HouYunFei
@@ -0,0 +1,615 @@
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"use client";
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import React, { useCallback, useEffect, useRef, useState } from "react";
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import type { ReactNode } from "react";
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import { ChevronRight, Image as ImageIcon, RefreshCw, Star } from "lucide-react";
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import { canvasThemes } from "@/lib/canvas-theme";
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import { useThemeStore } from "@/stores/use-theme-store";
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import { CanvasNodeType, type CanvasNodeData, type Position } from "../types";
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type ResizeCorner = "top-left" | "top-right" | "bottom-left" | "bottom-right";
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const selectionBlue = "#2f80ff";
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type CanvasNodeProps = {
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data: CanvasNodeData;
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scale: number;
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isSelected: boolean;
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isRelated: boolean;
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isFocusRelated: boolean;
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isConnectionTarget: boolean;
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isConnecting: boolean;
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editRequestNonce?: number;
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showPanel: boolean;
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renderPanel?: (node: CanvasNodeData) => ReactNode;
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renderNodeContent?: (node: CanvasNodeData) => ReactNode;
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batchCount?: number;
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batchExpanded?: boolean;
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batchClosing?: boolean;
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batchOpening?: boolean;
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batchRecovering?: boolean;
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batchMotion?: { x: number; y: number; index: number };
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onMouseDown: (event: React.MouseEvent, nodeId: string) => void;
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onHoverStart: (nodeId: string) => void;
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onHoverEnd: (nodeId: string) => void;
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onConnectStart: (event: React.MouseEvent, nodeId: string, handleType: "source" | "target") => void;
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onResize: (nodeId: string, width: number, height: number, position?: Position) => void;
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onContentChange: (nodeId: string, content: string) => void;
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onToggleBatch?: (nodeId: string) => void;
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onSetBatchPrimary?: (node: CanvasNodeData) => void;
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onRetry?: (node: CanvasNodeData) => void;
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onGenerateImage?: (node: CanvasNodeData) => void;
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onContextMenu: (event: React.MouseEvent, nodeId: string) => void;
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};
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type NodeContentRendererProps = {
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node: CanvasNodeData;
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theme: (typeof canvasThemes)[keyof typeof canvasThemes];
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isEditingContent: boolean;
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textareaRef: React.RefObject<HTMLTextAreaElement | null>;
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isBatchRoot: boolean;
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batchCount: number;
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batchExpanded: boolean;
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batchOpening: boolean;
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batchRecovering: boolean;
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renderNodeContent?: (node: CanvasNodeData) => ReactNode;
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onContentChange: (nodeId: string, content: string) => void;
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onStopEditing: () => void;
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onRetry?: (node: CanvasNodeData) => void;
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onGenerateImage?: (node: CanvasNodeData) => void;
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onToggleBatch?: () => void;
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onSetBatchPrimary?: () => void;
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};
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export const CanvasNode = React.memo(function CanvasNode({
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data,
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scale,
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isSelected,
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isRelated,
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isFocusRelated,
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isConnectionTarget,
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isConnecting,
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editRequestNonce = 0,
