added extrude.js to plugin assets

README.md

@@ -1,6 +1,5 @@
 OctoPrint
 =========
-What I did was take the MrBeam fork of Octoprint (because I have a MrBeam, and I like it) - and modify it for pen plotting with an axidraw v3 clone.
 
 [![Flattr this git repo](http://api.flattr.com/button/flattr-badge-large.png)](https://flattr.com/submit/auto?user_id=foosel&url=https://github.com/foosel/OctoPrint&title=OctoPrint&language=&tags=github&category=software)
 

src/octoprint/plugins/softwareupdate/scripts/git-pull.py

@@ -97,7 +97,7 @@ def update_source(git_executable, folder, target, force=False):
 			raise RuntimeError("Could not update, \"git reset --hard\" failed with returncode %d: %s" % (returncode, stdout))
 
 	print(">>> Running: git pull")
-	returncode, stdout = _git(["pull", "origin", "stable-1.2.2"], folder, git_executable=git_executable)
+	returncode, stdout = _git(["pull"], folder, git_executable=git_executable)
 	if returncode != 0:
 		raise RuntimeError("Could not update, \"git pull\" failed with returncode %d: %s" % (returncode, stdout))
 	print(stdout)

src/octoprint/plugins/softwareupdate/static/js/softwareupdate.js

@@ -158,7 +158,7 @@ $(function() {
                 text += "<small>" + gettext("Those components marked with <i class=\"icon-ok\"></i> can be updated directly.") + "</small>";
 
                 var options = {
-                    title: gettext("Mr Beam Update Available"),
+                    title: gettext("Update Available"),
                     text: text,
                     hide: false
                 };

src/octoprint/plugins/svgtogcode/__init__.py

@@ -235,7 +235,7 @@ class SvgToGcodePlugin(octoprint.plugin.SlicerPlugin,
 
 	def get_assets(self):
 		return dict(
-			js=[ "js/convert.js", "js/working_area.js", "js/gcode_parser.js", "js/lib/snap.svg-min.js", "js/lib/photobooth_min.js", "js/matrix_oven.js", "js/render_fills.js", "js/drag_scale_rotate.js"],
+			js=[ "js/convert.js", "js/working_area.js", "js/gcode_parser.js", "js/lib/snap.svg-min.js", "js/lib/photobooth_min.js", "js/matrix_oven.js", "js/render_fills.js", "js/drag_scale_rotate.js","js/extrude.js"],
 			less=["less/svgtogcode.less"],
 			css=["css/svgtogcode.css", "css/mrbeam.css"]
 		)
@@ -270,7 +270,7 @@ class SvgToGcodePlugin(octoprint.plugin.SlicerPlugin,
 			feedrate = max(1,data["defaultFeedrate"])
 			s.set(["defaultFeedrate"], feedrate)
 		if "svgDPI" in data and data["svgDPI"]:
-			s.set_int(["svgDPI"], data["svgDPI"])
+			s.set(["svgDPI"], data["svgDPI"])
 		if "debug_logging" in data:
 			old_debug_logging = s.get_boolean(["debug_logging"])
 			new_debug_logging = data["debug_logging"] in octoprint.settings.valid_boolean_trues
@@ -344,7 +344,7 @@ class SvgToGcodePlugin(octoprint.plugin.SlicerPlugin,
 		if not machinecode_path:
 			path, _ = os.path.splitext(model_path)
 			machinecode_path = path + ".gco"
-
+		
 		self._svgtogcode_logger.info("### Slicing %s to %s using profile stored at %s" % (model_path, machinecode_path, profile_path))
 
 		## direct call
@@ -357,8 +357,6 @@ class SvgToGcodePlugin(octoprint.plugin.SlicerPlugin,
 			converter_path = '/home/teja/workspace/mrbeam-inkscape-ext'
 		elif("denkbrett" in hostname):
 			converter_path = '/home/flo/mrbeam/git/mrbeam-inkscape-ext'
-		elif ("clems-Air" in hostname):
-			converter_path = '/Users/clem/Dropbox/mrBeam/mrbeam-inkscape-ext'
 
 		import sys
 		sys.path.append(converter_path)

src/octoprint/plugins/svgtogcode/profile.py

@@ -16,7 +16,7 @@ defaults = dict(
 	# general settings
 	svgDPI = 90,
 	pierce_time = 0,
-
+	
 	# vector settings
 	speed = 300,
 	intensity = 500,
@@ -24,7 +24,7 @@ defaults = dict(
 	cross_fill = False,
 	fill_angle = 0,
 	fill_spacing = 0.25,
-
+	
 	# pixel settings
 	beam_diameter = 0.25,
 	intensity_white = 0,
@@ -251,8 +251,8 @@ class Profile(object):
 		}
 
 		return settings
-
-
+	
+	
 	def convert_to_engine2(self):
 
 		settings = {

src/octoprint/plugins/svgtogcode/static/js/convert.js

@@ -41,10 +41,8 @@ $(function(){
 		// image engraving stuff
 		// preset values are a good start for wood engraving
 		self.images_placed = ko.observable(false);
-		self.text_placed = ko.observable(false);
 		self.show_image_parameters = ko.computed(function(){
-			return (self.images_placed() || self.text_placed()
-				|| (self.fill_areas() && self.show_vector_parameters()));
+			return self.images_placed() || (self.fill_areas() && self.show_vector_parameters());
 		});
 		self.imgIntensityWhite = ko.observable(0);
 		self.imgIntensityBlack = ko.observable(500);
@@ -87,7 +85,6 @@ $(function(){
 			self.show_vector_parameters(self.workingArea.getPlacedSvgs().length > 0);
 			self.show_fill_areas_checkbox(self.workingArea.hasFilledVectors())
 			self.images_placed(self.workingArea.getPlacedImages().length > 0);
-			self.text_placed(self.workingArea.hasTextItems());
 			//self.show_image_parameters(self.workingArea.getPlacedImages().length > 0);
 
