forked from minhngoc25a/freetype2
beautifying, doc fixes.
This commit is contained in:
Werner Lemberg
parent
634df6e3ba
commit
4afcfd3056
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@ -261,7 +261,7 @@
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{
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FT_UInt old_max = border->max_points;
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FT_UInt new_max = border->num_points + new_points;
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FT_Error error = 0;
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FT_Error error = FT_Err_Ok;
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if ( new_max > old_max )
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@ -279,6 +279,7 @@
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border->max_points = cur_max;
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}
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Exit:
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return error;
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}
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@ -346,7 +347,7 @@
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}
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border->start = -1;
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border->movable = 0;
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border->movable = FALSE;
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}
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@ -355,7 +356,7 @@
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FT_Vector* to,
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FT_Bool movable )
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{
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FT_Error error = 0;
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FT_Error error = FT_Err_Ok;
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FT_ASSERT( border->start >= 0 );
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@ -410,7 +411,7 @@
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border->num_points += 2;
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}
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border->movable = 0;
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border->movable = FALSE;
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return error;
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}
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@ -443,7 +444,7 @@
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border->num_points += 3;
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}
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border->movable = 0;
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border->movable = FALSE;
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return error;
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}
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@ -461,7 +462,7 @@
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FT_Angle total, angle, step, rotate, next, theta;
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FT_Vector a, b, a2, b2;
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FT_Fixed length;
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FT_Error error = 0;
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FT_Error error = FT_Err_Ok;
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/* compute start point */
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@ -527,12 +528,12 @@
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{
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/* close current open path if any ? */
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if ( border->start >= 0 )
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ft_stroke_border_close( border, 0 );
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ft_stroke_border_close( border, FALSE );
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border->start = border->num_points;
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border->movable = 0;
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border->movable = FALSE;
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return ft_stroke_border_lineto( border, to, 0 );
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return ft_stroke_border_lineto( border, to, FALSE );
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}
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@ -547,7 +548,7 @@
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border->num_points = 0;
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border->max_points = 0;
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border->start = -1;
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border->valid = 0;
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border->valid = FALSE;
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}
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@ -556,7 +557,7 @@
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{
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border->num_points = 0;
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border->start = -1;
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border->valid = 0;
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border->valid = FALSE;
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}
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@ -572,7 +573,7 @@
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border->num_points = 0;
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border->max_points = 0;
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border->start = -1;
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border->valid = 0;
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border->valid = FALSE;
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}
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@ -581,7 +582,7 @@
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FT_UInt *anum_points,
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FT_UInt *anum_contours )
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{
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FT_Error error = 0;
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FT_Error error = FT_Err_Ok;
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FT_UInt num_points = 0;
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FT_UInt num_contours = 0;
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@ -616,7 +617,7 @@
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if ( in_contour != 0 )
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goto Fail;
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border->valid = 1;
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border->valid = TRUE;
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Exit:
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*anum_points = num_points;
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@ -798,7 +799,7 @@
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{
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FT_Angle total, rotate;
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FT_Fixed radius = stroker->radius;
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FT_Error error = 0;
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FT_Error error = FT_Err_Ok;
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FT_StrokeBorder border = stroker->borders + side;
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@ -813,7 +814,7 @@
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radius,
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stroker->angle_in + rotate,
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total );
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border->movable = 0;
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border->movable = FALSE;
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return error;
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}
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@ -824,7 +825,7 @@
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FT_Angle angle,
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FT_Int side )
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{
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FT_Error error = 0;
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FT_Error error = FT_Err_Ok;
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if ( stroker->line_cap == FT_STROKER_LINECAP_ROUND )
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@ -849,7 +850,7 @@
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delta.x += stroker->center.x + delta2.x;
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delta.y += stroker->center.y + delta2.y;
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error = ft_stroke_border_lineto( border, &delta, 0 );
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error = ft_stroke_border_lineto( border, &delta, FALSE );
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if ( error )
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goto Exit;
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@ -859,7 +860,7 @@
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delta.x += delta2.x + stroker->center.x;
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delta.y += delta2.y + stroker->center.y;
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error = ft_stroke_border_lineto( border, &delta, 0 );
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error = ft_stroke_border_lineto( border, &delta, FALSE );
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}
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Exit:
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@ -876,7 +877,7 @@
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FT_Angle phi, theta, rotate;
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FT_Fixed length, thcos, sigma;
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FT_Vector delta;
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FT_Error error = 0;
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FT_Error error = FT_Err_Ok;
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rotate = FT_SIDE_TO_ROTATE( side );
