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app: add gimp_drawable_get_format_without_alpha()

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This commit is contained in:
Michael Natterer
2012-03-18 16:24:29 +01:00
parent 9a09d3a762
commit 9ecdea30b8
2 changed files with 31 additions and 0 deletions
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29
app/core/gimpdrawable.c
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@ -1881,6 +1881,35 @@ gimp_drawable_get_format_with_alpha (const GimpDrawable *drawable)
return NULL;
}
const Babl *
gimp_drawable_get_format_without_alpha (const GimpDrawable *drawable)
{
GimpImageType type;
g_return_val_if_fail (GIMP_IS_DRAWABLE (drawable), NULL);
type = gimp_drawable_type (drawable);
switch (type)
{
case GIMP_RGB_IMAGE:
case GIMP_RGBA_IMAGE: return babl_format ("RGB u8");
case GIMP_GRAY_IMAGE:
case GIMP_GRAYA_IMAGE: return babl_format ("Y u8");
case GIMP_INDEXED_IMAGE:
case GIMP_INDEXEDA_IMAGE:
{
GimpImage *image = gimp_item_get_image (GIMP_ITEM (drawable));
return gimp_image_colormap_get_rgb_format (image);
}
}
g_warn_if_reached ();
return NULL;
}
gboolean
gimp_drawable_has_alpha (const GimpDrawable *drawable)
{

2
app/core/gimpdrawable.h
View File

@ -228,6 +228,8 @@ void gimp_drawable_fill_by_type (GimpDrawable *drawable,
const Babl * gimp_drawable_get_format (const GimpDrawable *drawable);
const Babl * gimp_drawable_get_format_with_alpha
(const GimpDrawable *drawable);
const Babl * gimp_drawable_get_format_without_alpha
(const GimpDrawable *drawable);
gboolean gimp_drawable_has_alpha (const GimpDrawable *drawable);
GimpImageType gimp_drawable_type (const GimpDrawable *drawable);
GimpImageType gimp_drawable_type_with_alpha (const GimpDrawable *drawable);