upside down font

src/bot.cpp

@@ -5,6 +5,7 @@ using json = nlohmann::json;
 
 #include "replacefont.h"
 #include "rulefont.h"
+#include "turnfont.h"
 #include "phonefont.h"
 #include "vectorfont.h"
 
@@ -22,11 +23,12 @@ static const std::string nboxrepl[]    {"🅰", "🅱", "🅲", "🅳", "🅴",
 static const std::string widerepl[]    {"ａ", "ｂ", "ｃ", "ｄ", "ｅ", "ｆ", "ｇ", "ｈ", "ｉ", "ｊ", "ｋ", "ｌ", "ｍ", "ｎ", "ｏ", "ｐ", "ｑ", "ｒ", "ｓ", "ｔ", "ｕ", "ｖ", "ｗ", "ｘ", "ｙ", "ｚ", "Ａ", "Ｂ", "Ｃ", "Ｄ", "Ｅ", "Ｆ", "Ｇ", "Ｈ", "Ｉ", "Ｊ", "Ｋ", "Ｌ", "Ｍ", "Ｎ", "Ｏ", "Ｐ", "Ｑ", "Ｒ", "Ｓ", "Ｔ", "Ｕ", "Ｖ", "Ｗ", "Ｘ", "Ｙ", "Ｚ"};
 
 FontBot::FontBot() {
-	fonts.reserve(14);
+	fonts.reserve(15);
 	fonts.push_back(new ReplaceFont("Fancy",   fancyrepl));
 	fonts.push_back(new ReplaceFont("Fraktur", frakturrepl));
 	fonts.push_back(new ReplaceFont("Double",  doublerepl));
 	fonts.push_back(new ReplaceFont("Cursed",  cursedrepl));
+	fonts.push_back(new TurnFont());
 	fonts.push_back(new PhoneFont());
 	fonts.push_back(new ReplaceFont("monospace",  monospacere));
 	fonts.push_back(new VectorFont());

src/turnfont.cpp

@@ -0,0 +1,28 @@
+#include "turnfont.h"
+const static std::string repl [] = {"ɐ", "q", "ɔ", "p", "ǝ", "ɟ", "ƃ", "ɥ", "ı", "ɾ", "ʞ", "ן", "ɯ", "u", "o", "d", "b", "ɹ", "s", "ʇ", "n", "ʌ", "ʍ", "x", "ʎ", "z", "∀", "q", "Ͻ", "ᗡ", "Ǝ", "Ⅎ", "ƃ", "H", "I", "ſ", "ʞ", "˥", "W", "N", "O", "Ԁ", "Ὁ", "ᴚ", "S", "⊥", "∩", "Λ", "M", "X", "ʎ", "Z"};
+
+TurnFont::TurnFont() {}
+
+void TurnFont::applyFont(const std::string& in, std::string& out) const {
+	out.reserve(in.size()*2);
+
+	for(size_t pos_in = 0; pos_in < in.size(); ++pos_in) {
+		char c = in[pos_in];
+		if(c >= 'a' && c <= 'z') {
+			out.insert(0, repl[c - 'a']);
+		} else if(c >= 'A' && c <= 'Z') {
+			out.insert(0, repl[c - 'A' + 26]);
+		} else {
+			out.insert(0, 1, c);
+		}
+	}
+}
+
+const std::string& TurnFont::getName() const {
+	const static std::string NAME = "UpsideDown";
+	return NAME;
+}
+
+bool TurnFont::canApply(const std::string& in) const {
+	return true;
+}

src/turnfont.h

@@ -0,0 +1,13 @@
+#pragma once
+
+#include "font.h"
+
+class TurnFont : public Font {
+public:
+	TurnFont();
+
+	virtual void applyFont(const std::string& in, std::string& out) const override;
+	virtual const std::string& getName() const override;
+	virtual bool canApply(const std::string& in) const override;
+private:
+};