igraphic/image.h
Go to the documentation of this file.00001 /* 00002 Copyright (C) 1998 by Jorrit Tyberghein 00003 00004 This library is free software; you can redistribute it and/or 00005 modify it under the terms of the GNU Library General Public 00006 License as published by the Free Software Foundation; either 00007 version 2 of the License, or (at your option) any later version. 00008 00009 This library is distributed in the hope that it will be useful, 00010 but WITHOUT ANY WARRANTY; without even the implied warranty of 00011 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU 00012 Library General Public License for more details. 00013 00014 You should have received a copy of the GNU Library General Public 00015 License along with this library; if not, write to the Free 00016 Software Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. 00017 */ 00018 00019 #ifndef __CS_IGRAPHIC_IMAGE_H__ 00020 #define __CS_IGRAPHIC_IMAGE_H__ 00021 00031 #include "csutil/scf.h" 00032 00033 /* 00034 * We can request to load image in one of several formats. 00035 * We can request from csImageLoader to load a image in several formats. 00036 * The format we should use depends on what we want to do with the image; 00037 * usually if we're going to use the image as a texture we the format we 00038 * should use is determined by querying the 3D rasterizer for the preferred 00039 * image format. 00040 */ 00041 00043 #define CS_IMGFMT_MASK 0x0000ffff 00044 00045 #define CS_IMGFMT_NONE 0x00000000 00046 00047 #define CS_IMGFMT_TRUECOLOR 0x00000001 00048 00049 #define CS_IMGFMT_PALETTED8 0x00000002 00050 00051 #define CS_IMGFMT_ANY CS_IMGFMT_MASK 00052 00053 #define CS_IMGFMT_ALPHA 0x00010000 00054 00058 #define CS_IMGFMT_INVALID 0x80000000 00059 00060 00061 struct csRGBpixel; 00062 00063 SCF_VERSION (iImage, 1, 0, 3); 00064 00071 struct iImage : public iBase 00072 { 00080 virtual void *GetImageData () = 0; 00082 virtual int GetWidth () = 0; 00084 virtual int GetHeight () = 0; 00086 virtual int GetSize () = 0; 00087 00089 virtual void Rescale (int NewWidth, int NewHeight) = 0; 00090 00101 virtual csPtr<iImage> MipMap (int step, csRGBpixel *transp) = 0; 00102 00104 virtual void SetName (const char *iName) = 0; 00106 virtual const char *GetName () = 0; 00107 00109 virtual int GetFormat () = 0; 00111 virtual csRGBpixel *GetPalette () = 0; 00118 virtual uint8 *GetAlpha () = 0; 00128 virtual void SetFormat (int iFormat) = 0; 00129 00131 virtual csPtr<iImage> Clone () = 0; 00132 00134 virtual csPtr<iImage> Crop (int x, int y, int width, int height) = 0; 00135 00137 virtual void CheckAlpha () = 0; 00138 00140 virtual bool HasKeycolor () = 0; 00141 00143 virtual void GetKeycolor (int &r, int &g, int &b) = 0; 00144 00151 virtual csPtr<iImage> Sharpen (csRGBpixel *transp, int strength) = 0; 00152 00156 virtual int HasMipmaps () = 0; 00157 }; 00158 00161 #endif // __CS_IGRAPHIC_IMAGE_H__
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