69 lines
1.7 KiB
C++
69 lines
1.7 KiB
C++
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#include "util/creatingSelector.h"
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#include "graphicsItem/graphicsRectItem.h"
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#include <QGraphicsSceneMouseEvent>
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#include <QGraphicsView>
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CreatingSelector::CreatingSelector(QObject *parent)
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: BaseSelector(parent)
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{
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m_type = ST_cerating;
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m_pCreatingItem = nullptr;
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}
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CreatingSelector::~CreatingSelector()
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{
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}
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void CreatingSelector::mousePressEvent(QGraphicsSceneMouseEvent* event, DesignerScene* scene)
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{
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if (event->button() != Qt::LeftButton)
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return;
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scene->clearSelection();
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ms_ptMouseDown = event->scenePos();
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ms_ptMouseLast = event->scenePos();
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switch (m_creatingType) {
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case GIT_rect:
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m_pCreatingItem = new GraphicsRectItem(QRect(1, 1, 1, 1));
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break;
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case GIT_roundRect:
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m_pCreatingItem = new GraphicsRectItem(QRect(1, 1, 1, 1), true);
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break;
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default:
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break;
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}
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ms_ptMouseDown += QPoint(2, 2);
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m_pCreatingItem->setPos(event->scenePos());
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scene->addItem(m_pCreatingItem);
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m_pCreatingItem->setSelected(true);
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ms_opMode = OM_scale;
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ms_nDragHandle = H_rightBottom;
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}
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void CreatingSelector::mouseMoveEvent(QGraphicsSceneMouseEvent* event, DesignerScene* scene)
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{
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setCursor(scene, Qt::CrossCursor);
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BaseSelector::mouseMoveEvent(event, scene);
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}
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void CreatingSelector::mouseReleaseEvent(QGraphicsSceneMouseEvent* event, DesignerScene* scene)
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{
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BaseSelector::mouseReleaseEvent(event, scene);
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if (event->scenePos() == (ms_ptMouseDown - QPoint(2, 2))) //最小拖动范围
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{
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if(m_pCreatingItem)
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{
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m_pCreatingItem->setSelected(false);
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scene->removeItem(m_pCreatingItem);
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delete m_pCreatingItem;
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m_pCreatingItem = nullptr;
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}
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}
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emit setWorkingSelector(ST_base);
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}
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