843e19887f64dde75055cf8842fc4db2171eff45johnlev

843e19887f64dde75055cf8842fc4db2171eff45johnlev

843e19887f64dde75055cf8842fc4db2171eff45johnlev#ifdef HAVE_CONFIG_H

843e19887f64dde75055cf8842fc4db2171eff45johnlev# include "config.h"

843e19887f64dde75055cf8842fc4db2171eff45johnlev#endif

843e19887f64dde75055cf8842fc4db2171eff45johnlev

843e19887f64dde75055cf8842fc4db2171eff45johnlev#include <cstring>

349b53dd4e695e3d833b5380540385145b2d3ae8Stuart Maybee#include <string>

843e19887f64dde75055cf8842fc4db2171eff45johnlev

843e19887f64dde75055cf8842fc4db2171eff45johnlev#include "svg/svg.h"

843e19887f64dde75055cf8842fc4db2171eff45johnlev#include "attributes.h"

843e19887f64dde75055cf8842fc4db2171eff45johnlev#include "display/curve.h"

a576ab5b6e08c47732b3dedca9eaa8a8cbb85720rab#include <glibmm/i18n.h>

a576ab5b6e08c47732b3dedca9eaa8a8cbb85720rab

a576ab5b6e08c47732b3dedca9eaa8a8cbb85720rab#include "livarot/Path.h"

a576ab5b6e08c47732b3dedca9eaa8a8cbb85720rab#include "livarot/Shape.h"

a576ab5b6e08c47732b3dedca9eaa8a8cbb85720rab

a576ab5b6e08c47732b3dedca9eaa8a8cbb85720rab#include "enums.h"

a576ab5b6e08c47732b3dedca9eaa8a8cbb85720rab#include "preferences.h"

a576ab5b6e08c47732b3dedca9eaa8a8cbb85720rab#include "sp-text.h"

a576ab5b6e08c47732b3dedca9eaa8a8cbb85720rab#include "sp-offset.h"

a576ab5b6e08c47732b3dedca9eaa8a8cbb85720rab#include "sp-use-reference.h"

a576ab5b6e08c47732b3dedca9eaa8a8cbb85720rab#include "uri.h"

a576ab5b6e08c47732b3dedca9eaa8a8cbb85720rab

a576ab5b6e08c47732b3dedca9eaa8a8cbb85720rab#include <libnr/nr-matrix-fns.h>

a576ab5b6e08c47732b3dedca9eaa8a8cbb85720rab#include <2geom/pathvector.h>

843e19887f64dde75055cf8842fc4db2171eff45johnlev

843e19887f64dde75055cf8842fc4db2171eff45johnlev#include "xml/repr.h"

843e19887f64dde75055cf8842fc4db2171eff45johnlev

843e19887f64dde75055cf8842fc4db2171eff45johnlevclass SPDocument;

843e19887f64dde75055cf8842fc4db2171eff45johnlev

843e19887f64dde75055cf8842fc4db2171eff45johnlev#define noOFFSET_VERBOSE

843e19887f64dde75055cf8842fc4db2171eff45johnlev

843e19887f64dde75055cf8842fc4db2171eff45johnlev

a576ab5b6e08c47732b3dedca9eaa8a8cbb85720rabstatic void sp_offset_class_init (SPOffsetClass * klass);

a576ab5b6e08c47732b3dedca9eaa8a8cbb85720rabstatic void sp_offset_init (SPOffset * offset);

843e19887f64dde75055cf8842fc4db2171eff45johnlevstatic void sp_offset_finalize(GObject *obj);

843e19887f64dde75055cf8842fc4db2171eff45johnlev

843e19887f64dde75055cf8842fc4db2171eff45johnlevstatic void sp_offset_build (SPObject * object, SPDocument * document,

843e19887f64dde75055cf8842fc4db2171eff45johnlev Inkscape::XML::Node * repr);

843e19887f64dde75055cf8842fc4db2171eff45johnlevstatic Inkscape::XML::Node *sp_offset_write (SPObject * object, Inkscape::XML::Document *doc, Inkscape::XML::Node * repr,

843e19887f64dde75055cf8842fc4db2171eff45johnlev guint flags);

843e19887f64dde75055cf8842fc4db2171eff45johnlevstatic void sp_offset_set (SPObject * object, unsigned int key,

843e19887f64dde75055cf8842fc4db2171eff45johnlev const gchar * value);

843e19887f64dde75055cf8842fc4db2171eff45johnlevstatic void sp_offset_update (SPObject * object, SPCtx * ctx, guint flags);