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showPanel,
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renderPanel,
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renderNodeContent,
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batchCount = 0,
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batchExpanded = false,
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batchClosing = false,
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batchOpening = false,
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batchRecovering = false,
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batchMotion,
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onMouseDown,
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onHoverStart,
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onHoverEnd,
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onConnectStart,
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onResize,
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onContentChange,
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onToggleBatch,
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onSetBatchPrimary,
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onRetry,
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onGenerateImage,
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onContextMenu,
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}: CanvasNodeProps) {
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const theme = canvasThemes[useThemeStore((state) => state.theme)];
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const [hovered, setHovered] = useState(false);
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const [isEditingContent, setIsEditingContent] = useState(false);
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const hasImageContent = data.type === CanvasNodeType.Image && Boolean(data.metadata?.content);
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const isBatchRoot = data.type === CanvasNodeType.Image && Boolean(data.metadata?.isBatchRoot) && batchCount > 1;
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const isBatchChild = data.type === CanvasNodeType.Image && Boolean(data.metadata?.batchRootId);
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const isActive = isConnectionTarget || isSelected || isFocusRelated;
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const imageBorderColor = isActive ? selectionBlue : isRelated && !isBatchChild ? theme.node.muted : "transparent";
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const textareaRef = useRef<HTMLTextAreaElement>(null);
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const resizeRef = useRef({
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isResizing: false,
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corner: "bottom-right" as ResizeCorner,
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startX: 0,
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startY: 0,
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startLeft: 0,
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startTop: 0,
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startWidth: 0,
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startHeight: 0,
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keepRatio: false,
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ratio: 1,
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});
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useEffect(() => {
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const textarea = textareaRef.current;
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if (!textarea) return;
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const handleWheel = (event: WheelEvent) => event.stopPropagation();
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textarea.addEventListener("wheel", handleWheel, { passive: false });
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return () => textarea.removeEventListener("wheel", handleWheel);
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}, [data.type, isEditingContent]);
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useEffect(() => {
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if (!isEditingContent) return;
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const textarea = textareaRef.current;
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textarea?.focus();
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textarea?.setSelectionRange(textarea.value.length, textarea.value.length);
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}, [isEditingContent]);
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useEffect(() => {
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if (!editRequestNonce || data.type !== CanvasNodeType.Text) return;
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setIsEditingContent(true);
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}, [data.type, editRequestNonce]);
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useEffect(() => {
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if (!isEditingContent) return;
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const handleOutsidePointerDown = (event: PointerEvent) => {
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const target = event.target;
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if (!(target instanceof Node)) return;
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if (isEditingContent && textareaRef.current?.contains(target)) return;
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setIsEditingContent(false);
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};
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window.addEventListener("pointerdown", handleOutsidePointerDown, true);
