
self.progressbar.value = 0
# self.progressbar2.value = 0
self._progress_timer = Timer(**kwargs)
self._progress_timer.start()
def _reset_anim(self, type=None):
""" undo changes made by the animation (but leave alone disco matrix ^^) """
if type == ACTION_MOVE:
if self._move_timer:
self._move_timer.stop()
self.mew.position = 0, 0
elif type == ACTION_RESIZE:
if self._resize_timer:
self._resize_timer.stop()
SIZE = 100, 100
self.rew.size = SIZE
self.rew.min_size = SIZE
self.rew.max_size = SIZE
self.widget.findChild(name="resize_wrapper").adaptLayout()
elif type == ACTION_COLOR:
if self._color_timer:
self._color_timer.stop()
COLOR = 255, 255, 255, 100
self.cew.base_color = COLOR
if self._progress_timer:
self._progress_timer.stop()
self.progressbar.value = 0
# self.progressbar2.value = 0
def _move(self):
""" move the mew widget """
position = list(self.mew.position)
if position[0] < 100:
position[0] += 1
self.mew.position = position
else:
self._reset_anim(ACTION_MOVE)
def _resize(self):
""" resize the rew widget """
size = list(self.rew.size)
if size[0] > 0:
size[0] -= 1
size[1] -= 1
self.rew.size = size
self.rew.min_size = size
self.rew.max_size = size
else:
self._reset_anim(ACTION_RESIZE)
def _color(self):
""" tint the cew widgets """
color = self.cew.base_color
red = color.r
if red > 1:
red -= 1
self.cew.base_color = (red, 255, 255, 100)
# disco!
for widget in self.little_matrix:
color = tuple(random.randint(1, 255) for i in range(1, 5))
widget.background_color = color
else:
self._reset_anim(ACTION_COLOR)
def _update_progress(self):
""" """
if self.progressbar.value < self.progressbar.size[0]:
size = self.progressbar.size
value = int(self.progressbar.value) + random.randint(
0, DEFAULT_DELAY)
self.progressbar.value = value
# self.progressbar2.value = value
else:
self._reset_anim()
class ObjectEdit(plugin.Plugin):
""" The B{ObjectEdit} module is a plugin for FIFedit and allows to edit
attributes of an selected instance - like offset, instance id or rotation
(namespaces and object id editing is excluded)
current features:
- click instance and get all known data
- edit offsets, rotation, instance id
- save offsets to object file
- outline highlighting of the selected object
- animation viewer
"""
def __init__(self):
self.active = False
self._camera = None
self._layer = None
self._anim_timer = None
self._enabled = False
self.imageManager = None
self.guidata = {}
self.objectdata = {}
self._help_dialog = None
def _reset(self):
"""
resets all dynamic vars, but leaves out static ones (e.g. camera, layer)
"""
if self._anim_timer:
self._anim_timer.stop()
# reset the ToggleButton
if self._gui_anim_playback._isToggled():
self._gui_anim_playback._setToggled(0)
self._anim_timer = None
self._object = None
self._instances = None
self._image = None
self._image_default_x_offset = None
self._image_default_y_offset = None
self._animation = False
self._anim_data = {}
self._rotation = None
self._avail_rotations = []
self._namespace = None
self._object_blocking = 0
self._instance_blocking = 0
self._static = 0
self._object_id = None
self._instance_id = None
self._fixed_rotation = None
if self._camera is not None:
self.renderer.removeAllOutlines()
def enable(self):
""" plugin method """
if self._enabled is True:
return
self._editor = scripts.editor.getEditor()
self.engine = self._editor.getEngine()
self.imageManager = self.engine.getImageManager()
self._showAction = Action(unicode(self.getName(),"utf-8"), checkable=True)
scripts.gui.action.activated.connect(self.toggle_gui, sender=self._showAction)
self._editor._tools_menu.addAction(self._showAction)
events.onInstancesSelected.connect(self.input)
events.preMapClosed.connect(self.hide)
events.preMapShown.connect(self.hide)
self._reset()
self.create_gui()
def disable(self):
""" plugin method """
if self._enabled is False:
return
self._reset()
self.container.hide()
self.removeAllChildren()
events.onInstancesSelected.disconnect(self.input)
events.preMapClosed.disconnect(self.hide)
events.preMapShown.disconnect(self.hide)
self._editor._tools_menu.removeAction(self._showAction)
def isEnabled(self):
""" plugin method """
return self._enabled;
def getName(self):
""" plugin method """
return "Object editor"
def _show_help(self):
""" shows the help dialog """
if self._help_dialog is not None:
self._help_dialog.show()
return
self._help_dialog = pychan.loadXML("gui/help.xml")
self._help_dialog.title = u"Help (Object Editor)"
self._help_dialog.mapEvents({
"closeButton" : self._help_dialog.hide,
})
# gimme some more space
_SIZE = (320,400)
scrollarea = self._help_dialog.findChildren(__class__=pychan.widgets.ScrollArea)[0]
scrollarea.size = _SIZE
scrollarea.min_size = _SIZE
scrollarea.max_size = _SIZE
f = open('lang/help_object_edit.txt', 'r')
self._help_dialog.findChild(name="helpText").text = unicode(f.read())
f.close()
self._help_dialog.show()
def create_gui(self):
"""
- creates the gui skeleton by loading the xml file
- finds some important childs and saves their widget in the object
FIXME:
- move all dynamic widgets to dict
"""
self.container = pychan.loadXML('gui/objectedit.xml')
self.container.mapEvents({
'use_data' : self.use_user_data,
'change_data' : self.save_user_data,
'anim_left' : self.previous_anim_frame,
'anim_right' : self.next_anim_frame,
'anim_start_pos' : self.anim_start_frame,
'anim_end_pos' : self.anim_end_frame,
'show_help' : self._show_help,
})
self.container.findChild(name="x_offset_up").capture(self.change_offset, "mousePressed")
self.container.findChild(name="x_offset_dn").capture(self.change_offset, "mousePressed")
self._gui_x_offset = self.container.findChild(name="x_offset")
