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ExampleLayout.js
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ExampleLayout.js
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import React from 'react';
import Resizable from '../lib/Resizable';
import ResizableBox from '../lib/ResizableBox';
import 'style-loader!css-loader!../css/styles.css';
import 'style-loader!css-loader!./example.css';
const CustomResizeHandle = React.forwardRef((props, ref) => {
const {handleAxis, ...restProps} = props;
return (
<div
className={`custom-handle custom-handle-${handleAxis} custom-resize-handle-component`}
ref={ref}
{...restProps}
></div>
);
});
export default class ExampleLayout extends React.Component<{}, {width: number, height: number}> {
state = {
width: 200,
height: 200,
absoluteWidth: 200,
absoluteHeight: 200,
absoluteLeft: 0,
absoluteTop: 0,
};
onResetClick = () => {
this.setState({ width: 200, height: 200, absoluteWidth: 200, absoluteHeight: 200 });
};
// On top layout
onFirstBoxResize = (event, {element, size, handle}) => {
this.setState({width: size.width, height: size.height});
};
// On bottom layout. Used to resize the center element around its flex parent.
onResizeAbsolute = (event, {element, size, handle}) => {
this.setState((state) => {
let newLeft = state.absoluteLeft;
let newTop = state.absoluteTop;
const deltaHeight = size.height - state.absoluteHeight;
const deltaWidth = size.width - state.absoluteWidth;
if (handle[0] === 'n') {
newTop -= deltaHeight;
} else if (handle[0] === 's') {
newTop += deltaHeight;
}
if (handle[handle.length - 1] === 'w') {
newLeft -= deltaWidth;
} else if (handle[handle.length - 1] === 'e') {
newLeft += deltaWidth;
}
return {
absoluteWidth: size.width,
absoluteHeight: size.height,
absoluteLeft: newLeft,
absoluteTop: newTop,
};
});
};
render() {
return (
<div>
<h3>Statically Positioned Layout</h3>
<div className="layoutRoot">
<Resizable className="box" height={this.state.height} width={this.state.width} onResize={this.onFirstBoxResize} resizeHandles={['sw', 'se', 'nw', 'ne', 'w', 'e', 'n', 's']}>
<div style={{width: this.state.width + 'px', height: this.state.height + 'px'}}>
<span className="text">{"Raw use of <Resizable> element. 200x200, all Resize Handles."}</span>
<button onClick={this.onResetClick} style={{'marginTop': '10px'}}>Reset this element's width/height</button>
</div>
</Resizable>
<ResizableBox className="box" width={200} height={200}>
<span className="text">{"<ResizableBox>"}</span>
</ResizableBox>
<ResizableBox
className="custom-box box"
width={200}
height={200}
handle={<span className="custom-handle custom-handle-se" />}
handleSize={[8, 8]}>
<span className="text">{"<ResizableBox> with custom overflow style & handle in SE corner."}</span>
</ResizableBox>
<ResizableBox
className="custom-box box"
width={200}
height={200}
handle={<CustomResizeHandle />}
handleSize={[8, 8]}>
<span className="text">{"<ResizableBox> with a custom resize handle component."}</span>
</ResizableBox>
<ResizableBox
className="custom-box box"
width={200}
height={200}
handle={(h, ref) => <span className={`custom-handle custom-handle-${h}`} ref={ref} />}
handleSize={[8, 8]}
resizeHandles={['sw', 'se', 'nw', 'ne', 'w', 'e', 'n', 's']}>
<span className="text">{"<ResizableBox> with custom handles in all locations."}</span>
</ResizableBox>
<ResizableBox className="box" width={200} height={200} draggableOpts={{grid: [25, 25]}}>
<span className="text">Resizable box that snaps to even intervals of 25px.</span>
</ResizableBox>
<ResizableBox className="box" width={200} height={200} minConstraints={[150, 150]} maxConstraints={[500, 300]}>
<span className="text">Resizable box, starting at 200x200. Min size is 150x150, max is 500x300.</span>
</ResizableBox>
<ResizableBox className="box hover-handles" width={200} height={200} minConstraints={[150, 150]} maxConstraints={[500, 300]}>
<span className="text">Resizable box with a handle that only appears on hover.</span>
</ResizableBox>
<ResizableBox className="box" width={200} height={200} lockAspectRatio={true} resizeHandles={['sw', 'se', 'nw', 'ne', 'w', 'e', 'n', 's']}>
<span className="text">Resizable square with a locked aspect ratio.</span>
</ResizableBox>
<ResizableBox className="box" width={200} height={120} lockAspectRatio={true} resizeHandles={['sw', 'se', 'nw', 'ne', 'w', 'e', 'n', 's']}>
