Refactored method naming / ordering

src/common/font.c

@@ -0,0 +1,207 @@
+#include "fastfetch.h"
+
+#include <string.h>
+
+static void fontInit(FFfont* font)
+{
+    ffStrbufInit(&font->pretty);
+    ffStrbufInit(&font->name);
+    ffStrbufInitA(&font->size, 4);
+    ffListInitA(&font->styles, sizeof(FFstrbuf), 4);
+}
+
+static void fontInitPretty(FFfont* font)
+{
+    ffStrbufAppend(&font->pretty, &font->name);
+
+    if(font->size.length == 0 && font->styles.length == 0)
+        return;
+    else if(font->pretty.length == 0)
+        ffStrbufAppendS(&font->pretty, "default");
+
+    ffStrbufAppendS(&font->pretty, " (");
+
+    if(font->size.length > 0)
+    {
+        ffStrbufAppend(&font->pretty, &font->size);
+        ffStrbufAppendS(&font->pretty, "pt");
+
+        if(font->styles.length > 0)
+            ffStrbufAppendS(&font->pretty, ", ");
+    }
+
+    for(uint32_t i = 0; i < font->styles.length; i++)
+    {
+        ffStrbufAppend(&font->pretty, ffListGet(&font->styles, i));
+
+        if(i < font->styles.length - 1)
+            ffStrbufAppendS(&font->pretty, ", ");
+    }
+
+    ffStrbufAppendC(&font->pretty, ')');
+}
+
+void ffFontInitQt(FFfont* font, const char* data)
+{
+    fontInit(font);
+
+    //See https://doc.qt.io/qt-5/qfont.html#toString
+
+    //Family
+    while(*data != ',' && *data != '\0')
+    {
+        ffStrbufAppendC(&font->name, *data);
+        ++data;
+    }
+    if(*data != '\0')
+        ++data;
+    ffStrbufTrim(&font->name, ' ');
+
+    //Size
+    while(*data != ',' && *data != '\0')
+    {
+        ffStrbufAppendC(&font->size, *data);
+        ++data;
+    }
+    if(*data != '\0')
+        ++data;
+    ffStrbufTrim(&font->size, ' ');
+
+    #define FF_FONT_QT_SKIP_VALUE \
+        while(*data != ',' && *data != '\0') \
+            ++data; \
+        if(*data != '\0') \
+             ++data;
+
+    FF_FONT_QT_SKIP_VALUE //Pixel size
+    FF_FONT_QT_SKIP_VALUE //Style hint
+    FF_FONT_QT_SKIP_VALUE //Font weight
+    FF_FONT_QT_SKIP_VALUE //Font style
+    FF_FONT_QT_SKIP_VALUE //Underline
+    FF_FONT_QT_SKIP_VALUE //Strike out
+    FF_FONT_QT_SKIP_VALUE //Fixed pitch
+    FF_FONT_QT_SKIP_VALUE //Always 0
+
+    #undef FF_FONT_QT_SKIP_VALUE
+
+    while(*data != '\0')
+    {
+        while(*data == ' ')
+            ++data;
+
+        if(*data == '\0')
+            break;
+
+        FFstrbuf* style = ffListAdd(&font->styles);
+        ffStrbufInit(style);
+        while(*data != ' ' && *data != '\0')
+        {
+            ffStrbufAppendC(style, *data);
+            ++data;
+        }
+    }
+
+    fontInitPretty(font);
+}
+
+static void fontPangoParseWord(const char** data, FFfont* font, FFstrbuf* alternativeBuffer)
+{
+    while(**data == ' ' || **data == '\t' || **data == ',')
+        ++(*data);
+
+    const char* wordStart = *data;
+
+    while(**data != ' ' && **data != '\t' && **data != ',' && **data != '\0' && **data != '`' && **data != '\\')
+        ++(*data);
+
+    uint32_t wordLength = (uint32_t) (*data - wordStart);
+    if(wordLength == 0)
+        return;
+
+    if(**data == '\0' || **data == '`' || **data == '\\')
+    {
+        ffStrbufAppendNS(&font->size, wordLength, wordStart);
+        if(ffStrbufEndsWithS(&font->size, "px"))
+            ffStrbufSubstrBefore(&font->size, font->size.length - 2);
+
+        double dummy;
+        if(sscanf(font->size.chars, "%lf", &dummy) == 1)
+            return;
+
+        ffStrbufClear(&font->size);
+    }
+
+    if(
+        strncasecmp(wordStart, "Ultra", 5) == 0 ||
+        strncasecmp(wordStart, "Extra", 5) == 0 ||
+        strncasecmp(wordStart, "Semi", 4) == 0 ||
+        strncasecmp(wordStart, "Demi", 4) == 0 ||
+        strncasecmp(wordStart, "Normal", wordLength) == 0 ||
+        strncasecmp(wordStart, "Roman", wordLength) == 0 ||
+        strncasecmp(wordStart, "Oblique", wordLength) == 0 ||
+        strncasecmp(wordStart, "Italic", wordLength) == 0 ||
+        strncasecmp(wordStart, "Thin", wordLength) == 0 ||
+        strncasecmp(wordStart, "Light", wordLength) == 0 ||
+        strncasecmp(wordStart, "Bold", wordLength) == 0 ||
+        strncasecmp(wordStart, "Black", wordLength) == 0 ||
+        strncasecmp(wordStart, "Condensed", wordLength) == 0 ||
+        strncasecmp(wordStart, "Expanded", wordLength) == 0
+    ) {
+        if(alternativeBuffer == NULL)
+        {
+            alternativeBuffer = ffListAdd(&font->styles);
+            ffStrbufInit(alternativeBuffer);
+        }
+
+        ffStrbufAppendNSExludingC(alternativeBuffer, wordLength, wordStart, '-');
+
+        if(
+            strncasecmp(wordStart, "Ultra ", 6) == 0 ||
+            strncasecmp(wordStart, "Extra ", 6) == 0 ||
+            strncasecmp(wordStart, "Semi ", 5) == 0 ||
+            strncasecmp(wordStart, "Demi ", 5) == 0
+        ) {
+            fontPangoParseWord(data, font, alternativeBuffer);
+        }
+
+        return;
+    }
+
+    if(alternativeBuffer != NULL)
+    {
+        ffStrbufAppendNSExludingC(alternativeBuffer, wordLength, wordStart, '-');
+        return;
+    }
+
+    if(font->name.length > 0)
+        ffStrbufAppendC(&font->name, ' ');
+    ffStrbufAppendNS(&font->name, wordLength, wordStart);
+}
+
+void ffFontInitPango(FFfont* font, const char* data)
+{
+    fontInit(font);
+
+    while(*data != '\0' && *data != '`' && *data != '\\')
+        fontPangoParseWord(&data, font, NULL);
+
+    fontInitPretty(font);
+}
+
+void ffFontInitCopy(FFfont* font, const char* name)
+{
+    fontInit(font);
+    ffStrbufAppendS(&font->name, name);
+    fontInitPretty(font);
+}
+
+void ffFontDestroy(FFfont* font)
+{
+    ffStrbufDestroy(&font->pretty);
+    ffStrbufDestroy(&font->name);
+    ffStrbufDestroy(&font->size);
+
+    for(uint32_t i = 0; i < font->styles.length; i++)
+        ffStrbufDestroy(ffListGet(&font->styles, i));
+    ffListDestroy(&font->styles);
+}