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csanim2d.h

00001 /*
00002     Copyright (C) 2000 by Jorrit Tyberghein
00003     Copyright (C) 2001 by W.C.A. Wijngaards
00004 
00005     This library is free software; you can redistribute it and/or
00006     modify it under the terms of the GNU Library General Public
00007     License as published by the Free Software Foundation; either
00008     version 2 of the License, or (at your option) any later version.
00009 
00010     This library is distributed in the hope that it will be useful,
00011     but WITHOUT ANY WARRANTY; without even the implied warranty of
00012     MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
00013     Library General Public License for more details.
00014 
00015     You should have received a copy of the GNU Library General Public
00016     License along with this library; if not, write to the Free
00017     Software Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
00018 */
00019 
00020 #ifndef __CS_CSANIM2D_H__
00021 #define __CS_CSANIM2D_H__
00022 
00023 #include "csextern.h"
00024 
00025 #include "cstool/cspixmap.h"
00026 #include "csutil/array.h"
00027 #include "csutil/parray.h"
00028 
00029 struct iGraphics3D;
00030 struct iTextureHandle;
00031 
00032 class csPixmap;
00033 class csAnimatedPixmap;
00034 
00036 class CS_CRYSTALSPACE_EXPORT csAnimationTemplate
00037 {
00038 private:
00040   csPDelArray<csPixmap> Frames;
00045   csArray<csTicks> FinishTimes;
00046 
00047 public:
00049   csAnimationTemplate();
00051   ~csAnimationTemplate();
00052 
00054   inline size_t GetFrameCount() const
00055   {return Frames.Length();}
00057   inline csTicks GetLength() const
00058   { 
00059     if (GetFrameCount() == 0)
00060       return 0;
00061     else
00062       return (csTicks)(FinishTimes.Get (GetFrameCount()-1)); 
00063   }
00065   inline void AddFrame(csTicks Delay, csPixmap *s)
00066   {FinishTimes.Push(GetLength() + Delay); Frames.Push (s);}
00068   inline void AddFrame(csTicks Delay, iTextureHandle *Tex)
00069   {AddFrame(Delay, new csSimplePixmap(Tex));}
00071   inline void AddFrame(csTicks Delay, iTextureHandle *Tex, int x, int y,
00072         int w, int h)
00073   {AddFrame(Delay, new csSimplePixmap(Tex, x, y, w, h));}
00074 
00076   inline csPixmap *GetFrame(size_t n) const
00077   {return Frames.Get(n);}
00079   csPixmap *GetFrameByTime(csTicks Time);
00080 
00082   csAnimatedPixmap *CreateInstance();
00083 };
00084 
00085 
00087 class CS_CRYSTALSPACE_EXPORT csAnimatedPixmap : public csPixmap
00088 {
00089 public:
00091   csAnimatedPixmap(csAnimationTemplate *tpl);
00093   virtual ~csAnimatedPixmap();
00094 
00095   // Implementation of csPixmap.
00096   virtual int Width();
00097   virtual int Height();
00098   virtual iTextureHandle *GetTextureHandle();
00099   virtual void DrawScaled (iGraphics3D* g3d, int sx, int sy, int sw, int sh,
00100     uint8 Alpha = 0);
00101   virtual void DrawTiled (iGraphics3D* g3d, int sx, int sy, int sw, int sh,
00102     int orgx, int orgy, uint8 Alpha = 0);
00103   virtual void Advance(csTicks ElapsedTime);
00104 
00105 private:
00106   csAnimationTemplate *Template;
00107   csTicks CurrentTime;
00108   csPixmap *CurrentFrame;
00109 };
00110 
00111 #endif // __CS_CSANIM2D_H__

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