Class: Player

Inherits:
Chingu::GameObject
  • Object
show all
Defined in:
lib/games_paradise/flappy_bird/gosu/player.rb,
lib/games_paradise/gui/gosu/chinguroids/objects.rb,
lib/games_paradise/gui/gosu/garden_hero/core/player/player.rb

Overview

#

Player - main player class

#

Constant Summary collapse

GRAVITY =
#

GRAVITY

#
100
JUMP_TIME =
#

JUMP_TIME

#
0.3
JUMP_POWER =
#

JUMP_POWER

#
-250
INCREASE_GRAVITY =
#

INCREASE_GRAVITY

#
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Instance Attribute Summary collapse

Instance Method Summary collapse

Constructor Details

#initialize(window) ⇒ Player

#

initialize

#


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# File 'lib/games_paradise/flappy_bird/gosu/player.rb', line 57

def initialize(window)
  @player_image = load_image(window)
  @window = window
  reset
end

Instance Attribute Details

#dead ⇒ Object

Returns the value of attribute dead.



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# File 'lib/games_paradise/flappy_bird/gosu/player.rb', line 31

def dead
  @dead
end

#face ⇒ Object (readonly)

Returns the value of attribute face.



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# File 'lib/games_paradise/gui/gosu/garden_hero/core/player/player.rb', line 9

def face
  @face
end

#health ⇒ Object (readonly)

Returns the value of attribute health.



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# File 'lib/games_paradise/gui/gosu/chinguroids/objects.rb', line 11

def health
  @health
end

#score ⇒ Object (readonly)

Returns the value of attribute score.



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# File 'lib/games_paradise/gui/gosu/chinguroids/objects.rb', line 11

def score
  @score
end

#window ⇒ Object (readonly)

Returns the value of attribute window.



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# File 'lib/games_paradise/gui/gosu/garden_hero/core/player/player.rb', line 9

def window
  @window
end

#x ⇒ Object

Returns the value of attribute x.



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# File 'lib/games_paradise/flappy_bird/gosu/player.rb', line 29

def x
  @x
end

#y ⇒ Object

Returns the value of attribute y.



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# File 'lib/games_paradise/flappy_bird/gosu/player.rb', line 30

def y
  @y
end

Instance Method Details

#accelerate ⇒ Object

pressing up arrow causes player to accelerate



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# File 'lib/games_paradise/gui/gosu/chinguroids/objects.rb', line 53

def accelerate  # pressing up arrow causes player to accelerate
   if self.velocity_x <= @max_speed && self.velocity_y <= @max_speed
 		self.velocity_x += Gosu::offset_x(self.angle, @speed)
  	self.velocity_y += Gosu::offset_y(self.angle, @speed)
   end
end

#add_apples_score ⇒ Object

add score when collect apples by player



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# File 'lib/games_paradise/gui/gosu/garden_hero/core/player/player.rb', line 435

def add_apples_score
  @score += 50
  @lives += 1 if @lives < 3
end

#add_enemies_score ⇒ Object

add_enemies_score

add score when kill enemies



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# File 'lib/games_paradise/gui/gosu/garden_hero/core/player/player.rb', line 443

def add_enemies_score
  @score += 75
end

#add_injury ⇒ Object

add injury when enemies attack



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# File 'lib/games_paradise/gui/gosu/garden_hero/core/player/player.rb', line 467

def add_injury
  case face
  when 'left'
    @x += 4
  when 'right'
    @x -= 4
  when 'up'
    @y += 4
  when 'down'
    @y -= 4
  end
  @stamina -= 5
  if @stamina <= 0
    @die_song.play(looping = false)
    @stamina = 0
    reboot
  end
end

#add_injury_to_enemies ⇒ Object

add injury to enemies



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# File 'lib/games_paradise/gui/gosu/garden_hero/core/player/player.rb', line 487

def add_injury_to_enemies
  window.level.enemies.each do |e|
    if Gosu::distance(e.x, e.y, @weapon.x, @weapon.y) <= 8
      @weapon.drawing = false
      add_enemies_score
    end
    if Gosu::distance(e.x, e.y, x, y) <= 8
      add_injury
    end
  end
  window.level.enemies.reject! { |e|
    Gosu::distance(e.x, e.y, @weapon.x, @weapon.y) <= 8
  }
end

