updates to Runtime::locate(), FontManager, and GUI loading

src/gui/FontManager.cc

@@ -1,22 +1,39 @@
 #include "FontManager.h"
+#include "jes/Runtime.h"
 #include <iostream>
 
 namespace jes
 {
-    FontManager::FontManager()
+    bool FontManager::load()
     {
         if (FT_Init_FreeType(&m_ft) != 0)
         {
             std::cerr << "Error initializing FreeType" << std::endl;
-            return;
+            return false;
         }
+
+        /* Load failsafe font */
+        m_mono_font = load_font("FreeMono", 20);
+
+        if (m_mono_font.is_null())
+        {
+            std::cerr << "Error loading FreeMono font" << std::endl;
+            return false;
+        }
+
+        return true;
     }
 
     FontRef FontManager::load_font(const char * fname, size_t size)
     {
-        FontRef font = new Font();
-        if (!font->load(m_ft, fname, size))
+        PathRef font_path = Runtime::locate(Runtime::FONT, fname);
+        if (font_path.is_null())
             return NULL;
+
+        FontRef font = new Font();
+        if (!font->load(m_ft, font_path->to_s().c_str(), size))
+            return NULL;
+
         return font;
     }
 }

src/gui/FontManager.h

@@ -11,10 +11,11 @@ namespace jes
     class FontManager
     {
     public:
-        FontManager();
+        bool load();
         FontRef load_font(const char * fname, size_t size);
     protected:
         FT_Library m_ft;
+        FontRef m_mono_font;
     };
 
     typedef Ref<FontManager> FontManagerRef;

src/gui/GUI.cc

@@ -7,12 +7,12 @@
 
 namespace jes
 {
-    GUI::GUI()
+    bool GUI::load()
     {
         if (SDL_Init(SDL_INIT_VIDEO))
         {
             std::cerr << "Failed to initialize SDL!" << std::endl;
-            return;
+            return false;
         }
 
         atexit(SDL_Quit);
@@ -27,7 +27,7 @@ namespace jes
         {
             std::cerr << "Failed to create window!" << std::endl;
             SDL_Quit();
-            return;
+            return false;
         }
 
         (void)SDL_GL_CreateContext(m_window);
@@ -36,17 +36,24 @@ namespace jes
         {
             std::cerr << "Failed to gl3wInit()" << std::endl;
             SDL_Quit();
-            return;
+            return false;
         }
 
         if (!gl3wIsSupported(3, 0))
         {
             std::cerr << "OpenGL 3.0 is not supported!" << std::endl;
             SDL_Quit();
-            return;
+            return false;
         }
 
         glClearColor (0.0, 0.0, 0.0, 0.0);
+
+        m_font_manager = new FontManager();
+
+        if (!m_font_manager->load())
+            return false;
+
+        return true;
     }
 
     int GUI::run()

src/gui/GUI.h

@@ -3,16 +3,18 @@
 
 #include "jes/Ref.h"
 #include <SDL.h>
+#include "FontManager.h"
 
 namespace jes
 {
     class GUI
     {
     public:
-        GUI();
+        bool load();
         int run();
     protected:
         SDL_Window * m_window;
+        FontManagerRef m_font_manager;
     };
 
     typedef Ref<GUI> GUIRef;

src/gui/main.cc

@@ -7,6 +7,9 @@ using namespace std;
 
 int main(int argc, char *argv[])
 {
+    jes::Core::instance.init(argv[0]);
     jes::GUIRef gui = new jes::GUI();
+    if (!gui->load())
+        return 2;
     return gui->run();
 }

src/lib/src/Runtime.cc

@@ -18,21 +18,29 @@ namespace jes
             break;
         case Runtime::FONT:
             {
+                static const char * extensions[] = {
+                    "ttf",
+                };
                 std::vector<std::string> dirents = path->dir_entries();
                 for (auto de : dirents)
                 {
                     PathRef test_path = path->join(de)->join(name);
                     if (test_path->exists())
+                        return test_path;
+                    for (auto ext : extensions)
                     {
-                        rv = test_path;
-                        break;
+                        test_path = test_path->ext(ext);
+                        if (test_path->exists())
+                            return test_path;
                     }
                 }
             }
             break;
         }
-        if (rv->exists())
+
+        if ((!rv.is_null()) && (rv->exists()))
             return rv;
+
         return NULL;
     }
 }