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Diffstat (limited to 'src/base/ftstroke.c')
-rw-r--r--src/base/ftstroke.c132
1 files changed, 67 insertions, 65 deletions
diff --git a/src/base/ftstroke.c b/src/base/ftstroke.c
index 5dfee8b..fd04d27 100644
--- a/src/base/ftstroke.c
+++ b/src/base/ftstroke.c
@@ -261,7 +261,7 @@
{
FT_UInt old_max = border->max_points;
FT_UInt new_max = border->num_points + new_points;
- FT_Error error = 0;
+ FT_Error error = FT_Err_Ok;
if ( new_max > old_max )
@@ -279,6 +279,7 @@
border->max_points = cur_max;
}
+
Exit:
return error;
}
@@ -346,7 +347,7 @@
}
border->start = -1;
- border->movable = 0;
+ border->movable = FALSE;
}
@@ -355,7 +356,7 @@
FT_Vector* to,
FT_Bool movable )
{
- FT_Error error = 0;
+ FT_Error error = FT_Err_Ok;
FT_ASSERT( border->start >= 0 );
@@ -410,7 +411,7 @@
border->num_points += 2;
}
- border->movable = 0;
+ border->movable = FALSE;
return error;
}
@@ -443,7 +444,7 @@
border->num_points += 3;
}
- border->movable = 0;
+ border->movable = FALSE;
return error;
}
@@ -461,7 +462,7 @@
FT_Angle total, angle, step, rotate, next, theta;
FT_Vector a, b, a2, b2;
FT_Fixed length;
- FT_Error error = 0;
+ FT_Error error = FT_Err_Ok;
/* compute start point */
@@ -527,12 +528,12 @@
{
/* close current open path if any ? */
if ( border->start >= 0 )
- ft_stroke_border_close( border, 0 );
+ ft_stroke_border_close( border, FALSE );
border->start = border->num_points;
- border->movable = 0;
+ border->movable = FALSE;
- return ft_stroke_border_lineto( border, to, 0 );
+ return ft_stroke_border_lineto( border, to, FALSE );
}
@@ -547,7 +548,7 @@
border->num_points = 0;
border->max_points = 0;
border->start = -1;
- border->valid = 0;
+ border->valid = FALSE;
}
@@ -556,7 +557,7 @@
{
border->num_points = 0;
border->start = -1;
- border->valid = 0;
+ border->valid = FALSE;
}
@@ -572,7 +573,7 @@
border->num_points = 0;
border->max_points = 0;
border->start = -1;
- border->valid = 0;
+ border->valid = FALSE;
}
@@ -581,7 +582,7 @@
FT_UInt *anum_points,
FT_UInt *anum_contours )
{
- FT_Error error = 0;
+ FT_Error error = FT_Err_Ok;
FT_UInt num_points = 0;
FT_UInt num_contours = 0;
@@ -616,7 +617,7 @@
if ( in_contour != 0 )
goto Fail;
- border->valid = 1;
+ border->valid = TRUE;
Exit:
*anum_points = num_points;
@@ -798,7 +799,7 @@
{
FT_Angle total, rotate;
FT_Fixed radius = stroker->radius;
- FT_Error error = 0;
+ FT_Error error = FT_Err_Ok;
FT_StrokeBorder border = stroker->borders + side;
@@ -813,7 +814,7 @@
radius,
stroker->angle_in + rotate,
total );
- border->movable = 0;
+ border->movable = FALSE;
return error;
}
@@ -824,7 +825,7 @@
FT_Angle angle,
FT_Int side )
{
- FT_Error error = 0;
+ FT_Error error = FT_Err_Ok;
if ( stroker->line_cap == FT_STROKER_LINECAP_ROUND )
@@ -849,7 +850,7 @@
delta.x += stroker->center.x + delta2.x;
delta.y += stroker->center.y + delta2.y;
- error = ft_stroke_border_lineto( border, &delta, 0 );
+ error = ft_stroke_border_lineto( border, &delta, FALSE );
if ( error )
goto Exit;
@@ -859,7 +860,7 @@
delta.x += delta2.x + stroker->center.x;
delta.y += delta2.y + stroker->center.y;
- error = ft_stroke_border_lineto( border, &delta, 0 );
+ error = ft_stroke_border_lineto( border, &delta, FALSE );
}
Exit:
@@ -876,7 +877,7 @@
FT_Angle phi, theta, rotate;
FT_Fixed length, thcos, sigma;
FT_Vector delta;
- FT_Error error = 0;
+ FT_Error error = FT_Err_Ok;
rotate = FT_SIDE_TO_ROTATE( side );
@@ -900,7 +901,7 @@
stroker->angle_out + rotate );
delta.x += stroker->center.x;
delta.y += stroker->center.y;
