handprint_identification_reports/ImageEdit.cpp

#include "ImageEdit.h"
#include "ui_ImageEdit.h"

ImageEdit::ImageEdit(QWidget *parent) :
    QWidget(parent),
    ui(new Ui::ImageEdit)
{

    ui->setupUi(this);
    //使用UI设计的Actions设计工具栏
    QToolBar* locToolBar = new QToolBar(tr("图片"),this); //创建工具栏
    locToolBar->addAction(ui->openAction);
    connect (ui->openAction,SIGNAL(triggered(bool)),this,SLOT(imageOpen()));
    locToolBar->addAction(ui->saveAction);
    connect (ui->saveAction,SIGNAL(triggered(bool)),this,SLOT(imageSave()));
    locToolBar->setToolButtonStyle(Qt::ToolButtonTextBesideIcon);
    QVBoxLayout *Layout = new QVBoxLayout();//图片合成主界面垂直布局
    Layout->addWidget(locToolBar); //设置工具栏和编辑器上下布局
    _mainPaintScene =new MainPaintScene( ui->graphicsView);
    ui->graphicsView->setScene(_mainPaintScene);
    ui->graphicsView->centerOn(0,0);

//    qDebug()<<ui->graphicsView->width()*0.5<<ui->graphicsView->height()*0.5;

    connect(this, SIGNAL(changeCurrentShape(DrawBaseShape)),
            _mainPaintScene, SLOT(SetCurrentShape(DrawBaseShape)));
    initToolBar();
}

ImageEdit::~ImageEdit()
{
    SafeDelete(_mainPaintScene);
    delete ui;
}
void ImageEdit::initToolBar()
{
    ui->pbt_Green->hide();
    ui->pbt_Blue->hide();
    //    ui->pbt_line->hide();
    ui->pbt_circle->hide();
    ui->pbt_triangle->hide();

}

void ImageEdit:: resizeEvent(QResizeEvent *event)
{

    ui->graphicsView->resize(width() -ui->rightWgt->width() ,
                             height());
    ui->graphicsView->move(0,0);

    ui->rightWgt->resize(ui->rightWgt->width(),height());
    ui->rightWgt->move(width()-ui->rightWgt->width(),0);

    //    ui->control_bar->move( 0.5 *(width()-ui->rightWgt->width()- ui->control_bar->width())
    //                           ,height()-1.4* ui->control_bar->height());

}
//笔形绘制
void ImageEdit::on_pushButton_clicked()
{
    emit changeCurrentShape(DrawBaseShape::penPath);
    QPixmap pixmap(":/new/prefix1/images/ic_sidebar_pencil.png");
    //定义大小
    QSize picSize(8, 8);
    //缩放图片，按比例
    QPixmap scaledPixmap = pixmap.scaled(picSize, Qt::KeepAspectRatio);
    //设置样式
    QCursor cursor(scaledPixmap, -1, -1);
    //更改鼠标形状
    this->setCursor(cursor);
}

//文本绘制
void ImageEdit::on_pushButton_2_clicked()
{
    emit changeCurrentShape(DrawBaseShape::text);
}

//选择图元
void ImageEdit::on_pushButton_4_clicked()
{
    emit changeCurrentShape(DrawBaseShape::selection);
}


//图片
void ImageEdit::on_pushButton_5_clicked()
{
    QString fileDir = QFileDialog::getOpenFileName(this, tr("Open File"), ".", tr("Images (*.png *.xpm *.jpg)"));

    qDebug() << "file Dir ==== "<<fileDir;
    _mainPaintScene->InsertPicture(fileDir);

    emit changeCurrentShape(DrawBaseShape::image);
}


void ImageEdit::on_pushButton_9_clicked()
{
    emit changeCurrentShape(DrawBaseShape::rotation);
}



void ImageEdit::on_pushButton_Color_clicked()
{
    _mainPaintScene->setCurrentColor(QColor(255,88,80,255)); //红色
}
void ImageEdit::onSetColor(QColor color)
{

}

void ImageEdit::on_pushButton_6_clicked()
{
    initToolBar();
    ui->pbt_Green->show();
    ui->pbt_Blue->show();
}

void ImageEdit::on_pushButton_3_clicked()
{
    emit changeCurrentShape(DrawBaseShape::arrowLine);
}

void ImageEdit::on_pushButton_8_clicked()
{
    emit changeCurrentShape(DrawBaseShape::selection);
}

//void ImageEdit::on_pushButton_7_clicked()
//{
//    emit changeCurrentShape(DrawBaseShape::line);
//}

void ImageEdit::on_pushButton_12_clicked()
{
    initToolBar(); //将所有该隐藏的按钮隐藏；
    ui->pbt_line->show();
}

void ImageEdit::on_pushButton_13_clicked()
{
    initToolBar(); //将所有该隐藏的按钮隐藏；
    ui->pbt_circle->show();
    ui->pbt_triangle->show();

}

void ImageEdit::on_pbt_line_clicked()
{
    emit changeCurrentShape(DrawBaseShape::line);
}

void ImageEdit::on_pbt_Rect_clicked()
{
    emit changeCurrentShape(DrawBaseShape::rectangle);
}

void ImageEdit::on_pbt_triangle_clicked()
{
    emit changeCurrentShape(DrawBaseShape::triangle);
}

void ImageEdit::on_pbt_circle_clicked()
{
    emit changeCurrentShape(DrawBaseShape::ellipse);
}
void ImageEdit::on_pbt_Blue_clicked()
{
    _mainPaintScene->setCurrentColor(QColor(55,164,245,255)); //蓝色
}

void ImageEdit::on_pbt_Green_clicked()
{
    _mainPaintScene->setCurrentColor(QColor(29,185,84,255)); //绿色
}

//void ImageEdit::on_pbt_prePage_clicked()
//{
//    QString fileDir = QFileDialog::getOpenFileName(this, tr("Open File"), ".", tr("Images (*.png *.xpm *.jpg)"));

//    _mainPaintScene->SetBackGroundImage(fileDir);
//}



/**
 * @brief ImageEdit::imageSave 保存图片
 */
void ImageEdit::imageSave()
{
    QString filename1 = QFileDialog::getSaveFileName(this,tr("保存图片"),"",tr("Images (*.jpg)")); //选择路径
    //    QPixmap pixmap(_mainPaintScene->sceneRect().width(),1378);
    QPixmap pixmap(_mainPaintScene->sceneRect().width(),_mainPaintScene->sceneRect().height());
    //    QPixmap fitpixmap = pixmap.scaled(1083, 1378, Qt::KeepAspectRatio, Qt::SmoothTransformation);  // 饱满填充
    pixmap.fill(Qt::white);
    qDebug()<<_mainPaintScene->sceneRect().width()<<_mainPaintScene->sceneRect().height();
    qDebug()<<_mainPaintScene->width()<<_mainPaintScene->height();
    QPainter painter(&pixmap);
    //    QPainter painter(&image);
    _mainPaintScene->render(&painter);   //关键函数
    pixmap.save(filename1, "JPG");

}

/**
 * @brief ImageEdit::imageopen 打开图片
 */
void ImageEdit::imageOpen()
{
    QString fileDir = QFileDialog::getOpenFileName(this, tr("Open File"), ".", tr("Images (*.png *.xpm *.jpg)"));

    _mainPaintScene->SetBackGroundImage(fileDir);
}