Gtk2::ImageView::Zoom3pm
Functions for dealing with zoom factors
Overview
GtkImageView uses a discrete amount of zoom factors for determining which zoom to set. Using these functions, it is possible to retrieve information and manipulate a zoom factor.
Methods
double = Gtk2::ImageView::Zoom->clamp_zoom ($zoom)
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$zoom(double)
Returns the zoom factor clamped to the minumum and maximum allowed values.
double = Gtk2::ImageView::Zoom->get_max_zoom
Returns the maximum allowed zoom factor.
double = Gtk2::ImageView::Zoom->get_min_zoom
Returns the minimum allowed zoom factor.
double = Gtk2::ImageView::Zoom->get_zoom_in ($zoom)
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$zoom(double)
Returns the zoom factor that is one step larger than the supplied zoom factor.
double = Gtk2::ImageView::Zoom->get_zoom_out ($zoom)
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$zoom(double)
Returns the zoom factor that is one step smaller than the supplied zoom factor.
Releases
5 releases since Debian 5.0 (Lenny); the text changed 4 times.