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83 lines
1.7 KiB
C++
83 lines
1.7 KiB
C++
#pragma once
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namespace Gfx
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{
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struct Point
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{
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si32 x;
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si32 y;
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Point() : x(0), y(0) {};
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Point(si32 _x, si32 _y) : x(_x), y(_y) {};
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bool operator==(const Point &p) const
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{
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return (x == p.x) && (y == p.y);
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}
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bool operator!=(const Point &p) const
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{
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return !(*this == p);
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}
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Point& operator+=(const Point &p)
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{
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x += p.x;
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y += p.y;
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return *this;
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}
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Point& operator-=(const Point &p)
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{
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x -= p.x;
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y -= p.y;
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return *this;
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}
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};
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struct Rect : Point
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{
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ui32 w;
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ui32 h;
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Rect() : w(0), h(0) {};
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Rect(const Point & lt) : Point(lt), w(0), h(0) {};
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Rect(const Point & lt, const Point & sz) : Point(lt), w(sz.x), h(sz.y) {};
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Rect(si32 _x, si32 _y, ui32 _w, ui32 _h) : Point(_x, _y), w(_w), h(_h) {};
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Rect& operator=(const Point &p)
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{
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x = p.x;
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y = p.y;
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return *this;
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}
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si32 leftX() const { return x; };
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si32 centerX() const { return x+w/2; };
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si32 rightX() const { return x+w; };
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si32 topY() const { return y; };
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si32 centerY() const { return y+h/2; }
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si32 bottomY() const { return y+h; };
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//top left corner of this rect
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Point topLeft() const { return *this; }
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//top right corner of this rect
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Point topRight() const { return Point(x+w, y); }
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//bottom left corner of this rect
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Point bottomLeft() const { return Point(x, y+h); }
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//bottom right corner of this rect
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Point bottomRight() const { return Point(x+w, y+h); }
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//add x,y and copy w,h from p
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void addOffs_copySize(const Rect &p);
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//rect intersection
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Rect Rect::operator&(const Rect &p) const;
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};
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/* Color transform matrix for: grayscale, clone, bloodlust, etc */
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typedef float ColorMatrix[3][3];
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}
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