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Allow zooming on a touch screen #153

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davidwengier opened this issue Oct 4, 2020 · 1 comment
Open

Allow zooming on a touch screen #153

davidwengier opened this issue Oct 4, 2020 · 1 comment
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@davidwengier
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Detect the pinch gesture in the WPF (and/or winforms) front end, and call the PointerZoomIn or PointerZoomOut methods on Interaction Manager. Job done!

A quick Bing turned up this: https://www.andrewhoefling.com/Blog/Post/wpf-multitouch-gestures-translation-scale-and-rotate
@davidwengier
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Or perhaps: https://github.com/mono/SkiaSharp.Extended/blob/dev/controls/source/SkiaSharp.Extended.Controls/SKGestureSurfaceView.cs

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@davidwengier