bigbluebutton-Github/bigbluebutton-html5/imports/ui/components/layout/layout-manager.jsx

694 lines
18 KiB
JavaScript

import React, { Component, Fragment } from 'react';
import Storage from '/imports/ui/services/storage/session';
import { Session } from 'meteor/session';
import { withLayoutConsumer } from '/imports/ui/components/layout/context';
import { isVideoBroadcasting } from '/imports/ui/components/screenshare/service';
import _ from 'lodash';
const windowWidth = () => window.innerWidth;
const windowHeight = () => window.innerHeight;
const min = (value1, value2) => (value1 <= value2 ? value1 : value2);
const max = (value1, value2) => (value1 >= value2 ? value1 : value2);
// values based on sass file
const USERLIST_MIN_WIDTH = 150;
const USERLIST_MAX_WIDTH = 240;
const CHAT_MIN_WIDTH = 150;
const CHAT_MAX_WIDTH = 335;
const POLL_MIN_WIDTH = 320;
const POLL_MAX_WIDTH = 400;
const NOTE_MIN_WIDTH = 340;
const NOTE_MAX_WIDTH = 800;
const NAVBAR_HEIGHT = 85;
const ACTIONSBAR_HEIGHT = 42;
const WEBCAMSAREA_MIN_PERCENT = 0.2;
const WEBCAMSAREA_MAX_PERCENT = 0.8;
// const PRESENTATIONAREA_MIN_PERCENT = 0.2;
const PRESENTATIONAREA_MIN_WIDTH = 385; // Value based on presentation toolbar
// const PRESENTATIONAREA_MAX_PERCENT = 0.8;
const storageLayoutData = () => Storage.getItem('layoutData');
class LayoutManager extends Component {
static calculatesPresentationSize(
mediaAreaWidth, mediaAreaHeight, presentationSlideWidth, presentationSlideHeight,
) {
let presentationWidth;
let presentationHeight;
if (presentationSlideWidth > presentationSlideHeight
|| presentationSlideWidth === presentationSlideHeight) {
presentationWidth = mediaAreaWidth;
presentationHeight = (mediaAreaWidth * presentationSlideHeight)
/ presentationSlideWidth;
// if overflow
if (presentationHeight > mediaAreaHeight) {
presentationWidth = (mediaAreaHeight * presentationWidth) / presentationHeight;
presentationHeight = mediaAreaHeight;
}
}
if (presentationSlideHeight > presentationSlideWidth) {
presentationWidth = (mediaAreaHeight * presentationSlideWidth)
/ presentationSlideHeight;
presentationHeight = mediaAreaHeight;
// if overflow
if (presentationWidth > mediaAreaWidth) {
presentationHeight = (mediaAreaWidth * presentationWidth) / presentationHeight;
presentationWidth = mediaAreaWidth;
}
}
return {
presentationWidth,
presentationHeight,
};
}
constructor(props) {
super(props);
this.setLayoutSizes = this.setLayoutSizes.bind(this);
this.calculatesLayout = this.calculatesLayout.bind(this);
}
componentDidMount() {
this._isMounted = true;
this.setLayoutSizes();
window.addEventListener('resize', _.throttle(() => this.setLayoutSizes(), 200));
window.addEventListener('panelChanged', () => {
this.setLayoutSizes(true);
});
window.addEventListener('autoArrangeChanged', () => {
setTimeout(() => this.setLayoutSizes(false, true), 200);
});
window.addEventListener('slideChanged', () => {
setTimeout(() => this.setLayoutSizes(), 200);
});
window.addEventListener('togglePresentationHide', () => {
setTimeout(() => this.setLayoutSizes(), 200);
});
window.addEventListener('webcamAreaResize', () => {
