From 7146f71ae93f9ba6c56454331440ae6f962cba96 Mon Sep 17 00:00:00 2001
From: Steve <stephenjsweeney@battleforthesolarsystem.com>
Date: Wed, 24 Jan 2018 08:43:08 +0000
Subject: [PATCH] Atlas.

---
 common.mk          |  1 +
 src/structs.h      |  7 +++++
 src/system/atlas.c | 78 ++++++++++++++++++++++++++++++++++++++++++++++
 src/system/atlas.h | 22 +++++++++++++
 4 files changed, 108 insertions(+)
 create mode 100644 src/system/atlas.c
 create mode 100644 src/system/atlas.h

diff --git a/common.mk b/common.mk
index b1cceb2..ee22f89 100644
--- a/common.mk
+++ b/common.mk
@@ -8,6 +8,7 @@ vpath %.h $(SEARCHPATH)
 
 DEPS += defs.h structs.h
 
+OBJS += atlas.o
 OBJS += camera.o combat.o
 OBJS += draw.o
 OBJS += effects.o entities.o explosions.o
diff --git a/src/structs.h b/src/structs.h
index 4157c75..6e70c57 100644
--- a/src/structs.h
+++ b/src/structs.h
@@ -30,6 +30,7 @@ typedef struct Sprite Sprite;
 typedef struct Tuple Tuple;
 typedef struct HubMission HubMission;
 typedef struct Widget Widget;
+typedef struct Atlas Atlas;
 
 typedef struct {
 	int debug;
@@ -313,3 +314,9 @@ struct Widget {
 	int clicked;
 	Widget *next;
 };
+
+struct Atlas {
+	char filename[MAX_FILENAME_LENGTH];
+	SDL_Rect rect;
+	Atlas *next;
+};
diff --git a/src/system/atlas.c b/src/system/atlas.c
new file mode 100644
index 0000000..a8e89a4
--- /dev/null
+++ b/src/system/atlas.c
@@ -0,0 +1,78 @@
+/*
+Copyright (C) 2018 Parallel Realities
+
+This program is free software; you can redistribute it and/or
+modify it under the terms of the GNU General Public License
+as published by the Free Software Foundation; either version 2
+of the License, or (at your option) any later version.
+
+This program is distributed in the hope that it will be useful,
+but WITHOUT ANY WARRANTY; without even the implied warranty of
+MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
+
+See the GNU General Public License for more details.
+
+You should have received a copy of the GNU General Public License
+along with this program; if not, write to the Free Software
+Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA  02111-1307, USA.
+
+*/
+
+#include "atlas.h"
+
+static void loadAtlasTexture(void);
+static void loadAtlasData(void);
+
+static Atlas atlasHead;
+static Atlas *atlasTail;
+/*
+static Texture atlasTexture;
+static int atlasSize;
+*/
+
+void initAtlas(void)
+{
+	memset(&atlasHead, 0, sizeof(Atlas));
+	atlasTail = &atlasHead;
+	
+	loadAtlasTexture();
+
+	loadAtlasData();
+}
+
+Atlas *getImageFromAtlas(char *filename)
+{
+	Atlas *a;
+	
+	for (a = atlasHead.next ; a != NULL ; a = a->next)
+	{
+		if (strcmp(a->filename, filename) == 0)
+		{
+			return a;
+		}
+	}
+	
+	SDL_LogMessage(SDL_LOG_CATEGORY_APPLICATION, SDL_LOG_PRIORITY_ERROR, "No such atlas image '%s'", filename);
+	exit(1);
+}
+
+static void loadAtlasTexture(void)
+{
+	
+}
+
+static void loadAtlasData(void)
+{
+	
+}
+
+void loadImageData(cJSON *root)
+{
+	
+}
+
+void createRectangle(char *filename, int x, int y, int w, int h)
+{
+	
+}
+
diff --git a/src/system/atlas.h b/src/system/atlas.h
new file mode 100644
index 0000000..ce513f6
--- /dev/null
+++ b/src/system/atlas.h
@@ -0,0 +1,22 @@
+/*
+Copyright (C) 2018 Parallel Realities
+
+This program is free software; you can redistribute it and/or
+modify it under the terms of the GNU General Public License
+as published by the Free Software Foundation; either version 2
+of the License, or (at your option) any later version.
+
+This program is distributed in the hope that it will be useful,
+but WITHOUT ANY WARRANTY; without even the implied warranty of
+MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
+
+See the GNU General Public License for more details.
+
+You should have received a copy of the GNU General Public License
+along with this program; if not, write to the Free Software
+Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA  02111-1307, USA.
+
+*/
+
+#include "../common.h"
+#include "../json/cJSON.h"