Add stub for ttf example

examples/CMakeLists.txt

@@ -19,3 +19,23 @@ IF(SDL2PP_WITH_IMAGE)
 	ADD_EXECUTABLE(image image.cc)
 	TARGET_LINK_LIBRARIES(image SDL2pp)
 ENDIF(SDL2PP_WITH_IMAGE)
+
+IF(SDL2PP_WITH_TTF)
+	IF(NOT SDL2PP_EXAMPLE_FONT)
+		FIND_FILE(SDL2PP_EXAMPLE_FONT Vera.ttf
+			PATHS
+			/usr/local/lib/X11/fonts
+			/usr/lib/X11/fonts
+			PATH_SUFFIXES
+			bitstream-vera
+		)
+	ENDIF(NOT SDL2PP_EXAMPLE_FONT)
+	IF(SDL2PP_EXAMPLE_FONT)
+		MESSAGE(STATUS "Using example font: ${SDL2PP_EXAMPLE_FONT}")
+	ELSE(SDL2PP_EXAMPLE_FONT)
+		MESSAGE(FATAL_ERROR "Cannot find font to use with ttf example (Vera.ttf). You need to either install it, add path to it into examples/CMakeLists.txt (and submit this chnage upstream) or specify path (to any .ttf file) manually with SDL2PP_EXAMPLE_FONT variable")
+	ENDIF(SDL2PP_EXAMPLE_FONT)
+	ADD_DEFINITIONS(-DEXAMPLE_FONT="${SDL2PP_EXAMPLE_FONT}")
+	ADD_EXECUTABLE(ttf ttf.cc)
+	TARGET_LINK_LIBRARIES(ttf SDL2pp)
+ENDIF(SDL2PP_WITH_TTF)

examples/ttf.cc

@@ -0,0 +1,75 @@
+/*
+  libSDL2pp - C++11 bindings/wrapper for SDL2
+  Copyright (C) 2013-2014 Dmitry Marakasov <amdmi3@amdmi3.ru>
+
+  This software is provided 'as-is', without any express or implied
+  warranty.  In no event will the authors be held liable for any damages
+  arising from the use of this software.
+
+  Permission is granted to anyone to use this software for any purpose,
+  including commercial applications, and to alter it and redistribute it
+  freely, subject to the following restrictions:
+
+  1. The origin of this software must not be misrepresented; you must not
+     claim that you wrote the original software. If you use this software
+     in a product, an acknowledgment in the product documentation would be
+     appreciated but is not required.
+  2. Altered source versions must be plainly marked as such, and must not be
+     misrepresented as being the original software.
+  3. This notice may not be removed or altered from any source distribution.
+*/
+
+#include <iostream>
+
+//#include <SDL2/SDL.h>
+
+#include <SDL2pp/SDL.hh>
+#include <SDL2pp/SDLTTF.hh>
+#include <SDL2pp/Font.hh>
+#include <SDL2pp/Window.hh>
+#include <SDL2pp/Renderer.hh>
+#include <SDL2pp/Exception.hh>
+
+using namespace SDL2pp;
+
+int Run() {
+	SDL sdl(SDL_INIT_VIDEO);
+	SDLTTF ttf;
+	Window window("libSDL2pp demo: font", SDL_WINDOWPOS_UNDEFINED, SDL_WINDOWPOS_UNDEFINED, 640, 480, SDL_WINDOW_RESIZABLE);
+	Renderer render(window, -1, SDL_RENDERER_ACCELERATED);
+
+	Font font(EXAMPLE_FONT, 10);
+
+	while (1) {
+		// Process input
+		SDL_Event event;
+		while (SDL_PollEvent(&event))
+			if (event.type == SDL_QUIT || (event.type == SDL_KEYDOWN && (event.key.keysym.sym == SDLK_ESCAPE || event.key.keysym.sym == SDLK_q)))
+				return 0;
+
+		// Clear screen
+		render.SetDrawColor(255, 255, 255);
+		render.Clear();
+
+		// Simple copy
+
+		render.Present();
+
+		// Frame limiter
+		SDL_Delay(1);
+	}
+
+	return 0;
+}
+
+int main() {
+	try {
+		return Run();
+	} catch (Exception& e) {
+		std::cerr << "Error: " << e.what() << " (" << e.GetSDLError() << ")" << std::endl;
+	} catch (std::exception& e) {
+		std::cerr << "Error: " << e.what() << std::endl;
+	}
+
+	return -1;
+}