Imported updates from Codebase

client/raster_font.cpp

@@ -0,0 +1,53 @@
+/* Copyright: (c) Kayne Ruse 2013
+ * 
+ * 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 "raster_font.hpp"
+
+void RasterFont::DrawStringTo(std::string s, SDL_Surface* const dest, Sint16 x, Sint16 y) {
+	if (!surface) {
+		return;
+	}
+	//character size won't change here
+	const Sint16 w = surface->w/16;
+	const Sint16 h = surface->h/16;
+	SDL_Rect sclip, dclip = {x,y,0,0};
+	for (auto c : s) {
+		//TODO: inefficient
+		sclip = {Sint16(c%w*w), Sint16(c/h*h), clip.w, clip.h};
+//		sclip.x = c % w;
+//		sclip.h = c / h;
+//		sclip.w = clip.w;
+//		sclip.h = clip.h;
+		SDL_BlitSurface(surface, &sclip, dest, &dclip);
+		dclip.x += w;
+	}
+}
+
+SDL_Surface* RasterFont::SetSurface(SDL_Surface* p) {
+	surface = p;
+	if (!surface) {
+		clip = {0, 0, 0, 0};
+	}
+	else {
+		clip = {0, 0, Uint16(surface->w/16), Uint16(surface->h/16)};
+	}
+	return surface;
+}