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-rw-r--r--src/winwidget.c205
1 files changed, 66 insertions, 139 deletions
diff --git a/src/winwidget.c b/src/winwidget.c
index bb6181a..fe0b505 100644
--- a/src/winwidget.c
+++ b/src/winwidget.c
@@ -1,7 +1,7 @@
/* winwidget.c
Copyright (C) 1999-2003 Tom Gilbert.
-Copyright (C) 2010-2011 Daniel Friesel.
+Copyright (C) 2010-2018 Daniel Friesel.
Permission is hereby granted, free of charge, to any person obtaining a copy
of this software and associated documentation files (the "Software"), to
@@ -323,11 +323,12 @@ void winwidget_create_window(winwidget ret, int w, int h)
winwidget_register(ret);
/* do not scale down a thumbnail list window, only those created from it */
- if (opt.scale_down && (ret->type != WIN_TYPE_THUMBNAIL)) {
+ if (opt.geom_enabled && (ret->type != WIN_TYPE_THUMBNAIL)) {
opt.geom_w = w;
opt.geom_h = h;
opt.geom_flags |= WidthValue | HeightValue;
}
+
return;
}
@@ -422,138 +423,65 @@ void winwidget_render_image(winwidget winwid, int resize, int force_alias)
int sx, sy, sw, sh, dx, dy, dw, dh;
int calc_w, calc_h;
int antialias = 0;
- int need_center = winwid->had_resize;
if (!winwid->full_screen && resize) {
winwidget_resize(winwid, winwid->im_w, winwid->im_h, 0);
winwidget_reset_image(winwid);
}
- /* bounds checks for panning */
- if (winwid->im_x > winwid->w)
- winwid->im_x = winwid->w;
- if (winwid->im_y > winwid->h)
- winwid->im_y = winwid->h;
-
D(("winwidget_render_image resize %d force_alias %d im %dx%d\n",
resize, force_alias, winwid->im_w, winwid->im_h));
- winwidget_setup_pixmaps(winwid);
-
- if (!winwid->full_screen && ((gib_imlib_image_has_alpha(winwid->im))
- || (opt.geom_flags & (WidthValue | HeightValue))
- || (winwid->im_x || winwid->im_y) || (winwid->zoom != 1.0)
- || (winwid->w > winwid->im_w || winwid->h > winwid->im_h)
- || (winwid->has_rotated)))
- feh_draw_checks(winwid);
+ /* winwidget_setup_pixmaps(winwid) resets the winwid->had_resize flag */
+ int had_resize = winwid->had_resize || resize;
- if (!winwid->full_screen && opt.zoom_mode && (winwid->type != WIN_TYPE_THUMBNAIL)
- && (winwid->zoom == 1.0) && ! (opt.geom_flags & (WidthValue | HeightValue))
- && (winwid->w > winwid->im_w) && (winwid->h > winwid->im_h))
- feh_calc_needed_zoom(&(winwid->zoom), winwid->im_w, winwid->im_h, winwid->w, winwid->h);
+ winwidget_setup_pixmaps(winwid);
- /*
- * In case of a resize, the geomflags (and im_w, im_h) get updated by
- * the ConfigureNotify handler.
