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

500 lines
16 KiB
JavaScript

import { useEffect, useRef } from 'react';
import _ from 'lodash';
import {
layoutDispatch,
layoutSelect,
layoutSelectInput,
layoutSelectOutput
} from '/imports/ui/components/layout/context';
import DEFAULT_VALUES from '/imports/ui/components/layout/defaultValues';
import { INITIAL_INPUT_STATE } from '/imports/ui/components/layout/initState';
import { ACTIONS, PANELS } from '/imports/ui/components/layout/enums';
const windowWidth = () => window.document.documentElement.clientWidth;
const windowHeight = () => window.document.documentElement.clientHeight;
const VideoFocusLayout = (props) => {
const { bannerAreaHeight, isMobile } = props;
function usePrevious(value) {
const ref = useRef();
useEffect(() => {
ref.current = value;
});
return ref.current;
}
const input = layoutSelect((i) => i.input);
const deviceType = layoutSelect((i) => i.deviceType);
const isRTL = layoutSelect((i) => i.isRTL);
const fullscreen = layoutSelect((i) => i.fullscreen);
const fontSize = layoutSelect((i) => i.fontSize);
const currentPanelType = layoutSelect((i) => i.currentPanelType);
const presentationInput = layoutSelectInput((i) => i.presentation);
const sidebarNavigationInput = layoutSelectInput((i) => i.sidebarNavigation);
const sidebarContentInput = layoutSelectInput((i) => i.sidebarContent);
const cameraDockInput = layoutSelectInput((i) => i.cameraDock);
const actionbarInput = layoutSelectInput((i) => i.actionBar);
const navbarInput = layoutSelectInput((i) => i.navBar);
const layoutContextDispatch = layoutDispatch();
const sidebarContentOutput = layoutSelectOutput((i) => i.sidebarContent);
const prevDeviceType = usePrevious(deviceType);
const throttledCalculatesLayout = _.throttle(() => calculatesLayout(),
50, { trailing: true, leading: true });
useEffect(() => {
window.addEventListener('resize', () => {
layoutContextDispatch({
type: ACTIONS.SET_BROWSER_SIZE,
value: {
width: window.document.documentElement.clientWidth,
height: window.document.documentElement.clientHeight,
},
});
});
}, []);
useEffect(() => {
if (deviceType === null) return;
if (deviceType !== prevDeviceType) {
// reset layout if deviceType changed
// not all options is supported in all devices
init();
} else {
throttledCalculatesLayout();
}
}, [input, deviceType, isRTL, fontSize, fullscreen]);
const init = () => {
if (isMobile) {
layoutContextDispatch({
type: ACTIONS.SET_LAYOUT_INPUT,
value: _.defaultsDeep(
{
sidebarNavigation: {
isOpen: false,
sidebarNavPanel: sidebarNavigationInput.sidebarNavPanel,
},
sidebarContent: {
isOpen: false,
sidebarContentPanel: sidebarContentInput.sidebarContentPanel,
},
SidebarContentHorizontalResizer: {
isOpen: false,
},
presentation: {
isOpen: presentationInput.isOpen,
slidesLength: presentationInput.slidesLength,
currentSlide: {
...presentationInput.currentSlide,
},
},
cameraDock: {
numCameras: cameraDockInput.numCameras,
},
externalVideo: {
hasExternalVideo: input.externalVideo.hasExternalVideo,
},
screenShare: {
hasScreenShare: input.screenShare.hasScreenShare,
width: input.screenShare.width,
height: input.screenShare.height,
},
},
INITIAL_INPUT_STATE,
),
});
} else {
const { sidebarContentPanel } = sidebarContentInput;
layoutContextDispatch({
type: ACTIONS.SET_LAYOUT_INPUT,
value: _.defaultsDeep(
{
sidebarNavigation: {
