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Reindent Svg.js.
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Wouter R
parent
996a6d5300
commit
304657a104
198
js/Svg.js
198
js/Svg.js
@ -9,132 +9,132 @@
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//SVG validator: http://validator.w3.org/
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//SVG viewer: http://svg-edit.googlecode.com/svn/branches/2.6/editor/svg-editor.html
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function saveToSvg() {
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var lastX = 0, lastY = 0, lastIsMove;
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var svg = '';
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var lastX = 0, lastY = 0, lastIsMove = false;
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var svg = '';
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var boundsWidth = doodleBounds[2] - doodleBounds[0];
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var boundsHeight = doodleBounds[3] - doodleBounds[1];
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var boundsWidth = doodleBounds[2] - doodleBounds[0];
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var boundsHeight = doodleBounds[3] - doodleBounds[1];
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svg += '<?xml version="1.0" standalone="no"?>\n';
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svg += '<!DOCTYPE svg PUBLIC "-//W3C//DTD SVG 1.1//EN" "http://www.w3.org/Graphics/SVG/1.1/DTD/svg11.dtd">\n';
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svg += '<svg width="' + boundsWidth + '" height="' + boundsHeight + '" version="1.1" xmlns="http://www.w3.org/2000/svg">\n';
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svg += '\t<desc>Doodle 3D sketch</desc>\n';
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svg += '<?xml version="1.0" standalone="no"?>\n';
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svg += '<!DOCTYPE svg PUBLIC "-//W3C//DTD SVG 1.1//EN" "http://www.w3.org/Graphics/SVG/1.1/DTD/svg11.dtd">\n';
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svg += '<svg width="' + boundsWidth + '" height="' + boundsHeight + '" version="1.1" xmlns="http://www.w3.org/2000/svg">\n';
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svg += '\t<desc>Doodle 3D sketch</desc>\n';
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var data = '';
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for (var i = 0; i < _points.length; ++i) {
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var x = _points[i][0], y = _points[i][1], isMove = _points[i][2];
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var dx = x - lastX, dy = y - lastY;
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var data = '';
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for (var i = 0; i < _points.length; ++i) {
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var x = _points[i][0], y = _points[i][1], isMove = _points[i][2];
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var dx = x - lastX, dy = y - lastY;
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if (i == 0)
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data += 'M'; //emit absolute move on first pair of coordinates
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else if (isMove != lastIsMove)
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data += isMove ? 'm' : 'l';
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if (i == 0)
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data += 'M'; //emit absolute move on first pair of coordinates
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else if (isMove != lastIsMove)
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data += isMove ? 'm' : 'l';
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data += dx + ',' + dy + ' ';
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data += dx + ',' + dy + ' ';
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lastX = x;
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lastY = y;
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lastIsMove = isMove;
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}
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lastX = x;
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lastY = y;
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lastIsMove = isMove;
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}
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svg += '\t<path transform="translate(' + -doodleBounds[0] + ',' + -doodleBounds[1] + ')" d="' + data + '" fill="none" stroke="black" stroke-width="2" />\n';
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svg += '\t<path transform="translate(' + -doodleBounds[0] + ',' + -doodleBounds[1] + ')" d="' + data + '" fill="none" stroke="black" stroke-width="2" />\n';
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var fields = JSON.stringify({'height': numLayers, 'outlineShape': VERTICALSHAPE, 'twist': rStep});
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svg += '\t<!--<![CDATA[d3d-keys ' + fields + ']]>-->\n';
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var fields = JSON.stringify({'height': numLayers, 'outlineShape': VERTICALSHAPE, 'twist': rStep});
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svg += '\t<!--<![CDATA[d3d-keys ' + fields + ']]>-->\n';
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svg += '</svg>\n';
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svg += '</svg>\n';
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return svg;
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return svg;
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}
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//TODO: use local variables instead of _points,numLayers,VERTICALSHAPE and rStep so we can leave a current doodle in tact if an error occurs while parsing
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function loadFromSvg(svgData) {
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var mode = '', x = 0, y = 0;
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var mode = '', x = 0, y = 0;
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console.log("loading " + svgData.length + " bytes of data...");
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console.log("loading " + svgData.length + " bytes of data...");
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clearDoodle();
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clearDoodle();
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var p = svgData.indexOf("<path");
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if (p == -1) { console.log("loadFromSvg: could not find parsing start point"); return false; }
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p = svgData.indexOf('d="', p);
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if (p == -1) { console.log("loadFromSvg: could not find parsing start point"); return false; }
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p += 3; //skip 'd="'
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var p = svgData.indexOf("<path");
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if (p == -1) { console.log("loadFromSvg: could not find parsing start point"); return false; }
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p = svgData.indexOf('d="', p);
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if (p == -1) { console.log("loadFromSvg: could not find parsing start point"); return false; }
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p += 3; //skip 'd="'
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var skipSpace = function() { while (svgData.charAt(p) == ' ') p++; }
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var parseCommand = function() {
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while (true) {
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skipSpace();
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var c = svgData.charAt(p);
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if (c == 'M' || c == 'm' || c == 'l') { //new command letter
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mode = c;
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} else if (c == '"') { //end of command chain
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return true;
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} else { //something else, must be a pair of coordinates...
