fabric-align-text.js

var SCALE_FACTOR = 1.2;

self.center = function() {
	var activeObject = self.canvas.getActiveObject();
	if (activeObject) {
		activeObject.center();
		activeObject.setCoords();
		setUnsaved();
	}
};

self.centerH = function() {
	var activeObject = canvas.getActiveObject();
	if (activeObject) {
		activeObject.centerH();
		activeObject.setCoords();
		setUnsaved();
	}
};

self.centerV = function() {
	var activeObject = canvas.getActiveObject();
	if (activeObject) {
		activeObject.centerV();
		activeObject.setCoords();
		setUnsaved();
	}
};
// Reset Zoom
self.resetZoom = function(cb) {
	var width = canvas.getWidth();
	var height = canvas.getHeight();

	var tempWidth = width * (1 / canvas.scale);
	var tempHeight = height * (1 / canvas.scale);

	canvas.setWidth(tempWidth);
	canvas.setHeight(tempHeight);

	canvas.scale = 1;
	canvas.setZoom(1);

	if (cb) {
		cb();
	}
};

// Zoom In
self.zoomIn = function() {
	canvas.scale = canvas.scale * SCALE_FACTOR;
	canvas.setZoom(canvas.scale);

	var width = canvas.getWidth();
	var height = canvas.getHeight();

	var tempWidth = width * SCALE_FACTOR;
	var tempHeight = height * SCALE_FACTOR;

	canvas.setWidth(tempWidth);
	canvas.setHeight(tempHeight);
};

// Zoom Out
self.zoomOut = function() {
	canvas.scale = self.canvas.scale / SCALE_FACTOR;
	canvas.setZoom(canvas.scale);

	var width = canvas.getWidth();
	var height = canvas.getHeight();

	var tempWidth = width * (1 / SCALE_FACTOR);
	var tempHeight = height * (1 / SCALE_FACTOR);

	canvas.setWidth(tempWidth);
	canvas.setHeight(tempHeight);
};