glenux-contrib/metamaps--metamaps
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make Util modular

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This commit is contained in:
Devin Howard 2016-09-22 15:32:08 +08:00
parent 7f83f86460
commit d97b5c2977
1 changed files with 5 additions and 12 deletions
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17
frontend/src/Metamaps/Util.js
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@ -1,11 +1,4 @@
/* global Metamaps */
/*
* Metamaps.Util.js
*
* Dependencies:
* - Metamaps.Visualize
*/
import Visualize from './Visualize'
const Util = {
// helper function to determine how many lines are needed
@ -45,8 +38,8 @@ const Util = {
return Math.sqrt(Math.pow((p2.x - p1.x), 2) + Math.pow((p2.y - p1.y), 2))
},
coordsToPixels: function (coords) {
if (Metamaps.Visualize.mGraph) {
var canvas = Metamaps.Visualize.mGraph.canvas,
if (Visualize.mGraph) {
var canvas = Visualize.mGraph.canvas,
s = canvas.getSize(),
p = canvas.getPos(),
ox = canvas.translateOffsetX,
@ -67,8 +60,8 @@ const Util = {
},
pixelsToCoords: function (pixels) {
var coords
if (Metamaps.Visualize.mGraph) {
var canvas = Metamaps.Visualize.mGraph.canvas,
if (Visualize.mGraph) {
var canvas = Visualize.mGraph.canvas,
s = canvas.getSize(),
p = canvas.getPos(),
ox = canvas.translateOffsetX,