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return () => window.removeEventListener("pointerdown", handleOutsidePointerDown, true);
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}, [isEditingContent]);
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const handleResizeMove = useCallback(
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(event: MouseEvent) => {
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if (!resizeRef.current.isResizing) return;
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const dx = (event.clientX - resizeRef.current.startX) / scale;
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const dy = (event.clientY - resizeRef.current.startY) / scale;
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const minWidth = 220;
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const minHeight = 160;
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const startRight = resizeRef.current.startLeft + resizeRef.current.startWidth;
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const startBottom = resizeRef.current.startTop + resizeRef.current.startHeight;
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const fromLeft = resizeRef.current.corner.includes("left");
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const fromTop = resizeRef.current.corner.includes("top");
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const rawWidth = Math.max(minWidth, resizeRef.current.startWidth + (fromLeft ? -dx : dx));
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const rawHeight = Math.max(minHeight, resizeRef.current.startHeight + (fromTop ? -dy : dy));
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let width = rawWidth;
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let height = rawHeight;
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if (resizeRef.current.keepRatio) {
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const ratio = resizeRef.current.ratio;
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if (Math.abs(dx) >= Math.abs(dy)) {
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height = width / ratio;
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} else {
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width = height * ratio;
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}
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if (height < minHeight) {
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height = minHeight;
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width = height * ratio;
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}
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if (width < minWidth) {
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width = minWidth;
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height = width / ratio;
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}
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}
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onResize(data.id, width, height, {
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x: fromLeft ? startRight - width : resizeRef.current.startLeft,
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y: fromTop ? startBottom - height : resizeRef.current.startTop,
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});
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},
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[data.id, onResize, scale],
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);
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const handleResizeUp = useCallback(() => {
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resizeRef.current.isResizing = false;
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window.removeEventListener("mousemove", handleResizeMove);
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window.removeEventListener("mouseup", handleResizeUp);
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}, [handleResizeMove]);
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const handleResizeMouseDown = (event: React.MouseEvent, corner: ResizeCorner) => {
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event.stopPropagation();
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event.preventDefault();
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resizeRef.current = {
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isResizing: true,
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corner,
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startX: event.clientX,
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startY: event.clientY,
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startLeft: data.position.x,
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startTop: data.position.y,
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startWidth: data.width,
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startHeight: data.height,
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keepRatio: data.type === CanvasNodeType.Image && !data.metadata?.freeResize,
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ratio: (data.metadata?.naturalWidth || data.width) / (data.metadata?.naturalHeight || data.height || 1),
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};
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window.addEventListener("mousemove", handleResizeMove);
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window.addEventListener("mouseup", handleResizeUp);
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};
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useEffect(() => {
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return () => {
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window.removeEventListener("mousemove", handleResizeMove);
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window.removeEventListener("mouseup", handleResizeUp);
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};
