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Various fixes

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Fix the behavior of block-direction margins of replaced element both
as block level or inline level, and no longer query fragment info when
building display list for canvas.
This commit is contained in:
Pu Xingyu 2016-12-11 04:22:49 +08:00
parent b1b17f1869
commit b0de105bb0
3 changed files with 54 additions and 52 deletions
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90
components/layout/display_list_builder.rs
View file

@ -1489,57 +1489,51 @@ impl FragmentDisplayListBuilding for Fragment {
}
}
SpecificFragmentInfo::Canvas(ref canvas_fragment_info) => {
let width = canvas_fragment_info.replaced_image_fragment_info
.computed_inline_size.map_or(0, |w| w.to_px() as usize);
let height = canvas_fragment_info.replaced_image_fragment_info
.computed_block_size.map_or(0, |h| h.to_px() as usize);
if width > 0 && height > 0 {
let computed_width = canvas_fragment_info.canvas_inline_size().to_px();
let computed_height = canvas_fragment_info.canvas_block_size().to_px();
let computed_width = canvas_fragment_info.dom_width.to_px();
let computed_height = canvas_fragment_info.dom_height.to_px();
let canvas_data = match canvas_fragment_info.ipc_renderer {
Some(ref ipc_renderer) => {
let ipc_renderer = ipc_renderer.lock().unwrap();
let (sender, receiver) = ipc::channel().unwrap();
ipc_renderer.send(CanvasMsg::FromLayout(
FromLayoutMsg::SendData(sender))).unwrap();
receiver.recv().unwrap()
},
None => return,
};
let canvas_data = match canvas_fragment_info.ipc_renderer {
Some(ref ipc_renderer) => {
let ipc_renderer = ipc_renderer.lock().unwrap();
let (sender, receiver) = ipc::channel().unwrap();
ipc_renderer.send(CanvasMsg::FromLayout(
FromLayoutMsg::SendData(sender))).unwrap();
receiver.recv().unwrap()
},
None => return,
};
let base = state.create_base_display_item(
&stacking_relative_content_box,
clip,
self.node,
self.style.get_cursor(Cursor::Default),
DisplayListSection::Content);
let display_item = match canvas_data {
CanvasData::Image(canvas_data) => {
DisplayItem::Image(box ImageDisplayItem {
base: base,
webrender_image: WebRenderImageInfo {
width: computed_width as u32,
height: computed_height as u32,
format: PixelFormat::RGBA8,
key: Some(canvas_data.image_key),
},
image_data: None,
stretch_size: stacking_relative_content_box.size,
tile_spacing: Size2D::zero(),
image_rendering: image_rendering::T::auto,
})
}
CanvasData::WebGL(context_id) => {
DisplayItem::WebGL(box WebGLDisplayItem {
base: base,
context_id: context_id,
})
}
};
let base = state.create_base_display_item(
&stacking_relative_content_box,
clip,
self.node,
self.style.get_cursor(Cursor::Default),
DisplayListSection::Content);
let display_item = match canvas_data {
CanvasData::Image(canvas_data) => {
DisplayItem::Image(box ImageDisplayItem {
base: base,
webrender_image: WebRenderImageInfo {
width: computed_width as u32,
height: computed_height as u32,
format: PixelFormat::RGBA8,
key: Some(canvas_data.image_key),
},
image_data: None,
stretch_size: stacking_relative_content_box.size,
tile_spacing: Size2D::zero(),
image_rendering: image_rendering::T::auto,
})
}
CanvasData::WebGL(context_id) => {
DisplayItem::WebGL(box WebGLDisplayItem {
base: base,
context_id: context_id,
})
}
};
state.add_display_item(display_item);
}
state.add_display_item(display_item);
}
SpecificFragmentInfo::UnscannedText(_) => {
panic!("Shouldn't see unscanned fragments here.")