902 lines
28 KiB
C++
902 lines
28 KiB
C++
#include "diagramEditor/editorDiagramLayoutEngine.h"
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#include "diagramEditor/editorDirectionManager.h"
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#include "graphicsDataModel/diagramEditorModel.h"
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// 主入口函数
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QRectF DiagramLayoutEngine::executeLayout(
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QMap<QString, DiagramEditorRouteInfo>& routes,
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QMap<QString, DiagramEditorComponentInfo>& components,
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QMap<QString, QMap<int,DirectionOccupancyRecord>>& directionOccupancyMap,
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QMap<QString, DirectionOccupancyRouteInfo>& routeDirectionMap,
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const LayoutConfig& config,
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Context& context) {
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context.initComponentsCache(components);
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context.initDirectionOccupancyCache(directionOccupancyMap);
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context.initRouteDirectionMapCache(routeDirectionMap);
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context.itemCache.clear();
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QString mainRouteName = findMainRoute(routes);
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if (mainRouteName.isEmpty()) {
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qWarning() << "No main route found";
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return QRectF();
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}
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// 1. 布局主线
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layoutMainRoute(routes[mainRouteName], config, context);
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// 设置一级支线父方向
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for (auto it = routes.begin(); it != routes.end(); ++it) {
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if (it->bMainRoute) continue;
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if(it->sParentRoute == mainRouteName) //一级支线方向
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it->preferDirection = config.subDirection();
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}
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for (auto it = routes.begin(); it != routes.end(); ++it) {
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if (it->bMainRoute) continue;
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if(it->sParentRoute == mainRouteName)
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continue;
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it->preferDirection = config.mainDirection(); //二级支线方向（与主线同向）
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}
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// 2. 布局所有支线（✅ 此时方向数据必须是最新的）
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for (auto it = routes.begin(); it != routes.end(); ++it) {
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if (it->sRouteName == mainRouteName) continue;
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layoutBranchRoute(*it, config, context);
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}
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// ✅ 3. 所有布局完成之后，才更新 components
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if (!context.saveToModel) {
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for(auto& compo:components){ //从compo缓存中读取计算过的数据
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auto mapCatch = context.componentsCache;
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compo.nUsedDirection = mapCatch[compo.sName].nUsedDirection;
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compo.nRotate = mapCatch[compo.sName].nRotate;
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compo.deltaPos = mapCatch[compo.sName].deltaPos;
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}
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}
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// 4. 计算边界
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if (!context.saveToModel) {
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return calculateBoundingRect(components);
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}
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return QRectF();
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}
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// 查找主线
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QString DiagramLayoutEngine::findMainRoute(
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const QMap<QString, DiagramEditorRouteInfo>& routes) {
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QString mainRoute;
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bool hasMain = false;
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// 查找标记为主线
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for (auto it = routes.begin(); it != routes.end(); ++it) {
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if (it->bMainRoute) {
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mainRoute = it->sRouteName;
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hasMain = true;
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break;
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}
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}
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// 未设置主线，选择设备最多的线路
