Initial commit

engines/ultima/nuvie/files/nuvie_bmp_file.h

@@ -0,0 +1,97 @@
+/* ScummVM - Graphic Adventure Engine
+ *
+ * ScummVM is the legal property of its developers, whose names
+ * are too numerous to list here. Please refer to the COPYRIGHT
+ * file distributed with this source distribution.
+ *
+ * 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 3 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, see <http://www.gnu.org/licenses/>.
+ *
+ */
+
+#ifndef NUVIE_FILES_NUVIE_BMP_FILE_H
+#define NUVIE_FILES_NUVIE_BMP_FILE_H
+
+#include "ultima/shared/std/string.h"
+
+#include "ultima/nuvie/files/nuvie_io_file.h"
+#include "ultima/nuvie/core/tile_manager.h"
+
+namespace Ultima {
+namespace Nuvie {
+
+class NuvieBmpFile {
+private:
+	unsigned char *data;
+	uint32 palette[256];
+	sint32 prev_width;
+	sint32 prev_height;
+	uint16 prev_bits;
+	uint32 bmp_line_width;
+
+	struct {
+		uint16 type;                    /* Magic identifier            */
+		uint32 size;                    /* File size in bytes          */
+		uint16 reserved1, reserved2;
+		uint32 offset;                  /* Offset to image data, bytes */
+	} header;
+
+#define NUVIEBMP_HEADER_SIZE 14
+
+	struct {
+		uint32 size;                    /* Header size in bytes      */
+		sint32 width, height;           /* Width and height of image */
+		uint16 planes;                  /* Number of colour planes   */
+		uint16 bits;                    /* Bits per pixel            */
+		uint32 compression;             /* Compression type          */
+		uint32 imagesize;               /* Image size in bytes       */
+		sint32 xresolution, yresolution; /* Pixels per meter          */
+		uint32 ncolours;                /* Number of colours         */
+		uint32 importantcolours;        /* Important colours         */
+	} infoHeader;
+
+#define NUVIEBMP_INFOHEADER_SIZE 40
+
+public:
+
+	NuvieBmpFile();
+	~NuvieBmpFile();
+
+	bool initNewBlankImage(sint32 width, sint32 height, const unsigned char *palette);
+
+	bool load(const Common::Path &filename);
+	bool save(const Common::Path &filename);
+
+	uint16 getWidth() const {
+		return (uint16)infoHeader.width;
+	}
+	uint16 getHeight() const {
+		return (uint16)infoHeader.height;
+	}
+
+
+	Tile *getTile();
+	unsigned char *getRawIndexedData();
+	unsigned char *getRawIndexedDataCopy();
+	Graphics::ManagedSurface *getSdlSurface32();
+	Graphics::ManagedSurface *getSdlSurface32(const Common::Path &filename);
+
+private:
+	bool handleError(Std::string error);
+	void write8BitData(NuvieIOFileWrite *file);
+};
+
+} // End of namespace Nuvie
+} // End of namespace Ultima
+
+#endif