Files
dpage-editor/src/pages/editor/components/EditorCanvas.tsx
T
2026-05-06 11:17:35 +03:30

421 lines
13 KiB
TypeScript

import { useEffect, useRef, useState } from "react";
import { Stage, Layer, Rect } from "react-konva";
import Konva from "konva";
import { useEditorStore } from "../store/editorStore";
import { useDrawingHandlers } from "./canvas/useDrawingHandlers";
import { useStageSize } from "./canvas/useStageSize";
import { useKeyboardMovement } from "./canvas/useKeyboardMovement";
import { useSelectionHandlers } from "./canvas/useSelectionHandlers";
import { useTransformHandlers } from "./canvas/useTransformHandlers";
import { useObjectHandlers } from "./canvas/useObjectHandlers";
import { useMaskGroupState } from "./canvas/useMaskGroupState";
import ObjectsLayer from "./canvas/ObjectsLayer";
import GuidesLayer from "./canvas/GuidesLayer";
import { getSnappedPosition, type Guide } from "./canvas/useSnap";
import CellEditor from "@/components/CellEditor";
import ZoomControls from "./ZoomControls";
import EditorCanvasToolbar from "./EditorCanvasToolbar";
import { createScopedId } from "../store/editorStore.helpers";
type EditorCanvasProps = {
catalogSize?: string;
};
const EditorCanvas = ({ catalogSize }: EditorCanvasProps) => {
const stageRef = useRef<Konva.Stage>(null);
const layerRef = useRef<Konva.Layer>(null);
const activeGuideIdsRef = useRef<string[]>([]);
const stageWrapRef = useRef<HTMLDivElement>(null);
const {
tool,
objects,
guides,
selectedObjectId,
selectedObjectIds,
selectedCellId,
editingCell,
setStageRef,
setLayerRef,
setGuides,
zoom,
} = useEditorStore();
const { transformerRef, handleStageMouseDown, handleStageMouseMove, handleStageMouseUp } = useDrawingHandlers();
const stageSize = useStageSize(catalogSize);
useKeyboardMovement();
const { handleSelect, handleCellClick, handleCellDblClick } = useSelectionHandlers();
const { handleObjectUpdate, handleGroupWithMask, handleUngroupFromMask, handleCellEditorSave, handleCellEditorCancel } =
useObjectHandlers();
const { isGroupedWithMask, maskObject, canGroup, canUngroup, selectedObject } = useMaskGroupState(selectedObjectId);
useTransformHandlers(transformerRef, layerRef);
const [activeGuideIds, setActiveGuideIds] = useState<string[]>([]);
const [selectedGuideId, setSelectedGuideId] = useState<string | null>(null);
const [draftGuide, setDraftGuide] = useState<{
orientation: Guide["orientation"];
position: number;
} | null>(null);
const cleanupRulerDragRef = useRef<(() => void) | null>(null);
useEffect(() => {
if (stageRef.current) {
setStageRef(stageRef);
}
if (layerRef.current) {
setLayerRef(layerRef);
}
}, [setStageRef, setLayerRef]);
const finalScale = stageSize.scale * zoom;
useEffect(() => {
let cleanup: (() => void) | undefined;
let raf = 0;
const begin = () => useEditorStore.getState().beginObjectGesture();
const end = () => useEditorStore.getState().endObjectGesture();
const attach = () => {
const stage = stageRef.current;
if (!stage || cleanup) return;
stage.on("dragstart", begin);
stage.on("dragend", end);
cleanup = () => {
stage.off("dragstart", begin);
stage.off("dragend", end);
};
};
attach();
if (!cleanup) {
raf = window.requestAnimationFrame(attach);
}
return () => {
if (raf) window.cancelAnimationFrame(raf);
cleanup?.();
};
}, [finalScale, stageSize.width, stageSize.height]);
const updateActiveGuides = (nextActiveGuideIds: string[]) => {
const prev = activeGuideIdsRef.current;
const changed =
prev.length !== nextActiveGuideIds.length ||
prev.some((id, index) => id !== nextActiveGuideIds[index]);
if (changed) {
activeGuideIdsRef.current = nextActiveGuideIds;
setActiveGuideIds(nextActiveGuideIds);
}
};
const handleGuidePositionChange = (id: string, position: number) => {
setGuides(