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if (!hasMain) {
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int maxCount = 0;
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for (auto it = routes.begin(); it != routes.end(); ++it) {
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int count = it->lstCompo.size();
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if (count > maxCount) {
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maxCount = count;
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mainRoute = it->sRouteName;
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}
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}
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// 标记为主线
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if (!mainRoute.isEmpty()) {
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const_cast<QMap<QString, DiagramEditorRouteInfo>&>(routes)[mainRoute].bMainRoute = true;
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}
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}
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return mainRoute;
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}
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// 布局主线
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void DiagramLayoutEngine::layoutMainRoute(
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DiagramEditorRouteInfo& route,
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const LayoutConfig& config,
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Context& context) {
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// 1. 设置当前线路上下文
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QString originalRouteId = context.currentRouteId;
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bool originalIsRemoving = context.isRemovingRoute;
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context.currentRouteId = route.sRouteName;
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context.isRemovingRoute = false;
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// 2. 执行布局计算
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layoutMainRouteInternal(route, config, context);
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// 4. 恢复上下文
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context.currentRouteId = originalRouteId;
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context.isRemovingRoute = originalIsRemoving;
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qInfo() << "Main route" << route.sRouteName << "layout completed";
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/*Direction mainDir = config.mainDirection();
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auto& components = route.lstCompo;
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if (components.isEmpty()) return;
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int nSeg = components.size() / 2;
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int nSegIndex =
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(mainDir == Direction::Down || mainDir == Direction::Right)
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? -nSeg
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: nSeg;
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for (int i = 0; i < components.size(); ++i) {
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DiagramEditorComponentInfo& compo = components[i];
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Direction dir = mainDir;
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int mainDirFlag = static_cast<int>(mainDir);
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int oppositeFlag = static_cast<int>(DirectionManager::getOpposite(mainDir));
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if (i == 0) {
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// 队首：只占用出方向
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compo.nUsedDirection |= mainDirFlag;
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}
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else if (i == components.size() - 1) {
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// 队尾：只占用入方向
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compo.nUsedDirection |= oppositeFlag;
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}
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else {
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// 中间节点：入方向 + 出方向（一次性占满）
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compo.nUsedDirection |= (mainDirFlag | oppositeFlag);
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}
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QPoint delta(0, 0);
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int spacing = DirectionManager::isHorizontal(mainDir)
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? config.horizontalSpacing()
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: config.verticalSpacing();
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if (DirectionManager::isHorizontal(mainDir))
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delta.setX(nSegIndex * spacing);
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else
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delta.setY(nSegIndex * spacing);
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int rotate = DirectionManager::getRotationAngle(mainDir);
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// ✅ 主线方向 → 统一交给 updateComponent
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updateComponent(compo, compo.nUsedDirection, delta, rotate, context); //**方向赋值重复，待修改
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nSegIndex += (mainDir == Direction::Up || mainDir == Direction::Left)
