mirror of
https://github.com/classilla/tenfourfox.git
synced 2024-07-14 12:29:01 +00:00
238 lines
8.2 KiB
JavaScript
238 lines
8.2 KiB
JavaScript
/* This Source Code Form is subject to the terms of the Mozilla Public
|
|
* License, v. 2.0. If a copy of the MPL was not distributed with this file,
|
|
* You can obtain one at http://mozilla.org/MPL/2.0/. */
|
|
"use strict";
|
|
|
|
/**
|
|
* This file contains the "markers overview" graph, which is a minimap of all
|
|
* the timeline data. Regions inside it may be selected, determining which
|
|
* markers are visible in the "waterfall".
|
|
*/
|
|
|
|
const { Cc, Ci, Cu, Cr } = require("chrome");
|
|
const { Heritage } = require("resource://devtools/client/shared/widgets/ViewHelpers.jsm");
|
|
const { AbstractCanvasGraph } = require("devtools/client/shared/widgets/Graphs");
|
|
|
|
loader.lazyRequireGetter(this, "colorUtils",
|
|
"devtools/shared/css-color", true);
|
|
loader.lazyRequireGetter(this, "getColor",
|
|
"devtools/client/shared/theme", true);
|
|
loader.lazyRequireGetter(this, "L10N",
|
|
"devtools/client/performance/modules/global", true);
|
|
loader.lazyRequireGetter(this, "TickUtils",
|
|
"devtools/client/performance/modules/widgets/waterfall-ticks", true);
|
|
loader.lazyRequireGetter(this, "MarkerUtils",
|
|
"devtools/client/performance/modules/logic/marker-utils");
|
|
loader.lazyRequireGetter(this, "TIMELINE_BLUEPRINT",
|
|
"devtools/client/performance/modules/markers", true);
|
|
|
|
const OVERVIEW_HEADER_HEIGHT = 14; // px
|
|
const OVERVIEW_ROW_HEIGHT = 11; // px
|
|
|
|
const OVERVIEW_SELECTION_LINE_COLOR = "#666";
|
|
const OVERVIEW_CLIPHEAD_LINE_COLOR = "#555";
|
|
|
|
const OVERVIEW_HEADER_TICKS_MULTIPLE = 100; // ms
|
|
const OVERVIEW_HEADER_TICKS_SPACING_MIN = 75; // px
|
|
const OVERVIEW_HEADER_TEXT_FONT_SIZE = 9; // px
|
|
const OVERVIEW_HEADER_TEXT_FONT_FAMILY = "sans-serif";
|
|
const OVERVIEW_HEADER_TEXT_PADDING_LEFT = 6; // px
|
|
const OVERVIEW_HEADER_TEXT_PADDING_TOP = 1; // px
|
|
const OVERVIEW_MARKER_WIDTH_MIN = 4; // px
|
|
const OVERVIEW_GROUP_VERTICAL_PADDING = 5; // px
|
|
|
|
/**
|
|
* An overview for the markers data.
|
|
*
|
|
* @param nsIDOMNode parent
|
|
* The parent node holding the overview.
|
|
* @param Array<String> filter
|
|
* List of names of marker types that should not be shown.
|
|
*/
|
|
function MarkersOverview(parent, filter=[], ...args) {
|
|
AbstractCanvasGraph.apply(this, [parent, "markers-overview", ...args]);
|
|
this.setTheme();
|
|
this.setFilter(filter);
|
|
}
|
|
|
|
MarkersOverview.prototype = Heritage.extend(AbstractCanvasGraph.prototype, {
|
|
clipheadLineColor: OVERVIEW_CLIPHEAD_LINE_COLOR,
|
|
selectionLineColor: OVERVIEW_SELECTION_LINE_COLOR,
|
|
headerHeight: OVERVIEW_HEADER_HEIGHT,
|
|
rowHeight: OVERVIEW_ROW_HEIGHT,
|
|
groupPadding: OVERVIEW_GROUP_VERTICAL_PADDING,
|
|
|
|
/**
|
|
* Compute the height of the overview.
