Fixed #547 (better error messages on some Shape methods, fixed doc). (#550)

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Matthias Köfferlein 2020-05-11 19:24:44 +02:00 committed by GitHub
parent 296ec5aebf
commit 3f8090b3fd
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3 changed files with 126 additions and 32 deletions

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@ -24,10 +24,51 @@
#include "dbShape.h"
#include "dbBoxConvert.h"
#include "dbPolygonTools.h"
#include "tlCpp.h"
namespace db
{
static NO_RETURN void raise_no_path ()
{
throw tl::Exception (tl::to_string (tr ("Shape is not a path")));
}
static NO_RETURN void raise_no_polygon ()
{
throw tl::Exception (tl::to_string (tr ("Shape is not a general or simple polygon")));
}
static NO_RETURN void raise_no_general_polygon ()
{
throw tl::Exception (tl::to_string (tr ("Shape is not a general polygon")));
}
static NO_RETURN void raise_no_simple_polygon ()
{
throw tl::Exception (tl::to_string (tr ("Shape is not a simple polygon-type")));
}
static NO_RETURN void raise_no_box ()
{
throw tl::Exception (tl::to_string (tr ("Shape is not a box")));
}
static NO_RETURN void raise_no_text ()
{
throw tl::Exception (tl::to_string (tr ("Shape is not a text")));
}
static NO_RETURN void raise_invalid_hole_index_on_polygon ()
{
throw tl::Exception (tl::to_string (tr ("Invalid hole index")));
}
static NO_RETURN void raise_invalid_hole_index_on_simple_polygon ()
{
throw tl::Exception (tl::to_string (tr ("A simple polygon doesn't have holes")));
}
// -------------------------------------------------------------------------------
// Shape implementation
@ -145,7 +186,7 @@ Shape::point_iterator Shape::begin_point () const
} else if (m_type == PathRef || m_type == PathPtrArrayMember) {
return point_iterator (path_ref ().begin ());
} else {
tl_assert (false);
raise_no_path ();
}
}
@ -156,7 +197,7 @@ Shape::point_iterator Shape::end_point () const
} else if (m_type == PathRef || m_type == PathPtrArrayMember) {
return point_iterator (path_ref ().end ());
} else {
tl_assert (false);
raise_no_path ();
}
}
@ -171,7 +212,7 @@ Shape::point_iterator Shape::begin_hull () const
} else if (m_type == PolygonRef || m_type == PolygonPtrArrayMember) {
return point_iterator (polygon_ref ().begin_hull ());
} else {
tl_assert (false);
raise_no_polygon ();
}
}
@ -186,37 +227,45 @@ Shape::point_iterator Shape::end_hull () const
} else if (m_type == PolygonRef || m_type == PolygonPtrArrayMember) {
return point_iterator (polygon_ref ().end_hull ());
} else {
tl_assert (false);
raise_no_polygon ();
}
}
Shape::point_iterator Shape::begin_hole (unsigned int hole) const
{
if (m_type == SimplePolygon) {
return point_iterator (simple_polygon ().begin_hole (hole));
} else if (m_type == SimplePolygonRef || m_type == SimplePolygonPtrArrayMember) {
return point_iterator (simple_polygon_ref ().begin_hole (hole));
if (m_type == SimplePolygon || m_type == SimplePolygonRef || m_type == SimplePolygonPtrArrayMember) {
raise_invalid_hole_index_on_simple_polygon ();
} else if (m_type == Polygon) {
if (hole >= polygon ().holes ()) {
raise_invalid_hole_index_on_polygon ();
}
return point_iterator (polygon ().begin_hole (hole));
} else if (m_type == PolygonRef || m_type == PolygonPtrArrayMember) {
if (hole >= polygon_ref ().obj ().holes ()) {
raise_invalid_hole_index_on_polygon ();
}
return point_iterator (polygon_ref ().begin_hole (hole));
} else {
tl_assert (false);
raise_no_polygon ();
}
}
Shape::point_iterator Shape::end_hole (unsigned int hole) const
{
if (m_type == SimplePolygon) {
return point_iterator (simple_polygon ().end_hole (hole));
} else if (m_type == SimplePolygonRef || m_type == SimplePolygonPtrArrayMember) {
return point_iterator (simple_polygon_ref ().end_hole (hole));
if (m_type == SimplePolygon || m_type == SimplePolygonRef || m_type == SimplePolygonPtrArrayMember) {
raise_invalid_hole_index_on_simple_polygon ();
} else if (m_type == Polygon) {
if (hole >= polygon ().holes ()) {
raise_invalid_hole_index_on_polygon ();
