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image/zoom: Force zoom to center for buttons

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Before, using buttons on touchscreen could zoom to the cursor position.
This commit is contained in:
Sophie Herold 2024-01-04 14:33:23 +01:00
parent 88099b1ec9
commit b1d1d547cf
6 changed files with 94 additions and 46 deletions
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46
src/window.rs
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@ -180,12 +180,20 @@ mod imp {
win.imp().image_view.jump(Position::Last);
});
klass.install_action("win.zoom-out", None, move |win, _, _| {
win.zoom_out();
klass.install_action("win.zoom-out-cursor", None, move |win, _, _| {
win.zoom_out_cursor();
});
klass.install_action("win.zoom-in", None, move |win, _, _| {
win.zoom_in();
klass.install_action("win.zoom-out-center", None, move |win, _, _| {
win.zoom_out_center();
});
klass.install_action("win.zoom-in-cursor", None, move |win, _, _| {
win.zoom_in_cursor();
});
klass.install_action("win.zoom-in-center", None, move |win, _, _| {
win.zoom_in_center();
});
klass.install_action("win.zoom-to-exact", Some("d"), move |win, _, level| {
@ -485,12 +493,28 @@ impl LpWindow {
self.set_fullscreened(fullscreen);
}
fn zoom_out(&self) {
self.imp().image_view.zoom_out();
fn zoom_out_cursor(&self) {
if let Some(image) = self.imp().image_view.current_image() {
image.zoom_out_cursor();
}
}
fn zoom_in(&self) {
self.imp().image_view.zoom_in();
fn zoom_out_center(&self) {
if let Some(image) = self.imp().image_view.current_image() {
image.zoom_out_center();
}
}
fn zoom_in_cursor(&self) {
if let Some(image) = self.imp().image_view.current_image() {
image.zoom_in_cursor();
}
}
fn zoom_in_center(&self) {
if let Some(image) = self.imp().image_view.current_image() {
image.zoom_in_center();
}
}
fn zoom_to_exact(&self, level: f64) {
@ -870,8 +894,10 @@ impl LpWindow {
.map(|image| !image.is_max_zoom())
.unwrap_or_default();
self.action_set_enabled("win.zoom-out", can_zoom_out);
self.action_set_enabled("win.zoom-in", can_zoom_in);
self.action_set_enabled("win.zoom-out-cursor", can_zoom_out);
self.action_set_enabled("win.zoom-out-center", can_zoom_out);
self.action_set_enabled("win.zoom-in-cursor", can_zoom_in);
self.action_set_enabled("win.zoom-in-center", can_zoom_in);
}
fn on_fullscreen_changed(&self) {