ladybird/Libraries/LibWeb/Layout/LayoutDocument.h
Andreas Kling 684fa0f99b LibWeb: Make selection state recomputation implicit
Add a LayoutDocument API for modifying the selection and make clients
call that so we can recompute selection states automatically.
2020-08-21 17:57:24 +02:00

69 lines
2.6 KiB
C++

/*
* Copyright (c) 2018-2020, Andreas Kling <kling@serenityos.org>
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions are met:
*
* 1. Redistributions of source code must retain the above copyright notice, this
* list of conditions and the following disclaimer.
*
* 2. Redistributions in binary form must reproduce the above copyright notice,
* this list of conditions and the following disclaimer in the documentation
* and/or other materials provided with the distribution.
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
* AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
* DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE
* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
* SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
* CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
* OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
* OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*/
#pragma once
#include <LibWeb/DOM/Document.h>
#include <LibWeb/Layout/LayoutBlock.h>
namespace Web {
class LayoutDocument final : public LayoutBlock {
public:
explicit LayoutDocument(DOM::Document&, NonnullRefPtr<CSS::StyleProperties>);
virtual ~LayoutDocument() override;
const DOM::Document& node() const { return static_cast<const DOM::Document&>(*LayoutNode::node()); }
virtual const char* class_name() const override { return "LayoutDocument"; }
virtual void layout(LayoutMode = LayoutMode::Default) override;
void paint_all_phases(PaintContext&);
virtual void paint(PaintContext&, PaintPhase) override;
virtual HitTestResult hit_test(const Gfx::IntPoint&, HitTestType) const override;
const LayoutRange& selection() const { return m_selection; }
void set_selection(const LayoutRange&);
void set_selection_end(const LayoutPosition&);
void did_set_viewport_rect(Badge<Frame>, const Gfx::IntRect&);
virtual bool is_root() const override { return true; }
void build_stacking_context_tree();
void recompute_selection_states();
private:
LayoutRange m_selection;
};
}
AK_BEGIN_TYPE_TRAITS(Web::LayoutDocument)
static bool is_type(const Web::LayoutNode& layout_node) { return layout_node.is_root(); }
AK_END_TYPE_TRAITS()