Continue adding opengl font support.

src/core/Color.h

@@ -7,7 +7,7 @@
 class Color
 {
 public:
-    Color(unsigned r, unsigned g, unsigned b, double a = 1.0);
+    Color(unsigned r = 0, unsigned g = 0, unsigned b = 0, double a = 1.0);
 
     static std::shared_ptr<Color> CreateShared(unsigned r, unsigned g, unsigned b, double a = 1.0);
     static std::unique_ptr<Color> Create(unsigned r, unsigned g, unsigned b, double a = 1.0);

src/core/file_utilities/File.cpp

@@ -113,6 +113,22 @@ std::vector<std::string> File::readLines()
     return content;
 }
 
+std::string File::read()
+{
+    if (!PathExists())
+    {
+        return {};
+    }
+
+    Open(false);
+
+    std::stringstream buffer;
+    buffer << mInHandle->rdbuf();
+
+    Close();
+    return buffer.str();
+}
+
 std::string File::getBaseFilename(const Path& path)
 {
     return path.stem().string();

src/core/file_utilities/File.h

@@ -36,6 +36,8 @@ public:
 
     std::vector<std::string> readLines();
 
+    std::string read();
+
     static std::string getBaseFilename(const Path& path);
 
     bool PathExists() const;