+++ /dev/null
-# This file is part of NIT ( http://www.nitlanguage.org ).
-#
-# Licensed under the Apache License, Version 2.0 (the "License");
-# you may not use this file except in compliance with the License.
-# You may obtain a copy of the License at
-#
-# http://www.apache.org/licenses/LICENSE-2.0
-#
-# Unless required by applicable law or agreed to in writing, software
-# distributed under the License is distributed on an "AS IS" BASIS,
-# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
-# See the License for the specific language governing permissions and
-# limitations under the License.
-
-# Portable game to destroy asteroids
-module asteronits is
- app_name "Asteronits"
- app_namespace "org.nitlanguage.asteronits"
- app_version(1, 0, git_revision)
-
- android_manifest_activity """android:screenOrientation="sensorLandscape""""
- android_api_target 15
-end
-
-import gamnit::simple_2d
-
-import game_logic
-import spritesheet
-
-redef class Spritesheet
- # Largest meteors, organized by color
- var meteors_big: Array[Array[Texture]] = [
- [meteor_brown_big1, meteor_brown_big2, meteor_brown_big3, meteor_brown_big4],
- [meteor_grey_big1, meteor_grey_big2, meteor_grey_big3, meteor_grey_big4]]
-
- # Medium size meteors, organized by color
- var meteors_med: Array[Array[Texture]] = [
- [meteor_brown_med1, meteor_brown_med3],
- [meteor_grey_med1, meteor_grey_med2]]
-
- # Small meteors, organized by color
- var meteors_small: Array[Array[Texture]] = [
- [meteor_brown_small1, meteor_brown_small2],
- [meteor_grey_small1, meteor_grey_small2]]
-
- # Tiny meteors, organized by color
- #
- # TODO use these in particles
- var meteors_tiny: Array[Array[Texture]] = [
- [meteor_brown_tiny1, meteor_brown_tiny2],
- [meteor_grey_tiny1, meteor_grey_tiny2]]
-
- # Available ships
- var ships: Array[Texture] = [enemy_green1]
-end
-
-redef class App
-
- # Current world in play
- var world = new World(12, 2, display.aspect_ratio) is lazy
-
- redef fun on_create
- do
- super
-
- # Move the camera to show all the world world in the screen range
- world_camera.reset_height(world.half_height * 2.0)
- end
-
- # Main spritesheet with ships, asteroids and beams
- var spritesheet = new Spritesheet
-
- redef fun update(dt)
- do
- # Update game logic
- world.do_turn dt
-
- # Setup new world if all asteroids are destroyed
- if world.asteroids.is_empty then
- sprites.clear
- world = new World(world.n_asteroids*2, world.n_asteroid_parts+1, display.aspect_ratio)
- end
- end
-
- redef fun accept_event(event)
- do
- if event isa QuitEvent then
- exit 0
- else if event isa KeyEvent then
- var thrust = event.thrust
- if thrust != 0.0 then
- app.world.ship.applied_thrust = if event.is_down then thrust else 0.0
- return true
- end
-
- var rot = event.rotation
- if rot != 0.0 then
- app.world.ship.applied_rotation = if event.is_down then rot else 0.0
- return true
- end
-
- if event.name == "space" and event.is_down then
- app.world.ship.fire
- return true
- else if event.name == "escape" then
- exit 0
- end
- end
-
- return false
- end
-end
-
-redef class SpacialObject
- # Main `Sprite` to draw for this object
- var sprite: Sprite is noinit
-
- # All `Sprites` composing this object
- var sprites: Collection[Sprite] = new Ref[Sprite](sprite) is lazy
-
- init do app.sprites.add_all sprites
-
- redef fun do_turn(dt)
- do
- super
- sprite.rotation = rotation + pi/2.0
- end
-
- redef fun destroy
- do
- super
- for s in sprites do app.sprites.remove s
- end
-end
-
-redef class Asteroid
-
- init
- do
- # Select texture from `size` and `color`
- var tex = if size == 3 then
- app.spritesheet.meteors_big[color].rand
- else if size == 2 then
- app.spritesheet.meteors_med[color].rand
- else app.spritesheet.meteors_small[color].rand
-
- sprite = new Sprite(tex, center)
- super
- end
-end
-
-redef class Bullet
- init
- do
- sprite = new Sprite(app.spritesheet.laser_blue01, center)
- super
- end
-end
-
-redef class Ship
- init
- do
- sprite = new Sprite(app.spritesheet.ships.rand, center)
- sprites = [sprite, thrust_sprite]
-
- super
- end
-
- private var thrust_sprite = new Sprite(app.spritesheet.fire09, new Point3d[Float](0.0, 0.0, 0.0))
-
- private var sprites_with_fire: Array[Sprite] = [thrust_sprite, sprite] is lazy
-
- redef fun do_turn(dt)
- do
- super
-
- # Update position of the thrust sprite
- var dist_to_engine = 45.0
- thrust_sprite.center.x = center.x - dist_to_engine*rotation.cos
- thrust_sprite.center.y = center.y - dist_to_engine*rotation.sin
- thrust_sprite.center.z = center.z
- thrust_sprite.rotation = rotation + pi/2.0
-
- # Show or hide the thrust sprite
- if applied_thrust > 0.0 then
- thrust_sprite.alpha = 1.0
- else if thrust_sprite.alpha > 0.0 then
- thrust_sprite.alpha -= dt*4.0
- if thrust_sprite.alpha < 0.0 then thrust_sprite.alpha = 0.0
- end
-
- # HACK, the "enemy" ship used for the player points downwards
- sprite.rotation += pi
- end
-end
-
-redef class KeyEvent
-
- # How does this event affect the ship thrust?
- fun thrust: Float
- do
- if is_arrow_up or name == "w" then return 1.0
- return 0.0
- end
-
- # How does this event affect the ship thrust?
- fun rotation: Float
- do
- if is_arrow_right or name == "d" then return 1.0
- if is_arrow_left or name == "a" then return -1.0
- return 0.0
- end
-end
nitlanguage / nit.git / blobdiff