this.setLayoutSizes();
});
window.addEventListener('webcamPlacementChange', () => {
this.setLayoutSizes(false, false, true);
});
}
componentDidUpdate(prevProps) {
const { layoutContextState } = this.props;
const { layoutContextState: prevLayoutContextState } = prevProps;
const {
numUsersVideo,
} = layoutContextState;
const {
numUsersVideo: prevNumUsersVideo,
} = prevLayoutContextState;
if (numUsersVideo !== prevNumUsersVideo) {
setTimeout(() => this.setLayoutSizes(), 500);
}
}
componentWillUnmount() {
this._isMounted = false;
}
setLayoutSizes(panelChanged = false, autoarrangeChanged = false, placementChanged = false) {
const { layoutContextDispatch, layoutContextState } = this.props;
const { autoArrangeLayout } = layoutContextState;
if ((autoarrangeChanged && !autoArrangeLayout && !placementChanged) || !this._isMounted) return;
const layoutSizes = this.calculatesLayout(panelChanged);
layoutContextDispatch(
{
type: 'setWindowSize',
value: {
width: windowWidth(),
height: windowHeight(),
},
},
);
layoutContextDispatch(
{
type: 'setMediaBounds',
value: {
width: layoutSizes.mediaBounds.width,
height: layoutSizes.mediaBounds.height,
top: layoutSizes.mediaBounds.top,
left: layoutSizes.mediaBounds.left,
},
},
);
layoutContextDispatch(
{
type: 'setUserListSize',
value: {
width: layoutSizes.userListSize.width,
},
},
);
layoutContextDispatch(
{
type: 'setChatSize',
value: {
width: layoutSizes.chatSize.width,
},
},
);
layoutContextDispatch(
{
type: 'setPollSize',
value: {
width: layoutSizes.pollSize.width,
},
},
);
layoutContextDispatch(
{
type: 'setNoteSize',
value: {
width: layoutSizes.noteSize.width,
},
},
);
layoutContextDispatch(
{
type: 'setBreakoutRoomSize',
value: {
width: layoutSizes.breakoutRoomSize.width,
},
},
);
layoutContextDispatch(
{
type: 'setWebcamsAreaSize',
value: {
width: layoutSizes.webcamsAreaSize.width,
height: layoutSizes.webcamsAreaSize.height,
},
},
);
layoutContextDispatch(
{
type: 'setPresentationAreaSize',
value: {
width: layoutSizes.presentationAreaSize.width,
height: layoutSizes.presentationAreaSize.height,
},
},
);
const newLayoutData = {
windowSize: {
width: windowWidth(),
height: windowHeight(),
},
mediaBounds: {
width: layoutSizes.mediaBounds.width,
height: layoutSizes.mediaBounds.height,
top: layoutSizes.mediaBounds.top,
left: layoutSizes.mediaBounds.left,
},
userListSize: {
width: layoutSizes.userListSize.width,
},
chatSize: {
width: layoutSizes.chatSize.width,
},
pollSize: {
width: layoutSizes.pollSize.width,
},
noteSize: {
width: layoutSizes.noteSize.width,
},
breakoutRoomSize: {
width: layoutSizes.breakoutRoomSize.width,
},
webcamsAreaSize: {
width: layoutSizes.webcamsAreaSize.width,
height: layoutSizes.webcamsAreaSize.height,
},
presentationAreaSize: {
width: layoutSizes.presentationAreaSize.width,
height: layoutSizes.presentationAreaSize.height,
},
};
Storage.setItem('layoutData', newLayoutData);
window.dispatchEvent(new Event('layoutSizesSets'));
}
defineWebcamPlacement(mediaAreaWidth, mediaAreaHeight, presentationWidth, presentationHeight) {
