feat:减少冗余代码???
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@ -40,7 +40,7 @@
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ref="canvas"
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class="diagram-canvas"
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:style="{
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transform: `translate(${position.x}px, ${position.y}px) scale(${scale})`,
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transform: `translate(${componentManager.canvasPosition.x}px, ${componentManager.canvasPosition.y}px) scale(${componentManager.canvasScale.value})`,
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}"
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>
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<!-- 渲染连线 -->
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@ -167,7 +167,9 @@
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class="absolute bottom-4 right-4 bg-base-100 px-3 py-1.5 rounded-md shadow-md z-20"
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style="opacity: 0.9"
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>
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<span class="text-sm font-medium">{{ Math.round(scale * 100) }}%</span>
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<span class="text-sm font-medium"
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>{{ Math.round(componentManager?.canvasScale.value * 100) }}%</span
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>
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</div>
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</div>
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</template>
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@ -243,8 +245,6 @@ const alertStore = useAlertStore();
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// --- 画布状态 ---
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const canvasContainer = ref<HTMLElement | null>(null);
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const canvas = ref<HTMLElement | null>(null);
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const position = reactive({ x: 0, y: 0 });
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const scale = ref(1);
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const isDragging = ref(false);
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const isMiddleDragging = ref(false);
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const dragStart = reactive({ x: 0, y: 0 });
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@ -265,11 +265,6 @@ const diagramData = ref<DiagramData>({
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connections: [],
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});
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// 组件引用跟踪(保留以便向后兼容)
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const componentRefs = computed(
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() => componentManager?.componentRefs.value || {},
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);
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// 计算属性:从 diagramData 中提取组件列表,并按index属性排序
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const diagramParts = computed<DiagramPart[]>(() => {
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// 克隆原始数组以避免直接修改原始数据
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@ -423,25 +418,13 @@ function onZoom(e: WheelEvent) {
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const mouseX = e.clientX - containerRect.left;
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const mouseY = e.clientY - containerRect.top;
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// 计算鼠标在画布坐标系中的位置
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const mouseXCanvas = (mouseX - position.x) / scale.value;
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const mouseYCanvas = (mouseY - position.y) / scale.value;
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// 计算缩放值
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const zoomFactor = 1.1; // 每次放大/缩小10%
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const direction = e.deltaY > 0 ? -1 : 1;
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const finalZoomFactor = direction > 0 ? zoomFactor : 1 / zoomFactor;
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// 计算新的缩放值
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let newScale =
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direction > 0 ? scale.value * zoomFactor : scale.value / zoomFactor;
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newScale = Math.max(MIN_SCALE, Math.min(newScale, MAX_SCALE));
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// 计算新的位置,使鼠标指针位置在缩放前后保持不变
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position.x = mouseX - mouseXCanvas * newScale;
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position.y = mouseY - mouseYCanvas * newScale;
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// 更新缩放值
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scale.value = newScale;
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// 使用componentManager的缩放方法
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componentManager?.zoomAtPosition(mouseX, mouseY, finalZoomFactor);
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}
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// --- 画布交互逻辑 ---
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@ -472,8 +455,10 @@ function startDrag(e: MouseEvent) {
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isDragging.value = true;
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isMiddleDragging.value = false;
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dragStart.x = e.clientX - position.x;
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dragStart.y = e.clientY - position.y;
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const currentPosition = componentManager?.getCanvasPosition();
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if (!currentPosition) return;
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dragStart.x = e.clientX - currentPosition.x;
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dragStart.y = e.clientY - currentPosition.y;
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isDragEventActive.value = true;
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e.preventDefault();
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@ -487,8 +472,10 @@ function startMiddleDrag(e: MouseEvent) {
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isDragging.value = false;
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draggingComponentId.value = null;
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dragStart.x = e.clientX - position.x;
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dragStart.y = e.clientY - position.y;
