Add color class

Add Palladium Unique and Shared defs
Make stb_image an internal dependency
Start some work on font loader

source/color.cpp

@@ -0,0 +1,50 @@
+#include <amethyst/color.hpp>
+
+namespace Amy {
+// The Solution of the biggest performance issue
+// A Simple Lookup table
+static const std::map<char, int> HEX_DEC = {
+    {'0', 0},  {'1', 1},  {'2', 2},  {'3', 3},  {'4', 4},  {'5', 5},
+    {'6', 6},  {'7', 7},  {'8', 8},  {'9', 9},  {'a', 10}, {'b', 11},
+    {'c', 12}, {'d', 13}, {'e', 14}, {'f', 15}, {'A', 10}, {'B', 11},
+    {'C', 12}, {'D', 13}, {'E', 14}, {'F', 15}};
+
+Color& Color::Hex(const std::string& hex) {
+  // zu dumm nen safetey check zu schreiben wadafuk
+  /**#ifndef AMY_GOD_DEV
+    /// Safetey check (not required if you just program well xd)
+    if (hex.length() != 7 || hex.length() != 9 || hex.length() != 6 ||
+        hex.length() != 8 || std::find_if(hex.begin(), hex.end(), [](char c) {
+                               return !std::isxdigit(c);
+                             }) != hex.end()) {
+      return *this;
+    }
+  #endif*/
+  int offset = ((hex.length() == 7 || hex.length() == 9) ? 1 : 0);
+  r = HEX_DEC.at(hex[offset]) * 16 + HEX_DEC.at(hex[offset + 1]);
+  offset += 2;
+  g = HEX_DEC.at(hex[offset]) * 16 + HEX_DEC.at(hex[offset + 1]);
+  offset += 2;
+  b = HEX_DEC.at(hex[offset]) * 16 + HEX_DEC.at(hex[offset + 1]);
+  offset += 2;
+  if (hex.length() == 9) {
+    a = HEX_DEC.at(hex[offset]) * 16 + HEX_DEC.at(hex[offset + 1]);
+  } else {
+    a = 255;
+  }
+  return *this;
+}
+
+std::string Color::Hex(bool rgba) const {
+  /** Need to int cast (so it is used as num and not char...) */
+  std::stringstream s;
+  s << "#";
+  s << std::hex << std::setw(2) << std::setfill('0') << (int)r;
+  s << std::hex << std::setw(2) << std::setfill('0') << (int)g;
+  s << std::hex << std::setw(2) << std::setfill('0') << (int)b;
+  if (rgba) {
+    s << std::hex << std::setw(2) << std::setfill('0') << (int)a;
+  }
+  return s.str();
+}
+}  // namespace Amy