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engines/stark/gfx/texture.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 STARK_GFX_TEXTURE_H
+#define STARK_GFX_TEXTURE_H
+
+#include "common/hash-str.h"
+
+namespace Graphics {
+	struct Surface;
+}
+
+namespace Stark {
+namespace Gfx {
+
+/**
+ * An abstract texture
+ */
+class Texture {
+public:
+	Texture() {}
+	virtual ~Texture() {}
+
+	/** Make the texture active */
+	virtual void bind() const = 0;
+
+	/**
+	 * Define the total number of levels of details
+	 *
+	 * Must be called before adding levels
+	 */
+	virtual void setLevelCount(uint32 count) = 0;
+
+	/**
+	 * Add a detail level to the texture
+	 */
+	virtual void addLevel(uint32 level, const Graphics::Surface *surface, const byte *palette = nullptr) = 0;
+};
+
+/**
+ * A collection of textures referenced by their names
+ */
+class TextureSet {
+public:
+	TextureSet();
+	~TextureSet();
+
+	/**
+	 * Add a texture to the set
+	 */
+	void addTexture(const Common::String &name, Texture *texture);
+
+	/**
+	 * Retrieve a texture from the set
+	 */
+	const Texture *getTexture(const Common::String &name) const;
+
+private:
+	typedef Common::HashMap<Common::String, Texture *, Common::IgnoreCase_Hash, Common::IgnoreCase_EqualTo> TextureMap;
+
+	TextureMap _texMap;
+};
+
+} // End of namespace Gfx
+} // End of namespace Stark
+
+#endif // STARK_GFX_TEXTURE_H