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Chapter 2.2.7 Okular
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====================
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Okular is the PDF viewer for Lubuntu 24.04
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Usage
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-----
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To move the area shown on the screen down press :kbd:`Down arrow` and conversely to move it up use :kbd:`Up arrow`. You can also use the scrollwheel on your mouse to easily move up and down. To go to the next page press :kbd:`right arrow`, :menuselection:`Go --> Next Page`, or press press the downward pointing arrow on the toolbar. To go to the previous page press :kbd:`Up arrow`, :menuselection:`Go --> Previous Page`, or the upward pointing arrow on the toolbar. To see what page you are in is in a box between the button for next and previous page on the toolbar. To the right of this box it shows what page this is :guilabel:`of` the total number of pages of the document. To switch to a particular page type in the box in the center of the toolbar, press :kbd:`control +G`, or :menuselection:`Go --> Go to Page`.
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When you first open Okular you can open a file with the :guilabel:`Open Document` button, :menuselection:`File --> Open`, or press :kbd:`Control + O`. If you have a recently opened document it will appear on the right under :guilabel:`Recent Documents` on first opening Okular or :menuselection:`File --> Open Recent`. To clear your recent documents click the :guilabel:`Forget All` button when you first open Okular or :menuselection:`File --> Clear List`. Open Recent --> To reload your file if something is changed press :kbd:`F5` or :menuselection:`File --> Reload`. To save a PDF :menuselection:`File --> Save` or press :kbd:`Control +S`. To save a file with a separate name :menuselection:`File --> Save As` or press :kbd:`Control + Shift +S`. To print your document press :kbd:`Control + P` or :menuselection:`File --> Print`. To see info on your file :menuselection:`File --> Properties` or press :kbd:`Alt + Enter`.
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.. image:: Okular-first-open.png
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To zoom out press the :guilabel:`-` button on the toolbar, press :kbd:`Control + -`, or :menuselection:`View --> Zoom Out`. To zoom in press the :guilabel:`+` button on the toolbar, press :kbd:`Control + +`, or :menuselection:`View --> Zoom in`. To zoom to have the page zoom to have the width fill the whole window :menuselection:` View --> Fit width` or select :menuselection:`Fit Width` next to the :guilabel:`+` and :guilabel:`-`. To zoom to see a full page :menuselection:`View --> Fit Page` or select :menuselection:`Fit Page` next to the :guilabel:`+` and :guilabel:`-` button. To zoom to 100% :menuselection:`View --> Zoom to 100%`, press :kbd:`Control +0`, or select :menuselection:`100%` on the bar next to the :guilabel:`+` and :guilabel:`-` buttons.
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To view pages facing each other like an open book select from :guilabel:`View Mode` :menuselection:`Facing Pages` or :menuselection:`View --> View Mode --> Facing Pages`. To see an open book view with the first page centered select :menuselection:`Facing Pages(center first page)` from :guilabel:`View Mode` or :menuselection:`View --> View Mode --> Facing Pages(center first page)`. To view multiple pages at once select :menuselection:`Overview` from :guilabel:`View Mode` or :menuselection:`View --> View Mode --> Overview`. To switch back to viewing one page select :menuselection:`Single Page` from :guilabel:`View Mode` or :menuselection:`View --> View Mode --> Single Page`. To choose to only view whole pages at once and not scroll to the top and bottom of a page uncheck :menuselection:`View --> View Mode --> Continuous`. To rotate your view to the left :menuselection:`View --> Orientation --> Rotate left`. To rotate your view to the right :menuselection:`View --> Orientation --> Rotate right`. To make your view back to how it was at the start :menuselection:`View --> Orientation --> Original Orientation`. To have a fullscreen view press :kbd:`Control+ Shift+ F` or :menuselection:`View --> Full Screen Mode`.
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To have a zoomed in view of your document without margins check the :guilabel:`View --> Trim View --> Trim Margins`. To have your view trimmed to where you select :menuselection:`View --> Trim View --> Trim to Selection`.