843e19887f64dde75055cf8842fc4db2171eff45johnlevstatic void sp_offset_release (SPObject * object);

843e19887f64dde75055cf8842fc4db2171eff45johnlev

843e19887f64dde75055cf8842fc4db2171eff45johnlevstatic gchar *sp_offset_description (SPItem * item);

a576ab5b6e08c47732b3dedca9eaa8a8cbb85720rabstatic void sp_offset_snappoints(SPItem const *item, std::vector<Inkscape::SnapCandidatePoint> &p, Inkscape::SnapPreferences const *snapprefs);

a576ab5b6e08c47732b3dedca9eaa8a8cbb85720rabstatic void sp_offset_set_shape (SPShape * shape);

5d2eda970e48f8985448151c73e699614ce9f357John Levon

a576ab5b6e08c47732b3dedca9eaa8a8cbb85720rabstatic void refresh_offset_source(SPOffset* offset);

a576ab5b6e08c47732b3dedca9eaa8a8cbb85720rab

5d2eda970e48f8985448151c73e699614ce9f357John Levonstatic void sp_offset_start_listening(SPOffset *offset,SPObject* to);

a576ab5b6e08c47732b3dedca9eaa8a8cbb85720rabstatic void sp_offset_quit_listening(SPOffset *offset);

a576ab5b6e08c47732b3dedca9eaa8a8cbb85720rabstatic void sp_offset_href_changed(SPObject *old_ref, SPObject *ref, SPOffset *offset);

843e19887f64dde75055cf8842fc4db2171eff45johnlevstatic void sp_offset_move_compensate(Geom::Affine const *mp, SPItem *original, SPOffset *self);

843e19887f64dde75055cf8842fc4db2171eff45johnlevstatic void sp_offset_delete_self(SPObject *deleted, SPOffset *self);

843e19887f64dde75055cf8842fc4db2171eff45johnlevstatic void sp_offset_source_modified (SPObject *iSource, guint flags, SPItem *item);

843e19887f64dde75055cf8842fc4db2171eff45johnlev

a576ab5b6e08c47732b3dedca9eaa8a8cbb85720rab

843e19887f64dde75055cf8842fc4db2171eff45johnlevstatic bool use_slow_but_correct_offset_method=false;

843e19887f64dde75055cf8842fc4db2171eff45johnlev

843e19887f64dde75055cf8842fc4db2171eff45johnlev

843e19887f64dde75055cf8842fc4db2171eff45johnlevstatic SPShapeClass *parent_class;

843e19887f64dde75055cf8842fc4db2171eff45johnlev

843e19887f64dde75055cf8842fc4db2171eff45johnlevsp_offset_get_type (void)

843e19887f64dde75055cf8842fc4db2171eff45johnlev{

843e19887f64dde75055cf8842fc4db2171eff45johnlev static GType offset_type = 0;

843e19887f64dde75055cf8842fc4db2171eff45johnlev

843e19887f64dde75055cf8842fc4db2171eff45johnlev if (!offset_type)

a576ab5b6e08c47732b3dedca9eaa8a8cbb85720rab {

a576ab5b6e08c47732b3dedca9eaa8a8cbb85720rab GTypeInfo offset_info = {

a576ab5b6e08c47732b3dedca9eaa8a8cbb85720rab sizeof (SPOffsetClass),

a576ab5b6e08c47732b3dedca9eaa8a8cbb85720rab NULL, /* base_init */

a576ab5b6e08c47732b3dedca9eaa8a8cbb85720rab NULL, /* base_finalize */

a576ab5b6e08c47732b3dedca9eaa8a8cbb85720rab (GClassInitFunc) sp_offset_class_init,

a576ab5b6e08c47732b3dedca9eaa8a8cbb85720rab NULL, /* class_finalize */

a576ab5b6e08c47732b3dedca9eaa8a8cbb85720rab NULL, /* class_data */

a576ab5b6e08c47732b3dedca9eaa8a8cbb85720rab sizeof (SPOffset),

a576ab5b6e08c47732b3dedca9eaa8a8cbb85720rab 16, /* n_preallocs */

a576ab5b6e08c47732b3dedca9eaa8a8cbb85720rab (GInstanceInitFunc) sp_offset_init,

a576ab5b6e08c47732b3dedca9eaa8a8cbb85720rab NULL, /* value_table */

a576ab5b6e08c47732b3dedca9eaa8a8cbb85720rab };

