#14,#15,#29,#31: Added qr, added more settings, added keymap, changed about page.

addons/kenyoni/qr_code/bit_stream.gd

@@ -0,0 +1,75 @@
+extends RefCounted
+
+var _data: PackedByteArray = []
+
+func duplicate():
+    var dup = new()
+    dup._data = self._data.duplicate()
+    return dup
+
+func resize(size: int) -> void:
+    self._data.resize(size)
+
+func size() -> int:
+    return self._data.size()
+
+func clear() -> void:
+    return self._data.clear()
+
+func get_array() -> PackedByteArray:
+    return self._data
+
+func to_byte_array() -> PackedByteArray:
+    var byte_arr: PackedByteArray = []
+
+    var cur_byte: int = 0
+    for idx: int in range(self._data.size()):
+        var byte_idx: int = 7 - idx & 7
+        if self._data[idx]:
+            cur_byte |= (1 << byte_idx)
+        if (idx != 0 && byte_idx == 0) || idx == self._data.size() - 1:
+            byte_arr.append(cur_byte)
+            cur_byte = 0
+    return byte_arr
+
+func prepend_bit(bit: bool) -> void:
+    self._data.insert(0, int(bit))
+
+func append_bit(bit: bool) -> void:
+    self._data.append(int(bit))
+
+func append_stream(stream) -> void:
+    self._data.append_array(stream.get_array())
+
+func append_byte_array(arr: PackedByteArray) -> void:
+    for val: int in arr:
+        self.append(val, 8)
+
+func prepend(value: int, total_bits: int) -> void:
+    for idx: int in range(total_bits - 1, -1, -1):
+        self._data.insert(0, int((value & (1 << idx)) != 0))
+
+func append(value: int, total_bits: int) -> void:
+    for idx: int in range(total_bits - 1, -1, -1):
+        self._data.append(int((value & (1 << idx)) != 0))
+
+func set_bit(idx: int, bit: bool) -> void:
+    self._data[idx] = int(bit)
+
+func get_bit(idx: int) -> bool:
+    return bool(self._data[idx])
+
+func _to_string() -> String:
+    var val: String = ""
+    for idx: int in range(self._data.size()):
+        if (idx + 1) & 7 == 1:
+            val += "["
+        val += str(self._data[idx])
+        if (idx + 1) & 7 == 0:
+            val += "]"
+        if (idx + 1) & 3 == 0:
+            val += " "
+    val = val.strip_edges()
+    if val[-1] != "]":
+        val += "]"
+    return val