Public Member Functions |
| png (unsigned int w, unsigned int h) |
| Constructor. Creates an empty image.
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| png (const image &that) |
| Copy constructor.
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| png (std::istream &f) |
| Constructor. Load an image from a png file.
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void | save (std::ostream &os, const writer::options &opt=writer::options()) const |
| Save the image.
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| image () |
| Constructor. Creates an image without datas.
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| image (unsigned int w, unsigned int h) |
| Constructor. Creates an empty image.
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| image (std::istream &f) |
| Constructor. Reads an image from an input stream.
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void | swap (image &that) |
| Swap the content of two images.
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unsigned int | width () const |
| Gets image's width.
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unsigned int | height () const |
| Gets image's height.
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scanline & | operator[] (unsigned int i) |
| Gets a line of the image.
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const scanline & | operator[] (unsigned int i) const |
| Gets a line of the image.
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iterator | begin () |
| Get an iterator pointing on the first pixel.
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iterator | end () |
| Get an iterator pointing just past the last pixel.
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const_iterator | begin () const |
| Get an iterator pointing on the first pixel.
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const_iterator | end () const |
| Get an iterator pointing just past the last pixel.
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void | merge (const image &that) |
| Merge an image on the current image.
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void | merge (const image &that, const math::coordinate_2d< int > &pos) |
| Merge an image on the current image.
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void | partial_copy (const image &that, const math::coordinate_2d< int > &pos) |
| Copy an image on the current image.
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void | flip () |
| Set the image upside down.
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void | fill (const math::rectangle< int > r, const pixel_type &c) |
| Fill an area of the image with a given color.
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void | set_size (unsigned int w, unsigned int h) |
| Set a new size to the image.
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void | load (std::istream &f) |
| Read the image from a stream.
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A class for png pictures.
- Author
- Julien Jorge
Definition at line 48 of file png.hpp.