Settingsįrom the Settings menu, the following options can be configured: Setting Effectively the measuring line can become longer. Scroll up with the mouse wheel to increase the threshold for pixel difference by 15 units per wheel tick. The controls on the toolbar can also be selected via Ctrl+ 1/ 2/ 3/ 4. Upon clicking the primary mouse button, the measurement is copied to the clipboard.
Click the symbol and move your mouse pointer to your target location. Vertical (┃): This will measure only vertical spacing.Horizontal (━): This will measure only horizontal spacing.Click the symbol and move your mouse to your target location. Spacing (╋): This will measure horizontal and vertical spacing at the same time.If you hold Shift, the box(es) will stay in place until you cancel the interaction.
To exit, press Esc or click ╳ in the toolbar. Press ⊞ Win+ Shift+ M to activate and then select which tool you want to measure with. This was inspired by Pete Blois's Rooler. Screen ruler allows you to quickly measure pixels on your screen based on image edge detection.
