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tft.h
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tft.h
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/*
* Copyright (c) 2015 Thomas Roell. All rights reserved.
*
* Permission is hereby granted, free of charge, to any person obtaining a copy
* of this software and associated documentation files (the "Software"), to
* deal with the Software without restriction, including without limitation the
* rights to use, copy, modify, merge, publish, distribute, sublicense, and/or
* sell copies of the Software, and to permit persons to whom the Software is
* furnished to do so, subject to the following conditions:
*
* 1. Redistributions of source code must retain the above copyright notice,
* this list of conditions and the following disclaimers.
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimers in the
* documentation and/or other materials provided with the distribution.
* 3. Neither the name of Thomas Roell, nor the names of its contributors
* may be used to endorse or promote products derived from this Software
* without specific prior written permission.
*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
* CONTRIBUTORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
* FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS
* WITH THE SOFTWARE.
*/
#if !defined(_TFT_H)
#define _TFT_H
typedef struct _tft_font_t {
uint8_t font_width;
uint8_t font_height;
uint16_t font_offset;
const uint8_t *font_data;
} tft_font_t;
#define TFT_COLOR_TABLE_ENTRY_BLACK 0
#define TFT_COLOR_TABLE_ENTRY_DARK_RED 1
#define TFT_COLOR_TABLE_ENTRY_DARK_GREEN 2
#define TFT_COLOR_TABLE_ENTRY_DARK_YELLOW 3
#define TFT_COLOR_TABLE_ENTRY_DARK_BLUE 4
#define TFT_COLOR_TABLE_ENTRY_DARK_MAGENTA 5
#define TFT_COLOR_TABLE_ENTRY_DARK_CYAN 6
#define TFT_COLOR_TABLE_ENTRY_LIGHT_GRAY 7
#define TFT_COLOR_TABLE_ENTRY_DARK_GRAY 8
#define TFT_COLOR_TABLE_ENTRY_LIGHT_RED 9
#define TFT_COLOR_TABLE_ENTRY_LIGHT_GREEN 10
#define TFT_COLOR_TABLE_ENTRY_LIGHT_YELLOW 11
#define TFT_COLOR_TABLE_ENTRY_LIGHT_BLUE 12
#define TFT_COLOR_TABLE_ENTRY_LIGHT_MAGENTA 13
#define TFT_COLOR_TABLE_ENTRY_LIGHT_CYAN 14
#define TFT_COLOR_TABLE_ENTRY_WHITE 15
extern const uint16_t tft_color_table[16];
extern const tft_font_t tft_font_6x8;
extern const tft_font_t tft_font_8x12;
extern const tft_font_t tft_font_12x16;
#define TFT_XLATE_COLOR(_r,_g,_b) ((((_r) & 0xf8) << 8) | (((_g) & 0xfc) << 3) | (((_b) & 0xf8) >> 3))
static inline uint16_t tft_xlate_color(uint8_t r, uint8_t g, uint8_t b)
{
return TFT_XLATE_COLOR(r, g, b);
}
extern void tft_initialize(void);
extern void tft_draw_point(uint32_t x, uint32_t y, uint16_t color);
extern void tft_draw_line(uint32_t x1, uint32_t y1, uint32_t x2, uint32_t y2, uint16_t color);
extern void tft_draw_rectangle(uint32_t x, uint32_t y, uint32_t w, uint32_t h, uint16_t color);
extern void tft_draw_mono(uint32_t x, uint32_t y, uint32_t w, uint32_t h, const uint8_t *data, uint16_t color0, uint16_t color1, int transparent);
extern void tft_draw_string(uint32_t x, uint32_t y, const char *string, const tft_font_t *font, uint16_t color0, uint16_t color1, int transparent);
extern void tft_fill_rectangle(uint32_t x, uint32_t y, uint32_t w, uint32_t h, uint16_t color);
extern void tft_write_image(uint32_t x, uint32_t y, uint32_t w, uint32_t h, const uint8_t *data, const uint16_t *palette, int compressed);
#endif /* _TFT_H */