added : print support

Author: ksharindam

README.md

@@ -90,6 +90,7 @@ To open image.jpg with it...
 ### Keyboard Shortcuts
 Reload Image : R  
 Delete Image : Delete  
+Copy Image : Ctrl+C  
 
 ### Supported Image Formats
 All formats supported by Qt are supported in this program.  

src/common.h

@@ -5,7 +5,7 @@
 #include "exif.h"
 
 #define PROG_NAME       "PhotoQuick"
-#define PROG_VERSION    "4.13.3"
+#define PROG_VERSION    "4.14.0"
 #define COPYRIGHT_YEAR  "2017-2021"
 #define AUTHOR_NAME     "Arindam Chaudhuri"
 #define AUTHOR_EMAIL    "ksharindam@gmail.com"

src/main.cpp

@@ -33,6 +33,8 @@
 #include <QMessageBox>
 #include <QFileInfo>
 #include <QPainter>
+#include <QPrinter>
+#include <QPrintDialog>
 #include <QDesktopWidget>
 #include <QSettings>
 #include <QClipboard>
@@ -55,11 +57,11 @@ Window:: Window()
     fileMenu->addAction("Save As...", this, SLOT(saveAs()));
     fileMenu->addAction("Save by File Size", this, SLOT(autoResizeAndSave()));
     fileMenu->addSeparator();
+    fileMenu->addAction("Print", this, SLOT(printImage()));
     fileMenu->addAction("Export to PDF", this, SLOT(exportToPdf()));
-    fileMenu->addAction("Copy to Clipboard", this, SLOT(copyToClipboard()));
     fileMenu->addSeparator();
     fileMenu->addAction("Open Image", this, SLOT(openFile()));
-    fileMenu->addAction("Open from Clipboard", this, SLOT(openFromClipboard()));
+    fileMenu->addAction("Paste Image", this, SLOT(openFromClipboard()));
     fileBtn->setMenu(fileMenu);
     QMenu *transformMenu = new QMenu(transformBtn);
     transformMenu->addAction("Mirror Image", this, SLOT(mirror()));
@@ -108,6 +110,10 @@ Window:: Window()
     infoMenu->addAction("Image Info", this, SLOT(imageInfo()));
     infoBtn->setMenu(infoMenu);
 
+    QAction *action = new QAction(this);
+    action->setShortcut(QString("Ctrl+C"));
+    connect(action, SIGNAL(triggered()), this, SLOT(copyToClipboard()));
+    this->addAction(action);
     QAction *escapeAction = new QAction(this);
     escapeAction->setShortcut(QString("Esc"));
     connect(escapeAction, SIGNAL(triggered()), this, SLOT(onEscPress()));
@@ -500,6 +506,32 @@ Window:: autoResizeAndSave()
     }
 }
 
+void
+Window:: printImage()
+{
+    QPrinter printer(QPrinter::HighResolution);
+    QPrintDialog *dlg = new QPrintDialog(&printer, this);
+    // disable some options (PrintSelection, PrintCurrentPage are disabled by default)
+    dlg->setOption(QAbstractPrintDialog::PrintPageRange, false);
+    dlg->setOption(QAbstractPrintDialog::PrintCollateCopies, false);
+    if (dlg->exec() == QDialog::Accepted) {
+        QImage img = data.image;
+        if (img.width() > img.height()) {// paper is always portrait, so rotate image
+            QTransform transform;
+            transform.rotate(90);
+            img = img.transformed(transform);
+        }
+        QPainter painter(&printer);
+        QRect rect = painter.viewport();// area inside margin
+        // align the photo to top, and fit inside margin
+        int out_w, out_h;
+        fitToSize(img.width(), img.height(), rect.width(), rect.height(), out_w, out_h);
+        QRect out_rect(rect.x(), rect.y(), out_w, out_h);
+        painter.drawImage(out_rect, img, img.rect());
+        painter.end();
+    }
+}
+
 bool isMonochrome(QImage img)
 {
     for (int y=0; y<img.height(); y++) {

src/main.h

@@ -43,6 +43,7 @@ public slots:
     void saveACopy();
     void autoResizeAndSave();
     void exportToPdf();
+    void printImage();
     void deleteFile();
     void reloadImage();
     void resizeImage();

src/photoquick.pro

@@ -6,7 +6,9 @@ QMAKE_CXXFLAGS = -fopenmp -std=c++11
 QMAKE_LFLAGS += -s
 LIBS += -lgomp
 
-QT += widgets
+greaterThan(QT_MAJOR_VERSION, 4) {
+    QT += widgets printsupport
+}
 CONFIG -= debug_and_release debug
 
 # build dir

src/version_info.rc

@@ -1,7 +1,7 @@
 #include <winver.h>
 
-#define PROG_VERSION "4.13.0"
-#define FILE_VERSION 4,13,0,0
+#define PROG_VERSION "4.14.0"
+#define FILE_VERSION 4,14,0,0
 
 IDI_ICON1 ICON "../data/photoquick.ico"
 

windows/PhotoQuick.nsi

@@ -1,6 +1,6 @@
 ; HM NIS Edit Wizard helper defines
 !define PROG_NAME "PhotoQuick"
-!define PROG_VERSION "4.13.0"
+!define PROG_VERSION "4.14.0"
 !define PROG_PUBLISHER "Arindamsoft"
 !define PROG_ICON "photoquick.ico"
 !define PROG_EXEC "photoquick.exe"