mirror of
https://github.com/node-red/node-red.git
synced 2023-10-10 13:36:53 +02:00
Touch: add long-touch menu
This commit is contained in:
Nick O'Leary
parent
863ceb065a
commit
e524393d87
@ -325,5 +325,6 @@
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<script src="red/ui/editor.js"></script>
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<script src="red/ui/library.js"></script>
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<script src="red/ui/notifications.js"></script>
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<script src="red/ui/touch/radialMenu.js"></script>
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</body>
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</html>
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@ -23,6 +23,9 @@ RED.history = function() {
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undo_history[i].dirty = true;
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}
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},
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depth: function() {
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return undo_history.length;
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},
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push: function(ev) {
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undo_history.push(ev);
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},
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186
public/red/ui/touch/radialMenu.js
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186
public/red/ui/touch/radialMenu.js
Normal file
@ -0,0 +1,186 @@
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/**
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* Copyright 2014 IBM Corp.
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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**/
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RED.touch = RED.touch||{};
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RED.touch.radialMenu = function() {
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var touchMenu = null;
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var isActive = false;
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var isOutside = false;
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var activeOption = null;
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function createRadial(obj,pos,options) {
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isActive = true;
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try {
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var w = $("body").width();
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var h = $("body").height();
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touchMenu = d3.select("body").append("div")
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.style({
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position:"absolute",
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top: 0,
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left:0,
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bottom:0,
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right:0,
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"z-index": 1000
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})
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.on('touchstart',function() {
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hide();
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d3.event.preventDefault();
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});
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var menu = touchMenu.append("div")
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.style({
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position: "absolute",
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top: (pos[1]-80)+"px",
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left:(pos[0]-80)+"px",
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"border-radius": "80px",
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width: "160px",
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height: "160px",
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background: "rgba(255,255,255,0.6)",
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border: "1px solid #666"
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});
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var menuOpts = [];
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function createMenuOpt(x,y,opt) {
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opt.el = menu.append("div")
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.style({
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position: "absolute",
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top: (y+80-25)+"px",
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left:(x+80-25)+"px",
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"border-radius": "20px",
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width: "50px",
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height: "50px",
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background: "#fff",
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border: "2px solid #666",
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"text-align": "center",
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"line-height":"50px"
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});
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if (opt.icon) {
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opt.el.append("i").attr("class","icon "+opt.icon)
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} else {
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opt.el.html(opt.name);
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}
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if (opt.disabled) {
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opt.el.style({"border-color":"#ccc",color:"#ccc"});
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}
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opt.x = x;
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opt.y = y;
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menuOpts.push(opt);
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opt.el.on('touchstart',function() {
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opt.el.style("background","#999");
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d3.event.preventDefault();
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d3.event.stopPropagation();
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});
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opt.el.on('touchend',function() {
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hide();
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opt.onselect();
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d3.event.preventDefault();
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d3.event.stopPropagation();
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});
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}
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var n = options.length;
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var dang = Math.max(Math.PI/(n-1),Math.PI/4);
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var ang = Math.PI;
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for (var i=0;i<n;i++) {
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var x = Math.floor(Math.cos(ang)*80);
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var y = Math.floor(Math.sin(ang)*80);
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if (options[i].name) {
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createMenuOpt(x,y,options[i]);
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}
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ang += dang;
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}
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function hide() {
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isActive = false;
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activeOption = null;
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touchMenu.remove();
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touchMenu = null;
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}
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obj.on('touchend.radial',function() {
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obj.on('touchend.radial',null);
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obj.on('touchmenu.radial',null);
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if (activeOption) {
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try {
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activeOption.onselect();
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} catch(err) {
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RED._debug(err);
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}
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hide();
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} else if (isOutside) {
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hide();
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}
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});
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obj.on('touchmove.radial',function() {
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try {
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var touch0 = d3.event.touches.item(0);
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var p = [touch0.pageX - pos[0],touch0.pageY-pos[1]];
