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engines/ags/engine/gfx/ddb.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/>.
+ *
+ */
+
+//=============================================================================
+//
+// Driver-dependant bitmap interface.
+//
+// This interface describes an individual sprite object. The actual texture
+// data (pixel data) may be shared among multiple DDBs, while DDB define
+// additional settings telling how to present the texture: transform, colorize,
+// and so on.
+//=============================================================================
+
+#ifndef AGS_ENGINE_GFX_DDB_H
+#define AGS_ENGINE_GFX_DDB_H
+
+namespace AGS3 {
+namespace AGS {
+namespace Engine {
+
+class IDriverDependantBitmap {
+public:
+	// Get an arbitrary sprite ID, returns UINT32_MAX if does not have one
+	virtual uint32_t GetRefID() const = 0;
+
+	virtual int  GetAlpha() const = 0;
+	virtual void SetAlpha(int alpha) = 0;  // 0-255
+	virtual void SetFlippedLeftRight(bool isFlipped) = 0;
+	virtual void SetStretch(int width, int height, bool useResampler = true) = 0;
+	virtual void SetLightLevel(int light_level) = 0;   // 0-255
+	virtual void SetTint(int red, int green, int blue, int tintSaturation) = 0;  // 0-255
+
+	virtual int GetWidth() const = 0;
+	virtual int GetHeight() const = 0;
+	virtual int GetColorDepth() const = 0;
+	virtual bool MatchesFormat(AGS::Shared::Bitmap *other) const = 0;
+
+protected:
+	IDriverDependantBitmap() {}
+	virtual ~IDriverDependantBitmap() {}
+};
+
+} // namespace Engine
+} // namespace AGS
+} // namespace AGS3
+
+#endif