TODO (423B)
1 * Proper path handling (allow paths including "'", etc.) 2 * Draw pixmap on exposure events instead of doing the 3 expensive image resizing each time 4 * Maybe add zooming support 5 * Maybe optionally show rectangle coordinates on screen 6 * Allow to copy/paste selection 7 * Key for allowing/disallowing rectangle out of image bounds 8 * Read selections from file - to modify again later 9 * Better navigation - jump to beginning, etc.