self._gui_x_offset.capture(self.change_offset, "mouseWheelMovedUp")
self._gui_x_offset.capture(self.change_offset, "mouseWheelMovedDown")
self.container.findChild(name="y_offset_up").capture(self.change_offset, "mousePressed")
self.container.findChild(name="y_offset_dn").capture(self.change_offset, "mousePressed")
self._gui_y_offset = self.container.findChild(name="y_offset")
self._gui_y_offset.capture(self.change_offset, "mouseWheelMovedUp")
self._gui_y_offset.capture(self.change_offset, "mouseWheelMovedDown")
self.container.findChild(name="object_blocking_toggle").capture(self.object_blocking_toggle, "mousePressed")
self.container.findChild(name="instance_blocking_toggle").capture(self.instance_blocking_toggle, "mousePressed")
self._gui_anim_panel_wrapper = self.container.findChild(name="animation_panel_wrapper")
self._gui_anim_panel = self._gui_anim_panel_wrapper.findChild(name="animation_panel")
self._gui_rotation_dropdown = self.container.findChild(name="select_rotations")
self._gui_rotation_dropdown.capture(self.gui_rotate_instance,"mouseWheelMovedUp")
self._gui_rotation_dropdown.capture(self.gui_rotate_instance,"mouseWheelMovedDown")
self._gui_rotation_dropdown.capture(self.gui_rotate_instance,"action")
self._gui_anim_actions_dropdown = self._gui_anim_panel_wrapper.findChild(name="select_actions")
self._gui_anim_actions_dropdown.capture(self.eval_gui_anim_action,"mouseWheelMovedUp")
self._gui_anim_actions_dropdown.capture(self.eval_gui_anim_action,"mouseWheelMovedDown")
self._gui_anim_actions_dropdown.capture(self.eval_gui_anim_action,"action")
self._gui_anim_playback = self._gui_anim_panel_wrapper.findChild(name="anim_playback")
self._gui_anim_playback.capture(self.anim_playback, "mousePressed")
self._gui_anim_loop = self._gui_anim_panel_wrapper.findChild(name="anim_loop")
self._gui_current_frame = self._gui_anim_panel_wrapper.findChild(name="anim_current_frame")
self._gui_current_frame.capture(self.previous_anim_frame,"mouseWheelMovedUp")
self._gui_current_frame.capture(self.next_anim_frame,"mouseWheelMovedDown")
self._gui_xoffset_textfield = self.container.findChild(name="x_offset")
self._gui_yoffset_textfield = self.container.findChild(name="y_offset")
self._gui_instance_id_textfield = self.container.findChild(name="instance_id")
def anim_playback(self, widget):
""" start / stop playback of an animation due to status of a gui ToggleButton
Sets also two ivars of timer object (active & loop)
"""
if widget._isToggled():
self._anim_timer.stop()
self._anim_timer.active = False
else:
frame_delay = self._anim_data['obj'].getFrameDuration(self._anim_data['current'])
self._anim_timer = Timer(delay=frame_delay,callback=self.next_anim_frame)
self._anim_timer.active = True
self._anim_timer.loop = self._gui_anim_loop._isMarked()
self._anim_timer.start()
def previous_anim_frame(self):
""" show previous anim frame """
if self._anim_data['current'] > 0:
self._anim_data['current'] -= 1
else:
self._anim_data['current'] = self._anim_data['frames']
self.update_gui()
def next_anim_frame(self):
""" show next anim frame and reset animation frame to 0 if playback looping is active"""
if self._anim_data['current'] < self._anim_data['frames']:
self._anim_data['current'] += 1
else:
self._anim_data['current'] = 0
self.update_gui()
def anim_start_frame(self):
""" set start frame of animation """
self._anim_data['current'] = 0
self.update_gui()
def anim_end_frame(self):
""" set end frame of animation """
self._anim_data['current'] = self._anim_data['frames']
self.update_gui()
def update_gui(self):
""" updates the gui widgets with current instance data """
if self._instances is None: return
# show the image we retrieved from an animated object
if self._animation:
if not self._gui_anim_panel_wrapper.findChild(name="animation_panel"):
self._gui_anim_panel_wrapper.addChild(self._gui_anim_panel)
# get current selected image and update the icon widget
dur = 0
for i in range(self._anim_data['frames']):
dur += self._anim_data['obj'].getFrameDuration(i)
# set new duration for the playback timer
if self._anim_timer:
frame_delay = self._anim_data['obj'].getFrameDuration(self._anim_data['current'])
if i == self._anim_data['current']:
# set new duration for the playback timer
if self._anim_timer and self._anim_timer.active:
self._anim_timer.setPeriod(self._anim_data['obj'].getFrameDuration(self._anim_data['current']))
break
image = self._anim_data['obj'].getFrameByTimestamp(dur)
self.container.findChild(name="animTest").image = image.getName()
self.container.findChild(name="animTest").size= (250,250)
self.container.findChild(name="animTest").min_size= (250,250)
self.container.distributeInitialData({
'anim_current_frame' : unicode(str(self._anim_data['current'])),
'anim_rotation' : unicode(str(self._anim_data['obj'].getDirection())),
})
else:
if self._gui_anim_panel_wrapper.findChild(name="animation_panel"):
self._gui_anim_panel_wrapper.removeChild(self._gui_anim_panel)
if self._image is not None:
x_offset = unicode( self._image.getXShift() )
y_offset = unicode( self._image.getYShift() )
else:
x_offset = unicode( 0 )
y_offset = unicode( 0 )
if self._instances[0].isOverrideBlocking():
self.container.findChild(name="override_blocking_toggle")._setMarked(True)
else:
self.container.findChild(name="override_blocking_toggle")._setMarked(False)
self.container.distributeInitialData({
'select_rotations' : self._avail_rotations,
'instance_id' : unicode( self._instances[0].getId() ),
'object_id' : unicode( self._object_id ),
'x_offset' : x_offset,
'y_offset' : y_offset,
'instance_rotation' : unicode( self._instances[0].getRotation() ),