 			if(self.show_vector_parameters() || self.show_image_parameters()){

src/octoprint/plugins/svgtogcode/static/js/extrude.js

@@ -0,0 +1,158 @@
+//    extrude.js - a snapsvg.io plugin to generate extrusion walls of svg paths.
+//    Copyright (C) 2016  Teja Philipp <osd@tejaphilipp.de>
+//
+//    This program is free software: you can redistribute it and/or modify
+//    it under the terms of the GNU Affero General Public License as
+//    published by the Free Software Foundation, either version 3 of the
+//    License, or (at your option) any later version.
+//
+//    This program is distributed in the hope that it will be useful,
+//    but WITHOUT ANY WARRANTY; without even the implied warranty of
+//    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+//    GNU Affero General Public License for more details.
+//
+//    You should have received a copy of the GNU Affero General Public License
+//    along with this program.  If not, see <http://www.gnu.org/licenses/>.
+
+
+
+Snap.plugin(function (Snap, Element, Paper, global) {
+	
+	/**
+	 * @param {elem} elem start point
+	 * 
+	 * @returns {path}
+	 */
+
+	Element.prototype.extrude = function(height, perforation_curvature_threshold){
+		var subdiv_length = 1;
+		var material_thickness = 1;
+		var perforation_curvature_threshold = perforation_curvature_threshold || 5;
+		var elem = this;
+		var walls = [];
+		var children = elem.children();
+
+		if (children.length > 0) {
+			var goRecursive = (elem.type !== "defs" && // ignore these tags
+				elem.type !== "clipPath" &&
+				elem.type !== "metadata" &&
+				elem.type !== "rdf:rdf" &&
+				elem.type !== "cc:work" &&
+				elem.type !== "sodipodi:namedview");
+		
+			if(goRecursive) {
+				for (var i = 0; i < children.length; i++) {
+					var child = children[i];
+					var more = child.extrude(height);
+					walls.push.apply(walls, more);
+				}
+			}
+		} else {
+			var e;
+			if (elem.type !== "path"){
+				console.log('converting element to path', elem.type);
+				e = elem.toPath();
+			} else {
+				e = elem;
+			}
+			
+			var dOriginal = e.attr('d');
+			var parts = Snap.path.toRelative(dOriginal).toString();
+			var segments = parts.split('m');
+			
+			console.log('d',dOriginal);
+			for (var i = 0; i < segments.length; i++) {
+				if(segments[i].trim() !== ''){
+					var seg = 'M' + segments[i];
+					var l = Snap.path.getTotalLength(seg);
+					console.log("segment", seg, l);
+					walls.push(createWrappingPath2(seg), height);
+				}
+			}
+
+			//walls.push( createWrappingPath(segments, height));
+		}
+		return walls;
+	};
+
+	function createWrappingPath2(segment, height){
+		var l = Snap.path.getTotalLength(segment);
+		console.log(segment, l);
+		
+		// create "rectangle" 
+		var rect_d = "m0,0 l"+l+',0' // top
+		+ ' l0,'+height // right
+		+ ' l-'+l+',0' // bottom
+		+ ' l0,-'+height; // left
+
+		var perforations = getPerforations(segment, 5);
+		var perf_d = [];
+		for (var i = 0; i < perforations.length; i++) {
+			var perf = perforations[i];
+			var density = 0.8 * perf.curvature/90;
+			perf_d.push(createVerticalPerforation(perf.loc,height,density, height/10));
+			
+		}
+		return rect_d+perf_d.join(',');
+
+	}
+	
+	function getPerforations(d, perf_curvature_threshold){
+		var stepSize = 1;
+		var perfs = [];
+		var e = snap.path(d)
+		var l = e.getTotalLength();
+		var i = 0;
+		var last_alpha = -999;
+		var curvature_sum = 0;
+		while(i<l){
+			var p = e.getPointAtLength(i);
+			p.curvature = last_alpha - p.alpha;
+			p.loc = i;
+			curvature_sum += p.curvature;
+			last_alpha = p.alpha;
+			if(Math.abs(curvature_sum) > perf_curvature_threshold){
+				perfs.push({loc:i, curve:p.curvature});
+				curvature_sum = 0;
+			}
+			i+=stepSize;
+		}
+		return perfs;
+	}
+
+	function createWrappingPath(divs, height){
+		var upper_d = "M0,0";
+		var lower_d = "M0,"+height;
+		var verticals = ['M0,0l0,'+height];
+		for (var i = 0; i < divs.length; i++) {
+			var d = divs[i];
+			var x = d.loc.toFixed(2);
+			upper_d += 'L'+x+',0';
+			lower_d += 'L'+x+','+height;
+			var density = 0.8* d.curvature/180;
+			verticals.push(createVerticalPerforation(x,height, density, height/15));	
+		}
+		return upper_d+lower_d+verticals.join();
+	}
+	
+	function createVerticalPerforation(x, height, density, perfLength){
+		var cut = (perfLength * (density)).toFixed(2);
+		var gap = (perfLength - cut).toFixed(2);
+		var d = 'M'+x+',0';
+		var y = 0;
+		while(y < height){
+			d += 'l0,'+cut+'m0,'+gap;
+			y += perfLength;
+		}
+		return d;
+	}
+});
+
+
+
+
+
+
+
+
+

src/octoprint/plugins/svgtogcode/static/js/matrix_oven.js

@@ -1,7 +1,7 @@
 //    Matrix Oven - a snapsvg.io plugin to apply & remove transformations from svg files.
 //    Copyright (C) 2015  Teja Philipp <osd@tejaphilipp.de>
-//
-//    based on work by https://gist.github.com/timo22345/9413158
+//    
+//    based on work by https://gist.github.com/timo22345/9413158 
 //    and https://github.com/duopixel/Method-Draw/blob/master/editor/src/svgcanvas.js
 //
 //    This program is free software: you can redistribute it and/or modify
@@ -20,25 +20,24 @@
 
 
 Snap.plugin(function (Snap, Element, Paper, global) {
-
+	
 	/**
 	 * bakes transformations of the element and all sub-elements into coordinates
-	 *
+	 * 
 	 * @param {boolean} toCubics : use only cubic path segments
 	 * @param {integer} dec : number of digits after decimal separator. defaults to 5
 	 * @returns {undefined}
 	 */
 	Element.prototype.bake = function (toCubics, dec) {
 		var elem = this;
-
-		if (!elem || !elem.paper || elem.type !== "text" || elem.type !== "#text" || elem.type !== "tspan"){
+		if (!elem || !elem.paper) // don't handle unplaced elements. this causes double handling.
 			return;
-		} // don't handle unplaced elements. this causes double handling.
 
 		if (typeof (toCubics) === 'undefined')
 			toCubics = false;
 		if (typeof (dec) === 'undefined')
 			dec = 5;
+		//var children = elem.selectAll('*')
 		var children = elem.children();
 		if (children.length > 0) {
 			for (var i = 0; i < children.length; i++) {
@@ -55,16 +54,15 @@ Snap.plugin(function (Snap, Element, Paper, global) {
 			elem.type !== "polygon" &&
 			elem.type !== "polyline" &&
 			elem.type !== "image" &&
-			elem.type !== "path" &&
-			elem.type !== "text" &&
-			elem.type !== "tspan" &&
-			elem.type !== "#text"){
+			elem.type !== "path"){
+			
+//			if(elem.type !== 'g' && elem.type !== 'desc' && elem.type !== 'defs')
+//				console.log('skipping unsupported element ', elem.type);
 			return;
 		}
-		
 
-		if (elem.type == 'image' || elem.type == "text" || elem.type == "#text"){
-			// TODO ...
+		if (elem.type == 'image'){
+			// TODO ... 
 			var x = parseFloat(elem.attr('x')),
 				y = parseFloat(elem.attr('y')),
 				w = parseFloat(elem.attr('width')),
@@ -72,25 +70,24 @@ Snap.plugin(function (Snap, Element, Paper, global) {
 
 			// Validity checks from http://www.w3.org/TR/SVG/shapes.html#RectElement:
 			// If 'x' and 'y' are not specified, then set both to 0. // CorelDraw is creating that sometimes
-			if (!isFinite(x)) {
+			if (!isFinite(x))
 				console.log('No attribute "x" in image tag. Assuming 0.')
 				x = 0;
-			}
-			if (!isFinite(y)) {
+			if (!isFinite(y))
 				console.log('No attribute "y" in image tag. Assuming 0.')
 				y = 0;
-			}
 			var transform = elem.transform();
 			var matrix = transform['totalMatrix'];
 			var transformedX = matrix.x(x, y);
 			var transformedY = matrix.y(x, y);
 			var transformedW = matrix.x(x+w, y+h) - transformedX;
 			var transformedH = matrix.y(x+w, y+h) - transformedY;
-
+			
 			elem.attr({x: transformedX, y: transformedY, width: transformedW, height: transformedH});
 			return;
 		}
 