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const currentPosition = componentManager?.getCanvasPosition();
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if (!currentPosition) return;
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dragStart.x = e.clientX - currentPosition.x;
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dragStart.y = e.clientY - currentPosition.y;
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isDragEventActive.value = true;
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e.preventDefault();
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@ -498,8 +485,11 @@ function startMiddleDrag(e: MouseEvent) {
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function onDrag(e: MouseEvent) {
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if (!isDragging.value && !isMiddleDragging.value) return;
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position.x = e.clientX - dragStart.x;
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position.y = e.clientY - dragStart.y;
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const newX = e.clientX - dragStart.x;
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const newY = e.clientY - dragStart.y;
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// 使用componentManager设置画布位置
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componentManager?.setCanvasPosition(newX, newY);
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}
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// 停止拖拽画布
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@ -551,15 +541,16 @@ function startComponentDrag(e: MouseEvent, component: DiagramPart) {
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if (!canvasContainer.value) return;
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const containerRect = canvasContainer.value.getBoundingClientRect();
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// 计算鼠标在画布坐标系中的位置
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const mouseX_canvas =
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(e.clientX - containerRect.left - position.x) / scale.value;
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const mouseY_canvas =
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(e.clientY - containerRect.top - position.y) / scale.value;
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// 使用componentManager的屏幕坐标转画布坐标方法
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const mouseCanvasPos = componentManager?.screenToCanvas(
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e.clientX - containerRect.left,
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e.clientY - containerRect.top,
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);
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if (!mouseCanvasPos) return;
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// 计算鼠标相对于组件左上角的偏移量
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componentDragOffset.x = mouseX_canvas - component.x;
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componentDragOffset.y = mouseY_canvas - component.y;
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componentDragOffset.x = mouseCanvasPos.x - component.x;
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componentDragOffset.y = mouseCanvasPos.y - component.y;
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// 激活组件拖拽事件监听
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isComponentDragEventActive.value = true;
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@ -575,15 +566,16 @@ function onComponentDrag(e: MouseEvent) {
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const containerRect = canvasContainer.value.getBoundingClientRect();
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// 计算鼠标在画布坐标系中的位置
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const mouseX_canvas =
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(e.clientX - containerRect.left - position.x) / scale.value;
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const mouseY_canvas =
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(e.clientY - containerRect.top - position.y) / scale.value;
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// 使用componentManager的屏幕坐标转画布坐标方法
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const mouseCanvasPos = componentManager?.screenToCanvas(
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e.clientX - containerRect.left,
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e.clientY - containerRect.top,
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);
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if (!mouseCanvasPos) return;
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// 计算组件新位置
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const newX = mouseX_canvas - componentDragOffset.x;
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const newY = mouseY_canvas - componentDragOffset.y;
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const newX = mouseCanvasPos.x - componentDragOffset.x;
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const newY = mouseCanvasPos.y - componentDragOffset.y;
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// 获取当前拖动的组件
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const draggedComponent = diagramParts.value.find(
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@ -671,9 +663,19 @@ function updateComponentProp(
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function updateMousePosition(e: MouseEvent) {
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if (!canvasContainer.value) return;
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const containerRect = canvasContainer.value.getBoundingClientRect();
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mousePosition.x = (e.clientX - containerRect.left - position.x) / scale.value;
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mousePosition.y = (e.clientY - containerRect.top - position.y) / scale.value;
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} // 处理引脚点击
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// 使用componentManager的屏幕坐标转画布坐标方法
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const canvasPos = componentManager?.screenToCanvas(
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e.clientX - containerRect.left,
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e.clientY - containerRect.top,
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);
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if (!canvasPos) return;
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mousePosition.x = canvasPos.x;
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mousePosition.y = canvasPos.y;
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}
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// 处理引脚点击
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function handlePinClick(componentId: string, pinInfo: any, event: MouseEvent) {
