#include?
#include?
#include?“imageviewer.h“
#include?“qbmploader.h“
#include?“qimagescrollarea.h“
#include?“QImageContent.h“

//!?[0]
ImageViewer::ImageViewer（）
{
????imageLabel?=?new?QLabel;
????imageLabel->setBackgroundRole（QPalette::base）;
????imageLabel->setSizePolicy（QSizePolicy::Ignored?QSizePolicy::Ignored）;
????imageLabel->setScaledContents（true）;

????scrollArea?=?new?QImageScrollArea;
????setCentralWidget（scrollArea）;


????createActions（）;
????createMenus（）;

????setWindowtitle（tr（“Image?Viewer“））;
????resize（500?400）;
}
//!?[0]

//!?[1]
void?ImageViewer::open（）
//!?[1]?//!?[2]
{
????QString?fileName?=?QFileDialog::getOpenFileName（this
????????????????????????????????????tr（“Open?File“）?QDir::currentPath（））;
????if?（!fileName.isEmpty（））?{
//????????QImage?image;//（fileName）;
//????????StoreBitmap::QBmpLoader?loader;

????????QImageContent*??content
????????????????=?qobject_cast（scrollArea->widget（））;
????????if（content!=NULL）{
????????????content->setImagePath（fileName）;
????????}

//????????loader.read（&image）;

//????????if?（image.isNull（））?{
//????????????QMessageBox::information（this?tr（“Image?Viewer“）
//?????????????????????????????????????tr（“Cannot?load?%1.“）.arg（fileName））;
//????????????return;
//????????}

//!?[2]?//!?[3]
?//???????imageLabel->setPixmap（QPixmap::fromImage（image））;

??????//??content->resize（image.width（）image.height（））;


//????????HBITMAP?hBmp?=?（HBITMAP）LoadImageA（?NULL??fileName.toLocal8Bit（）.data（）//L“z:\\bg4.bmp“
//????????????????????????????????????????????IMAGE_BITMAP
//????????????????????????????????????????????0??0
//???????????????????????????????????????????LR_CREATEDIBSECTION|LR_LOADFROMFILE）;
//????????DWORD?error?=?GetLastError（）;
//????????QPixmap?pixmap?=?QPixmap::fromWinHBITMAP（hBmp）;

//????????imageLabel->setPixmap（pixmap）;
//????????Deleteobject（hBmp）;


//!?[3]?//!?[4]
????????scaleFactor?=?1.0;

????????printAct->setEnabled（true）;
????????fitToWindowAct->setEnabled（true）;
????????updateActions（）;

//????????if?（!fitToWindowAct->isChecked（））
//????????????imageLabel->adjustSize（）;
????}





}
//!?[4]

//!?[5]
void?ImageViewer::print（）
//!?[5]?//!?[6]
{
????Q_ASSERT（imageLabel->pixmap（））;
#ifndef?QT_NO_PRINTER
//!?[6]?//!?[7]
????QPrintDialog?dialog（&printer?this）;
//!?[7]?//!?[8]
????if?（dialog.exec（））?{
????????QPainter?painter（&printer）;
????????QRect?rect?=?painter.viewport（）;
????????QSize?size?=?imageLabel->pixmap（）->size（）;
????????size.scale（rect.size（）?Qt::KeepAspectRatio）;
????????painter.setViewport（rect.x（）?rect.y（）?size.width（）?size.height（））;
????????painter.setWindow（imageLabel->pixmap（）->rect（））;
????????painter.drawPixmap（0?0?*imageLabel->pixmap（））;
????}
#endif
}
//!?[8]

//!?[9]
void?ImageViewer::zoomIn（）
//!?[9]?//!?[10]
{
????scaleImage（1.25）;
}

void?ImageViewer::zoomOut（）
{
????scaleImage（0.8）;

?屬性????????????大小?????日期????時間???名稱
-----------?---------??----------?-----??----
?????目錄???????????0??2018-09-25?13:30??imageviewer\
?????文件????????6133??2018-09-25?11:27??imageviewer\Makefile
?????文件???????11589??2018-09-25?11:27??imageviewer\Makefile.Debug
?????文件???????11762??2018-09-25?11:27??imageviewer\Makefile.Release
?????文件????????1891??2017-12-21?15:27??imageviewer\QBmpLoader.h
?????文件????????8550??2018-03-01?09:38??imageviewer\imageviewer.cpp
?????文件?????????235??2012-11-23?18:11??imageviewer\imageviewer.desktop
?????文件????????3169??2017-12-19?14:16??imageviewer\imageviewer.h
?????文件????????1059??2017-12-19?14:09??imageviewer\imageviewer.pro
?????文件???????14332??2018-06-20?14:58??imageviewer\imageviewer.pro.user
?????文件???????14432??2018-09-25?13:09??imageviewer\imageviewer.pro.user.2.5pre1
?????文件????????7549??2017-12-18?10:09??imageviewer\imageviewer2.cpp
?????文件????????1156??2017-12-18?10:09??imageviewer\imageviewer2.h
?????文件????????2347??2017-12-19?10:18??imageviewer\main.cpp
?????文件?????????266??2018-09-25?11:27??imageviewer\object_script.imageviewer.Debug
?????文件?????????286??2018-09-25?11:27??imageviewer\object_script.imageviewer.Release
?????文件???????49768??2018-04-12?20:28??imageviewer\qbmploader.cpp
?????文件????????3477??2018-04-12?20:26??imageviewer\qimagecontent.cpp
?????文件?????????823??2018-04-11?16:44??imageviewer\qimagecontent.h
?????文件????????4113??2018-09-25?11:28??imageviewer\qimagescrollarea.cpp
?????文件?????????868??2018-09-25?11:27??imageviewer\qimagescrollarea.h