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To select Text press :kbd:`Control + 4`, :menuselection:`Tools --> Text Selection`, or select :menuselection:`Text selection` from the right of the toolbar. To select an area press :kbd:`Control + 3`, :menuselection:`Tools --> Area Selection`, or select :menuselection:`Area Selection` for the right of the toolbar. To select tables press :kbd:` Control + 5`, :menuselection:`Tools --> Table Selection`, or select :menuselection:`Table Selection` from the right of the toolbar. To switch back to moving the view with mouse :menuselection:`Tools --> Browse`, press :kbd:`Control + 1`, or press the :guilabel:`Browse` button on the toolbar.
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To highlight something in yellow press :kbd:`1` or select :menuselection:`Yellow highlighter` from the drop down of the far right of the toolbar. To highlight in green press :kbd:`2` or select :menuselection:`Green Highlighter` from the menu on the far right of the toolbar. To underline something press :kbd:`3` or select :menuselection:`Underline` from the toolbar on the right. To insert a text note into your file press :kbd:`4` or select :menuselection:`Insert Text` from the menu on the right of the toolbar. Then you can click where you want the note and a window will popup you enter your text into. To insert a note inline and not have it be over text making it illegible press :kbd:`5` or select :guilabel:`Inline Note` from the right of the toolbar. Then left click on where you want the note and type the note in the yellow pop up. To have a pop up note press :kbd:`6` or select pop up note from the toolbar on the right. The left click where you want the note and type in the note as you want.
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.. image:: Okular-annotation.png
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To undo an annotation press :kbd:`Control +Z` or :menuselection:`Edit --> Undo`. To redo something you undid press :kbd:`Control + Shift +Z` or :menuselection:`Edit --> Redo`. To select all press :kbd:`Control + A` or :menuselection:`Edit --> Select All`. To select all text on a current page :menuselection:`Edit --> Select All Text on Current Page`. To copy something you have selected press :kbd:`Control + C` or :menuselection:`Edit --> Copy`.
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On the left side of the window Okular has a sidebar. The leftmost tab has thumbnails of the pages of your document. The shaded part of the thumbnail shows the part of the page that is displayed. At the bottom of the thumbnail is a page number. To switch to a page with the sidebar left click on that page. The middle tab of the sidebar shows annotation. To search through your annotations look into :guilabel:`Search` bar. To have the page shown in the tree of what press the leftmost button on the bottom that looks like a page. To show who made the comment press the button that looks like a person. To jump to an annotation simply left click on it. To open all annotation press the downward pointing arrow on the bottom right. To collapse all annotations press the upward pointing arrow. The third tab of the sidebar shows your bookmarks. To hide bookmarks for other files uncheck :guilabel:`Show for all Documents` checkbox. To search your bookmarks enter in the :guilabel:`Bookmarks` bar. To open your bookmark double left click on it. To add a bookmark left click on the :guilabel:`Add Bookmark` button on the bottom. To remove a bookmark on the bottom left click on the :guilabel:`Remove Bookmark` button. The rightmost tab only shows up if your document has it is a Contents tab. To search through your contents type in the :guilabel:`Search` bar. To go to the part of the section of the table of contents simply left click on it.
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To search through your document press :kbd:`Control + F` or :menuselection:`Edit --> Find`. To type in the bar in the bottom what you want to search for. To get to the next result press :kbd:`F3`, the :guilabel:`Find` button on the bottom, or :menuselection:`Edit --> Find Next`. To go to your previous search result press :kbd:`Shift + F3`, the :guilabel:`Previous` button on the bottom, or :menuselection:` Edit --> Find Previous`. To make searching case sensitive press the :guilabel:`Options` button and check the :menuselection:`Case sensitive` checkbox. To start searching at your current page left click on the :guilabel:`Options` button and check the :menuselection:`From current page` checkbox. To start searching as you type press the :guilabel:`Options` button and check the :menuselection:`Find as you type` checkbox. To close find press the :guilabel:`x` button.
