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Diffstat (limited to 'src/contrib/SDL-2.30.2/include/SDL_test_font.h')
| -rw-r--r-- | src/contrib/SDL-2.30.2/include/SDL_test_font.h | 168 |
1 files changed, 168 insertions, 0 deletions
diff --git a/src/contrib/SDL-2.30.2/include/SDL_test_font.h b/src/contrib/SDL-2.30.2/include/SDL_test_font.h new file mode 100644 index 0000000..620c821 --- /dev/null +++ b/src/contrib/SDL-2.30.2/include/SDL_test_font.h | |||
| @@ -0,0 +1,168 @@ | |||
| 1 | /* | ||
| 2 | Simple DirectMedia Layer | ||
| 3 | Copyright (C) 1997-2024 Sam Lantinga <slouken@libsdl.org> | ||
| 4 | |||
| 5 | This software is provided 'as-is', without any express or implied | ||
| 6 | warranty. In no event will the authors be held liable for any damages | ||
| 7 | arising from the use of this software. | ||
| 8 | |||
| 9 | Permission is granted to anyone to use this software for any purpose, | ||
| 10 | including commercial applications, and to alter it and redistribute it | ||
| 11 | freely, subject to the following restrictions: | ||
| 12 | |||
| 13 | 1. The origin of this software must not be misrepresented; you must not | ||
| 14 | claim that you wrote the original software. If you use this software | ||
| 15 | in a product, an acknowledgment in the product documentation would be | ||
| 16 | appreciated but is not required. | ||
| 17 | 2. Altered source versions must be plainly marked as such, and must not be | ||
| 18 | misrepresented as being the original software. | ||
| 19 | 3. This notice may not be removed or altered from any source distribution. | ||
| 20 | */ | ||
| 21 | |||
| 22 | /** | ||
| 23 | * \file SDL_test_font.h | ||
| 24 | * | ||
| 25 | * Include file for SDL test framework. | ||
| 26 | * | ||
| 27 | * This code is a part of the SDL2_test library, not the main SDL library. | ||
| 28 | */ | ||
| 29 | |||
| 30 | #ifndef SDL_test_font_h_ | ||
| 31 | #define SDL_test_font_h_ | ||
| 32 | |||
| 33 | #include "begin_code.h" | ||
| 34 | /* Set up for C function definitions, even when using C++ */ | ||
| 35 | #ifdef __cplusplus | ||
| 36 | extern "C" { | ||
| 37 | #endif | ||
| 38 | |||
| 39 | /* Function prototypes */ | ||
| 40 | |||
| 41 | #define FONT_CHARACTER_SIZE 8 | ||
| 42 | #define FONT_LINE_HEIGHT (FONT_CHARACTER_SIZE + 2) | ||
| 43 | |||
| 44 | /** | ||
| 45 | * \brief Draw a string in the currently set font. | ||
| 46 | * | ||
| 47 | * \param renderer The renderer to draw on. | ||
| 48 | * \param x The X coordinate of the upper left corner of the character. | ||
| 49 | * \param y The Y coordinate of the upper left corner of the character. | ||
| 50 | * \param c The character to draw. | ||
| 51 | * | ||
| 52 | * \returns 0 on success, -1 on failure. | ||
| 53 | */ | ||
| 54 | int SDLTest_DrawCharacter(SDL_Renderer *renderer, int x, int y, Uint32 c); | ||
| 55 | |||
| 56 | /** | ||
| 57 | * \brief Draw a UTF-8 string in the currently set font. | ||
| 58 | * | ||
| 59 | * The font currently only supports characters in the Basic Latin and Latin-1 Supplement sets. | ||
| 60 | * | ||
| 61 | * \param renderer The renderer to draw on. | ||
| 62 | * \param x The X coordinate of the upper left corner of the string. | ||
| 63 | * \param y The Y coordinate of the upper left corner of the string. | ||
| 64 | * \param s The string to draw. | ||
| 65 | * | ||
| 66 | * \returns 0 on success, -1 on failure. | ||
| 67 | */ | ||
| 68 | int SDLTest_DrawString(SDL_Renderer *renderer, int x, int y, const char *s); | ||
| 69 | |||
| 70 | /** | ||
| 71 | * \brief Data used for multi-line text output | ||
| 72 | */ | ||
| 73 | typedef struct SDLTest_TextWindow | ||
| 74 | { | ||
| 75 | SDL_Rect rect; | ||
| 76 | int current; | ||
| 77 | int numlines; | ||
| 78 | char **lines; | ||
| 79 | } SDLTest_TextWindow; | ||
| 80 | |||
| 81 | /** | ||
| 82 | * \brief Create a multi-line text output window | ||