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if (!canvasContainer.value) return;
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updateMousePosition(event);
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@ -1029,8 +1031,8 @@ onMounted(async () => {
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saveDiagramData(data);
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emit("diagram-updated", data);
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},
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getCanvasPosition: () => ({ x: position.x, y: position.y }),
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getScale: () => scale.value,
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getCanvasPosition: () => componentManager.getCanvasPosition(),
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getScale: () => componentManager.getCanvasScale(),
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$el: canvasContainer.value,
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};
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componentManager.setCanvasRef(canvasAPI);
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@ -1060,11 +1062,13 @@ onMounted(async () => {
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} catch (error) {
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console.error("加载图表数据失败:", error);
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}
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// 初始化中心位置
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if (canvasContainer.value) {
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// 初始化中心位置 - 使用componentManager设置
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if (canvasContainer.value && componentManager) {
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// 修改为将画布中心点放在容器中心点
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position.x = canvasContainer.value.clientWidth / 2 - 5000; // 画布宽度的一半
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position.y = canvasContainer.value.clientHeight / 2 - 5000; // 画布高度的一半
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const centerX = canvasContainer.value.clientWidth / 2 - 5000; // 画布宽度的一半
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const centerY = canvasContainer.value.clientHeight / 2 - 5000; // 画布高度的一半
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componentManager.setCanvasPosition(centerX, centerY);
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}
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});
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@ -1102,40 +1106,6 @@ defineExpose({
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// 基本数据操作
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getDiagramData: () => diagramData.value,
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updateDiagramDataDirectly,
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setDiagramData: (data: DiagramData) => {
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// 检查组件是否仍然挂载
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if (!document.body.contains(canvasContainer.value)) {
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return; // 如果组件已经卸载,不执行后续操作
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}
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isLoading.value = true;
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// 使用requestAnimationFrame确保UI更新
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window.requestAnimationFrame(() => {
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// 再次检查组件是否仍然挂载
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if (!document.body.contains(canvasContainer.value)) {
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return; // 如果组件已经卸载,不执行后续操作
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}
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diagramData.value = data;
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saveDiagramData(data);
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// 发出diagram-updated事件
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emit("diagram-updated", data);
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// 短暂延迟后结束加载状态,以便UI能更新
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setTimeout(() => {
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// 检查组件是否仍然挂载
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if (document.body.contains(canvasContainer.value)) {
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isLoading.value = false;
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}
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}, 200);
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});
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},
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// 画布状态
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getCanvasPosition: () => ({ x: position.x, y: position.y }),
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getScale: () => scale.value,
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});
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// 监视器 - 当图表数据更改时保存
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@ -1241,15 +1211,6 @@ watch(
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display: none;
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}
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/* 为黑暗模式设置不同的网格线颜色 */
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/* :root[data-theme="dark"] .diagram-container {
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background-image:
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linear-gradient(to right, rgba(200, 200, 200, 0.1) 1px, transparent 1px),
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linear-gradient(to bottom, rgba(200, 200, 200, 0.1) 1px, transparent 1px),
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linear-gradient(to right, rgba(180, 180, 180, 0.15) 100px, transparent 100px),
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linear-gradient(to bottom, rgba(180, 180, 180, 0.15) 100px, transparent 100px);
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} */
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/* 深度选择器 - 默认阻止SVG内部元素的鼠标事件,但允许SVG本身和特定交互元素 */
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.component-wrapper :deep(svg) {
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pointer-events: auto;
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@ -1,4 +1,4 @@
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import { ref, shallowRef, computed } from "vue";
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import { ref, shallowRef, computed, reactive } from "vue";
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import { createInjectionState } from "@vueuse/core";
