int main(int argc, char *argv[])
{
caca_canvas_t *cv;
caca_display_t *dp;
int x, y;
cv = caca_create_canvas(32, 16);
if(cv == NULL)
{
printf("Failed to create canvas\n");
return 1;
}
dp = caca_create_display(cv);
if(dp == NULL)
{
printf("Failed to create display\n");
return 1;
}
for(y = 0; y < 16; y++)
for(x = 0; x < 16; x++)
{
uint16_t bgcolor = 0xff00 | (y << 4) | x;
uint16_t fgcolor = 0xf000 | ((15 - y) << 4) | ((15 - x) << 8);
caca_set_color_argb(cv, fgcolor, bgcolor);
caca_put_str(cv, x * 2, y, "CA");
}
caca_set_color_ansi(cv, CACA_WHITE, CACA_LIGHTBLUE);
caca_put_str(cv, 2, 1, " truecolor libcaca ");
caca_refresh_display(dp);
caca_get_event(dp, CACA_EVENT_KEY_PRESS, NULL, -1);
caca_free_display(dp);
caca_free_canvas(cv);
return 0;
}
void CacaWrapperGui::drawBuffer(Point<int> const &point,
Buffer<unsigned char> const &buffer) {
size_t width = buffer.getWidth();
size_t height = buffer.getHeight();
int nbPixBuff = 0;
uint32_t moyR = 0;
uint32_t moyG = 0;
uint32_t moyB = 0;
uint16_t color;
for (size_t i = 0; i < height; ++i)
{
for (size_t j = 0; j < width; ++j)
{
Color<unsigned char> color = buffer.getPixel(j, i);
moyR += color.getRed() / (255 / 16);
moyB += color.getBlue() / (255 / 16);
moyG += color.getGreen() / (255 / 16);
nbPixBuff++;
}
}
moyR /= nbPixBuff;
moyB /= nbPixBuff;
moyG /= nbPixBuff;
color = 15;
color <<= 4;
color += moyR;
color <<= 4;
color += moyG;
color <<= 4;
color += moyB;
moyG %= 26;
caca_set_color_argb(_cv, color, CACA_BLACK);
caca_put_char(_cv, point.getX() / MAP_TILE, point.getY() / MAP_TILE, moyG + 'A');
}
int main(int argc, char *argv[])
{
caca_canvas_t *cv;
caca_dither_t *dither;
void *buffer;
char *file, *format;
char const * const * exports, * const * p;
size_t len;
int x, y;
exports = caca_get_export_list();
if(argc < 2 || argc > 3)
{
fprintf(stderr, "%s: wrong argument count\n", argv[0]);
fprintf(stderr, "usage: %s [file] <format>\n", argv[0]);
fprintf(stderr, "where <format> is one of:\n");
for(p = exports; *p; p += 2)
fprintf(stderr, " \"%s\" (%s)\n", *p, *(p + 1));
exit(-1);
}
if(argc == 2)
{
file = NULL;
format = argv[1];
}
else
{
file = argv[1];
format = argv[2];
}
for(p = exports; *p; p += 2)
if(!strcasecmp(format, *p))
break;
if(!*p)
{
fprintf(stderr, "%s: unknown format `%s'\n", argv[0], format);
fprintf(stderr, "please use one of:\n");
for(p = exports; *p; p += 2)
fprintf(stderr, " \"%s\" (%s)\n", *p, *(p + 1));
exit(-1);
}
if(file)
{
cv = caca_create_canvas(0, 0);
if(caca_import_canvas_from_file(cv, file, "") < 0)
{
fprintf(stderr, "%s: `%s' has unknown format\n", argv[0], file);
exit(-1);