+		//if(elem.type !== 'path') console.log("bake: converting " + elem.type + " to path");
 		var path_elem = elem.convertToPath();
 
 		if (!path_elem || path_elem.attr('d') === '' || path_elem.attr('d') === null)
@@ -102,7 +99,7 @@ Snap.plugin(function (Snap, Element, Paper, global) {
 		} else {
 			dec = false;
 		}
-
+		
 		function r(num) {
 			if (dec !== false) {
 				return Math.round(num * Math.pow(10, dec)) / Math.pow(10, dec);
@@ -115,8 +112,8 @@ Snap.plugin(function (Snap, Element, Paper, global) {
 		var d = path_elem.attr('d');
 		d = (d || "").trim();
 		var arr_orig;
-		arr = Snap.parsePathString(d);
-		if (!toCubics) {
+		arr = Snap.parsePathString(d); 
+		if (!toCubics) {  
 			arr_orig = arr;
 			arr = Snap.path.toAbsolute(arr);
 		} else {
@@ -129,7 +126,7 @@ Snap.plugin(function (Snap, Element, Paper, global) {
 		var matrix = transform['totalMatrix'];
 
 		// apply the matrix transformation on the path segments
-		var j;
+		var j; 
 		var m = arr.length;
 		var letter = '';
 		var letter_orig = '';
@@ -137,8 +134,8 @@ Snap.plugin(function (Snap, Element, Paper, global) {
 		var y = 0;
 		var new_segments = [];
 		var pt = {x: 0, y: 0};
-		var pt_baked = {};
-		var subpath_start = {};
+		var pt_baked = {}; 
+		var subpath_start = {}; 
 		var prevX = 0;
 		var prevY = 0;
 		subpath_start.x = null;
@@ -156,7 +153,7 @@ Snap.plugin(function (Snap, Element, Paper, global) {
 				pt.x = arr[i][6];
 				pt.y = arr[i][7];
 				new_segments[i] = _arc_transform(arr[i][1], arr[i][2], arr[i][3], arr[i][4], arr[i][5], pt, matrix);
-
+				
 			} else if (letter !== 'Z') {
 				// parse other segs than Z and A
 				for (j = 1; j < arr[i].length; j = j + 2) {
@@ -192,7 +189,7 @@ Snap.plugin(function (Snap, Element, Paper, global) {
 				y = subpath_start.y;
 			}
 		}
-
+		
 		// Convert all that was relative back to relative
 		// This could be combined to above, but to make code more readable
 		// this is made separately.
@@ -262,7 +259,7 @@ Snap.plugin(function (Snap, Element, Paper, global) {
 		//console.log("baked matrix ", matrix, " of ", path_elem.attr('id'));
 
 	};
-
+	
 	/**
 	 * Helper to apply matrix transformations to arcs.
 	 * From flatten.js (https://gist.github.com/timo22345/9413158), modified a bit.
@@ -270,7 +267,7 @@ Snap.plugin(function (Snap, Element, Paper, global) {
 	 * @param {type} a_rh : r1 of the ellipsis in degree
 	 * @param {type} a_rv : r2 of the ellipsis in degree
 	 * @param {type} a_offsetrot : x-axis rotation in degree
-	 * @param {type} large_arc_flag : 0 or 1
+	 * @param {type} large_arc_flag : 0 or 1 
 	 * @param {int} sweep_flag : 0 or 1
 	 * @param {object} endpoint with properties x and y
 	 * @param {type} matrix : transformation matrix
@@ -312,12 +309,12 @@ Snap.plugin(function (Snap, Element, Paper, global) {
 
 		// convert implicit equation to angle and halfaxis:
 		// disabled intentionally
-		if (false && NEARZERO(B)) { // there is a bug in this optimization: does not work for path below
-			a_offsetrot = 0;
-//			 d="M0,350 l 50,-25
-//           a25,25 -30 0,1 50,-25 l 50,-25
-//           a25,50 -30 0,1 50,-25 l 50,-25
-//           a25,75 -30 0,1 50,-25 l 50,-25
+		if (false && NEARZERO(B)) { // there is a bug in this optimization: does not work for path below 
+			a_offsetrot = 0;  
+//			 d="M0,350 l 50,-25 
+//           a25,25 -30 0,1 50,-25 l 50,-25 
+//           a25,50 -30 0,1 50,-25 l 50,-25 
+//           a25,75 -30 0,1 50,-25 l 50,-25 
 //           a25,100 -30 0,1 50,-25 l 50,-25"
 //			with matrix transform="scale(0.5,2.0)"
 			A2 = A;
@@ -333,7 +330,7 @@ Snap.plugin(function (Snap, Element, Paper, global) {
 
 				// Clamp (precision issues might need this.. not likely, but better save than sorry)
 				K = (K < 0) ? 0 : Math.sqrt(K);
-
+				
 				A2 = 0.5 * (A + C + K * ac);
 				C2 = 0.5 * (A + C - K * ac);
 				a_offsetrot = 0.5 * Math.atan2(B, ac);
@@ -354,7 +351,7 @@ Snap.plugin(function (Snap, Element, Paper, global) {
 			a_rh = A2;
 		}
 
-		// If the transformation matrix contain a mirror-component
+		// If the transformation matrix contain a mirror-component 
 		// winding order of the ellise needs to be changed.
 		if ((matrix.a * matrix.d) - (matrix.b * matrix.c) < 0){
 			sweep_flag = !sweep_flag ? 1 : 0;
@@ -377,30 +374,30 @@ Snap.plugin(function (Snap, Element, Paper, global) {
 	var _convertToString = function (arr) {
 		return arr.join(',').replace(_p2s, '$1');
 	};
-
+	
 	/**
 	 * Replaces an element with a path of same shape.
 	 * Supports rect, ellipse, circle, line, polyline, polygon and of course path
-	 * The element will be replaced by the path with same id.
-	 *
+	 * The element will be replaced by the path with same id. 
+	 * 
 	 * @returns {path}
 	 */
 	Element.prototype.convertToPath = function(){
 		var old_element = this;
 		var path = old_element.toPath();
 		old_element.before(path);
-		old_element.remove();
+		old_element.remove(); 
 		return path;
 	};
 
 	/**
 	 * Creates a path in the same shape as the origin element
 	 * Supports rect, ellipse, circle, line, polyline, polygon and of course path
-	 *
-	 * based on
+	 * 
+	 * based on 
 	 * https://github.com/duopixel/Method-Draw/blob/master/editor/src/svgcanvas.js
 	 * Modifications: Timo (https://github.com/timo22345)
-	 *
+	 * 
 	 * @returns {path} path element
 	 */
 	Element.prototype.toPath = function () {
@@ -431,7 +428,7 @@ Snap.plugin(function (Snap, Element, Paper, global) {
 		var validRadius = function (val) {
 			return (isFinite(val) && (val >= 0));
 		};
-
+		
 		var validCoordinate = function (val) {
 			return (isFinite(val));
 		};
@@ -439,19 +436,6 @@ Snap.plugin(function (Snap, Element, Paper, global) {
 		// Possibly the cubed root of 6, but 1.81 works best
 		var num = 1.81;
 		var tag = old_element.type;
-
-		var convertMMtoPixel = function (val) {
-			attrList = ['rx','ry','r','cx','cy','x1','x2','y1','y2','x','y','width','height'];
-			for(var attrIdx in attrList) {
-				if(val.attr(attrList[attrIdx]) != null && val.attr(attrList[attrIdx]).indexOf('mm') > -1) {
-					var tmp = parseFloat(val.attr(attrList[attrIdx])) * 3.5433;
-					val.attr(attrList[attrIdx], tmp);
-				}
-			}
-		}
-
-		convertMMtoPixel(old_element);
-
 		switch (tag) {
 			case 'ellipse':
 			case 'circle':
@@ -462,13 +446,13 @@ Snap.plugin(function (Snap, Element, Paper, global) {
 				if (tag === 'circle') {
 					rx = ry = +old_element.attr('r');
 				}
-
+				
 				// If 'x' and 'y' are not specified, then set both to 0. // CorelDraw is creating that sometimes
 				if (!validCoordinate(cx))
 					cx = 0;
 				if (!validCoordinate(cy))
 					cy = 0;
-
+				
 				d += _convertToString([
 					['M', (cx - rx), (cy)],
 					['C', (cx - rx), (cy - ry / num), (cx - rx / num), (cy - ry), (cx), (cy - ry)],
@@ -495,7 +479,7 @@ Snap.plugin(function (Snap, Element, Paper, global) {
 				d = 'M' + old_element.attr('points') + 'Z';
 				break;
 			case 'rect':
-				// TODO ...
+				// TODO ... 
 				var rx = parseFloat(old_element.attr('rx')),
 					ry = parseFloat(old_element.attr('ry')),
 					x = parseFloat(old_element.attr('x')),

