Class: WrappedScreen

Inherits:
Object show all
Defined in:
lib/gamebox/core/wrapped_screen.rb

Constant Summary collapse

CIRCLE_STEP = 
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Instance Attribute Summary collapse

Instance Method Summary collapse

Constructor Details

#initialize ⇒ WrappedScreen

Returns a new instance of WrappedScreen.



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# File 'lib/gamebox/core/wrapped_screen.rb', line 4

def initialize
  width, height = *config_manager[:screen_resolution]
  fullscreen = config_manager[:fullscreen]
  @screen = HookedGosuWindow.new width, height, fullscreen
  @screen.tap do |screen|
    screen.caption = Gamebox.configuration.game_name
    screen.needs_cursor = Gamebox.configuration.needs_cursor?
  end
end

Dynamic Method Handling

This class handles dynamic methods through the method_missing method

#method_missing(name, *args, &blk) ⇒ Object 



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# File 'lib/gamebox/core/wrapped_screen.rb', line 14

def method_missing(name,*args, &blk)
  @screen.send name, *args, &blk
end

Instance Attribute Details

#screen ⇒ Object

Returns the value of attribute screen.



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# File 'lib/gamebox/core/wrapped_screen.rb', line 3

def screen
  @screen
end

Instance Method Details

#convert_color(color) ⇒ Object 



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# File 'lib/gamebox/core/wrapped_screen.rb', line 112

def convert_color(color)
  return color if color.is_a? Gosu::Color
  @colors ||= {}
  c = @colors[color]
  if c.nil?
    a = color.size == 4 ? color[3] : 255
    c = Gosu::Color.new a.round, *color[0..2].map{|value|value.round}
    @colors[color] = c
  end
  c
end

#draw_box(x1, y1, x2, y2, color, z) ⇒ Object 



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# File 'lib/gamebox/core/wrapped_screen.rb', line 30

def draw_box(x1,y1,x2,y2,color, z)
  c = convert_color(color)
  @screen.draw_line x1, y1, c, x2, y1, c, z
  @screen.draw_line x2, y1, c, x2, y2, c, z
  @screen.draw_line x2, y2, c, x1, y2, c, z
  @screen.draw_line x1, y2, c, x1, y1, c, z
end

#draw_circle(cx, cy, r, color, z, step = CIRCLE_STEP) ⇒ Object

is very expensive cache it if you can somehow



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# File 'lib/gamebox/core/wrapped_screen.rb', line 46

def draw_circle(cx,cy,r,color, z, step=CIRCLE_STEP)
  c_color = convert_color(color)
  
  x1, y1 = 0, -r
  circ = 2 * Math::PI * r
  step = 360 / circ
  step.step(45, step) { |a|
    x2, y2 = offset_x(a, r), offset_y(a, r)
    @screen.draw_line cx + x1, cy + y1, c_color, cx + x2, cy + y2, c_color, z
    @screen.draw_line cx - x1, cy + y1, c_color, cx - x2, cy + y2, c_color, z
    @screen.draw_line cx - x1, cy - y1, c_color, cx - x2, cy - y2, c_color, z
    @screen.draw_line cx + x1, cy - y1, c_color, cx + x2, cy - y2, c_color, z
    @screen.draw_line cx + y1, cy + x1, c_color, cx + y2, cy + x2, c_color, z
    @screen.draw_line cx - y1, cy + x1, c_color, cx - y2, cy + x2, c_color, z
    @screen.draw_line cx - y1, cy - x1, c_color, cx - y2, cy - x2, c_color, z
    @screen.draw_line cx + y1, cy - x1, c_color, cx + y2, cy - x2, c_color, z
    x1, y1 = x2, y2
  }
  @screen.draw_line cx + x1, cy + y1, c_color, cx - y1, cy - x1, c_color, z
  @screen.draw_line cx - x1, cy + y1, c_color, cx + y1, cy - x1, c_color, z
  @screen.draw_line cx - x1, cy - y1, c_color, cx + y1, cy + x1, c_color, z
  @screen.draw_line cx + x1, cy - y1, c_color, cx - y1, cy + x1, c_color, z
end

