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Implement XBM images on Haiku

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* src/image.c (image_create_bitmap_from_data): Handle allocation
failures on Haiku.
(Create_Pixmap_From_Bitmap_Data): Implement for Haiku.
This commit is contained in:
Po Lu 2022-02-17 12:35:39 +00:00
parent c218660d66
commit 7e6fa8ed38
1 changed files with 20 additions and 0 deletions
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20
src/image.c
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@ -543,6 +543,10 @@ image_create_bitmap_from_data (struct frame *f, char *bits,
#ifdef HAVE_HAIKU
void *bitmap = BBitmap_new (width, height, 1);
if (!bitmap)
return -1;
BBitmap_import_mono_bits (bitmap, bits, width, height);
#endif
@ -3815,6 +3819,21 @@ Create_Pixmap_From_Bitmap_Data (struct frame *f, struct image *img, char *data,
convert_mono_to_color_image (f, img, fg, bg);
#elif defined HAVE_NS
img->pixmap = ns_image_from_XBM (data, img->width, img->height, fg, bg);
#elif defined HAVE_HAIKU
img->pixmap = BBitmap_new (img->width, img->height, 0);
if (img->pixmap)
{
int bytes_per_line = (img->width + 7) / 8;
for (int y = 0; y < img->height; y++)
{
for (int x = 0; x < img->width; x++)
PUT_PIXEL (img->pixmap, x, y,
(data[x / 8] >> (x % 8)) & 1 ? fg : bg);
data += bytes_per_line;
}
}
#endif
}
@ -3999,6 +4018,7 @@ xbm_load_image (struct frame *f, struct image *img, char *contents, char *end)
rc = xbm_read_bitmap_data (f, contents, end, &img->width, &img->height,
&data, 0);
if (rc)
{
unsigned long foreground = img->face_foreground;