|
|
*/
|
|
get fixedHeight() {
|
|
return this.headerHeight + this.rowHeight * this._numberOfGroups;
|
|
},
|
|
|
|
/**
|
|
* List of marker types that should not be shown in the graph.
|
|
*/
|
|
setFilter: function (filter) {
|
|
this._paintBatches = new Map();
|
|
this._filter = filter;
|
|
this._groupMap = Object.create(null);
|
|
|
|
let observedGroups = new Set();
|
|
|
|
for (let type in TIMELINE_BLUEPRINT) {
|
|
if (filter.indexOf(type) !== -1) {
|
|
continue;
|
|
}
|
|
this._paintBatches.set(type, { definition: TIMELINE_BLUEPRINT[type], batch: [] });
|
|
observedGroups.add(TIMELINE_BLUEPRINT[type].group);
|
|
}
|
|
|
|
// Take our set of observed groups and order them and map
|
|
// the group numbers to fill in the holes via `_groupMap`.
|
|
// This normalizes our rows by removing rows that aren't used
|
|
// if filters are enabled.
|
|
let actualPosition = 0;
|
|
for (let groupNumber of Array.from(observedGroups).sort()) {
|
|
this._groupMap[groupNumber] = actualPosition++;
|
|
}
|
|
this._numberOfGroups = Object.keys(this._groupMap).length;
|
|
},
|
|
|
|
/**
|
|
* Disables selection and empties this graph.
|
|
*/
|
|
clearView: function() {
|
|
this.selectionEnabled = false;
|
|
this.dropSelection();
|
|
this.setData({ duration: 0, markers: [] });
|
|
},
|
|
|
|
/**
|
|
* Renders the graph's data source.
|
|
* @see AbstractCanvasGraph.prototype.buildGraphImage
|
|
*/
|
|
buildGraphImage: function() {
|
|
let { markers, duration } = this._data;
|
|
|
|
let { canvas, ctx } = this._getNamedCanvas("markers-overview-data");
|
|
let canvasWidth = this._width;
|
|
let canvasHeight = this._height;
|
|
|
|
// Group markers into separate paint batches. This is necessary to
|
|
// draw all markers sharing the same style at once.
|
|
for (let marker of markers) {
|
|
// Again skip over markers that we're filtering -- we don't want them
|
|
// to be labeled as "Unknown"
|
|
if (!MarkerUtils.isMarkerValid(marker, this._filter)) {
|
|
continue;
|
|
}
|
|
|
|
let markerType = this._paintBatches.get(marker.name) || this._paintBatches.get("UNKNOWN");
|
|
markerType.batch.push(marker);
|
|
}
|
|
|
|
// Calculate each row's height, and the time-based scaling.
|
|
|
|
let groupHeight = this.rowHeight * this._pixelRatio;
|
|
let groupPadding = this.groupPadding * this._pixelRatio;
|
|
let headerHeight = this.headerHeight * this._pixelRatio;
|
|
let dataScale = this.dataScaleX = canvasWidth / duration;
|
|
|
|
// Draw the header and overview background.
|
|
|
|
ctx.fillStyle = this.headerBackgroundColor;
|
|
ctx.fillRect(0, 0, canvasWidth, headerHeight);
|
|
|
|
ctx.fillStyle = this.backgroundColor;
|
|
ctx.fillRect(0, headerHeight, canvasWidth, canvasHeight);
|
|
|
|
// Draw the alternating odd/even group backgrounds.
|
|
|
|
ctx.fillStyle = this.alternatingBackgroundColor;
|
|
ctx.beginPath();
|
|
|
|
for (let i = 0; i < this._numberOfGroups; i += 2) {
|
|
let top = headerHeight + i * groupHeight;
|
|
ctx.rect(0, top, canvasWidth, groupHeight);
|
|
}
|
|
|
|
ctx.fill();
|
|
|
|
// Draw the timeline header ticks.
