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example: update c-vt-kitty-graphics to use new APIs

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This commit is contained in:
Mitchell Hashimoto
2026-04-06 10:07:09 -07:00
parent 03a6eeda1d
commit 426dc40799
1 changed files with 80 additions and 0 deletions
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80
example/c-vt-kitty-graphics/src/main.c
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@@ -82,6 +82,9 @@ int main() {
return 1;
}
/* Set cell pixel dimensions so kitty graphics can compute grid sizes. */
ghostty_terminal_resize(terminal, 80, 24, 8, 16);
/* Set a storage limit to enable Kitty graphics. */
uint64_t storage_limit = 64 * 1024 * 1024; /* 64 MiB */
ghostty_terminal_set(terminal, GHOSTTY_TERMINAL_OPT_KITTY_IMAGE_STORAGE_LIMIT,
@@ -113,6 +116,83 @@ int main() {
printf("PNG decode calls: %d\n", decode_count);
/* Query the kitty graphics storage to verify the image was stored. */
GhosttyKittyGraphics graphics = NULL;
if (ghostty_terminal_get(terminal, GHOSTTY_TERMINAL_DATA_KITTY_GRAPHICS,
&graphics) != GHOSTTY_SUCCESS || !graphics) {
fprintf(stderr, "Failed to get kitty graphics storage\n");
return 1;
}
printf("\nKitty graphics storage is available.\n");
/* Iterate placements to find the image ID. */
GhosttyKittyGraphicsPlacementIterator iter = NULL;
if (ghostty_kitty_graphics_placement_iterator_new(NULL, &iter) != GHOSTTY_SUCCESS) {
fprintf(stderr, "Failed to create placement iterator\n");
return 1;
}
if (ghostty_kitty_graphics_get(graphics,
GHOSTTY_KITTY_GRAPHICS_DATA_PLACEMENT_ITERATOR, &iter) != GHOSTTY_SUCCESS) {
fprintf(stderr, "Failed to get placement iterator\n");
return 1;
}
int placement_count = 0;
while (ghostty_kitty_graphics_placement_next(iter)) {
placement_count++;
uint32_t image_id = 0;
uint32_t placement_id = 0;
bool is_virtual = false;
int32_t z = 0;
ghostty_kitty_graphics_placement_get(iter,
GHOSTTY_KITTY_GRAPHICS_PLACEMENT_DATA_IMAGE_ID, &image_id);
ghostty_kitty_graphics_placement_get(iter,
GHOSTTY_KITTY_GRAPHICS_PLACEMENT_DATA_PLACEMENT_ID, &placement_id);
ghostty_kitty_graphics_placement_get(iter,
GHOSTTY_KITTY_GRAPHICS_PLACEMENT_DATA_IS_VIRTUAL, &is_virtual);
ghostty_kitty_graphics_placement_get(iter,
GHOSTTY_KITTY_GRAPHICS_PLACEMENT_DATA_Z, &z);
printf(" placement #%d: image_id=%u placement_id=%u virtual=%s z=%d\n",
placement_count, image_id, placement_id,
is_virtual ? "true" : "false", z);
/* Look up the image and print its properties. */
GhosttyKittyGraphicsImage image =
ghostty_kitty_graphics_image(graphics, image_id);
if (!image) {
fprintf(stderr, "Failed to look up image %u\n", image_id);
return 1;
}
uint32_t width = 0, height = 0, number = 0;
GhosttyKittyImageFormat format = 0;
size_t data_len = 0;
ghostty_kitty_image_get(image, GHOSTTY_KITTY_IMAGE_DATA_NUMBER, &number);
ghostty_kitty_image_get(image, GHOSTTY_KITTY_IMAGE_DATA_WIDTH, &width);
ghostty_kitty_image_get(image, GHOSTTY_KITTY_IMAGE_DATA_HEIGHT, &height);
ghostty_kitty_image_get(image, GHOSTTY_KITTY_IMAGE_DATA_FORMAT, &format);
ghostty_kitty_image_get(image, GHOSTTY_KITTY_IMAGE_DATA_DATA_LEN, &data_len);
printf(" image: number=%u size=%ux%u format=%d data_len=%zu\n",
number, width, height, format, data_len);
/* Compute the rendered pixel size and grid size. */
uint32_t px_w = 0, px_h = 0, cols = 0, rows = 0;
if (ghostty_kitty_graphics_placement_pixel_size(iter, image, terminal,
&px_w, &px_h) == GHOSTTY_SUCCESS) {
printf(" rendered pixel size: %ux%u\n", px_w, px_h);
}
if (ghostty_kitty_graphics_placement_grid_size(iter, image, terminal,
&cols, &rows) == GHOSTTY_SUCCESS) {
printf(" grid size: %u cols x %u rows\n", cols, rows);
}
}
printf("Total placements: %d\n", placement_count);
ghostty_kitty_graphics_placement_iterator_free(iter);
/* Clean up. */
ghostty_terminal_free(terminal);