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Auto merge of #15762 - glennw:basic-page-zoom, r=mbrubeck

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Add support for page zoom via new WR API.

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bors-servo 2017-03-01 11:53:35 -08:00 • committed by GitHub
commit 67638bdcf2
1 changed files with 7 additions and 0 deletions
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7
components/compositing/compositor.rs
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@ -1309,6 +1309,7 @@ impl<Window: WindowMethods> IOCompositor<Window> {
self.page_zoom = ScaleFactor::new(1.0);
self.update_zoom_transform();
self.send_window_size(WindowSizeType::Resize);
self.update_page_zoom_for_webrender();
}
fn on_zoom_window_event(&mut self, magnification: f32) {
@ -1316,6 +1317,12 @@ impl<Window: WindowMethods> IOCompositor<Window> {
.max(MIN_ZOOM).min(MAX_ZOOM));
self.update_zoom_transform();
self.send_window_size(WindowSizeType::Resize);
self.update_page_zoom_for_webrender();
}
fn update_page_zoom_for_webrender(&mut self) {
let page_zoom = webrender_traits::PageZoomFactor::new(self.page_zoom.get());
self.webrender_api.set_page_zoom(page_zoom);
}
/// Simulate a pinch zoom