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-rw-r--r--eel/eel-art-extensions.c230
1 files changed, 122 insertions, 108 deletions
diff --git a/eel/eel-art-extensions.c b/eel/eel-art-extensions.c
index 38072b562..e8ce5f957 100644
--- a/eel/eel-art-extensions.c
+++ b/eel/eel-art-extensions.c
@@ -1,25 +1,24 @@
-
/* eel-art-extensions.c - implementation of libart extension functions.
-
- Copyright (C) 2000 Eazel, Inc.
-
- The Gnome Library is free software; you can redistribute it and/or
- modify it under the terms of the GNU Library General Public License as
- published by the Free Software Foundation; either version 2 of the
- License, or (at your option) any later version.
-
- The Gnome Library is distributed in the hope that it will be useful,
- but WITHOUT ANY WARRANTY; without even the implied warranty of
- MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
- Library General Public License for more details.
-
- You should have received a copy of the GNU Library General Public
- License along with the Gnome Library; see the file COPYING.LIB. If not,
- see <http://www.gnu.org/licenses/>.
-
- Authors: Darin Adler <darin@eazel.com>
- Ramiro Estrugo <ramiro@eazel.com>
-*/
+ *
+ * Copyright (C) 2000 Eazel, Inc.
+ *
+ * The Gnome Library is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU Library General Public License as
+ * published by the Free Software Foundation; either version 2 of the
+ * License, or (at your option) any later version.
+ *
+ * The Gnome Library is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
+ * Library General Public License for more details.
+ *
+ * You should have received a copy of the GNU Library General Public
+ * License along with the Gnome Library; see the file COPYING.LIB. If not,
+ * see <http://www.gnu.org/licenses/>.
+ *
+ * Authors: Darin Adler <darin@eazel.com>
+ * Ramiro Estrugo <ramiro@eazel.com>
+ */
#include <config.h>
@@ -31,170 +30,185 @@ const EelDRect eel_drect_empty = { 0.0, 0.0, 0.0, 0.0 };
const EelIRect eel_irect_empty = { 0, 0, 0, 0 };
void
-eel_irect_copy (EelIRect *dest, const EelIRect *src)
+eel_irect_copy (EelIRect *dest,
+ const EelIRect *src)
{
- dest->x0 = src->x0;
- dest->y0 = src->y0;
- dest->x1 = src->x1;
- dest->y1 = src->y1;
+ dest->x0 = src->x0;
+ dest->y0 = src->y0;
+ dest->x1 = src->x1;
+ dest->y1 = src->y1;
}
void
-eel_irect_union (EelIRect *dest,
- const EelIRect *src1,
- const EelIRect *src2) {
- if (eel_irect_is_empty (src1)) {
- eel_irect_copy (dest, src2);
- } else if (eel_irect_is_empty (src2)) {
- eel_irect_copy (dest, src1);
- } else {
- dest->x0 = MIN (src1->x0, src2->x0);
- dest->y0 = MIN (src1->y0, src2->y0);
- dest->x1 = MAX (src1->x1, src2->x1);
- dest->y1 = MAX (src1->y1, src2->y1);
- }
+eel_irect_union (EelIRect *dest,
+ const EelIRect *src1,
+ const EelIRect *src2)
+{
+ if (eel_irect_is_empty (src1))
+ {
+ eel_irect_copy (dest, src2);
+ }
+ else if (eel_irect_is_empty (src2))
+ {
+ eel_irect_copy (dest, src1);
+ }
+ else
+ {
+ dest->x0 = MIN (src1->x0, src2->x0);
+ dest->y0 = MIN (src1->y0, src2->y0);
+ dest->x1 = MAX (src1->x1, src2->x1);
+ dest->y1 = MAX (src1->y1, src2->y1);
+ }
}
void
-eel_irect_intersect (EelIRect *dest,
- const EelIRect *src1,
- const EelIRect *src2)
+eel_irect_intersect (EelIRect *dest,
+ const EelIRect *src1,
+ const EelIRect *src2)
{
- dest->x0 = MAX (src1->x0, src2->x0);
- dest->y0 = MAX (src1->y0, src2->y0);
- dest->x1 = MIN (src1->x1, src2->x1);
- dest->y1 = MIN (src1->y1, src2->y1);
+ dest->x0 = MAX (src1->x0, src2->x0);
+ dest->y0 = MAX (src1->y0, src2->y0);
+ dest->x1 = MIN (src1->x1, src2->x1);
+ dest->y1 = MIN (src1->y1, src2->y1);
}
gboolean
eel_irect_is_empty (const EelIRect *src)
{
- return (src->x1 <= src->x0 ||
- src->y1 <= src->y0);
+ return (src->x1 <= src->x0 ||
+ src->y1 <= src->y0);
}
/**
* eel_irect_get_width:
- *
+ *
* @rectangle: An EelIRect.
*
* Returns: The width of the rectangle.
- *
+ *
*/
int
eel_irect_get_width (EelIRect rectangle)
{
- return rectangle.x1 - rectangle.x0;
+ return rectangle.x1 - rectangle.x0;
}
/**
* eel_irect_get_height:
- *
+ *
* @rectangle: An EelIRect.