a576ab5b6e08c47732b3dedca9eaa8a8cbb85720rab offset_type =

a576ab5b6e08c47732b3dedca9eaa8a8cbb85720rab g_type_register_static (SP_TYPE_SHAPE, "SPOffset", &offset_info,

a576ab5b6e08c47732b3dedca9eaa8a8cbb85720rab (GTypeFlags) 0);

a576ab5b6e08c47732b3dedca9eaa8a8cbb85720rab }

a576ab5b6e08c47732b3dedca9eaa8a8cbb85720rab return offset_type;

a576ab5b6e08c47732b3dedca9eaa8a8cbb85720rab}

a576ab5b6e08c47732b3dedca9eaa8a8cbb85720rab

a576ab5b6e08c47732b3dedca9eaa8a8cbb85720rabstatic void

a576ab5b6e08c47732b3dedca9eaa8a8cbb85720rabsp_offset_class_init(SPOffsetClass *klass)

a576ab5b6e08c47732b3dedca9eaa8a8cbb85720rab{

a576ab5b6e08c47732b3dedca9eaa8a8cbb85720rab GObjectClass *gobject_class = (GObjectClass *) klass;

843e19887f64dde75055cf8842fc4db2171eff45johnlev SPObjectClass *sp_object_class = (SPObjectClass *) klass;

843e19887f64dde75055cf8842fc4db2171eff45johnlev SPItemClass *item_class = (SPItemClass *) klass;

843e19887f64dde75055cf8842fc4db2171eff45johnlev SPShapeClass *shape_class = (SPShapeClass *) klass;

843e19887f64dde75055cf8842fc4db2171eff45johnlev

843e19887f64dde75055cf8842fc4db2171eff45johnlev parent_class = (SPShapeClass *) g_type_class_ref (SP_TYPE_SHAPE);

843e19887f64dde75055cf8842fc4db2171eff45johnlev

843e19887f64dde75055cf8842fc4db2171eff45johnlev gobject_class->finalize = sp_offset_finalize;

843e19887f64dde75055cf8842fc4db2171eff45johnlev

843e19887f64dde75055cf8842fc4db2171eff45johnlev sp_object_class->build = sp_offset_build;

843e19887f64dde75055cf8842fc4db2171eff45johnlev sp_object_class->write = sp_offset_write;

843e19887f64dde75055cf8842fc4db2171eff45johnlev sp_object_class->set = sp_offset_set;

843e19887f64dde75055cf8842fc4db2171eff45johnlev sp_object_class->update = sp_offset_update;

a576ab5b6e08c47732b3dedca9eaa8a8cbb85720rab sp_object_class->release = sp_offset_release;

a576ab5b6e08c47732b3dedca9eaa8a8cbb85720rab

a576ab5b6e08c47732b3dedca9eaa8a8cbb85720rab item_class->description = sp_offset_description;

a576ab5b6e08c47732b3dedca9eaa8a8cbb85720rab item_class->snappoints = sp_offset_snappoints;

a576ab5b6e08c47732b3dedca9eaa8a8cbb85720rab

a576ab5b6e08c47732b3dedca9eaa8a8cbb85720rab shape_class->set_shape = sp_offset_set_shape;

a576ab5b6e08c47732b3dedca9eaa8a8cbb85720rab}

a576ab5b6e08c47732b3dedca9eaa8a8cbb85720rab

a576ab5b6e08c47732b3dedca9eaa8a8cbb85720rabstatic void

843e19887f64dde75055cf8842fc4db2171eff45johnlevsp_offset_init(SPOffset *offset)

843e19887f64dde75055cf8842fc4db2171eff45johnlev{

843e19887f64dde75055cf8842fc4db2171eff45johnlev offset->rad = 1.0;

5d2eda970e48f8985448151c73e699614ce9f357John Levon offset->original = NULL;

a576ab5b6e08c47732b3dedca9eaa8a8cbb85720rab offset->originalPath = NULL;

a576ab5b6e08c47732b3dedca9eaa8a8cbb85720rab offset->knotSet = false;

a576ab5b6e08c47732b3dedca9eaa8a8cbb85720rab offset->sourceDirty=false;

a576ab5b6e08c47732b3dedca9eaa8a8cbb85720rab offset->isUpdating=false;

a576ab5b6e08c47732b3dedca9eaa8a8cbb85720rab // init various connections

a576ab5b6e08c47732b3dedca9eaa8a8cbb85720rab offset->sourceHref = NULL;

a576ab5b6e08c47732b3dedca9eaa8a8cbb85720rab offset->sourceRepr = NULL;

a576ab5b6e08c47732b3dedca9eaa8a8cbb85720rab offset->sourceObject = NULL;

a576ab5b6e08c47732b3dedca9eaa8a8cbb85720rab new (&offset->_modified_connection) sigc::connection();

