// Copyright 2014 the V8 project authors. All rights reserved.
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
document.onload = (function(d3){
"use strict";
var jsonObj;
var sourceExpandClassList = document.getElementById(SOURCE_EXPAND_ID).classList;
var sourceCollapseClassList = document.getElementById(SOURCE_COLLAPSE_ID).classList;
var sourceExpanded = sourceCollapseClassList.contains(COLLAPSE_PANE_BUTTON_VISIBLE);
var disassemblyExpandClassList = document.getElementById(DISASSEMBLY_EXPAND_ID).classList;
var disassemblyCollapseClassList = document.getElementById(DISASSEMBLY_COLLAPSE_ID).classList;
var disassemblyExpanded = disassemblyCollapseClassList.contains(COLLAPSE_PANE_BUTTON_VISIBLE);
var svg = null;
var graph = null;
var schedule = null;
var empty = null;
var currentPhaseView = null;
var disassemblyView = null;
var sourceView = null;
var selectionBroker = null;
function updatePanes() {
if (sourceExpanded) {
if (disassemblyExpanded) {
d3.select("#" + SOURCE_PANE_ID).style(WIDTH, "30%");
d3.select("#" + INTERMEDIATE_PANE_ID).style(WIDTH, "40%");
d3.select("#" + GENERATED_PANE_ID).style(WIDTH, "30%");
} else {
d3.select("#" + SOURCE_PANE_ID).style(WIDTH, "50%");
d3.select("#" + INTERMEDIATE_PANE_ID).style(WIDTH, "50%");
d3.select("#" + GENERATED_PANE_ID).style(WIDTH, "0%");
}
} else {
if (disassemblyExpanded) {
d3.select("#" + SOURCE_PANE_ID).style(WIDTH, "0%");
d3.select("#" + INTERMEDIATE_PANE_ID).style(WIDTH, "50%");
d3.select("#" + GENERATED_PANE_ID).style(WIDTH, "50%");
} else {
d3.select("#" + SOURCE_PANE_ID).style(WIDTH, "0%");
d3.select("#" + INTERMEDIATE_PANE_ID).style(WIDTH, "100%");
d3.select("#" + GENERATED_PANE_ID).style(WIDTH, "0%");
}
}
}
function getLastExpandedState(type, default_state) {
var state = window.sessionStorage.getItem("expandedState-"+type);
if (state === null) return default_state;
return state === 'true';
}
function setLastExpandedState(type, state) {
window.sessionStorage.setItem("expandedState-"+type, state);
}
function toggleSourceExpanded() {
setSourceExpanded(!sourceExpanded);
}
function setSourceExpanded(newState) {
sourceExpanded = newState;
setLastExpandedState("source", newState);
updatePanes();
if (newState) {
sourceCollapseClassList.add(COLLAPSE_PANE_BUTTON_VISIBLE);
sourceCollapseClassList.remove(COLLAPSE_PANE_BUTTON_INVISIBLE);
sourceExpandClassList.add(COLLAPSE_PANE_BUTTON_INVISIBLE);
sourceExpandClassList.remove(COLLAPSE_PANE_BUTTON_VISIBLE);
} else {
sourceCollapseClassList.add(COLLAPSE_PANE_BUTTON_INVISIBLE);
sourceCollapseClassList.remove(COLLAPSE_PANE_BUTTON_VISIBLE);
sourceExpandClassList.add(COLLAPSE_PANE_BUTTON_VISIBLE);
sourceExpandClassList.remove(COLLAPSE_PANE_BUTTON_INVISIBLE);
}
}
function toggleDisassemblyExpanded() {
setDisassemblyExpanded(!disassemblyExpanded);
}
function setDisassemblyExpanded(newState) {
disassemblyExpanded = newState;
setLastExpandedState("disassembly", newState);
updatePanes();
if (newState) {
disassemblyCollapseClassList.add(COLLAPSE_PANE_BUTTON_VISIBLE);
disassemblyCollapseClassList.remove(COLLAPSE_PANE_BUTTON_INVISIBLE);
disassemblyExpandClassList.add(COLLAPSE_PANE_BUTTON_INVISIBLE);
disassemblyExpandClassList.remove(COLLAPSE_PANE_BUTTON_VISIBLE);
} else {
disassemblyCollapseClassList.add(COLLAPSE_PANE_BUTTON_INVISIBLE);
disassemblyCollapseClassList.remove(COLLAPSE_PANE_BUTTON_VISIBLE);
disassemblyExpandClassList.add(COLLAPSE_PANE_BUTTON_VISIBLE);
disassemblyExpandClassList.remove(COLLAPSE_PANE_BUTTON_INVISIBLE);
}
}
function hideCurrentPhase() {
var rememberedSelection = null;
if (currentPhaseView != null) {
rememberedSelection = currentPhaseView.detachSelection();
currentPhaseView.hide();
currentPhaseView = null;
}
return rememberedSelection;
}
function displayPhaseView(view, data) {
var rememberedSelection = hideCurrentPhase();
view.show(data, rememberedSelection);
d3.select("#middle").classed("scrollable", view.isScrollable());
