查了下文档发现就这2个,
一个是QGraphicsTextItem,另外一个是QGraphicsSimpleTextItem
从官方对QGraphicsTextItem中的描述中可以看到:
这个QGraphicsTextItem就和QPaintText差不多,而QGraphicsSimpleTextItem就和QlineEdit差不多
当然QGraphicsTextItem,也可以完成简单的工作,如下图所示:
源码如下:
widget.h
#ifndef WIDGET_H
#define WIDGET_H
#include <QWidget>
class QGraphicsScene;
namespace Ui {
class Widget;
}
class Widget : public QWidget
{
Q_OBJECT
public:
explicit Widget(QWidget *parent = 0);
~Widget();
private:
Ui::Widget *ui;
QGraphicsScene *m_scene;
};
#endif // WIDGET_H
main.cpp
#include "widget.h"
#include <QApplication>
int main(int argc, char *argv[])
{
QApplication a(argc, argv);
Widget w;
w.show();
return a.exec();
}
widget.cpp
#include "widget.h"
#include "ui_widget.h"
#include <QGraphicsScene>
#include <QGraphicsSimpleTextItem>
#include <QGraphicsTextItem>
Widget::Widget(QWidget *parent) :
QWidget(parent),
ui(new Ui::Widget)
{
ui->setupUi(this);
m_scene=new QGraphicsScene;
ui->graphicsView->setScene(m_scene);
ui->graphicsView->setBackgroundBrush(QBrush(Qt::black));
QGraphicsSimpleTextItem *simpleTextItem=new QGraphicsSimpleTextItem;
simpleTextItem->setBrush(Qt::white);
simpleTextItem->setText("QGraphicsSimpleTextItem Engine 中文 123");
simpleTextItem->setFont(QFont("华文琥珀",12));
simpleTextItem->setFlags(QGraphicsItem::ItemIsMovable|QGraphicsItem::ItemIsSelectable);
m_scene->addItem(simpleTextItem);
QGraphicsTextItem *textItem=new QGraphicsTextItem;
textItem->setPlainText("QGraphicsTextItem Engine 中文 123");
textItem->setFont(QFont("华文琥珀",12));
textItem->setDefaultTextColor(QColor(255,255,255));
textItem->setFlags(QGraphicsItem::ItemIsMovable|QGraphicsItem::ItemIsSelectable);
m_scene->addItem(textItem);
}
Widget::~Widget()
{
delete ui;
}