- */
- if (need_center && !winwid->full_screen && (winwid->type != WIN_TYPE_THUMBNAIL)
- && (opt.geom_flags & (WidthValue | HeightValue))
- && ((winwid->w < winwid->im_w) || (winwid->h < winwid->im_h)))
- feh_calc_needed_zoom(&(winwid->zoom), winwid->im_w, winwid->im_h, winwid->w, winwid->h);
+ if (had_resize && !opt.keep_zoom_vp && (winwid->type != WIN_TYPE_THUMBNAIL)) {
+ double required_zoom = 1.0;
+ feh_calc_needed_zoom(&required_zoom, winwid->im_w, winwid->im_h, winwid->w, winwid->h);
+ winwid->zoom = opt.default_zoom ? (0.01 * opt.default_zoom) : 1.0;
- if (resize && (winwid->type != WIN_TYPE_THUMBNAIL) &&
- (winwid->full_screen || (opt.geom_flags & (WidthValue | HeightValue)))) {
- int smaller; /* Is the image smaller than screen? */
- int max_w = 0, max_h = 0;
+ if ((opt.scale_down || (winwid->full_screen && !opt.default_zoom))
+ && winwid->zoom > required_zoom)
+ winwid->zoom = required_zoom;
+ else if ((opt.zoom_mode && required_zoom > 1)
+ && (!opt.default_zoom || required_zoom < winwid->zoom))
+ winwid->zoom = required_zoom;
- if (winwid->full_screen) {
- max_w = scr->width;
- max_h = scr->height;
-#ifdef HAVE_LIBXINERAMA
- if (opt.xinerama && xinerama_screens) {
- max_w = xinerama_screens[xinerama_screen].width;
- max_h = xinerama_screens[xinerama_screen].height;
+ if (opt.offset_flags & XValue) {
+ if (opt.offset_flags & XNegative) {
+ winwid->im_x = winwid->w - (winwid->im_w * winwid->zoom) - opt.offset_x;
+ } else {
+ winwid->im_x = - opt.offset_x * winwid->zoom;
}
-#endif /* HAVE_LIBXINERAMA */
} else {
- if (opt.geom_flags & WidthValue) {
- max_w = opt.geom_w;
- }
- if (opt.geom_flags & HeightValue) {
- max_h = opt.geom_h;
- }
+ winwid->im_x = (int) (winwid->w - (winwid->im_w * winwid->zoom)) >> 1;
}
-
- D(("Calculating for fullscreen/fixed geom render\n"));
- smaller = ((winwid->im_w < max_w)
- && (winwid->im_h < max_h));
-
- if (!smaller || opt.zoom_mode) {
- /* contributed by Jens Laas <jens.laas@data.slu.se>
- * What it does:
- * zooms images by a fixed amount but never larger than the screen.
- *
- * Why:
- * This is nice if you got a collection of images where some
- * are small and can stand a small zoom. Large images are unaffected.
- *
- * When does it work, and how?
- * You have to be in fullscreen mode _and_ have auto-zoom turned on.
- * "feh -FZ --zoom 130 imagefile" will do the trick.
- * -zoom percent - the new switch.
- * 100 = orignal size,
- * 130 is 30% larger.
- */
- if (opt.default_zoom) {
- double old_zoom = winwid->zoom;
-
- winwid->zoom = 0.01 * opt.default_zoom;
- if (opt.default_zoom != 100) {
- if ((winwid->im_h * winwid->zoom) > max_h)
- winwid->zoom = old_zoom;
- else if ((winwid->im_w * winwid->zoom) > max_w)
- winwid->zoom = old_zoom;
- }
-
- winwid->im_x = ((int)
- (max_w - (winwid->im_w * winwid->zoom))) >> 1;
- winwid->im_y = ((int)
- (max_h - (winwid->im_h * winwid->zoom))) >> 1;
+ if (opt.offset_flags & YValue) {
+ if (opt.offset_flags & YNegative) {
+ winwid->im_y = winwid->h - (winwid->im_h * winwid->zoom) - opt.offset_y;
} else {
- /* Image is larger than the screen (so wants shrinking), or it's
- smaller but wants expanding to fill it */
- double ratio = feh_calc_needed_zoom(&(winwid->zoom), winwid->im_w, winwid->im_h, max_w, max_h);
-
- if (ratio > 1.0) {
- /* height is the factor */
- winwid->im_x = 0;
- winwid->im_y = ((int)
- (max_h - (winwid->im_h * winwid->zoom))) >> 1;
- } else {
- /* width is the factor */
- winwid->im_x = ((int)
- (max_w - (winwid->im_w * winwid->zoom))) >> 1;
- winwid->im_y = 0;
- }
+ winwid->im_y = - opt.offset_y * winwid->zoom;
}
} else {
- /* my modification to jens hack, allow --zoom without auto-zoom mode */
- if (opt.default_zoom) {
- winwid->zoom = 0.01 * opt.default_zoom;
- } else {
- winwid->zoom = 1.0;
