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Hello everyone.

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Welcome the tutorial on View, Print and Export structures in GChemPaint.

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In this tutorial we will learn:

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*View options

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*Zoom factor

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*Page setup

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*Print Preview

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*Print a document

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*Export an image as SVG and PDF formats.

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Here I am using

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Ubuntu Linux OS version. 12.04,

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GChemPaint version 0.12.10

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To follow this tutorial you should be familiar with,

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GChemPaint chemical structure editor.

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If not, for relevant tutorials,  please visit our website.

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To open a new GChemPaint application,

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click on Dash home.

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In the Search bar that appears, type GChemPaint.

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Click on the GChemPaint icon.

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Let's first open an existing file.

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Click on Open a file icon from the toolbar.

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A window with files and folders opens.

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Select the file named “pentane-ethane”  from the list.

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Click on  Open button.

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Now first let's learn about View options.

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Go to View menu.

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In the View menu, we have two options Full Screen and Zoom.

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Let's select  Zoom option.

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A submenu opens with a list of  zoom factors.

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Scroll down the list and select Zoom to%.

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A dialog box with zoom factor (%) opens.

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The default zoom factor(%) value is displayed.

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Here we can increase or decrease the Zoom factor as required.

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Click on the up or down arrow triangle and observe the zooming.

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Click on Apply and then click on OK.

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The structure appears with the applied zoom factor.

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Next, let's see how to setup a page.

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Go to File menu, navigate to Page Setup and click on it.

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The Page Setup window opens.

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This window contains two tabs - Page and Scale.

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Page tab contains fields like Paper, Center on Page and Orientation.

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In the Paper field, we can set the default paper size.

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Let's click on  Change Paper Type button.

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The Page Setup dialog box opens.

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There are 3 options here - Format for, Paper size and Orientation.

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Select your default printer in the Format for field.

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I will select my default printer.

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Paper size field has a drop down list with different paper sizes.

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I will select A4.

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Below this field the dimensions of A4 size are displayed.

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Note that paper size dimensions are displayed for every selected paper size.

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In the orientation field we have 4 radio buttons -

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Portrait,

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Landscape,

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Reverse portrait,

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and Reverse landscape.

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By default  Portrait is selected.

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Let's leave as it is and click on Apply.

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Next, we have margin sizes.

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Top margin, Left margin, Right margin and Bottom margin.

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Here,we can adjust the margins as required.

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Next field is Unit.

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Unit field can be set in inches, millimetres and points.

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Note that when we change the Unit,  margin sizes automatically change to suit the Unit.

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Let's learn about Center on page.

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Here we have two check boxes Horizontally and Vertically.

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Let's click on Horizontally check box.

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We can see the preview of our structure by clicking on the Preview button.

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Here we can see the Preview.

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Let's close the preview window.

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In the Orientation field we have radio buttons for

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Portrait,

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Landscape,

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Reverse portrait  and Reverse landscape

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By default, Portrait is selected.

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Now, let's click on  Landscape  radio button.

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and then click on  Preview button.

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Here we can see the preview of Landscape Orientation.

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You can explore the other Orientation options on your own.

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If you click on  Print button, the file will be printed with the changes made.

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You can also scale your structure as required before printing.

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For this, you can use the various options in the Scale tab.

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Explore Scale tab on your own.

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Let's click on Close button to close the Page Setup window.

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Next, let's learn  how to export an image.

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Go to File menu, select “Save as image”.

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“Save as image” dialog box opens.

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File Type  field has a list of image options.

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You can export the image as SVG, EPS, PDF, PNG, JPEG  and a few others.

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Let's select SVG image.

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Enter file name as “Pentane-ethane”.

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Click on Save button.

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Here we can see that file is saved as a SVG image.

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Next  let's export the image as PDF document.

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Go to File menu, select “Save as image”.

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“Save as image” dialog box opens.

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From File Type , select PDF document.

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Enter the file name as  “Pentane-ethane” ,

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click on Save button.

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Here we can see the file is saved as a PDF document.

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With this we come to the end of this tutorial.

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Let's summarize.

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In this tutorial we have learnt about:

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*View options

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*Zoom factor

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*Page setup

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*Print Preview

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*Print a document and

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*Export an image.

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As an assignment,

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print the structures in A5, B5 and JB5 formats.

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Export the image as EPS and PNG formats.

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Watch the video available at this URL:

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It summarizes the Spoken Tutorial project.

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If you do not have good bandwidth, you can download and watch it.

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The Spoken Tutorial Project Team:

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Conducts workshops using spoken tutorials.

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Gives certificates to those who pass an online test.

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For more details, please write to contact@spoken-tutorial.org

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Spoken Tutorial Project is a part of the Talk to a Teacher project.

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It is supported by the National Mission on Education through ICT, MHRD, Government of India.

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More information on this Mission is available at this link:

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This is Madhuri Ganpathi from IIT Bombay signing off. Thank you for joining.