}
return point_iterator (polygon ().end_hole (hole));
} else if (m_type == PolygonRef || m_type == PolygonPtrArrayMember) {
if (hole >= polygon_ref ().obj ().holes ()) {
raise_invalid_hole_index_on_polygon ();
}
return point_iterator (polygon_ref ().end_hole (hole));
} else {
tl_assert (false);
raise_no_polygon ();
}
}
@ -231,7 +280,7 @@ unsigned int Shape::holes () const
} else if (m_type == PolygonRef || m_type == PolygonPtrArrayMember) {
return polygon_ref ().obj ().holes ();
} else {
tl_assert (false);
raise_no_polygon ();
}
}
@ -246,7 +295,7 @@ Shape::polygon_edge_iterator Shape::begin_edge () const
} else if (m_type == PolygonRef || m_type == PolygonPtrArrayMember) {
return polygon_edge_iterator (polygon_ref ().begin_edge ());
} else {
tl_assert (false);
raise_no_polygon ();
}
}
@ -269,29 +318,31 @@ Shape::polygon_edge_iterator Shape::begin_edge (unsigned int c) const
} else if (m_type == PolygonRef || m_type == PolygonPtrArrayMember) {
return polygon_edge_iterator (polygon_ref ().begin_edge (c));
} else {
tl_assert (false);
raise_no_polygon ();
}
}
Shape::polygon_ref_type Shape::polygon_ref () const
{
tl_assert (m_type == PolygonRef || m_type == PolygonPtrArrayMember);
if (m_type == PolygonRef) {
return *basic_ptr (polygon_ref_type::tag ());
} else {
} else if (m_type == PolygonPtrArrayMember) {
tl_assert (m_trans.rot () == 0);
return polygon_ref_type (&basic_ptr (polygon_ptr_array_type::tag ())->object ().obj (), m_trans.disp ());
} else {
raise_no_general_polygon ();
}
}
Shape::simple_polygon_ref_type Shape::simple_polygon_ref () const
{
tl_assert (m_type == SimplePolygonRef || m_type == SimplePolygonPtrArrayMember);
if (m_type == SimplePolygonRef) {
return *basic_ptr (simple_polygon_ref_type::tag ());
} else {
} else if (SimplePolygonPtrArrayMember) {
tl_assert (m_trans.rot () == 0);
return simple_polygon_ref_type (&basic_ptr (simple_polygon_ptr_array_type::tag ())->object ().obj (), m_trans.disp ());
} else {
raise_no_simple_polygon ();
}
}
@ -363,12 +414,13 @@ bool Shape::simple_polygon (Shape::simple_polygon_type &p) const
Shape::path_ref_type Shape::path_ref () const
{
tl_assert (m_type == PathRef || m_type == PathPtrArrayMember);
if (m_type == PathRef) {
return *basic_ptr (path_ref_type::tag ());
} else {
} else if (m_type == PathPtrArrayMember) {
tl_assert (m_trans.rot () == 0);
return path_ref_type (&basic_ptr (path_ptr_array_type::tag ())->object ().obj (), m_trans.disp ());
} else {
raise_no_path ();
}
}
@ -423,12 +475,13 @@ bool Shape::path (Shape::path_type &p) const
Shape::text_ref_type Shape::text_ref () const
{
tl_assert (m_type == TextRef || m_type == TextPtrArrayMember);
if (m_type == TextRef) {
return *basic_ptr (text_ref_type::tag ());
} else {
} else if (m_type == TextPtrArrayMember) {
tl_assert (m_trans.rot () == 0);
return text_ref_type (&basic_ptr (text_ptr_array_type::tag ())->object ().obj (), disp_type (m_trans.disp ()));
} else {
raise_no_text ();
}
}
@ -503,15 +556,16 @@ db::VAlign Shape::text_valign () const
Shape::box_type Shape::box () const
{
tl_assert (m_type == Box || m_type == ShortBox || m_type == BoxArrayMember || m_type == ShortBoxArrayMember);
if (m_type == Box) {
return *basic_ptr (box_type::tag ());
} else if (m_type == ShortBox) {
return Shape::box_type (*basic_ptr (short_box_type::tag ()));
} else if (m_type == BoxArrayMember) {
return m_trans * basic_ptr (box_array_type::tag ())->object ();
} else {
} else if (m_type == ShortBoxArrayMember) {
return m_trans * basic_ptr (short_box_array_type::tag ())->object ();
} else {
raise_no_box ();
}
}

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@ -1150,10 +1150,10 @@ end</pre>
</p>
<p>In every case, the <class_doc href="Shape#each_edge"/> iterator will deliver all edges (connections between points
of the polygon). <class_doc href="Shape#each_point"/> will deliver every point of the polygon, including that of the
holes. <class_doc href="Shape#each_point_hull"/> will only deliver the points of the outer (hull) contour and
of the polygon).
