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add preliminary svg import

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This commit is contained in:
Stewart Allen 2019-09-17 08:36:20 -04:00
commit c51444d631
3 changed files with 55 additions and 10 deletions
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30
js/kiri-print.js
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@ -57,6 +57,36 @@ var gs_kiri_print = exports;
PRO.addPrintPoints = addPrintPoints;
PRO.poly2polyDepthFirstEmit = poly2polyDepthFirstEmit;
PRO.parseSVG = function(code, offset) {
let scope = this,
output = scope.output = [],
bounds = scope.bounds = {
max: { x:-Infinity, y:-Infinity, z:-Infinity},
min: { x:Infinity, y:Infinity, z:Infinity}
};
let svg = new DOMParser().parseFromString(code, 'text/xml');
let lines = [...svg.getElementsByTagName('polyline')];
lines.forEach(line => {
let seq = [];
let points = [...line.points];
points.forEach(point => {
if (offset) {
point.x += offset.x;
point.y += offset.y;
}
if (point.x) bounds.min.x = Math.min(bounds.min.x, point.x);
if (point.x) bounds.max.x = Math.max(bounds.max.x, point.x);
if (point.y) bounds.min.y = Math.min(bounds.min.y, point.y);
if (point.y) bounds.max.y = Math.max(bounds.max.y, point.y);
if (point.z) bounds.min.z = Math.min(bounds.min.z, point.z);
if (point.z) bounds.max.z = Math.max(bounds.max.z, point.z);
addOutput(seq, point, seq.length > 0);
});
output.push(seq);
});
scope.lines = lines.length;
};
PRO.parseGCode = function(gcode, offset) {
var lines = gcode
.toUpperCase()