Class: FactorySpritesheet

Inherits:
Object
  • Object
show all
Defined in:
lib/ordlite/factory.rb

Overview

check - rename to catalog or atlas NOT spritesheet - why? why not?

Class Method Summary collapse

Instance Method Summary collapse

Constructor Details

#initialize(*images, width:, height:) ⇒ FactorySpritesheet

Returns a new instance of FactorySpritesheet.



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# File 'lib/ordlite/factory.rb', line 14

def initialize( *images, width:, 
                         height: )
   @tile_width  = width
   @tile_height = height
   @tiles = []
   images.each {|img| add(img) }
end

Class Method Details

.read_inscribes(*inscribes, width:, height:) ⇒ Object 



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# File 'lib/ordlite/factory.rb', line 4

def self.read_inscribes( *inscribes, width:, 
                                     height: )
   ## map inscribes to images                                  
   images = inscribes.map {|inscribe| Pixelart::Image.blob( inscribe.content ) }
   ## puts "  #{images.size} image(s)"

   new( *images, width: width,
                 height: height)                                
end

Instance Method Details

#add(img) ⇒ Object Also known as: << 



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# File 'lib/ordlite/factory.rb', line 32

def add( img )
  ## 1:1 tile; use as is
  if img.width == @tile_width && img.height == @tile_height
      @tiles << img 
  else  ## assume spritesheet??
    ## wrap into composite image
    composite = Pixelart::ImageComposite.new( img.image, width:  @tile_width,
                                                         height: @tile_height )
    cols  = img.width  / composite.tile_width
    rows  = img.height / composite.tile_height                                           
    puts "     #{composite.count} tile(s) in #{cols}x#{rows} grid"
    composite.each {|tile| @tiles << tile }
   end
end

#add_inscribe(inscribe) ⇒ Object 



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# File 'lib/ordlite/factory.rb', line 31

def add_inscribe( inscribe ) _add( Pixelart::Image.blob( inscribe.content )); end

#count ⇒ Object Also known as: size, tile_count 



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# File 'lib/ordlite/factory.rb', line 22

def count() @tiles.size; end

#tile(index) ⇒ Object Also known as: [] 



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# File 'lib/ordlite/factory.rb', line 28

def tile( index )  @tiles[ index ]; end

#tile_height ⇒ Object

use height - why? why not?



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# File 'lib/ordlite/factory.rb', line 26

def tile_height() @tile_height; end

#tile_width ⇒ Object

use width - why? why not?



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# File 'lib/ordlite/factory.rb', line 25

def tile_width() @tile_width; end