#add_stars_score ⇒ Object

add_stars_score

add score when collect stars by player



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# File 'lib/games_paradise/gui/gosu/garden_hero/core/player/player.rb', line 429

def add_stars_score
  @score += 10
  @stars += 1
end

#attack ⇒ Object

attack

attack enemies



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# File 'lib/games_paradise/gui/gosu/garden_hero/core/player/player.rb', line 450

def attack
  if @weapon.drawing == false
    case face
    when 'left'
      @weapon.x, @weapon.y = x - 4, y + 4
    when 'right'
      @weapon.x, @weapon.y = x + 12, y + 4
    when 'up'
      @weapon.x, @weapon.y = x + 4, y - 8
    when 'down'
      @weapon.x, @weapon.y = x + 4, y + 16
    end
  end
  @weapon.drawing = true
end

#bird_fall ⇒ Object

#

bird_fall

Bird fall to the ground

#


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# File 'lib/games_paradise/flappy_bird/gosu/player.rb', line 168

def bird_fall
  if @y < @window.ground_y - @player_image.height/2
    @gravity += INCREASE_GRAVITY
    @a += 25
    @a = [@a,90].min
    @y += @gravity * @window.delta
  else
    @y = @window.ground_y - @player_image.height/2
  end
end

#bird_fly ⇒ Object

#

bird_fly

Bird fly when all is done

#


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# File 'lib/games_paradise/flappy_bird/gosu/player.rb', line 184

def bird_fly
  move
  margin = 20
  @y += @velocityY * @window.delta if @y > @velocityY * @window.delta + margin
  @gravity += INCREASE_GRAVITY
  @a += 0.5
  @a = [@a,90].min
  @y += @gravity * @window.delta
end

#blink ⇒ Object

blink on and off every 7 ticks



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# File 'lib/games_paradise/gui/gosu/chinguroids/objects.rb', line 41

def blink    # blink on and off every 7 ticks
  if @blink == 14
    @image = @picture2
    @blink = 0
  elsif @blink == 7
    @image = @picture1
    @blink +=1
  else
    @blink +=1
  end
end

#brake ⇒ Object

pressing down arrow invokes brakes



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# File 'lib/games_paradise/gui/gosu/chinguroids/objects.rb', line 60

def brake       # pressing down arrow invokes brakes
	self.velocity_x *= 0.88
	self.velocity_y *= 0.88
end

#collect_apples ⇒ Object

collect_apples

collect apples by player



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# File 'lib/games_paradise/gui/gosu/garden_hero/core/player/player.rb', line 414

def collect_apples
  window.level.apples.each { |a|
    if (x - a.x).abs <= 8 && (y - a.y).abs <= 8
      add_apples_score
      @collect_apples.play(looping = false)
    end
  }
  window.level.apples.reject! do |a|
    (x - a.x).abs <= 8 && (y - a.y).abs <= 8
  end
end

#collect_stars ⇒ Object

collect stars by player



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# File 'lib/games_paradise/gui/gosu/garden_hero/core/player/player.rb', line 399

def collect_stars
  window.level.stars.each do |s|
    if (x - s.x).abs <= 8 && (y - s.y).abs <= 8
      add_stars_score
      @collect.play(looping = false)
    end
  end
  window.level.stars.reject! do |s|
    (x - s.x).abs <= 8 && (y - s.y).abs <= 8
  end
end

#collision?(other) ⇒ Boolean

Does the bird touch anything

Returns:

  • (Boolean) 


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# File 'lib/games_paradise/flappy_bird/gosu/player.rb', line 126

def collision?(other)
  @y + @player_image.height/2 > other.y &&
  @y - @player_image.height/2 < other.y + other.height &&
  @x + @player_image.width/2  > other.x &&
  @x - @player_image.width/2  < other.x + other.width
end

