| <!DOCTYPE html> | |
| <html> | |
| <body> | |
| <canvas id ="canvas" width="200" height="200"></canvas> | |
| <script> | |
| var ctx = document.getElementById('canvas').getContext('2d'); | |
| ctx.fillStyle = 'green'; | |
| let m = ctx.getTransform(); | |
| m.a = 2; | |
| m.d = 2; | |
| ctx.setTransform(m); | |
| ctx.fillRect(0, 0, 50, 50); | |
| </script> | |
| </body> | |
| </html> |