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LibHTML: Add ComputedStyle::full_margin()

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This is an utility to easily get the full margin size
(the sum of margin proper, border and padding) of an
element in pixels.
This commit is contained in:
Sergey Bugaev 2019-09-25 12:00:50 +03:00 • committed by Andreas Kling
parent a42f4c078e
commit 3be897a3d5
2 changed files with 20 additions and 1 deletions
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10
Libraries/LibHTML/Layout/ComputedStyle.cpp
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@ -7,3 +7,13 @@ ComputedStyle::ComputedStyle()
ComputedStyle::~ComputedStyle() ComputedStyle::~ComputedStyle()
{ {
} }
ComputedStyle::PixelBox ComputedStyle::full_margin() const
{
return {
m_margin.top.to_px() + m_border.top.to_px() + m_padding.top.to_px(),
m_margin.right.to_px() + m_border.right.to_px() + m_padding.right.to_px(),
m_margin.bottom.to_px() + m_border.bottom.to_px() + m_padding.bottom.to_px(),
m_margin.left.to_px() + m_border.left.to_px() + m_padding.left.to_px(),
};
}

11
Libraries/LibHTML/Layout/ComputedStyle.h
View file

@ -1,8 +1,8 @@
#pragma once #pragma once
#include <LibHTML/CSS/LengthBox.h>
#include <LibDraw/Color.h> #include <LibDraw/Color.h>
#include <LibDraw/Size.h> #include <LibDraw/Size.h>
#include <LibHTML/CSS/LengthBox.h>
enum FontStyle { enum FontStyle {
Normal, Normal,
@ -30,6 +30,15 @@ public:
const Size& size() const { return m_size; } const Size& size() const { return m_size; }
Size& size() { return m_size; } Size& size() { return m_size; }
struct PixelBox {
int top;
int right;
int bottom;
int left;
};
PixelBox full_margin() const;
private: private:
Color m_text_color; Color m_text_color;
Color m_background_color; Color m_background_color;