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? -1
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: 1;
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}*/
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}
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void DiagramLayoutEngine::layoutMainRouteInternal(
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DiagramEditorRouteInfo& route,
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const LayoutConfig& config,
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Context& context) {
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QString routeId = route.sRouteName;
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auto& components = route.lstCompo;
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if (components.isEmpty()) return;
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Direction mainDir = config.mainDirection();
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int mainDirFlag = static_cast<int>(mainDir);
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int oppositeFlag = static_cast<int>(DirectionManager::getOpposite(mainDir));
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bool isHorizontal = DirectionManager::isHorizontal(mainDir);
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int spacing = isHorizontal ? config.horizontalSpacing() : config.verticalSpacing();
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// 计算分段索引
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int nSeg = components.size() - 1; // 实际段数
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int nSegIndex = (mainDir == Direction::Down || mainDir == Direction::Right)
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? -nSeg : nSeg;
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for (int i = 0; i < components.size(); ++i) {
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DiagramEditorComponentInfo& compo = components[i];
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const QString& compoName = compo.sName;
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int dirMask = 0;
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// 计算方向占用掩码
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if (i == 0) {
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dirMask = mainDirFlag; // 队首：出方向
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} else if (i == components.size() - 1) {
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dirMask = oppositeFlag; // 队尾：入方向
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} else {
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dirMask = mainDirFlag | oppositeFlag; // 中间：入方向 + 出方向
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}
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// 计算位置偏移
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QPoint delta(0, 0);
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if (isHorizontal) {
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delta.setX(nSegIndex * spacing);
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} else {
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delta.setY(nSegIndex * spacing);
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}
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int rotate = DirectionManager::getRotationAngle(mainDir);
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// 更新组件
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updateComponent(compo, dirMask, delta, rotate, context);
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//recordRouteDirectionOccupancy(routeId, compoName, dirMask ,context);
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// 更新索引
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nSegIndex += (mainDir == Direction::Up || mainDir == Direction::Left)
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? -1 : 1;
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}
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}
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// 拆分支线
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void DiagramLayoutEngine::splitBranchRoute(
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DiagramEditorRouteInfo& route,
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Context& context) {
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route.lstOrder.clear();
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route.lstReverse.clear();
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if (route.lstCompo.isEmpty()) {
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return;
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}
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// 检查首尾元件
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int firstDir = getComponentDirection(route.lstCompo.first().sName, context);
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int lastDir = getComponentDirection(route.lstCompo.last().sName, context);
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if (firstDir != 0) {
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// 情况1: 首元件是节点
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route.lstOrder = route.lstCompo;
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} else if (lastDir != 0) {
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// 情况2: 末元件是节点
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for (auto it = route.lstCompo.rbegin(); it != route.lstCompo.rend(); ++it) {
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route.lstReverse.append(*it);
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}
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} else {
