From b5483c66aebec91d5354b859f365b8b60b1d4819 Mon Sep 17 00:00:00 2001
From: Luke Bratch <l_bratch@yahoo.co.uk>
Date: Fri, 26 Nov 2010 16:15:18 +0000
Subject: Implement map reading and add tiles sprite sheet

---
 Level.cpp       |  51 +++++++++++++++++++++++++++++++++++++++++++++++++++
 Level.h         |   8 ++++++++
 Sprite.h        |   3 ++-
 intensemarcus.h |   3 +++
 tiles.png       | Bin 0 -> 19919 bytes
 5 files changed, 64 insertions(+), 1 deletion(-)
 create mode 100644 tiles.png

diff --git a/Level.cpp b/Level.cpp
index c70181a..ac860b3 100644
--- a/Level.cpp
+++ b/Level.cpp
@@ -1,5 +1,6 @@
 #include "Level.h"
 #include <iostream>
+#include <fstream>
 
 #include "Monster.h"
 #include "Pickup.h"
@@ -36,6 +37,9 @@ void Level::changeLevel(int levelNo) {
     player.setClip(ORIENT_BACK, MARCUS_WIDTH * 1, 0, MARCUS_WIDTH, MARCUS_HEIGHT);
     player.setClip(ORIENT_RIGHT, MARCUS_WIDTH * 2, 0, MARCUS_WIDTH, MARCUS_HEIGHT);
     player.setClip(ORIENT_LEFT, MARCUS_WIDTH * 3, 0, MARCUS_WIDTH, MARCUS_HEIGHT);
+
+    // Read the map file (all level/player init should be done here, not above)
+    loadMap(levelNo);
 }
 
 void Level::move() {
@@ -74,4 +78,51 @@ void Level::draw(Screen *screen) {
     screen->blit(0, 0, background);
 
     screen->blit(player.getX(), player.getY(), player.image, player.getClip());
+
+    // Draw each platform...
+    for (int i = 0; i < numPlatforms; i++) {
+        // ...if it is visible
+        if (platform[i].getX() + TILE_SIZE >= 0 && platform[i].getX() <= SCREEN_WIDTH) {
+            screen->blit(platform[i].getX(), platform[i].getY(),
+                         platform[0].image, platform[i].getClip());
+        }
+    }
 }
+
+void Level::loadMap(int LevelNo) {
+    numPlatforms = 0;
+    // TODO: Let each Platform have a reference a single tiles image
+    platform[0].setImage("tiles.png");
+
+    // Open map file
+    std::ifstream map("level01.map");
+
+    if (!map)
+        std::cout << "map is NULL.\n";
+
+    // Read each tile...
+    for (int i = 0; i < MAP_X * MAP_Y; i++) {
+        int type = -1;
+
+        map >> type;
+
+        if (map.fail()) {
+            std::cout << "map.fail().\n";
+        }
+
+        // ...and register it as a platform if it's a platform
+        if (type == 1 || type == 2) {
+            // Set x/y-coordinates
+            platform[numPlatforms].setX((i % MAP_X) * TILE_SIZE);
+            platform[numPlatforms].setY((i / MAP_X) * TILE_SIZE);
+
+            // Set the correct sprite sheet clip
+            platform[numPlatforms].setClip(0, TILE_SIZE * (type - 1), 0, TILE_SIZE, TILE_SIZE);
+
+            numPlatforms++;
+        }
+    }
+
+    // Close map file
+    map.close();
+}
\ No newline at end of file
diff --git a/Level.h b/Level.h
index c65eab9..774164e 100644
--- a/Level.h
+++ b/Level.h
@@ -3,6 +3,7 @@
 
 #include "Player.h"
 #include "Screen.h"
+#include "Platform.h"
 
 class Level {
     public:
@@ -23,6 +24,13 @@ class Level {
     private:
         // Background image
         SDL_Surface *background;
+
+        // Map platforms
+        int numPlatforms;
+        Platform platform[576];
+
+        // Reads in the map file
+        void loadMap(int levelNo);
 };
 
 #endif
diff --git a/Sprite.h b/Sprite.h
index d745376..72a5270 100644
--- a/Sprite.h
+++ b/Sprite.h
@@ -22,6 +22,7 @@ class Sprite {
 
         // Load in this sprite's image
         bool setImage(std::string path);
+        // TODO: Add method that can set reference to an already loaded image
         // This sprite's image
         SDL_Surface *image;
 
@@ -37,7 +38,7 @@ class Sprite {
         bool isVisible;
 
         // Sprite clip
-        SDL_Rect clip[4];
+        SDL_Rect clip[5];
         // Clip number
         int clipNo;
 };
diff --git a/intensemarcus.h b/intensemarcus.h
index 8a4dd5a..01d7268 100644
--- a/intensemarcus.h
+++ b/intensemarcus.h
@@ -17,6 +17,9 @@ const int ORIENT_RIGHT = 2;
 const int ORIENT_LEFT = 3;
 const int GRAVITY = 3;
 const int JUMP_STRENGTH = 40;
+const int MAP_X = 48;
+const int MAP_Y = 12;
+const int TILE_SIZE = 50;
 
 SDL_Surface *loadImage(std::string filename);
 
diff --git a/tiles.png b/tiles.png
new file mode 100644
index 0000000..a9175b7
Binary files /dev/null and b/tiles.png differ
-- 
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