Simple Vanilla Pictograph Editor

Basic requirements:-

  • Build a chart with custom icons
  • Build an editor to accommodate the chart
  • The chart can be moved around freely in the editor
  • The chart can be resized freely in the editor
  • User can insert data to the chart as desired
  • User can edit data of the chart after initial creation
  • User can change colors of the icons of the chart
  • User can change the icons for the chart (e.g. men, women, etc.)

Example:

Man Utd 7, Chelsea 3 -> 7 icons colored in a certain color, 3 icons colored in a different color Also known as a pictogram http://en.wikipedia.org/wiki/Pictogram

NOTE:

  • Take care not to have any memory leaks
  • Performance must not be laggy
  • Bug free
  • Cross browser compatibility (except IE9 and below)
  • Strictly no libraries or framework can be used (e.g. no JQuery, Bootstrap, D3.js etc)
  • Exception of API is allowed for social network publishing only (e.g. Pinterest API)
  • Please explain your workflow for your code as well
  • If, by any chance, you are not able to complete a particular task, do explain why and what are the challenges you face?