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// 情况3: 查找中间节点
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int nodeIndex = -1;
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for (int i = 0; i < route.lstCompo.size(); ++i) {
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int dir = getComponentDirection(route.lstCompo[i].sName, context);
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if (dir != 0) {
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nodeIndex = i;
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break;
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}
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}
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if (nodeIndex == -1) {
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// 没有节点，默认为正序
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route.lstOrder = route.lstCompo;
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return;
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}
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// 反向序列: 从节点到开头
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for (int i = nodeIndex; i >= 0; --i) {
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route.lstReverse.append(route.lstCompo[i]);
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}
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// 正序序列: 从节点到结尾
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for (int i = nodeIndex; i < route.lstCompo.size(); ++i) {
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route.lstOrder.append(route.lstCompo[i]);
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}
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}
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}
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// 布局支线
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void DiagramLayoutEngine::layoutBranchRoute(
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DiagramEditorRouteInfo& route,
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const LayoutConfig& config,
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Context& context) {
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// 1. 设置当前线路上下文
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QString originalRouteId = context.currentRouteId;
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bool originalIsRemoving = context.isRemovingRoute;
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context.currentRouteId = route.sRouteName;
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context.isRemovingRoute = false;
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splitBranchRoute(route, context);
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if (route.lstOrder.size() > 1) {
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layoutBranchSequence(route.lstOrder, route.preferDirection,
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config, context, true, 1);
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}
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// 4. 布局反序序列
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if (route.lstReverse.size() > 1) {
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layoutBranchSequence(route.lstReverse, route.preferDirection,
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config, context, false, -1);
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}
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// 6. 恢复上下文
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context.currentRouteId = originalRouteId;
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context.isRemovingRoute = originalIsRemoving;
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qInfo() << "Branch route" << route.sRouteName << "layout completed";
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/*if (route.lstOrder.size() > 1) {
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// ✅ 第一个元件的真实方向，由 determineBranchDirection 决定
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Direction startDir =
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determineBranchDirection(route.lstOrder[0],
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route.preferDirection,
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context);
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int polarity = 1;
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layoutBranchSequence(route.lstOrder,
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startDir,
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config,
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context,
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true,
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polarity);
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}
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if (route.lstReverse.size() > 1) {
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Direction startDir =
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determineBranchDirection(route.lstReverse[0],
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route.preferDirection,
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context);
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int polarity = -1;
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layoutBranchSequence(route.lstReverse,
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startDir,
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config,
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context,
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false,
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polarity);
