SDLBackend.h

   1 /*
   2  *  SDLBackend.h
   3  *  openc2e
   4  *
   5  *  Created by Alyssa Milburn on Sun Oct 24 2004.
   6  *  Copyright (c) 2004-2006 Alyssa Milburn. All rights reserved.
   7  *
   8  *  This library is free software; you can redistribute it and/or
   9  *  modify it under the terms of the GNU Lesser General Public
  10  *  License as published by the Free Software Foundation; either
  11  *  version 2 of the License, or (at your option) any later version.
  12  *
  13  *  This library is distributed in the hope that it will be useful,
  14  *  but WITHOUT ANY WARRANTY; without even the implied warranty of
  15  *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  16  *  Lesser General Public License for more details.
  17  *
  18  */
  19
  20 #ifndef _SDLBACKEND_H
  21 #define _SDLBACKEND_H
  22
  23 #include "SDL.h"
  24 #include <SDL_net.h>
  25 #include "Backend.h"
  26
  27 class SDLSurface : public Surface {
  28         friend class SDLBackend;
  29
  30 protected:
  31         class SDLBackend *parent;
  32         SDL_Surface *surface;
  33         unsigned int width, height;
  34         SDL_Color palette[256];
  35
  36         SDLSurface(SDLBackend *p) { parent = p; }
  37
  38 public:
  39         void render(shared_ptr<creaturesImage> image, unsigned int frame, int x, int y, bool trans = false, unsigned char transparency = 0, bool mirror = false, bool is_background = false);
  40         void renderLine(int x1, int y1, int x2, int y2, unsigned int colour);
  41         void renderText(int x, int y, std::string text, unsigned int colour, unsigned int bgcolour);
  42         void blitSurface(Surface *src, int x, int y, int w, int h);
  43         unsigned int getWidth() const { return width; }
  44         unsigned int getHeight() const { return height; }
  45         void renderDone();
  46 };
  47
  48 class SDLBackend : public Backend {
  49         friend class SDLSurface;
  50
  51 protected:
  52         bool networkingup;
  53
  54         SDLSurface mainsurface;
  55         TCPsocket listensocket;
  56
  57         struct _TTF_Font *basicfont;
  58
  59         void handleNetworking();
  60         void resizeNotify(int _w, int _h);
  61         int translateKey(int key);
  62
  63         SDL_Surface *getMainSDLSurface() { return mainsurface.surface; }
  64
  65         virtual int idealBpp();
  66
  67 public:
  68         SDLBackend();
  69         void init();
  70         int networkInit();
  71         void shutdown();
  72
  73         void resize(unsigned int w, unsigned int h) { resizeNotify(w, h); }
  74
  75         bool pollEvent(SomeEvent &e);
  76
  77         unsigned int ticks() { return SDL_GetTicks(); }
  78
  79         void handleEvents();
  80
  81         bool selfRender() { return false; }
  82         void requestRender() { }
  83
  84         Surface *getMainSurface() { return &mainsurface; }
  85         Surface *newSurface(unsigned int width, unsigned int height);
  86         void freeSurface(Surface *surf);
  87         unsigned int textWidth(std::string text);
  88
  89         bool keyDown(int key);
  90
  91         void setPalette(uint8 *data);
  92         void delay(int msec);
  93 };
  94
  95 #endif