int main(int argc, char *argv[]) { caca_canvas_t *cv; caca_display_t *dp; caca_font_t *f; caca_dither_t *d; uint8_t *buf; unsigned int w, h; char const * const * fonts; /* Create a canvas */ cv = caca_create_canvas(8, 2); if(cv == NULL) { printf("Can't create canvas\n"); return -1; } /* Draw stuff on our canvas */ caca_set_color_ansi(cv, CACA_WHITE, CACA_BLACK); caca_put_str(cv, 0, 0, "ABcde"); caca_set_color_ansi(cv, CACA_LIGHTRED, CACA_BLACK); caca_put_str(cv, 5, 0, "\\o/"); caca_set_color_ansi(cv, CACA_WHITE, CACA_BLUE); caca_put_str(cv, 0, 1, "&$âøÿØ?!"); /* Load a libcaca internal font */ fonts = caca_get_font_list(); if(fonts[0] == NULL) { fprintf(stderr, "error: libcaca was compiled without any fonts\n"); return -1; } f = caca_load_font(fonts[0], 0); if(f == NULL) { fprintf(stderr, "error: could not load font \"%s\"\n", fonts[0]); return -1; } /* Create our bitmap buffer (32-bit ARGB) */ w = caca_get_canvas_width(cv) * caca_get_font_width(f); h = caca_get_canvas_height(cv) * caca_get_font_height(f); buf = malloc(4 * w * h); /* Render the canvas onto our image buffer */ caca_render_canvas(cv, f, buf, w, h, 4 * w); /* Just for fun, render the image using libcaca */ caca_set_canvas_size(cv, 80, 32); dp = caca_create_display(cv); { #if defined(HAVE_ENDIAN_H) if(__BYTE_ORDER == __BIG_ENDIAN) #else /* This is compile-time optimised with at least -O1 or -Os */ uint32_t const tmp = 0x12345678; if(*(uint8_t const *)&tmp == 0x12) #endif d = caca_create_dither(32, w, h, 4 * w, 0xff0000, 0xff00, 0xff, 0xff000000); else d = caca_create_dither(32, w, h, 4 * w, 0xff00, 0xff0000, 0xff000000, 0xff); } caca_dither_bitmap(cv, 0, 0, caca_get_canvas_width(cv), caca_get_canvas_height(cv), d, buf); caca_refresh_display(dp); caca_get_event(dp, CACA_EVENT_KEY_PRESS, NULL, -1); /* Free everything */ caca_free_display(dp); free(buf); caca_free_dither(d); caca_free_font(f); caca_free_canvas(cv); return 0; }
JNIEXPORT jint JNICALL Java_org_zoy_caca_Font_getFontHeight(JNIEnv *env, jclass cls, jlong ptr) { return caca_get_font_height(ptr); }
static VALUE get_font_height(VALUE self) { return UINT2NUM(caca_get_font_height(_SELF)); }
static void _increment_frame (lw6sys_context_t * sys_context, _mod_caca_context_t * caca_context, caca_font_t * fo, caca_dither_t * di, uint8_t * buff) { int wc, hc; static caca_font_t *f = NULL; static caca_dither_t *d = NULL; static uint8_t *buf = NULL; if (fo != NULL) f = fo; if (di != NULL) d = di; if (buff != NULL) buf = buff; hc = caca_get_canvas_height (caca_context->canvas); wc = caca_get_canvas_width (caca_context->canvas); _plasma (sys_context, UPDATE, caca_context->canvas); _plasma (sys_context, RENDER, caca_context->canvas); caca_set_color_ansi (caca_context->canvas, CACA_WHITE, CACA_BLACK); caca_dither_bitmap (caca_context->canvas, (wc - (10 * caca_get_font_width (f))) / 2, (hc - caca_get_font_height (f)) / 2, wc, hc, d, buf); caca_put_str (caca_context->canvas, wc - 8, 0, "mod-caca"); caca_put_str (caca_context->canvas, 0, 0, "PFA Epitech 2012-2013"); caca_put_str (caca_context->canvas, (wc - 41) / 2, hc - 1, "by france_a, clavel_r, lemonn_k, vougie_c"); caca_refresh_display (caca_context->display); frame++; }