'object_namespace' : unicode( self._namespace ),
'instance_blocking' : unicode( self._instance_blocking ),
'object_blocking' : unicode( self._object_blocking ),
'object_static' : unicode( self._static ),
})
if not self._animation:
if self._fixed_rotation in self._avail_rotations:
index = self._avail_rotations.index( self._fixed_rotation )
self._gui_rotation_dropdown._setSelected(index)
# else:
# print "Internal FIFE rotation: ", self._instances[0].getRotation()
# print "Fixed rotation (cam rot) ", self._fixed_rotation + int(abs(self._camera.getRotation()))
# print "Collected rots from object ", self._avail_rotations
self.container.adaptLayout(False)
def toggle_gui(self):
"""
show / hide the gui
"""
if self.active is True:
self.active = False
if self.container.isVisible() or self.container.isDocked():
self.container.setDocked(False)
self.container.hide()
self._showAction.setChecked(False)
else:
self.active = True
self._showAction.setChecked(True)
def highlight_selected_instance(self):
""" highlights selected instance """
self.renderer.removeAllOutlines()
self.renderer.addOutlined(self._instances[0], WHITE["r"], WHITE["g"], WHITE["b"], OUTLINE_SIZE)
def change_offset(self, event, widget):
""" widget callback: change the offset of an object
@type event: object
@param event: FIFE mouseevent or keyevent
@type widget: object
@param widget: pychan widget
"""
if self._animation:
self._editor.getStatusBar().setText(u"Offset changes of animations are not supported yet")
return
etype = event.getType()
x = self._image.getXShift()
y = self._image.getYShift()
if etype == fife.MouseEvent.WHEEL_MOVED_UP or widget.name.endswith("up"):
modifier = 1
elif etype == fife.MouseEvent.WHEEL_MOVED_DOWN or widget.name.endswith("dn"):
modifier = -1
if widget.name.startswith("x"):
x += modifier
elif widget.name.startswith("y"):
y += modifier
self.set_offset(x, y)
self.update_gui()
def object_blocking_toggle(self, event, widget):
""" widget callback: change the blocking of an instance
@type event: object
@param event: FIFE mouseevent or keyevent
@type widget: object
@param widget: pychan widget
"""
self.check_override_blocking()
object = self._instances[0].getObject()
object_id = object.getId()
blocking = not object.isBlocking()
object.setBlocking(blocking)
instances = self._layer.getInstances()
for instance in instances:
object = instance.getObject()
if object.getId() == object_id:
instance.setBlocking(blocking)
self._object_blocking = int(blocking)
self._instance_blocking = int(self._instances[0].isBlocking())
self.update_gui()
def instance_blocking_toggle(self, event, widget):
""" widget callback: change the blocking of an instance
@type event: object
@param event: FIFE mouseevent or keyevent
@type widget: object
@param widget: pychan widget
"""
self.check_override_blocking()
instance = self._instances[0]
instance.setBlocking(not instance.isBlocking())
self._instance_blocking = int(instance.isBlocking())
self.update_gui()
def check_override_blocking(self):
instance = self._instances[0]
marked = self.container.findChild(name="override_blocking_toggle")._isMarked()
if marked:
instance.setOverrideBlocking(True)
else:
instance.setOverrideBlocking(False)
def use_user_data(self):
"""
- takes the users values and applies them directly to the current ._instance
- writes current data record
- writes previous data record
- updates gui
FIXME:
- parse user data in case user think strings are considered to be integer offset values...
"""
instance_id = str(self._gui_instance_id_textfield._getText())
msg = ''
if instance_id == "":
instance_id = "None"
if instance_id is not None and instance_id is not "None":
existing_instances = self._editor.getActiveMapView().getController()._layer.getInstances(instance_id)
if len(existing_instances) <= 0:
self._instances[0].setId(instance_id)
msg = unicode("Set new instance id: " + str(instance_id))
self._editor.getStatusBar().setText(msg)
else:
self._editor.getStatusBar().setText(u"Instance ID is already in use.")
if self._animation:
msg = msg + "\n" + u"Editing offset and rotation of animated instances is not supported yet"
self._editor.getStatusBar().setText(msg)
return
xoffset = self._gui_xoffset_textfield._getText()
yoffset = self._gui_yoffset_textfield._getText()
# update rotation
angle = self.eval_gui_rotation()
self.set_rotation(angle)
# update offsets
self.set_offset(int(xoffset), int(yoffset))
self.update_gui()
def save_user_data(self):
""" saves the current object to its xml file
NOTE:
- animations can't be saved for now
FIXME:
- add missing object attributes to saving routine
"""
if self._object is None:
return
if self._animation:
return
file = self._object.getFilename()
self.tree = ET.parse(file)
img_lst = self.tree.findall("image")
# apply changes to the XML structure due to current user settings in the gui
for img_tag in img_lst:
if img_tag.attrib["direction"] == str(self._avail_rotations[self._gui_rotation_dropdown._getSelected()]):
img_tag.attrib["x_offset"] = self._gui_xoffset_textfield._getText()
img_tag.attrib["y_offset"] = self._gui_yoffset_textfield._getText()
break
block = self.tree.getroot()
block.attrib["blocking"] = str(int(self._object_blocking))
xmlcontent = ET.tostring(self.tree.getroot())
# save xml data beneath the <?fife type="object"?> definition into the object file
tmp = open(file, 'w')
tmp.write('<?fife type="object"?>\n')
tmp.write(xmlcontent + "\n")
tmp.close()
def gui_rotate_instance(self):
""" rotate an instance due to selected angle """
angle = self.eval_gui_rotation()
self.set_rotation(angle)
def eval_gui_rotation(self):
""" prepare rotation from gui and apply it to the current selected instance """
