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@@ -686,10 +686,8 @@ void UnloadFont(Font font)
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// NOTE: Make sure spriteFont is not default font (fallback)
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if (font.texture.id != GetFontDefault().texture.id)
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{
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- for (int i = 0; i < font.charsCount; i++)
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- {
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- RL_FREE(font.chars[i].data);
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- }
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+ for (int i = 0; i < font.charsCount; i++) RL_FREE(font.chars[i].data);
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+
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UnloadTexture(font.texture);
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RL_FREE(font.chars);
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@@ -723,18 +721,18 @@ void DrawFPS(int posX, int posY)
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// as possible and a `?`(0x3f) codepoint is returned. `count` will hold the total number of bytes processed.
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// NOTE: the standard says U+FFFD should be returned in case of errors but that character is not supported by the default font in raylib
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// TODO: optimize this code for speed!!
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-int GetNextCodepoint(const char* text, int* count)
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+int GetNextCodepoint(const char *text, int *count)
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{
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/*
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- UTF8 specs from https://www.ietf.org/rfc/rfc3629.txt
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+ UTF8 specs from https://www.ietf.org/rfc/rfc3629.txt
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- Char. number range | UTF-8 octet sequence
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+ Char. number range | UTF-8 octet sequence
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(hexadecimal) | (binary)
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- --------------------+---------------------------------------------
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- 0000 0000-0000 007F | 0xxxxxxx
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- 0000 0080-0000 07FF | 110xxxxx 10xxxxxx
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- 0000 0800-0000 FFFF | 1110xxxx 10xxxxxx 10xxxxxx
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- 0001 0000-0010 FFFF | 11110xxx 10xxxxxx 10xxxxxx 10xxxxxx
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+ --------------------+---------------------------------------------
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+ 0000 0000-0000 007F | 0xxxxxxx
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+ 0000 0080-0000 07FF | 110xxxxx 10xxxxxx
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+ 0000 0800-0000 FFFF | 1110xxxx 10xxxxxx 10xxxxxx
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+ 0001 0000-0010 FFFF | 11110xxx 10xxxxxx 10xxxxxx 10xxxxxx
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*/
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// NOTE: on decode errors we return as soon as possible
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@@ -743,69 +741,90 @@ int GetNextCodepoint(const char* text, int* count)
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int o = (unsigned char)(text[0]); // The first UTF8 octet
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*count = 1;
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- if( o <= 0x7f )
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+ if (o <= 0x7f)
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{
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// Only one octet (ASCII range x00-7F)
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c = text[0];
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}
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- else if((o & 0xe0) == 0xc0)
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+ else if ((o & 0xe0) == 0xc0)
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{
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// Two octets
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// [0]xC2-DF [1]UTF8-tail(x80-BF)
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unsigned char o1 = text[1];
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- if(o1 == '\0' || (o1 >> 6) != 2 ) {*count = 2; return c; } // Unexpected sequence
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- if(o >= 0xc2 && o <= 0xdf)
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+
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+ if ((o1 == '\0') || ((o1 >> 6) != 2)) { *count = 2; return c; } // Unexpected sequence
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+
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+ if ((o >= 0xc2) && (o <= 0xdf))
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{
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c = ((o & 0x1f) << 6) | (o1 & 0x3f);
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*count = 2;
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}
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}
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- else if( (o & 0xf0) == 0xe0 )
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+ else if ((o & 0xf0) == 0xe0)
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{
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// Three octets
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- unsigned char o1 = text[1], o2 = '\0';
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- if(o1 == '\0' || (o1 >> 6) != 2) { *count = 2; return c; } // Unexpected sequence
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+ unsigned char o1 = text[1];
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+ unsigned char o2 = '\0';
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+
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+ if ((o1 == '\0') || ((o1 >> 6) != 2)) { *count = 2; return c; } // Unexpected sequence
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+