| 83 | * | ||
| 84 | * \param x The X coordinate of the upper left corner of the window. | ||
| 85 | * \param y The Y coordinate of the upper left corner of the window. | ||
| 86 | * \param w The width of the window (currently ignored) | ||
| 87 | * \param h The height of the window (currently ignored) | ||
| 88 | * | ||
| 89 | * \returns the new window, or NULL on failure. | ||
| 90 | * | ||
| 91 | * \since This function is available since SDL 2.24.0 | ||
| 92 | */ | ||
| 93 | SDLTest_TextWindow *SDLTest_TextWindowCreate(int x, int y, int w, int h); | ||
| 94 | |||
| 95 | /** | ||
| 96 | * \brief Display a multi-line text output window | ||
| 97 | * | ||
| 98 | * This function should be called every frame to display the text | ||
| 99 | * | ||
| 100 | * \param textwin The text output window | ||
| 101 | * \param renderer The renderer to use for display | ||
| 102 | * | ||
| 103 | * \since This function is available since SDL 2.24.0 | ||
| 104 | */ | ||
| 105 | void SDLTest_TextWindowDisplay(SDLTest_TextWindow *textwin, SDL_Renderer *renderer); | ||
| 106 | |||
| 107 | /** | ||
| 108 | * \brief Add text to a multi-line text output window | ||
| 109 | * | ||
| 110 | * Adds UTF-8 text to the end of the current text. The newline character starts a | ||
| 111 | * new line of text. The backspace character deletes the last character or, if the | ||
| 112 | * line is empty, deletes the line and goes to the end of the previous line. | ||
| 113 | * | ||
| 114 | * \param textwin The text output window | ||
| 115 | * \param fmt A printf() style format string | ||
| 116 | * \param ... additional parameters matching % tokens in the `fmt` string, if any | ||
| 117 | * | ||
| 118 | * \since This function is available since SDL 2.24.0 | ||
| 119 | */ | ||
| 120 | void SDLTest_TextWindowAddText(SDLTest_TextWindow *textwin, SDL_PRINTF_FORMAT_STRING const char *fmt, ...) SDL_PRINTF_VARARG_FUNC(2); | ||
| 121 | |||
| 122 | /** | ||
| 123 | * \brief Add text to a multi-line text output window | ||
| 124 | * | ||
| 125 | * Adds UTF-8 text to the end of the current text. The newline character starts a | ||
| 126 | * new line of text. The backspace character deletes the last character or, if the | ||
| 127 | * line is empty, deletes the line and goes to the end of the previous line. | ||
| 128 | * | ||
| 129 | * \param textwin The text output window | ||
| 130 | * \param text The text to add to the window | ||
| 131 | * \param len The length, in bytes, of the text to add to the window | ||
| 132 | * | ||
| 133 | * \since This function is available since SDL 2.24.0 | ||
| 134 | */ | ||
| 135 | void SDLTest_TextWindowAddTextWithLength(SDLTest_TextWindow *textwin, const char *text, size_t len); | ||
| 136 | |||
| 137 | /** | ||
| 138 | * \brief Clear the text in a multi-line text output window | ||
| 139 | * | ||
| 140 | * \param textwin The text output window | ||
| 141 | * | ||
| 142 | * \since This function is available since SDL 2.24.0 | ||
| 143 | */ | ||
| 144 | void SDLTest_TextWindowClear(SDLTest_TextWindow *textwin); | ||
| 145 | |||
| 146 | /** | ||
| 147 | * \brief Free the storage associated with a multi-line text output window | ||
| 148 | * | ||
| 149 | * \param textwin The text output window | ||
| 150 | * | ||
| 151 | * \since This function is available since SDL 2.24.0 | ||
| 152 | */ | ||
| 153 | void SDLTest_TextWindowDestroy(SDLTest_TextWindow *textwin); | ||
| 154 | |||
| 155 | /** | ||
| 156 | * \brief Cleanup textures used by font drawing functions. | ||
| 157 | */ | ||
| 158 | void SDLTest_CleanupTextDrawing(void); | ||
| 159 | |||
| 160 | /* Ends C function definitions when using C++ */ | ||
| 161 | #ifdef __cplusplus | ||
| 162 | } | ||
| 163 | #endif | ||
| 164 | #include "close_code.h" | ||
| 165 | |||
| 166 | #endif /* SDL_test_font_h_ */ | ||
| 167 | |||
| 168 | /* vi: set ts=4 sw=4 expandtab: */ | ||
