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Bill Skaggs <weskaggs@primate.ucdavis.edu>

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* libgimp/gimpdrawablepreview.c: set preview bounds correctly
	when previewed drawable extends beyond image edges,
	fixes bug #165372.
This commit is contained in:
William Skaggs 2005-01-28 18:11:57 +00:00
parent b628c270a5
commit 5fce783eab
2 changed files with 18 additions and 5 deletions
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6
ChangeLog
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@ -1,3 +1,9 @@
2005-01-26 Bill Skaggs <weskaggs@primate.ucdavis.edu>
* libgimp/gimpdrawablepreview.c: set preview bounds correctly
when previewed drawable extends beyond image edges,
fixes bug #165372.
2005-01-27 Manish Singh <yosh@gimp.org>
* README: update ancient IRC info.

17
libgimp/gimpdrawablepreview.c
View file

@ -318,6 +318,9 @@ gimp_drawable_preview_draw_buffer (GimpPreview *preview,
buffer, rowstride);
}
#define MAX3(a, b, c) (MAX (MAX ((a), (b)), (c)))
#define MIN3(a, b, c) (MIN (MIN ((a), (b)), (c)))
static void
gimp_drawable_preview_set_drawable (GimpDrawablePreview *drawable_preview,
GimpDrawable *drawable)
@ -327,16 +330,20 @@ gimp_drawable_preview_set_drawable (GimpDrawablePreview *drawable_preview,
gint height = gimp_drawable_height (drawable->drawable_id);
gint x1, x2;
gint y1, y2;
gint xmin, ymin, xmax, ymax;
gint offset_x, offset_y;
drawable_preview->drawable = drawable;
gimp_drawable_mask_bounds (drawable->drawable_id, &x1, &y1, &x2, &y2);
gimp_drawable_offsets (drawable->drawable_id, &offset_x, &offset_y);
gimp_preview_set_bounds (preview,
MAX (x1 - SELECTION_BORDER, 0),
MAX (y1 - SELECTION_BORDER, 0),
MIN (x2 + SELECTION_BORDER, width),
MIN (y2 + SELECTION_BORDER, height));
xmin = MAX3 (x1 - SELECTION_BORDER, 0, - offset_x);
ymin = MAX3 (y1 - SELECTION_BORDER, 0, - offset_y);
xmax = MIN3 (x2 + SELECTION_BORDER, width, width + offset_x);
ymax = MIN3 (y2 + SELECTION_BORDER, height, height + offset_y);
gimp_preview_set_bounds (preview, xmin, ymin, xmax, ymax);
if (gimp_drawable_is_indexed (drawable->drawable_id))
{