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}, [handleResizeMove, handleResizeUp]);
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return (
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<div
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data-node-id={data.id}
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className={`node-element absolute flex select-none flex-col transition-shadow duration-200 ${isSelected ? "z-50" : "z-10"}`}
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style={{
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transform: `translate(${data.position.x}px, ${data.position.y}px)`,
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width: data.width,
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height: data.height,
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transition: "box-shadow 200ms ease",
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contain: "layout style",
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}}
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onMouseEnter={() => {
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setHovered(true);
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onHoverStart(data.id);
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}}
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onMouseLeave={() => {
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setHovered(false);
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onHoverEnd(data.id);
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}}
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onContextMenu={(event) => onContextMenu(event, data.id)}
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>
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<div
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className="relative h-full w-full overflow-visible rounded-3xl border-2"
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style={{
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background: hasImageContent ? "transparent" : theme.node.fill,
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borderColor: hasImageContent ? imageBorderColor : isActive ? selectionBlue : isRelated ? theme.node.muted : theme.node.stroke,
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boxShadow: isActive ? `0 0 0 1px ${selectionBlue}55` : isRelated && !isBatchChild ? `0 0 0 1px ${theme.node.muted}55, 0 18px 48px rgba(0,0,0,.14)` : undefined,
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}}
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onMouseDown={(event) => onMouseDown(event, data.id)}
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onDoubleClick={(event) => {
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if (isBatchRoot) {
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event.stopPropagation();
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onToggleBatch?.(data.id);
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return;
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}
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if (data.type !== CanvasNodeType.Text) return;
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event.stopPropagation();
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setIsEditingContent(true);
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}}
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>
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<div
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className={`relative flex h-full w-full items-center justify-center rounded-[inherit] ${isBatchRoot ? "overflow-visible" : "overflow-hidden"}`}
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style={{
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background: hasImageContent ? "transparent" : theme.node.fill,
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"--batch-from-x": `${batchMotion?.x || 0}px`,
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"--batch-from-y": `${batchMotion?.y || 0}px`,
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"--batch-from-rotate": `${6 + (batchMotion?.index || 0) * 4}deg`,
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animation: data.metadata?.batchRootId
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? batchClosing
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? "canvas-batch-child-out 260ms cubic-bezier(.4,0,.2,1) both"
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: "canvas-batch-child-in 340ms cubic-bezier(.2,.85,.18,1) both"
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: undefined,
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animationDelay: data.metadata?.batchRootId ? `${batchClosing ? 0 : 45 + (batchMotion?.index || 0) * 24}ms` : undefined,
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} as React.CSSProperties}
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>
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<NodeContent
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node={data}
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theme={theme}
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isEditingContent={isEditingContent}
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textareaRef={textareaRef}
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isBatchRoot={isBatchRoot}
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batchCount={batchCount}
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batchExpanded={batchExpanded}
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batchOpening={batchOpening}
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batchRecovering={batchRecovering}
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renderNodeContent={renderNodeContent}
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onContentChange={onContentChange}
