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

505 lines
17 KiB
JavaScript

import { useEffect, useRef } from 'react';
import _ from 'lodash';
import { layoutDispatch, layoutSelect, layoutSelectInput } 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, CAMERADOCK_POSITION } from '/imports/ui/components/layout/enums';
const windowWidth = () => window.document.documentElement.clientWidth;
const windowHeight = () => window.document.documentElement.clientHeight;
const SmartLayout = (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 externalVideoInput = layoutSelectInput((i) => i.externalVideo);
const screenShareInput = layoutSelectInput((i) => i.screenShare);
const layoutContextDispatch = layoutDispatch();
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,
},
}, 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: externalVideoInput.hasExternalVideo,
},
screenShare: {
hasScreenShare: screenShareInput.hasScreenShare,
}
}, INITIAL_INPUT_STATE),
});
}
throttledCalculatesLayout();
};
const calculatesSidebarContentHeight = () => {
let sidebarContentHeight = 0;
if (sidebarContentInput.isOpen) {
if (isMobile) {
sidebarContentHeight = windowHeight() - DEFAULT_VALUES.navBarHeight;
} else {
sidebarContentHeight = windowHeight();
}
sidebarContentHeight -= bannerAreaHeight();
}
return sidebarContentHeight;
};
const calculatesCameraDockBounds = (mediaAreaBounds, mediaBounds, sidebarSize) => {
const { baseCameraDockBounds } = props;
const baseBounds = baseCameraDockBounds(mediaAreaBounds, sidebarSize);
// do not proceed if using values from LayoutEngine
if (Object.keys(baseBounds).length > 0) {
baseBounds.isCameraHorizontal = false;
return baseBounds;
}
const { camerasMargin, presentationToolbarMinWidth } = DEFAULT_VALUES;
const cameraDockBounds = {};
cameraDockBounds.isCameraHorizontal = false;
const mediaBoundsWidth = (mediaBounds.width > presentationToolbarMinWidth && !isMobile)
? mediaBounds.width
: presentationToolbarMinWidth;
cameraDockBounds.top = mediaAreaBounds.top;
cameraDockBounds.left = mediaAreaBounds.left;
cameraDockBounds.right = isRTL ? sidebarSize + (camerasMargin * 2) : null;
cameraDockBounds.zIndex = 1;
if (mediaBounds.width < mediaAreaBounds.width) {
cameraDockBounds.width = mediaAreaBounds.width - mediaBoundsWidth;
cameraDockBounds.maxWidth = mediaAreaBounds.width * 0.8;
cameraDockBounds.height = mediaAreaBounds.height;
cameraDockBounds.maxHeight = mediaAreaBounds.height;
cameraDockBounds.left += camerasMargin;
cameraDockBounds.width -= (camerasMargin * 2);
cameraDockBounds.isCameraHorizontal = true;
cameraDockBounds.position = CAMERADOCK_POSITION.CONTENT_LEFT;
// button size in vertical position
cameraDockBounds.height -= 20;
} else {
cameraDockBounds.width = mediaAreaBounds.width;
cameraDockBounds.maxWidth = mediaAreaBounds.width;
cameraDockBounds.height = mediaAreaBounds.height - mediaBounds.height;
cameraDockBounds.maxHeight = mediaAreaBounds.height * 0.8;
cameraDockBounds.top += camerasMargin;
cameraDockBounds.height -= (camerasMargin * 2);
cameraDockBounds.position = CAMERADOCK_POSITION.CONTENT_TOP;
}
cameraDockBounds.minWidth = cameraDockBounds.width;
cameraDockBounds.minHeight = cameraDockBounds.height;
return cameraDockBounds;
};
const calculatesSlideSize = (mediaAreaBounds) => {
const { currentSlide } = presentationInput;
if (currentSlide.size.width === 0 && currentSlide.size.height === 0) {
return {
width: 0,
height: 0,
};
}
let slideWidth;
let slideHeight;
slideWidth = (currentSlide.size.width * mediaAreaBounds.height) / currentSlide.size.height;
slideHeight = mediaAreaBounds.height;
if (slideWidth > mediaAreaBounds.width) {
slideWidth = mediaAreaBounds.width;
slideHeight = (currentSlide.size.height * mediaAreaBounds.width) / currentSlide.size.width;
}
return {
width: slideWidth,
height: slideHeight,
};
};
const calculatesMediaBounds = (mediaAreaBounds, slideSize, sidebarSize) => {
const { isOpen, currentSlide } = presentationInput;
const { hasExternalVideo } = externalVideoInput;
const { hasScreenShare } = screenShareInput;
const mediaBounds = {};
const { element: fullscreenElement } = fullscreen;
const { num: currentSlideNumber } = currentSlide;