#cool_down ⇒ Object

player cannot be damaged when blinking



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# File 'lib/games_paradise/gui/gosu/chinguroids/objects.rb', line 29

def cool_down   # player cannot be damaged when blinking
  @cooling_down = $cooling_down
end

#damage ⇒ Object 



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# File 'lib/games_paradise/gui/gosu/chinguroids/objects.rb', line 33

def damage
  if @cooling_down == 0  # only causes damage if player is not blinking
    @cooling_down = $cooling_down
    $health -= 1
    Sound["media/audio/exploded.ogg"].play(0.3)
  end
end

#dead_if_touch_ground ⇒ Object

The bird is dead if he touch the ground



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# File 'lib/games_paradise/flappy_bird/gosu/player.rb', line 116

def dead_if_touch_ground
  @dead = true if @y >= @window.ground_y - @player_image.height/2
end

#draw ⇒ Object

#

draw

#


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# File 'lib/games_paradise/flappy_bird/gosu/player.rb', line 89

def draw
  @player_image = load_image(@window)
  @player_image.draw_rot(@x, @y, 1, @a)
end

#fire ⇒ Object 



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# File 'lib/games_paradise/gui/gosu/chinguroids/objects.rb', line 73

def fire
@shoot.play(rand(0.05..0.1))  # randomize laser sound effect volume
  if $weapon == 1   # number of Bullets fired depends on weapons upgrade status
		Bullet.create(:x => @x, :y => @y, :angle => @angle, :zorder => Zorder::Projectile)

  elsif $weapon == 2   # use Gosu::offset for upgraded weapons (thanks to PeterT)
    Bullet.create(:x => @x + Gosu::offset_x(@angle+90, 8), :y => @y + Gosu::offset_y(@angle+90, 8), :angle => @angle)
    Bullet.create(:x => @x + Gosu::offset_x(@angle+90, -8), :y => @y + Gosu::offset_y(@angle+90, -8), :angle => @angle)

  elsif $weapon >= 3   # fires three Bullets when weapons are fully upgraded
    Bullet.create(:x => @x, :y => @y, :angle => @angle, :zorder => Zorder::Projectile)
    Bullet.create(:x => @x + Gosu::offset_x(@angle+90, 14), :y => @y + Gosu::offset_y(@angle+90, 14), :angle => @angle)
    Bullet.create(:x => @x + Gosu::offset_x(@angle+90, -14), :y => @y + Gosu::offset_y(@angle+90, -14), :angle => @angle)
#      Bullet.create(:x => @x + 20 * Math.cos(@angle*Math::PI/180) , :y => @y + 20 * Math.sin(@angle*Math::PI/180), :angle => @angle)
#      alternate way to do the weapons offsets with sin and cos
  end
end

#jump_start ⇒ Object

Set @jump_start with Gosu seconds



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# File 'lib/games_paradise/flappy_bird/gosu/player.rb', line 141

def jump_start
  @jump_start = Gosu::milliseconds / 1000.0
end

#killed? ⇒ Boolean

Is bird is dead ?

Returns:

  • (Boolean) 


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# File 'lib/games_paradise/flappy_bird/gosu/player.rb', line 111

def killed?
  (@y == @window.ground_y - @player_image.height/2) ? true : false
end

#load_image(window) ⇒ Object

#

load_image

#


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# File 'lib/games_paradise/flappy_bird/gosu/player.rb', line 36

def load_image(window)
  image = ''
  images = [
    GamesParadise.image_directory?+'flappy_bird/flappy-1.png',
    GamesParadise.image_directory?+'flappy_bird/flappy-2.png',
    GamesParadise.image_directory?+'flappy_bird/flappy-3.png'
  ]
  sec = (Gosu::milliseconds / 1000).to_s.split(//).last
  if ['0', '3' , '6', '9'].include? sec
    image = images[0]
  elsif ['1', '4', '7'].include? sec
    image = images[1]
  else
    image = images[2]
  end
  @player_image = Gosu::Image.new(image)
end

#move ⇒ Object

#

move

Player movement logic.