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@ -900,7 +901,7 @@
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stroker->angle_out + rotate );
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delta.x += stroker->center.x;
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delta.y += stroker->center.y;
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border->movable = 0;
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border->movable = FALSE;
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}
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else
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{
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@ -911,7 +912,7 @@
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delta.y += stroker->center.y;
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}
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error = ft_stroke_border_lineto( border, &delta, 0 );
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error = ft_stroke_border_lineto( border, &delta, FALSE );
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return error;
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}
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@ -928,9 +929,7 @@
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if ( stroker->line_join == FT_STROKER_LINEJOIN_ROUND )
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{
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error = ft_stroker_arcto( stroker, side );
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}
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else
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{
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/* this is a mitered or beveled corner */
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@ -943,7 +942,7 @@
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rotate = FT_SIDE_TO_ROTATE( side );
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miter = FT_BOOL( stroker->line_join == FT_STROKER_LINEJOIN_MITER );
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theta = FT_Angle_Diff( stroker->angle_in, stroker->angle_out );
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theta = FT_Angle_Diff( stroker->angle_in, stroker->angle_out );
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if ( theta == FT_ANGLE_PI )
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{
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theta = rotate;
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@ -959,7 +958,7 @@
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sigma = FT_MulFix( stroker->miter_limit, thcos );
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if ( sigma >= 0x10000L )
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miter = 0;
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miter = FALSE;
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if ( miter ) /* this is a miter (broken angle) */
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{
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@ -983,7 +982,7 @@
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delta.x += middle.x;
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delta.y += middle.y;
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error = ft_stroke_border_lineto( border, &delta, 0 );
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error = ft_stroke_border_lineto( border, &delta, FALSE );
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if ( error )
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goto Exit;
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@ -992,7 +991,7 @@
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delta.x += middle.x;
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delta.y += middle.y;
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error = ft_stroke_border_lineto( border, &delta, 0 );
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error = ft_stroke_border_lineto( border, &delta, FALSE );
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if ( error )
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goto Exit;
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@ -1001,7 +1000,7 @@
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delta.x += stroker->center.x;
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delta.y += stroker->center.y;
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error = ft_stroke_border_lineto( border, &delta, 1 );
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error = ft_stroke_border_lineto( border, &delta, TRUE );
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}
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else /* this is a bevel (intersection) */
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@ -1016,8 +1015,9 @@
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delta.x += stroker->center.x;
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delta.y += stroker->center.y;
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error = ft_stroke_border_lineto( border, &delta, 0 );
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if (error) goto Exit;
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error = ft_stroke_border_lineto( border, &delta, FALSE );
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if ( error )
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goto Exit;
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/* now add end point */
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FT_Vector_From_Polar( &delta, stroker->radius,
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@ -1025,7 +1025,7 @@
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delta.x += stroker->center.x;
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delta.y += stroker->center.y;
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error = ft_stroke_border_lineto( border, &delta, 1 );
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error = ft_stroke_border_lineto( border, &delta, TRUE );
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}
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}
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@ -1037,7 +1037,7 @@
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static FT_Error
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ft_stroker_process_corner( FT_Stroker stroker )
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{
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FT_Error error = 0;
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FT_Error error = FT_Err_Ok;
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FT_Angle turn;
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FT_Int inside_side;
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@ -1069,7 +1069,7 @@
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/* add two points to the left and right borders corresponding to the */
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/* start of the subpath.. */
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/* start of the subpath */
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static FT_Error
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ft_stroker_subpath_start( FT_Stroker stroker,
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FT_Angle start_angle )
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@ -1099,7 +1099,7 @@
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/* save angle for last cap */
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stroker->subpath_angle = start_angle;
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stroker->first_point = 0;
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stroker->first_point = FALSE;
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Exit:
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return error;
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@ -1112,7 +1112,7 @@
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FT_Stroker_LineTo( FT_Stroker stroker,
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FT_Vector* to )
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{
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FT_Error error = 0;
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FT_Error error = FT_Err_Ok;
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FT_StrokeBorder border;
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FT_Vector delta;
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FT_Angle angle;
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@ -1143,7 +1143,7 @@
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goto Exit;
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}
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/* now add a line segment to both the "inside" and "outside" paths */
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/* now add a line segment to both the `inside' and `outside' paths */
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for ( border = stroker->borders, side = 1; side >= 0; side--, border++ )
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{
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@ -1153,7 +1153,7 @@
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point.x = to->x + delta.x;
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point.y = to->y + delta.y;
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error = ft_stroke_border_lineto( border, &point, 1 );
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error = ft_stroke_border_lineto( border, &point, TRUE );
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if ( error )
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goto Exit;
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@ -1176,12 +1176,12 @@
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FT_Vector* control,
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FT_Vector* to )
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{
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FT_Error error = 0;
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FT_Error error = FT_Err_Ok;
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FT_Vector bez_stack[34];
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FT_Vector* arc;