src/octoprint/plugins/svgtogcode/static/js/render_fills.js

@@ -1,7 +1,7 @@
 //    render_fills.js - a snapsvg.io plugin to render the infill of svg files into a bitmap.
 //    Copyright (C) 2015  Teja Philipp <osd@tejaphilipp.de>
-//
-//    based on work by http://davidwalsh.name/convert-canvas-image
+//    
+//    based on work by http://davidwalsh.name/convert-canvas-image 
 //    and http://getcontext.net/read/svg-images-on-a-html5-canvas
 //
 //    This program is free software: you can redistribute it and/or modify
@@ -20,12 +20,12 @@
 
 
 Snap.plugin(function (Snap, Element, Paper, global) {
+	
 
-
-
+	
 	/**
 	 * @param {elem} elem start point
-	 *
+	 * 
 	 * @returns {path}
 	 */
 
@@ -34,7 +34,7 @@ Snap.plugin(function (Snap, Element, Paper, global) {
 		var selection = [];
 		var children = elem.children();
 
-
+		
 		if (children.length > 0) {
 			var goRecursive = (elem.type !== "defs" && // ignore these tags
 				elem.type !== "clipPath" &&
@@ -42,7 +42,7 @@ Snap.plugin(function (Snap, Element, Paper, global) {
 				elem.type !== "rdf:rdf" &&
 				elem.type !== "cc:work" &&
 				elem.type !== "sodipodi:namedview");
-
+		
 			if(goRecursive) {
 				for (var i = 0; i < children.length; i++) {
 					var child = children[i];
@@ -50,7 +50,7 @@ Snap.plugin(function (Snap, Element, Paper, global) {
 				}
 			}
 		} else {
-			if(elem.type === 'image' || elem.type === "text" || elem.type === "#text"){
+			if(elem.type === 'image'){
 				selection.push(elem);
 			} else {
 				if(fillPaths && elem.is_filled()){
@@ -65,7 +65,7 @@ Snap.plugin(function (Snap, Element, Paper, global) {
 
 	Element.prototype.is_filled = function(){
 		var elem = this;
-
+		
 		// TODO text support
 		// TODO opacity support
 		if (elem.type !== "circle" &&
@@ -74,17 +74,14 @@ Snap.plugin(function (Snap, Element, Paper, global) {
 			elem.type !== "line" &&
 			elem.type !== "polygon" &&
 			elem.type !== "polyline" &&
-			elem.type !== "path" //&&
-			// elem.type !== "text" &&
-			// elem.type !== "#text"
-		){
-
+			elem.type !== "path" ){
+			
 			return false;
 		}
-
+		
 		var fill = elem.attr('fill');
 		var opacity = elem.attr('fill-opacity');
-
+		
 		if(fill !== 'none'){
 			if(opacity === null || opacity > 0){
 				return true;
@@ -92,7 +89,7 @@ Snap.plugin(function (Snap, Element, Paper, global) {
 		}
 		return false;
 	};
-
+	
 	Element.prototype.embedImage = function(callback){
 		var elem = this;
 		if(elem.type !== 'image') return;
@@ -116,15 +113,15 @@ Snap.plugin(function (Snap, Element, Paper, global) {
 		};
 
 		image.src = url;
-
+	
 	};
-
+	
 	Element.prototype.renderPNG = function (wMM, hMM, pxPerMM, callback) {
 		var elem = this;
 
 		// get svg as dataUrl
 		var svgStr = elem.outerSVG();
-		var svgDataUri = 'data:image/svg+xml;base64,' + window.btoa(unescape(encodeURIComponent(svgStr))); //deprecated unescape needed!
+		var svgDataUri = 'data:image/svg+xml;base64,' + window.btoa(svgStr);
 		var source = new Image();
 		source.src = svgDataUri;
 
@@ -132,7 +129,7 @@ Snap.plugin(function (Snap, Element, Paper, global) {
 		var renderCanvas = document.createElement('canvas');
 		renderCanvas.id = "renderCanvas";
 		renderCanvas.width = wMM * pxPerMM;
-		renderCanvas.height = hMM * pxPerMM;
+		renderCanvas.height = hMM * pxPerMM;	
 		document.getElementsByTagName('body')[0].appendChild(renderCanvas);
 		var renderCanvasContext = renderCanvas.getContext('2d');
 

src/octoprint/plugins/svgtogcode/static/js/working_area.js

@@ -1,20 +1,5 @@
 $(function(){
 
-	// Opera 8.0+
-	var isOpera = (!!window.opr && !!opr.addons) || !!window.opera || navigator.userAgent.indexOf(' OPR/') >= 0;
-	// Firefox 1.0+
-	var isFirefox = typeof InstallTrigger !== 'undefined';
-	// At least Safari 3+: "[object HTMLElementConstructor]"
-	var isSafari = Object.prototype.toString.call(window.HTMLElement).indexOf('Constructor') > 0;
-	// Internet Explorer 6-11
-	var isIE = /*@cc_on!@*/false || !!document.documentMode;
-	// Edge 20+
-	var isEdge = !isIE && !!window.StyleMedia;
-	// Chrome 1+
-	var isChrome = !!window.chrome && !!window.chrome.webstore;
-	// Blink engine detection
-	var isBlink = (isChrome || isOpera) && !!window.CSS;
-
 	function WorkingAreaViewModel(params) {
 		var self = this;
 
@@ -107,7 +92,6 @@ $(function(){
 		self.clear = function(){
 			snap.selectAll('#userContent>*').remove();
 			snap.selectAll('#placedGcodes>*').remove();
-			snap.selectAll('rect:not(#coordGrid)').remove();
 			self.placedDesigns([]);
 		};
 
@@ -118,34 +102,24 @@ $(function(){
 			self.availableWidth($('#workingarea div.span8').innerWidth());
 		};
 
-		self.move_laser = function(data, evt){
+		self.move_laser = function(el){
 			self.abortFreeTransforms();
 			if(self.state.isOperational() && !self.state.isPrinting()){
-				var coord = self.getXYCoord(evt);
+				var x = self.px2mm(event.offsetX);
+				var y = self.px2mm(event.toElement.ownerSVGElement.offsetHeight - event.offsetY); // hopefully this works across browsers
+				x = Math.min(x, self.workingAreaWidthMM());
+				y = Math.min(y, self.workingAreaHeightMM());
 				$.ajax({
 					url: API_BASEURL + "printer/printhead",
 					type: "POST",
 					dataType: "json",
 					contentType: "application/json; charset=UTF8",
-					data: JSON.stringify({"command": "position", x:coord.x, y:coord.y})
+					data: JSON.stringify({"command": "position", x:x, y:y})
 				});
 			}
 		};
 