*
* Returns: The height of the rectangle.
- *
+ *
*/
int
eel_irect_get_height (EelIRect rectangle)
{
- return rectangle.y1 - rectangle.y0;
+ return rectangle.y1 - rectangle.y0;
}
static void
-eel_drect_copy (EelDRect *dest,
- const EelDRect *src)
+eel_drect_copy (EelDRect *dest,
+ const EelDRect *src)
{
- dest->x0 = src->x0;
- dest->y0 = src->y0;
- dest->x1 = src->x1;
- dest->y1 = src->y1;
+ dest->x0 = src->x0;
+ dest->y0 = src->y0;
+ dest->x1 = src->x1;
+ dest->y1 = src->y1;
}
static gboolean
eel_drect_is_empty (const EelDRect *src)
{
- return (src->x1 <= src->x0 || src->y1 <= src->y0);
+ return (src->x1 <= src->x0 || src->y1 <= src->y0);
}
void
-eel_drect_union (EelDRect *dest,
- const EelDRect *src1,
- const EelDRect *src2)
+eel_drect_union (EelDRect *dest,
+ const EelDRect *src1,
+ const EelDRect *src2)
{
- if (eel_drect_is_empty (src1)) {
- eel_drect_copy (dest, src2);
- } else if (eel_drect_is_empty (src2)) {
- eel_drect_copy (dest, src1);
- } else {
- dest->x0 = MIN (src1->x0, src2->x0);
- dest->y0 = MIN (src1->y0, src2->y0);
- dest->x1 = MAX (src1->x1, src2->x1);
- dest->y1 = MAX (src1->y1, src2->y1);
- }
+ if (eel_drect_is_empty (src1))
+ {
+ eel_drect_copy (dest, src2);
+ }
+ else if (eel_drect_is_empty (src2))
+ {
+ eel_drect_copy (dest, src1);
+ }
+ else
+ {
+ dest->x0 = MIN (src1->x0, src2->x0);
+ dest->y0 = MIN (src1->y0, src2->y0);
+ dest->x1 = MAX (src1->x1, src2->x1);
+ dest->y1 = MAX (src1->y1, src2->y1);
+ }
}
/**
* eel_irect_contains_point:
- *
+ *
* @rectangle: An EelIRect.
* @x: X coordinate to test.
* @y: Y coordinate to test.
*
- * Returns: A boolean value indicating whether the rectangle
+ * Returns: A boolean value indicating whether the rectangle
* contains the x,y coordinate.
- *
+ *
*/
gboolean
eel_irect_contains_point (EelIRect rectangle,
- int x,
- int y)
+ int x,
+ int y)
{
- return x >= rectangle.x0
- && x <= rectangle.x1
- && y >= rectangle.y0
- && y <= rectangle.y1;
+ return x >= rectangle.x0
+ && x <= rectangle.x1
+ && y >= rectangle.y0
+ && y <= rectangle.y1;
}
gboolean
eel_irect_hits_irect (EelIRect rectangle_a,
- EelIRect rectangle_b)
+ EelIRect rectangle_b)
{
- EelIRect intersection;
- eel_irect_intersect (&intersection, &rectangle_a, &rectangle_b);
- return !eel_irect_is_empty (&intersection);
+ EelIRect intersection;
+ eel_irect_intersect (&intersection, &rectangle_a, &rectangle_b);
+ return !eel_irect_is_empty (&intersection);
}
gboolean
eel_irect_equal (EelIRect rectangle_a,
- EelIRect rectangle_b)
+ EelIRect rectangle_b)
{
- return rectangle_a.x0 == rectangle_b.x0
- && rectangle_a.y0 == rectangle_b.y0
- && rectangle_a.x1 == rectangle_b.x1
- && rectangle_a.y1 == rectangle_b.y1;
+ return rectangle_a.x0 == rectangle_b.x0
+ && rectangle_a.y0 == rectangle_b.y0
+ && rectangle_a.x1 == rectangle_b.x1
+ && rectangle_a.y1 == rectangle_b.y1;
}
-EelIRect
-eel_irect_offset_by (EelIRect rectangle, int x, int y)
+EelIRect
+eel_irect_offset_by (EelIRect rectangle,
+ int x,
+ int y)
{
- rectangle.x0 += x;
- rectangle.x1 += x;
- rectangle.y0 += y;
- rectangle.y1 += y;
-
- return rectangle;
+ rectangle.x0 += x;
+ rectangle.x1 += x;
+ rectangle.y0 += y;
+ rectangle.y1 += y;
+
+ return rectangle;
}
-EelIRect
-eel_irect_scale_by (EelIRect rectangle, double scale)
+EelIRect
+eel_irect_scale_by (EelIRect rectangle,
+ double scale)
{
- rectangle.x0 *= scale;
- rectangle.x1 *= scale;
- rectangle.y0 *= scale;
- rectangle.y1 *= scale;
-
- return rectangle;
+ rectangle.x0 *= scale;
+ rectangle.x1 *= scale;
+ rectangle.y0 *= scale;
+ rectangle.y1 *= scale;
+
+ return rectangle;
}
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