isOpen: input.sidebarNavigation.isOpen || sidebarContentPanel !== PANELS.NONE || false,
},
sidebarContent: {
isOpen: sidebarContentPanel !== PANELS.NONE,
sidebarContentPanel,
},
SidebarContentHorizontalResizer: {
isOpen: false,
},
presentation: {
isOpen: presentationInput.isOpen,
slidesLength: presentationInput.slidesLength,
currentSlide: {
...presentationInput.currentSlide,
},
},
cameraDock: {
numCameras: cameraDockInput.numCameras,
},
externalVideo: {
hasExternalVideo: input.externalVideo.hasExternalVideo,
},
screenShare: {
hasScreenShare: input.screenShare.hasScreenShare,
width: input.screenShare.width,
height: input.screenShare.height,
},
},
INITIAL_INPUT_STATE,
),
});
}
throttledCalculatesLayout();
};
const calculatesSidebarContentHeight = () => {
let minHeight = 0;
let height = 0;
let maxHeight = 0;
if (sidebarContentInput.isOpen) {
if (isMobile) {
height = windowHeight() - DEFAULT_VALUES.navBarHeight - bannerAreaHeight();
minHeight = height;
maxHeight = height;
} else if (cameraDockInput.numCameras > 0 && presentationInput.isOpen) {
if (sidebarContentInput.height > 0 && sidebarContentInput.height < windowHeight()) {
height = sidebarContentInput.height - bannerAreaHeight();
} else {
const { size: slideSize } = presentationInput.currentSlide;
let calculatedHeight = (windowHeight() - bannerAreaHeight()) * 0.3;
if (slideSize.height > 0 && slideSize.width > 0) {
calculatedHeight = (slideSize.height * sidebarContentOutput.width) / slideSize.width;
}
height = windowHeight() - calculatedHeight - bannerAreaHeight();
}
maxHeight = windowHeight() * 0.75 - bannerAreaHeight();
minHeight = windowHeight() * 0.25 - bannerAreaHeight();
if (height > maxHeight) {
height = maxHeight;
}
} else {
height = windowHeight() - bannerAreaHeight();
maxHeight = height;
minHeight = height;
}
}
return {
minHeight,
height,
maxHeight,
};
};
const calculatesCameraDockBounds = (mediaAreaBounds, sidebarSize) => {
const { baseCameraDockBounds } = props;
const baseBounds = baseCameraDockBounds(mediaAreaBounds, sidebarSize);
// do not proceed if using values from LayoutEngine
if (Object.keys(baseBounds).length > 0) {
return baseBounds;
}
const { navBarHeight } = DEFAULT_VALUES;
const cameraDockBounds = {};
const mobileCameraHeight = mediaAreaBounds.height * 0.7 - bannerAreaHeight();
const cameraHeight = mediaAreaBounds.height - bannerAreaHeight();
if (isMobile) {
cameraDockBounds.minHeight = mobileCameraHeight;
cameraDockBounds.height = mobileCameraHeight;
cameraDockBounds.maxHeight = mobileCameraHeight;
} else {
cameraDockBounds.minHeight = cameraHeight;
cameraDockBounds.height = cameraHeight;
cameraDockBounds.maxHeight = cameraHeight;
}
cameraDockBounds.top = navBarHeight + bannerAreaHeight();
cameraDockBounds.left = !isRTL ? mediaAreaBounds.left : null;
cameraDockBounds.right = isRTL ? sidebarSize : null;
cameraDockBounds.minWidth = mediaAreaBounds.width;
cameraDockBounds.width = mediaAreaBounds.width;
cameraDockBounds.maxWidth = mediaAreaBounds.width;
cameraDockBounds.zIndex = 1;
return cameraDockBounds;
};
const calculatesMediaBounds = (
mediaAreaBounds,
cameraDockBounds,
sidebarNavWidth,
sidebarContentWidth,
sidebarContentHeight,
) => {
const mediaBounds = {};
const { element: fullscreenElement } = fullscreen;
const sidebarSize = sidebarNavWidth + sidebarContentWidth;
