Update text_unicode_font_example.c
The creation of the array has been rewritten, the size of the example has been reduced
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Gunko Vadim
parent
4184a5b251
commit
0d86084709
1 changed files with 69 additions and 125 deletions
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@ -1,148 +1,92 @@
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#include <stdlib.h>
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#include <string.h>
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#include <raylib.h>
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#define SCREEN_WIDTH 800
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#define SCREEN_HEIGHT 450
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#define INITIAL_CAPACITY 65536 // 2^16 - sufficient for most Unicode BMP characters
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typedef struct {
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int* data;
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int count;
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int capacity;
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} CodepointsArray;
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static int AddCodeRange(int* codePoints, int* count, int start, int stop)
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{
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// Verify we have enough capacity for this range
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if (*count + (stop - start + 1) > INITIAL_CAPACITY) {
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return 0; // Not enough space
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static void AddRange(CodepointsArray* array, int start, int stop) {
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int rangeSize = stop - start + 1;
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if (array->count + rangeSize > array->capacity) {
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array->capacity = array->count + rangeSize + 1024;
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array->data = (int*)MemRealloc(array->data, array->capacity * sizeof(int));
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if (!array->data) {
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TraceLog(LOG_ERROR, "FONTUTIL: Memory allocation failed");
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exit(1);
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}
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}
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// Add all code points in the range
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while (start <= stop) {
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codePoints[*count] = start;
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(*count)++;
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start++;
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for (int i = start; i <= stop; i++) {
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array->data[array->count++] = i;
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}
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return 1; // Success
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}
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Font LoadUnicodeFont(const char* fileName, int fontSize, int textureFilter)
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{
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// Allocate memory for code points (fixed size - no reallocation needed)
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int* codePoints = (int*)malloc(INITIAL_CAPACITY * sizeof(int));
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if (!codePoints) return GetFontDefault();
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Font LoadUnicodeFont(const char* fileName, int fontSize, int textureFilter) {
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CodepointsArray cp = {0};
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cp.capacity = 2048;
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cp.data = (int*)MemAlloc(cp.capacity * sizeof(int));
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int count = 0; // Tracks number of added code points
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if (!cp.data) {
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TraceLog(LOG_ERROR, "FONTUTIL: Initial allocation failed");
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return GetFontDefault();
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}
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// --------------------------------------------------
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// 1. BASIC ASCII CHARACTERS
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// --------------------------------------------------
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AddCodeRange(codePoints, &count, 32, 126); // Basic Latin (letters, digits, punctuation)
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// Basic ASCII
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AddRange(&cp, 32, 126);
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// --------------------------------------------------
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// 2. EUROPEAN LANGUAGES (LATIN SCRIPT)
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// --------------------------------------------------
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AddCodeRange(codePoints, &count, 0xC0, 0x17F); // Latin-1 Supplement + Latin Extended-A
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AddCodeRange(codePoints, &count, 0x180, 0x24F); // Latin Extended-B
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AddCodeRange(codePoints, &count, 0x1E00, 0x1EFF); // Latin Extended Additional
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AddCodeRange(codePoints, &count, 0x2C60, 0x2C7F); // Latin Extended-C
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// European Languages
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AddRange(&cp, 0xC0, 0x17F);
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AddRange(&cp, 0x180, 0x24F);
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AddRange(&cp, 0x1E00, 0x1EFF);
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AddRange(&cp, 0x2C60, 0x2C7F);
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// --------------------------------------------------
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// 3. GREEK AND COPTIC
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// --------------------------------------------------
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AddCodeRange(codePoints, &count, 0x370, 0x3FF); // Greek and Coptic
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AddCodeRange(codePoints, &count, 0x1F00, 0x1FFF); // Greek Extended
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// Greek
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AddRange(&cp, 0x370, 0x3FF);
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AddRange(&cp, 0x1F00, 0x1FFF);
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// --------------------------------------------------
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// 4. CYRILLIC SCRIPTS
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// --------------------------------------------------
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AddCodeRange(codePoints, &count, 0x400, 0x4FF); // Basic Cyrillic
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AddCodeRange(codePoints, &count, 0x500, 0x52F); // Cyrillic Supplement
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AddCodeRange(codePoints, &count, 0x2DE0, 0x2DFF); // Cyrillic Extended-A
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AddCodeRange(codePoints, &count, 0xA640, 0xA69F); // Cyrillic Extended-B
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// Cyrillic
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AddRange(&cp, 0x400, 0x4FF);
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AddRange(&cp, 0x500, 0x52F);
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AddRange(&cp, 0x2DE0, 0x2DFF);
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AddRange(&cp, 0xA640, 0xA69F);
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// --------------------------------------------------
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// 5. CJK LANGUAGES (CHINESE, JAPANESE, KOREAN)
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// --------------------------------------------------
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AddCodeRange(codePoints, &count, 0x4E00, 0x9FFF); // CJK Unified Ideographs
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AddCodeRange(codePoints, &count, 0x3400, 0x4DBF); // CJK Extension A
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AddCodeRange(codePoints, &count, 0x3000, 0x303F); // CJK Symbols and Punctuation
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AddCodeRange(codePoints, &count, 0x3040, 0x309F); // Hiragana (Japanese)