- }
- /* Just center the image in the window */
- winwid->im_x = (int) (max_w - (winwid->im_w * winwid->zoom)) >> 1;
- winwid->im_y = (int) (max_h - (winwid->im_h * winwid->zoom)) >> 1;
+ winwid->im_y = (int) (winwid->h - (winwid->im_h * winwid->zoom)) >> 1;
}
}
- else if (need_center && !winwid->full_screen
- && (winwid->type != WIN_TYPE_THUMBNAIL) && !opt.keep_zoom_vp) {
- winwid->im_x = (int) (winwid->w - (winwid->im_w * winwid->zoom)) >> 1;
- winwid->im_y = (int) (winwid->h - (winwid->im_h * winwid->zoom)) >> 1;
- }
+
+ winwid->had_resize = 0;
+
+ if (opt.keep_zoom_vp)
+ winwidget_sanitise_offsets(winwid);
+
+ if (!winwid->full_screen && ((gib_imlib_image_has_alpha(winwid->im))
+ || (opt.geom_flags & (WidthValue | HeightValue))
+ || (winwid->im_x || winwid->im_y)
+ || (winwid->w > winwid->im_w * winwid->zoom)
+ || (winwid->h > winwid->im_h * winwid->zoom)
+ || (winwid->has_rotated)))
+ feh_draw_checks(winwid);
/* Now we ensure only to render the area we're looking at */
dx = winwid->im_x;
@@ -706,13 +634,6 @@ Pixmap feh_create_checks(void)
return(checks_pmap);
}
-void winwidget_clear_background(winwidget w)
-{
- XSetWindowBackgroundPixmap(disp, w->win, feh_create_checks());
- /* XClearWindow(disp, w->win); */
- return;
-}
-
void feh_draw_checks(winwidget win)
{
static GC gc = None;
@@ -747,8 +668,6 @@ void winwidget_destroy(winwidget winwid)
free(winwid->name);
if (winwid->gc)
XFreeGC(disp, winwid->gc);
- if ((winwid->type == WIN_TYPE_THUMBNAIL_VIEWER) && (winwid->file != NULL))
- gib_list_free(winwid->file);
if (winwid->im)
gib_imlib_free_image_and_decache(winwid->im);
free(winwid);
@@ -874,24 +793,30 @@ void winwidget_resize(winwidget winwid, int w, int h, int force_resize)
D((" x %d y %d w %d h %d\n", attributes.x, attributes.y, winwid->w,
winwid->h));
- if ((opt.geom_flags & (WidthValue | HeightValue)) && !force_resize) {
- winwid->had_resize = 1;
- return;
- }
+ if ((opt.geom_flags & (WidthValue | HeightValue)) && !force_resize) {
+ winwid->had_resize = 1;
+ return;
+ }
if (winwid && ((winwid->w != w) || (winwid->h != h))) {
- /* winwidget_clear_background(winwid); */
if (opt.screen_clip) {
- winwid->w = (w > scr_width) ? scr_width : w;
- winwid->h = (h > scr_height) ? scr_height : h;
+ double required_zoom = winwid->zoom;
+ if (opt.scale_down && !opt.keep_zoom_vp) {
+ int max_w = (w > scr_width) ? scr_width : w;
+ int max_h = (h > scr_height) ? scr_height : h;
+ feh_calc_needed_zoom(&required_zoom, winwid->im_w, winwid->im_h, max_w, max_h);
+ }
+ int desired_w = winwid->im_w * required_zoom;
+ int desired_h = winwid->im_h * required_zoom;
+ winwid->w = (desired_w > scr_width) ? scr_width : desired_w;
+ winwid->h = (desired_h > scr_height) ? scr_height : desired_h;
}
if (winwid->full_screen) {
- XTranslateCoordinates(disp, winwid->win, attributes.root,
- -attributes.border_width -
- attributes.x,
- -attributes.border_width - attributes.y, &tc_x, &tc_y, &dw);
- winwid->x = tc_x;
- winwid->y = tc_y;
- XMoveResizeWindow(disp, winwid->win, tc_x, tc_y, winwid->w, winwid->h);
+ XTranslateCoordinates(disp, winwid->win, attributes.root,
+ -attributes.border_width - attributes.x,
+ -attributes.border_width - attributes.y, &tc_x, &tc_y, &dw);
+ winwid->x = tc_x;
+ winwid->y = tc_y;
+ XMoveResizeWindow(disp, winwid->win, tc_x, tc_y, winwid->w, winwid->h);
} else
XResizeWindow(disp, winwid->win, winwid->w, winwid->h);
@@ -1019,10 +944,12 @@ void feh_debug_print_winwid(winwidget w)
void winwidget_reset_image(winwidget winwid)
{
- winwid->zoom = 1.0;
- winwid->old_zoom = 1.0;
- winwid->im_x = 0;
- winwid->im_y = 0;
+ if (!opt.keep_zoom_vp) {
+ winwid->zoom = 1.0;
+ winwid->old_zoom = 1.0;
+ winwid->im_x = 0;
+ winwid->im_y = 0;
+ }
winwid->im_angle = 0.0;
winwid->has_rotated = 0;
return;