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