guides.map((guide) =>
guide.id === id
? {
...guide,
position,
}
: guide,
),
);
};
const addGuide = (orientation: Guide["orientation"], position: number) => {
const id = createScopedId(`guide-${orientation}`);
setGuides([...guides, { id, orientation, position }]);
setSelectedGuideId(id);
};
const removeGuide = (id: string) => {
setGuides(guides.filter((guide) => guide.id !== id));
setActiveGuideIds((prev) => prev.filter((activeId) => activeId !== id));
setSelectedGuideId((prev) => (prev === id ? null : prev));
};
const handleGuideDragEnd = (id: string, position: number, shouldRemove: boolean) => {
if (shouldRemove) {
removeGuide(id);
return;
}
handleGuidePositionChange(id, position);
};
useEffect(() => {
const handleDeleteGuide = (e: KeyboardEvent) => {
if (!selectedGuideId) return;
const target = e.target as HTMLElement;
if (
target?.tagName === "INPUT" ||
target?.tagName === "TEXTAREA" ||
target?.isContentEditable
) {
return;
}
if (e.key === "Delete" || e.key === "Backspace") {
e.preventDefault();
removeGuide(selectedGuideId);
}
};
window.addEventListener("keydown", handleDeleteGuide);
return () => {
window.removeEventListener("keydown", handleDeleteGuide);
};
// eslint-disable-next-line react-hooks/exhaustive-deps
}, [selectedGuideId]);
useEffect(() => {
return () => {
cleanupRulerDragRef.current?.();
cleanupRulerDragRef.current = null;
};
}, []);
const startRulerGuideDrag = (
orientation: Guide["orientation"],
pointerId: number | null,
) => {
cleanupRulerDragRef.current?.();
const updateFromPointer = (event: PointerEvent) => {
if (pointerId !== null && event.pointerId !== pointerId) return null;
const rect = stageWrapRef.current?.getBoundingClientRect();
if (!rect) return null;
const rawPos =
orientation === "vertical"
? (event.clientX - rect.left) / finalScale
: (event.clientY - rect.top) / finalScale;
return rawPos;
};
const updateDraft = (event: PointerEvent) => {
const pointerPos = updateFromPointer(event);
if (pointerPos === null) return;
const boundedPos =
orientation === "vertical"
? Math.max(0, Math.min(stageSize.width, pointerPos))
: Math.max(0, Math.min(stageSize.height, pointerPos));
setDraftGuide({ orientation, position: boundedPos });
};
const handlePointerMove = (event: PointerEvent) => {
updateDraft(event);
};
const cleanup = () => {
window.removeEventListener("pointermove", handlePointerMove);
window.removeEventListener("pointerup", handlePointerUp);
window.removeEventListener("pointercancel", handlePointerCancel);
window.removeEventListener("blur", handleBlur);
cleanupRulerDragRef.current = null;
};
const handlePointerUp = (event: PointerEvent) => {
if (pointerId !== null && event.pointerId !== pointerId) return;
const rect = stageWrapRef.current?.getBoundingClientRect();
if (!rect) {
setDraftGuide(null);
cleanup();
return;
}
const isInside =
event.clientX >= rect.left &&
event.clientX <= rect.right &&
event.clientY >= rect.top &&
event.clientY <= rect.bottom;
if (isInside) {
const pointerPos = updateFromPointer(event);
if (pointerPos !== null) {
const boundedPos = orientation === "vertical"
? Math.max(0, Math.min(stageSize.width, pointerPos))
: Math.max(0, Math.min(stageSize.height, pointerPos));
addGuide(orientation, boundedPos);
}
}
setDraftGuide(null);
cleanup();
};
const handlePointerCancel = (event: PointerEvent) => {
if (pointerId !== null && event.pointerId !== pointerId) return;
setDraftGuide(null);
cleanup();
};
const handleBlur = () => {
setDraftGuide(null);
cleanup();
};
window.addEventListener("pointermove", handlePointerMove);
window.addEventListener("pointerup", handlePointerUp);
window.addEventListener("pointercancel", handlePointerCancel);
window.addEventListener("blur", handleBlur);
cleanupRulerDragRef.current = cleanup;
