mirror of
https://github.com/Jermolene/TiddlyWiki5
synced 2024-12-11 02:30:28 +00:00
86 lines
2.6 KiB
JavaScript
86 lines
2.6 KiB
JavaScript
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/*\
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title: $:/plugins/tiddlywiki/stacked-view/stacked.js
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type: application/javascript
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module-type: storyview
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Keeps tiddlers in a stack
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\*/
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(function(){
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/*jslint node: true, browser: true */
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/*global $tw: false */
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"use strict";
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var easing = "cubic-bezier(0.645, 0.045, 0.355, 1)"; // From http://easings.net/#easeInOutCubic
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var StackedListView = function(listWidget) {
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var self = this;
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this.listWidget = listWidget;
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this.fanHeightConfigTitle = listWidget.getVariable("tv-stacked-storyview-fan-height-config-title");
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this.placeTiddlers();
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};
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StackedListView.prototype.placeTiddlers = function() {
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// Initialise the stack of tiddler titles
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this.listStack = [];
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var numItems = this.listWidget.children.length,
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t, itemWidget,
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duration = $tw.utils.getAnimationDuration();
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for(t=numItems-1; t>=0; t--) {
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itemWidget = this.listWidget.children[t];
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this.listStack.push(itemWidget.parseTreeNode.itemTitle);
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}
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// Ensure the tiddler at the top of the history stack is at the top of the array
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var history = this.listWidget.wiki.getTiddlerData(this.listWidget.historyTitle,[]);
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for(t=0; t<history.length; t++) {
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var title = history[t].title;
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if(this.listStack.indexOf(title) !== -1) {
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$tw.utils.pushTop(this.listStack,title);
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}
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}
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// Get the configured fan height
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var fanHeight = parseInt(this.listWidget.wiki.getTiddlerText(this.fanHeightConfigTitle),10);
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// Position each tiddler
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for(var t=numItems-1; t>=0; t--) {
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// Get the DOM node for this tiddler
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itemWidget = this.listWidget.children[t];
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var domNode = itemWidget.findFirstDomNode();
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if(domNode instanceof Element) {
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// Find the position of the tiddler in the stack
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var pos = this.listStack.indexOf(itemWidget.parseTreeNode.itemTitle);
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if(pos !== -1) {
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// Style the tiddler to position it
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var posFactor = pos/(numItems-1);
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$tw.utils.setStyle(domNode,[
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{position: "absolute"},
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{transformOrigin: "50% 0"},
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{transition: $tw.utils.roundTripPropertyName("transform") + " " + duration * (0.5 + posFactor) + "ms " + easing},
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{transform: "translateX(0px) translateY(" + (fanHeight * posFactor * posFactor) + "px) scale(" + (0.1 + posFactor * 0.9) + ")"},
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{zIndex: pos + ""}
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]);
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}
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}
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}
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};
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StackedListView.prototype.refreshStart = function(changedTiddlers,changedAttributes) {
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};
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StackedListView.prototype.refreshEnd = function(changedTiddlers,changedAttributes) {
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this.placeTiddlers();
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};
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StackedListView.prototype.navigateTo = function(historyInfo) {
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};
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StackedListView.prototype.insert = function(widget) {
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};
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StackedListView.prototype.remove = function(widget) {
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widget.removeChildDomNodes();
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};
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exports.stacked = StackedListView;
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})();
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