-		self.getXYCoord = function(evt){
-			if(/firefox/.test(navigator.userAgent.toLowerCase())) {
-				var scale = evt.target.parentElement.transform.baseVal[0].matrix.a;
-				var x = self.px2mm(evt.offsetX) * scale;
-				var y = self.px2mm(parseFloat(evt.target.attributes.height.value) - evt.offsetY) * scale;
-			} else
-			{
-				var x = self.px2mm(evt.offsetX);
-				var y = self.px2mm(parseFloat(evt.target.farthestViewportElement.clientHeight) - evt.offsetY);
-			}
-			x = Math.min(x, self.workingAreaWidthMM());
-			y = Math.min(y, self.workingAreaHeightMM());
-			return {x:x, y:y};
-		}
+
 
 		self.crosshairX = function(){
 			var pos = self.state.currentPos();
@@ -153,7 +127,7 @@ $(function(){
 
 		};
 		self.crosshairY = function(){
-			var h = Snap($('#area_preview')[0]).getBBox().height;
+			var h = document.getElementById('area_preview').clientHeight;
 			var pos = self.state.currentPos();
 			return pos !== undefined ? (h - self.mm2px(pos.y)  - 15) : -100; // subtract height/2;
 		};
@@ -243,26 +217,11 @@ $(function(){
 			var url = self._getSVGserveUrl(file);
 			callback = function (f) {
 				var newSvgAttrs = {};
-				if(f.select('svg') == null){
-					root_attrs = f.node.attributes;
-				} else {
-					var root_attrs = f.select('svg').node.attributes;
-				}
+				var root_attrs = f.select('svg').node.attributes;
 				var doc_width = null;
 				var doc_height = null;
 				var doc_viewbox = null;
 
-				// find clippath elements
-				var clipPathEl = f.selectAll('clipPath');
-				if(clipPathEl.length != 0){
-					console.warn("Warning: removed unsupported clipPath element in SVG");
-					self.svg_contains_clipPath_warning();
-					clipPathEl.remove()
-				}
-
-				// find all elements with "display=none" and remove them
-				f.selectAll("[display=none]").remove()
-
 				// iterate svg tag attributes
 				for(var i = 0; i < root_attrs.length; i++){
 					var attr = root_attrs[i];
@@ -278,19 +237,9 @@ $(function(){
 					}
 				}
 
-				// find Illustrator comment and notify
-				f.node.childNodes.forEach(function(entry) {
-					if(entry.nodeType == 8) { // Nodetype 8 = comment
-						if(entry.textContent.indexOf('Illustrator') > -1) {
-							new PNotify({title: gettext("Illustrator SVG Detected"), text: "Illustrator SVG detected! To preserve coorect scale, please go to the \'Settings\' menu and change the \'SVG dpi\' field under \'Plugins/Svg Conversion\' according to your file. And add it again.", type: "info", hide: false});
-						}
-					}
-				});
-
 				// scale matrix
 				var mat = self.getDocumentViewBoxMatrix(doc_width, doc_height, doc_viewbox);
-				var dpiscale = 90 / self.settings.settings.plugins.svgtogcode.svgDPI();
-				var scaleMatrixStr = new Snap.Matrix(mat[0][0],mat[0][1],mat[1][0],mat[1][1],mat[0][2],mat[1][2]).scale(dpiscale).toTransformString();
+				var scaleMatrixStr = new Snap.Matrix(mat[0][0],mat[0][1],mat[1][0],mat[1][1],mat[0][2],mat[1][2]).toTransformString();
 				newSvgAttrs['transform'] = scaleMatrixStr;
 
 				var newSvg = snap.group(f.selectAll("svg>*"));
@@ -396,7 +345,7 @@ $(function(){
 				dx = -svgBB.x + 0.01;
 				outside = true;
 			} else if(svgBB.x2 > waBB.x2){
-				dx = -svgBB.x + 0.01;
+				dx = -svgBB.x2 + waBB.x2 - 0.01;
 				outside = true;
 			}
 			if(svgBB.y < waBB.y){
@@ -416,20 +365,8 @@ $(function(){
 			};
 		};
 
-
-		self.svg_contains_clipPath_warning = function(){
-            var error = "<p>" + gettext("The SVG file contains clipPath elements.<br/>clipPath is not supported yet and has been removed from file.") + "</p>";
-            //error += pnotifyAdditionalInfo("<pre>" + data.jqXHR.responseText + "</pre>");
-            new PNotify({
-                title: "clipPath elements removed",
-                text: error,
-                type: "warn",
-                hide: false
-            });
-		};
-
 		self.svg_contains_text_warning = function(svg){
-            var error = "<p>" + gettext("The SVG file contains text elements.<br/>If you want to laser just their outlines,<br/>please convert them to paths.<br/>Otherwise they will be engraved with infill.") + "</p>";
+            var error = "<p>" + gettext("The svg file contains text elements.<br/>Please convert them to paths.<br/>Otherwise they will be ignored.") + "</p>";
             //error += pnotifyAdditionalInfo("<pre>" + data.jqXHR.responseText + "</pre>");
             new PNotify({
                 title: "Text elements found",
@@ -437,6 +374,7 @@ $(function(){
                 type: "warn",
                 hide: false
             });
+			svg.selectAll('text,tspan').remove();
 		};
 
 		self.svg_misfitting_warning = function(svg, misfitting){
@@ -452,7 +390,7 @@ $(function(){
             });
 
 		};
-
+		
 		self.placeIMG = function (file) {
 			var url = self._getIMGserveUrl(file);
 			var img = new Image();
@@ -488,16 +426,10 @@ $(function(){
 		};
 
 		self.getUsefulDimensions = function(wpx, hpx){
-			var maxWidthMM   = wpx * 0.25; // TODO parametrize
-			var maxHeightMM  = hpx * 0.25; // TODO parametrize
-			var aspectRatio  = wpx / hpx;
-			var destWidthMM  = Math.min(self.workingAreaWidthMM() - 2, maxWidthMM);
-			var destHeightMM = Math.min(self.workingAreaHeightMM() - 2, maxHeightMM);
-			if ((destWidthMM / aspectRatio) > destHeightMM) {
-				destWidthMM = destHeightMM * aspectRatio;
-			} else {
-				destHeightMM = destWidthMM / aspectRatio;
-			}
+			var maxWidthMM = wpx * 0.25; // TODO parametrize
+			var aspectRatio = wpx / hpx;
+			var destWidthMM = Math.min(self.workingAreaWidthMM() - 2, maxWidthMM);
+			var destHeightMM = destWidthMM / aspectRatio;
 			var destWidthPT = self.mm2svgUnits(destWidthMM);
 			var destHeightPT = self.mm2svgUnits(destHeightMM);
 			return [destWidthPT, destHeightPT];
@@ -700,13 +632,13 @@ $(function(){
 
 			var userContent = snap.select("#userContent").clone();
 			compSvg.append(userContent);
-
+			
 			self.renderInfill(compSvg, fillAreas, wMM, hMM, 10, function(svgWithRenderedInfill){
 				callback( self._wrapInSvgAndScale(svgWithRenderedInfill));
 				$('#compSvg').remove();
 			});
 		};
-
+		
 		self._wrapInSvgAndScale = function(content){
 			var svgStr = content.innerSVG();
 			if(svgStr !== ''){
@@ -742,16 +674,6 @@ $(function(){
 			return snap.selectAll("#userContent image");
 		};
 
