Moved TileSheet to common/graphics

Also deleted TileSheet's vestigial API.
2015-01-09 12:41:24 +11:00
parent 3322783d95
commit be67906218
7 changed files with 2 additions and 109 deletions
@@ -0,0 +1,61 @@
+/* Copyright: (c) Kayne Ruse 2013-2015
+ * 
+ * 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 "tile_sheet.hpp"
+
+void TileSheet::Load(std::string fname, int tileWidth, int tileHeight) {
+	image.LoadSurface(fname);
+	image.SetClipW(tileWidth);
+	image.SetClipH(tileHeight);
+	xCount = image.GetSurface()->w / image.GetClipW();
+	yCount = image.GetSurface()->h / image.GetClipH();
+}
+
+void TileSheet::Unload() {
+	image.FreeSurface();
+	xCount = yCount = 0;
+}
+
+void TileSheet::DrawTileTo(SDL_Surface* const dest, int x, int y, Region::type_t tile) {
+	//0 is invisible
+	if (tile == 0) return;
+	image.SetClipX((tile-1) % xCount * image.GetClipW());
+	image.SetClipY((tile-1) / xCount * image.GetClipH());
+	image.DrawTo(dest, x, y);
+}
+
+void TileSheet::DrawRegionTo(SDL_Surface* const dest, Region* const region, int camX, int camY) {
+	Region::type_t tile = 0;
+	for (register int i = 0; i < REGION_WIDTH; ++i) {
+		for (register int j = 0; j < REGION_HEIGHT; ++j) {
+			for (register int k = 0; k < REGION_DEPTH; ++k) {
+				tile = region->GetTile(i, j, k);
+				//0 is invisible
+				if (tile == 0) continue;
+				image.SetClipX((tile-1) % xCount * image.GetClipW());
+				image.SetClipY((tile-1) / xCount * image.GetClipH());
+				image.DrawTo(dest,
+					(region->GetX() + i) * image.GetClipW() - camX,
+					(region->GetY() + j) * image.GetClipH() - camY);
+			}
+		}
+	}
+}