Chapter 1. Graphical User Interface (GUI)

The graphical interface of GTECalc is presented in Fig. 1.1.

Fig. 1.1. The graphical interface of GTECalc.

The program has a Menu bar with general functions as New, Open, Save, Save As, Print, Exit, Help and About on the top. The functions from first menu are duplicated in the toolbar (Fig. 1.2). The functions can be called by combination of key s (hot keys). For example, function File can be called by combination Ctrl + F, function New by Ctrl + N, etc.

Fig. 1.2. Top menu and toolbar.

The working window has the tabs with different types of engines: turbojet, turbojet with afterburner (ab), turbofan, turbofan with afterburner (ab) and turboprop engines (Fig. 1.2). Each tab is divided to the two sections: left and right (Fig. 1.3).

Fig. 1.3. Sections with input and result data.

On the left section there is a window with input data and scheme of engine. It has the input windows and several radio buttons to select the type of inlet, nozzle, etc. On the right section there is a window with the result(calculated) data. It has a graph on the top for the total pressure (blue color) and total temperature (red color) at the different engine sections and calculated data. By mouse pointing, the pop-up help with a parameter description can be called (Fig. 1.3).

Fig. 1.4. Pop-up help.

The buttons for the calculation operation are situated on the bottom of working window (Fig. 1.5).

Fig. 1.5. Operation buttons.

The calculation can be started by “Run” button. The “Clear” button allows to clean input data. Similar to the menu functions instead of buttons the hot keys can be used, for example, button Run by Ctrl + R.