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Merge branch 'zoom-fix' into 'develop'

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fix smooth zooming calculations

See merge request pwmt/zathura!23
This commit is contained in:
Sebastian Ramacher 2019-10-11 16:14:33 +00:00
commit fdbac740ce
1 changed files with 2 additions and 2 deletions
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zathura/shortcuts.c
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@ -1395,8 +1395,8 @@ sc_zoom(girara_session_t* session, girara_argument_t* argument, girara_event_t*
} }
} else if (argument->n == ZOOM_SMOOTH) { } else if (argument->n == ZOOM_SMOOTH) {
const double dy = (event != NULL) ? event->y : 1.0; const double dy = (event != NULL) ? event->y : 1.0;
girara_debug("Increasing zoom by %0.2f.", zoom_step * dy - 1.0); girara_debug("Increasing zoom by %0.2f.", pow(zoom_step, -dy) - 1.0);
zathura_document_set_zoom(zathura->document, old_zoom + zoom_step * dy); zathura_document_set_zoom(zathura->document, old_zoom * pow(zoom_step, -dy));
} else { } else {
girara_debug("Setting zoom to 1."); girara_debug("Setting zoom to 1.");
zathura_document_set_zoom(zathura->document, 1.0); zathura_document_set_zoom(zathura->document, 1.0);