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.. image:: okular-find.png
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To go all the way to the beginning press :kbd:`Control + Home` or :menuselection:`Go --> Beginning of Document`. To go all the way to the end of the document :kbd:`Control + End` or :menuselection:`Go --> End of Document`. To go back after changing pages :menuselection:`Go --> Back`.
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Then to go forward from where you were :menuselection:`Go --> Forward`. To show a magnifier for Okular press :kbd:`Control +6` or :menuselection:`Tools --> Magnifier`. Then left click over where you want to have magnified. To zoom on a particular area press :kbd:`Control+6` or :menuselection:`Tools --> Zoom`. The left click and select which area you want to zoom in on. To zoom back out right click.
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To switch to a presentation view press :kbd:`Control + Shift + P` or :menuselection:`View --> Presentation`. To get out of presentation mode press :kbd:`Escape` or move the mouse to the top right corner and left click the quit button. To go forward a slide press :kbd:`Right arrow` or scrolling down with the mousewheel. To go to the previous slide press :kbd:`Left arrow` or scrolling up with the mousewheel. To go to the first slide press :kbd:`Home` and the last slide by pressing :kbd:`End`.
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To view a toolbar on your presentation move the mouse to the top of the screen. The toolbar can go to the previous slide with the left pointing arrow and the next slide with the right pointing arrow. To go to a particular slide type the page number in the box. To autoadvance slides press the play button. To pause autoadvancing slide press the pause button. To draw on your presentation left click on the color you want to draw with left click on that color and then left click to draw using the mouse. To erase your drawing press the eraser button. To entirely erase a drawing press the trash can button. To show which screen to display the presentation on press the screen button and select your screen.
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Version
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-------
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Lubuntu ships with version 23.08.4 of Okular.
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How to Launch
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-------------
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To launch Okular :menuselection:`Internet --> Okular` or run
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.. code::
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okular
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from the command line.
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Customizing
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-----------
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To Configure Okular press :kbd:`Control + Shift + ,` or :menuselection:`Settings --> Configure Okular`. The :guilabel:`General` tab has settings for files and how to display things. To use smooth scrolling check the :guilabel:`Use smooth scrolling` checkbox. To hide scrollbars on Okular uncheck the :guilabel:`Show scrollbars` checkbox. To have clicking on thumbnails of a page link to that page check the :guilabel:`Link the thumbnails with the page` checkbox. To hide the hints and info messages uncheck the :guilabel:`Show hints and info messages` checkbox. To have notifications about embedded files forms or signatures check the :guilabel:`Notify about embedded files, forms, or signatures` checkbox. To show the document title in the window titlebar check the :guilabel:`Display document title in titlebar if available` checkbox. To choose what to do when you don't have a document title use the :guilabel:`When not displaying document title` drop down menu. To choose a custom background color check the :guilabel:`Use custom background color` checkbox. Then left click on the to the right to pick your background color.
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.. image:: Okular-config-general.png
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To have tabs for opening new files check the :guilabel:`Open new files in tabs`. checkbox. To switch to an existing tab if the file is already open check the :guilabel:`Switch to existing tab if file is already open` checkbox. To not obey DRM limitations uncheck the :guilabel:`Obey DRM limitations` checkbox. To reload a file if the file changes check the :guilabel:`Reload on file change` checkbox. To display right to left text check the :guilabel:`Right to left reading direction` checkbox. To not load in continuous view by default uncheck the :guilabel:`Open in continuous mode by default` checkbox. To choose your default zoom change the :guilabel:`Default zoom` field.
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The :guilabel:`Accessibility` tab has settings making this easier to read. To draw borders around links check the :guilabel:`Draw borders around links` checkbox. To change how the colors appear check the :guilabel:`Change colors` checkbox. To change how the colors appear use the :guilabel:`Color mode` menu.