const { layoutContextDispatch, layoutContextState } = this.props;
const { autoArrangeLayout } = layoutContextState;
const isScreenShare = isVideoBroadcasting();
if (!autoArrangeLayout || !this._isMounted) return;
if (isScreenShare) {
layoutContextDispatch(
{
type: 'setWebcamsPlacement',
value: 'top',
},
);
Storage.setItem('webcamsPlacement', 'top');
return;
}
if ((mediaAreaWidth - presentationWidth) > (mediaAreaHeight - presentationHeight)) {
layoutContextDispatch(
{
type: 'setWebcamsPlacement',
value: 'left',
},
);
Storage.setItem('webcamsPlacement', 'left');
} else {
layoutContextDispatch(
{
type: 'setWebcamsPlacement',
value: 'top',
},
);
Storage.setItem('webcamsPlacement', 'top');
}
}
calculatesPanelsSize(panelChanged) {
const { layoutContextState } = this.props;
const {
userListSize: userListSizeContext,
chatSize: chatSizeContext,
pollSize: pollSizeContext,
noteSize: noteSizeContext,
breakoutRoomSize: breakoutRoomSizeContext,
} = layoutContextState;
const openPanel = Session.get('openPanel');
const storageLData = storageLayoutData();
let storageUserListWidth;
let storageChatWidth;
let storagePollWidth;
let storageNoteWidth;
let storageBreakoutRoomWidth;
if (storageLData) {
storageUserListWidth = storageLData.userListSize.width;
storageChatWidth = storageLData.chatSize.width;
storagePollWidth = storageLData.pollSize.width;
storageNoteWidth = storageLData.noteSize.width;
storageBreakoutRoomWidth = storageLData.breakoutRoomSize.width;
}
let newUserListSize;
let newChatSize;
let newPollSize;
let newNoteSize;
let newBreakoutRoomSize;
if (panelChanged && userListSizeContext.width !== 0) {
newUserListSize = userListSizeContext;
} else if (!storageUserListWidth) {
newUserListSize = {
width: min(max((windowWidth() * 0.1), USERLIST_MIN_WIDTH), USERLIST_MAX_WIDTH),
};
} else {
newUserListSize = {
width: storageUserListWidth,
};
}
if (panelChanged && chatSizeContext.width !== 0) {
newChatSize = chatSizeContext;
} else if (!storageChatWidth) {
newChatSize = {
width: min(max((windowWidth() * 0.2), CHAT_MIN_WIDTH), CHAT_MAX_WIDTH),
};
} else {
newChatSize = {
width: storageChatWidth,
};
}
if (panelChanged && pollSizeContext.width !== 0) {
newPollSize = pollSizeContext;
} else if (!storagePollWidth) {
newPollSize = {
width: min(max((windowWidth() * 0.2), POLL_MIN_WIDTH), POLL_MAX_WIDTH),
};
} else {
newPollSize = {
width: storagePollWidth,
};
}
if (panelChanged && noteSizeContext.width !== 0) {
newNoteSize = noteSizeContext;
} else if (!storageNoteWidth) {
newNoteSize = {
width: min(max((windowWidth() * 0.2), NOTE_MIN_WIDTH), NOTE_MAX_WIDTH),
};
} else {
newNoteSize = {
width: storageNoteWidth,
};
}
if (panelChanged && breakoutRoomSizeContext.width !== 0) {
newBreakoutRoomSize = breakoutRoomSizeContext;
} else if (!storageBreakoutRoomWidth) {
newBreakoutRoomSize = {
width: min(max((windowWidth() * 0.2), CHAT_MIN_WIDTH), CHAT_MAX_WIDTH),
};
} else {
newBreakoutRoomSize = {
width: storageBreakoutRoomWidth,
};
}
switch (openPanel) {
case 'userlist': {
newChatSize = {
width: 0,
};
newBreakoutRoomSize = {
width: 0,
};
newPollSize = {
width: 0,
};
newNoteSize = {