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onStopEditing={() => setIsEditingContent(false)}
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onRetry={onRetry}
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onGenerateImage={onGenerateImage}
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onToggleBatch={() => onToggleBatch?.(data.id)}
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onSetBatchPrimary={() => onSetBatchPrimary?.(data)}
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/>
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</div>
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{!hasImageContent ? (
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<div
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className="pointer-events-none absolute inset-x-0 bottom-0 h-12"
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style={{ background: `linear-gradient(to top, ${theme.canvas.background}66, transparent)` }}
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/>
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) : null}
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<ResizeHandle corner="top-left" onMouseDown={handleResizeMouseDown} />
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<ResizeHandle corner="top-right" onMouseDown={handleResizeMouseDown} />
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<ResizeHandle corner="bottom-left" onMouseDown={handleResizeMouseDown} />
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<ResizeHandle corner="bottom-right" onMouseDown={handleResizeMouseDown} />
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</div>
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<ConnectionHandleDot
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side="left"
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visible={hovered || isSelected || isConnecting}
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onMouseDown={(event) => onConnectStart(event, data.id, "target")}
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/>
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<ConnectionHandleDot
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side="right"
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visible={data.type !== CanvasNodeType.Config && (hovered || isSelected || isConnecting)}
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onMouseDown={(event) => onConnectStart(event, data.id, "source")}
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/>
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{showPanel && renderPanel && data.type !== CanvasNodeType.Config ? <div className="absolute left-1/2 top-full z-[70] w-[500px] -translate-x-1/2 pt-4">{renderPanel(data)}</div> : null}
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</div>
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);
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});
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function NodeContent(props: NodeContentRendererProps) {
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if (props.node.type === CanvasNodeType.Config && props.renderNodeContent) return props.renderNodeContent(props.node);
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if (props.isBatchRoot) return <ImageNodeContent {...props} />;
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if (props.node.metadata?.status === "loading") return <LoadingContent theme={props.theme} />;
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if (props.node.metadata?.status === "error") return <ErrorContent node={props.node} theme={props.theme} onRetry={props.onRetry} />;
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const Renderer = nodeContentRenderers[props.node.type];
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return <Renderer {...props} />;
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}
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const nodeContentRenderers = {
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[CanvasNodeType.Text]: TextContent,
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[CanvasNodeType.Image]: ImageNodeContent,
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[CanvasNodeType.Config]: EmptyImageContent,
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} satisfies Record<CanvasNodeType, (props: NodeContentRendererProps) => ReactNode>;
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function LoadingContent({ theme }: Pick<NodeContentRendererProps, "theme">) {
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return (
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<div className="flex h-full w-full flex-col items-center justify-center gap-3" style={{ color: theme.node.activeStroke }}>
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<div className="size-10 animate-spin rounded-full border-2" style={{ borderColor: theme.node.stroke, borderTopColor: theme.node.activeStroke }} />
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<span className="text-[10px] tracking-[0.2em]">生成中</span>
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</div>
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);
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}
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function ErrorContent({
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node,
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theme,
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onRetry,
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}: Pick<NodeContentRendererProps, "node" | "theme" | "onRetry">) {
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return (
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<div className="flex max-w-[260px] flex-col items-center gap-3 px-5 text-center">
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<div className="text-xs leading-5 text-red-300">{node.metadata?.errorDetails || "生成失败"}</div>