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.. image:: Okular-accessibility.png
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To change how Okular performs use the :guilabel:`Performance` tab. To use less CPU uncheck the :guilabel:`Enable transparency effects` checkbox. To change how much memory Okular uses change the :guilabel:`Memory usage` menu. To enable text antialiasing for Okular check the :guilabel:`Enable text antialias` checkbox. To have antialiasing on the graphics check the :guilabel:`Enable graphics antialias` checkbox. To have font hinting in the text check the :guilabel:`Enable text hinting` checkbox.
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.. image:: Okular-performance.png
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To have settings for your presentation use the :guilabel:`Presentation` tab. To have your slides advance automatically check the :guilabel:`Advance automatically` checkbox. To change soon to change slides change the drop down to the right of :guilabel:`Advance automatically`. To choose the color of your background choose from the :guilabel:`Background color` field. To change the transition of Okular use the :guilabel:`Default transition` menu. To choose which screen to present on by default use the :guilabel:`Preferred Screen` menu.
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.. image:: Okular-Presentation.png
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To change settings for Annotations in Okular sue the :guilabel:`Annotations` tab. To switch how many things to be on the annotations toolbar use the :guilabel:`Annotation toolbar` menu. To change your name for annotations change the :guilabel:`Author` field. To make a custom new annotation press the :guilabel:`Add button`. To change an existing annotation press the :guilabel:`Edit` button. To delete and annotation press the :guilabel:`Remove` button. To move an annotation down press the :guilabel:`Move Down` button. To move an annotation back up press the :guilabel:`Move Up` button.
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.. image:: Okular-annotations-pref.png
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Chapter 2.2.7 qpdfview
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======================
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qpdfview is the default PDF viewer for Lubuntu.
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Features:
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- Tabs
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- Presentation mode
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- Zoom to entire page/ page width
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- Rotating pages
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- Outline, properties, thumbnail, and bookmark docks
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- Printing support
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- Annotation and highlighting
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- Bookmarks
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- Customizable keyboard shortcuts
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- Viewing postscript files
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Usage
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------
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To open a PDF file use :menuselection:`File --> Open` or press :kbd:`Control + O` on the keyboard. If you have a PDF open use :menuselection:`File --> Open in new tab` from the menu, click the Open in new tab button or press :kbd:`Control + T`. To refresh a PDF click the Refresh button, :menuselection:`File --> Refresh`, or press :kbd:`F5` just like most web browsers. To switch between tabs on the keyboard you can press control :kbd:`control + tab` or :menuselection:`Tabs --> Next Tab` to go the next tab or :kbd:`control + shift + tab` or :menuselection:`Tabs --> Previous Tab` to cycle through your tabs in the opposite direction. At the bottom of the tab menu will be a list of all your tabs you have open with the title of each document. To close the tab press the red X button on the tab or press :kbd:`Control +W`. To close all tabs on qpdfview press :kbd:`Control + Shift +W`. To restore the most recently closed tabs press :kbd:`Alt+Shift+W` or :menuselection:`Restore most recently closed tab`. To view a menu with your recently closed tab :menuselection:`Tabs --> Recently Closed` and select the file you want. To see a list of all your tabs in a menu they are at the bottom of the :menuselection:`Tabs` menu.
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If you want a second copy of a PDF file open right click on the tab and :menuselection:`Open copy in new tab`. If you want a copy of the current PDF on the tab and select :menuselection:`Open copy in new window`. To open your file manager in the current directory right click on the tab and :menuselection:`Open containing folder`. To one PDF file on the left and another on the right click on the tab bar and select :menuselection:`Split view horizontally` and then select the PDF you want to open beside the other tab. To have one PDF file on top of another right click and select :menuselection:`Split view vertically` and select which PDF you want one of top of the other. To switch between which PDF you are able to change pages of simply move the mouse over that PDF. To close go back to only one PDF file per tab right click on the tab and select :menuselection:`Close current view`.