<class_doc href="Shape#each_point_hull"/> will deliver the points of the outer (hull) contour and
<class_doc href="Shape#each_point_hole"/> will deliver the points of a specific hole contour. <class_doc href="Shape#holes"/> will deliver
the number of holes. A simple polygon does not have holes.
the number of holes. A simple polygon does not have holes and <class_doc href="Shape#holes"/> always gives zero.
</p>
<p>The <class_doc href="Shape#polygon"/> getter delivers a <class_doc href="Polygon"/> object. The same

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@ -272,6 +272,24 @@ class DBShapes_TestClass < TestBase
assert_equal( arr[0].path.inspect, "nil" )
assert_equal( arr[0].text.inspect, "nil" )
assert_equal( arr[0].is_simple_polygon?, true )
begin
arr[0].each_point { |x| }
assert_equal(true, false)
rescue => ex
assert_equal(ex.to_s, "Shape is not a path in Shape::each_point")
end
begin
arr[0].each_point_hole(0) { |x| }
assert_equal(true, false)
rescue => ex
assert_equal(ex.to_s, "A simple polygon doesn't have holes in Shape::each_point_hole")
end
begin
arr[0].text_string
assert_equal(true, false)
rescue => ex
assert_equal(ex.to_s, "Shape is not a text in Shape::text_string")
end
assert_equal( arr[0].simple_polygon == a, true )
assert_equal( arr[0].polygon == b, true )
assert_equal( arr[0].holes, 0 )
@ -290,6 +308,7 @@ class DBShapes_TestClass < TestBase
# polygons
a = RBA::Polygon::new( [ RBA::Point::new( 0, 1 ), RBA::Point::new( 1, 5 ), RBA::Point::new( 5, 5 ) ] )
a.insert_hole( [ RBA::Point::new( 1, 2 ), RBA::Point::new( 2, 4 ), RBA::Point::new( 4, 4 ) ] )
c1.shapes( lindex ).insert( a )
arr = []
shapes.each( RBA::Shapes::SPolygons ) { |s| arr.push( s ) }
@ -301,14 +320,23 @@ class DBShapes_TestClass < TestBase
assert_equal( arr[0].is_polygon?, true )
assert_equal( arr[0].is_simple_polygon?, false )
assert_equal( arr[0].polygon == a, true )
assert_equal( arr[0].holes, 0 )
assert_equal( arr[0].holes, 1 )
assert_equal( arr[0].bbox == a.bbox, true )
parr = []
arr[0].each_point_hull { |p| parr.push( p.to_s ) }
assert_equal( parr, ["0,1", "1,5", "5,5"] )
parr = []
arr[0].each_point_hole(0) { |p| parr.push( p.to_s ) }
assert_equal( parr, ["1,2", "4,4", "2,4"] )
begin
arr[0].each_point_hole(1) { |x| }
assert_equal(true, false)
rescue => ex
assert_equal(ex.to_s, "Invalid hole index in Shape::each_point_hole")
end
earr = []
arr[0].each_edge { |e| earr.push( e.to_s ) }
assert_equal( earr, ["(0,1;1,5)", "(1,5;5,5)", "(5,5;0,1)"] )
assert_equal( earr, ["(0,1;1,5)", "(1,5;5,5)", "(5,5;0,1)", "(1,2;4,4)", "(4,4;2,4)", "(2,4;1,2)"] )
arr = []
shapes.each( RBA::Shapes::SBoxes ) { |s| arr.push( s ) }
assert_equal( arr.size, 1 )
@ -520,6 +548,18 @@ class DBShapes_TestClass < TestBase
assert_equal( arr[0].is_null?, false )
assert_equal( arr[0].type, RBA::Shape::t_path )
assert_equal( arr[0].is_path?, true )
begin
arr[0].each_point_hull { |x| }
assert_equal(true, false)
rescue => ex
assert_equal(ex.to_s, "Shape is not a general or simple polygon in Shape::each_point_hull")
end
begin
arr[0].each_point_hole(0) { |x| }
assert_equal(true, false)
rescue => ex
assert_equal(ex.to_s, "Shape is not a general or simple polygon in Shape::each_point_hole")
end
assert_equal( arr[0].dpolygon.to_s, "(0.012,0.007;-0.012,0.013;-0.002,0.053;0.022,0.047)" )
assert_equal( arr[0].dsimple_polygon.to_s, "(0.012,0.007;-0.012,0.013;-0.002,0.053;0.022,0.047)" )
assert_equal( arr[0].dedge.inspect, "nil" )