Changed a application structure

mainwindow.cpp

@@ -27,8 +27,8 @@ void MainWindow::createActions(){
 
 void MainWindow::setImage(const QImage &newImage)
 {
-    image = newImage;
-    ui->inputLabel->setPixmap(QPixmap::fromImage(image));
+    inputImage = newImage;
+    ui->inputLabel->setPixmap(QPixmap::fromImage(inputImage));
     //scaleFactor = 1.0;
 
     /*scrollArea->setVisible(true);
@@ -57,7 +57,7 @@ bool MainWindow::loadFile(const QString &fileName)
     setWindowFilePath(fileName);
 
     const QString message = tr("Opened \"%1\", %2x%3, Depth: %4")
-        .arg(QDir::toNativeSeparators(fileName)).arg(image.width()).arg(image.height()).arg(image.depth());
+        .arg(QDir::toNativeSeparators(fileName)).arg(inputImage.width()).arg(inputImage.height()).arg(inputImage.depth());
     statusBar()->showMessage(message);
     return true;
 }

mainwindow.h

@@ -26,7 +26,7 @@ private slots:
     void createActions();
     void setImage(const QImage &newImage);
 
-    QImage image;
+    QImage inputImage;
 
 };
 

operation.cpp

@@ -0,0 +1,10 @@
+#include "operation.h"
+
+Operation::Operation(QImage inputImage)
+{
+    this->inputImage = inputImage;
+}
+
+ QImage Operation::execute(QImage source){
+    return source;
+}

operation.h

@@ -0,0 +1,14 @@
+#ifndef OPERATION_H
+#define OPERATION_H
+#include <QImage>
+
+class Operation
+{
+public:
+    explicit Operation(QImage);
+private:
+    QImage inputImage;
+    virtual QImage execute(QImage);
+};
+
+#endif // OPERATION_H