if (fullscreenElement === 'Presentation' || fullscreenElement === 'Screenshare' || fullscreenElement === 'ExternalVideo') {
mediaBounds.width = windowWidth();
mediaBounds.height = windowHeight();
mediaBounds.top = 0;
mediaBounds.left = 0;
mediaBounds.right = 0;
mediaBounds.zIndex = 99;
return mediaBounds;
}
if (isMobile) {
mediaBounds.height = mediaAreaBounds.height - cameraDockBounds.height;
mediaBounds.left = mediaAreaBounds.left;
mediaBounds.top = mediaAreaBounds.top + cameraDockBounds.height;
mediaBounds.width = mediaAreaBounds.width;
} else if (cameraDockInput.numCameras > 0 && presentationInput.isOpen) {
mediaBounds.height = windowHeight() - sidebarContentHeight - bannerAreaHeight();
mediaBounds.left = !isRTL ? sidebarNavWidth : 0;
mediaBounds.right = isRTL ? sidebarNavWidth : 0;
mediaBounds.top = sidebarContentHeight + bannerAreaHeight();
mediaBounds.width = sidebarContentWidth;
mediaBounds.zIndex = 1;
} else if (!presentationInput.isOpen) {
mediaBounds.width = 0;
mediaBounds.height = 0;
mediaBounds.top = 0;
mediaBounds.left = 0;
} else {
mediaBounds.height = mediaAreaBounds.height;
mediaBounds.width = mediaAreaBounds.width;
mediaBounds.top = DEFAULT_VALUES.navBarHeight + bannerAreaHeight();
mediaBounds.left = !isRTL ? mediaAreaBounds.left : null;
mediaBounds.right = isRTL ? sidebarSize : null;
mediaBounds.zIndex = 1;
}
return mediaBounds;
};
const calculatesLayout = () => {
const {
calculatesNavbarBounds,
calculatesActionbarBounds,
calculatesSidebarNavWidth,
calculatesSidebarNavHeight,
calculatesSidebarNavBounds,
calculatesSidebarContentWidth,
calculatesSidebarContentBounds,
calculatesMediaAreaBounds,
isTablet,
} = props;
const { captionsMargin } = DEFAULT_VALUES;
const sidebarNavWidth = calculatesSidebarNavWidth();
const sidebarNavHeight = calculatesSidebarNavHeight();
const sidebarContentWidth = calculatesSidebarContentWidth();
const sidebarNavBounds = calculatesSidebarNavBounds();
const sidebarContentBounds = calculatesSidebarContentBounds(sidebarNavWidth.width);
const mediaAreaBounds = calculatesMediaAreaBounds(
sidebarNavWidth.width, sidebarContentWidth.width,
);
const navbarBounds = calculatesNavbarBounds(mediaAreaBounds);
const actionbarBounds = calculatesActionbarBounds(mediaAreaBounds);
const sidebarSize = sidebarContentWidth.width + sidebarNavWidth.width;
const cameraDockBounds = calculatesCameraDockBounds(mediaAreaBounds, sidebarSize);
const sidebarContentHeight = calculatesSidebarContentHeight();
const mediaBounds = calculatesMediaBounds(
mediaAreaBounds,
cameraDockBounds,
sidebarNavWidth.width,
sidebarContentWidth.width,
sidebarContentHeight.height,
);
const isBottomResizable = cameraDockInput.numCameras > 0;
layoutContextDispatch({
type: ACTIONS.SET_NAVBAR_OUTPUT,
value: {
display: navbarInput.hasNavBar,
width: navbarBounds.width,
height: navbarBounds.height,
top: navbarBounds.top,
left: navbarBounds.left,
tabOrder: DEFAULT_VALUES.navBarTabOrder,
zIndex: navbarBounds.zIndex,
},
});
layoutContextDispatch({
type: ACTIONS.SET_ACTIONBAR_OUTPUT,
value: {
display: actionbarInput.hasActionBar,
width: actionbarBounds.width,
height: actionbarBounds.height,
innerHeight: actionbarBounds.innerHeight,
top: actionbarBounds.top,
left: actionbarBounds.left,
padding: actionbarBounds.padding,
tabOrder: DEFAULT_VALUES.actionBarTabOrder,
zIndex: actionbarBounds.zIndex,
},
});
layoutContextDispatch({
