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import React from "react";
import {Group, Layer, Stage} from "react-konva";
import jQuery from "../../util/jquery";
import Backdrop from "./elements/Backdrop";
import GridGroup from "./groups/GridGroup";
import RoomGroup from "./groups/RoomGroup";
import {MAP_SIZE_IN_PIXELS} from "./MapConstants";
class MapStage extends React.Component {
state = {
width: 600,
height: 400
};
componentWillMount() {
this.updateDimensions();
}
componentDidMount() {
window.addEventListener("resize", this.updateDimensions.bind(this));
}
componentWillUnmount() {
window.removeEventListener("resize", this.updateDimensions.bind(this));
}
updateDimensions() {
this.setState({width: jQuery(window).width(), height: jQuery(window).height()});
}
dragBoundHandler(pos) {
return {
x: pos.x > 0 ? 0 :
(pos.x < -MAP_SIZE_IN_PIXELS + this.state.width ? -MAP_SIZE_IN_PIXELS + this.state.width : pos.x),
y: pos.y > 0 ? 0 :
(pos.y < -MAP_SIZE_IN_PIXELS + this.state.height ? -MAP_SIZE_IN_PIXELS + this.state.height : pos.y)
}
}
render() {
return (
<Stage width={this.state.width} height={this.state.height}>
<Layer>
<Group draggable={true} dragBoundFunc={this.dragBoundHandler.bind(this)}>
<Backdrop/>
<RoomGroup/>
<GridGroup/>
</Group>
</Layer>
</Stage>
)
}
}
export default MapStage;
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