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made gimp_image_get_active_components() a static function and changed its 

2003-03-11  Sven Neumann  <sven@gimp.org>

	* app/core/gimpimage.[ch]: made gimp_image_get_active_components()
	a static function and changed its behaviour so that the image's
	active components are only used for layers, not for channels.
	Fixes bug .
This commit is contained in:
Sven Neumann 2003-03-11 13:08:29 +00:00 committed by Sven Neumann
parent a87da0ea1c
commit c65a2dd1af
3 changed files with 50 additions and 42 deletions

12
ChangeLog
View File

@ -1,3 +1,15 @@
2003-03-11 Sven Neumann <sven@gimp.org>
* app/core/gimpimage.[ch]: made gimp_image_get_active_components()
a static function and changed its behaviour so that the image's
active components are only used for layers, not for channels.
Fixes bug #108083.
2003-03-11 Sven Neumann <sven@gimp.org>
* app/gui/session.c (session_info_deserialize): improved error
handling.
2003-03-11 Sven Neumann <sven@gimp.org>
* app/display/gimpdisplayshell-callbacks.c

77
app/core/gimpimage.c
View File

@ -128,6 +128,10 @@ static TempBuf *gimp_image_get_new_preview (GimpViewable *viewable,
gint width,
gint height);
static void gimp_image_get_active_components (const GimpImage *gimage,
const GimpDrawable *drawable,
gboolean *active);
static void gimp_image_real_colormap_changed (GimpImage *gimage,
gint ncol);
@ -995,6 +999,36 @@ gimp_image_get_new_preview (GimpViewable *viewable,
return comp;
}
static void
gimp_image_get_active_components (const GimpImage *gimage,
const GimpDrawable *drawable,
gboolean *active)
{
/* If the drawable is a channel make sure that the alpha channel is
* not valid.
*/
if (GIMP_IS_CHANNEL (drawable))
{
active[GRAY_PIX] = TRUE;
active[ALPHA_G_PIX] = FALSE;
}
/* otherwise, check whether preserve transparency is
* enabled in the layer and if the layer has alpha
*/
else if (GIMP_IS_LAYER (drawable))
{
GimpLayer *layer = GIMP_LAYER (drawable);
gint i;
/* first copy the gimage active channels */
for (i = 0; i < MAX_CHANNELS; i++)
active[i] = gimage->active[i];
if (gimp_drawable_has_alpha (drawable) && layer->preserve_trans)
active[gimp_drawable_bytes (drawable) - 1] = FALSE;
}
}
static void
gimp_image_real_colormap_changed (GimpImage *gimage,
gint ncol)
@ -1453,41 +1487,6 @@ gimp_image_get_component_active (const GimpImage *gimage,
return FALSE;
}
void
gimp_image_get_active_components (const GimpImage *gimage,
const GimpDrawable *drawable,
gint *active)
{
gint i;
/* first, blindly copy the gimage active channels */
for (i = 0; i < MAX_CHANNELS; i++)
active[i] = gimage->active[i];
/* If the drawable is a channel (a saved selection, etc.)
* make sure that the alpha channel is not valid
*/
if (GIMP_IS_CHANNEL (drawable))
{
active[ALPHA_G_PIX] = 0; /* no alpha values in channels */
}
else
{
/* otherwise, check whether preserve transparency is
* enabled in the layer and if the layer has alpha
*/
if (GIMP_IS_LAYER (drawable))
{
GimpLayer *layer;
layer = GIMP_LAYER (drawable);
if (gimp_drawable_has_alpha (drawable) && layer->preserve_trans)
active[gimp_drawable_bytes (drawable) - 1] = 0;
}
}
}
void
gimp_image_set_component_visible (GimpImage *gimage,
GimpChannelType type,
@ -1998,10 +1997,10 @@ gimp_image_apply_image (GimpImage *gimage,
* we need to add the layer offset to transform coords
* into the mask coordinate system
*/
x1 = CLAMP (x1, -offset_x, gimp_drawable_width (GIMP_DRAWABLE (mask))-offset_x);
y1 = CLAMP (y1, -offset_y, gimp_drawable_height(GIMP_DRAWABLE (mask))-offset_y);
x2 = CLAMP (x2, -offset_x, gimp_drawable_width (GIMP_DRAWABLE (mask))-offset_x);
y2 = CLAMP (y2, -offset_y, gimp_drawable_height(GIMP_DRAWABLE (mask))-offset_y);
x1 = CLAMP (x1, -offset_x, gimp_drawable_width (GIMP_DRAWABLE (mask))-offset_x);
y1 = CLAMP (y1, -offset_y, gimp_drawable_height (GIMP_DRAWABLE (mask))-offset_y);
x2 = CLAMP (x2, -offset_x, gimp_drawable_width (GIMP_DRAWABLE (mask))-offset_x);
y2 = CLAMP (y2, -offset_y, gimp_drawable_height (GIMP_DRAWABLE (mask))-offset_y);
}
/* If the calling procedure specified an undo step... */

3
app/core/gimpimage.h
View File

@ -267,9 +267,6 @@ void gimp_image_set_component_active (GimpImage *gimage,
gboolean active);
gboolean gimp_image_get_component_active (const GimpImage *gimage,
GimpChannelType type);
void gimp_image_get_active_components (const GimpImage *gimage,
const GimpDrawable *drawable,
gint *active);
void gimp_image_set_component_visible (GimpImage *gimage,
GimpChannelType type,