index = self._gui_rotation_dropdown._getSelected()
angle = int( self._avail_rotations[index] )
if angle == 360:
angle = 0
return angle
def eval_gui_anim_action(self):
""" check the selected action of an animation and update the gui accordingly """
if not self._anim_data['actions']: return
index = self._gui_anim_actions_dropdown._getSelected()
action = self._anim_data['actions'][index]
self.update_anim_data(action)
self.update_gui()
def set_rotation(self, angle):
""" set the rotation of the current instance """
# print "...setting instance rotation from %s to %s" % (self._rotation, angle)
self._instances[0].setRotation(angle)
self.get_instance_data(None, None, angle)
self.update_gui()
# print "...new internal FIFE rotation ", int(self._instances[0].getRotation())
def set_offset(self, x=None, y=None):
""" set x/y offset of current selected instance """
if x is not None:
self._image.setXShift(x)
if y is not None:
self._image.setYShift(y)
def update_anim_data(self, action=None):
""" update animation data for the current selected instance from FIFE's data structure
@type animation FIFE animation
@return animation current selected animation
"""
if action:
animation = action.get2dGfxVisual().getAnimationByAngle(self._fixed_rotation)
animation_id = animation.getFifeId()
action_ids = []
actions = []
try:
action_ids = self._object.getActionIds()
for id in action_ids:
actions.append(self._object.getAction(id))
except:
pass
self._anim_data = {}
self._anim_data['obj'] = animation
self._anim_data['id'] = animation_id
self._anim_data['frames'] = animation.getFrameCount()
self._anim_data['current'] = 0
self._anim_data['actions'] = actions
self._anim_data['action_ids'] = action_ids
self._anim_data['default_action'] = self._object.getDefaultAction()
self._anim_data['action'] = action
return animation
def get_instance_data(self, timestamp=None, frame=None, angle=-1, instance=None):
"""
- grabs all available data from both object and instance
"""
visual = None
self._avail_rotations = []
if instance is None:
instance = self._instances[0]
object = instance.getObject()
self._object = object
self._namespace = object.getNamespace()
self._object_id = object.getId()
self._instance_id = instance.getId()
if self._instance_id == '':
self._instance_id = 'None'
if angle == -1:
angle = int(instance.getRotation())
else:
angle = int(angle)
self._rotation = angle
if object.isBlocking():
self._object_blocking = 1
if instance.isBlocking():
self._instance_blocking = 1
if object.isStatic():
self._static = 1
try:
visual = object.get2dGfxVisual()
except:
self._editor.getStatusBar().setText(u"Fetching visual of object failed")
raise
self._fixed_rotation = instance.getRotation()
index = visual.getStaticImageIndexByAngle(self._fixed_rotation)
if index is -1:
# object is an animation
self._animation = True
self._image = None
# no static image available, try default action
action = object.getDefaultAction()
if action:
animation = self.update_anim_data(action)
# update gui
if animation:
self._gui_anim_actions_dropdown._setItems(self._anim_data['action_ids'])
self._gui_anim_actions_dropdown._setSelected(0)
if timestamp is None and frame is not None:
self._image = animation.getFrame(frame)
elif timestamp is not None and frame is None:
self._image = animation.getFrameByTimestamp(timestamp)
else:
self._image = animation.getFrameByTimestamp(0)
elif index is not -1:
# object is a static image
self._animation = False
self._image = self.imageManager.get(index)
if not self._animation:
rotations = visual.getStaticImageAngles()
for angle in rotations:
self._avail_rotations.append(angle)
self._image_default_x_offset = self._image.getXShift()
self._image_default_y_offset = self._image.getYShift()
else:
self._avail_rotations = object.getDefaultAction().get2dGfxVisual().getActionImageAngles()
def show(self):
""" show the plugin gui - and update it """
self.update_gui()
self.container.show()
self.container.adaptLayout(False)
def hide(self):
""" hide the plugin gui - and reset it """
self.container.hide()
self._reset()
def input(self, instances):
""" if called _and_ the user wishes to edit offsets,
gets instance data and show gui
(we only use the top instance of the selected cell)
@type instances: list
@param instances: a list of instances in the selected cell
"""
if instances != self._instances:
if self.active is True:
self._reset()
self._instances = instances
if self._camera is None:
self._camera = self._editor.getActiveMapView().getCamera()
self.renderer = fife.InstanceRenderer.getInstance(self._camera)
self._layer = self._editor.getActiveMapView().getController()._layer
if self._instances:
self.highlight_selected_instance()
self.get_instance_data()
self.show()
else:
self.hide()
class PocAnimations(PyChanExample):
""" a small app (^^) to show how gui animations ~could~ be
made by using B{fife.TimeEvent}s
"""
def __init__(self):
super(PocAnimations,self).__init__('data/gui/poc_guianimation.xml')
self._move_timer = None
self._resize_timer = None
self._color_timer = None
self._progress_timer = None
def start(self):
"""
load XML file and setup callbacks
"""
self.widget = pychan.loadXML(self.xmlFile)
self.widget.mapEvents({
'closeButton' : self.stop,
'example_move' : cbwa(self._start_anim, type=ACTION_MOVE),
'example_color' : cbwa(self._start_anim, type=ACTION_COLOR),
'example_resize': cbwa(self._start_anim, type=ACTION_RESIZE),
'example_all' : self._anim_all,
'delay' : self._set_delay_display,
})
self.move_example_widget = self.widget.findChild(name="move")
self.mew = self.move_example_widget
self.resize_example_widget = self.widget.findChild(name="resize")
