![]() ![]() PDF icon illustration, Adobe Acrobat Portable Document Format Computer Icons Adobe Reader, File Pdf Icon transparent background PNG clipart size: 512x512px filesize: 38.34KB.YouTube Play Button Logo Computer Icons, Youtube Icon App Logo, Youtube logo transparent background PNG clipart size: 512x512px filesize: 20.1KB.red target icon, Reticle Icon, Target transparent background PNG clipart size: 576x576px filesize: 27KB.Android iOS Handheld Devices Computer file, Android, android logo transparent background PNG clipart size: 512x512px filesize: 6.39KB.Check mark graphics Pixabay, right mark transparent background PNG clipart size: 1280x1256px filesize: 101.25KB.warning icon, Error Computer Icons, Orange Error Icon transparent background PNG clipart size: 512x512px filesize: 10.12KB.blue logo, Globe World Computer Icons, Best Free Globe transparent background PNG clipart size: 989x997px filesize: 100.8KB.You could also add a pixel scale for measuring.Your may also love these PNG clip art images You could make a shortcut to open the image (running qiv -p /path/to/image). I made my image as a 96dpi (my screen resolution) PNG, in inkscape, with a 3px wide crosshair at 80% opacity. (Probably you want to make it double that, and have a 3px crosshair to account for anti-aliasing it can be greyscale and filesize should compress to virtually nothing?) The image: my screen is 1650x1080 so I should use an image that is 3301x2161 this way I have a full screen in each quadrant separated by a 1px crosshair. If you get a checkerboard instead of transparency make sure you have c ompositing enabled in your WM, and that you used the -p flag when launching qiv. Now, bring the image to the foreground by clicking to maximise the window hide by minimising. Move by Alt+LMB clicking on part of the image (you might want to make a handle in the image to make this easier, with my image you have to click on the actual crosshair itself.Use qiv -p YourImage.png to display the image above your other windows. Open it in your favourite image presentation app, or possibly display crosshair.png (display is part of ImageMagick, sudo apt install imagemagick to install it).Make an image with a transparent background, and a crosshair, sized to fit your screen.You can also check these websites for more instructions. It is funded and supported by the Ontario Ministry of Economic Development and Innovation and the ÆGIS (Europe) Project. Zoom Options Dialog is part of the ÆGIS (Ontario) Project. You MUST use Gnome DE for these features. However Unity DOES NOT have the Assistive Technology features for Magnifier and Cross Hairs. Ubuntu Wiki has instructions for installing Orca for Unity and Gnome desktop environments here. Here are a couple of screenshots accompanying the instructions from that site: Step by step instructions (using Gnome 2.2) were written by the BBC (British Broadcasting Corporation). The color button launches a color chooser dialog to set the color and transparency of the crosshairs. The range is from very short, through fractions of the size of the screen, to a length that extends to the edges of the screen. The Length slider determines the length of the crosshairs. The Thickness slider determines the width of the crosshairs. When unchecked, the crosshairs end before intersecting the mouse cursor. When the Overlaps mouse cursor checkbox is checked, the crosshairs intersect the mouse pointer. The switch labelled Crosshairs toggles the display of crosshairs. Zoom Options Dialog showing the "Crosshairs" Tab. The accept answer has four recommendations:Īll four should be investigated but the third suggestion leads to a promising app: Zoom Options Dialog (Universal Access):įigure 2. There was a similar question a couple years ago. ![]()
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