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LibHTML: Add the currently visible viewport rect to RenderingContext

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This will allow rendering code to skip various things sometimes. :^)
This commit is contained in:
Andreas Kling 2019-10-15 21:52:01 +02:00
parent 1bd2941467
commit b4c0ea89d5
Notes: sideshowbarker 2024-07-19 11:40:59 +09:00
2 changed files with 7 additions and 0 deletions
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1
Libraries/LibHTML/HtmlView.cpp
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@ -118,6 +118,7 @@ void HtmlView::paint_event(GPaintEvent& event)
RenderingContext context { painter };
context.set_should_show_line_box_borders(m_should_show_line_box_borders);
context.set_viewport_rect(visible_content_rect());
layout_root()->render(context);
}

6
Libraries/LibHTML/RenderingContext.h
View file

@ -1,5 +1,7 @@
#pragma once
#include <LibDraw/Rect.h>
class GPainter;
class RenderingContext {
@ -14,7 +16,11 @@ public:
bool should_show_line_box_borders() const { return m_should_show_line_box_borders; }
void set_should_show_line_box_borders(bool value) { m_should_show_line_box_borders = value; }
Rect viewport_rect() const { return m_viewport_rect; }
void set_viewport_rect(const Rect& rect) { m_viewport_rect = rect; }
private:
GPainter& m_painter;
Rect m_viewport_rect;
bool m_should_show_line_box_borders { false };
};