self.rew = self.resize_example_widget
self.color_example_widget = self.widget.findChild(name="color")
self.cew = self.color_example_widget
self.delay_slider = self.widget.findChild(name="delay")
self.delay_slider.setValue(float(DEFAULT_DELAY))
self.delay_display = self.widget.findChild(name="delay_label")
self.delay_display.text = unicode(str(DEFAULT_DELAY))
self.progressbar = self.widget.findChild(name="progressbar")
# self.progressbar2 = self.widget.findChild(name="progressbar2")
self.little_matrix = []
for x in range(1,4):
for y in range(1,4):
name = "color_%s_%s" % (x, y)
widget = self.widget.findChild(name=name)
self.little_matrix.append(widget)
self.widget.adaptLayout(True)
self.widget.show()
def _set_delay_display(self):
""" set delay display according to slider value """
value = self.delay_slider.getValue()
self.delay_display.text = unicode(str(int(value)))
def _anim_all(self):
""" fire all animations """
for action in ACTIONS:
self._start_anim(type=action)
def _start_anim(self, type=None):
""" start the animation of the given type """
self._reset_anim(type)
kwargs = {
'delay' : int(self.delay_slider.getValue()),
'callback' : None,
'repeat' : 0,
}
if type == ACTION_MOVE:
kwargs['callback'] = self._move
self._move_timer = Timer(**kwargs)
self._move_timer.start()
elif type == ACTION_RESIZE:
kwargs['callback'] = self._resize
self._resize_timer = Timer(**kwargs)
self._resize_timer.start()
elif type == ACTION_COLOR:
kwargs['callback'] = self._color
self._color_timer = Timer(**kwargs)
self._color_timer.start()
# progressbar
kwargs['callback'] = self._update_progress
self.progressbar.value = 0
# self.progressbar2.value = 0
self._progress_timer = Timer(**kwargs)
self._progress_timer.start()
def _reset_anim(self, type=None):
""" undo changes made by the animation (but leave alone disco matrix ^^) """
if type == ACTION_MOVE:
if self._move_timer:
self._move_timer.stop()
self.mew.position = 0, 0
elif type == ACTION_RESIZE:
if self._resize_timer:
self._resize_timer.stop()
SIZE = 100, 100
self.rew.size = SIZE
self.rew.min_size = SIZE
self.rew.max_size = SIZE
self.widget.findChild(name="resize_wrapper").adaptLayout()
elif type == ACTION_COLOR:
if self._color_timer:
self._color_timer.stop()
COLOR = 255, 255, 255, 100
self.cew.base_color = COLOR
if self._progress_timer:
self._progress_timer.stop()
self.progressbar.value = 0
# self.progressbar2.value = 0
def _move(self):
""" move the mew widget """
position = list(self.mew.position)
if position[0] < 100:
position[0] += 1
self.mew.position = position
else:
self._reset_anim(ACTION_MOVE)
def _resize(self):
""" resize the rew widget """
size = list(self.rew.size)
if size[0] > 0:
size[0] -= 1
size[1] -= 1
self.rew.size = size
self.rew.min_size = size
self.rew.max_size = size
else:
self._reset_anim(ACTION_RESIZE)
def _color(self):
""" tint the cew widgets """
color = self.cew.base_color
red = color.r
if red > 1:
red -= 1
self.cew.base_color = (red, 255, 255, 100)
# disco!
for widget in self.little_matrix:
color = tuple(random.randint(1,255) for i in range(1,5))
widget.background_color = color
else:
self._reset_anim(ACTION_COLOR)
def _update_progress(self):
""" """
if self.progressbar.value < self.progressbar.size[0]:
size = self.progressbar.size
value = int(self.progressbar.value) + random.randint(0, DEFAULT_DELAY)
self.progressbar.value = value
# self.progressbar2.value = value
else:
self._reset_anim()
class ObjectEdit(plugin.Plugin):
""" The B{ObjectEdit} module is a plugin for FIFedit and allows to edit
attributes of an selected instance - like offset, instance id or rotation
(namespaces and object id editing is excluded)
current features:
- click instance and get all known data
- edit offsets, rotation, instance id
- save offsets to object file
- outline highlighting of the selected object
- animation viewer
"""
def __init__(self):
self.active = False
self._camera = None
self._layer = None
self._anim_timer = None
self._enabled = False
self.imagepool = None
self._animationpool = None
self.guidata = {}
self.objectdata = {}
self._help_dialog = None
def _reset(self):
"""
resets all dynamic vars, but leaves out static ones (e.g. camera, layer)
"""
if self._anim_timer:
self._anim_timer.stop()
# reset the ToggleButton
if self._gui_anim_playback._isToggled():
self._gui_anim_playback._setToggled(0)
self._anim_timer = None
self._object = None
self._instances = None
self._image = None
self._image_default_x_offset = None
self._image_default_y_offset = None
self._animation = False
self._anim_data = {}
self._rotation = None
self._avail_rotations = []
self._namespace = None
self._object_blocking = 0
self._instance_blocking = 0
self._static = 0
self._object_id = None
self._instance_id = None
self._fixed_rotation = None
if self._camera is not None:
self.renderer.removeAllOutlines()
def enable(self):
""" plugin method """
if self._enabled is True:
return
self._editor = scripts.editor.getEditor()
self.engine = self._editor.getEngine()
self.imagepool = self.engine.getImagePool()
self._animationpool = self.engine.getAnimationPool()
self._showAction = Action(unicode(self.getName(), "utf-8"),
checkable=True)
scripts.gui.action.activated.connect(self.toggle_gui,
sender=self._showAction)
self._editor._tools_menu.addAction(self._showAction)
events.onInstancesSelected.connect(self.input)
events.preMapClosed.connect(self.hide)
events.preMapShown.connect(self.hide)
self._reset()
self.create_gui()
def disable(self):
""" plugin method """
if self._enabled is False:
return
self._reset()
self.container.hide()
self.removeAllChildren()
events.onInstancesSelected.disconnect(self.input)
events.preMapClosed.disconnect(self.hide)