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<button
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type="button"
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className="inline-flex h-8 items-center gap-1.5 rounded-full border px-3 text-xs font-medium transition hover:scale-[1.02]"
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style={{ background: theme.toolbar.panel, borderColor: theme.toolbar.border, color: theme.node.text }}
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onClick={(event) => {
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event.stopPropagation();
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onRetry?.(node);
|
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}}
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onMouseDown={(event) => event.stopPropagation()}
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>
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<RefreshCw className="size-3.5" />
|
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重试
|
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</button>
|
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</div>
|
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);
|
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}
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|
||||
function TextContent({
|
||||
node,
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||||
theme,
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isEditingContent,
|
||||
textareaRef,
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||||
onContentChange,
|
||||
onStopEditing,
|
||||
onGenerateImage,
|
||||
}: NodeContentRendererProps) {
|
||||
return (
|
||||
<div className="flex h-full w-full flex-col overflow-hidden pt-8">
|
||||
<button
|
||||
type="button"
|
||||
className="absolute right-3 top-3 z-20 inline-flex h-8 items-center gap-1 rounded-full border px-2.5 text-xs font-medium opacity-85 backdrop-blur-md transition hover:scale-[1.02] hover:opacity-100"
|
||||
style={{ background: `${theme.toolbar.panel}dd`, borderColor: theme.node.stroke, color: theme.node.text }}
|
||||
onClick={(event) => {
|
||||
event.stopPropagation();
|
||||
onGenerateImage?.(node);
|
||||
}}
|
||||
onMouseDown={(event) => event.stopPropagation()}
|
||||
onPointerDown={(event) => event.stopPropagation()}
|
||||
title="用文本生图"
|
||||
aria-label="用文本生图"
|
||||
>
|
||||
<ImageIcon className="size-3.5" />
|
||||
生图
|
||||
</button>
|
||||
{isEditingContent ? (
|
||||
<textarea
|
||||
ref={textareaRef}
|
||||
className="thin-scrollbar block h-full w-full resize-none overflow-y-auto whitespace-pre-wrap break-words border-none bg-transparent pl-4 pr-14 pt-0 pb-4 m-0 font-mono leading-relaxed outline-none select-text appearance-none"
|
||||
style={{ fontSize: `${node.metadata?.fontSize || 14}px`, color: theme.node.text }}
|
||||
value={node.metadata?.content || ""}
|
||||
onChange={(event) => onContentChange(node.id, event.target.value)}
|
||||
onBlur={onStopEditing}
|
||||
onKeyDown={(event) => {
|
||||
if (event.key === "Escape") onStopEditing();
|
||||
}}
|
||||
onMouseDown={(event) => event.stopPropagation()}
|
||||
onPointerDown={(event) => event.stopPropagation()}
|
||||
onWheel={(event) => event.stopPropagation()}
|
||||
/>
|
||||
) : (
|
||||
<div
|
||||
className="thin-scrollbar block h-full w-full overflow-y-auto whitespace-pre-wrap break-words bg-transparent pl-4 pr-14 pt-0 pb-4 font-mono leading-relaxed"
|
||||
style={{ fontSize: `${node.metadata?.fontSize || 14}px`, color: theme.node.text }}
|
||||
onWheel={(event) => event.stopPropagation()}
|
||||
>
|
||||
{node.metadata?.content || <span style={{ color: theme.node.placeholder }}>双击编辑文字</span>}
|
||||
</div>
|
||||
)}
|
||||
</div>
|
||||
);
|
||||
}
|
||||
|
||||
function ImageNodeContent(props: NodeContentRendererProps) {
|
||||
if (!props.node.metadata?.content && props.isBatchRoot) {
|
||||
const content = props.node.metadata?.status === "loading"
|
||||
? <LoadingContent theme={props.theme} />
|
||||
: props.node.metadata?.status === "error"
|
||||
? <ErrorContent node={props.node} theme={props.theme} onRetry={props.onRetry} />
|
||||
: <EmptyImageContent {...props} isBatchRoot={false} />;
|
||||
return <BatchFrame batchCount={props.batchCount} batchExpanded={props.batchExpanded} batchOpening={props.batchOpening} batchRecovering={props.batchRecovering} onToggleBatch={props.onToggleBatch}>{content}</BatchFrame>;
|
||||
}
|
||||
if (!props.node.metadata?.content) return <EmptyImageContent {...props} />;
|
||||
|
||||
return (
|
||||
<ImageContent
|
||||
node={props.node}
|
||||
isBatchRoot={props.isBatchRoot}
|
||||
batchCount={props.batchCount}
|
||||
batchExpanded={props.batchExpanded}
|
||||
batchOpening={props.batchOpening}
|
||||
batchRecovering={props.batchRecovering}
|
||||
onToggleBatch={props.onToggleBatch}
|
||||
onSetBatchPrimary={props.onSetBatchPrimary}
|
||||
/>
|
||||
);
|
||||
}
|
||||
|
||||
function EmptyImageContent({ theme, isBatchRoot, batchCount, batchExpanded, batchOpening, batchRecovering, onToggleBatch }: NodeContentRendererProps) {
|
||||
const content = (
|
||||
<div className="flex h-full w-full flex-col items-center justify-center gap-3" style={{ color: theme.node.placeholder }}>
|
||||
<div className="flex size-14 items-center justify-center rounded-2xl" style={{ background: theme.toolbar.activeBg }}>
|
||||
<ImageIcon className="size-6 opacity-30" />
|
||||
</div>
|
||||
<span className="text-[10px] tracking-[0.18em] opacity-50">空图片节点</span>
|
||||
</div>
|
||||
);
|
||||
if (isBatchRoot) return <BatchFrame batchCount={batchCount} batchExpanded={batchExpanded} batchOpening={batchOpening} batchRecovering={batchRecovering} onToggleBatch={onToggleBatch}>{content}</BatchFrame>;
|
||||
return (
|
||||
content
|
||||
);
|
||||
}
|
||||
|
||||
function ImageContent({
|
||||
node,
|
||||
