diff --git a/src/base/ftstroke.c b/src/base/ftstroke.c index 5dfee8ba3..fd04d2765 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;