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3c7bd5a317
...and also for hit testing, which is involved in most of them. Much of this is temporary conversions and other awkwardness, which should resolve itself as the rest of LibWeb is converted to these new types. Hopefully. :thousandyakstare:
81 lines
2.6 KiB
C++
81 lines
2.6 KiB
C++
/*
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* Copyright (c) 2022, Andreas Kling <kling@serenityos.org>
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*
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* SPDX-License-Identifier: BSD-2-Clause
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*/
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#include <LibWeb/DOM/Document.h>
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#include <LibWeb/Layout/BlockContainer.h>
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#include <LibWeb/Painting/Paintable.h>
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namespace Web::Painting {
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Paintable::DispatchEventOfSameName Paintable::handle_mousedown(Badge<EventHandler>, CSSPixelPoint, unsigned, unsigned)
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{
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return DispatchEventOfSameName::Yes;
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}
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Paintable::DispatchEventOfSameName Paintable::handle_mouseup(Badge<EventHandler>, CSSPixelPoint, unsigned, unsigned)
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{
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return DispatchEventOfSameName::Yes;
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}
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Paintable::DispatchEventOfSameName Paintable::handle_mousemove(Badge<EventHandler>, CSSPixelPoint, unsigned, unsigned)
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{
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return DispatchEventOfSameName::Yes;
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}
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bool Paintable::handle_mousewheel(Badge<EventHandler>, CSSPixelPoint, unsigned, unsigned, int wheel_delta_x, int wheel_delta_y)
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{
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if (auto* containing_block = this->containing_block()) {
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if (!containing_block->is_scrollable())
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return false;
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auto new_offset = containing_block->scroll_offset();
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new_offset.translate_by(wheel_delta_x, wheel_delta_y);
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// FIXME: This const_cast is gross.
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// FIXME: Scroll offset shouldn't live in the layout tree.
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const_cast<Layout::BlockContainer*>(containing_block)->set_scroll_offset(new_offset);
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return true;
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}
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return false;
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}
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Optional<HitTestResult> Paintable::hit_test(CSSPixelPoint, HitTestType) const
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{
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return {};
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}
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Paintable const* Paintable::first_child() const
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{
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auto* layout_child = m_layout_node.first_child();
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for (; layout_child && !layout_child->paintable(); layout_child = layout_child->next_sibling())
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;
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return layout_child ? layout_child->paintable() : nullptr;
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}
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Paintable const* Paintable::next_sibling() const
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{
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auto* layout_node = m_layout_node.next_sibling();
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for (; layout_node && !layout_node->paintable(); layout_node = layout_node->next_sibling())
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;
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return layout_node ? layout_node->paintable() : nullptr;
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}
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Paintable const* Paintable::last_child() const
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{
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auto* layout_child = m_layout_node.last_child();
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for (; layout_child && !layout_child->paintable(); layout_child = layout_child->previous_sibling())
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;
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return layout_child ? layout_child->paintable() : nullptr;
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}
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Paintable const* Paintable::previous_sibling() const
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{
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auto* layout_node = m_layout_node.previous_sibling();
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for (; layout_node && !layout_node->paintable(); layout_node = layout_node->previous_sibling())
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;
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return layout_node ? layout_node->paintable() : nullptr;
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}
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}
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