From 3c995acde81feae6c46a14fe7abbc6d2b434422b Mon Sep 17 00:00:00 2001
From: Matthias Schiffer <mschiffer@universe-factory.net>
Date: Wed, 24 Sep 2014 03:20:25 +0200
Subject: Support multiple map layers, fix transparent tiles

---
 src/model/Map.cpp | 13 +++++++++++--
 src/model/Map.hpp | 20 ++++++++++++--------
 2 files changed, 23 insertions(+), 10 deletions(-)

(limited to 'src/model')

diff --git a/src/model/Map.cpp b/src/model/Map.cpp
index db18baf..a770ee4 100644
--- a/src/model/Map.cpp
+++ b/src/model/Map.cpp
@@ -35,13 +35,22 @@ std::shared_ptr<Map> Map::load(__attribute__((unused)) const std::string &name)
 	std::shared_ptr<Map> map(new Map(16, 16));
 
 	map->tileset.push_back("dirt");
+	map->tileset.push_back("horizontal_bar");
+
+	for (int i = 0; i < 2; i++)
+		map->tiles.emplace_back(new uint32_t[16*16]);
 
 	for (int i = 0; i < 16; i++) {
 		for (int j = 0; j < 16; j++) {
 			if (4 <= i && i < 12 && 4 <= j && j < 12)
-				map->setTileAt(i, j, 1);
+				map->setTileAt(0, i, j, 1);
+			else
+				map->setTileAt(0, i, j, 0);
+
+			if (4 <= i && i < 12 && j == 8)
+				map->setTileAt(1, i, j, 2);
 			else
-				map->setTileAt(i, j, 0);
+				map->setTileAt(1, i, j, 0);
 		}
 	}
 
diff --git a/src/model/Map.hpp b/src/model/Map.hpp
index 9d4eded..423c91d 100644
--- a/src/model/Map.hpp
+++ b/src/model/Map.hpp
@@ -44,14 +44,14 @@ private:
 	std::vector<std::string> tileset;
 
 	size_t width, height;
-	std::unique_ptr<uint32_t[]> tiles;
+	std::vector<std::unique_ptr<uint32_t[]>> tiles;
 
 	std::shared_ptr<Entity> playerEntity;
 	mutable std::deque<std::shared_ptr<Entity>> entities;
 
 
 	Map(size_t width0, size_t height0)
-		: width(width0), height(height0), tiles(new uint32_t[width*height]) {
+		: width(width0), height(height0) {
 	}
 
 public:
@@ -79,18 +79,22 @@ public:
 		return height;
 	}
 
-	void setTileAt(size_t x, size_t y, uint32_t value) {
-		if (x >= width || y >= height)
+	size_t getLayerCount() const {
+		return tiles.size();
+	}
+
+	void setTileAt(size_t layer, size_t x, size_t y, uint32_t value) {
+		if (layer >= tiles.size() || x >= width || y >= height)
 			throw std::range_error("Map::setTileAt: bad coordinates");
 
-		tiles[y*width + x] = value;
+		tiles[layer][y*width + x] = value;
 	}
 
-	uint32_t getTileAt(ssize_t x, ssize_t y) const {
-		if (x < 0 || (size_t)x >= width || y < 0 || (size_t)y >= height)
+	uint32_t getTileAt(size_t layer, ssize_t x, ssize_t y) const {
+		if (layer >= tiles.size() || x < 0 || (size_t)x >= width || y < 0 || (size_t)y >= height)
 			return 0;
 
-		return tiles[y*width + x];
+		return tiles[layer][y*width + x];
 	}
 
 	static std::shared_ptr<Map> load(const std::string &name);
-- 
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