HarfBuzz GPU Demo

loading
font
drop font file

    Keyboard:                        Mouse:
      space     toggle animation       drag          pan
      b         dark mode              scroll        zoom
                                       right-drag    rotate
      s         stem darkening         click         toggle animation
      d         debug heatmap          dblclick      reset view
      r         reset view             middle-drag   zoom
      =/-       zoom in/out
      [ ] { }   stretch              Touch:
      arrows    pan                    drag          pan
      h j k l   pan (vim)             pinch         zoom
      /         clean screen           3-finger      rotate
      ?         this help              tap           animate

    Shortcuts:                       Text editor:
      t         edit text              Ctrl+Enter    apply
      f         load font              Esc           cancel
      w         switch backend
      R         reload page                  HarfBuzz

drag: pan · scroll: zoom · click: animate · dblclick: reset · right-drag: rotate
space: animate · b: dark mode · s: stem · d: debug · r: reset · ?: help drag: pan · pinch: zoom/rotate · 3-finger: 3D rotate
tap: animate · dbl-tap+drag: zoom · long-press: reset
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