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To close all tabs right click on the tab bar and :menuselection:`Close all tabs`. To Close all tabs but that one you right click on right click on a tab and :menuselection:`Close all tabs but this one`. To close all tabs to the right of the one you right click right click on a tab and :menuselection:`Close all tabs to right`. To close all tabs to the left right click on a tab and :menuselection:`Close all tabs to left`. To reorder your tabs left click and drag the tab where you want it in the order.
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.. image:: qpdfview-tab-context.png
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If you want to view a particular page select the box (e.g. page 1/3) in towards the top left corner and type the page number (e.g. page 3/3). To move to the previous and next page press the :kbd:`left arrow` and :kbd:`right arrow` buttons respectively. Scrolling with the mousewheel past the end or beginning of a page will also change the page. Another way to move to the next page is to press :kbd:`spacebar` or :menuselection:`Edit --> Next page`. Another way to go to the previous page is pressing :kbd:`Backspace` or :menuselection:`Edit --> Previous page`. Another way to jump to a particular page is to press :kbd:`control + j` or :menuselection:`Edit --> Jump to page`. To go back to page which you have just come from press :kbd:`control + enter` or :menuselection:`Edit --> Jump backward`. To jump forward a page press :kbd:`control + shift + enter` or :menuselection:`Edit --> Jump forward`. To move to the last page of the PDF press the :kbd:`End` key or :menuselection:`Edit --> Last Page`. To move to the first page of the PDF press the :kbd:`Home` key or :menuselection:`Edit --> First page`.
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To select text or an image from qpdfview press :kbd:`control+c` or :menuselection:`Edit --> Copy to clipboard`. Then the cursor will turn into a crosshair and you will be able to expand a box to select either text or an image and a menu to select copying the text, selecting the text, copying the image, or saving the image to file. Another way to copy text is to press :kbd:`Shift + Left Click`.
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To save your PDF file is to :menuselection:`File --> Save` or you can press :kbd:`Control + s`. You can save the file with a different name with :menuselection:`File --> Save as`. To save a copy of the document click :menuselection:`File --> Save a copy`. If the next time you want to open a PDF to a specific page as first page right click :menuselection:`Set first page`. :menuselection:` If you want to quit qpdfview press :kbd:`Control+Q`.
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To view both the bottom of one page and the top of another page press :kbd:`Control+7` or :menuselection:`View --> Continuous`. To view two pages at once like if you want to see a two page spread of an illustration in a PDF of a book press :kbd:`Control + 6` or :menuselection:`View --> Two pages`. To get your view back to normal press :kbd:`Control +6` again or :menuselection:`View --> Two pages` again. To view the first page as a separate title page and then two pages side by side press :kbd:`Control+5` or :menuselection:`View --> Two pages with title page`. To toggle the view of three pages at a time press :kbd:`Control +4` or :menuselection:`View --> Multiple pages`. To view right to left languages on qpdfview press :kbd:`Control +Shift +R` or :menuselection:`View --> Right to left`. To view the fonts embedded in the PDF :menuselection:`View --> Fonts`.
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To search through your PDF file you can press :kbd:`control + f` or from the menu :menuselection:`Edit --> Search`. You will get taken to the results and will appear highlighted in yellow to see through the results you can press the down arrow, right click :menuselection:`Find next`, or press :kbd:`F3` to see results farther in the document and press the upward pointed arrow button, right click :menuselection:`Find previous`, or press :kbd:`Shift +F3` to see results towards the start of the document. To exit the search dialog press :kbd:`Escape`, the :guilabel:`Octagon button`, right click :menuselection:`Cancel search`, or :menuselection:`Edit --> Cancel search`. If you want searches to match case check the :guilabel:`Match case` checkbox. To match entire words check the :guilabel:`Whole words` checkbox. To highlight all matches of words check the :guilabel:`Highlight all` checkbox.
