Module: Asposeslidesjava::ImportHtml

Defined in:
lib/asposeslidesjava/Text/importhtml.rb

Instance Method Summary collapse

Instance Method Details

#initialize ⇒ Object 



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# File 'lib/asposeslidesjava/Text/importhtml.rb', line 3

def initialize()
    data_dir = File.dirname(File.dirname(File.dirname(File.dirname(__FILE__)))) + '/data/Text/'
            
    # Create an instance of Presentation class
    pres = Rjb::import('com.aspose.slides.Presentation').new

    # Get the first slide
    slide = pres.getSlides().get_Item(0)

    # Adding the AutoShape to accomodate the HTML content
    ashape = slide.getShapes().addAutoShape(Rjb::import('com.aspose.slides.ShapeType').Rectangle, 10, 10, pres.getSlideSize().getSize().getWidth(), pres.getSlideSize().getSize().getHeight())
    ashape.getFillFormat().setFillType(Rjb::import('com.aspose.slides.FillType').NoFill)

    # Adding text frame to the shape
    ashape.addTextFrame("")

    # Clearing all paragraphs in added text frame
    ashape.getTextFrame().getParagraphs().clear()

    # Loading the HTML file using InputStream
    input_stream = Rjb::import('java.io.FileInputStream').new(data_dir + "import.html")
    reader = Rjb::import('java.io.InputStreamReader').new(input_stream)

    data = reader.read()
    content = read_file(data_dir + "import.html")

    # Adding text from HTML stream reader in text frame
    ashape.getTextFrame().getParagraphs().addFromHtml(content)

    # Saving Presentation
    pres.save(data_dir + "output.pptx", Rjb::import('com.aspose.slides.SaveFormat').Pptx)
    
    puts "Done with html import, please check the output file."
end

#read_file(file_name) ⇒ Object 



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# File 'lib/asposeslidesjava/Text/importhtml.rb', line 38

def read_file(file_name)
    file = Rjb::import('java.io.File').new(file_name)                                                                      
    contents = Rjb::import('java.lang.StringBuilder').new                                                                                                                                                                                                                                                                                                                          
    reader = Rjb::import('java.io.BufferedReader').new(Rjb::import('java.io.FileReader').new(file))                                                                              
                                                                                                       
    # repeat until all lines is read                                                                  
    while (text = reader.readLine()) != nil                                                     
        contents.append(text).append("\n") 
    end   

    contents.toString()         
end