- border->movable = 0;
+ border->movable = FALSE;
}
else
{
@@ -911,7 +912,7 @@
delta.y += stroker->center.y;
}
- error = ft_stroke_border_lineto( border, &delta, 0 );
+ error = ft_stroke_border_lineto( border, &delta, FALSE );
return error;
}
@@ -928,9 +929,7 @@
if ( stroker->line_join == FT_STROKER_LINEJOIN_ROUND )
- {
error = ft_stroker_arcto( stroker, side );
- }
else
{
/* this is a mitered or beveled corner */
@@ -943,7 +942,7 @@
rotate = FT_SIDE_TO_ROTATE( side );
miter = FT_BOOL( stroker->line_join == FT_STROKER_LINEJOIN_MITER );
- theta = FT_Angle_Diff( stroker->angle_in, stroker->angle_out );
+ theta = FT_Angle_Diff( stroker->angle_in, stroker->angle_out );
if ( theta == FT_ANGLE_PI )
{
theta = rotate;
@@ -959,7 +958,7 @@
sigma = FT_MulFix( stroker->miter_limit, thcos );
if ( sigma >= 0x10000L )
- miter = 0;
+ miter = FALSE;
if ( miter ) /* this is a miter (broken angle) */
{
@@ -983,7 +982,7 @@
delta.x += middle.x;
delta.y += middle.y;
- error = ft_stroke_border_lineto( border, &delta, 0 );
+ error = ft_stroke_border_lineto( border, &delta, FALSE );
if ( error )
goto Exit;
@@ -992,7 +991,7 @@
delta.x += middle.x;
delta.y += middle.y;
- error = ft_stroke_border_lineto( border, &delta, 0 );
+ error = ft_stroke_border_lineto( border, &delta, FALSE );
if ( error )
goto Exit;
@@ -1001,7 +1000,7 @@
delta.x += stroker->center.x;
delta.y += stroker->center.y;
- error = ft_stroke_border_lineto( border, &delta, 1 );
+ error = ft_stroke_border_lineto( border, &delta, TRUE );
}
else /* this is a bevel (intersection) */
@@ -1016,8 +1015,9 @@
delta.x += stroker->center.x;
delta.y += stroker->center.y;
- error = ft_stroke_border_lineto( border, &delta, 0 );
- if (error) goto Exit;
+ error = ft_stroke_border_lineto( border, &delta, FALSE );
+ if ( error )
+ goto Exit;
/* now add end point */
FT_Vector_From_Polar( &delta, stroker->radius,
@@ -1025,7 +1025,7 @@
delta.x += stroker->center.x;
delta.y += stroker->center.y;
- error = ft_stroke_border_lineto( border, &delta, 1 );
+ error = ft_stroke_border_lineto( border, &delta, TRUE );
}
}
@@ -1037,7 +1037,7 @@
static FT_Error
ft_stroker_process_corner( FT_Stroker stroker )
{
- FT_Error error = 0;
+ FT_Error error = FT_Err_Ok;
FT_Angle turn;
FT_Int inside_side;
@@ -1069,7 +1069,7 @@
/* add two points to the left and right borders corresponding to the */
- /* start of the subpath.. */
+ /* start of the subpath */
static FT_Error
ft_stroker_subpath_start( FT_Stroker stroker,
FT_Angle start_angle )
@@ -1099,7 +1099,7 @@
/* save angle for last cap */
stroker->subpath_angle = start_angle;
- stroker->first_point = 0;
+ stroker->first_point = FALSE;
Exit:
return error;
@@ -1112,7 +1112,7 @@
FT_Stroker_LineTo( FT_Stroker stroker,
FT_Vector* to )
{
- FT_Error error = 0;
+ FT_Error error = FT_Err_Ok;
FT_StrokeBorder border;
FT_Vector delta;
FT_Angle angle;
@@ -1143,7 +1143,7 @@
goto Exit;
}
- /* now add a line segment to both the "inside" and "outside" paths */
+ /* now add a line segment to both the `inside' and `outside' paths */
for ( border = stroker->borders, side = 1; side >= 0; side--, border++ )
{
@@ -1153,7 +1153,7 @@
point.x = to->x + delta.x;
point.y = to->y + delta.y;
- error = ft_stroke_border_lineto( border, &point, 1 );
+ error = ft_stroke_border_lineto( border, &point, TRUE );
if ( error )
goto Exit;
@@ -1176,12 +1176,12 @@
FT_Vector* control,
FT_Vector* to )
{
- FT_Error error = 0;
+ FT_Error error = FT_Err_Ok;
FT_Vector bez_stack[34];
FT_Vector* arc;
FT_Vector* limit = bez_stack + 30;
FT_Angle start_angle;
