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mirror of https://github.com/node-red/node-red.git synced 2023-10-10 13:36:53 +02:00

Add grid-alignment options

This commit is contained in:
Nick O'Leary 2016-01-07 14:39:01 +00:00
parent 2e9d445d36
commit 1850185d1e
3 changed files with 69 additions and 38 deletions

View File

@ -176,6 +176,11 @@ var RED = (function() {
{id:"menu-item-subflow-convert",label:RED._("menu.label.selectionToSubflow"),disabled:true,onselect:RED.subflow.convertToSubflow},
]},
null,
{id:"menu-item-layout",label:RED._("menu.label.layout.layout"), options: [
{id:"menu-item-layout-show-grid",label:RED._("menu.label.layout.showGrid"),toggle:true,onselect:RED.view.toggleShowGrid},
{id:"menu-item-layout-snap-grid",label:RED._("menu.label.layout.snapGrid"),toggle:true,onselect:RED.view.toggleSnapGrid}
]},
null,
{id:"menu-item-workspace",label:RED._("menu.label.flows"),options:[
{id:"menu-item-workspace-add",label:RED._("menu.label.add"),onselect:RED.workspaces.add},
{id:"menu-item-workspace-edit",label:RED._("menu.label.rename"),onselect:RED.workspaces.edit},

View File

@ -31,6 +31,8 @@ RED.view = (function() {
var workspaceScrollPositions = {};
var gridSize = 20;
var snapGrid = false;
var activeSubflow = null;
var activeNodes = [];
@ -196,38 +198,38 @@ RED.view = (function() {
.attr('height', space_height)
.attr('fill','#fff');
//var gridScale = d3.scale.linear().range([0,2000]).domain([0,2000]);
//var grid = vis.append('g');
//
//grid.selectAll("line.horizontal").data(gridScale.ticks(100)).enter()
// .append("line")
// .attr(
// {
// "class":"horizontal",
// "x1" : 0,
// "x2" : 2000,
// "y1" : function(d){ return gridScale(d);},
// "y2" : function(d){ return gridScale(d);},
// "fill" : "none",
// "shape-rendering" : "crispEdges",
// "stroke" : "#eee",
// "stroke-width" : "1px"
// });
//grid.selectAll("line.vertical").data(gridScale.ticks(100)).enter()
// .append("line")
// .attr(
// {
// "class":"vertical",
// "y1" : 0,
// "y2" : 2000,
// "x1" : function(d){ return gridScale(d);},
// "x2" : function(d){ return gridScale(d);},
// "fill" : "none",
// "shape-rendering" : "crispEdges",
// "stroke" : "#eee",
// "stroke-width" : "1px"
// });
var gridScale = d3.scale.linear().range([0,space_width]).domain([0,space_width]);
var grid = vis.append('g');
grid.selectAll("line.horizontal").data(gridScale.ticks(space_width/gridSize)).enter()
.append("line")
.attr(
{
"class":"horizontal",
"x1" : 0,
"x2" : space_width,
"y1" : function(d){ return gridScale(d);},
"y2" : function(d){ return gridScale(d);},
"fill" : "none",
"shape-rendering" : "crispEdges",
"stroke" : "#eee",
"stroke-width" : "1px"
});
grid.selectAll("line.vertical").data(gridScale.ticks(space_width/gridSize)).enter()
.append("line")
.attr(
{
"class":"vertical",
"y1" : 0,
"y2" : space_width,
"x1" : function(d){ return gridScale(d);},
"x2" : function(d){ return gridScale(d);},
"fill" : "none",
"shape-rendering" : "crispEdges",
"stroke" : "#eee",
"stroke-width" : "1px"
});
grid.style("visibility","hidden");
var drag_line = vis.append("svg:path").attr("class", "drag_line");
@ -322,6 +324,11 @@ RED.view = (function() {
mousePos[1] /= scaleFactor;
mousePos[0] /= scaleFactor;
if (snapGrid) {
mousePos[0] = gridSize*(Math.ceil(mousePos[0]/gridSize));
mousePos[1] = gridSize*(Math.ceil(mousePos[1]/gridSize));
}
var nn = { id:(1+Math.random()*4294967295).toString(16),x: mousePos[0],y:mousePos[1],w:node_width,z:RED.workspaces.active()};
nn.type = selected_tool;
@ -532,11 +539,11 @@ RED.view = (function() {
node.n.y -= minY;
}
}
if (d3.event.shiftKey && moving_set.length > 0) {
var gridOffset = [0,0];
if (snapGrid && moving_set.length > 0) {
var gridOffset = [0,0];
node = moving_set[0];
gridOffset[0] = node.n.x-(20*Math.floor((node.n.x-node.n.w/2)/20)+node.n.w/2);
gridOffset[1] = node.n.y-(20*Math.floor(node.n.y/20));
gridOffset[0] = node.n.x-(gridSize*Math.floor((node.n.x-node.n.w/2)/gridSize)+node.n.w/2);
gridOffset[1] = node.n.y-(gridSize*Math.floor(node.n.y/gridSize));
if (gridOffset[0] !== 0 || gridOffset[1] !== 0) {
for (i = 0; i<moving_set.length; i++) {
node = moving_set[i];
@ -1203,9 +1210,10 @@ RED.view = (function() {
nodeEnter.each(function(d,i) {
var node = d3.select(this);
node.attr("id",d.id);
d.resize = true;
var l = d._def.label;
l = (typeof l === "function" ? l.call(d) : l)||"";
d.w = Math.max(node_width,calculateTextWidth(l, "node_label", 50)+(d._def.inputs>0?7:0) );
d.w = Math.max(node_width,gridSize*(Math.ceil((calculateTextWidth(l, "node_label", 50)+(d._def.inputs>0?7:0))/gridSize)) );
d.h = Math.max(node_height,(d.outputs||0) * 15);
if (d._def.badge) {
@ -1388,8 +1396,10 @@ RED.view = (function() {
if (d.resize) {
var l = d._def.label;
l = (typeof l === "function" ? l.call(d) : l)||"";
d.w = Math.max(node_width,calculateTextWidth(l, "node_label", 50)+(d._def.inputs>0?7:0) );
var ow = d.w;
d.w = Math.max(node_width,gridSize*(Math.ceil((calculateTextWidth(l, "node_label", 50)+(d._def.inputs>0?7:0))/gridSize)) );
d.h = Math.max(node_height,(d.outputs||0) * 15);
d.x += (d.w-ow)/2;
d.resize = false;
}
var thisNode = d3.select(this);
@ -1844,6 +1854,17 @@ RED.view = (function() {
selection.link = selected_link;
}
return selection;
},
toggleShowGrid: function(state) {
if (state) {
grid.style("visibility","visible");
} else {
grid.style("visibility","hidden");
}
},
toggleSnapGrid: function(state) {
snapGrid = state;
redraw();
}
};
})();

View File

@ -36,7 +36,12 @@
"delete": "Delete",
"keyboardShortcuts": "Keyboard Shortcuts",
"login": "Login",
"logout": "Logout"
"logout": "Logout",
"layout": {
"layout": "Layout",
"showGrid": "Show grid",
"snapGrid": "Snap to grid"
}
}
},
"user": {