Import all sources from perforce.

src/nvimage/Image.h

@@ -0,0 +1,77 @@
+// This code is in the public domain -- castanyo@yahoo.es
+
+#ifndef NV_IMAGE_IMAGE_H
+#define NV_IMAGE_IMAGE_H
+
+#include <nvcore/Debug.h>
+#include <nvimage/nvimage.h>
+
+namespace nv
+{
+	class Color32;
+	
+	/// 32 bit RGBA image.
+	class Image
+	{
+	public:
+		
+		enum Format 
+		{
+			Format_RGB,
+			Format_ARGB,
+		};
+		
+		NVIMAGE_API Image();
+		NVIMAGE_API ~Image();
+		
+		NVIMAGE_API void allocate(uint w, uint h);
+		NVIMAGE_API bool load(const char * name);
+		
+		NVIMAGE_API void wrap(void * data, uint w, uint h);
+		NVIMAGE_API void unwrap();
+		
+		NVIMAGE_API uint width() const;
+		NVIMAGE_API uint height() const;
+		
+		NVIMAGE_API const Color32 * scanline(uint h) const;
+		NVIMAGE_API Color32 * scanline(uint h);
+		
+		NVIMAGE_API const Color32 * pixels() const;
+		NVIMAGE_API Color32 * pixels();
+		
+		NVIMAGE_API const Color32 & pixel(uint idx) const;
+		NVIMAGE_API Color32 & pixel(uint idx);
+		
+		const Color32 & pixel(uint x, uint y) const;
+		Color32 & pixel(uint x, uint y);
+		
+		NVIMAGE_API Format format() const;
+		NVIMAGE_API void setFormat(Format f);
+		
+	private:
+		void free();
+		
+	private:
+		uint m_width;
+		uint m_height;
+		Format m_format;
+		Color32 * m_data;
+	};
+
+
+	inline const Color32 & Image::pixel(uint x, uint y) const
+	{
+		nvDebugCheck(x < width() && y < height());
+		return pixel(y * width() + x);
+	}
+	
+	inline Color32 & Image::pixel(uint x, uint y)
+	{
+		nvDebugCheck(x < width() && y < height());
+		return pixel(y * width() + x);
+	}
+
+} // nv namespace
+
+
+#endif // NV_IMAGE_IMAGE_H