state now belongs to CropSelector
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This commit is contained in:
christian 2024-11-03 18:34:21 +01:00
parent 7a669aa05e
commit 1ac04b1bf3
2 changed files with 48 additions and 25 deletions

View File

@ -1,19 +1,24 @@
import DragableBox from "./DragableBox";
import { useEffect, useRef, useState } from "react";
import { ChangeEvent, useEffect, useRef, useState } from "react";
import { PhAngle } from "./PhAngle";
type Coordinates = {
x: number;
y: number;
}
export default function CropSelector() {
const [selectorHeight, setSelectorHeight] = useState(0);
const [selectorWidth, setSelectorWidth] = useState(0);
const [selectorTop, setSelectorTop] = useState(0);
const [selectorLeft, setSelectorLeft] = useState(0);
const [firstDragable, setFirstDragable] = useState({
const [firstDragable, setFirstDragable] = useState<Coordinates>({
x: 0,
y: 0
})
const [containerWidth, setContainerWidth] = useState<number | null>(null)
const [containerHeight, setContainerHeight] = useState<number | null>(null)
const [secondDragable, setSecondDragable] = useState({
const [secondDragable, setSecondDragable] = useState<Coordinates>({
x: 0,
y: 0
})
@ -31,6 +36,28 @@ export default function CropSelector() {
return () => window.removeEventListener('resize', updateContainerSize);
}, [])
const handleChange = (event: ChangeEvent<HTMLInputElement>) => {
event.preventDefault()
const { value, name, id } = event.target
if (id === 'first') {
setFirstDragable(prev => ({
...prev,
[name]: value,
}
)
)
}
if (id === 'second') {
setSecondDragable(prev => ({
...prev,
[name]: value,
}
)
)
}
}
useEffect(() => {
const width = Math.abs(secondDragable.x - firstDragable.x);
@ -55,15 +82,19 @@ export default function CropSelector() {
width: `${selectorWidth}px`,
}}
/>
<DragableBox initialX={0} initialY={0} setter={setFirstDragable}>
<DragableBox position={firstDragable} coordSetter={setFirstDragable} >
<PhAngle />
</DragableBox>
<DragableBox initialX={containerWidth} initialY={containerHeight} setter={setSecondDragable} >
<DragableBox position={secondDragable} coordSetter={setSecondDragable} >
<PhAngle />
</DragableBox>
</>
)}
</div>
<input id="first" onChange={handleChange} value={firstDragable.x} name="x" type="number" />
<input id="first" onChange={handleChange} value={firstDragable.y} name="y" type="number" />
<input id="second" onChange={handleChange} value={secondDragable.x} name="x" type="number" />
<input id="second" onChange={handleChange} value={secondDragable.y} name="y" type="number" />
<div className="flex flex-col text-left">
<p>{containerWidth} - {containerHeight}</p>
<p>firstDragable: x: {firstDragable.x.toFixed(2)} y: {firstDragable.y.toFixed(2)}</p>

View File

@ -6,24 +6,20 @@ type Coordinates = {
}
interface DraggableBoxProps {
initialX: number;
initialY: number;
position: Coordinates;
className?: string;
children?: React.ReactNode;
setter?: Dispatch<SetStateAction<Coordinates>>;
coordSetter: Dispatch<SetStateAction<Coordinates>>;
}
const DraggableBox = ({
initialX,
initialY,
position,
className = "",
children = "",
setter
coordSetter
}: DraggableBoxProps) => {
const [isDragging, setIsDragging] = useState(false);
const [dragOffset, setDragOffset] = useState({ x: 0, y: 0 });
const [xPosition, setXPosition] = useState(initialX)
const [yPosition, setYPosition] = useState(initialY)
const dragRef = useRef<HTMLDivElement>(null);
useEffect(() => {
@ -44,14 +40,10 @@ const DraggableBox = ({
let newX = (Math.max(0, Math.min(relativeX, maxX)));
let newY = (Math.max(0, Math.min(relativeY, maxY)));
setXPosition(newX);
setYPosition(newY);
if (setter) {
setter({
x: newX,
y: newY
})
}
coordSetter({
x: newX,
y: newY
})
};
const handleMouseUp = () => setIsDragging(false);
@ -63,7 +55,7 @@ const DraggableBox = ({
window.removeEventListener('mousemove', handleMouseMove);
window.removeEventListener('mouseup', handleMouseUp);
};
}, [isDragging, dragOffset, xPosition, yPosition, initialX, initialY]);
}, [isDragging, dragOffset, position.x, position.y]);
const handleMouseDown = (e: MouseEvent) => {
if (!dragRef.current?.parentElement) return;
@ -71,8 +63,8 @@ const DraggableBox = ({
const parentRect = dragRef.current.parentElement.getBoundingClientRect();
setDragOffset({
x: e.clientX - parentRect.left - xPosition,
y: e.clientY - parentRect.top - yPosition
x: e.clientX - parentRect.left - position.x,
y: e.clientY - parentRect.top - position.y
});
setIsDragging(true);
};
@ -82,7 +74,7 @@ const DraggableBox = ({
ref={dragRef}
className={`absolute cursor-pointer ${className}`}
style={{
transform: `translate(${xPosition}px, ${yPosition}px)`,
transform: `translate(${position.x}px, ${position.y}px)`,
userSelect: 'none',
}}
onMouseDown={handleMouseDown}