bigbluebutton-Github/bigbluebutton-html5/imports/ui/components/presentation/component.jsx
Oleksandr Zhurbenko 652dac0cc0 Initial whiteboard overlay component
Returns correct coordinates
2017-02-28 10:35:56 -08:00

129 lines
4.0 KiB
JavaScript
Executable File

import React, { PropTypes } from 'react';
import ShapeGroupContainer from '../whiteboard/shape-group/container.jsx';
import Cursor from './cursor/component.jsx';
import PresentationToolbarContainer from './presentation-toolbar/container.jsx';
import Slide from './slide/component.jsx';
import styles from './styles.scss';
import ReactCSSTransitionGroup from 'react-addons-css-transition-group';
import PollingContainer from '/imports/ui/components/polling/container';
import PresentationOverlayContainer from './presentation-overlay/container';
import WhiteboardOverlayContainer from '/imports/ui/components/whiteboard/whiteboard-overlay/component';
export default class PresentationArea extends React.Component {
constructor(props) {
super(props);
}
renderPresentationArea() {
let slideObj = this.props.currentSlide;
if (this.props.currentSlide) {
slideObj = this.props.currentSlide.slide;
let x = -slideObj.x_offset * 2 * slideObj.width / 100;
let y = -slideObj.y_offset * 2 * slideObj.height / 100;
let viewBoxWidth = slideObj.width * slideObj.width_ratio / 100;
let viewBoxHeight = slideObj.height * slideObj.height_ratio / 100;
return (
<ReactCSSTransitionGroup
transitionName={ {
enter: styles.enter,
enterActive: styles.enterActive,
appear: styles.appear,
appearActive: styles.appearActive,
} }
transitionAppear={true}
transitionEnter={true}
transitionLeave={false}
transitionAppearTimeout={400}
transitionEnterTimeout={400}
transitionLeaveTimeout={400}
>
<svg
viewBox={`${x} ${y} ${viewBoxWidth} ${viewBoxHeight}`}
version="1.1"
//it's supposed to be here in theory
//but now it's ignored by all the browsers and it's not supported by React
//xmlNS="http://www.w3.org/2000/svg"
className={styles.svgStyles}
key={slideObj.id}
>
<defs>
<clipPath id="viewBox">
<rect x={x} y={y} width="100%" height="100%" fill="none"/>
</clipPath>
</defs>
<g clipPath="url(#viewBox)">
<Slide id="slideComponent" currentSlide={this.props.currentSlide}/>
<ShapeGroupContainer
width = {slideObj.width}
height = {slideObj.height}
whiteboardId = {slideObj.id}
/>
{this.props.cursor ?
<Cursor
viewBoxWidth={viewBoxWidth}
viewBoxHeight={viewBoxHeight}
viewBoxX={x}
viewBoxY={y}
widthRatio={slideObj.width_ratio}
cursorX={this.props.cursor.x}
cursorY={this.props.cursor.y}
/>
: null }
</g>
{this.props.userIsPresenter ?
<PresentationOverlayContainer
x={x}
y={y}
vbwidth={viewBoxWidth}
vbheight={viewBoxHeight}
>
<WhiteboardOverlayContainer />
</PresentationOverlayContainer>
: null }
</svg>
</ReactCSSTransitionGroup>
);
} else {
return null;
}
}
renderPresentationToolbar() {
if (this.props.currentSlide) {
return (
<PresentationToolbarContainer
currentSlideNum={this.props.currentSlide.slide.num}
presentationId={this.props.currentSlide.presentationId}
/>
);
} else {
return null;
}
}
render() {
return (
<div className={styles.presentationContainer}>
<div className={styles.presentationWrapper}>
<div className={styles.presentationPaper}>
{this.renderPresentationArea()}
</div>
</div>
<PollingContainer />
{this.renderPresentationToolbar()}
</div>
);
}
}
PresentationArea.defaultProps = {
svgProps: {
},
svgStyle: {
},
};