I needed a colour picker for an app I’m building and it turns out no ones built a WinRT XAML one yet. So this is my very simple colour picker! I use bitmaps to represent the swatch (in my case i have 3 different types). I use SharpDx to get the “Pixel Buffer” of the selected swatch. Where ever the mouse or pointer is i get the pixel under that position via the pixel buffer and from that i get the colours (RGBA). This is what the colour picker looks like this.
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