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LibDraw: Introduce (formerly known as SharedGraphics.)

Instead of LibGUI and WindowServer building their own copies of the drawing
and graphics code, let's it in a separate LibDraw library.

This avoids building the code twice, and will encourage better separation
of concerns. :^)
This commit is contained in:
Andreas Kling 2019-07-18 10:15:00 +02:00
parent 2167f60235
commit 1c0669f010
120 changed files with 201 additions and 190 deletions

65
Libraries/LibDraw/Size.h Normal file
View file

@ -0,0 +1,65 @@
#pragma once
#include <AK/AKString.h>
#include <AK/LogStream.h>
struct WSAPI_Size;
class Size {
public:
Size() {}
Size(int w, int h)
: m_width(w)
, m_height(h)
{
}
Size(const WSAPI_Size&);
bool is_null() const { return !m_width && !m_height; }
bool is_empty() const { return m_width <= 0 || m_height <= 0; }
int width() const { return m_width; }
int height() const { return m_height; }
int area() const { return width() * height(); }
void set_width(int w) { m_width = w; }
void set_height(int h) { m_height = h; }
bool operator==(const Size& other) const
{
return m_width == other.m_width && m_height == other.m_height;
}
bool operator!=(const Size& other) const
{
return !(*this == other);
}
Size& operator-=(const Size& other)
{
m_width -= other.m_width;
m_height -= other.m_height;
return *this;
}
Size& operator+=(const Size& other)
{
m_width += other.m_width;
m_height += other.m_height;
return *this;
}
operator WSAPI_Size() const;
String to_string() const { return String::format("[%dx%d]", m_width, m_height); }
private:
int m_width { 0 };
int m_height { 0 };
};
inline const LogStream& operator<<(const LogStream& stream, const Size& value)
{
return stream << value.to_string();
}