<span className="text">Resizable rectangle with a locked aspect ratio.</span>
</ResizableBox>
<ResizableBox className="box" width={200} height={200} axis="x">
<span className="text">Only resizable by "x" axis.</span>
</ResizableBox>
<ResizableBox className="box" width={200} height={200} axis="y">
<span className="text">Only resizable by "y" axis.</span>
</ResizableBox>
<ResizableBox className="box" width={200} height={200} axis="both">
<span className="text">Resizable ("both" axis).</span>
</ResizableBox>
<ResizableBox className="box" width={200} height={200} axis="none">
<span className="text">Not resizable ("none" axis).</span>
</ResizableBox>
</div>
<h3>Absolutely Positioned Layout</h3>
<div className="layoutRoot absoluteLayout">
<ResizableBox className="box absolutely-positioned top-aligned left-aligned" height={200} width={200} resizeHandles={['sw', 'se', 'nw', 'ne', 'w', 'e', 'n', 's']}>
<span className="text">Top-left Aligned</span>
</ResizableBox>
<ResizableBox className="box absolutely-positioned bottom-aligned left-aligned" height={200} width={200} resizeHandles={['sw', 'se', 'nw', 'ne', 'w', 'e', 'n', 's']}>
<span className="text">Bottom-left Aligned</span>
</ResizableBox>
{/* See implementation of `onResizeAbsolute` for how this can be moved around its container */}
<Resizable
className="box absolutely-positioned"
height={this.state.absoluteHeight}
width={this.state.absoluteWidth}
onResize={this.onResizeAbsolute}
resizeHandles={['sw', 'se', 'nw', 'ne', 'w', 'e', 'n', 's']}
>
<div
style={{
width: this.state.absoluteWidth,
height: this.state.absoluteHeight,
margin: `${this.state.absoluteTop} 0 0 ${this.state.absoluteLeft}`,
}}
>
<span className="text">{"Raw use of <Resizable> element with controlled position. Resize and reposition in all directions."}</span>
</div>
</Resizable>
<ResizableBox className="box absolutely-positioned top-aligned right-aligned" height={200} width={200} resizeHandles={['sw', 'se', 'nw', 'ne', 'w', 'e', 'n', 's']}>
<span className="text">Top-right Aligned</span>
</ResizableBox>
<ResizableBox className="box absolutely-positioned bottom-aligned right-aligned" height={200} width={200} resizeHandles={['sw', 'se', 'nw', 'ne', 'w', 'e', 'n', 's']}>
<span className="text">Bottom-right Aligned</span>
</ResizableBox>
</div>
<h3>Scaled Absolute Layout</h3>
<div>
<small>
If you are nesting Resizables in an element with <code>transform: scale(n)</code>, be sure to pass the same <code>n</code>
as the <code>transformScale</code> property.
<br />
This box has scale 0.75.
</small>
</div>
<div className="layoutRoot absoluteLayout scaledLayout">
<ResizableBox className="box absolutely-positioned top-aligned left-aligned" width={200} height={200} resizeHandles={['sw', 'se', 'nw', 'ne', 'w', 'e', 'n', 's']}>
<span className="text">{"<ResizableBox> with incorrect scale 1"}</span>
</ResizableBox>
<ResizableBox className="box absolutely-positioned bottom-aligned left-aligned" width={200} height={200} transformScale={0.75} resizeHandles={['sw', 'se', 'nw', 'ne', 'w', 'e', 'n', 's']}>
<span className="text">{"<ResizableBox> with correct scale 0.75"}</span>
</ResizableBox>
{/* See implementation of `onResizeAbsolute` for how this can be moved around its container */}
<Resizable
className="box absolutely-positioned"
height={this.state.absoluteHeight}
width={this.state.absoluteWidth}
onResize={this.onResizeAbsolute}
transformScale={0.75}
resizeHandles={['sw', 'se', 'nw', 'ne', 'w', 'e', 'n', 's']}
>
<div
style={{
width: this.state.absoluteWidth,
height: this.state.absoluteHeight,
margin: `${this.state.absoluteTop} 0 0 ${this.state.absoluteLeft}`,
}}
>
<span className="text">{"Raw use of <Resizable> element with controlled position. Resize and reposition in all directions."}</span>
</div>
</Resizable>
<ResizableBox className="box absolutely-positioned top-aligned right-aligned" width={200} height={200} transformScale={0.75} resizeHandles={['sw', 'se', 'nw', 'ne', 'w', 'e', 'n', 's']}>
<span className="text">{"<ResizableBox> with correct scale 0.75"}</span>
</ResizableBox>
<ResizableBox className="box absolutely-positioned bottom-aligned right-aligned" width={200} height={200} transformScale={0.75} resizeHandles={['sw', 'se', 'nw', 'ne', 'w', 'e', 'n', 's']}>
<span className="text">{"<ResizableBox> with correct scale 0.75"}</span>
</ResizableBox>
</div>
</div>
);
}
}