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c0e81b26b6
Now that Frame knows the visible viewport rect, it can easily ignore repaint requests from e.g <blink> elements that are not currently scrolled into view. :^)
54 lines
1 KiB
C++
54 lines
1 KiB
C++
#include <LibHTML/DOM/Document.h>
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#include <LibHTML/Frame.h>
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#include <LibHTML/HtmlView.h>
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#include <LibHTML/Layout/LayoutDocument.h>
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Frame::Frame(HtmlView& html_view)
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: m_html_view(html_view.make_weak_ptr())
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{
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}
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Frame::~Frame()
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{
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}
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void Frame::set_document(Document* document)
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{
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if (m_document == document)
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return;
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if (m_document)
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m_document->detach_from_frame({}, *this);
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m_document = document;
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if (m_document)
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m_document->attach_to_frame({}, *this);
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}
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void Frame::set_size(const Size& size)
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{
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if (m_size == size)
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return;
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m_size = size;
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}
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void Frame::set_viewport_rect(const Rect& rect)
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{
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if (m_viewport_rect == rect)
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return;
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m_viewport_rect = rect;
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if (m_document && m_document->layout_node())
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m_document->layout_node()->did_set_viewport_rect({}, rect);
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}
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void Frame::set_needs_display(const Rect& rect)
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{
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if (!m_viewport_rect.intersects(rect))
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return;
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if (!on_set_needs_display)
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return;
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on_set_needs_display(rect);
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}
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