currentPhaseView = view;
}
function displayPhase(phase) {
if (phase.type == 'graph') {
displayPhaseView(graph, phase.data);
} else if (phase.type == 'schedule') {
displayPhaseView(schedule, phase.data);
} else {
displayPhaseView(empty, null);
}
}
function fitPanesToParents() {
d3.select("#left").classed("scrollable", false)
d3.select("#right").classed("scrollable", false);
graph.fitGraphViewToWindow();
disassemblyView.resizeToParent();
sourceView.resizeToParent();
d3.select("#left").classed("scrollable", true);
d3.select("#right").classed("scrollable", true);
}
selectionBroker = new SelectionBroker();
function initializeHandlers(g) {
d3.select("#source-collapse").on("click", function(){
toggleSourceExpanded(true);
setTimeout(function(){
g.fitGraphViewToWindow();
}, 300);
});
d3.select("#disassembly-collapse").on("click", function(){
toggleDisassemblyExpanded();
setTimeout(function(){
g.fitGraphViewToWindow();
}, 300);
});
window.onresize = function(){
fitPanesToParents();
};
d3.select("#hidden-file-upload").on("change", function() {
if (window.File && window.FileReader && window.FileList) {
var uploadFile = this.files[0];
var filereader = new window.FileReader();
var consts = Node.consts;
filereader.onload = function(){
var txtRes = filereader.result;
// If the JSON isn't properly terminated, assume compiler crashed and
// add best-guess empty termination
if (txtRes[txtRes.length-2] == ',') {
txtRes += '{"name":"disassembly","type":"disassembly","data":""}]}';
}
try{
jsonObj = JSON.parse(txtRes);
hideCurrentPhase();
selectionBroker.setNodePositionMap(jsonObj.nodePositions);
sourceView.initializeCode(jsonObj.source, jsonObj.sourcePosition);
disassemblyView.initializeCode(jsonObj.source);
var selectMenu = document.getElementById('display-selector');
var disassemblyPhase = null;
selectMenu.innerHTML = '';
for (var i = 0; i < jsonObj.phases.length; ++i) {
var optionElement = document.createElement("option");
optionElement.text = jsonObj.phases[i].name;
if (optionElement.text == 'disassembly') {
disassemblyPhase = jsonObj.phases[i];
} else {
selectMenu.add(optionElement, null);
}
}
disassemblyView.initializePerfProfile(jsonObj.eventCounts);
disassemblyView.show(disassemblyPhase.data, null);
var initialPhaseIndex = +window.sessionStorage.getItem("lastSelectedPhase");
if (!(initialPhaseIndex in jsonObj.phases)) {
initialPhaseIndex = 0;
}
// We wish to show the remembered phase {lastSelectedPhase}, but
// this will crash if the first view we switch to is a
// ScheduleView. So we first switch to the first phase, which
// should never be a ScheduleView.
displayPhase(jsonObj.phases[0]);
displayPhase(jsonObj.phases[initialPhaseIndex]);
selectMenu.selectedIndex = initialPhaseIndex;
selectMenu.onchange = function(item) {
window.sessionStorage.setItem("lastSelectedPhase", selectMenu.selectedIndex);
displayPhase(jsonObj.phases[selectMenu.selectedIndex]);
}
fitPanesToParents();
d3.select("#search-input").attr("value", window.sessionStorage.getItem("lastSearch") || "");
}
catch(err) {
window.console.log("caught exception, clearing session storage just in case");
window.sessionStorage.clear(); // just in case
window.console.log("showing error");
window.alert("Invalid TurboFan JSON file\n" +
"error: " + err.message);
return;
}
};
filereader.readAsText(uploadFile);
} else {
alert("Can't load graph");
}
});
}
sourceView = new CodeView(SOURCE_PANE_ID, PR, "", 0, selectionBroker);
disassemblyView = new DisassemblyView(DISASSEMBLY_PANE_ID, selectionBroker);
graph = new GraphView(d3, GRAPH_PANE_ID, [], [], selectionBroker);
schedule = new ScheduleView(SCHEDULE_PANE_ID, selectionBroker);
empty = new EmptyView(EMPTY_PANE_ID, selectionBroker);
initializeHandlers(graph);
setSourceExpanded(getLastExpandedState("source", true));
setDisassemblyExpanded(getLastExpandedState("disassembly", false));
displayPhaseView(empty, null);
fitPanesToParents();
})(window.d3);