Commit 7c031ab9 authored by Birte Kristina Friesel's avatar Birte Kristina Friesel
Browse files

Improve keyboard zoom mode

parent ccbebcbd

ChangeLog

+2 −0
Original line number Diff line number Diff line
@@ -8,6 +8,8 @@ git HEAD 
                    and  -J for --thumb-redraw

    * Patch by Noel Cragg: Improve support for tiling window managers

    * Set correct window title when starting feh in paused mode

    * Add Up/Down keys for zooming

    * When zooming via keyboard: Always zoom around the center of the window



Fri, 25 Jun 2010 16:07:20 +0200  Daniel Friesel <derf@chaosdorf.de>

src/keyevents.c

+12 −3
Original line number Diff line number Diff line
@@ -261,16 +261,25 @@ void feh_event_handle_keypress(XEvent * ev) 
	case XK_Up:

		/* erroneously recognized as '+' in the *kbuf switch. Work around this. */

		len = 0;

		winwid->old_zoom = winwid->zoom;

		winwid->zoom = winwid->zoom * 1.25;

		/* TODO: Center only around current view */

		winwidget_center_image(winwid);

		winwid->im_x = (winwid->w / 2) - (((winwid->w / 2) - winwid->im_x) /

			winwid->old_zoom * winwid->zoom);

		winwid->im_y = (winwid->h / 2) - (((winwid->h / 2) - winwid->im_y) /

			winwid->old_zoom * winwid->zoom);

		winwidget_sanitise_offsets(winwid);

		winwidget_render_image(winwid, 0, 1);

		break;

	case XK_KP_Subtract:

	case XK_Down:

		len = 0;

		winwid->old_zoom = winwid->zoom;

		winwid->zoom = winwid->zoom * 0.75;

		winwidget_center_image(winwid);

		winwid->im_x = (winwid->w / 2) - (((winwid->w / 2) - winwid->im_x) /

			winwid->old_zoom * winwid->zoom);

		winwid->im_y = (winwid->h / 2) - (((winwid->h / 2) - winwid->im_y) /

			winwid->old_zoom * winwid->zoom);

		winwidget_sanitise_offsets(winwid);

		winwidget_render_image(winwid, 0, 1);

		break;

	case XK_KP_Multiply: