+++ /dev/null
-// Copyright (c) 2011 Google, Inc.
-//
-// Permission is hereby granted, free of charge, to any person obtaining a copy
-// of this software and associated documentation files (the "Software"), to deal
-// in the Software without restriction, including without limitation the rights
-// to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
-// copies of the Software, and to permit persons to whom the Software is
-// furnished to do so, subject to the following conditions:
-//
-// The above copyright notice and this permission notice shall be included in
-// all copies or substantial portions of the Software.
-//
-// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
-// IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
-// FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
-// AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
-// LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
-// OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
-// THE SOFTWARE.
-
-/**
- * @fileoverview Multiple Dygraphs palettes, grouped by global, series, etc..
- *
- * @author konigsberg@google.com (Robert Konigsberg)
- */
-
-function MultiPalette() {
- this.palettes = {};
- this.root = null;
- this.filterBar = null;
- // This is meant to be overridden by a palette host.
- this.activePalette = null;
- this.onchange = function() {};
-}
-
-MultiPalette.optionSetValues = {
- "global": "global",
- "x": "x axis",
- "y": "y axis",
- "y2": "y2 axis",
-};
-
-MultiPalette.prototype.create = function(parentElement) {
- var self = this;
-
- this.root = $("<div>").addClass("palette").appendTo(parentElement);
- var header = $("<div>").addClass("header").appendTo(this.root);
- // Selector for series and axes.
- var selectorRow = $("<div>").appendTo(header);
- this.optionSelector = $("<select>")
- .change(function(x) {
- self.activate(self.optionSelector.val());
- });
-
- selectorRow
- .append($("<span>").text("Option Set:"))
- .append(this.optionSelector)
- .append($("<span>")
- .append($("<a>")
- .addClass("link")
- .text("to hash")
- .css("float", "right")
- .css("padding-right", "8px")
- .click(function() { self.showHash(); })));
-
- var filter = function() {
- $.each(self.palettes, function(key, value) {
- value.filter(self.filterBar.val());
- });
- }
-
- this.filterBar = $("<input>", { type : "search" })
- .keyup(filter)
- .click(filter);
-
- header.append($("<div>")
- .append($("<span>").text("Filter:"))
- .append($("<span>").append(this.filterBar))
- .append($("<span>")
- .append($("<a>")
- .addClass("link")
- .text("Redraw")
- .css("float", "right")
- .css("padding-right", "8px")
- .click(function() { self.onchange(); }))));
-
- $.each(MultiPalette.optionSetValues, function(key, value) {
- self.createPalette_(key, key, value);
- });
-
- this.activate("global");
-}
-
-MultiPalette.prototype.createPalette_ = function(key, scope, value) {
- this.optionSelector
- .append($("<option></option>")
- .attr("value", key)
- .text(value));
- var palette = new Palette(scope);
- palette.create(this.root);
- palette.root.hide();
- var self = this;
- palette.onchange = function() {
- self.onchange();
- };
- this.palettes[key] = palette;
-}
-
-MultiPalette.prototype.setSeries = function(labels) {
- for (var idx = 1; idx < labels.length; idx++) {
- this.conditionallyAddSingleSeries_(labels[idx]);
- }
-}
-
-MultiPalette.prototype.conditionallyAddSingleSeries_ = function(series) {
- var key = "series:" + series;
- if (!this.palettes.hasOwnProperty(key)) {
- this.createPalette_(key, "series", series + " (series)");
- }
-}
-
-MultiPalette.prototype.activate = function(key) {
- if (this.activePalette) {
- this.activePalette.root.hide();
- }
- this.activePalette = this.palettes[key];
- this.activePalette.root.show();
-}
-
-MultiPalette.prototype.showHash = function() {
- var hash = this.read();
- var textarea = new TextArea();
-
- var hashToString = function(hash) {
- /*
- * JSON.stringify isn't built to be nice to functions. The following fixes
- * this.
- *
- * First, val.toString only does part of the work, turning it into
- * "function () {\n alert(\"p-click!\");\n}",
- *
- * {start,end}Marker make the surrounding quotes easy to find, and then
- * remove them. It also converts the instances of \n and \" so the
- * result looks like:
- * function () {
- * alert("p-click!");
- * }",
- */
- var startMarker = "<~%!<";
- var endMarker = ">!%~>";
- var replacer = function(key, val) {
- if (typeof val === 'function') {
- return startMarker + val.toString() + endMarker;
- }
- return val;
- }
- var text = JSON.stringify(hash, replacer, 2);
- while(true) {
- var start = text.indexOf(startMarker);
- var end = text.indexOf(endMarker);
- if (start == -1) {
- break;
- }
- var substring = text.substring(start + startMarker.length, end);
- while(substring.indexOf("\\n") >= 0) {
- substring = substring.replace("\\n", "\n");
- }
- while(substring.indexOf("\\\"") >= 0) {
- substring = substring.replace("\\\"", "\"");
- }
- text = text.substring(0, start - 1)
- + substring
- + text.substring(end + endMarker.length + 1);
- }
- return text;
- }
-
- var text = hashToString(hash);
- var self = this;
- textarea.show("options", text);
- textarea.okCallback = function(value) {
- if (value != text) {
- var newHash;
- eval("newHash = " + value + ";");
- self.write(newHash);
- self.onchange();
- }
- };
-}
-
-/**
- * Read from palette
- */
-MultiPalette.prototype.read = function() {
- var results = this.palettes.global.read();
- results.axes = {};
- results.series = {};
- var clearIfEmpty = function(hash, key) {
- var val = hash[key];
- if ($.isEmptyObject(val)) {
- delete hash[key];
- }
- }
- var clearEmptyChildren = function(hash) {
- for (var key in hash) {
- if (hash.hasOwnProperty(key)) {
- clearIfEmpty(hash, key);
- }
- }
- }
-
- results.axes.x = this.palettes.x.read();
- results.axes.y = this.palettes.y.read();
- results.axes.y2 = this.palettes.y2.read();
-
- clearEmptyChildren(results.axes);
- clearIfEmpty(results, "axes");
-
- for (var key in this.palettes) {
- if (key.indexOf("series:") == 0) {
- var series = key.substring("series:".length);
- results.series[series] = this.palettes[key].read();
- }
- }
-
- clearEmptyChildren(results.series);
- clearIfEmpty(results, "series");
-
- return results;
-}
-
-/**
- * Write to palette from hash.
- */
-MultiPalette.prototype.write = function(hash) {
- this.palettes.global.write(hash);
- if (hash.hasOwnProperty("axes")) {
- var axes = hash.axes;
- this.palettes.x.write(axes["x"]);
- this.palettes.y.write(axes["y"]);
- this.palettes.y2.write(axes["y2"]);
- }
-
- if (hash.hasOwnProperty("series")) {
- for (var key in hash.series) {
- if (hash.series.hasOwnProperty(key)) {
- this.conditionallyAddSingleSeries_(key);
- this.palettes["series:" + key].write(hash.series[key]);
- }
- }
- }
-}
projects / dygraphs.git / blobdiff