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image: Don't render first tiles with zoom=1

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Closes #145

Part-of: <https://gitlab.gnome.org/GNOME/loupe/-/merge_requests/276>
This commit is contained in:
Sophie Herold 2023-08-13 12:18:02 +02:00
parent 06733c6208
commit 07513f5940
1 changed files with 10 additions and 2 deletions
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12
src/widgets/image.rs
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@ -592,8 +592,12 @@ mod imp {
self.widget_dimensions.set((width, height)); self.widget_dimensions.set((width, height));
obj.configure_adjustments(); obj.configure_adjustments();
// Get potentially missing tiles for enlarged viewing area // Avoid updates for first size_allocate with zoom not set yet
obj.request_tiles(); if obj.is_loaded() {
// Get potentially missing tiles for enlarged viewing area
obj.request_tiles();
}
} }
// called when the widget content should be re-rendered // called when the widget content should be re-rendered
@ -1251,6 +1255,10 @@ impl LpImage {
} }
fn set_zoom_target(&self, zoom_target: f64) { fn set_zoom_target(&self, zoom_target: f64) {
if self.imp().zoom_target.get() == zoom_target {
return;
}
log::debug!("Setting zoom target {zoom_target}"); log::debug!("Setting zoom target {zoom_target}");
self.imp().zoom_target.set(zoom_target); self.imp().zoom_target.set(zoom_target);