Explain in detail how to use HTML5 canvas API to control the zoom transformation of pictures | Develop Paper
Zoom in on a point (using scale and translate) - Stack Overflow
Html5 canvas и электронный документооборот
zoom into html canvas - Stack Overflow
Solved: Zooming and panning map in Animate CC movie html5 ... - Adobe Support Community - 9593567
GitHub - akademy/CanvasZoom: Zooming of very large images with the Javascript, html5 and the canvas element. (Similar in functionality to Zoomify, OpenZoom or DeepZoom)
21 Zoom Javascript Libraries For Web & Mobile – Bashooka
Example code for HTML5 Canvas. | Download Scientific Diagram