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}*/
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}
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// 布局分支序列
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void DiagramLayoutEngine::layoutBranchSequence(
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QList<DiagramEditorComponentInfo>& sequence,
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Direction branchDir,
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const LayoutConfig& config,
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Context& context,
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bool isOrder,
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int polarity) {
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if (sequence.size() < 2) return;
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QString routeId = context.currentRouteId;
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bool isVertical = DirectionManager::isVertical(branchDir);
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// ✅ 2. 间距由主线方向决定
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int spacing = isVertical
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? config.verticalSpacing()
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: config.horizontalSpacing();
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for (int i = 0; i < sequence.size(); ++i) {
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// ✅ 当前元件作为“起点”
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QPoint basePos = getComponentPosition(sequence[i].sName, context);
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Direction dir =
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determineBranchDirection(sequence[i], branchDir, context);
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// ✅ 如果后面还有元件，才计算偏移
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if (i + 1 < sequence.size()) {
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DiagramEditorComponentInfo& next = sequence[i + 1];
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int offset = (i + 1) * polarity * spacing;
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QPoint nextPos = basePos;
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if (isVertical) {
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nextPos.setY(basePos.y() + offset);
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} else {
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nextPos.setX(basePos.x() + offset);
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}
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QPoint deltaPos = nextPos - basePos;
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Direction nextConnectionDir =
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DirectionManager::getOpposite(dir);
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int rotate =
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DirectionManager::getRotationAngle(dir);
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updateComponent(sequence[i], int(dir),
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basePos, rotate, context);
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updateComponent(next, int(nextConnectionDir),
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nextPos, rotate, context);
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}
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}
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}
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// 确定支线方向
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Direction DiagramLayoutEngine::determineBranchDirection(
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const DiagramEditorComponentInfo& currentNode,
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Direction preferredDir,
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Context& context) {
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int usedDirections = getComponentDirection(currentNode.sName, context);
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bool horizontal = DirectionManager::isHorizontal(preferredDir);
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if (horizontal) {
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bool left = DirectionManager::isDirectionOccupied(usedDirections, Direction::Left);
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bool right = DirectionManager::isDirectionOccupied(usedDirections, Direction::Right);
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if (!left && right) return Direction::Left;
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if (left && !right) return Direction::Right;
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} else {
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bool up = DirectionManager::isDirectionOccupied(usedDirections, Direction::Up);
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bool down = DirectionManager::isDirectionOccupied(usedDirections, Direction::Down);
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if (!up && down) return Direction::Up;
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if (up && !down) return Direction::Down;
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}
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return preferredDir;
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}
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// 获取组件位置
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QPoint DiagramLayoutEngine::getComponentPosition(
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const QString& componentName,
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Context& context) {
