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https://github.com/0intro/wmii
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55 lines
1.3 KiB
C
55 lines
1.3 KiB
C
#pragma once
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#include <stuff/base.h>
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typedef struct Point Point;
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typedef struct Rectangle Rectangle;
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struct Point {
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int x, y;
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};
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struct Rectangle {
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Point min, max;
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};
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enum Align {
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North = 0x01,
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East = 0x02,
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South = 0x04,
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West = 0x08,
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NEast = North | East,
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NWest = North | West,
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SEast = South | East,
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SWest = South | West,
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Center = NEast | SWest,
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};
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typedef enum Align Align;
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#define Dx(r) ((r).max.x - (r).min.x)
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#define Dy(r) ((r).max.y - (r).min.y)
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#define Pt(x, y) ((Point){(x), (y)})
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#define Rpt(p, q) ((Rectangle){p, q})
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#define Rect(x0, y0, x1, y1) ((Rectangle){Pt(x0, y0), Pt(x1, y1)})
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Point addpt(Point, Point);
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Point divpt(Point, Point);
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int eqpt(Point, Point);
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int eqrect(Rectangle, Rectangle);
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Rectangle gravitate(Rectangle dst, Rectangle src, Point grav);
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Rectangle insetrect(Rectangle, int);
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Point mulpt(Point p, Point q);
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Rectangle rectaddpt(Rectangle, Point);
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Rectangle rectsetorigin(Rectangle, Point);
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Rectangle rectsubpt(Rectangle, Point);
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Point subpt(Point, Point);
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Align get_sticky(Rectangle src, Rectangle dst);
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Align quadrant(Rectangle, Point);
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bool rect_contains_p(Rectangle, Rectangle);
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bool rect_haspoint_p(Rectangle, Point);
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bool rect_intersect_p(Rectangle, Rectangle);
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Rectangle rect_intersection(Rectangle, Rectangle);
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