127 lines
4.2 KiB
C++
127 lines
4.2 KiB
C++
/*
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* == SOME TEXT PRINTING EXAMPLES ==
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*
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* Standard print
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* font::print(0, 50, 50, "Hello world!", 255, 255, 255);
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*
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* Centered text
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* font::print(PR_CEN, -1, 50, "Hello world!", 255, 255, 255);
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* (set X to -1, unless you want to center *around* X)
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*
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* 2x scale
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* font::print(PR_2X, 50, 50, "V", 255, 255, 255);
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*
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* Centered 2x scale
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* font::print(PR_CEN | PR_2X, -1, 50, "V", 255, 255, 255);
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*
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* Right-aligned 3x scale with a border around it
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* font::print(PR_RIGHT | PR_3X | PR_BOR, 320, 50, "V", 255, 255, 255);
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*
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* Wordwrapped centered text
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* font::print_wrap(PR_CEN, -1, 50, "Hello world, this will wordwrap to the screen width", 255, 255, 255);
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*
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*/
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#ifndef FONT_H
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#define FONT_H
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#include <SDL.h>
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#include <stdint.h>
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#include <string>
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#define PR_1X (0 << 0) /* default, 1x scale */
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#define PR_2X (1 << 0) /* 2x scale */
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#define PR_3X (2 << 0) /* etc */
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#define PR_4X (3 << 0)
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#define PR_5X (4 << 0)
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#define PR_6X (5 << 0)
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#define PR_7X (6 << 0)
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#define PR_8X (7 << 0)
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#define PR_FONT_INTERFACE (0 << 3) /* default, use interface font */
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#define PR_FONT_LEVEL (1 << 3) /* use level-specific font (room names, cutscene dialogue, etc) */
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#define PR_FONT_8X8 (2 << 3) /* use 8x8 font no matter what */
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#define PR_FONT_IDX(idx, rtl) /* use given font index */\
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(((SDL_clamp(idx, 0, 28) + 3) << 3) | (rtl ? PR_RTL_FORCE : 0))
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#define PR_BRIGHTNESS(value) /* use this brightness 0-255 for the text (accounts for button glyphs correctly) */\
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(((~SDL_clamp((int)(value), 0, 255) & 0xff) << 8))
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#define PR_FULLBOR (1 << 16) /* draw a black border around the text, filling in the corners (for the map legend) */
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#define PR_BOR (1 << 17) /* draw a black border around the text (was bprint/bigbprint) */
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#define PR_LEFT (0 << 18) /* default, left-align text/place at x coordinate */
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#define PR_CEN (1 << 18) /* center-align text relative to X (X is center) or to screen if X == -1 */
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#define PR_RIGHT (2 << 18) /* right-align text to X (X is now the right border, not left border) */
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#define PR_CJK_CEN (0 << 20) /* default, larger fonts should stick out on top and bottom compared to 8x8 font */
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#define PR_CJK_LOW (1 << 20) /* larger fonts should stick out fully on the bottom (draw at Y) */
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#define PR_CJK_HIGH (2 << 20) /* larger fonts should stick out fully on the top */
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#define PR_RTL_FORCE (1 << 22) /* force the RTL flag, not needed if the font is set to INTERFACE or LEVEL */
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#define PR_RTL_XFLIP (1 << 23) /* in RTL languages, mirror the X axis, so left is 320 and right is 0, and invert the meaning of PR_LEFT and PR_RIGHT */
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#define PR_FONT_IDX_IS_CUSTOM (1 << 24) /* with PR_FONT_IDX, mark that the font index is of a custom font */
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namespace font
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{
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// Options in font selection menu
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extern uint8_t font_idx_options_n;
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extern uint8_t font_idx_options[20];
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extern uint8_t font_idx_level;
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extern bool font_idx_level_is_custom;
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bool find_main_font_by_name(const char* name, uint8_t* idx);
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const char* get_main_font_name(uint8_t idx);
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const char* get_main_font_display_name(uint8_t idx);
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const char* get_level_font_display_name(void);
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uint8_t get_font_idx_8x8(void);
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bool level_font_is_main_idx(uint8_t idx);
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void set_level_font(const char* name);
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void set_level_font_interface(void);
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void set_level_font_new(void);
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void load_main(void);
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void load_custom(const char* name);
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void unload_custom(void);
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void destroy(void);
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std::string string_wordwrap(uint32_t flags, const std::string& s, int maxwidth, short *lines = NULL);
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std::string string_wordwrap_balanced(uint32_t flags, const std::string& s, int maxwidth);
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std::string string_unwordwrap(const std::string& s);
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bool glyph_dimensions(uint32_t flags, uint8_t* glyph_w, uint8_t* glyph_h);
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int len(uint32_t flags, const char* text);
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int height(uint32_t flags);
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bool is_rtl(uint32_t flags);
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void print(
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uint32_t flags,
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int x,
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int y,
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const char* text,
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uint8_t r, uint8_t g, uint8_t b
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);
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// std::string overload for only font::print (use .c_str() for the others)
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void print(
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uint32_t flags,
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int x,
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int y,
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const std::string& text,
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uint8_t r, uint8_t g, uint8_t b
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);
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int print_wrap(
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uint32_t flags,
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int x,
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int y,
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const char* text,
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uint8_t r, uint8_t g, uint8_t b,
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int linespacing = -1,
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int maxwidth = -1
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);
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} // namespace font
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#endif // FONT_H
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