events.preMapShown.disconnect(self.hide)
self._editor._tools_menu.removeAction(self._showAction)
def isEnabled(self):
""" plugin method """
return self._enabled
def getName(self):
""" plugin method """
return "Object editor"
def _show_help(self):
""" shows the help dialog """
if self._help_dialog is not None:
self._help_dialog.show()
return
self._help_dialog = pychan.loadXML("gui/help.xml")
self._help_dialog.title = u"Help (Object Editor)"
self._help_dialog.mapEvents({
"closeButton": self._help_dialog.hide,
})
# gimme some more space
_SIZE = (320, 400)
scrollarea = self._help_dialog.findChildren(
__class__=pychan.widgets.ScrollArea)[0]
scrollarea.size = _SIZE
scrollarea.min_size = _SIZE
scrollarea.max_size = _SIZE
f = open('lang/help_object_edit.txt', 'r')
self._help_dialog.findChild(name="helpText").text = unicode(f.read())
f.close()
self._help_dialog.show()
def create_gui(self):
"""
- creates the gui skeleton by loading the xml file
- finds some important childs and saves their widget in the object
FIXME:
- move all dynamic widgets to dict
"""
self.container = pychan.loadXML('gui/objectedit.xml')
self.container.mapEvents({
'use_data': self.use_user_data,
'change_data': self.save_user_data,
'anim_left': self.previous_anim_frame,
'anim_right': self.next_anim_frame,
'anim_start_pos': self.anim_start_frame,
'anim_end_pos': self.anim_end_frame,
'show_help': self._show_help,
})
self.container.findChild(name="x_offset_up").capture(
self.change_offset, "mousePressed")
self.container.findChild(name="x_offset_dn").capture(
self.change_offset, "mousePressed")
self._gui_x_offset = self.container.findChild(name="x_offset")
self._gui_x_offset.capture(self.change_offset, "mouseWheelMovedUp")
self._gui_x_offset.capture(self.change_offset, "mouseWheelMovedDown")
self.container.findChild(name="y_offset_up").capture(
self.change_offset, "mousePressed")
self.container.findChild(name="y_offset_dn").capture(
self.change_offset, "mousePressed")
self._gui_y_offset = self.container.findChild(name="y_offset")
self._gui_y_offset.capture(self.change_offset, "mouseWheelMovedUp")
self._gui_y_offset.capture(self.change_offset, "mouseWheelMovedDown")
self.container.findChild(name="object_blocking_toggle").capture(
self.object_blocking_toggle, "mousePressed")
self.container.findChild(name="instance_blocking_toggle").capture(
self.instance_blocking_toggle, "mousePressed")
self._gui_anim_panel_wrapper = self.container.findChild(
name="animation_panel_wrapper")
self._gui_anim_panel = self._gui_anim_panel_wrapper.findChild(
name="animation_panel")
self._gui_rotation_dropdown = self.container.findChild(
name="select_rotations")
self._gui_rotation_dropdown.capture(self.gui_rotate_instance,
"mouseWheelMovedUp")
self._gui_rotation_dropdown.capture(self.gui_rotate_instance,
"mouseWheelMovedDown")
self._gui_rotation_dropdown.capture(self.gui_rotate_instance, "action")
self._gui_anim_actions_dropdown = self._gui_anim_panel_wrapper.findChild(
name="select_actions")
self._gui_anim_actions_dropdown.capture(self.eval_gui_anim_action,
"mouseWheelMovedUp")
self._gui_anim_actions_dropdown.capture(self.eval_gui_anim_action,
"mouseWheelMovedDown")
self._gui_anim_actions_dropdown.capture(self.eval_gui_anim_action,
"action")
self._gui_anim_playback = self._gui_anim_panel_wrapper.findChild(
name="anim_playback")
self._gui_anim_playback.capture(self.anim_playback, "mousePressed")
self._gui_anim_loop = self._gui_anim_panel_wrapper.findChild(
name="anim_loop")
self._gui_current_frame = self._gui_anim_panel_wrapper.findChild(
name="anim_current_frame")
self._gui_current_frame.capture(self.previous_anim_frame,
"mouseWheelMovedUp")
self._gui_current_frame.capture(self.next_anim_frame,
"mouseWheelMovedDown")
self._gui_xoffset_textfield = self.container.findChild(name="x_offset")
self._gui_yoffset_textfield = self.container.findChild(name="y_offset")
self._gui_instance_id_textfield = self.container.findChild(
name="instance_id")
def anim_playback(self, widget):
""" start / stop playback of an animation due to status of a gui ToggleButton
Sets also two ivars of timer object (active & loop)
"""
if widget._isToggled():
self._anim_timer.stop()
self._anim_timer.active = False
else:
frame_delay = self._anim_data['obj'].getFrameDuration(
self._anim_data['current'])
self._anim_timer = Timer(delay=frame_delay,
callback=self.next_anim_frame)
self._anim_timer.active = True
self._anim_timer.loop = self._gui_anim_loop._isMarked()
self._anim_timer.start()
def previous_anim_frame(self):
""" show previous anim frame """
if self._anim_data['current'] > 0:
self._anim_data['current'] -= 1
else:
self._anim_data['current'] = self._anim_data['frames']
self.update_gui()
def next_anim_frame(self):
""" show next anim frame and reset animation frame to 0 if playback looping is active"""
if self._anim_data['current'] < self._anim_data['frames']:
self._anim_data['current'] += 1
else:
self._anim_data['current'] = 0
self.update_gui()
def anim_start_frame(self):
""" set start frame of animation """
self._anim_data['current'] = 0
self.update_gui()
def anim_end_frame(self):
""" set end frame of animation """
self._anim_data['current'] = self._anim_data['frames']
self.update_gui()
def update_gui(self):
""" updates the gui widgets with current instance data """
if self._instances is None: return
# show the image we retrieved from an animated object
if self._animation:
if not self._gui_anim_panel_wrapper.findChild(
name="animation_panel"):
self._gui_anim_panel_wrapper.addChild(self._gui_anim_panel)
# get current selected image and update the icon widget
dur = 0
for i in range(self._anim_data['frames']):