}
}
else
{
cv = caca_create_canvas(WIDTH, HEIGHT);
for(y = 0; y < 256; y++)
{
for(x = 0; x < 256; x++)
{
uint32_t r = x;
uint32_t g = (255 - y + x) / 2;
uint32_t b = y * (255 - x) / 256;
pixels[y * 256 + x] = (r << 16) | (g << 8) | (b << 0);
}
}
dither = caca_create_dither(32, 256, 256, 4 * 256,
0x00ff0000, 0x0000ff00, 0x000000ff, 0x0);
if(!strcmp(format, "ansi") || !strcmp(format, "utf8"))
caca_set_dither_charset(dither, "shades");
caca_dither_bitmap(cv, 0, 0, caca_get_canvas_width(cv),
caca_get_canvas_height(cv), dither, pixels);
caca_free_dither(dither);
caca_set_color_ansi(cv, CACA_WHITE, CACA_BLACK);
caca_draw_thin_box(cv, 0, 0, WIDTH - 1, HEIGHT - 1);
caca_set_color_ansi(cv, CACA_BLACK, CACA_WHITE);
caca_fill_ellipse(cv, WIDTH / 2, HEIGHT / 2,
WIDTH / 4, HEIGHT / 4, ' ');
caca_set_color_ansi(cv, CACA_LIGHTGRAY, CACA_BLACK);
caca_put_str(cv, WIDTH / 2 - 12, HEIGHT / 2 - 6,
" lightgray on black ");
caca_set_color_ansi(cv, CACA_DEFAULT, CACA_TRANSPARENT);
caca_put_str(cv, WIDTH / 2 - 12, HEIGHT / 2 - 5,
" default on transparent ");
caca_set_color_ansi(cv, CACA_BLACK, CACA_WHITE);
caca_put_str(cv, WIDTH / 2 - 12, HEIGHT / 2 - 4,
" black on white ");
caca_set_color_ansi(cv, CACA_BLACK, CACA_WHITE);
caca_put_str(cv, WIDTH / 2 - 8, HEIGHT / 2 - 3, "[<><><><> <>--<>]");
caca_put_str(cv, WIDTH / 2 - 8, HEIGHT / 2 - 2, "[ドラゴン ボーレ]");
caca_put_str(cv, WIDTH / 2 - 7, HEIGHT / 2 + 2, "äβç ░▒▓█▓▒░ ΔЗҒ");
caca_put_str(cv, WIDTH / 2 - 5, HEIGHT / 2 + 4, "(\") \\o/ <&>");
caca_set_attr(cv, CACA_BOLD);
caca_put_str(cv, WIDTH / 2 - 16, HEIGHT / 2 + 3, "Bold");
caca_set_attr(cv, CACA_BLINK);
caca_put_str(cv, WIDTH / 2 - 9, HEIGHT / 2 + 3, "Blink");
caca_set_attr(cv, CACA_ITALICS);
caca_put_str(cv, WIDTH / 2 - 1, HEIGHT / 2 + 3, "Italics");
caca_set_attr(cv, CACA_UNDERLINE);
caca_put_str(cv, WIDTH / 2 + 8, HEIGHT / 2 + 3, "Underline");
caca_set_attr(cv, 0);
caca_set_color_ansi(cv, CACA_WHITE, CACA_LIGHTBLUE);
caca_put_str(cv, WIDTH / 2 - 7, HEIGHT / 2, " LIBCACA ");
for(x = 0; x < 16; x++)
{
caca_set_color_argb(cv, 0xff00 | x, 0xf00f | (x << 4));
caca_put_char(cv, WIDTH / 2 - 7 + x, HEIGHT / 2 + 6, '#');
}
}
buffer = caca_export_canvas_to_memory(cv, format, &len);
fwrite(buffer, len, 1, stdout);
free(buffer);
caca_free_canvas(cv);
return 0;
}
int cucul_set_truecolor(cucul_canvas_t *cv, unsigned int fg, unsigned int bg)
{
return caca_set_color_argb(cv, fg, bg);
}
JNIEXPORT void JNICALL
Java_org_zoy_caca_Canvas_setCanvasColorArgb(JNIEnv *env, jclass cls, jlong ptr, jshort fg, jshort bg)
{
caca_set_color_argb((caca_canvas_t *)ptr, fg, bg);
}