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o2 = text[2];
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- if(o2 == '\0' || (o2 >> 6) != 2) {*count = 3; return c; } // Unexpected sequence
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- /* [0]xE0 [1]xA0-BF [2]UTF8-tail(x80-BF)
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- [0]xE1-EC [1]UTF8-tail [2]UTF8-tail(x80-BF)
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- [0]xED [1]x80-9F [2]UTF8-tail(x80-BF)
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- [0]xEE-EF [1]UTF8-tail [2]UTF8-tail(x80-BF)
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+ if ((o2 == '\0') || ((o2 >> 6) != 2)) { *count = 3; return c; } // Unexpected sequence
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+
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+ /*
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+ [0]xE0 [1]xA0-BF [2]UTF8-tail(x80-BF)
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+ [0]xE1-EC [1]UTF8-tail [2]UTF8-tail(x80-BF)
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+ [0]xED [1]x80-9F [2]UTF8-tail(x80-BF)
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+ [0]xEE-EF [1]UTF8-tail [2]UTF8-tail(x80-BF)
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*/
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- if((o == 0xe0 && !(o1 >= 0xa0 && o1 <= 0xbf)) || (o == 0xed && !(o1 >= 0x80 && o1 <= 0x9f)) ) {*count = 2; return c;}
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- if(o >= 0xe0 && 0 <= 0xef)
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+ if (((o == 0xe0) && !((o1 >= 0xa0) && (o1 <= 0xbf))) ||
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+ ((o == 0xed) && !((o1 >= 0x80) && (o1 <= 0x9f)))) { *count = 2; return c; }
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+
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+ if ((o >= 0xe0) && (0 <= 0xef))
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{
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c = ((o & 0xf) << 12) | ((o1 & 0x3f) << 6) | (o2 & 0x3f);
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*count = 3;
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}
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}
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- else if( (o & 0xf8) == 0xf0 )
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+ else if ((o & 0xf8) == 0xf0)
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{
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// Four octets
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- if(o > 0xf4) return c;
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+ if (o > 0xf4) return c;
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+
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+ unsigned char o1 = text[1];
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+ unsigned char o2 = '\0';
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+ unsigned char o3 = '\0';
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+
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+ if ((o1 == '\0') || ((o1 >> 6) != 2)) { *count = 2; return c; } // Unexpected sequence
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- unsigned char o1 = text[1], o2 = '\0', o3 = '\0';
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- if(o1 == '\0' || (o1 >> 6) != 2) { *count = 2; return c; } // Unexpected sequence
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o2 = text[2];
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- if(o2 == '\0' || (o2 >> 6) != 2) { *count = 3; return c; } // Unexpected sequence
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+
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+ if ((o2 == '\0') || ((o2 >> 6) != 2)) { *count = 3; return c; } // Unexpected sequence
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+
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o3 = text[3];
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- if(o3 == '\0' || (o3 >> 6) != 2) { *count = 4; return c; } // Unexpected sequence
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- /* [0]xF0 [1]x90-BF [2]UTF8-tail [3]UTF8-tail
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- [0]xF1-F3 [1]UTF8-tail [2]UTF8-tail [3]UTF8-tail
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- [0]xF4 [1]x80-8F [2]UTF8-tail [3]UTF8-tail
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+ if ((o3 == '\0') || ((o3 >> 6) != 2)) { *count = 4; return c; } // Unexpected sequence
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+
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+ /*
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+ [0]xF0 [1]x90-BF [2]UTF8-tail [3]UTF8-tail
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+ [0]xF1-F3 [1]UTF8-tail [2]UTF8-tail [3]UTF8-tail
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+ [0]xF4 [1]x80-8F [2]UTF8-tail [3]UTF8-tail
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*/
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- if((o == 0xf0 && !(o1 >= 0x90 && o1 <= 0xbf)) || (o == 0xf4 && !( o1 >= 0x80 && o1 <= 0x8f)) ) { *count = 2; return c; } // Unexpected sequence
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- if( o >= 0xf0)
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+
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+ if (((o == 0xf0) && !((o1 >= 0x90) && (o1 <= 0xbf))) ||
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+ ((o == 0xf4) && !((o1 >= 0x80) && (o1 <= 0x8f)))) { *count = 2; return c; } // Unexpected sequence
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+
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+ if (o >= 0xf0)
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{
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c = ((o & 0x7) << 18) | ((o1 & 0x3f) << 12) | ((o2 & 0x3f) << 6) | (o3 & 0x3f);
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*count = 4;
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}
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}
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- if(c > 0x10ffff) c = 0x3f; // Codepoints after U+10ffff are invalid
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+ if (c > 0x10ffff) c = 0x3f; // Codepoints after U+10ffff are invalid
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+
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return c;
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}
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