|Editor||Use this area to specify the settings according to which images should be displayed in PyCharm.|
|Show Grid lines by default||Select this check box to have a grid displayed when reviewing image files.
When the check box is selected, the area below is enabled where you can define how to display a grid and its elements.
|Show Grid lines only when zoom factor equal or more than||Use this spin box to specify the minimum zoom factor to have a grid displayed.|
|Show Grid line after every (pixels)||Use this spin box to specify the number of pixels between a pair of grid lines.|
|Grid line color||From this palette, click the colour to display grid lines.|
|Show transparency chessboard by default||Select this check box to have transparent pieces of images shown as a chessboard.|
|Chessboard cell size||Use this spin box to specify the chessboard cell size.|
|Color of 'white' cell||From this palette, click the colour to display chessboard cells located at initially 'white' positions.|
|Color of 'black' cell||From this palette, click the colour to display chessboard cells located at initially 'black' positions.|
|Use mouse wheel for image zooming||Select this check box to enable zooming the image through the Ctrl+Mouse wheel combination.|
|Enable smart zooming for small images||Select this check box to have small images opened with the zooming factor to the size specified below.|
|Preferred minimum width/height for smart zooming (pixels)||Use this spin box to set the minimum number of pixels to zoom the small images to.|
|External Editor||In this area, specify the external tool to display and edit images in.|
|Executable path||In this text box, specify the path to the executable file of the software to be used for editing image files.|