isBatchRoot,
|
||||
batchCount,
|
||||
batchExpanded,
|
||||
batchOpening,
|
||||
batchRecovering,
|
||||
onToggleBatch,
|
||||
onSetBatchPrimary,
|
||||
}: {
|
||||
node: CanvasNodeData;
|
||||
isBatchRoot: boolean;
|
||||
batchCount: number;
|
||||
batchExpanded: boolean;
|
||||
batchOpening: boolean;
|
||||
batchRecovering: boolean;
|
||||
onToggleBatch?: () => void;
|
||||
onSetBatchPrimary?: () => void;
|
||||
}) {
|
||||
const theme = canvasThemes[useThemeStore((state) => state.theme)];
|
||||
const isBatchChild = Boolean(node.metadata?.batchRootId);
|
||||
|
||||
return (
|
||||
<BatchFrame batchCount={isBatchRoot ? batchCount : 0} batchExpanded={batchExpanded} batchOpening={batchOpening} batchRecovering={batchRecovering} onToggleBatch={onToggleBatch}>
|
||||
<img
|
||||
src={node.metadata!.content!}
|
||||
alt={node.title}
|
||||
draggable={false}
|
||||
onDragStart={(event) => event.preventDefault()}
|
||||
className={`pointer-events-none block h-full w-full select-none rounded-[inherit] ${node.metadata?.freeResize ? "object-fill" : "object-contain"}`}
|
||||
/>
|
||||
{isBatchRoot ? (
|
||||
<button
|
||||
type="button"
|
||||
className="absolute right-2.5 top-2.5 z-30 flex h-8 items-center justify-center gap-1 rounded-full border px-2.5 text-xs font-semibold shadow-[0_6px_18px_rgba(15,23,42,.10)] backdrop-blur-md transition hover:scale-[1.02]"
|
||||
style={{ background: `${theme.toolbar.panel}d9`, borderColor: `${theme.toolbar.border}cc`, color: theme.node.text }}
|
||||
aria-label={batchExpanded ? "图片组已展开" : "图片组已收起"}
|
||||
onClick={(event) => {
|
||||
event.stopPropagation();
|
||||
onToggleBatch?.();
|
||||
}}
|
||||
onMouseDown={(event) => event.stopPropagation()}
|
||||
onPointerDown={(event) => event.stopPropagation()}
|
||||
>
|
||||
<span className="leading-none text-[#2f80ff]">{batchCount}</span>
|
||||
<ChevronRight className={`size-3.5 opacity-55 transition-transform ${batchExpanded ? "rotate-90" : ""}`} />
|
||||
</button>
|
||||
) : null}
|
||||
{isBatchChild ? (
|
||||
<button
|
||||
type="button"
|
||||
className="absolute right-3 top-3 z-30 flex h-9 items-center gap-1.5 rounded-xl border px-2.5 text-xs font-medium opacity-0 shadow-[0_8px_20px_rgba(68,64,60,.13)] backdrop-blur-md transition group-hover/batch:opacity-100 hover:scale-[1.02]"
|
||||
style={{ background: theme.toolbar.panel, borderColor: theme.toolbar.border, color: theme.node.text }}
|
||||
onClick={(event) => {
|
||||
event.stopPropagation();
|
||||
onSetBatchPrimary?.();
|
||||
}}
|
||||
onMouseDown={(event) => event.stopPropagation()}
|
||||
onPointerDown={(event) => event.stopPropagation()}
|
||||
>
|
||||
<Star className="size-3.5 text-[#2f80ff]" />
|
||||
设为主图
|
||||
</button>
|
||||
) : null}
|
||||
</BatchFrame>
|
||||
);
|
||||
}
|
||||
|
||||
function BatchFrame({ batchCount, batchExpanded, batchOpening, batchRecovering, onToggleBatch, children }: { batchCount: number; batchExpanded: boolean; batchOpening: boolean; batchRecovering: boolean; onToggleBatch?: () => void; children: ReactNode }) {
|
||||
const theme = canvasThemes[useThemeStore((state) => state.theme)];
|
||||
const isBatchRoot = batchCount > 1;
|
||||
return (
|
||||
<div className="group/batch relative h-full w-full overflow-visible" onDoubleClick={isBatchRoot ? (event) => { event.stopPropagation(); onToggleBatch?.(); } : undefined}>
|
||||
{isBatchRoot ? (
|
||||
<div className="pointer-events-none absolute inset-0 overflow-visible">
|
||||
{Array.from({ length: Math.min(batchCount - 1, 5) }).map((_, index) => (
|
||||
<div
|
||||
key={index}
|
||||
className="absolute rounded-[inherit] border shadow-[0_14px_34px_rgba(68,64,60,.16)] transition-all duration-300 group-hover/batch:translate-x-2"
|
||||
style={{
|
||||
inset: 0,
|
||||
background: `linear-gradient(135deg, ${theme.node.panel}, ${theme.node.fill})`,
|
||||
borderColor: theme.node.stroke,
|
||||
opacity: batchExpanded && !batchOpening ? 0.34 : 1,
|
||||
transform: batchOpening || batchRecovering ? `translate(${54 + index * 22}px, ${20 + index * 12}px) rotate(${8 + index * 5}deg) scale(.98)` : `translate(${34 + index * 18}px, ${14 + index * 10}px) rotate(${6 + index * 4}deg)`,
|
||||
zIndex: -index - 1,
|
||||
}}
|
||||
/>
|
||||
))}
|
||||
</div>
|
||||
) : null}
|
||||
{children}
|
||||
</div>
|
||||
);
|
||||
}
|
||||
function ResizeHandle({
|
||||
corner,
|
||||
onMouseDown,
|
||||
}: {
|
||||
corner: ResizeCorner;
|
||||
onMouseDown: (event: React.MouseEvent, corner: ResizeCorner) => void;
|
||||
}) {
|
||||
const positionClass = {
|
||||
"top-left": "-left-[14px] -top-[14px] cursor-nwse-resize",
|
||||
"top-right": "-right-[14px] -top-[14px] cursor-nesw-resize",
|
||||
"bottom-left": "-bottom-[14px] -left-[14px] cursor-nesw-resize",
|
||||
"bottom-right": "-bottom-[14px] -right-[14px] cursor-nwse-resize",
|
||||
}[corner];
|
||||
|
||||
return (
|
||||
<div
|
||||
className={`absolute z-50 size-7 ${positionClass}`}
|
||||
onMouseDown={(event) => onMouseDown(event, corner)}
|
||||
/>
|
||||
);
|
||||
}
|
||||
|
||||
function ConnectionHandleDot({
|
||||
side,
|
||||
visible,
|
||||
onMouseDown,
|
||||
}: {
|
||||
side: "left" | "right";
|
||||
visible: boolean;
|
||||
onMouseDown: (event: React.MouseEvent) => void;
|
||||
}) {
|
||||
const theme = canvasThemes[useThemeStore((state) => state.theme)];
|
||||
|
||||
return (
|
||||
<div
|
||||
className={`absolute top-1/2 z-30 flex size-12 -translate-y-1/2 cursor-crosshair items-center justify-center transition-opacity duration-150 ${
|
||||
side === "left" ? "-left-6" : "-right-6"
|
||||
} ${visible ? "pointer-events-auto opacity-100" : "pointer-events-none opacity-0"}`}
|
||||
onMouseDown={onMouseDown}
|
||||
>
|
||||
<div
|
||||
className="size-3 rounded-full border-2 transition-all hover:scale-125"
|
||||
style={{ background: theme.node.panel, borderColor: theme.node.muted }}
|
||||
/>
|
||||
</div>
|
||||
);
|
||||
}
|
||||
Reference in New Issue
Block a user