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import type { DiagramData, DiagramPart } from "./diagramManager";
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import type { PropertyConfig } from "@/components/equipments/componentConfig";
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@ -28,6 +28,10 @@ const [useProvideComponentManager, useComponentManager] = createInjectionState(
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const diagramCanvas = ref<any>(null);
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const componentRefs = ref<Record<string, any>>({});
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// 新增:直接管理canvas的位置和缩放
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const canvasPosition = reactive({ x: 0, y: 0 });
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const canvasScale = ref(1);
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// 计算当前选中的组件数据
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const selectedComponentData = computed(() => {
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if (!diagramCanvas.value || !selectedComponentId.value) return null;
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@ -40,6 +44,104 @@ const [useProvideComponentManager, useComponentManager] = createInjectionState(
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return null;
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});
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// --- Canvas 控制方法 ---
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/**
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* 设置canvas位置
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*/
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function setCanvasPosition(x: number, y: number) {
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canvasPosition.x = x;
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canvasPosition.y = y;
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}
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/**
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* 更新canvas位置(相对偏移)
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*/
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function updateCanvasPosition(deltaX: number, deltaY: number) {
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canvasPosition.x += deltaX;
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canvasPosition.y += deltaY;
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}
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/**
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* 设置canvas缩放
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*/
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function setCanvasScale(scale: number) {
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canvasScale.value = Math.max(0.2, Math.min(scale, 10.0));
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}
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/**
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* 获取canvas位置
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*/
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function getCanvasPosition() {
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return { x: canvasPosition.x, y: canvasPosition.y };
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}
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/**
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* 获取canvas缩放
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*/
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function getCanvasScale() {
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return canvasScale.value;
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}
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/**
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* 缩放到指定位置(以鼠标位置为中心)
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*/
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function zoomAtPosition(mouseX: number, mouseY: number, zoomFactor: number) {
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// 计算鼠标在画布坐标系中的位置
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const mouseXCanvas = (mouseX - canvasPosition.x) / canvasScale.value;
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const mouseYCanvas = (mouseY - canvasPosition.y) / canvasScale.value;
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// 计算新的缩放值
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const newScale = Math.max(0.2, Math.min(canvasScale.value * zoomFactor, 10.0));
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// 计算新的位置,使鼠标指针位置在缩放前后保持不变
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canvasPosition.x = mouseX - mouseXCanvas * newScale;
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canvasPosition.y = mouseY - mouseYCanvas * newScale;
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canvasScale.value = newScale;
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return { scale: newScale, position: { x: canvasPosition.x, y: canvasPosition.y } };
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}
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/**
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* 将屏幕坐标转换为画布坐标
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*/
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function screenToCanvas(screenX: number, screenY: number) {
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return {
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x: (screenX - canvasPosition.x) / canvasScale.value,
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y: (screenY - canvasPosition.y) / canvasScale.value
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};
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}
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/**
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* 将画布坐标转换为屏幕坐标
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*/
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function canvasToScreen(canvasX: number, canvasY: number) {
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return {
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x: canvasX * canvasScale.value + canvasPosition.x,
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y: canvasY * canvasScale.value + canvasPosition.y
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};
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}
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/**
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* 居中显示指定区域
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*/
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function centerView(bounds: { x: number, y: number, width: number, height: number }, containerWidth: number, containerHeight: number) {
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// 计算合适的缩放比例
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const scaleX = containerWidth / bounds.width;