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for (var i=0;i<menuOpts.length;i++) {
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var opt = menuOpts[i];
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if (!opt.disabled) {
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if (p[0]>opt.x-30 && p[0]<opt.x+30 && p[1]>opt.y-30 && p[1]<opt.y+30) {
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if (opt !== activeOption) {
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opt.el.style("background","#999");
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activeOption = opt;
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}
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} else if (opt === activeOption) {
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opt.el.style("background","#fff");
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activeOption = null;
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} else {
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opt.el.style("background","#fff");
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}
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}
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}
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if (!activeOption) {
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var d = Math.abs((p[0]*p[0])+(p[1]*p[1]));
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isOutside = (d > 80*80);
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}
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} catch(err) {
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RED._debug(err);
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}
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});
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} catch(err) {
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RED._debug(err);
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}
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}
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return {
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show: createRadial,
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active: function() {
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return isActive;
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}
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}
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}();
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@ -23,6 +23,13 @@ RED.view = function() {
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node_width = 100,
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node_height = 30;
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var touchLongPressTimeout = 1000,
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startTouchDistance = 0,
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startTouchCenter = [],
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moveTouchCenter = [],
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touchStartTime = 0;
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var activeWorkspace = 0;
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var workspaceScrollPositions = {};
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@ -39,13 +46,8 @@ RED.view = function() {
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dirty = false,
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lasso = null,
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showStatus = false,
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touchStartTime = 0,
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clickTime = 0,
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clickElapsed = 0,
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startTouchDistance = 0,
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startTouchCenter = [],
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moveTouchCenter = [],
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touches = 0;
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clickElapsed = 0;
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var clipboard = "";
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@ -74,6 +76,9 @@ RED.view = function() {
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.on("touchend", function() {
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clearTimeout(touchStartTime);
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touchStartTime = null;
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if (RED.touch.radialMenu.active()) {
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return;
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}
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if (lasso) {
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outer_background.attr("fill","#fff");
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}
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@ -100,35 +105,41 @@ RED.view = function() {
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]
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startTouchDistance = Math.sqrt((a*a)+(b*b));
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} else {
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var obj = d3.select(document.body);
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var touch0 = d3.event.touches.item(0);
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var pos = [touch0.pageX,touch0.pageY];
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startTouchCenter = [touch0.pageX,touch0.pageY];
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startTouchDistance = 0;
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var point = d3.touches(this)[0];
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touchStartTime = setTimeout(function() {
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lasso = vis.append('rect')
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.attr("ox",point[0])
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.attr("oy",point[1])
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.attr("rx",2)
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.attr("ry",2)
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.attr("x",point[0])
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.attr("y",point[1])
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.attr("width",0)
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.attr("height",0)
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.attr("class","lasso");
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touchStartTime = null;
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outer_background.attr("fill","#f3f3f3");
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},1000);
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canvasMouseDown();
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showTouchMenu(obj,pos);
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//lasso = vis.append('rect')
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// .attr("ox",point[0])
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// .attr("oy",point[1])
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// .attr("rx",2)
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// .attr("ry",2)
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// .attr("x",point[0])
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// .attr("y",point[1])
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// .attr("width",0)
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// .attr("height",0)
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// .attr("class","lasso");
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//outer_background.attr("fill","#e3e3f3");
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},touchLongPressTimeout);
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}
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})
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.on("touchmove", function(){
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if (RED.touch.radialMenu.active()) {
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d3.event.preventDefault();
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return;
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}
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if (d3.event.touches.length<2) {
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if (touchStartTime) {
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var touch0 = d3.event.touches.item(0);
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var dx = (touch0.pageX-startTouchCenter[0]);
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var dy = (touch0.pageY-startTouchCenter[1]);
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var d = Math.sqrt(dx*dx+dy*dy);
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if (d > 7) {
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var d = Math.abs(dx*dx+dy*dy);
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if (d > 64) {
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clearTimeout(touchStartTime);
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touchStartTime = null;
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}
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@ -311,22 +322,19 @@ RED.view = function() {
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$( "#node-dialog-delete-workspace" ).dialog('open');
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}
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//d3.select(window).on("keydown", keydown);
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function canvasMouseDown() {
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if (!mousedown_node && !mousedown_link) {
