2 Copyright (C) 2004 Parallel Realities
4 This program is free software; you can redistribute it and/or
5 modify it under the terms of the GNU General Public License
6 as published by the Free Software Foundation; either version 2
7 of the License, or (at your option) any later version.
9 This program is distributed in the hope that it will be useful,
10 but WITHOUT ANY WARRANTY; without even the implied warranty of
11 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
13 See the GNU General Public License for more details.
15 You should have received a copy of the GNU General Public License
16 along with this program; if not, write to the Free Software
17 Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
28 SDL_Color fontForeground, fontBackground;
42 char chatString[1024];
44 SDL_Surface *fadeBlack;
45 SDL_Surface *infoMessage;
49 bool takeRandomScreenShots;
51 SDL_Surface *screen, *background;
52 SDL_Surface *tile[MAX_TILES];
56 int red, yellow, green, darkGreen, skyBlue, blue, cyan, white, lightGrey, grey, darkGrey, black;
61 void registerEngine(Engine *engine);
63 Sprite *getSpriteHead();
64 void setTransparent(SDL_Surface *sprite);
67 void RGBtoHSV(float r, float g, float b, float *h, float *s, float *v);
68 void HSVtoRGB(float *r, float *g, float *b, float h, float s, float v);
69 SDL_Surface *loadImage(const char *filename);
70 SDL_Surface *loadImage(const char *filename, int hue, int sat, int value);
71 SDL_Surface *quickSprite(const char *name, SDL_Surface *image);
72 void fade(int amount);
74 void loadMapTiles(const char *baseDir);
75 void loadFont(int i, const char *filename, int pixelSize);
76 Sprite *addSprite(const char *name);
77 Sprite *getSprite(const char *name, bool required);
78 void animateSprites();
82 int getLavaAnim(int current);
83 void loadBackground(const char *filename);
84 void putPixel(int x, int y, Uint32 pixel, SDL_Surface *dest);
85 Uint32 getPixel(SDL_Surface *surface, int x, int y);
86 void drawLine(float startX, float startY, float endX, float endY, int color, SDL_Surface *dest);
87 void blit(SDL_Surface *image, int x, int y, SDL_Surface *dest, bool centered);
88 void drawBackground();
89 void drawBackground(SDL_Rect *r);
90 void drawRect(int x, int y, int w, int h, int color, SDL_Surface *dest);
91 void drawRect(int x, int y, int w, int h, int color, int borderColor, SDL_Surface *dest);
92 void setFontColor(int red, int green, int blue, int red2, int green2, int blue2);
93 void setFontSize(int size);
94 SDL_Surface *getString(const char *in, bool transparent);
95 void drawString(const char *in, int x, int y, int alignment, SDL_Surface *dest);
96 void clearChatString();
97 void createChatString(const char *in);
98 void drawChatString(SDL_Surface *surface, int y);
99 void drawWidgetRect(int x, int y, int w, int h);
100 SDL_Surface *createSurface(int width, int height);
101 SDL_Surface *alphaRect(int width, int height, Uint8 red, Uint8 green, Uint8 blue);
102 void colorize(SDL_Surface *image, int red, int green, int blue);
103 void lock(SDL_Surface *surface);
104 void unlock(SDL_Surface *surface);
106 void showLoading(int amount, int max);
107 void showErrorAndExit(const char *error, const char *param);
108 void showLicenseErrorAndExit();
109 void showRootWarning();