- FT_Bool first_arc = 1;
+ FT_Bool first_arc = TRUE;
arc = bez_stack;
@@ -1206,7 +1206,7 @@
if ( first_arc )
{
- first_arc = 0;
+ first_arc = FALSE;
start_angle = angle_in;
@@ -1275,12 +1275,12 @@
FT_Vector* control2,
FT_Vector* to )
{
- FT_Error error = 0;
+ FT_Error error = FT_Err_Ok;
FT_Vector bez_stack[37];
FT_Vector* arc;
FT_Vector* limit = bez_stack + 32;
FT_Angle start_angle;
- FT_Bool first_arc = 1;
+ FT_Bool first_arc = TRUE;
arc = bez_stack;
@@ -1308,7 +1308,7 @@
if ( first_arc )
{
- first_arc = 0;
+ first_arc = FALSE;
/* process corner if necessary */
start_angle = angle_in;
@@ -1386,15 +1386,16 @@
{
/* We cannot process the first point, because there is not enough */
/* information regarding its corner/cap. The latter will be processed */
- /* in the "end_subpath" routine. */
+ /* in the `FT_Stroker_EndSubPath' routine. */
/* */
- stroker->first_point = 1;
- stroker->center = *to;
- stroker->subpath_open = open;
+ stroker->first_point = TRUE;
+ stroker->center = *to;
+ stroker->subpath_open = open;
- /* record the subpath start point index for each border */
+ /* record the subpath start point for each border */
stroker->subpath_start = *to;
- return 0;
+
+ return FT_Err_Ok;
}
@@ -1402,10 +1403,10 @@
ft_stroker_add_reverse_left( FT_Stroker stroker,
FT_Bool open )
{
- FT_StrokeBorder right = stroker->borders + 0;
- FT_StrokeBorder left = stroker->borders + 1;
+ FT_StrokeBorder right = stroker->borders + 0;
+ FT_StrokeBorder left = stroker->borders + 1;
FT_Int new_points;
- FT_Error error = 0;
+ FT_Error error = FT_Err_Ok;
FT_ASSERT( left->start >= 0 );
@@ -1452,8 +1453,8 @@
left->num_points = left->start;
right->num_points += new_points;
- right->movable = 0;
- left->movable = 0;
+ right->movable = FALSE;
+ left->movable = FALSE;
}
Exit:
@@ -1467,7 +1468,8 @@
FT_EXPORT_DEF( FT_Error )
FT_Stroker_EndSubPath( FT_Stroker stroker )
{
- FT_Error error = 0;
+ FT_Error error = FT_Err_Ok;
+
if ( stroker->subpath_open )
{
@@ -1480,8 +1482,8 @@
if ( error )
goto Exit;
- /* add reversed points from "left" to "right" */
- error = ft_stroker_add_reverse_left( stroker, 1 );
+ /* add reversed points from `left' to `right' */
+ error = ft_stroker_add_reverse_left( stroker, TRUE );
if ( error )
goto Exit;
@@ -1494,7 +1496,7 @@
/* Now end the right subpath accordingly. The left one is */
/* rewind and doesn't need further processing. */
- ft_stroke_border_close( right, 0 );
+ ft_stroke_border_close( right, FALSE );
}
else
{
@@ -1536,8 +1538,8 @@
}
/* then end our two subpaths */
- ft_stroke_border_close( stroker->borders + 0, 1 );
- ft_stroke_border_close( stroker->borders + 1, 0 );
+ ft_stroke_border_close( stroker->borders + 0, TRUE );
+ ft_stroke_border_close( stroker->borders + 1, FALSE );
}
Exit:
@@ -1692,7 +1694,7 @@
v_control = v_start;
point = outline->points + first;
- tags = outline->tags + first;
+ tags = outline->tags + first;
tag = FT_CURVE_TAG( tags[0] );
/* A contour cannot start with a cubic control point! */
@@ -1836,7 +1838,7 @@
first = last + 1;
}
- return 0;
+ return FT_Err_Ok;
Exit:
return error;
@@ -1884,7 +1886,7 @@
FT_UInt num_points, num_contours;
- error = FT_Stroker_ParseOutline( stroker, outline, 0 );
+ error = FT_Stroker_ParseOutline( stroker, outline, FALSE );
if ( error )
goto Fail;
@@ -1967,7 +1969,7 @@
border = FT_STROKER_BORDER_LEFT;
}
- error = FT_Stroker_ParseOutline( stroker, outline, 0 );
+ error = FT_Stroker_ParseOutline( stroker, outline, FALSE );
if ( error )
goto Fail;
generated by cgit v1.2.3 (git 2.25.1) at 2024-04-24 13:24:00 +0000