root / proj / libs / graph / include / graph.h @ 365
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#ifndef GRAPH_H_INCLUDED
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#define GRAPH_H_INCLUDED
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/**
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* @defgroup graph graph
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* @ingroup libs
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* @brief Graph module.
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*
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* Provides functions, classes and methods for graphic drawing.
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*
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* @{
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*/
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// Graphics modes
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/// @brief Indexed graphic mode, 1024x768 px
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#define INDEXED_1024_768 0x105 |
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/// @brief Direct graphic mode, 640x480 px, RGB = 888 bits
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#define DIRECT_640_480_888 0x110 |
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/// @brief Direct graphic mode, 800x600 px, RGB = 888 bits
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#define DIRECT_800_600_888 0x115 |
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/// @brief Direct graphic mode, 1024x768 px, RGB = 888 bits
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#define DIRECT_1024_768_888 0x118 |
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/// @brief Direct graphic mode, 1280x1024 px, RGB = 565 bits
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#define DIRECT_1280_1024_565 0x11A |
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/// @brief Direct graphic mode, 1280x1024 px, RGB = 888 bits
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#define DIRECT_1280_1024_888 0x11B |
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// Colors in RBG (8 bit)
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/// @brief Black color
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#define GRAPH_BLACK 0x000000 |
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/// @brief White color
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#define GRAPH_WHITE 0xFFFFFF |
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/// @brief Transparent
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#define GRAPH_TRANSPARENT 0x00 |
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/// @brief Red color
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#define GRAPH_RED 0xFF0000 |
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/// @brief Alpha threshold, from which it is either considered transparent or opaque
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#define ALPHA_THRESHOLD 0x7F |
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/**
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* @brief Initialize graphics.
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* @param mode Graphics mode to use
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* @return SUCCESS if operation was successful, other value otherwise
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*/
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int (graph_init)(uint16_t mode);
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/**
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* @brief Cleanup graphics.
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* @return SUCCESS if operation was successful, other value otherwise
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*/
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int (graph_cleanup)(void); |
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/**
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* @brief Get screen X-resolution.
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* @return Screen X-resolution
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*/
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uint16_t (graph_get_XRes) (void);
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/**
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* @brief Get screen Y-resolution.
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* @return Screen Y-resolution
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*/
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uint16_t (graph_get_YRes) (void);
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/**
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* @brief Get number of bytes per pixel.
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*
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* That is, the number of bytes needed to encode the color of a pixel.
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* @return Number of bytes per pixel
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*/
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uint16_t (graph_get_bytes_pixel) (void);
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/**
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* @brief Draw pixel with color.
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* @param x X-position of pixel to draw
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* @param y Y-position of pixel to draw
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* @param color Color that will be used to draw the pixel
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* @return SUCCESS if operation was successful, other value otherwise
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*/
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void (graph_set_pixel) (uint16_t x, uint16_t y, uint32_t color);
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/**
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* @brief Draw pixel with color using position.
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*
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* Position is calculated from y*WIDTH+x.
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* @param pos Position
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* @param color Color that will be used to draw the pixel
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*/
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void (graph_set_pixel_pos) (unsigned pos , uint32_t color); |
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/**
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* @brief Clear screen, painting it black.
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* @return SUCCESS if operation was successful, other value otherwise
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*/
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int (graph_clear_screen)(void); |
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/**
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* @brief Draw everything on the buffer to the screen.
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* @return SUCCESS if operation was successful, other value otherwise
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*/
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int (graph_draw)(void); |
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/**
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* @}
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*/
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#endif /* end of include guard: GRAPH_H_INCLUDED */ |