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FT_Vector* limit = bez_stack + 30;
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FT_Angle start_angle;
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FT_Bool first_arc = 1;
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FT_Bool first_arc = TRUE;
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arc = bez_stack;
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@ -1206,7 +1206,7 @@
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if ( first_arc )
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{
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first_arc = 0;
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first_arc = FALSE;
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start_angle = angle_in;
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@ -1275,12 +1275,12 @@
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FT_Vector* control2,
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FT_Vector* to )
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{
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FT_Error error = 0;
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FT_Error error = FT_Err_Ok;
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FT_Vector bez_stack[37];
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FT_Vector* arc;
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FT_Vector* limit = bez_stack + 32;
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FT_Angle start_angle;
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FT_Bool first_arc = 1;
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FT_Bool first_arc = TRUE;
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arc = bez_stack;
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@ -1308,7 +1308,7 @@
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if ( first_arc )
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{
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first_arc = 0;
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first_arc = FALSE;
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/* process corner if necessary */
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start_angle = angle_in;
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@ -1386,15 +1386,16 @@
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{
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/* We cannot process the first point, because there is not enough */
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/* information regarding its corner/cap. The latter will be processed */
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/* in the "end_subpath" routine. */
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/* in the `FT_Stroker_EndSubPath' routine. */
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/* */
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stroker->first_point = 1;
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stroker->center = *to;
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stroker->subpath_open = open;
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stroker->first_point = TRUE;
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stroker->center = *to;
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stroker->subpath_open = open;
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/* record the subpath start point index for each border */
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/* record the subpath start point for each border */
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stroker->subpath_start = *to;
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return 0;
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return FT_Err_Ok;
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}
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@ -1402,10 +1403,10 @@
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ft_stroker_add_reverse_left( FT_Stroker stroker,
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FT_Bool open )
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{
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FT_StrokeBorder right = stroker->borders + 0;
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FT_StrokeBorder left = stroker->borders + 1;
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FT_StrokeBorder right = stroker->borders + 0;
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FT_StrokeBorder left = stroker->borders + 1;
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FT_Int new_points;
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FT_Error error = 0;
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FT_Error error = FT_Err_Ok;
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FT_ASSERT( left->start >= 0 );
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@ -1452,8 +1453,8 @@
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left->num_points = left->start;
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right->num_points += new_points;
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right->movable = 0;
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left->movable = 0;
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right->movable = FALSE;
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left->movable = FALSE;
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}
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Exit:
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@ -1467,7 +1468,8 @@
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FT_EXPORT_DEF( FT_Error )
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FT_Stroker_EndSubPath( FT_Stroker stroker )
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{
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FT_Error error = 0;
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FT_Error error = FT_Err_Ok;
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if ( stroker->subpath_open )
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{
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@ -1480,8 +1482,8 @@
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if ( error )
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goto Exit;
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/* add reversed points from "left" to "right" */
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error = ft_stroker_add_reverse_left( stroker, 1 );
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/* add reversed points from `left' to `right' */
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error = ft_stroker_add_reverse_left( stroker, TRUE );
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if ( error )
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goto Exit;
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@ -1494,7 +1496,7 @@
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/* Now end the right subpath accordingly. The left one is */
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/* rewind and doesn't need further processing. */
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ft_stroke_border_close( right, 0 );
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ft_stroke_border_close( right, FALSE );
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}
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else
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{
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@ -1536,8 +1538,8 @@
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}
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/* then end our two subpaths */
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ft_stroke_border_close( stroker->borders + 0, 1 );
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ft_stroke_border_close( stroker->borders + 1, 0 );
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ft_stroke_border_close( stroker->borders + 0, TRUE );
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ft_stroke_border_close( stroker->borders + 1, FALSE );
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}
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Exit:
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@ -1692,7 +1694,7 @@
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v_control = v_start;
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point = outline->points + first;
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tags = outline->tags + first;
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tags = outline->tags + first;
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tag = FT_CURVE_TAG( tags[0] );
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/* A contour cannot start with a cubic control point! */
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@ -1836,7 +1838,7 @@
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first = last + 1;
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}
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return 0;
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return FT_Err_Ok;
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Exit:
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return error;
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@ -1884,7 +1886,7 @@
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FT_UInt num_points, num_contours;
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error = FT_Stroker_ParseOutline( stroker, outline, 0 );
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error = FT_Stroker_ParseOutline( stroker, outline, FALSE );
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if ( error )
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goto Fail;
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@ -1967,7 +1969,7 @@
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border = FT_STROKER_BORDER_LEFT;
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}
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error = FT_Stroker_ParseOutline( stroker, outline, 0 );
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error = FT_Stroker_ParseOutline( stroker, outline, FALSE );
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if ( error )
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goto Fail;
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