39 lines
1.3 KiB
C++
39 lines
1.3 KiB
C++
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#include "MainWindow.h"
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#include "items/DiagramScene.h"
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#include <QGraphicsView>
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#include <QToolBar>
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#include <QAction>
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#include <QStatusBar>
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MainWindow::MainWindow(QWidget* parent)
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: QMainWindow(parent)
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{
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setupUi();
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setupActions();
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statusBar()->showMessage("RMB: add block. LMB on port: drag arrow. Double click block: rename.");
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}
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void MainWindow::setupUi() {
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m_scene = new DiagramScene(this);
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m_view = new QGraphicsView(m_scene, this);
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m_view->setRenderHint(QPainter::Antialiasing, true);
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m_view->setDragMode(QGraphicsView::RubberBandDrag);
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// Полное обновление избавляет от графических артефактов во время drag временной стрелки.
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m_view->setViewportUpdateMode(QGraphicsView::FullViewportUpdate);
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setCentralWidget(m_view);
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// стартовые блоки
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m_scene->createBlockAt(QPointF(-200, -50))->setPos(-300, -150);
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m_scene->createBlockAt(QPointF(200, -50))->setPos(200, -150);
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}
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void MainWindow::setupActions() {
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auto* tb = addToolBar("Tools");
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auto* actFit = new QAction("Fit", this);
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connect(actFit, &QAction::triggered, this, [this]{
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m_view->fitInView(m_scene->itemsBoundingRect().adjusted(-50,-50,50,50), Qt::KeepAspectRatio);
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});
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tb->addAction(actFit);
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}
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