if (!isOpen || (currentSlideNumber === 0 && !hasExternalVideo && !hasScreenShare)) {
mediaBounds.width = 0;
mediaBounds.height = 0;
mediaBounds.top = 0;
mediaBounds.left = !isRTL ? 0 : null;
mediaBounds.right = isRTL ? 0 : null;
mediaBounds.zIndex = 0;
return mediaBounds;
}
if (fullscreenElement === 'Presentation' || fullscreenElement === 'Screenshare' || fullscreenElement === 'ExternalVideo') {
mediaBounds.width = windowWidth();
mediaBounds.height = windowHeight();
mediaBounds.top = 0;
mediaBounds.left = !isRTL ? 0 : null;
mediaBounds.right = isRTL ? 0 : null;
mediaBounds.zIndex = 99;
return mediaBounds;
}
if (cameraDockInput.numCameras > 0 && !cameraDockInput.isDragging) {
if (slideSize.width !== 0 && slideSize.height !== 0 && !hasExternalVideo && !hasScreenShare) {
if (slideSize.width < mediaAreaBounds.width && !isMobile) {
if (slideSize.width < (mediaAreaBounds.width * 0.8)) {
mediaBounds.width = slideSize.width;
} else {
mediaBounds.width = mediaAreaBounds.width * 0.8;
}
mediaBounds.height = mediaAreaBounds.height;
mediaBounds.top = mediaAreaBounds.top;
const sizeValue = mediaAreaBounds.left
+ (mediaAreaBounds.width - mediaBounds.width);
mediaBounds.left = !isRTL ? sizeValue : null;
mediaBounds.right = isRTL ? sidebarSize : null;
} else {
if (slideSize.height < (mediaAreaBounds.height * 0.8)) {
mediaBounds.height = slideSize.height;
} else {
mediaBounds.height = mediaAreaBounds.height * 0.8;
}
mediaBounds.width = mediaAreaBounds.width;
mediaBounds.top = mediaAreaBounds.top
+ (mediaAreaBounds.height - mediaBounds.height);
const sizeValue = mediaAreaBounds.left;
mediaBounds.left = !isRTL ? sizeValue : null;
mediaBounds.right = isRTL ? sidebarSize : null;
}
} else {
mediaBounds.width = mediaAreaBounds.width;
mediaBounds.height = mediaAreaBounds.height * 0.8;
mediaBounds.top = mediaAreaBounds.top
+ (mediaAreaBounds.height - mediaBounds.height);
const sizeValue = mediaAreaBounds.left;
mediaBounds.left = !isRTL ? sizeValue : null;
mediaBounds.right = isRTL ? sidebarSize : null;
}
} else {
mediaBounds.width = mediaAreaBounds.width;
mediaBounds.height = mediaAreaBounds.height;
mediaBounds.top = mediaAreaBounds.top;
const sizeValue = mediaAreaBounds.left;
mediaBounds.left = !isRTL ? sizeValue : 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 { camerasMargin, captionsMargin } = DEFAULT_VALUES;
const sidebarNavWidth = calculatesSidebarNavWidth();
const sidebarNavHeight = calculatesSidebarNavHeight();
const sidebarContentWidth = calculatesSidebarContentWidth();
const sidebarContentHeight = calculatesSidebarContentHeight();
const sidebarNavBounds = calculatesSidebarNavBounds();
const sidebarContentBounds = calculatesSidebarContentBounds(sidebarNavWidth.width);
const mediaAreaBounds = calculatesMediaAreaBounds(sidebarNavWidth.width, sidebarContentWidth.width);
const navbarBounds = calculatesNavbarBounds(mediaAreaBounds);
const actionbarBounds = calculatesActionbarBounds(mediaAreaBounds);
const slideSize = calculatesSlideSize(mediaAreaBounds);
const sidebarSize = sidebarContentWidth.width + sidebarNavWidth.width;
const mediaBounds = calculatesMediaBounds(mediaAreaBounds, slideSize, sidebarSize);
const cameraDockBounds = calculatesCameraDockBounds(mediaAreaBounds, mediaBounds, sidebarSize);
const horizontalCameraDiff = cameraDockBounds.isCameraHorizontal
? cameraDockBounds.width + (camerasMargin * 2)
: 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,
height: sidebarContentHeight,
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: false,
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,
position: cameraDockBounds.position,
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 + horizontalCameraDiff) : null,
tabOrder: DEFAULT_VALUES.presentationTabOrder,
isResizable: false,
zIndex: mediaBounds.zIndex,
},
});
layoutContextDispatch({
type: ACTIONS.SET_SCREEN_SHARE_OUTPUT,
value: {
width: mediaBounds.width,
height: mediaBounds.height,
top: mediaBounds.top,
left: mediaBounds.left,
right: isRTL ? (mediaBounds.right + horizontalCameraDiff) : 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 + horizontalCameraDiff) : null,
},
});
};
return null;
};
export default SmartLayout;