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const scaleY = containerHeight / bounds.height;
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const newScale = Math.min(scaleX, scaleY, 1) * 0.8; // 留一些边距
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// 计算居中位置
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const centerX = bounds.x + bounds.width / 2;
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const centerY = bounds.y + bounds.height / 2;
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canvasScale.value = newScale;
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canvasPosition.x = containerWidth / 2 - centerX * newScale;
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canvasPosition.y = containerHeight / 2 - centerY * newScale;
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return { scale: newScale, position: { x: canvasPosition.x, y: canvasPosition.y } };
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}
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// --- 组件模块管理 ---
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/**
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@ -111,23 +213,17 @@ const [useProvideComponentManager, useComponentManager] = createInjectionState(
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}
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console.log(`组件模块加载成功: ${componentData.type}`, componentModule);
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// 获取画布位置信息
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// 使用内部管理的位置和缩放信息
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let position = { x: 100, y: 100 };
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let scale = 1;
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try {
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if (canvasInstance.getCanvasPosition && canvasInstance.getScale) {
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position = canvasInstance.getCanvasPosition();
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scale = canvasInstance.getScale();
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const canvasContainer = canvasInstance.$el as HTMLElement;
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if (canvasContainer) {
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const viewportWidth = canvasContainer.clientWidth;
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const viewportHeight = canvasContainer.clientHeight;
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const canvasContainer = canvasInstance.$el as HTMLElement;
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if (canvasContainer) {
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const viewportWidth = canvasContainer.clientWidth;
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const viewportHeight = canvasContainer.clientHeight;
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position.x = (viewportWidth / 2 - position.x) / scale;
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position.y = (viewportHeight / 2 - position.y) / scale;
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}
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position.x = (viewportWidth / 2 - canvasPosition.x) / canvasScale.value;
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position.y = (viewportHeight / 2 - canvasPosition.y) / canvasScale.value;
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}
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} catch (error) {
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console.error("获取画布位置时出错:", error);
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@ -205,20 +301,16 @@ const [useProvideComponentManager, useComponentManager] = createInjectionState(
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const idPrefix = `template-${Date.now()}-`;
|
||||
|
||||
if (templateData.template?.parts) {
|
||||
// 获取视口中心位置
|
||||
// 使用内部管理的位置和缩放信息获取视口中心位置
|
||||
let viewportCenter = { x: 300, y: 200 };
|
||||
try {
|
||||
if (canvasInstance.getCanvasPosition && canvasInstance.getScale) {
|
||||
const position = canvasInstance.getCanvasPosition();
|
||||
const scale = canvasInstance.getScale();
|
||||
const canvasContainer = canvasInstance.$el as HTMLElement;
|
||||
const canvasContainer = canvasInstance.$el as HTMLElement;
|
||||
|
||||
if (canvasContainer) {
|
||||
const viewportWidth = canvasContainer.clientWidth;
|
||||
const viewportHeight = canvasContainer.clientHeight;
|
||||
viewportCenter.x = (viewportWidth / 2 - position.x) / scale;
|
||||
viewportCenter.y = (viewportHeight / 2 - position.y) / scale;
|
||||
}
|
||||
if (canvasContainer) {
|
||||
const viewportWidth = canvasContainer.clientWidth;
|
||||
const viewportHeight = canvasContainer.clientHeight;
|
||||
viewportCenter.x = (viewportWidth / 2 - canvasPosition.x) / canvasScale.value;
|
||||
viewportCenter.y = (viewportHeight / 2 - canvasPosition.y) / canvasScale.value;
|
||||
}
|
||||
} catch (error) {
|
||||
console.error("获取视口中心位置时出错:", error);
|
||||
|
@ -527,29 +619,6 @@ const [useProvideComponentManager, useComponentManager] = createInjectionState(
|
|||
}
|
||||
}
|
||||
|
||||
/**
|
||||
* 获取画布位置和缩放信息
|
||||
*/
|
||||
function getCanvasInfo() {
|
||||
const canvasInstance = diagramCanvas.value;
|
||||
if (!canvasInstance) return { position: { x: 0, y: 0 }, scale: 1 };
|
||||
|
||||
const position = canvasInstance.getCanvasPosition ? canvasInstance.getCanvasPosition() : { x: 0, y: 0 };
|
||||
const scale = canvasInstance.getScale ? canvasInstance.getScale() : 1;
|
||||
|
||||
return { position, scale };
|
||||
}
|
||||
|
||||
/**
|
||||
* 显示通知
|
||||
*/
|
||||
function showToast(message: string, type: "success" | "error" | "info" = "info") {
|
||||
const canvasInstance = diagramCanvas.value;
|
||||
if (canvasInstance && canvasInstance.showToast) {
|
||||
canvasInstance.showToast(message, type);
|
||||
}
|
||||
}
|
||||
|
||||
/**
|
||||
* 获取组件定义
|
||||
*/
|
||||
|
@ -619,6 +688,10 @@ const [useProvideComponentManager, useComponentManager] = createInjectionState(
|
|||
selectedComponentConfig,
|
||||
componentRefs,
|
||||
|
||||
// Canvas控制状态
|
||||
canvasPosition,
|
||||
canvasScale,
|
||||
|
||||
// 方法
|
||||
loadComponentModule,
|
||||
preloadComponentModules,
|
||||
|
@ -634,11 +707,20 @@ const [useProvideComponentManager, useComponentManager] = createInjectionState(
|
|||
getComponentRef,
|
||||
getDiagramData,
|
||||
updateDiagramData,
|
||||
getCanvasInfo,
|
||||
showToast,
|
||||
getComponentDefinition,
|
||||
prepareComponentProps,
|
||||
initialize,
|
||||
|
||||
// Canvas控制方法
|
||||
setCanvasPosition,
|
||||
updateCanvasPosition,
|
||||
setCanvasScale,
|
||||
getCanvasPosition,
|
||||
getCanvasScale,
|
||||
zoomAtPosition,
|
||||
screenToCanvas,
|
||||
canvasToScreen,
|
||||
centerView,
|
||||
};
|
||||
}
|
||||
);
|
||||
|
|
Loading…
Reference in New Issue