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Code Issues Packages Projects Releases Wiki Activity

Support way dragging. Fixes #45

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This commit is contained in:
Tom MacWright
2012-12-03 18:24:47 -05:00
parent ad2fa599a0
commit 60941f701b
1 changed files with 39 additions and 1 deletions
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js/id/renderer/map.js
+39 -1
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@@ -49,6 +49,38 @@ iD.Map = function() {
redraw();
}
}),
waydragbehavior = d3.behavior.drag()
.origin(function(entity) {
var p = projection(ll2a(entity.nodes[0]));
return { x: p[0], y: p[1] };
})
.on('drag', function(entity) {
d3.event.sourceEvent.stopPropagation();
if (!dragging) {
dragging = true;
only = iD.Util.trueObj([entity.id].concat(
_.pluck(map.history.graph().parents(entity.id), 'id')));
map.history.perform(iD.actions.noop());
}
entity.nodes.forEach(function(node) {
var start = projection(ll2a(node));
var end = projection.invert([start[0] + d3.event.dx, start[1] + d3.event.dy]);
node.lon = end[0];
node.lat = end[1];
map.history.replace(iD.actions.move(node, end));
});
redraw(only);
})
.on('dragend', function () {
if (dragging) {
dragging = false;
map.update();
redraw();
}
}),
nodeline = function(d) {
return 'M' + d.nodes.map(ll2a).map(projection).map(roundCoords).join('L');
},
@@ -394,11 +426,16 @@ iD.Map = function() {
function deselectClick() {
var hadSelection = !!selection;
selection = null;
if (hadSelection) {
if (selection.type === 'way') {
d3.select(d3.event.target)
.on('mousedown.drag', null)
.on('touchstart.drag', null);
}
redraw();
hideInspector();
}
selection = null;
}
function selectEntity(entity) {
@@ -413,6 +450,7 @@ iD.Map = function() {
var entity = d3.select(d3.event.target).data();
if (entity) entity = entity[0];
if (!entity || selection === entity.id || (entity.tags && entity.tags.elastic)) return;
if (entity.type === 'way') d3.select(d3.event.target).call(waydragbehavior);
selection = entity.id;
d3.select('.inspector-wrap')
.style('display', 'block')