type: ACTIONS.SET_CAPTIONS_OUTPUT,
value: {
left: !isRTL ? (sidebarSize + captionsMargin) : null,
right: isRTL ? (sidebarSize + captionsMargin) : null,
maxWidth: mediaAreaBounds.width - (captionsMargin * 2),
},
});
layoutContextDispatch({
type: ACTIONS.SET_SIDEBAR_NAVIGATION_OUTPUT,
value: {
display: sidebarNavigationInput.isOpen,
minWidth: sidebarNavWidth.minWidth,
width: sidebarNavWidth.width,
maxWidth: sidebarNavWidth.maxWidth,
height: sidebarNavHeight,
top: sidebarNavBounds.top,
left: sidebarNavBounds.left,
right: sidebarNavBounds.right,
tabOrder: DEFAULT_VALUES.sidebarNavTabOrder,
isResizable: !isMobile && !isTablet,
zIndex: sidebarNavBounds.zIndex,
},
});
layoutContextDispatch({
type: ACTIONS.SET_SIDEBAR_NAVIGATION_RESIZABLE_EDGE,
value: {
top: false,
right: !isRTL,
bottom: false,
left: isRTL,
},
});
layoutContextDispatch({
type: ACTIONS.SET_SIDEBAR_CONTENT_OUTPUT,
value: {
display: sidebarContentInput.isOpen,
minWidth: sidebarContentWidth.minWidth,
width: sidebarContentWidth.width,
maxWidth: sidebarContentWidth.maxWidth,
minHeight: sidebarContentHeight.minHeight,
height: sidebarContentHeight.height,
maxHeight: sidebarContentHeight.maxHeight,
top: sidebarContentBounds.top,
left: sidebarContentBounds.left,
right: sidebarContentBounds.right,
currentPanelType,
tabOrder: DEFAULT_VALUES.sidebarContentTabOrder,
isResizable: !isMobile && !isTablet,
zIndex: sidebarContentBounds.zIndex,
},
});
layoutContextDispatch({
type: ACTIONS.SET_SIDEBAR_CONTENT_RESIZABLE_EDGE,
value: {
top: false,
right: !isRTL,
bottom: isBottomResizable,
left: isRTL,
},
});
layoutContextDispatch({
type: ACTIONS.SET_MEDIA_AREA_SIZE,
value: {
width: mediaAreaBounds.width,
height: mediaAreaBounds.height,
},
});
layoutContextDispatch({
type: ACTIONS.SET_CAMERA_DOCK_OUTPUT,
value: {
display: cameraDockInput.numCameras > 0,
minWidth: cameraDockBounds.minWidth,
width: cameraDockBounds.width,
maxWidth: cameraDockBounds.maxWidth,
minHeight: cameraDockBounds.minHeight,
height: cameraDockBounds.height,
maxHeight: cameraDockBounds.maxHeight,
top: cameraDockBounds.top,
left: cameraDockBounds.left,
right: cameraDockBounds.right,
tabOrder: 4,
isDraggable: false,
resizableEdge: {
top: false,
right: false,
bottom: false,
left: false,
},
zIndex: cameraDockBounds.zIndex,
focusedId: input.cameraDock.focusedId,
},
});
layoutContextDispatch({
type: ACTIONS.SET_PRESENTATION_OUTPUT,
value: {
display: presentationInput.isOpen,
width: mediaBounds.width,
height: mediaBounds.height,
top: mediaBounds.top,
left: mediaBounds.left,
right: isRTL ? mediaBounds.right : null,
tabOrder: DEFAULT_VALUES.presentationTabOrder,
isResizable: !isMobile && !isTablet,
zIndex: mediaBounds.zIndex,
},
});
layoutContextDispatch({
type: ACTIONS.SET_PRESENTATION_RESIZABLE_EDGE,
value: {
top: true,
right: false,
bottom: false,
left: false,
},
});
layoutContextDispatch({
type: ACTIONS.SET_SCREEN_SHARE_OUTPUT,
value: {
width: mediaBounds.width,
height: mediaBounds.height,
top: mediaBounds.top,
left: mediaBounds.left,
right: isRTL ? mediaBounds.right : null,
zIndex: mediaBounds.zIndex,
},
});
layoutContextDispatch({
type: ACTIONS.SET_EXTERNAL_VIDEO_OUTPUT,
value: {
width: mediaBounds.width,
height: mediaBounds.height,
top: mediaBounds.top,
left: mediaBounds.left,
right: isRTL ? mediaBounds.right : null,
},
});
};
return null;
};
export default VideoFocusLayout;