Class: CyberarmEngine::BackgroundNineSlice

Inherits:
Object
  • Object
show all
Includes:
Common
Defined in:
lib/cyberarm_engine/background_nine_slice.rb

Instance Attribute Summary collapse

Instance Method Summary collapse

Methods included from Common

#alt_down?, #control_down?, #current_state, #darken, #draw_rect, #fill, #find_element_by_tag, #get_asset, #get_image, #get_sample, #get_song, #lighten, #opacity, #pop_state, #previous_state, #push_state, #shift_down?, #shift_state, #show_cursor, #show_cursor=, #window

Constructor Details

#initialize(image_path: nil, x: 0, y: 0, z: 0, width: 0, height: 0, mode: :tiled, left: 1, top: 1, right: 1, bottom: 1, color: Gosu::Color::WHITE) ⇒ BackgroundNineSlice

Returns a new instance of BackgroundNineSlice.



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# File 'lib/cyberarm_engine/background_nine_slice.rb', line 7

def initialize(image_path: nil, x: 0, y: 0, z: 0, width: 0, height: 0, mode: :tiled, left: 1, top: 1, right: 1, bottom: 1, color: Gosu::Color::WHITE)
  @image = get_image(image_path) if image_path

  @x = x
  @y = y
  @z = z

  @width = width
  @height = height

  @mode = mode

  @left = left
  @top = top
  @right = right
  @bottom = bottom

  @color = color

  nine_slice if @image
end

Instance Attribute Details

#bottom ⇒ Object

Returns the value of attribute bottom.



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# File 'lib/cyberarm_engine/background_nine_slice.rb', line 4

def bottom
  @bottom
end

#color ⇒ Object

Returns the value of attribute color.



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# File 'lib/cyberarm_engine/background_nine_slice.rb', line 4

def color
  @color
end

#height ⇒ Object

Returns the value of attribute height.



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# File 'lib/cyberarm_engine/background_nine_slice.rb', line 4

def height
  @height
end

#image ⇒ Object

Returns the value of attribute image.



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# File 'lib/cyberarm_engine/background_nine_slice.rb', line 5

def image
  @image
end

#left ⇒ Object

Returns the value of attribute left.



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# File 'lib/cyberarm_engine/background_nine_slice.rb', line 4

def left
  @left
end

#mode ⇒ Object

Returns the value of attribute mode.



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# File 'lib/cyberarm_engine/background_nine_slice.rb', line 4

def mode
  @mode
end

#right ⇒ Object

Returns the value of attribute right.



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# File 'lib/cyberarm_engine/background_nine_slice.rb', line 4

def right
  @right
end

#top ⇒ Object

Returns the value of attribute top.



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# File 'lib/cyberarm_engine/background_nine_slice.rb', line 4

def top
  @top
end

#width ⇒ Object

Returns the value of attribute width.



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# File 'lib/cyberarm_engine/background_nine_slice.rb', line 4

def width
  @width
end

#x ⇒ Object

Returns the value of attribute x.



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# File 'lib/cyberarm_engine/background_nine_slice.rb', line 4

def x
  @x
end

#y ⇒ Object

Returns the value of attribute y.



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# File 'lib/cyberarm_engine/background_nine_slice.rb', line 4

def y
  @y
end

#z ⇒ Object

Returns the value of attribute z.



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# File 'lib/cyberarm_engine/background_nine_slice.rb', line 4

def z
  @z
end

Instance Method Details

#cheight ⇒ Object 



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# File 'lib/cyberarm_engine/background_nine_slice.rb', line 65

def cheight
  @cy - @height
end

#cwidth ⇒ Object 



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# File 'lib/cyberarm_engine/background_nine_slice.rb', line 61

def cwidth
  @cx - @width
end

#cx ⇒ Object 



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# File 'lib/cyberarm_engine/background_nine_slice.rb', line 53

def cx
  @x + @left
end

#cy ⇒ Object 



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# File 'lib/cyberarm_engine/background_nine_slice.rb', line 57

def cy
  @y + @top
end

#draw ⇒ Object 



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# File 'lib/cyberarm_engine/background_nine_slice.rb', line 79

def draw
  return unless @image && @segment_top_left

  @mode == :tiled ? draw_tiled : draw_stretched
end

#draw_stretched ⇒ Object 



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# File 'lib/cyberarm_engine/background_nine_slice.rb', line 85

def draw_stretched
  @segment_top_left.draw(@x, @y, @z, 1, 1, @color)
  @segment_top.draw(@x + @segment_top_left.width, @y, @z, width_scale, 1, @color) # SCALE X
  @segment_top_right.draw((@x + @width) - @segment_top_right.width, @y, @z, 1, 1, @color)