#


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# File 'lib/games_paradise/flappy_bird/gosu/player.rb', line 102

def move
  @space = user_hit_space?
  jump_start if @space && !@space_before
  update_jump_params if @jump_start > 0
  @space_before = @space
end

#move_down ⇒ Object

move_down



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# File 'lib/games_paradise/gui/gosu/garden_hero/core/player/player.rb', line 392

def move_down
  @face = 'down'
  @weapon.last_direction = 'down' if @weapon.drawing == false
  @y += 2
end

#move_left ⇒ Object

move_left



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# File 'lib/games_paradise/gui/gosu/garden_hero/core/player/player.rb', line 372

def move_left
  @face = 'left'
  @weapon.last_direction = 'left' if @weapon.drawing == false
  @x -= 2
end

#move_right ⇒ Object

move_right



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# File 'lib/games_paradise/gui/gosu/garden_hero/core/player/player.rb', line 379

def move_right
  @face = 'right'
  @weapon.last_direction = 'right' if @weapon.drawing == false
  @x += 2
end

#move_up ⇒ Object

move_up



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# File 'lib/games_paradise/gui/gosu/garden_hero/core/player/player.rb', line 386

def move_up
  @face = 'up'
  @weapon.last_direction = 'up' if @weapon.drawing == false
  @y -= 2
end

#reboot ⇒ Object

#

Reboot player.

#


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# File 'lib/games_paradise/gui/gosu/garden_hero/core/player/player.rb', line 505

def reboot
  case window.level.num
  when 1
    start_point 600, 456
  when 2
    start_point 620, 168
  end
  @lives -= 1
  @stamina = 100
end

#reset ⇒ Object

#

reset

Reset position of the bird

#


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# File 'lib/games_paradise/flappy_bird/gosu/player.rb', line 68

def reset
  @x = @window.width / 4
  @y = @window.height / 2
  @a = 0
  @velocityY = 0
  @gravity = 50
  @delta = 0.25

  @space = false
  @space_before = false

  @jump = false
  @jump_max = 0.3
  @jump_start = 0

  @dead = false
end

#speedify ⇒ Object

speedify



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# File 'lib/games_paradise/gui/gosu/chinguroids/objects.rb', line 92

def speedify  # method called in Win gamestate, in ending.rb
  @max_speed = 50
end

#start_point(x, y) ⇒ Object

#

start_point

set player coordinates in new level

#


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# File 'lib/games_paradise/gui/gosu/garden_hero/core/player/player.rb', line 38

def start_point(x, y)
  @x, @y = x, y
end

#through_wall?(other) ⇒ Boolean

Is the bird hit a wall ?

Returns:

  • (Boolean) 


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# File 'lib/games_paradise/flappy_bird/gosu/player.rb', line 121

def through_wall?(other)
  @x > other.x + (other.width/2)
end

#turn_left ⇒ Object 



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# File 'lib/games_paradise/gui/gosu/chinguroids/objects.rb', line 65

def turn_left
	self.angle -= @rotate_speed
end

#turn_right ⇒ Object 



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# File 'lib/games_paradise/gui/gosu/chinguroids/objects.rb', line 69

def turn_right
	self.angle += @rotate_speed
end

#update ⇒ Object

update



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# File 'lib/games_paradise/flappy_bird/gosu/player.rb', line 95

def update
  dead_if_touch_ground
  bird_fall if @dead
  bird_fly if !@dead
end

#update_jump_params ⇒ Object

#

update_jump_params

Stop jump if its duration > JUMP_TIME. Else update acceleration used during jump activation

#


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# File 'lib/games_paradise/flappy_bird/gosu/player.rb', line 151

def update_jump_params
  @gravity = GRAVITY
  if ((Gosu.milliseconds / 1000.0) - @jump_start) > JUMP_TIME
    @jump_start = 0
  else
    @velocityY = JUMP_POWER
    @a = -45
    @a = -22 if ((Gosu.milliseconds / 1000.0) - @jump_start) > JUMP_TIME / 3
    @a = 0 if ((Gosu.milliseconds / 1000.0) - @jump_start) > (JUMP_TIME*2 / 3)
  end
end

