Current Dev State

static/js/ketcher2/node_modules/svgicons2svgfont/src/svgshapes2svgpath.js

@@ -0,0 +1,119 @@
+'use strict';
+
+// http://www.whizkidtech.redprince.net/bezier/circle/
+var KAPPA = ((Math.sqrt(2) - 1) / 3) * 4;
+
+var svgShapesToPath = {
+  rectToPath: svgShapesToPathRectToPath,
+  polylineToPath: svgShapesToPathPolylineToPath,
+  lineToPath: svgShapesToPathLineToPath,
+  circleToPath: svgShapesToPathCircleToPath,
+  polygonToPath: svgShapesToPathPolygonToPath,
+};
+
+module.exports = svgShapesToPath;
+
+// Shapes helpers (should also move elsewhere)
+function svgShapesToPathRectToPath(attributes) {
+  var x = 'undefined' !== typeof attributes.x ?
+    parseFloat(attributes.x, 10) :
+    0;
+  var y = 'undefined' !== typeof attributes.y ?
+    parseFloat(attributes.y, 10) :
+    0;
+  var width = 'undefined' !== typeof attributes.width ?
+    parseFloat(attributes.width, 10) :
+    0;
+  var height = 'undefined' !== typeof attributes.height ?
+    parseFloat(attributes.height, 10) :
+    0;
+  var rx = 'undefined' !== typeof attributes.rx ?
+    parseFloat(attributes.rx, 10) :
+    0;
+  var ry = 'undefined' !== typeof attributes.ry ?
+    parseFloat(attributes.ry, 10) :
+    0;
+
+  return '' +
+    // start at the left corner
+    'M' + (x + rx) + ' ' + y +
+    // top line
+    'h' + (width - (rx * 2)) +
+    // upper right corner
+    (rx || ry ?
+      'a ' + rx + ' ' + ry + ' 0 0 1 ' + rx + ' ' + ry :
+      ''
+    ) +
+    // Draw right side
+    'v' + (height - (ry * 2)) +
+    // Draw bottom right corner
+    (rx || ry ?
+      'a ' + rx + ' ' + ry + ' 0 0 1 ' + (rx * -1) + ' ' + ry :
+      ''
+    ) +
+    // Down the down side
+    'h' + ((width - (rx * 2)) * -1) +
+    // Draw bottom right corner
+    (rx || ry ?
+      'a ' + rx + ' ' + ry + ' 0 0 1 ' + (rx * -1) + ' ' + (ry * -1) :
+      ''
+    ) +
+    // Down the left side
+    'v' + ((height - (ry * 2)) * -1) +
+    // Draw bottom right corner
+    (rx || ry ?
+      'a ' + rx + ' ' + ry + ' 0 0 1 ' + rx + ' ' + (ry * -1) :
+      ''
+    ) +
+    // Close path
+    'z';
+}
+
+function svgShapesToPathPolylineToPath(attributes) {
+  return 'M' + attributes.points;
+}
+
+function svgShapesToPathLineToPath(attributes) {
+  // Move to the line start
+  return '' +
+  'M' + (parseFloat(attributes.x1, 10) || 0).toString(10) +
+  ' ' + (parseFloat(attributes.y1, 10) || 0).toString(10) +
+  ' ' + ((parseFloat(attributes.x1, 10) || 0) + 1).toString(10) +
+  ' ' + ((parseFloat(attributes.y1, 10) || 0) + 1).toString(10) +
+  ' ' + ((parseFloat(attributes.x2, 10) || 0) + 1).toString(10) +
+  ' ' + ((parseFloat(attributes.y2, 10) || 0) + 1).toString(10) +
+  ' ' + (parseFloat(attributes.x2, 10) || 0).toString(10) +
+  ' ' + (parseFloat(attributes.y2, 10) || 0).toString(10) +
+  'Z';
+}
+
+function svgShapesToPathCircleToPath(attributes) {
+  var cx = parseFloat(attributes.cx, 10);
+  var cy = parseFloat(attributes.cy, 10);
+  var rx = 'undefined' !== typeof attributes.rx ?
+    parseFloat(attributes.rx, 10) :
+    parseFloat(attributes.r, 10);
+  var ry = 'undefined' !== typeof attributes.ry ?
+    parseFloat(attributes.ry, 10) :
+    parseFloat(attributes.r, 10);
+
+  return '' +
+    'M' + (cx - rx) + ',' + cy +
+    'C' + (cx - rx) + ',' + (cy + (ry * KAPPA)) +
+    ' ' + (cx - (rx * KAPPA)) + ',' + (cy + ry) +
+    ' ' + cx + ',' + (cy + ry) +
+    'C' + (cx + (rx * KAPPA)) + ',' + (cy + ry) +
+    ' ' + (cx + rx) + ',' + (cy + (ry * KAPPA)) +
+    ' ' + (cx + rx) + ',' + cy +
+    'C' + (cx + rx) + ',' + (cy - (ry * KAPPA)) +
+    ' ' + (cx + (rx * KAPPA)) + ',' + (cy - ry) +
+    ' ' + cx + ',' + (cy - ry) +
+    'C' + (cx - (rx * KAPPA)) + ',' + (cy - ry) +
+    ' ' + (cx - rx) + ',' + (cy - (ry * KAPPA)) +
+    ' ' + (cx - rx) + ',' + cy +
+    'Z';
+}
+
+function svgShapesToPathPolygonToPath(attributes) {
+  return 'M' + attributes.points + 'Z';
+}