#draw_circle_filled(cx, cy, r, color, z) ⇒ Object

is very expensive cache it if you can somehow



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# File 'lib/gamebox/core/wrapped_screen.rb', line 72

def draw_circle_filled(cx,cy,r,color, z)
  c_color = convert_color(color)

  x1, y1 = 0, -r
  circ = 2 * Math::PI * r
  step = 360 / circ
  step.step(45, step) { |a|
    x2, y2 = offset_x(a, r), offset_y(a, r)
    @screen.draw_quad \
      cx + x1, cy + y1, c_color, cx + x2, cy + y2, c_color,
      cx - x2, cy + y2, c_color, cx - x1, cy + y1, c_color, z
    @screen.draw_quad \
      cx - x1, cy - y1, c_color, cx - x2, cy - y2, c_color,
      cx + x2, cy - y2, c_color, cx + x1, cy - y1, c_color, z
    @screen.draw_quad \
      cx + y1, cy + x1, c_color, cx + y2, cy + x2, c_color,
      cx - y2, cy + x2, c_color, cx - y1, cy + x1, c_color, z
    @screen.draw_quad \
      cx - y1, cy - x1, c_color, cx - y2, cy - x2, c_color,
      cx + y2, cy - x2, c_color, cx + y1, cy - x1, c_color, z
    x1, y1 = x2, y2
  }
  @screen.draw_quad \
    cx + x1, cy + y1, c_color, cx - y1, cy - x1, c_color,
    cx + y1, cy - x1, c_color, cx - x1, cy + y1, c_color, z
  @screen.draw_quad \
    cx - x1, cy - y1, c_color, cx + y1, cy + x1, c_color,
    cx - y1, cy + x1, c_color, cx + x1, cy - y1, c_color, z
end

#draw_image(image, x, y, z, x_scale = 1, y_scale = 1, color = 0xffffffff, mode = :default) ⇒ Object 



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# File 'lib/gamebox/core/wrapped_screen.rb', line 128

def draw_image(image, x, y, z, x_scale = 1, y_scale = 1, color = 0xffffffff, mode = :default)
  image.draw x, y, z, x_scale, y_scale, color, mode
end

#draw_line(x1, y1, x2, y2, color, z) ⇒ Object 



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# File 'lib/gamebox/core/wrapped_screen.rb', line 38

def draw_line(x1,y1,x2,y2,color, z)
  c = convert_color(color)
  @screen.draw_line x1, y1, c, x2, y2, c, z
end

#draw_rotated_image(image, x, y, z, angle, center_x = 0.5, center_y = 0.5, x_scale = 1, y_scale = 1, color = 0xffffffff, mode = :default) ⇒ Object 



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# File 'lib/gamebox/core/wrapped_screen.rb', line 132

def draw_rotated_image(image, x, y, z, angle, center_x = 0.5, center_y = 0.5, x_scale = 1, y_scale = 1, color = 0xffffffff, mode = :default)
  image.draw_rot x, y, z, angle, center_x, center_y, x_scale, y_scale, color, mode
end

#fill(x1, y1, x2, y2, color, z) ⇒ Object 



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# File 'lib/gamebox/core/wrapped_screen.rb', line 107

def fill(x1,y1,x2,y2,color, z)
  c = convert_color(color)
  @screen.draw_quad x1, y1, c, x2, y1, c, x1, y2, c, x2, y2, c, z
end

#fill_screen(color, z) ⇒ Object 



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# File 'lib/gamebox/core/wrapped_screen.rb', line 102

def fill_screen(color, z)
  c = convert_color(color)
  @screen.draw_quad 0, 0, c, @screen.width, 0, c, 0, @screen.height, c, @screen.width, @screen.height, c, z
end

#height ⇒ Object 



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# File 'lib/gamebox/core/wrapped_screen.rb', line 22

def height
  @screen.fullscreen? ? screen_height : @screen.height
end

#print(text, x, y, z, font_style) ⇒ Object 



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# File 'lib/gamebox/core/wrapped_screen.rb', line 124

def print(text, x, y, z, font_style)
  font_style.font.draw text, x, y, z, font_style.x_scale, font_style.y_scale, convert_color(font_style.color)
end

#record(width, height, &blk) ⇒ Object 



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# File 'lib/gamebox/core/wrapped_screen.rb', line 26

def record(width, height, &blk)
  @screen.record width, height, &blk
end

#width ⇒ Object 



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# File 'lib/gamebox/core/wrapped_screen.rb', line 18

def width
  @screen.fullscreen? ? screen_width : @screen.width
end