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AddCodeRange(codePoints, &count, 0x30A0, 0x30FF); // Katakana (Japanese)
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AddCodeRange(codePoints, &count, 0x31F0, 0x31FF); // Katakana Phonetic Extensions
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AddCodeRange(codePoints, &count, 0xFF00, 0xFFEF); // Halfwidth and Fullwidth Forms
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AddCodeRange(codePoints, &count, 0xAC00, 0xD7AF); // Hangul Syllables (Korean)
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AddCodeRange(codePoints, &count, 0x1100, 0x11FF); // Hangul Jamo
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// CJK
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AddRange(&cp, 0x4E00, 0x9FFF);
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AddRange(&cp, 0x3400, 0x4DBF);
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AddRange(&cp, 0x3000, 0x303F);
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AddRange(&cp, 0x3040, 0x309F);
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AddRange(&cp, 0x30A0, 0x30FF);
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AddRange(&cp, 0x31F0, 0x31FF);
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AddRange(&cp, 0xFF00, 0xFFEF);
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AddRange(&cp, 0xAC00, 0xD7AF);
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AddRange(&cp, 0x1100, 0x11FF);
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// --------------------------------------------------
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// 6. SOUTHEAST ASIAN LANGUAGES
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// --------------------------------------------------
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AddCodeRange(codePoints, &count, 0x0E00, 0x0E7F); // Thai
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AddCodeRange(codePoints, &count, 0x0E80, 0x0EFF); // Lao
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AddCodeRange(codePoints, &count, 0x1780, 0x17FF); // Khmer
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AddCodeRange(codePoints, &count, 0x1000, 0x109F); // Myanmar
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AddCodeRange(codePoints, &count, 0x1980, 0x19DF); // New Tai Lue
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// Other
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AddRange(&cp, 0x900, 0x97F); // Devanagari
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AddRange(&cp, 0x600, 0x6FF); // Arabic
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AddRange(&cp, 0x5D0, 0x5EA); // Hebrew
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// --------------------------------------------------
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// 7. INDIAN SUBCONTINENT LANGUAGES
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// --------------------------------------------------
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AddCodeRange(codePoints, &count, 0x900, 0x97F); // Devanagari (Hindi, Sanskrit)
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AddCodeRange(codePoints, &count, 0x980, 0x9FF); // Bengali
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AddCodeRange(codePoints, &count, 0xA00, 0xA7F); // Gurmukhi (Punjabi)
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AddCodeRange(codePoints, &count, 0xA80, 0xAFF); // Gujarati
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AddCodeRange(codePoints, &count, 0xB00, 0xB7F); // Oriya
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AddCodeRange(codePoints, &count, 0xB80, 0xBFF); // Tamil
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AddCodeRange(codePoints, &count, 0xC00, 0xC7F); // Telugu
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AddCodeRange(codePoints, &count, 0xC80, 0xCFF); // Kannada
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AddCodeRange(codePoints, &count, 0xD00, 0xD7F); // Malayalam
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AddCodeRange(codePoints, &count, 0xD80, 0xDFF); // Sinhala
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Font font = {0};
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// --------------------------------------------------
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// 8. MIDDLE EASTERN LANGUAGES
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// --------------------------------------------------
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AddCodeRange(codePoints, &count, 0x600, 0x6FF); // Arabic
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AddCodeRange(codePoints, &count, 0x750, 0x77F); // Arabic Supplement
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AddCodeRange(codePoints, &count, 0x8A0, 0x8FF); // Arabic Extended-A
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AddCodeRange(codePoints, &count, 0xFB50, 0xFDFF); // Arabic Presentation Forms-A
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AddCodeRange(codePoints, &count, 0x5D0, 0x5EA); // Hebrew
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AddCodeRange(codePoints, &count, 0x591, 0x5C7); // Hebrew Extended
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AddCodeRange(codePoints, &count, 0x7C0, 0x7FF); // N'Ko
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AddCodeRange(codePoints, &count, 0x640, 0x6FF); // Syriac
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// --------------------------------------------------
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// 9. AFRICAN LANGUAGES
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// --------------------------------------------------
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AddCodeRange(codePoints, &count, 0x2C80, 0x2CFF); // Coptic
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AddCodeRange(codePoints, &count, 0x2D30, 0x2D7F); // Tifinagh
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AddCodeRange(codePoints, &count, 0xA6A0, 0xA6FF); // Bamum
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AddCodeRange(codePoints, &count, 0xAB00, 0xAB2F); // Ethiopic Extended
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// --------------------------------------------------
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// 10. SPECIAL CHARACTERS AND SYMBOLS
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// --------------------------------------------------
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AddCodeRange(codePoints, &count, 0x300, 0x36F); // Combining Diacritical Marks
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AddCodeRange(codePoints, &count, 0x1DC0, 0x1DFF); // Combining Diacritical Marks Supplement
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AddCodeRange(codePoints, &count, 0x2000, 0x206F); // General Punctuation
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AddCodeRange(codePoints, &count, 0x20A0, 0x20CF); // Currency Symbols
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AddCodeRange(codePoints, &count, 0x2100, 0x214F); // Letterlike Symbols
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AddCodeRange(codePoints, &count, 0x2190, 0x21FF); // Arrows
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AddCodeRange(codePoints, &count, 0x2200, 0x22FF); // Mathematical Operators
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Font result = {0};
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// Attempt to load the font with collected code points
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if (FileExists(fileName)) {
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result = LoadFontEx(fileName, fontSize, codePoints, count);
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font = LoadFontEx(fileName, fontSize, cp.data, cp.count);
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}
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// Fallback to default font if loading fails
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if (result.texture.id == 0) {
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result = GetFontDefault();
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if (font.texture.id == 0) {
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font = GetFontDefault();
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TraceLog(LOG_WARNING, "FONTUTIL: Using default font");
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}
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// Apply texture filtering
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SetTextureFilter(result.texture, textureFilter);
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SetTextureFilter(font.texture, textureFilter);
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MemFree(cp.data);
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// Clean up
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free(codePoints);
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return result;
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return font;
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}
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/**
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