-		self.hasTextItems = function () {
-			if(snap.selectAll("#userContent tspan").length > 0 ||
-				snap.selectAll("#userContent text").length > 0 ||
-				snap.selectAll("userContent #text").length > 0) {
-				return true
-			}else{
-				return false
-			}
-		};
-
 		self.getPlacedGcodes = ko.computed(function() {
 			var gcodeFiles = [];
 			ko.utils.arrayForEach(self.placedDesigns(), function(design) {
@@ -799,7 +721,7 @@ $(function(){
 		self.clear_gcode = function(){
 			snap.select('#gCodePreview').clear();
 		};
-
+		
 		self.onStartup = function(){
 			self.state.workingArea = self;
 			self.files.workingArea = self;
@@ -832,16 +754,11 @@ $(function(){
 				}
 			});
 		};
-
+		
 		self._embedAllImages = function(svg, callback){
-
+			
 			var allImages = svg.selectAll('image');
-			var linkedImages = allImages.items.filter(function(i){
-				if(i.attr('xlink:href') != null) {
-					return !i.attr('xlink:href').startsWith('data:');
-				} else if(i.attr('href') != null) {
-					return !i.attr('href').startsWith('data:');
-				}});
+			var linkedImages = allImages.items.filter(function(i){ return !i.attr('href').startsWith('data:') });
 			if(linkedImages.length > 0){
 				var callbackCounter = linkedImages.length;
 				for (var i = 0; i < linkedImages.length; i++) {
@@ -873,8 +790,8 @@ $(function(){
 				var fillings = userContent.removeUnfilled(fillAreas);
 				for (var i = 0; i < fillings.length; i++) {
 					var item = fillings[i];
-
-					if (item.type === 'image' || item.type === "text" || item.type === "#text") {
+					
+					if (item.type === 'image') {
 						// remove filter effects on images for proper rendering
 						var style = item.attr('style');
 						if (style !== null) {

src/octoprint/plugins/svgtogcode/templates/svgtogcode.jinja2

@@ -18,7 +18,7 @@
 					</div>
 					<div class="controls alert alert-info hint" data-bind="visible: showHints">
 						<span class="icon icon-question-sign" aria-hidden="true"></span>
-						Sets the intensity of the laser. The more intensity the deeper the effect on the material.
+						Sets the intensity of the laser. The more intensity the deeper the effect on the material. 
 						Cutting needs higher intensities than engraving.
 						The effect in general is dependent from the material and its color and surface.
 					</div>
@@ -33,8 +33,8 @@
 					</div>
 					<div class="controls alert alert-info hint" data-bind="visible: showHints">
 						<span class="icon icon-question-sign" aria-hidden="true"></span>
-						Sets the velocity of the laser head. The slower the movement the deeper the effect on the material.
-						Cutting needs slower movement than engraving.
+						Sets the velocity of the laser head. The slower the movement the deeper the effect on the material. 
+						Cutting needs slower movement than engraving. 
 						The effect in general is dependent from the material and its color and surface.
 					</div>
 				</div>
@@ -56,11 +56,11 @@
 				<div class="controls alert alert-info hint" data-bind="visible: showHints">
 					<span class="icon icon-question-sign" aria-hidden="true"></span>
 					Some (especially bright) materials require the laser to dwell a little until the surface has absorbed enough energy to be affected.
-					This parameter sets the amount of time in milliseconds the movement is paused after the laser is switched on.
+					This parameter sets the amount of time in milliseconds the movement is paused after the laser is switched on. 
 					If the result shows gaps in lines for example increase this value carefully. The higher the value the higher the risk of material ignition.
 				</div>
 			</div>
-
+			
 			<div data-bind="visible: show_image_parameters ">
 				<p>{{ _('Image engraving parameters:') }}</p>
 				<div class="control-group" >
@@ -103,10 +103,10 @@
 					<div class="controls alert alert-info hint" data-bind="visible: showHints">
 						<span class="icon icon-question-sign" aria-hidden="true"></span>
 						Pixel / raster engravings are done line by line. This sets the distance between the single lines.
-						Smaller values allow finer engravings but require a more precise focus and are slower.
+						Smaller values allow finer engravings but require a more precise focus and are slower. 
 					</div>
 
-
+					
 					<p >{{ _('Image Preprocessing') }}</p>
 					<div class="controls">
 						<div class="img_preprocessing_preview before" style="background-image:url(/plugin/svgtogcode/static/img/kitty_grayscale.png);" >before</div>
@@ -114,22 +114,22 @@
 							<div class="img_preprocessing_preview contrast" style="background-image:url(/plugin/svgtogcode/static/img/kitty_contrast.png);" data-bind="style: { opacity: contrastPreview }" ></div>
 							<div class="img_preprocessing_preview sharpened" style="background-image:url(/plugin/svgtogcode/static/img/kitty_sharpened.png);" data-bind="style: { opacity: sharpenedPreview }" ></div>
 							<div class="img_preprocessing_preview dithered" style="background-image:url(/plugin/svgtogcode/static/img/kitty_dithered_150.png);" data-bind="visible: imgDithering"></div>
-
+						
 						</div>
 						<div class="photo_attribution"><a href="http://www.christianholmer.com" target="_blank">Photo: Christian Holmér</a></div>
 					</div>
-
+					
 					<div data-bind="disable:imgDithering ">
 						<label class="control-label">{{ _('Contrast') }}</label>
 						<div class="controls img_slider">
 							<input id="svgtogcode_contrast_slider" type="text" data-bind="value: imgContrast" >
 						</div>
-						<div style="clear:both"></div>
+						<div style="clear:both"></div>	
 						<div class="controls alert alert-info hint" data-bind="visible: showHints">
 							<span class="icon icon-question-sign" aria-hidden="true"></span>
-							Increases the image contrast before converting to gcode.
+							Increases the image contrast before converting to gcode.  
 						</div>
-
+						
 						<label class="control-label">{{ _('Sharpening') }}</label>
 						<div class="controls img_slider">
 							<input id="svgtogcode_sharpening_slider" class="uninitialized" type="text" data-bind="value: imgSharpening">
@@ -137,10 +137,10 @@
 						<div style="clear:both"></div>
 						<div class="controls alert alert-info hint" data-bind="visible: showHints">
 							<span class="icon icon-question-sign" aria-hidden="true"></span>
-							Sharpens the image before converting to gcode.
+							Sharpens the image before converting to gcode.  
 						</div>
 					</div>
-
+						
 					<label class="control-label">{{ _('Dithering') }}</label>
 					<div class="controls">
 						<label class="checkbox">
@@ -149,8 +149,8 @@
 					</div>
 					<div class="controls alert alert-info hint" data-bind="visible: showHints">
 						<span class="icon icon-question-sign" aria-hidden="true"></span>
-						Converts the image to solely black and white pixels.
-						Use this if the laser effect on your material is not able to transfer grayscales.
+						Converts the image to solely black and white pixels. 
+						Use this if the laser effect on your material is not able to transfer grayscales.  
 					</div>
 
 				</div>
@@ -185,4 +185,4 @@
         <a href="#" class="btn" data-dismiss="modal" aria-hidden="true" data-bind="click: $root.cancel_conversion()">{{ _('Cancel') }}</a>
         <a href="#" class="btn btn-primary" data-bind="click: function() { if ($root.enableConvertButton()) { $root.convert() } }, enabled: enableConvertButton, css: {disabled: !$root.enableConvertButton()}">{{ _('Convert') }}</a>
     </div>
-</div>
+</div>

src/octoprint/printer/standard.py

@@ -331,7 +331,7 @@ class Printer(PrinterInterface, comm.MachineComPrintCallback):
 	def position(self, x, y):
 		printer_profile = self._printerProfileManager.get_current_or_default()
 		movement_speed = min(printer_profile["axes"]["x"]["speed"], printer_profile["axes"]["y"]["speed"])
-		self.commands(["G90", "G0 X%.3f Y%.3f F%d" % (x, y, movement_speed)])
+		self.commands(["G90", "G0 X%.3f Y%.3f F%d" % (x, y, movement_speed), "?"])
 