#user_hit_space? ⇒ Boolean

Does the use hit space key

Returns:

  • (Boolean) 


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# File 'lib/games_paradise/flappy_bird/gosu/player.rb', line 135

def user_hit_space?
  return true if @window.button_down?(Gosu::KbSpace)
  return false if !@window.button_down?(Gosu::KbSpace)
end

#walk_on_horizontal_roads ⇒ Object

#

player walking on horizontal roads

#


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# File 'lib/games_paradise/gui/gosu/garden_hero/core/player/player.rb', line 101

def walk_on_horizontal_roads
  case window.level.num
  when 1
    if (x >= 82 && x <= 604 && y >= 448 && y <= 460)
      if window.button_down? Gosu::KbLeft
        move_left if @x >= 90
      end
      if window.button_down? Gosu::KbRight
        move_right if @x <= 600
      end
      if window.button_down? Gosu::KbUp
        move_up if @y >= 453
      end
      if window.button_down? Gosu::KbDown
        move_down if @y <= 454
      end
    end

    if (x >= 4 && x <= 604 && y >= 306 && y <= 314)
      if window.button_down? Gosu::KbLeft
        move_left if @x >= 8
      end
      if window.button_down? Gosu::KbRight
        move_right if @x <= 600
      end
      if window.button_down? Gosu::KbUp
        move_up if @y >= 308
      end
      if window.button_down? Gosu::KbDown
        move_down if @y <= 310
      end
    end

    if (x >= 4 && x <= 462 && y >= 44 && y <= 56)
      if window.button_down? Gosu::KbLeft
        move_left if @x >= 8
      end
      if window.button_down? Gosu::KbRight
        move_right if @x <= 458
      end
      if window.button_down? Gosu::KbUp
        move_up if @y >= 52
      end
      if window.button_down? Gosu::KbDown
        move_down if @y <= 53
      end
    end
  when 2
    if (x >= 4 && x <= 632 && y >= 160 && y <= 168)
      if window.button_down? Gosu::KbLeft
        move_left if @x >= 8
      end
      if window.button_down? Gosu::KbRight
        move_right if @x <= 628
      end
      if window.button_down? Gosu::KbUp
        move_up if @y >= 164
      end
      if window.button_down? Gosu::KbDown
        move_down if @y <= 165
      end
    end

    if (x >= 82 && x <= 536 && y >= 436 && y <= 440)
      if window.button_down? Gosu::KbLeft
        move_left if @x >= 88
      end
      if window.button_down? Gosu::KbRight
        move_right if @x <= 532
      end
      if window.button_down? Gosu::KbUp
        move_up if @y >= 438
      end
      if window.button_down? Gosu::KbDown
        move_down if @y <= 438
      end
    end
  end
end

#walk_on_vertical_roads ⇒ Object

#

walk_on_vertical_roads

Player walking on vertical roads.

#


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# File 'lib/games_paradise/gui/gosu/garden_hero/core/player/player.rb', line 186

def walk_on_vertical_roads
  case window.level.num
  when 1
    if (x >= 590 && x <= 602 && y >= 312 && y <= 460)
      if window.button_down? Gosu::KbLeft
        move_left if @x >= 598
      end
      if window.button_down? Gosu::KbRight
        move_right if @x <= 600
      end
      if window.button_down? Gosu::KbUp
        move_up if @y >= 316
      end
      if window.button_down? Gosu::KbDown
        move_down if @y <= 454
      end
    end

    if (x >= 546 && x <= 560 && y >= 220 && y <= 314)
      if window.button_down? Gosu::KbLeft
        move_left if @x >= 550
      end
      if window.button_down? Gosu::KbRight
        move_right if @x <= 554
      end
      if window.button_down? Gosu::KbUp
        move_up if @y >= 222
      end
      if window.button_down? Gosu::KbDown
        move_down if @y <= 310
      end
    end