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if (context.saveToModel) {
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QStandardItem* item = getNameItem(componentName, context);
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if (item) {
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QVariant posData = item->data(Qt::UserRole + 2);
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if (posData.isValid() && posData.canConvert<QPoint>()) {
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return posData.toPoint();
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}
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}
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return QPoint(0, 0);
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} else {
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// ✅ 核心修复：优先使用 componentsCache
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if (context.componentsCache.contains(componentName)) {
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return context.componentsCache[componentName].deltaPos;
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}
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// ✅ 终极兜底：如果 cache 里也没有，从原始 components 取
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QStandardItem* item = getNameItem(componentName, context);
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if (item) {
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QVariant posData = item->data(Qt::UserRole + 2);
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if (posData.isValid() && posData.canConvert<QPoint>()) {
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return posData.toPoint(); // ✅ 返回真实的 deltaPos
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}
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}
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return QPoint(0, 0);
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}
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}
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// 获取组件方向
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int DiagramLayoutEngine::getComponentDirection(
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const QString& compoName,
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Context& context) {
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if (context.saveToModel) {
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QStandardItem* item = getNameItem(compoName, context);
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return item ? item->data().toInt() : 0;
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} else {
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if (context.componentsCache.contains(compoName)) {
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return context.componentsCache[compoName].nUsedDirection;
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}
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return 0;
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}
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}
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// 获取名称项
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QStandardItem* DiagramLayoutEngine::getNameItem(
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const QString& name,
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Context& context) {
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if (!m_model)
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return nullptr;
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return m_model->getNameItem(name, context.sourceId);
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}
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// 更新组件
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void DiagramLayoutEngine::updateComponent(
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DiagramEditorComponentInfo& compo,
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int dir,
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const QPoint& position,
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int rotate,
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Context& context) {
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// 1. 如果是添加操作，记录方向占用
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if (dir != 0 && !context.isRemovingRoute) {
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QString routeId = context.currentRouteId;
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if (!routeId.isEmpty()) {
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// 记录方向占用
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bool success = recordRouteDirectionOccupancy(routeId, compo.sName, dir,context);
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if (success) {
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// 使用统一的缓存更新函数
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int nTotalDir = getComponentTotalOccupiedDirections(compo.sName,context);
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updateComponentDirections(compo.sName, nTotalDir, DirectionOperation::ADD, context);
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}
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}
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}
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if (context.saveToModel) {
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QStandardItem* item = getNameItem(compo.sName, context);
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if (item) {
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//int currentDir = item->data().toInt();
