Class $k.Blob

Class Detail

Method Detail

• {string} base64String()
  Returns the blob bytes as base 64 encoded string

  Returns:

  {string}
• {$k.NetEntity} convertImage(mediaType)
  Converts the image to another media type

  Parameters:

  {string} mediaType

  The media type of the converted image

  Throws:

  {$k.exception.InvalidValue}

  If the image could not be converted

  Returns:

  {$k.NetEntity} The converted image
• {$k.NetEntity} createThumbnail(width, height, mediaType)
  Create a thumbnail with the specified maxium dimensions. The aspect ratio is preserved. Width or height can be undefined, but not both. The media type is optional and specifies the image type of the thumbnail. If not defined, the thumbnail will have the same type as the original image.

  Parameters:

  {number} width

  The maximum width of the thumbnail

  {number} height

  The maximum height of the thumbnail

  {string} mediaType Optional

  The media type of the converted image

  Throws:

  {$k.exception.InvalidValue}

  If the image could not be converted

  Returns:

  {$k.NetEntity} The converted image
• {string} dataUrl()
  Returns the blob bytes as a data URL

  Returns:

  {string}

  See:

  http://dataurl.net/#about
• {boolean} equals(value)
  Returns true if the values are equal

  Parameters:

  value

  Returns:

  {boolean}
• {string} fileExtension()
  Returns the extension of the filename of the blob, without dot

  Returns:

  {string}
• {string} filename()
  Returns the filename of the blob

  Returns:

  {string}
• {string} language()
  Returns the language of the blob, or undefined if not translated

  Returns:

  {string}
• {string} locator()
  Returns a string that identifies the blob. Can be used to get the blob contents from the blob REST service

  Returns:

  {string}
• {string} mimeType()
  Returns the mime type of the blob

  Returns:

  {string}
• {number} size()
  Returns the byte size of the blob

  Returns:

  {number}
• {string} text(charset)
  Returns the blob bytes as string

  Parameters:

  {string} charset

  Charset of the characters. UTF-8 if undefined

  Returns:

  {string}
• {$k.NetEntity} toNetEntity()
  Creates a NetEntity from this blob

  Returns:

  {$k.NetEntity}