|
|
|
|
let fontSize = OVERVIEW_HEADER_TEXT_FONT_SIZE * this._pixelRatio;
|
|
let fontFamily = OVERVIEW_HEADER_TEXT_FONT_FAMILY;
|
|
let textPaddingLeft = OVERVIEW_HEADER_TEXT_PADDING_LEFT * this._pixelRatio;
|
|
let textPaddingTop = OVERVIEW_HEADER_TEXT_PADDING_TOP * this._pixelRatio;
|
|
|
|
let tickInterval = TickUtils.findOptimalTickInterval({
|
|
ticksMultiple: OVERVIEW_HEADER_TICKS_MULTIPLE,
|
|
ticksSpacingMin: OVERVIEW_HEADER_TICKS_SPACING_MIN,
|
|
dataScale: dataScale
|
|
});
|
|
|
|
ctx.textBaseline = "middle";
|
|
ctx.font = fontSize + "px " + fontFamily;
|
|
ctx.fillStyle = this.headerTextColor;
|
|
ctx.strokeStyle = this.headerTimelineStrokeColor;
|
|
ctx.beginPath();
|
|
|
|
for (let x = 0; x < canvasWidth; x += tickInterval) {
|
|
let lineLeft = x;
|
|
let textLeft = lineLeft + textPaddingLeft;
|
|
let time = Math.round(x / dataScale);
|
|
let label = L10N.getFormatStr("timeline.tick", time);
|
|
ctx.fillText(label, textLeft, headerHeight / 2 + textPaddingTop);
|
|
ctx.moveTo(lineLeft, 0);
|
|
ctx.lineTo(lineLeft, canvasHeight);
|
|
}
|
|
|
|
ctx.stroke();
|
|
|
|
// Draw the timeline markers.
|
|
|
|
for (let [, { definition, batch }] of this._paintBatches) {
|
|
let group = this._groupMap[definition.group];
|
|
let top = headerHeight + group * groupHeight + groupPadding / 2;
|
|
let height = groupHeight - groupPadding;
|
|
|
|
let color = getColor(definition.colorName, this.theme);
|
|
ctx.fillStyle = color;
|
|
ctx.beginPath();
|
|
|
|
for (let { start, end } of batch) {
|
|
let left = start * dataScale;
|
|
let width = Math.max((end - start) * dataScale, OVERVIEW_MARKER_WIDTH_MIN);
|
|
ctx.rect(left, top, width, height);
|
|
}
|
|
|
|
ctx.fill();
|
|
|
|
// Since all the markers in this batch (thus sharing the same style) have
|
|
// been drawn, empty it. The next time new markers will be available,
|
|
// they will be sorted and drawn again.
|
|
batch.length = 0;
|
|
}
|
|
|
|
return canvas;
|
|
},
|
|
|
|
/**
|
|
* Sets the theme via `theme` to either "light" or "dark",
|
|
* and updates the internal styling to match. Requires a redraw
|
|
* to see the effects.
|
|
*/
|
|
setTheme: function (theme) {
|
|
this.theme = theme = theme || "light";
|
|
this.backgroundColor = getColor("body-background", theme);
|
|
this.selectionBackgroundColor = colorUtils.setAlpha(getColor("selection-background", theme), 0.25);
|
|
this.selectionStripesColor = colorUtils.setAlpha("#fff", 0.1);
|
|
this.headerBackgroundColor = getColor("body-background", theme);
|
|
this.headerTextColor = getColor("body-color", theme);
|
|
this.headerTimelineStrokeColor = colorUtils.setAlpha(getColor("body-color-alt", theme), 0.25);
|
|
this.alternatingBackgroundColor = colorUtils.setAlpha(getColor("body-color", theme), 0.05);
|
|
}
|
|
});
|
|
|
|
exports.MarkersOverview = MarkersOverview;
|