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//int newDir = DirectionManager::markDirectionOccupied(currentDir, dir);
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//item->setData(QString::number(newDir));
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//int nUsedDir = item->data().toInt();
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//item->setData(dir | nUsedDir);
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item->setData(position, Qt::UserRole + 2);
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item->setData(rotate, Qt::UserRole + 5);
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}
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} else {
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//compo.nUsedDirection = DirectionManager::markDirectionOccupied(compo.nUsedDirection, dir);
|
||
compo.deltaPos = position;
|
||
compo.nRotate = rotate;
|
||
|
||
// 更新缓存
|
||
//context.componentsCache[compo.sName].nUsedDirection |= dir;
|
||
context.componentsCache[compo.sName].deltaPos = compo.deltaPos;
|
||
context.componentsCache[compo.sName].nRotate = compo.nRotate;
|
||
}
|
||
}
|
||
|
||
bool DiagramLayoutEngine::recordRouteDirectionOccupancy(
|
||
const QString& routeId,
|
||
const QString& compoName,
|
||
int directionMask,
|
||
Context& context) {
|
||
|
||
if (directionMask == 0 || routeId.isEmpty() || compoName.isEmpty()) {
|
||
return false;
|
||
}
|
||
|
||
// 1. 检查冲突
|
||
auto& dirRecords = context.directionOccupancyMap[compoName];
|
||
bool allRecorded = true;
|
||
|
||
for (int dirIndex = 0; dirIndex < 4; ++dirIndex) {
|
||
int dirBit = 1 << dirIndex;
|
||
|
||
if ((directionMask & dirBit) == 0) {
|
||
continue; // 不是要记录的方向
|
||
}
|
||
|
||
// 检查方向冲突
|
||
if (!dirRecords[dirIndex].routeId.isEmpty() &&
|
||
dirRecords[dirIndex].routeId != routeId) {
|
||
qWarning() << "方向冲突: 组件" << compoName << "方向"
|
||
<< getDirectionName(dirBit) << "已被线路"
|
||
<< dirRecords[dirIndex].routeId << "占用";
|
||
allRecorded = false;
|
||
continue;
|
||
}
|
||
}
|
||
|
||
if (!allRecorded) {
|
||
return false; // 有冲突，不记录
|
||
}
|
||
|
||
// 2. 记录到全局表
|
||
for (int dirIndex = 0; dirIndex < 4; ++dirIndex) {
|
||
int dirBit = 1 << dirIndex;
|
||
|
||
if ((directionMask & dirBit) == 0) {
|
||
continue;
|
||
}
|
||
|
||
dirRecords[dirIndex] = DirectionOccupancyRecord{
|
||
.routeId = routeId,
|
||
.directionMask = dirBit,
|
||
.timestamp = QDateTime::currentMSecsSinceEpoch()
|
||
};
|
||
|
||
qDebug() << "记录: 线路" << routeId << "占用组件" << compoName
|
||
<< "方向" << getDirectionName(dirBit);
|
||
}
|
||
|
||
// 3. 更新线路的routeInfo（关键变化：只存储实际占用的方向）
|
||
DirectionOccupancyRouteInfo& routeInfo = context.routeDirectionMap[routeId];
|
||
|
||
if (routeInfo.contains(compoName)) {
|
||
// 合并方向
|
||
int existingMask = routeInfo.getDirection(compoName);
|
||
routeInfo.updateDirection(compoName, existingMask | directionMask);
|
||
} else {
|
||
// 添加组件
|
||
routeInfo.addComponent(compoName, directionMask);
|
||
}
|
||
|
||
return true;
|
||
}
|
||
|
||
bool DiagramLayoutEngine::updateComponentDirections(const QString& compoName,
|
||
int directionMask,
|
||
DirectionOperation operation,
|
||
Context& context) {
|
||
|
||
if (compoName.isEmpty()) {
|
||
qWarning() << "Component name is empty";
|
||
return false;
|
||
}
|
||
|
||
if (directionMask == 0) {
|
||
qDebug() << "Direction mask is zero, skipping update for" << compoName;
|
||
return true; // 方向掩码为0也算成功
|
||
}
|
||
|
||
// 验证方向掩码
|
||
/*if (!isValidDirectionMask(directionMask)) {
|
||
qWarning() << "Invalid direction mask:" << directionMask
|
||
<< "for component" << compoName;
|
||
return false;
|
||
}*/
|
||
|
||
// 1. 更新缓存
|
||
bool cacheUpdated = updateComponentCacheInternal(compoName, directionMask, operation, context);
|
||
|
||
// 2. 如果需要，更新模型
|
||
bool modelUpdated = true; // 默认成功
|
||
if (context.saveToModel) {
|
||
modelUpdated = updateComponentModel(compoName, directionMask, operation, context);
|
||
}
|
||
|
||
return cacheUpdated && modelUpdated;
|
||
}
|
||
|
||
bool DiagramLayoutEngine::updateComponentCacheInternal(const QString& compoName,
|
||
int directionMask,
|
||
DirectionOperation operation,
|
||
Context& context) {
|
||
|
||
auto it = context.componentsCache.find(compoName);
|
||
|
||
switch (operation) {
|
||
case DirectionOperation::ADD: {
|
||
if (it == context.componentsCache.end()) {
|
||
// 创建新缓存条目
|
||
DiagramEditorComponentInfo info;
|
||
info.nUsedDirection = directionMask;
|
||
context.componentsCache[compoName] = info;
|
||
|
||
qDebug() << "catch create compo" << compoName
|
||
<< "used dir:" << directionMask;
|
||
} else {
|
||
int oldDir = it->nUsedDirection;
|
||
it->nUsedDirection |= directionMask;
|
||
|
||
if (oldDir != it->nUsedDirection) {
|
||
qDebug() << "catch add compo" << compoName << "direction:"
|
||
<< oldDir << "→"
|
||
<< it->nUsedDirection;
|
||
}
|
||
}
|
||
break;
|
||
}
|
||
|
||
case DirectionOperation::REMOVE: {
|
||
if (it == context.componentsCache.end()) {
|
||
qWarning() << compoName << "does't exist";
|
||
return false;
|
||
}
|
||
|
||
int oldDir = it->nUsedDirection;
|
||
it->nUsedDirection &= ~directionMask;
|
||
|
||
qDebug() << "catch remove compo" << compoName << "direction:"
|
||
<< oldDir << "→"
|
||
<< it->nUsedDirection;
|
||
|
||
// 如果没有占用的方向，清理缓存
|
||
/*if (it->nUsedDirection == 0) {
|
||
context.componentsCache.erase(it);
|
||
qDebug() << "[缓存] 移除组件" << compoName << "(无占用方向)";
|
||
}*/
|
||
break;
|
||
}
|
||
|
||
case DirectionOperation::SET: {
|
||
if (it == context.componentsCache.end()) {
|
||
DiagramEditorComponentInfo info;
|
||
info.nUsedDirection = directionMask;
|
||
context.componentsCache[compoName] = info;
|
||
} else {
|
||
it->nUsedDirection = directionMask;
|
||
}
|
||
|
||