};
const handleDragMove = (e: Konva.KonvaEventObject<DragEvent>) => {
const node = e.target;
if (!node || node.name() === "guide-line") return;
const snapped = getSnappedPosition(node, guides);
if (node.x() !== snapped.position.x || node.y() !== snapped.position.y) {
node.position(snapped.position);
node.getLayer()?.batchDraw();
}
updateActiveGuides(snapped.activeGuideIds);
// گروه فقط باکس انتخاب را درگ می‌کند؛ اعضا با مختصات مطلق جدا رسم می‌شوند — در حین drag باید استور هم‌گام شود
if (node.name() === "group-container") {
handleObjectUpdate(node.id(), {
x: snapped.position.x,
y: snapped.position.y,
});
}
};
const handleDragEnd = () => {
updateActiveGuides([]);
};
const handleStageMouseDownWithGuideReset = (e: Konva.KonvaEventObject<MouseEvent>) => {
if (e.target?.name() !== "guide-line") {
setSelectedGuideId(null);
}
handleStageMouseDown(e);
};
const scaledW = stageSize.width * finalScale;
const scaledH = stageSize.height * finalScale;
return (
<div className="relative z-10 flex min-h-0 flex-1 flex-col overflow-auto pb-8 xl:pl-6">
<div
className="flex w-full justify-center mx-auto"
style={{ maxWidth: scaledW }}
>
<div
className="overflow-hidden"
style={{ width: scaledW }}
>
<EditorCanvasToolbar barWidthPx={scaledW} />
</div>
</div>
<div className="mx-auto mt-4 flex w-full min-w-0 flex-col items-center">
<div
className="relative z-40 -mt-px select-none rounded-b-[14px] border border-t-0 border-[#d8dde5] bg-white shadow-[0_2px_8px_rgba(15,23,42,0.07)]"
style={{
width: scaledW,
height: scaledH,
}}
>
<div
className="absolute -top-6 left-0 h-6 bg-slate-100 border-b border-slate-300 cursor-col-resize"
style={{ width: stageSize.width * finalScale }}
onPointerDown={(e) => {
e.preventDefault();
startRulerGuideDrag("vertical", e.pointerId);
}}
title="Drag to create vertical guide"
/>
<div
className="absolute top-0 -left-6 w-6 bg-slate-100 border-r border-slate-300 cursor-row-resize"
style={{ height: stageSize.height * finalScale }}
onPointerDown={(e) => {
e.preventDefault();
startRulerGuideDrag("horizontal", e.pointerId);
}}
title="Drag to create horizontal guide"
/>
<div className="absolute -top-6 -left-6 w-6 h-6 bg-slate-200 border border-slate-300" />
<div ref={stageWrapRef} className="shadow-lg">
<Stage
ref={stageRef}
width={stageSize.width * finalScale}
height={stageSize.height * finalScale}
scaleX={finalScale}
scaleY={finalScale}
onMouseDown={handleStageMouseDownWithGuideReset}
onMouseMove={handleStageMouseMove}
onMouseUp={handleStageMouseUp}
onDragMove={handleDragMove}
onDragEnd={handleDragEnd}
>
<Layer listening={false}>
<Rect
x={0}
y={0}
width={stageSize.width}
height={stageSize.height}
fill="#ffffff"
listening={false}
/>
</Layer>
<ObjectsLayer
layerRef={layerRef}
objects={objects}
selectedObjectIds={selectedObjectIds}
selectedCellId={selectedCellId}
tool={tool}
transformerRef={transformerRef}
selectedObject={selectedObject}
isGroupedWithMask={isGroupedWithMask}
maskObject={maskObject}
canGroup={canGroup}
canUngroup={canUngroup}
onSelect={handleSelect}
onUpdate={handleObjectUpdate}
onCellClick={handleCellClick}
onCellDblClick={handleCellDblClick}
onGroup={handleGroupWithMask}
onUngroup={handleUngroupFromMask}
/>
<GuidesLayer
guides={guides}
stageWidth={stageSize.width}
stageHeight={stageSize.height}
activeGuideIds={activeGuideIds}
selectedGuideId={selectedGuideId}
draftGuide={draftGuide}
onGuideSelect={setSelectedGuideId}
onGuideDragEnd={handleGuideDragEnd}
/>
</Stage>
</div>
</div>
</div>
{editingCell && (
<CellEditor
x={editingCell.x}
y={editingCell.y}
width={editingCell.width}
height={editingCell.height}
value={editingCell.value}
onSave={handleCellEditorSave}
onCancel={handleCellEditorCancel}
/>
)}
<ZoomControls />
</div>
);
};
export default EditorCanvas;