First init.

libraries/mcu-renderer/tools/fontconv/BitWriter.h

@@ -0,0 +1,49 @@
+/*
+ * MCU renderer fontconv
+ * Bit writer
+ *
+ * (C) 2023 Gissio
+ *
+ * License: MIT
+ */
+
+#if !defined(BITWRITER_H)
+#define BITWRITER_H
+
+#include <cstdint>
+#include <vector>
+
+class BitWriter
+{
+public:
+    BitWriter();
+
+    void clear();
+
+    void writeBit(bool value);
+    void writeFixedEncodedValue(uint32_t value, uint32_t bitNum);
+    void writeUnaryEncodedValue(uint32_t value);
+    void writeRiceEncodedValue(uint32_t value, uint32_t fixedBitNum);
+
+    void writeByte(uint8_t value);
+    void writeByte(uint32_t address, uint8_t value);
+
+    void writeShort(int16_t value);
+    void writeShort(uint32_t address, int16_t value);
+
+    void writeVariableLengthWord(uint32_t value);
+
+    void write(BitWriter &value);
+
+    bool readBit(uint32_t bitIndex);
+
+    uint32_t getBitNum();
+    uint32_t getCurrentAddress();
+
+    bool operator!=(BitWriter &value);
+
+    std::vector<uint8_t> data;
+    uint8_t bitIndex;
+};
+
+#endif