 	def _convert_rate_value(self, factor, min=0, max=200):
 		if not isinstance(factor, (int, float, long)):

src/octoprint/static/js/app/viewmodels/printerstate.js

@@ -217,8 +217,6 @@ $(function() {
 			$("#confirmation_dialog .confirmation_dialog_acknowledge").click(
 					function (e) {
 						if (typeof callback === 'function') {
-                            self.resetOverrideSlider();
-                            self.numberOfPasses(1);
 							callback(e);
 							$("#confirmation_dialog").modal("hide");
 							$("#confirmation_dialog .confirmation_dialog_message").html('');
@@ -288,14 +286,8 @@ $(function() {
 		self.onEventRealTimeState = function(payload){
 			self.currentPos({x: payload.wx, y: payload.wy});
 		};
-
-		self.intensityOverride.subscribe(function(factor){
-			self._overrideCommand("/intensity "+factor);
-		});
-		self.feedrateOverride.subscribe(function(factor){
-			self._overrideCommand("/feedrate "+factor);
-		});
-
+		
+		
 		self._overrideCommand = function(command, callback) {
             $.ajax({
                 url: API_BASEURL + "printer/command",
@@ -310,30 +302,34 @@ $(function() {
                 }
             });
         };
-
+		
 		self._configureOverrideSliders = function() {
 			self.intensityOverrideSlider = $("#intensity_override_slider").slider({
 				step: 1,
 				min: 10,
 				max: 200,
 				value: 100,
-//				tooltip: 'hide'
-			}).on("slideStop", function(ev){
+				tooltip: 'hide'
+			}).on("slide", function(ev){
 				self.intensityOverride(ev.value);
+			}).on("slideStop", function(ev){
+				self._overrideCommand("/intensity "+self.intensityOverride());
 			});
-
+			
 			self.feedrateOverrideSlider = $("#feedrate_override_slider").slider({
 				step: 1,
 				min: 10,
 				max: 200,
 				value: 100,
-//				tooltip: 'hide'
-			}).on("slideStop", function(ev){
+				tooltip: 'hide'
+			}).on("slide", function(ev){
 				self.feedrateOverride(ev.value);
+			}).on("slideStop", function(ev){
+				self._overrideCommand("/feedrate "+self.feedrateOverride());
 			});
 
 		};
-
+		
 		self.increasePasses = function(){
 			self.numberOfPasses(self.numberOfPasses()+1);
             self._jobCommand("incpasses");
@@ -343,21 +339,17 @@ $(function() {
 			self.numberOfPasses(passes);
             self._jobCommand("degpasses");
 		}
-
+		
 		self.onEventPrintDone = function(){
-			self.resetOverrideSlider();
-		};
-
-		self.onStartup = function() {
-			self._configureOverrideSliders();
-		};
-
-        self.resetOverrideSlider = function() {
-            self.feedrateOverrideSlider.slider('setValue', 100);
+			self.feedrateOverrideSlider.slider('setValue', 100);
 			self.intensityOverrideSlider.slider('setValue', 100);
 			self.intensityOverride(100);
 			self.feedrateOverride(100);
 		};
+		
+		self.onStartup = function() {
+			self._configureOverrideSliders();
+		};
     }
 
     OCTOPRINT_VIEWMODELS.push([

src/octoprint/templates/mrbeam_index.jinja2

@@ -1,7 +1,7 @@
 <!DOCTYPE html>
 <html>
     <head>
-        <title data-bind="text: title">Mr Draw</title>
+        <title data-bind="text: title">Mr Beam</title>
 
         <link rel="shortcut icon" href="{{ url_for('static', filename='img/favicon.png') }}">
         <link rel="apple-touch-icon" sizes="114x114" href="{{ url_for('static', filename='img/apple-touch-icon-114x114.png') }}">
@@ -9,14 +9,27 @@
 
 		{% include 'stylesheets.jinja2' %}
         {% include 'initscript.jinja2' %}
+		
+		<script type="text/javascript" >
+			function cycle_bg(){
+				var path = $('#cam').attr('xlink:href');
+				var m = path.match(/[0-9]+/);
+				var number = 0;
+				if(m.length > 0){
+					number = (parseInt(m[0]) + 1) % 12;
+				}
+				var nPath = "/plugin/svgtogcode/static/img/wa_preview/" + number + ".jpg";
+				$('#cam').attr('xlink:href', nPath);
+			}
+		</script>
     </head>
     <body>
 		<div class="container octoprint-container">
 		<nav class="navbar navbar-default navbar-fixed-top" role="navigation" id="navbar">
 			<div class="container">
-				<div class="navbar-header brand" style="min-width: 272px;">
-					<a class="navbar-brand" href="#">
-						<img alt="Mr Draw Logo" src="{{ url_for('static', filename='img/mr-draw-red_x120.png') }}">
+				<div class="navbar-header brand" style="min-width: 272px;" onclick="cycle_bg()">
+					<a class="navbar-brand" href="#" >
+						<img alt="Mr Beam Logo" src="{{ url_for('static', filename='img/mr-typo-red_x120.png') }}">
 					</a>
 				</div>
 				<!-- Navbar -->
@@ -58,7 +71,7 @@
 
 									<div id="control" class="accordion-inner" data-bind="visible: isReady() || isLocked() || isFlashing()">
 										<div data-bind="visible: isLocked ">
-											Mr Draw is in a locked state as it does not know its position.
+											Mr Beam is in a locked state as it does not know its position.
 											First remove any objects blocking the gantry's travel range.
 											Then do a homing cycle.
 											<div style='text-align: center; padding:.5em;'>
@@ -316,6 +329,9 @@
 											<feFuncB type="table" tableValues="0.2 1"></feFuncB>
 										</feComponentTransfer>
 									</filter>
+									<image id="cam" xlink:href="/plugin/svgtogcode/static/img/wa_preview/0.jpg" x="0" y="0" 
+										   height="0px" width="0px" data-bind="attr: { width: workingAreaWidthPx()+'px', height: workingAreaHeightPx()+'px'}" />
+
 									<g id="scaleGroup" data-bind="attr: { transform: scaleMatrix() }">
 
 										<text
@@ -657,10 +673,12 @@
 							<div class="span4">
 								<ul class="focus_steps">
 									<li>1. Place your material on the working area</li>
-									<li>2. Move the pen over the material</li>
-									<li>&RightArrow; Now enable the pen calibration mode</li>
-									<li>5. Adjust the pen until it touches the paper</li>
-									<li>&RightArrow; Disable the pen calibration mode. </li>
+									<li>2. Move the laser over the material</li>
+									<li>3. Put on your safety glasses</li>
+									<li>4. Turn the laser safety switch to on</li>
+									<li>&RightArrow; Now enable the focus mode</li>
+									<li>5. Adjust the focus until the laser beam is as small as possible</li>
+									<li>&RightArrow; Disable the focus mode. </li>
 								</ul>
 								<div style="text-align:center">
 								<div class="btn-group" role="group" aria-label="focus mode control" style="">

src/octoprint/translations/de/LC_MESSAGES/messages.po

@@ -568,8 +568,8 @@ msgstr ""
 "aktualisiert werden."
 