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var tx = 0, ty = 0, numberEnd = 0, len = 0;
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numberEnd = svgData.indexOf(',', p);
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if (numberEnd == -1) { console.log("could not find comma in coordinate pair"); return false; }
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len = numberEnd - p;
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tx = parseInt(svgData.substr(p, len));
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p += len + 1;
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skipSpace();
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numberEnd = svgData.indexOf(' ', p);
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if (numberEnd == -1) { console.log("could not find space after coordinate pair"); return false; }
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len = numberEnd - p;
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ty = parseInt(svgData.substr(p, len));
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p += len;
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var skipSpace = function() { while (svgData.charAt(p) == ' ') p++; }
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var parseCommand = function() {
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while (true) {
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skipSpace();
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var c = svgData.charAt(p);
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if (c == 'M' || c == 'm' || c == 'l') { //new command letter
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mode = c;
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} else if (c == '"') { //end of command chain
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return true;
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} else { //something else, must be a pair of coordinates...
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var tx = 0, ty = 0, numberEnd = 0, len = 0;
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numberEnd = svgData.indexOf(',', p);
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if (numberEnd == -1) { console.log("could not find comma in coordinate pair"); return false; }
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len = numberEnd - p;
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tx = parseInt(svgData.substr(p, len));
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p += len + 1;
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skipSpace();
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numberEnd = svgData.indexOf(' ', p);
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if (numberEnd == -1) { console.log("could not find space after coordinate pair"); return false; }
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len = numberEnd - p;
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ty = parseInt(svgData.substr(p, len));
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p += len;
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if (mode == 'M' || mode == 'L') {
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x = tx; y = ty;
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} else if (mode == 'm' || mode == 'l') {
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x += tx; y += ty;
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} else {
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console.log("loadFromSvg: found coordinate pair but mode was never set");
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return false;
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}
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if (mode == 'M' || mode == 'L') {
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x = tx; y = ty;
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} else if (mode == 'm' || mode == 'l') {
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x += tx; y += ty;
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} else {
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console.log("loadFromSvg: found coordinate pair but mode was never set");
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return false;
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}
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var isMove = mode == 'm' || mode == 'M';
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var isMove = mode == 'm' || mode == 'M';
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//TODO: create script-wide function for adding points?
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//console.log("inserting "+x+","+y+" ",isMove);
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updatePrevX = x;
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updatePrevY = y;
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_points.push([x, y, isMove]);
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adjustBounds(x, y);
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adjustPreviewTransformation();
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//TODO: create script-wide function for adding points?
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//console.log("inserting "+x+","+y+" ",isMove);
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updatePrevX = x;
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updatePrevY = y;
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_points.push([x, y, isMove]);
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adjustBounds(x, y);
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adjustPreviewTransformation();
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if (isMove) draw(x, y, .5);
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else draw(x, y);
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}
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p++;
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}
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if (isMove) draw(x, y, .5);
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else draw(x, y);
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}
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p++;
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}
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return true;
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};
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return true;
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};
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parseCommand(); //depends on value of p, so don't move this without taking that into consideration
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parseCommand(); //depends on value of p, so don't move this without taking that into consideration
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const fieldDefMarker = "<!--<![CDATA[d3d-keys";
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p = svgData.indexOf(fieldDefMarker);
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if (p == -1) { console.log("loadFromSvg: could not find metadata marker"); return false; }
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p += fieldDefMarker.length;
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skipSpace();
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const fieldDefMarker = "<!--<![CDATA[d3d-keys";
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p = svgData.indexOf(fieldDefMarker);
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if (p == -1) { console.log("loadFromSvg: could not find metadata marker"); return false; }
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p += fieldDefMarker.length;
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skipSpace();
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var endP = svgData.indexOf("]]>-->", p);
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if (endP == -1) { console.log("loadFromSvg: could not find metadata end-marker"); return false; }
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var metaFields = JSON.parse(svgData.substr(p, endP - p));
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//TODO: log error and return false if parsing failed
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for (var k in metaFields) {
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var v = metaFields[k];
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switch (k) {
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case "height": numLayers = v; break;
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case "outlineShape": VERTICALSHAPE = v; break;
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case "twist": rStep = v; break;
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}
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}
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var endP = svgData.indexOf("]]>-->", p);
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if (endP == -1) { console.log("loadFromSvg: could not find metadata end-marker"); return false; }
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var metaFields = JSON.parse(svgData.substr(p, endP - p));
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//TODO: log error and return false if parsing failed
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for (var k in metaFields) {
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var v = metaFields[k];
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switch (k) {
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case "height": numLayers = v; break;
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case "outlineShape": VERTICALSHAPE = v; break;
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case "twist": rStep = v; break;
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}
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}
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renderToImageDataPreview();
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renderToImageDataPreview();
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return true;
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return true;
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}
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