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// Copyright 2005 by Anthony Liekens anthony@liekens.net
#include "fonts.h"
#include "canvas.h"
using namespace std;
Font::Font( char* fileName, int size ) {
std::string s = PKG_DATA_DIR;
s += fileName;
if (font = TTF_OpenFont (s.c_str(), size)) {
TTF_SetFontStyle( font, TTF_STYLE_NORMAL );
return;
}
s = "data";
#ifdef WINDOWS
s += "\\";
#else
s += "/";
#endif
s += fileName;
if (font = TTF_OpenFont (s.c_str(), size)) {
TTF_SetFontStyle( font, TTF_STYLE_NORMAL );
return;
}
cerr << "Could not load " << size << "pt font " << fileName << " from the following directories: " << endl
<< PKG_DATA_DIR << endl
<< "data" << endl;
exit( 1 );
}
void
Font::render( SDL_Surface* screen, int x, int y, const char* text, Uint8 r, Uint8 g, Uint8 b, Uint8 a ) {
SDL_Color color = { r, g, b, a };
SDL_Surface* textSurface = TTF_RenderText_Blended( font, text, color );
if ( textSurface != NULL ) {
SDL_Rect dstrect;
dstrect.x = x;
dstrect.y = y;
dstrect.w = textSurface->w;
dstrect.h = textSurface->h;
Canvas::alphaBlend( textSurface, a );
SDL_BlitSurface( textSurface, NULL, screen, &dstrect );
SDL_FreeSurface( textSurface );
}
}
void
Font::renderCenterJustified( SDL_Surface* screen, int x, int y, const char* text, Uint8 r, Uint8 g, Uint8 b, Uint8 a ) {
SDL_Color color = { r, g, b, 0 };
SDL_Surface* textSurface = TTF_RenderText_Blended( font, text, color );
if ( textSurface != NULL ) {
SDL_Rect dstrect;
dstrect.x = x - textSurface->w / 2;
dstrect.y = y - textSurface->h / 2;
dstrect.w = textSurface->w;
dstrect.h = textSurface->h;
Canvas::alphaBlend( textSurface, a );
SDL_BlitSurface( textSurface, NULL, screen, &dstrect );
SDL_FreeSurface( textSurface );
}
}
void
Font::renderRightJustified( SDL_Surface* screen, int x, int y, const char* text, Uint8 r, Uint8 g, Uint8 b, Uint8 a ) {
SDL_Color color = { r, g, b, 0 };
SDL_Surface* textSurface = TTF_RenderText_Blended( font, text, color );
if ( textSurface != NULL ) {
SDL_Rect dstrect;
dstrect.x = x - textSurface->w;
dstrect.y = y;
dstrect.w = textSurface->w;
dstrect.h = textSurface->h;
Canvas::alphaBlend( textSurface, a );
SDL_BlitSurface( textSurface, NULL, screen, &dstrect );
SDL_FreeSurface( textSurface );
}
}
int
Font::getHeight() {
return TTF_FontHeight( font );
}
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