width: 0,
};
break;
}
case 'poll': {
newChatSize = {
width: 0,
};
newNoteSize = {
width: 0,
};
newBreakoutRoomSize = {
width: 0,
};
break;
}
case 'note': {
newChatSize = {
width: 0,
};
newPollSize = {
width: 0,
};
newBreakoutRoomSize = {
width: 0,
};
break;
}
case 'chat': {
newBreakoutRoomSize = {
width: 0,
};
newPollSize = {
width: 0,
};
newNoteSize = {
width: 0,
};
break;
}
case 'breakoutroom': {
newChatSize = {
width: 0,
};
newPollSize = {
width: 0,
};
newNoteSize = {
width: 0,
};
break;
}
case '': {
newUserListSize = {
width: 0,
};
newChatSize = {
width: 0,
};
newBreakoutRoomSize = {
width: 0,
};
newPollSize = {
width: 0,
};
newNoteSize = {
width: 0,
};
break;
}
default: {
throw new Error('Unexpected openPanel value');
}
}
return {
newUserListSize,
newChatSize,
newPollSize,
newNoteSize,
newBreakoutRoomSize,
};
}
calculatesWebcamsAreaSize(
mediaAreaWidth, mediaAreaHeight, presentationWidth, presentationHeight,
) {
const {
layoutContextState,
} = this.props;
const { webcamsPlacement, numUsersVideo } = layoutContextState;
const autoArrangeLayout = Storage.getItem('autoArrangeLayout');
const webcamsAreaUserSetsHeight = Storage.getItem('webcamsAreaUserSetsHeight');
const webcamsAreaUserSetsWidth = Storage.getItem('webcamsAreaUserSetsWidth');
let webcamsAreaWidth;
let webcamsAreaHeight;
if (numUsersVideo < 1) {
return {
webcamsAreaWidth: 0,
webcamsAreaHeight: 0,
};
}
if (autoArrangeLayout) {
if (webcamsPlacement === 'left' || webcamsPlacement === 'right') {
webcamsAreaWidth = (mediaAreaWidth - presentationWidth)
< (mediaAreaWidth * WEBCAMSAREA_MIN_PERCENT)
? mediaAreaWidth * WEBCAMSAREA_MIN_PERCENT
: mediaAreaWidth - presentationWidth;
webcamsAreaHeight = mediaAreaHeight;
} else {
webcamsAreaWidth = mediaAreaWidth;
webcamsAreaHeight = (mediaAreaHeight - presentationHeight)
< (mediaAreaHeight * WEBCAMSAREA_MIN_PERCENT)
? mediaAreaHeight * WEBCAMSAREA_MIN_PERCENT
: mediaAreaHeight - presentationHeight;
}
} else if (webcamsPlacement === 'left' || webcamsPlacement === 'right') {
webcamsAreaWidth = min(
max(
webcamsAreaUserSetsWidth
|| mediaAreaWidth * WEBCAMSAREA_MIN_PERCENT,
mediaAreaWidth * WEBCAMSAREA_MIN_PERCENT,
),
mediaAreaWidth * WEBCAMSAREA_MAX_PERCENT,
);
webcamsAreaHeight = mediaAreaHeight;
} else {
webcamsAreaWidth = mediaAreaWidth;
webcamsAreaHeight = min(
max(
webcamsAreaUserSetsHeight
|| mediaAreaHeight * WEBCAMSAREA_MIN_PERCENT,
mediaAreaHeight * WEBCAMSAREA_MIN_PERCENT,
),
mediaAreaHeight * WEBCAMSAREA_MAX_PERCENT,
);
}
if ((webcamsPlacement === 'left' || webcamsPlacement === 'right') && (mediaAreaWidth - webcamsAreaWidth) < PRESENTATIONAREA_MIN_WIDTH) {
webcamsAreaWidth = mediaAreaWidth - PRESENTATIONAREA_MIN_WIDTH;
}
return {
webcamsAreaWidth,
webcamsAreaHeight,
};
}
calculatesPresentationAreaSize(
mediaAreaWidth, mediaAreaHeight, webcamAreaWidth, webcamAreaHeight,
) {
const {
layoutContextState,
} = this.props;
const {
webcamsPlacement,
numUsersVideo,
} = layoutContextState;
if (numUsersVideo < 1) {
return {
presentationAreaWidth: mediaAreaWidth,
presentationAreaHeight: mediaAreaHeight - 20,
};
}
let presentationAreaWidth;
