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app: several GimpCanvasPath fixes

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- fix get_extents()
- don't use cairo_path_destroy() for a path we allocated ourselves
- pass a const GimpBezierDesc to new()
This commit is contained in:
Michael Natterer
2010-10-07 14:08:48 +02:00
parent 149ba1ec4b
commit 0b078d3dad
2 changed files with 13 additions and 11 deletions
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10
app/display/gimpcanvaspath.c
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@ -156,7 +156,7 @@ gimp_canvas_path_set_property (GObject *object,
if (private->path)
{
cairo_path_destroy (private->path);
gimp_bezier_desc_free (private->path, TRUE);
private->path = NULL;
}
@ -240,10 +240,12 @@ gimp_canvas_path_get_extents (GimpCanvasItem *item,
cr = gdk_cairo_create (gtk_widget_get_window (shell->canvas));
cairo_save (cr);
cairo_translate (cr, - shell->offset_x, - shell->offset_y);
cairo_scale (cr, shell->scale_x, shell->scale_y);
cairo_append_path (cr, private->path);
cairo_restore (cr);
cairo_path_extents (cr, &x1, &y1, &x2, &y2);
@ -252,14 +254,14 @@ gimp_canvas_path_get_extents (GimpCanvasItem *item,
if (private->filled)
{
rectangle.x = floor (x1 - 1.0);
rectangle.y = floor (x1 - 1.0);
rectangle.y = floor (y1 - 1.0);
rectangle.width = ceil (x2 + 1.0) - rectangle.x;
rectangle.height = ceil (y2 + 1.0) - rectangle.y;
}
else
{
rectangle.x = floor (x1 - 1.5);
rectangle.y = floor (x1 - 1.5);
rectangle.y = floor (y1 - 1.5);
rectangle.width = ceil (x2 + 1.5) - rectangle.x;
rectangle.height = ceil (y2 + 1.5) - rectangle.y;
}
@ -295,7 +297,7 @@ gimp_canvas_path_stroke (GimpCanvasItem *item,
GimpCanvasItem *
gimp_canvas_path_new (GimpDisplayShell *shell,
GimpBezierDesc *path,
const GimpBezierDesc *path,
gboolean filled,
gboolean path_style)
{

2
app/display/gimpcanvaspath.h
View File

@ -50,7 +50,7 @@ struct _GimpCanvasPathClass
GType gimp_canvas_path_get_type (void) G_GNUC_CONST;
GimpCanvasItem * gimp_canvas_path_new (GimpDisplayShell *shell,
GimpBezierDesc *path,
const GimpBezierDesc *path,
gboolean filled,
gboolean path_style);