Paste Into

Paste Into.sketchplugin

// Paste Into (ctrl alt command m)

#import 'elegantchaos.js'

com.elegantchaos.execute(function() {
	mask  = doc.selectedLayers()[0];
	maskParent = [mask parentGroup];

	newGroup = [MSLayerGroup new]; 
	[maskParent addLayer:newGroup];
	[newGroup setName:"Masked bitmap"];

	[mask removeFromParent];		
	[newGroup addLayer:mask];

	com.elegantchaos.sendAction('paste:');

	var pasted = doc.selectedLayers()[0];

	[pasted removeFromParent];
	[newGroup addLayer:pasted];

	[mask setHasClippingMask:true];

	maskWidth = [[mask frame] width];
	maskHeight = [[mask frame] height];
	pastedWidth = [[pasted frame] width];
	pastedHeight = [[pasted frame] height];

	aspectMask =  maskWidth / maskHeight;
	aspectPasted = pastedWidth / pastedHeight;

	scale = 1;

	if (aspectPasted > aspectMask) {
		scale = maskHeight / pastedHeight;
	} else {
		scale = maskWidth / pastedWidth;
	}

	[pasted multiplyBy: scale];

	newX = Math.round([[mask frame] midX] - ([[pasted frame] width] / 2));
	newY = Math.round([[mask frame] midY] - ([[pasted frame] height] / 2));

	[[pasted frame] setX: newX];
	[[pasted frame] setY: newY];
});