Module: Asposeimagingjava::DrawingImagesUsingCoreFunctionality

Defined in:

lib/asposeimagingjava/drawing/drawingimagesusingcorefunctionality.rb

Instance Method Summary

• #initialize ⇒ Object

Instance Method Details

#initialize ⇒ Object

# File 'lib/asposeimagingjava/drawing/drawingimagesusingcorefunctionality.rb', line 3

def initialize()
    data_dir = File.dirname(File.dirname(File.dirname(File.dirname(__FILE__)))) + '/data/'

    # Create an instance of BmpOptions and set its various properties

    create_options = Rjb::import('com.aspose.imaging.imageoptions.BmpOptions').new
    create_options.setBitsPerPixel(24)

    # Create an instance of FileCreateSource and assign it to Source property

    create_options.setSource(Rjb::import('com.aspose.imaging.sources.FileCreateSource').new(data_dir + "DrawingImage.bmp",false))

    # Create an instance of RasterImage

    raster_image = Rjb::import('com.aspose.imaging.Image').create(create_options,500,500)

    # Get the pixels of the image by specifying the area as image boundary

    pixels = raster_image.loadPixels(raster_image.getBounds())

    index = 0
    while index < pixels.length
        # Set the indexed pixel color to yellow

        pixels[index] =  Rjb::import('com.aspose.imaging.Color').getYellow()
        index +=1
    end
    raster_image.savePixels(raster_image.getBounds(), pixels)

    # save all changes

    raster_image.save()

    puts "Draw Images Using Core Functionality."
end