root / proj / libs / graph / include / rectangle.h @ 334
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| 1 | 178 | up20180642 | #ifndef RECTANGLE_H_INCLUDED
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| 2 | #define RECTANGLE_H_INCLUDED
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| 3 | |||
| 4 | 333 | up20180642 | /**
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| 5 | * @defgroup rectangle_t rectangle_t
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| 6 | * @ingroup graph
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| 7 | * @brief Rectangle module.
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| 8 | *
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| 9 | * @{
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| 10 | */
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| 11 | |||
| 12 | 334 | up20180642 | /**
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| 13 | * @brief Rectangle.
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| 14 | */
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| 15 | 178 | up20180642 | typedef struct rectangle rectangle_t; |
| 16 | 334 | up20180642 | /**
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| 17 | * @brief Construct rectangle.
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| 18 | * @param x X-position of upper-left corner
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| 19 | * @param y Y-position of upper-left corner
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| 20 | * @param w Width
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| 21 | * @param h Height
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| 22 | * @return Pointer to constructed rectangle, or NULL if failed
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| 23 | */
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| 24 | 178 | up20180642 | rectangle_t* (rectangle_ctor)(int16_t x, int16_t y, uint16_t w, uint16_t h); |
| 25 | 334 | up20180642 | /**
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| 26 | * @brief Destruct rectangle.
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| 27 | * @param p Pointer to rectangle to be destructed
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| 28 | */
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| 29 | 178 | up20180642 | void (rectangle_dtor)(rectangle_t *p);
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| 30 | 334 | up20180642 | /**
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| 31 | * @brief Set rectangle position.
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| 32 | * @param p Pointer to rectangle
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| 33 | * @param x X-position of the upper-left corner
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| 34 | * @param y Y-position of the upper-left corner
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| 35 | */
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| 36 | 179 | up20180642 | void (rectangle_set_pos) (rectangle_t *p, int16_t x, int16_t y);
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| 37 | 334 | up20180642 | /**
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| 38 | * @brief Set rectangle size.
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| 39 | * @param p Pointer to rectangle
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| 40 | * @param w Width
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| 41 | * @param h Height
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| 42 | */
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| 43 | 179 | up20180642 | void (rectangle_set_size) (rectangle_t *p, uint16_t w, uint16_t h);
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| 44 | 334 | up20180642 | /**
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| 45 | * @brief Set rectangle fill color.
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| 46 | * @param p Pointer to rectangle
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| 47 | * @param color Color to fill rectangle
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| 48 | */
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| 49 | 179 | up20180642 | void (rectangle_set_fill_color) (rectangle_t *p, uint32_t color);
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| 50 | 334 | up20180642 | /**
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| 51 | * @brief Set rectangle fill transparency.
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| 52 | * @param p Pointer to rectangle
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| 53 | * @param alpha Value of the alpha-channel
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| 54 | */
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| 55 | 286 | up20180642 | void (rectangle_set_fill_trans) (rectangle_t *p, uint8_t alpha);
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| 56 | 334 | up20180642 | /**
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| 57 | * @brief Set rectangle outline color.
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| 58 | * @param p Pointer to rectangle
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| 59 | * @param color Color to outline rectangle
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| 60 | */
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| 61 | 179 | up20180642 | void (rectangle_set_outline_color)(rectangle_t *p, uint32_t color);
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| 62 | 334 | up20180642 | /**
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| 63 | * @brief Set rectangle outline width.
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| 64 | * @param p Pointer to rectangle
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| 65 | * @param width Width of the rectangle border/outline
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| 66 | */
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| 67 | 179 | up20180642 | void (rectangle_set_outline_width)(rectangle_t *p, int16_t width);
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| 68 | 334 | up20180642 | /**
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| 69 | * @brief Get rectangle x-position.
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| 70 | * @param p Pointer to rectangle
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| 71 | * @return Rectangle x-position
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| 72 | */
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| 73 | 179 | up20180642 | int16_t (rectangle_get_x)(const rectangle_t *p);
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| 74 | 334 | up20180642 | /**
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| 75 | * @brief Get rectangle y-position.
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| 76 | * @param p Pointer to rectangle
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| 77 | * @return Rectangle y-position
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| 78 | */
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| 79 | 179 | up20180642 | int16_t (rectangle_get_y)(const rectangle_t *p);
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| 80 | 334 | up20180642 | /**
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| 81 | * @brief Get rectangle width.
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| 82 | * @param p Pointer to rectangle
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| 83 | * @return Rectangle width
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| 84 | */
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| 85 | 179 | up20180642 | uint16_t (rectangle_get_w)(const rectangle_t *p);
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| 86 | 334 | up20180642 | /**
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| 87 | * @brief Get rectangle height.
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| 88 | * @param p Pointer to rectangle
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| 89 | * @return Rectangle height
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| 90 | */
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| 91 | 179 | up20180642 | uint16_t (rectangle_get_h)(const rectangle_t *p);
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| 92 | 334 | up20180642 | /**
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| 93 | * @brief Know if point in screen coordinates lies inside rectangle.
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| 94 | * @param p Pointer to rectangle
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| 95 | * @param x X-position of the point
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| 96 | * @param y Y-position of the point
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| 97 | * @return True if the point lies inside the rectangle, false otherwise.
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| 98 | */
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| 99 | 251 | up20180655 | int (rectangle_collide_point)(const rectangle_t *p, int x, int y); |
| 100 | 334 | up20180642 | /**
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| 101 | * Draw rectangle in screen buffer.
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| 102 | * @param p Pointer to rectangle to be drawn
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| 103 | */
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| 104 | 179 | up20180642 | void (rectangle_draw)(const rectangle_t *p); |
| 105 | |||
| 106 | 333 | up20180642 | /**
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| 107 | * @}
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| 108 | */
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| 109 | |||
| 110 | 178 | up20180642 | #endif //RECTANGLE_H_INCLUDED |