95 lines
2.3 KiB
C++
95 lines
2.3 KiB
C++
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#include "drawingPanel.h"
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#include "ui_drawingPanel.h"
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#include "designerView.h"
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#include "dataFlowGraphModel.h"
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#include "nodeDelegateModelRegistry.h"
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#include "util/selectorManager.h"
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DrawingPanel::DrawingPanel(QWidget *parent)
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: QWidget(parent)
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, ui(new Ui::drawingPanel)
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{
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ui->setupUi(this);
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QSharedPointer<NodeDelegateModelRegistry> registry = registerDataModels();
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DataFlowGraphModel dataFlowGraphModel(registry);
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m_pSelectorManager = new SelectorManager(this);
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m_pGraphicsScene = new DesignerScene(dataFlowGraphModel,this);
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//设置场景大小.前两个参数为scene的坐标远点，设置到view的中心点后，无论view如何缩放，secne的坐标原点都不会动，方便后续的位置计算
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m_pGraphicsScene->setSceneRect(-g_dGriaphicsScene_Width / 2, -g_dGriaphicsScene_Height / 2, g_dGriaphicsScene_Width, g_dGriaphicsScene_Height);
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m_pGraphicsScene->setGridVisible(true);
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m_pGraphicsView = new DesignerView(this);
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m_pGraphicsView->setScene(m_pGraphicsScene);
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m_pGraphicsScene->setView(m_pGraphicsView);
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ui->mainLayout->addWidget(m_pGraphicsView);
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}
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DrawingPanel::~DrawingPanel()
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{
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delete ui;
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}
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QGraphicsScene* DrawingPanel::getQGraphicsScene()
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{
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return m_pGraphicsView->scene();
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}
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DesignerScene* DrawingPanel::getDesignerScene()
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{
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return m_pGraphicsScene;
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}
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void DrawingPanel::grahpicsViewZoomIn()
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{
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m_pGraphicsView->zoomIn();
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}
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void DrawingPanel::grahpicsViewZoomOut()
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{
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m_pGraphicsView->zoomOut();
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}
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void DrawingPanel::grahpicsViewZoomFit()
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{
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m_pGraphicsView->zoomFit();
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}
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GraphicsItemGroup* DrawingPanel::createItemGroup()
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{
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return m_pGraphicsScene->createGroup();
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}
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void DrawingPanel::destroyItemGroup()
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{
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m_pGraphicsScene->destroyGroup();
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}
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SelectorManager* DrawingPanel::selectorManager() const
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{
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if(m_pSelectorManager)
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return m_pSelectorManager;
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else
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return NULL;
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}
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void DrawingPanel::onSignal_addGraphicsItem(GraphicsItemType& itemType)
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{
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if(m_pSelectorManager)
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{
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m_pSelectorManager->setWorkingSelector(ST_cerating);
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m_pSelectorManager->setDrawGraphicsItem(itemType);
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}
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}
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QSharedPointer<NodeDelegateModelRegistry> DrawingPanel::registerDataModels()
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{
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auto ret = QSharedPointer<NodeDelegateModelRegistry>(new NodeDelegateModelRegistry());
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return ret;
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}
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