 #: src/octoprint/plugins/softwareupdate/static/js/softwareupdate.js:131
-msgid "Mr Beam Update Available"
-msgstr "Mr Beam Aktualisierung verfügbar"
+msgid "Update Available"
+msgstr "Aktualisierung verfügbar"
 
 #: src/octoprint/plugins/softwareupdate/static/js/softwareupdate.js:143
 msgid "Ignore"

src/octoprint/util/comm_acc2.py

@@ -84,11 +84,9 @@ class MachineCom(object):
 		self._actual_intensity = None
 		self._feedrate_dict = {}
 		self._intensity_dict = {}
-		self._passes = 1
-		self._finished_passes = 0
 
 		# regular expressions
-		self._regex_command = re.compile("^\s*\$?([GM]\d+|[THX])")
+		self._regex_command = re.compile("^\s*\$?([GM]\d+|[TH])")
 		self._regex_feedrate = re.compile("F\d+", re.IGNORECASE)
 		self._regex_intensity = re.compile("S\d+", re.IGNORECASE)
 
@@ -147,7 +145,7 @@ class MachineCom(object):
 				elif line.startswith('['): # feedback message
 					self._handle_feedback_message(line)
 				elif line.startswith('Grb'): # Grbl startup message
-					self._handle_startup_message(line)
+					self._handle_startup_message()
 			except:
 				self._logger.exception("Something crashed inside the monitoring loop, please report this to Mr. Beam")
 				errorMsg = "See octoprint.log for details"
@@ -166,15 +164,8 @@ class MachineCom(object):
 					if cmd is not None:
 						self.sendCommand(cmd)
 						self._callback.on_comm_progress()
-					else:
-						if self._finished_passes >= self._passes:
-							if len(self._acc_line_buffer) == 0:
-								self._set_print_finished()
-						self._currentFile.resetToBeginning()
-						cmd = self._getNext()
-						if cmd is not None:
-							self.sendCommand(cmd)
-							self._callback.on_comm_progress()
+					elif len(self._acc_line_buffer) == 0:
+						self._set_print_finished()
 
 				self._sendCommand()
 				self._send_event.wait(1)
@@ -320,9 +311,7 @@ class MachineCom(object):
 		if self._finished_currentFile is False:
 			line = self._currentFile.getNext()
 			if line is None:
-				self._finished_passes += 1
-				if self._finished_passes >= self._passes:
-					self._finished_currentFile = True
+				self._finished_currentFile = True
 			return line
 		else:
 			return None
@@ -358,6 +347,7 @@ class MachineCom(object):
 	def _handle_ok_message(self):
 		if self._state == self.STATE_HOMING:
 			self._changeState(self.STATE_OPERATIONAL)
+			self._onHomingDone()
 
 	def _handle_error_message(self, line):
 		self._errorValue = line
@@ -405,7 +395,7 @@ class MachineCom(object):
 		elif line[1:].startswith('Dis'): # [Disabled]
 			pass
 
-	def _handle_startup_message(self, line):
+	def _handle_startup_message(self):
 		if self.isOperational():
 			errorMsg = "Machine reset."
 			self._cmd = None
@@ -420,14 +410,7 @@ class MachineCom(object):
 			self._changeState(self.STATE_LOCKED)
 			eventManager().fire(Events.ERROR, {"error": self.getErrorString()})
 		else:
-			versionMatch = re.search("Grbl (?P<grbl>.+?)(_(?P<git>[0-9a-f]{7})(?P<dirty>-dirty)?)? \[.+\]", line)
-			if versionMatch:
-				versionDict = versionMatch.groupdict()
-				self._writeGrblVersionToFile(versionDict)
-				if self._compareGrblVersion(versionDict) is False:
-					self._flashGrbl()
-				else:
-					self._onConnected(self.STATE_LOCKED)
+			self._onConnected(self.STATE_LOCKED)
 
 	def _update_grbl_pos(self, line):
 		# line example:
@@ -557,6 +540,11 @@ class MachineCom(object):
 		payload = dict(port=self._port, baudrate=self._baudrate)
 		eventManager().fire(Events.CONNECTED, payload)
 
+	def _onHomingDone(self):
+		self.sendCommand("G92X500Y0Z0")
+		self.sendCommand("G90")
+		self.sendCommand("G21")
+
 	def _detectPort(self, close):
 		self._log("Serial port list: %s" % (str(serialList())))
 		for p in serialList():
@@ -618,7 +606,7 @@ class MachineCom(object):
 		params = ["avrdude", "-patmega328p", "-carduino", "-b" + str(self._baudrate), "-P" + str(self._port), "-D", "-Uflash:w:" + pathToGrblHex]
 		rc = subprocesscall(params)
 
-		if rc == 0:
+		if rc is False:
 			self._log("successfully flashed new grbl version")
 			self._openSerial()
 			self._changeState(self.STATE_CONNECTING)
@@ -755,10 +743,6 @@ class MachineCom(object):
 		self._changeState(self.STATE_HOMING)
 		return cmd
 
-	def _gcode_X_sent(self, cmd, cmd_type=None):
-		self._changeState(self.STATE_HOMING) # TODO: maybe change to seperate $X mode
-		return cmd
-
 	def _gcode_Hold_sent(self, cmd, cmd_type=None):
 		self._changeState(self.STATE_PAUSED)
 		return cmd
@@ -846,12 +830,6 @@ class MachineCom(object):
 		if self._currentFile is None:
 			raise ValueError("No file selected for printing")
 
-		# reset feedrate and intesity factor in case they where changed in a previous run
-		self._feedrate_factor  = 1
-		self._intensity_factor = 1
-		self._passes = 1
-		self._finished_passes = 0
-
 		try:
 			# ensure fan is on whatever gcode follows.
 			self.sendCommand("M08")
@@ -922,12 +900,10 @@ class MachineCom(object):
 			eventManager().fire(Events.PRINT_PAUSED, payload)
 
 	def increasePasses(self):
-		self._passes += 1
-		self._log("increased Passes to %d" % self._passes)
+		self._log("increase Passes")
 
 	def degreasePasses(self):
-		self._passes -= 1
-		self._log("degrease Passes to %d" % self._passes)
+		self._log("degrease Passes")
 
 	def getStateString(self):
 		if self._state == self.STATE_NONE:
@@ -1169,9 +1145,6 @@ class PrintingGcodeFileInformation(PrintingFileInformation):
 
 		if not os.path.exists(self._filename) or not os.path.isfile(self._filename):
 			raise IOError("File %s does not exist" % self._filename)
-
-		self._stripCommments()
-
 		self._size = os.stat(self._filename).st_size
 		self._pos = 0
 
@@ -1194,12 +1167,6 @@ class PrintingGcodeFileInformation(PrintingFileInformation):
 				pass
 		self._handle = None
 
-	def resetToBeginning(self):
-		"""
-		resets the file handle so you can read from the beginning again.
-		"""
-		self._handle = open(self._filename, "r")
-
 	def getNext(self):
 		"""
 		Retrieves the next line for printing.
@@ -1225,16 +1192,6 @@ class PrintingGcodeFileInformation(PrintingFileInformation):
 			self._logger.exception("Exception while processing line")
 			raise e
 
-	def _stripCommments(self):
-		dir     = os.path.dirname(os.path.abspath(self._filename))
-		tmpfile = open(dir + '/gcode.tmp', 'w')
-		with open(self._filename, "r") as fileobject:
-			for line in fileobject:
-				if process_gcode_line(line) is not None:
-					tmpfile.write(line)
-		tmpfile.close()
-		self._filename = dir + '/gcode.tmp'
-
 def convert_pause_triggers(configured_triggers):
 	triggers = {
 		"enable": [],
@@ -1299,7 +1256,6 @@ def serialList():
 	baselist = baselist \
 				+ glob.glob("/dev/ttyUSB*") \
 				+ glob.glob("/dev/ttyACM*") \
-				+ glob.glob("/dev/ttyAMA*") \
 				+ glob.glob("/dev/tty.usb*") \
 				+ glob.glob("/dev/cu.*") \
 				+ glob.glob("/dev/cuaU*") \