dur += self._anim_data['obj'].getFrameDuration(i)
# set new duration for the playback timer
if self._anim_timer:
frame_delay = self._anim_data['obj'].getFrameDuration(
self._anim_data['current'])
if i == self._anim_data['current']:
# set new duration for the playback timer
if self._anim_timer and self._anim_timer.active:
self._anim_timer.setPeriod(
self._anim_data['obj'].getFrameDuration(
self._anim_data['current']))
break
image = self._anim_data['obj'].getFrameByTimestamp(dur)
self.container.findChild(
name="animTest").image = image.getResourceFile()
self.container.findChild(name="animTest").size = (250, 250)
self.container.findChild(name="animTest").min_size = (250, 250)
self.container.distributeInitialData({
'anim_current_frame':
unicode(str(self._anim_data['current'])),
'anim_rotation':
unicode(str(self._anim_data['obj'].getDirection())),
})
else:
if self._gui_anim_panel_wrapper.findChild(name="animation_panel"):
self._gui_anim_panel_wrapper.removeChild(self._gui_anim_panel)
if self._image is not None:
x_offset = unicode(self._image.getXShift())
y_offset = unicode(self._image.getYShift())
else:
x_offset = unicode(0)
y_offset = unicode(0)
if self._instances[0].isOverrideBlocking():
self.container.findChild(
name="override_blocking_toggle")._setMarked(True)
else:
self.container.findChild(
name="override_blocking_toggle")._setMarked(False)
self.container.distributeInitialData({
'select_rotations':
self._avail_rotations,
'instance_id':
unicode(self._instances[0].getId()),
'object_id':
unicode(self._object_id),
'x_offset':
x_offset,
'y_offset':
y_offset,
'instance_rotation':
unicode(self._instances[0].getRotation()),
'object_namespace':
unicode(self._namespace),
'instance_blocking':
unicode(self._instance_blocking),
'object_blocking':
unicode(self._object_blocking),
'object_static':
unicode(self._static),
})
if not self._animation:
if self._fixed_rotation in self._avail_rotations:
index = self._avail_rotations.index(self._fixed_rotation)
self._gui_rotation_dropdown._setSelected(index)
# else:
# print "Internal FIFE rotation: ", self._instances[0].getRotation()
# print "Fixed rotation (cam rot) ", self._fixed_rotation + int(abs(self._camera.getRotation()))
# print "Collected rots from object ", self._avail_rotations
self.container.adaptLayout(False)
def toggle_gui(self):
"""
show / hide the gui
"""
if self.active is True:
self.active = False
if self.container.isVisible() or self.container.isDocked():
self.container.setDocked(False)
self.container.hide()
self._showAction.setChecked(False)
else:
self.active = True
self._showAction.setChecked(True)
def highlight_selected_instance(self):
""" highlights selected instance """
self.renderer.removeAllOutlines()
self.renderer.addOutlined(self._instances[0], WHITE["r"], WHITE["g"],
WHITE["b"], OUTLINE_SIZE)
def change_offset(self, event, widget):
""" widget callback: change the offset of an object
@type event: object
@param event: FIFE mouseevent or keyevent
@type widget: object
@param widget: pychan widget
"""
if self._animation:
self._editor.getStatusBar().setText(
u"Offset changes of animations are not supported yet")
return
etype = event.getType()
x = self._image.getXShift()
y = self._image.getYShift()
if etype == fife.MouseEvent.WHEEL_MOVED_UP or widget.name.endswith(
"up"):
modifier = 1
elif etype == fife.MouseEvent.WHEEL_MOVED_DOWN or widget.name.endswith(
"dn"):
modifier = -1
if widget.name.startswith("x"):
x += modifier
elif widget.name.startswith("y"):
y += modifier
self.set_offset(x, y)
self.update_gui()
def object_blocking_toggle(self, event, widget):
""" widget callback: change the blocking of an instance
@type event: object
@param event: FIFE mouseevent or keyevent
@type widget: object
@param widget: pychan widget
"""
self.check_override_blocking()
object = self._instances[0].getObject()
object_id = object.getId()
blocking = not object.isBlocking()
object.setBlocking(blocking)
instances = self._layer.getInstances()
for instance in instances:
object = instance.getObject()
if object.getId() == object_id:
instance.setBlocking(blocking)
self._object_blocking = int(blocking)
self._instance_blocking = int(self._instances[0].isBlocking())
self.update_gui()
def instance_blocking_toggle(self, event, widget):
""" widget callback: change the blocking of an instance
@type event: object
@param event: FIFE mouseevent or keyevent
@type widget: object
@param widget: pychan widget
"""
self.check_override_blocking()
instance = self._instances[0]
instance.setBlocking(not instance.isBlocking())
self._instance_blocking = int(instance.isBlocking())
self.update_gui()
def check_override_blocking(self):
instance = self._instances[0]
marked = self.container.findChild(
name="override_blocking_toggle")._isMarked()
if marked:
instance.setOverrideBlocking(True)
else:
instance.setOverrideBlocking(False)
def use_user_data(self):
"""
- takes the users values and applies them directly to the current ._instance
- writes current data record
- writes previous data record
- updates gui
FIXME:
- parse user data in case user think strings are considered to be integer offset values...
"""
instance_id = str(self._gui_instance_id_textfield._getText())
msg = ''
if instance_id == "":
instance_id = "None"
if instance_id is not None and instance_id is not "None":
existing_instances = self._editor.getActiveMapView().getController(
)._layer.getInstances(instance_id)
if len(existing_instances) <= 0:
self._instances[0].setId(instance_id)
msg = unicode("Set new instance id: " + str(instance_id))
self._editor.getStatusBar().setText(msg)
else:
self._editor.getStatusBar().setText(
u"Instance ID is already in use.")