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.. image:: qpdfview-search-bar.png
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To make qpdfview fullscreen you can press :kbd:`f11` or :menuselection:`View --> Fullscreen`.
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To make an annotation press :kbd:`Control +A` or :menuselection:`Edit --> Add annotation`. To view the annotation you have made or edit it again press click on what looks like a sticky note with a pin in it. To remove your annotation right click on the annotation and click :menuselection:`Remove annotation`. If you just want to highlight something right click on the text and select :menuselection:`Add highlight` text.
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To select page width in zoom in qpdfview is a drop down menu with page width to show the width of the page on qpdfview, :menuselection:`View --> Fit to page width`, or press :kbd:`Control +9`. To view the whole page on qpdfview in this drop down menu select whole page, :menuselection:`View --> fit to page size`, or press :kbd:`Control + 8`. To return to the original zoom press :kbd:`Control + 0` or :menuselection:`View --> Original size`. To zoom in is press the magnifying glass with a + in it or press :kbd:`Control + +` or :menuselection:`View --> Zoom in`. To zoom out press the magnifying glass button with a - in it or press :kbd:`Control + -` or :menuselection:`View --> Zoom out`. To rotate the file to the left is press :kbd:`Control + Left arrow` or :menuselection:`View --> Rotate Left`. To rotate the file to the right is press :kbd:`Control + Right arrow` or :menuselection:`View --> Rotate Right`. Another way to rotate is to hold :kbd:`Shift` and then use the mousewheel. Another way to zoom with the scrollwheel is to hold :kbd:`Control` and zoom with the mousewheel.
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To view a list of all tabs you have open you can select them by the title of the PDF by the bottom of the :guilabel:`Tabs` menu.
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If you have a particularly long PDF file you might want to make a bookmark to find a specific thing easily. To create a bookmark press :kbd:`control +b` or :menuselection:`Bookmarks --> Add Bookmark` and give the bookmark a memorable title and description so you can find it in this document again easily. If you later want to remove the bookmark go :menuselection:`Bookmarks --> Remove bookmark` or press :kbd:`control+ shift+ B`.
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Screenshot
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----------
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.. image:: qpdfview.png
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Docks
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-----
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qpdfview also includes some very useful docks. To view the outline dock, in the menu select :menuselection:`View --> Docks --> Outline (make sure the button is checked)` or press :kbd:`F6` on the keyboard. It should appear on the left hand side of the PDF with collapsible sections and to expand or collapse each section left click on the :menuselection:`-->`. To go to a particular part of the outline double click on that part of the outline. To see the entire outline right click on the outline and select :menuselection:`Expand all`. To have your outline back to the original state right click on it and select :menuselection:`Collapse all`. This is useful in navigating large PDFs.
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.. image:: qpdfview-outline.png
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To view properties of your PDF file press :kbd:`F7` or :menuselection:`View --> Docks --> Properties`. To see a thumbnail of each page :menuselection:`View --> Dock --> Thumbnails` or press :kbd:`F8` to view a thumbnail of each page of the PDF file. If you want to close one of these docks click the X button on the dock to close it. To detach a dock to its own floating window press the diamond button to detach it. To get the dock back to where it was press the diamond button again.
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.. image:: properties-dock.png
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Presentation
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-------------
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To enter presentation mode you can press :kbd:`f12` or :menuselection:`View --> Presentation` which makes the content of the PDF take up the fullscreen and gives you no menubars or toolbars. To exit presentation mode you can press :kbd:`f12` again. To advance to the next page in the presentation press the :kbd:`spacebar` or the :kbd:`right arrow`. To go back a page in presentation press the :kbd:`left arrow`. To exit the presentation press :kbd:`escape`. To go to the first page of the presentation press the :kbd:`Home` key. To go to the last page of the presentation press the :kbd:`End` key.
