1 # This file is part of NIT ( http://www.nitlanguage.org ).
3 # Licensed under the Apache License, Version 2.0 (the "License");
4 # you may not use this file except in compliance with the License.
5 # You may obtain a copy of the License at
7 # http://www.apache.org/licenses/LICENSE-2.0
9 # Unless required by applicable law or agreed to in writing, software
10 # distributed under the License is distributed on an "AS IS" BASIS,
11 # WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
12 # See the License for the specific language governing permissions and
13 # limitations under the License.
15 # Game and multimedia framework for Nit
22 import gamnit_android
is conditional
(android
)
26 # Main `GamnitDisplay` initialized by `on_create`
27 var display
: nullable GamnitDisplay = null
33 var display
= new GamnitDisplay
35 self.display
= display
38 # Core of the frame logic, executed only when the display is visible
40 # This method should be redefined by user modules to customize the behavior of the game.
41 protected fun frame_core
do end
43 # Full frame logic, executed even if the display is not visible
45 # This method wraps `frame_core` and other services to be executed in the main app loop.
47 # To customize the behavior on each turn, it is preferable to redefined `frame_core`.
48 # Still, `frame_full` can be redefined with care for more control.
49 protected fun frame_full
52 if display
!= null then frame_core
59 # TODO manage exit condition
63 # Loop on available events and feed them back to the app
65 # The implementation varies per platform.
66 private fun feed_events
do end