  @segment_right.draw((@x + @width) - @segment_right.width, @y + @top, @z, 1, height_scale, @color) # SCALE Y
  @segment_bottom_right.draw((@x + @width) - @segment_bottom_right.width, @y + @height - @segment_bottom_right.height, @z, 1, 1, @color)
  @segment_bottom.draw(@x + @segment_bottom_left.width, (@y + @height) - @segment_bottom.height, @z, width_scale, 1, @color) # SCALE X
  @segment_bottom_left.draw(@x, (@y + @height) - @segment_bottom_left.height, @z, 1, 1, @color)
  @segment_left.draw(@x, @y + @top, @z, 1, height_scale, @color) # SCALE Y
  @segment_middle.draw(@x + @segment_top_left.width, @y + @segment_top.height, @z, width_scale, height_scale, @color) # SCALE X and SCALE Y
end

#draw_tiled ⇒ Object 



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# File 'lib/cyberarm_engine/background_nine_slice.rb', line 98

def draw_tiled
  @segment_top_left.draw(@x, @y, @z, 1, 1, @color)

  # p [width_scale, height_scale]

  Gosu.clip_to(@x + @segment_top_left.width, @y, @segment_top.width * width_scale, @segment_top.height) do
    width_scale.ceil.times do |i|
      @segment_top.draw(@x + @segment_top_left.width + (@segment_top.width * i), @y, @z, 1, 1, @color) # SCALE X
    end
  end

  @segment_top_right.draw((@x + @width) - @segment_top_right.width, @y, @z, 1, 1, @color)

  Gosu.clip_to(@x + @width - @segment_top_right.width, @y + @top, @segment_right.width, @segment_right.height * height_scale) do
    height_scale.ceil.times do |i|
      @segment_right.draw((@x + @width) - @segment_right.width, @y + @top + (@segment_right.height * i), @z, 1, 1, @color) # SCALE Y
    end
  end

  @segment_bottom_right.draw((@x + @width) - @segment_bottom_right.width, @y + @height - @segment_bottom_right.height, @z, 1, 1, @color)

  Gosu.clip_to(@x + @segment_top_left.width, @y + @height - @segment_bottom.height, @segment_top.width * width_scale, @segment_bottom.height) do
    width_scale.ceil.times do |i|
      @segment_bottom.draw(@x + @segment_bottom_left.width + (@segment_bottom.width * i), (@y + @height) - @segment_bottom.height, @z, 1, 1, @color) # SCALE X
    end
  end

  @segment_bottom_left.draw(@x, (@y + @height) - @segment_bottom_left.height, @z, 1, 1, @color)

  Gosu.clip_to(@x, @y + @top, @segment_left.width, @segment_left.height * height_scale) do
    height_scale.ceil.times do |i|
      @segment_left.draw(@x, @y + @top + (@segment_left.height * i), @z, 1, 1, @color) # SCALE Y
    end
  end

  Gosu.clip_to(@x + @segment_top_left.width, @y + @segment_top.height, @width - (@segment_left.width + @segment_right.width), @height - (@segment_top.height + @segment_bottom.height)) do
    height_scale.ceil.times do |y|
      width_scale.ceil.times do |x|
        @segment_middle.draw(@x + @segment_top_left.width + (@segment_middle.width * x), @y + @segment_top.height + (@segment_middle.height * y), @z, 1, 1, @color) # SCALE X and SCALE Y
      end
    end
  end
end

#height_scale ⇒ Object 



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# File 'lib/cyberarm_engine/background_nine_slice.rb', line 74

def height_scale
  scale = (@height - (@top + @bottom)).to_f / (@image.height - (@top + @bottom))
  scale.abs
end

#nine_slice ⇒ Object 



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# File 'lib/cyberarm_engine/background_nine_slice.rb', line 35

def nine_slice
  # pp [@left, @top, @right, @bottom, @image.width]

  @segment_top_left = @image.subimage(0, 0, @left, @top)
  @segment_top_right = @image.subimage(@image.width - @right, 0, @right, @top)

  @segment_left = @image.subimage(0, @top, @left, @image.height - (@top + @bottom))
  @segment_right = @image.subimage(@image.width - @right, @top, @left, @image.height - (@top + @bottom))

  @segment_bottom_left = @image.subimage(0, @image.height - @bottom, @left, @bottom)
  @segment_bottom_right = @image.subimage(@image.width - @right, @image.height - @bottom, @right, @bottom)

  @segment_top = @image.subimage(@left, 0, @image.width - (@left + @right), @top)
  @segment_bottom = @image.subimage(@left, @image.height - @bottom, @image.width - (@left + @right), @bottom)

  @segment_middle = @image.subimage(@left, @top, @image.width - (@left + @right), @image.height - (@top + @bottom))
end

#width_scale ⇒ Object 



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# File 'lib/cyberarm_engine/background_nine_slice.rb', line 69

def width_scale
  scale = (@width.to_f - (@left + @right)) / (@image.width - (@left + @right))
  scale.abs
end