#ifdef HAVE_CONFIG_H #include "config.h" #endif /* HAVE_CONFIG_H */ #include #include "gd.h" #define FALSE 0 #define TRUE (!FALSE) int main(void) { #ifdef HAVE_LIBFREETYPE FILE *out; int transparent, green, black; gdImagePtr im; im = gdImageCreateTrueColor(100,100); black = gdImageColorResolveAlpha(im, 0, 0, 0, gdAlphaOpaque); green = gdImageColorResolveAlpha(im, 0, gdGreenMax, 0, gdAlphaOpaque); transparent = gdImageColorResolveAlpha(im, gdRedMax-1, gdGreenMax, gdBlueMax, gdAlphaTransparent); gdImageColorTransparent(im, transparent); /* Blending must be off to lay a transparent basecolor. Nothing to blend with anyway. */ gdImageAlphaBlending(im, FALSE); gdImageFill (im, im->sx/2, im->sy/2, transparent); /* Blend everything else together, especially fonts over non-transparent backgrounds */ gdImageAlphaBlending(im, TRUE); gdImageFilledRectangle (im, 30, 30, 70, 70, green); gdImageStringFT (im, NULL, black, "Times", 18, 0, 50, 50, "Hello"); gdImageSaveAlpha (im, TRUE); #ifdef HAVE_LIBPNG out = fopen ("testtr.png", "wb"); gdImagePng (im, out); fclose (out); #else fprintf(stderr, "Compiled without libpng support\n"); #endif /* HAVE_LIBPNG */ gdImageDestroy (im); return 0; #else fprintf(stderr, "Compiled without freetype support\n"); return 0; #endif /* HAVE_LIBFREETYPE */ }