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selected_link = null;
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updateSelection();
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//vis.call(d3.behavior.zoom().on("zoom"), rescale);
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}
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if (mouse_mode == 0) {
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if (lasso) {
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lasso.remove();
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lasso = null;
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}
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var point = d3.touches(this)[0]||d3.mouse(this);
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if (d3.touches(this).length === 0) {
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if (!touchStartTime) {
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var point = d3.mouse(this);
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lasso = vis.append('rect')
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.attr("ox",point[0])
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.attr("oy",point[1])
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@ -823,6 +831,9 @@ RED.view = function() {
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}
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function nodeMouseDown(d) {
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//var touch0 = d3.event;
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//var pos = [touch0.pageX,touch0.pageY];
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//RED.touch.radialMenu.show(d3.select(this),pos);
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if (mouse_mode == RED.state.IMPORT_DRAGGING) {
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RED.keyboard.remove(/* ESCAPE */ 27);
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updateSelection();
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@ -899,6 +910,20 @@ RED.view = function() {
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d3.event.preventDefault();
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}
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function showTouchMenu(obj,pos) {
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var mdn = mousedown_node;
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var options = [];
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options.push({name:"delete",disabled:(moving_set.length==0),onselect:function() {deleteSelection();}});
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options.push({name:"cut",disabled:(moving_set.length==0),onselect:function() {copySelection();deleteSelection();}});
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options.push({name:"copy",disabled:(moving_set.length==0),onselect:function() {copySelection();}});
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options.push({name:"paste",disabled:(clipboard.length==0),onselect:function() {importNodes(clipboard,true);}});
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options.push({name:"edit",disabled:(moving_set.length != 1),onselect:function() { RED.editor.edit(mdn);}});
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options.push({name:"select",onselect:function() {selectAll();}});
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options.push({name:"undo",disabled:(RED.history.depth() == 0),onselect:function() {RED.history.pop();}});
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RED.touch.radialMenu.show(obj,pos,options);
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resetMouseVars();
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}
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function redraw() {
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vis.attr("transform","scale("+scaleFactor+")");
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outer.attr("width", space_width*scaleFactor).attr("height", space_height*scaleFactor);
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@ -967,8 +992,28 @@ RED.view = function() {
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.attr("rx", 6)
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.attr("ry", 6)
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.attr("fill",function(d) { return d._def.color;})
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.on("mouseup",nodeMouseUp)
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.on("mousedown",nodeMouseDown)
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.on("touchstart",nodeMouseDown)
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.on("touchstart",function(d) {
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var obj = d3.select(this);
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var touch0 = d3.event.touches.item(0);
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var pos = [touch0.pageX,touch0.pageY];
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startTouchCenter = [touch0.pageX,touch0.pageY];
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startTouchDistance = 0;
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touchStartTime = setTimeout(function() {
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showTouchMenu(obj,pos);
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},touchLongPressTimeout);
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nodeMouseDown.call(this,d)
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})
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.on("touchend", function(d) {
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clearTimeout(touchStartTime);
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touchStartTime = null;
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if (RED.touch.radialMenu.active()) {
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d3.event.stopPropagation();
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return;
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}
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nodeMouseUp.call(this,d);
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})
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.on("mouseover",function(d) {
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if (mouse_mode == 0) {
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var node = d3.select(this);
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@ -983,10 +1028,6 @@ RED.view = function() {
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//node.append("rect").attr("class", "node-gradient-top").attr("rx", 6).attr("ry", 6).attr("height",30).attr("stroke","none").attr("fill","url(#gradient-top)").style("pointer-events","none");
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//node.append("rect").attr("class", "node-gradient-bottom").attr("rx", 6).attr("ry", 6).attr("height",30).attr("stroke","none").attr("fill","url(#gradient-bottom)").style("pointer-events","none");
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mainRect.on("mouseup",nodeMouseUp);
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mainRect.on("touchend",nodeMouseUp);
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//mainRect.on("touchend",nodeMouseUp);
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if (d._def.icon) {
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var icon = node.append("image")
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.attr("xlink:href","icons/"+d._def.icon)
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@ -1281,7 +1322,7 @@ RED.view = function() {
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* - all 'selected'
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* - attached to mouse for placing - 'IMPORT_DRAGGING'
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*/
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function importNodes(newNodesStr) {
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function importNodes(newNodesStr,touchImport) {
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try {
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var result = RED.nodes.import(newNodesStr,true);
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if (result) {
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@ -1320,7 +1361,9 @@ RED.view = function() {
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node.dx -= minX;
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node.dy -= minY;
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}
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if (!touchImport) {
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mouse_mode = RED.state.IMPORT_DRAGGING;
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}
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RED.keyboard.add(/* ESCAPE */ 27,function(){
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RED.keyboard.remove(/* ESCAPE */ 27);
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@ -62,6 +62,10 @@ a.brand img {
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height: 16px;
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}
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.navbar-fixed-top {
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position: absolute !important;
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z-index: 100 !important;
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}
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.navbar-inner > .container-fluid {
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padding-right: 10px;
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}
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