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Printing
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--------
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To print your PDF press :kbd:`Control + P` or :menuselection:`File --> Print`. To change what printer you use use the :guilabel:`Name` drop down to select the name of the printer. To see more options press the :guilabel:`Options >>` button to see more options when you print. To select which pages to print use the :guilabel:`Pages from` button and then the fields for the first page to print and then the last page to print. To change what pages you print and type the page number in use the :guilabel:`Pages` field. To print your current page press the :guilabel:`Current Page` button. To change how many copies you print change the :guilabel:`Copies` field.
|
||||
|
||||
.. image:: qpdfview-print.png
|
||||
|
||||
If you are printing the PDF in black and white you can however toggle previewing the file in black and white by pressing :kbd:`Control + U` or :menuselection:`View --> Convert to grayscale`. To invert the colors of your PDF press :kbd:`Control +I` or :menuselection:`View --> Invert Colors`. To trim the margins off your PDF file press :kbd:`control +Shift +U` or :menuselection:`View --> Trim margins`. If you want to turn off changed colors or trimmed margins off press or use the menu in the same thing again.
|
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|
||||
Customizing
|
||||
-----------
|
||||
To add your own settings to qpdfview you can get to a settings window with :menuselection:`Edit --> Settings`. To change how qpdfview uses links or manages tabs left click on the :guilabel:`Behavior` tab. The checkbox :guilabel:`Open URL` allows you to turn on or off Opening URLs or links within qpdfview. The :guilabel:`Auto-refresh` checkbox reloads the PDF whenever the file changes which is useful for authoring PDF files. To have qpdfview keep track of recently check the :guilabel:`Track recently used` checkbox. To keep track of recently closed documents check the :guilabel:`Keep recently closed` checkbox. To open the tabs you had open last time with qpdfview the next time you open the program check the :guilabel:`Restore tabs` checkbox. To restore bookmarks after qpdfview is closed check the :guilabel:`Restore bookmarks` checkbox. To have per file settings restored each time you open qpdfview check the :guilabel:`Restore per-file settings` checkbox. To change the page in the main view in addition with the presentation check the :guilabel:`Synchronize presentation` checkbox. To change what screen you use for presentations change the :guilabel:`Presentation Screen` field to the number of the screen you want to use. To have your outline dock follow what section you are viewing check the :guilabel:`Synchronize outline view` checkbox. If you want to scroll once to change an entire page check the :guilabel:`Minimal scrolling` checkbox. To change the color of highlights type a hex number for a color or select one from the :guilabel:`Highlight Color` drop down menu.
|
||||
|
||||
.. image:: qpdfviewprefrences.png
|
||||
|
||||
If you want to reset these settings to the defaults is to press the :guilabel:`Defaults` button. If you just want defaults on the current tab you can press the :guilabel:`Defaults on current tab` button. If you want to return to viewing your PDF with the same settings press the :guilabel:`OK` button. If you wish to discard your changes press the :guilabel:`Cancel` button.
|
||||
|
||||
To deal with settings on graphics press press on the :guilabel:`Graphics` tab. To toggle having a small decoration showing where different pages are check the :guilabel:`Decorate pages` checkbox. To toggle having a red border around hyperlinks check the :guilabel:`Decorate links` checkbox. To toggle having a blue borders around fillable forms in a PDF check the :guilabel:`Decorate form fields` checkbox. The settings for paper color will has a drop down menu for previewing what it is like printing on colored paper. The checkbox :guilabel:`Prefetch` will preload pages not directly viewed by the PDF viewer not directly on the screen however this will use more resources. The drop down for :guilabel:`Cache size` will increase loading speed but will use more resources. The :guilabel:`Prefetch` checkbox loads pages before you view them. The :guilabel:`Prefetch distance` tells you how many pages away from where you are to load. The field for :guilabel:`Presentation background color` sets the color of the background for presentations. The :guilabel:`Cache size` menu increases the size of the cache which will apply more system resources to run heavy PDFs with hundreds of pages of full color artwork.