qDebug() << "catch set compo" << compoName
|
||
<< "direction:" << directionMask;
|
||
break;
|
||
}
|
||
|
||
default:
|
||
qWarning() << "catch unknown";
|
||
return false;
|
||
}
|
||
|
||
return true;
|
||
}
|
||
|
||
bool DiagramLayoutEngine::updateComponentModel(const QString& compoName,
|
||
int directionMask,
|
||
DirectionOperation operation,
|
||
Context& context) {
|
||
|
||
QStandardItem* item = getNameItem(compoName, context);
|
||
if (!item) {
|
||
qWarning() << "model can't find" << compoName << " model";
|
||
return false;
|
||
}
|
||
|
||
int currentDir = item->data().toInt(); // 当前模型中的方向
|
||
int newDir = currentDir;
|
||
|
||
switch (operation) {
|
||
case DirectionOperation::ADD:
|
||
newDir = currentDir | directionMask;
|
||
break;
|
||
|
||
case DirectionOperation::REMOVE:
|
||
newDir = currentDir & ~directionMask;
|
||
break;
|
||
|
||
case DirectionOperation::SET:
|
||
newDir = directionMask;
|
||
break;
|
||
|
||
default:
|
||
qWarning() << "[model] unknown";
|
||
return false;
|
||
}
|
||
|
||
if (currentDir != newDir) {
|
||
item->setData(newDir);
|
||
qDebug() << "[model] update compo" << compoName << "direction:"
|
||
<< currentDir << "→"
|
||
<< newDir;
|
||
}
|
||
|
||
return true;
|
||
}
|
||
|
||
// 计算边界矩形
|
||
QRectF DiagramLayoutEngine::calculateBoundingRect(
|
||
const QMap<QString, DiagramEditorComponentInfo>& components) {
|
||
|
||
if (components.isEmpty()) {
|
||
return QRectF();
|
||
}
|
||
|
||
qreal minX = 0, maxX = 0, minY = 0, maxY = 0;
|
||
bool first = true;
|
||
|
||
for (auto it = components.begin(); it != components.end(); ++it) {
|
||
if (it->nUsedDirection == 0) continue; // 未使用的组件
|
||
|
||
QPointF pos = it->deltaPos;
|
||
|
||
if (first) {
|
||
minX = pos.x();
|
||
maxX = pos.x() + m_compoWidth;
|
||
minY = pos.y();
|
||
maxY = pos.y() + m_compoHeight;
|
||
first = false;
|
||
} else {
|
||
minX = qMin(minX, pos.x());
|
||
maxX = qMax(maxX, pos.x() + m_compoWidth);
|
||
minY = qMin(minY, pos.y());
|
||
maxY = qMax(maxY, pos.y() + m_compoHeight);
|
||
}
|
||
}
|
||
|
||
if (first) {
|
||
return QRectF(); // 没有使用的组件
|
||
}
|
||
|
||
return QRectF(minX, minY, maxX - minX, maxY - minY);
|
||
}
|
||
|
||
Direction DiagramLayoutEngine::getRouteDirection(
|
||
const QString& routeName,
|
||
const QMap<QString, DiagramEditorRouteInfo>& routes)
|
||
{
|
||
if (!routes.contains(routeName))
|
||
return Direction::Invalid;
|
||
|
||
const auto& route = routes[routeName];
|
||
|
||
if (route.bMainRoute)
|
||
return Direction::Invalid; // 主线没有父方向
|
||
|
||
// ✅ 主线 → 支线
|
||
if (route.preferDirection == Direction::Invalid)
|
||
return Direction::Invalid; // 等待填充
|
||
|
||
return route.preferDirection;
|
||
}
|
||
|
||
int DiagramLayoutEngine::getComponentTotalOccupiedDirections(const QString& compoName, Context& context) {
|
||
auto it = context.directionOccupancyMap.find(compoName);
|
||
if (it == context.directionOccupancyMap.end()) {
|
||
return 0;
|
||
}
|
||
|
||
int totalMask = 0;
|
||
for (int dirIndex = 0; dirIndex < 4; ++dirIndex) {
|
||
if (!it.value()[dirIndex].routeId.isEmpty()) {
|
||
totalMask |= it.value()[dirIndex].directionMask;
|
||
}
|
||
}
|
||
|
||
return totalMask;
|
||
}
|
||
|
||
int DiagramLayoutEngine::getComponentDirectionFromCache(const QString& compoName,const QString& routeId,Context& context)
|
||
{
|
||
if (!context.routeDirectionMap.contains(routeId)) {
|
||
qDebug() << "Route" << routeId << "not found in direction map";
|
||
return 0;
|
||
}
|
||
|
||
// 4. 从全局方向占用表中查找
|
||
if (context.directionOccupancyMap.contains(compoName)) {
|
||
const auto& dirRecords = context.directionOccupancyMap[compoName];
|
||
|
||
int directionMask = 0;
|
||
|
||
// 遍历4个方向，检查哪些被指定线路占用
|
||
for (int i = 0; i < dirRecords.size(); ++i) {
|
||
if (dirRecords[i].routeId == routeId) {
|
||
directionMask |= dirRecords[i].directionMask;
|
||
}
|
||
}
|
||
|
||
if (directionMask != 0) {
|
||
qDebug() << "Found direction mask" << directionMask
|
||
<< "for component" << compoName
|
||
<< "in route" << routeId << "from global occupancy map";
|
||
return directionMask;
|
||
}
|
||
}
|
||
|
||
// 5. 未找到
|
||
qDebug() << "Component" << compoName << "not found in route" << routeId;
|
||
return 0;
|
||
}
|
||
|
||
bool DiagramLayoutEngine::clearRouteDirectionOccupancy(const QString& routeId,Context& context) {
|
||
|
||
// 1. 查找要清理的线路
|
||
auto routeIt = context.routeDirectionMap.find(routeId);
|
||
if (routeIt == context.routeDirectionMap.end()) {
|
||
return false;
|
||
}
|
||
|
||
DirectionOccupancyRouteInfo& routeToClear = routeIt.value();
|
||
|
||
qDebug() << "=== 清理线路:" << routeId << "===";
|
||
|
||
// 2. 从全局表中清理这个线路的所有占用
|
||
for (const QString& compoName : routeToClear.getAllComponents()) {
|
||
int routeDirection = routeToClear.getDirection(compoName);
|
||
|
||
qDebug() << "clear compo" << compoName << "direction:" << routeDirection;
|
||
|
||
// 从全局表中清理
|
||
auto& dirRecords = context.directionOccupancyMap[compoName];
|
||
|
||
for (int dirIndex = 0; dirIndex < 4; ++dirIndex) {
|
||
int dirBit = 1 << dirIndex;
|
||
|
||
if ((routeDirection & dirBit) == 0) {
|
||
continue; // 不是这个线路占用的方向
|
||
}
|
||
|
||
if (!dirRecords[dirIndex].routeId.isEmpty() &&
|
||
dirRecords[dirIndex].routeId == routeId) {
|
||
|
||
qDebug() << " clear direction" << getDirectionName(dirBit);
|
||
dirRecords[dirIndex] = DirectionOccupancyRecord{};
|
||
}
|
||
}
|
||
|
||
// 更新组件缓存
|
||
updateComponentDirections(compoName, routeDirection, DirectionOperation::REMOVE, context);
|
||
}
|
||
|
||
// 3. 从routeDirectionMap中删除这个线路
|
||
context.routeDirectionMap.erase(routeIt);
|
||
|
||
// 4. 清理空的组件条目（可选）
|
||
//cleanupEmptyComponents(context);
|
||
|
||
qDebug() << "=== route" << routeId << "clear ===";
|
||
return true;
|
||
}
|