if self._animation:
msg = msg + "\n" + u"Editing offset and rotation of animated instances is not supported yet"
self._editor.getStatusBar().setText(msg)
return
xoffset = self._gui_xoffset_textfield._getText()
yoffset = self._gui_yoffset_textfield._getText()
# update rotation
angle = self.eval_gui_rotation()
self.set_rotation(angle)
# update offsets
self.set_offset(int(xoffset), int(yoffset))
self.update_gui()
def save_user_data(self):
""" saves the current object to its xml file
NOTE:
- animations can't be saved for now
FIXME:
- add missing object attributes to saving routine
"""
if self._object is None:
return
if self._animation:
return
file = self._object.getResourceFile()
self.tree = ET.parse(file)
img_lst = self.tree.findall("image")
# apply changes to the XML structure due to current user settings in the gui
for img_tag in img_lst:
if img_tag.attrib["direction"] == str(self._avail_rotations[
self._gui_rotation_dropdown._getSelected()]):
img_tag.attrib[
"x_offset"] = self._gui_xoffset_textfield._getText()
img_tag.attrib[
"y_offset"] = self._gui_yoffset_textfield._getText()
break
block = self.tree.getroot()
block.attrib["blocking"] = str(int(self._object_blocking))
xmlcontent = ET.tostring(self.tree.getroot())
# save xml data beneath the <?fife type="object"?> definition into the object file
tmp = open(file, 'w')
tmp.write('<?fife type="object"?>\n')
tmp.write(xmlcontent + "\n")
tmp.close()
def gui_rotate_instance(self):
""" rotate an instance due to selected angle """
angle = self.eval_gui_rotation()
self.set_rotation(angle)
def eval_gui_rotation(self):
""" prepare rotation from gui and apply it to the current selected instance """
index = self._gui_rotation_dropdown._getSelected()
angle = int(self._avail_rotations[index])
if angle == 360:
angle = 0
return angle
def eval_gui_anim_action(self):
""" check the selected action of an animation and update the gui accordingly """
if not self._anim_data['actions']: return
index = self._gui_anim_actions_dropdown._getSelected()
action = self._anim_data['actions'][index]
self.update_anim_data(action)
self.update_gui()
def set_rotation(self, angle):
""" set the rotation of the current instance """
# print "...setting instance rotation from %s to %s" % (self._rotation, angle)
self._instances[0].setRotation(angle)
self.get_instance_data(None, None, angle)
self.update_gui()
# print "...new internal FIFE rotation ", int(self._instances[0].getRotation())
def set_offset(self, x=None, y=None):
""" set x/y offset of current selected instance """
if x is not None:
self._image.setXShift(x)
if y is not None:
self._image.setYShift(y)
def update_anim_data(self, action=None):
""" update animation data for the current selected instance from FIFE's data structure
@type animation FIFE animation
@return animation current selected animation
"""
if action:
animation_id = action.get2dGfxVisual().getAnimationIndexByAngle(
self._fixed_rotation)
animation = self._animationpool.getAnimation(animation_id)
action_ids = []
actions = []
try:
action_ids = self._object.getActionIds()
for id in action_ids:
actions.append(self._object.getAction(id))
except:
pass
self._anim_data = {}
self._anim_data['obj'] = animation
self._anim_data['id'] = animation_id
self._anim_data['frames'] = animation.getNumFrames()
self._anim_data['current'] = 0
self._anim_data['actions'] = actions
self._anim_data['action_ids'] = action_ids
self._anim_data['default_action'] = self._object.getDefaultAction()
self._anim_data['action'] = action
return animation
def get_instance_data(self,
timestamp=None,
frame=None,
angle=-1,
instance=None):
"""
- grabs all available data from both object and instance
"""
visual = None
self._avail_rotations = []
if instance is None:
instance = self._instances[0]
object = instance.getObject()
self._object = object
self._namespace = object.getNamespace()
self._object_id = object.getId()
self._instance_id = instance.getId()
if self._instance_id == '':
self._instance_id = 'None'
if angle == -1:
angle = int(instance.getRotation())
else:
angle = int(angle)
self._rotation = angle
if object.isBlocking():
self._object_blocking = 1
if instance.isBlocking():
self._instance_blocking = 1
if object.isStatic():
self._static = 1
try:
visual = object.get2dGfxVisual()
except:
self._editor.getStatusBar().setText(
u"Fetching visual of object failed")
raise
self._fixed_rotation = instance.getRotation()
index = visual.getStaticImageIndexByAngle(self._fixed_rotation)
if index is -1:
# object is an animation
self._animation = True
self._image = None
# no static image available, try default action
action = object.getDefaultAction()
if action:
animation = self.update_anim_data(action)
# update gui
if animation:
self._gui_anim_actions_dropdown._setItems(
self._anim_data['action_ids'])
self._gui_anim_actions_dropdown._setSelected(0)
if timestamp is None and frame is not None:
self._image = animation.getFrame(frame)
elif timestamp is not None and frame is None:
self._image = animation.getFrameByTimestamp(timestamp)
else:
self._image = animation.getFrameByTimestamp(0)
elif index is not -1:
# object is a static image
self._animation = False
self._image = self.imagepool.getImage(index)
if not self._animation:
rotations = visual.getStaticImageAngles()
for angle in rotations:
self._avail_rotations.append(angle)
self._image_default_x_offset = self._image.getXShift()
self._image_default_y_offset = self._image.getYShift()
else:
self._avail_rotations = object.getDefaultAction().get2dGfxVisual(
).getActionImageAngles()
def show(self):
""" show the plugin gui - and update it """
self.update_gui()
self.container.show()
self.container.adaptLayout(False)
def hide(self):
""" hide the plugin gui - and reset it """
self.container.hide()
self._reset()
def input(self, instances):
""" if called _and_ the user wishes to edit offsets,
gets instance data and show gui
(we only use the top instance of the selected cell)
@type instances: list
@param instances: a list of instances in the selected cell
"""
if instances != self._instances:
if self.active is True:
self._reset()
self._instances = instances
if self._camera is None:
self._camera = self._editor.getActiveMapView().getCamera()
self.renderer = fife.InstanceRenderer.getInstance(
self._camera)
self._layer = self._editor.getActiveMapView().getController(
)._layer
if self._instances:
self.highlight_selected_instance()
self.get_instance_data()
self.show()
else:
self.hide()