    if (x >= 448 && x <= 460 && y >= 50 && y <= 314)
      if window.button_down? Gosu::KbLeft
        move_left if @x >= 454
      end
      if window.button_down? Gosu::KbRight
        move_right if @x <= 458
      end
      if window.button_down? Gosu::KbUp
        move_up if @y >= 56
      end
      if window.button_down? Gosu::KbDown
        move_down if @y <= 310
      end
    end

    if (x >= 368 && x <= 380 && y >= 160 && y <= 314)
      if window.button_down? Gosu::KbLeft
        move_left if @x >= 374
      end
      if window.button_down? Gosu::KbRight
        move_right if @x <= 376
      end
      if window.button_down? Gosu::KbUp
        move_up if @y >= 164
      end
      if window.button_down? Gosu::KbDown
        move_down if @y <= 310
      end
    end

    if (x >= 80 && x <= 96 && y >= 160 && y <= 314)
      if window.button_down? Gosu::KbLeft
        move_left if @x >= 86
      end
      if window.button_down? Gosu::KbRight
        move_right if @x <= 88
      end
      if window.button_down? Gosu::KbUp
        move_up if @y >= 164
      end
      if window.button_down? Gosu::KbDown
        move_down if @y <= 310
      end
    end

    if (x >= 4 && x <= 16 && y >= 4 && y <= 314)
      if window.button_down? Gosu::KbLeft
        move_left if @x >= 8
      end
      if window.button_down? Gosu::KbRight
        move_right if @x <= 9
      end
      if window.button_down? Gosu::KbUp
        move_up if @y >= 6
      end
      if window.button_down? Gosu::KbDown
        move_down if @y <= 310
      end
    end

    if (x >= 82 && x <= 92 && y >= 428 && y <= 460)
      if window.button_down? Gosu::KbLeft
        move_left if @x >= 88
      end
      if window.button_down? Gosu::KbRight
        move_right if @x <= 90
      end
      if window.button_down? Gosu::KbUp
        move_up if @y >= 430
      end
      if window.button_down? Gosu::KbDown
        move_down if @y <= 454
      end
    end
  when 2
    if (x >= 550 && x <= 556 && y >= 94 && y <= 168)
      if window.button_down? Gosu::KbLeft
        move_left if @x >= 552
      end
      if window.button_down? Gosu::KbRight
        move_right if @x <= 553
      end
      if window.button_down? Gosu::KbUp
        move_up if @y >= 98
      end
      if window.button_down? Gosu::KbDown
        move_down if @y <= 164
      end
    end

    if (x >= 294 && x <= 298 && y >= 94 && y <= 440)
      if window.button_down? Gosu::KbLeft
        move_left if @x >= 296
      end
      if window.button_down? Gosu::KbRight
        move_right if @x <= 297
      end
      if window.button_down? Gosu::KbUp
        move_up if @y >= 98
      end
      if window.button_down? Gosu::KbDown
        move_down if @y <= 436
      end
    end

    if (x >= 70 && x <= 74 && y >= 94 && y <= 168)
      if window.button_down? Gosu::KbLeft
        move_left if @x >= 72
      end
      if window.button_down? Gosu::KbRight
        move_right if @x <= 73
      end
      if window.button_down? Gosu::KbUp
        move_up if @y >= 98
      end
      if window.button_down? Gosu::KbDown
        move_down if @y <= 164
      end
    end

    if (x >= 84 && x <= 90 && y >= 376 && y <= 444)
      if window.button_down? Gosu::KbLeft
        move_left if @x >= 88
      end
      if window.button_down? Gosu::KbRight
        move_right if @x <= 89
      end
      if window.button_down? Gosu::KbUp
        move_up if @y >= 382
      end
      if window.button_down? Gosu::KbDown
        move_down if @y <= 438
      end
    end

    if (x >= 532 && x <= 538 && y >= 376 && y <= 444)
      if window.button_down? Gosu::KbLeft
        move_left if @x >= 535
      end
      if window.button_down? Gosu::KbRight
        move_right if @x <= 536
      end
      if window.button_down? Gosu::KbUp
        move_up if @y >= 382
      end
      if window.button_down? Gosu::KbDown
        move_down if @y <= 438
      end
    end
  end
end