1 files changed, 53 insertions, 0 deletions
diff --git a/tools/gbagfx/gfx.h b/tools/gbagfx/gfx.h
new file mode 100644
index 000000000..15a3c6a6c
--- /dev/null
+++ b/tools/gbagfx/gfx.h
@@ -0,0 +1,53 @@
+// Copyright (c) 2015 YamaArashi
+
+#ifndef GFX_H
+#define GFX_H
+
+#include <stdint.h>
+#include <stdbool.h>
+
+struct Color {
+	unsigned char red;
+	unsigned char green;
+	unsigned char blue;
+};
+
+struct Palette {
+	struct Color colors[256];
+	int numColors;
+};
+
+struct __attribute__((packed)) Tile {
+	unsigned short index:10;
+	unsigned short xflip:1;
+	unsigned short yflip:1;
+	unsigned short palno:4;
+};
+
+struct Tilemap {
+	struct Tile *data;
+	int numTiles;
+};
+
+struct Image {
+	int width;
+	int height;
+	int bitDepth;
+	unsigned char *pixels;
+	bool hasPalette;
+	struct Palette palette;
+	bool hasTransparency;
+	struct Tilemap tileMap;
+	bool hasTilemap;
+
+};
+
+void ReadImage(char *path, int tilesWidth, int bitDepth, int metatileWidth, int metatileHeight, struct Image *image, bool invertColors);
+void WriteImage(char *path, int numTiles, int bitDepth, int metatileWidth, int metatileHeight, struct Image *image, bool invertColors);
+void FreeImage(struct Image *image);
+void ReadGbaPalette(char *path, struct Palette *palette);
+void WriteGbaPalette(char *path, struct Palette *palette);
+void ReadGbaTilemap(char *path, struct Tilemap *tileMap);
+void WriteGbaTilemap(char *path, struct Tilemap *tileMap);
+
+#endif // GFX_H