let presentationAreaHeight;
if (webcamsPlacement === 'left' || webcamsPlacement === 'right') {
presentationAreaWidth = mediaAreaWidth - webcamAreaWidth - 20;
presentationAreaHeight = mediaAreaHeight - 20;
} else {
presentationAreaWidth = mediaAreaWidth;
presentationAreaHeight = mediaAreaHeight - webcamAreaHeight - 30;
}
return {
presentationAreaWidth,
presentationAreaHeight,
};
}
calculatesLayout(panelChanged = false) {
const {
layoutContextState,
} = this.props;
const {
presentationIsFullscreen,
presentationSlideSize,
} = layoutContextState;
const {
width: presentationSlideWidth,
height: presentationSlideHeight,
} = presentationSlideSize;
const panelsSize = this.calculatesPanelsSize(panelChanged);
const {
newUserListSize,
newChatSize,
newPollSize,
newNoteSize,
newBreakoutRoomSize,
} = panelsSize;
const firstPanel = newUserListSize;
let secondPanel = {
width: 0,
};
if (newChatSize.width > 0) {
secondPanel = newChatSize;
} else if (newPollSize.width > 0) {
secondPanel = newPollSize;
} else if (newNoteSize.width > 0) {
secondPanel = newNoteSize;
} else if (newBreakoutRoomSize.width > 0) {
secondPanel = newBreakoutRoomSize;
}
const mediaAreaHeight = windowHeight() - (NAVBAR_HEIGHT + ACTIONSBAR_HEIGHT) - 10;
const mediaAreaWidth = windowWidth() - (firstPanel.width + secondPanel.width);
const newMediaBounds = {
width: mediaAreaWidth,
height: mediaAreaHeight,
top: NAVBAR_HEIGHT,
left: firstPanel.width + secondPanel.width,
};
const { presentationWidth, presentationHeight } = LayoutManager.calculatesPresentationSize(
mediaAreaWidth, mediaAreaHeight, presentationSlideWidth, presentationSlideHeight,
);
this.defineWebcamPlacement(
mediaAreaWidth, mediaAreaHeight, presentationWidth, presentationHeight,
);
const { webcamsAreaWidth, webcamsAreaHeight } = this.calculatesWebcamsAreaSize(
mediaAreaWidth, mediaAreaHeight, presentationWidth, presentationHeight,
);
const newWebcamsAreaSize = {
width: webcamsAreaWidth,
height: webcamsAreaHeight,
};
let newPresentationAreaSize;
let newScreenShareAreaSize;
const { presentationAreaWidth, presentationAreaHeight } = this.calculatesPresentationAreaSize(
mediaAreaWidth, mediaAreaHeight, webcamsAreaWidth, webcamsAreaHeight,
);
if (!presentationIsFullscreen) {
newPresentationAreaSize = {
width: presentationAreaWidth || 0,
height: presentationAreaHeight || 0,
};
} else {
newPresentationAreaSize = {
width: windowWidth(),
height: windowHeight(),
};
}
return {
mediaBounds: newMediaBounds,
userListSize: newUserListSize,
chatSize: newChatSize,
pollSize: newPollSize,
noteSize: newNoteSize,
breakoutRoomSize: newBreakoutRoomSize,
webcamsAreaSize: newWebcamsAreaSize,
presentationAreaSize: newPresentationAreaSize,
screenShareAreaSize: newScreenShareAreaSize,
};
}
render() {
return <Fragment />;
}
}
export default withLayoutConsumer(LayoutManager);
export {
USERLIST_MIN_WIDTH,
USERLIST_MAX_WIDTH,
CHAT_MIN_WIDTH,
CHAT_MAX_WIDTH,
POLL_MIN_WIDTH,
POLL_MAX_WIDTH,
NOTE_MIN_WIDTH,
NOTE_MAX_WIDTH,
NAVBAR_HEIGHT,
ACTIONSBAR_HEIGHT,
WEBCAMSAREA_MIN_PERCENT,
WEBCAMSAREA_MAX_PERCENT,
PRESENTATIONAREA_MIN_WIDTH,
};