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engines/bagel/boflib/palette.h

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+
+/* 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 BAGEL_BOFLIB_GFX_PALETTE_H
+#define BAGEL_BOFLIB_GFX_PALETTE_H
+
+#include "graphics/palette.h"
+#include "bagel/afxwin.h"
+#include "bagel/boflib/error.h"
+#include "bagel/boflib/object.h"
+#include "bagel/boflib/stdinc.h"
+
+namespace Bagel {
+namespace SpaceBar {
+
+struct PaletteData {
+	byte _data[Graphics::PALETTE_SIZE];
+	int16 _numColors;
+	PaletteData(int16 numColors = Graphics::PALETTE_COUNT);
+};
+
+struct PALETTEENTRY {
+	byte peRed;
+	byte peGreen;
+	byte peBlue;
+	byte peFlags;
+};
+struct LOGPALETTE {
+	int16 palNumEntries;
+	int16 palVersion;
+	PALETTEENTRY palPalEntry[1];
+};
+
+struct BOFRGBQUAD {
+	byte rgbBlue;
+	byte rgbGreen;
+	byte rgbRed;
+	byte rgbReserved;
+};
+
+#define GetRed(rgb) ((byte)((rgb) & 0x000000FF))
+#define GetGreen(rgb) ((byte)(((rgb) >> 8) & 0x000000FF))
+#define GetBlue(rgb) ((byte)(((rgb) >> 16) & 0x000000FF))
+
+class CBofPalette : public CBofError, public CBofObject {
+protected:
+	PaletteData _palette;
+
+	static CBofPalette *_pSharedPalette;
+	static char _szSharedPalFile[MAX_FNAME];
+
+	/**
+	 * Deletes internal palette info
+	 */
+	void ReleasePalette();
+
+public:
+	/**
+	 * Default constructor
+	 */
+	CBofPalette();
+
+	/**
+	 * Constructor that loads a palette from a file
+	 * @param pszFileName       filename
+	 */
+	CBofPalette(const char *pszFileName);
+
+	/**
+	 * Constructor that takes in an existing palette
+	 */
+	CBofPalette(const PaletteData &paletteData);
+
+	/**
+	 * Loads palette from specified bitmap-file
+	 * @param pszFileName   Name of file to load palette from
+	 * @param nFlags        Flags for animation, etc...
+	 * @return              Error return Code
+	 */
+	ErrorCode loadPalette(const char *pszFileName, uint16 nFlags = PAL_DEFAULT);
+
+	ErrorCode createDefault(uint16 nFlags = PAL_DEFAULT);
+
+	byte getNearestIndex(COLORREF cColor);
+
+	COLORREF getColor(byte nIndex);
+
+	/**
+	 * Assigns specified palette to this CBofPalette
+	 * @param PaletteData      Handle to windows palette
+	 */
+	void setPalette(const PaletteData &PaletteData);
+
+	const PaletteData &getPalette() const {
+		return _palette;
+	}
+
+	const byte *getData() const {
+		return _palette._data;
+	}
+
+	void setData(const byte* colors) {
+		memcpy(_palette._data, colors, Graphics::PALETTE_SIZE);
+	}
+
+	virtual ~CBofPalette();
+
+	/**
+	 * Create a new palette based on current palette
+	 */
+	CBofPalette *copyPalette();
+
+	/**
+	 * initialize static class fields
+	 */
+	static void initialize();
+
+	/**
+	 * Called only in response to "SHAREDPAL=filename" in a script file
+	 * @param pszFileName       Palette filename
+	 */
+	static ErrorCode setSharedPalette(const char *pszFileName);
+
+	/**
+	 * Returns the current shared palette
+	 * @return      Pointer to shared palette
+	 */
+	static CBofPalette *getSharedPalette();
+};
+
+} // namespace SpaceBar
+} // namespace Bagel
+
+#endif