|
||||
|
||||
.. image:: qpdfview-graphics.png
|
||||
|
||||
The :guilabel:`PDF` subtab of the graphics tab has settings for font and paper color for viewing PDF files. To antialias images check the :guilabel:`Antialiasing` checkbox. To antialias text check the :guilabel:`Text antialiasing` checkbox. To use font hinting to view text easier to view change the :guilabel:`Text hinting` menu to Reduced or full. To not change the background color with change the :guilabel:`Ignore paper color` checkbox. To change how qpdfview draws thin lines change the :guilabel:`Thin line mode` drop down menu.
|
||||
|
||||
.. image:: Graphic_PDF_subtab.png
|
||||
|
||||
The :guilabel:`PS` subtab manages how Postscript files appear on the screen. To change how many bits are used for antialiasing graphics change the :guilabel:`Graphics antialias bits` field. To change the number of bits of text antialiasing change :guilabel:`Text antialiasing bits` field.
|
||||
|
||||
.. image:: graphics-postscript.png
|
||||
|
||||
To change the interface settings click on the :guilabel:`Interface` tab. If you want the tabs to be spread out press the spread tabs checkbox. The :guilabel:`Tab position` changes where the tabbar on the window. The :guilabel:`Tab visibility` menu can be set to as needed, always or never which will show or hide the tabbar. The checkbox for :guilabel:`New tab next to current tab` opens new tabs next to the current one. The field :guilabel:`Recently used count` lets you set the maximum number of files to keep around in recently used. The :guilabel:`Spread tabs` checkbox spreads the tabs to take up the whole tab bar and they get smaller the more tabs you open. To have qpdfview close when the last tab in qpdfview is closed check the :guilabel:`Exit after last tab` checkbox. To change the number of recently used PDF files in the menu change the :guilabel:`Recently used count` field. To change how many recently closed tabs of PDFs are shown change the :guilabel:`Recently closed count` field. To toggle showing the current page in the window title check the :guilabel:`Current page in window title`.
|
||||
|
||||
.. image:: qpdfview-interface.png
|
||||
|
||||
The :guilabel:`Shortcuts` tab provides the ability to customize keyboard shortcuts. The :guilabel:`Action` column is what each keyboard shortcut does. The :guilabel:`Key sequence` column shows the keyboard shortcut. Double click in the key sequence column and type in your desired keyboard shortcut to change the keyboard shortcut.
|
||||
|
||||
.. image:: qpdfview-shortcuts.png
|
||||
|
||||
The :guilabel:`Modifiers` tab allows you to change settings with the mouse and certain keyboard shortcuts in combination with the mouse. To change what keyboard shortcut to hold down while you hold down your mousewheel to zoom use the :guilabel:`Zoom` drop down menu. To change what keyboard key to hold down before using the mousewheel use the :guilabel:`Rotate` key. To change what key to press when you copy text to the clipboard when also pressing a mouse button use the :guilabel:`Copy to Clipboard` drop down menu. To switch which key you press when left clicking to add an annotation use the :guilabel:`Add annotation` drop down menu. To change what what you press to while left clicking to zoom to a selection change the :guilabel:`Zoom to Selection` drop down menu.
|
||||
|
||||
.. image:: qpdfview-modifiers.png
|
||||
|
||||
Version
|
||||
-------
|
||||
Lubuntu ships with version 0.5.0 of qpdfview.
|
||||
|
||||
How to Launch
|
||||
-------------
|
||||
To launch qpdfview go to the Menu :menuselection:`Office --> qpdfview` or run
|
||||
|
||||
.. code::
|
||||
|
||||
qpdfview
|
||||
|
||||
from the command line. The icon for qpdfview looks like an eye with a blue background.
|
||||
|
After Width: | Height: | Size: 62 KiB |
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Reference in new issue