843e19887f64dde75055cf8842fc4db2171eff45johnlev new (&offset->_delete_connection) sigc::connection();

a576ab5b6e08c47732b3dedca9eaa8a8cbb85720rab new (&offset->_changed_connection) sigc::connection();

a576ab5b6e08c47732b3dedca9eaa8a8cbb85720rab new (&offset->_transformed_connection) sigc::connection();

843e19887f64dde75055cf8842fc4db2171eff45johnlev // set up the uri reference

a576ab5b6e08c47732b3dedca9eaa8a8cbb85720rab offset->sourceRef = new SPUseReference(offset);

a576ab5b6e08c47732b3dedca9eaa8a8cbb85720rab offset->_changed_connection = offset->sourceRef->changedSignal().connect(sigc::bind(sigc::ptr_fun(sp_offset_href_changed), offset));

349b53dd4e695e3d833b5380540385145b2d3ae8Stuart Maybee}

349b53dd4e695e3d833b5380540385145b2d3ae8Stuart Maybee

843e19887f64dde75055cf8842fc4db2171eff45johnlevstatic void

843e19887f64dde75055cf8842fc4db2171eff45johnlevsp_offset_finalize(GObject *obj)

843e19887f64dde75055cf8842fc4db2171eff45johnlev{

843e19887f64dde75055cf8842fc4db2171eff45johnlev SPOffset *offset = (SPOffset *) obj;

a576ab5b6e08c47732b3dedca9eaa8a8cbb85720rab

a576ab5b6e08c47732b3dedca9eaa8a8cbb85720rab delete offset->sourceRef;

a576ab5b6e08c47732b3dedca9eaa8a8cbb85720rab

843e19887f64dde75055cf8842fc4db2171eff45johnlev offset->_modified_connection.disconnect();

843e19887f64dde75055cf8842fc4db2171eff45johnlev offset->_modified_connection.~connection();

843e19887f64dde75055cf8842fc4db2171eff45johnlev offset->_delete_connection.disconnect();

843e19887f64dde75055cf8842fc4db2171eff45johnlev offset->_delete_connection.~connection();

843e19887f64dde75055cf8842fc4db2171eff45johnlev offset->_changed_connection.disconnect();

843e19887f64dde75055cf8842fc4db2171eff45johnlev offset->_changed_connection.~connection();

843e19887f64dde75055cf8842fc4db2171eff45johnlev offset->_transformed_connection.disconnect();

843e19887f64dde75055cf8842fc4db2171eff45johnlev offset->_transformed_connection.~connection();

843e19887f64dde75055cf8842fc4db2171eff45johnlev}

843e19887f64dde75055cf8842fc4db2171eff45johnlev

843e19887f64dde75055cf8842fc4db2171eff45johnlevstatic void

843e19887f64dde75055cf8842fc4db2171eff45johnlevsp_offset_build(SPObject *object, SPDocument *document, Inkscape::XML::Node *repr)

843e19887f64dde75055cf8842fc4db2171eff45johnlev{

843e19887f64dde75055cf8842fc4db2171eff45johnlev if (((SPObjectClass *) parent_class)->build)

843e19887f64dde75055cf8842fc4db2171eff45johnlev ((SPObjectClass *) parent_class)->build (object, document, repr);

843e19887f64dde75055cf8842fc4db2171eff45johnlev

843e19887f64dde75055cf8842fc4db2171eff45johnlev //XML Tree being used directly here while it shouldn't be.

a576ab5b6e08c47732b3dedca9eaa8a8cbb85720rab if (object->getRepr()->attribute("inkscape:radius")) {

a576ab5b6e08c47732b3dedca9eaa8a8cbb85720rab object->readAttr( "inkscape:radius" );

a576ab5b6e08c47732b3dedca9eaa8a8cbb85720rab } else {

a576ab5b6e08c47732b3dedca9eaa8a8cbb85720rab //XML Tree being used directly here (as object->getRepr)

843e19887f64dde75055cf8842fc4db2171eff45johnlev //in all the below lines in the block while it shouldn't be.

843e19887f64dde75055cf8842fc4db2171eff45johnlev gchar const *oldA = object->getRepr()->attribute("sodipodi:radius");

843e19887f64dde75055cf8842fc4db2171eff45johnlev object->getRepr()->setAttribute("inkscape:radius",oldA);

843e19887f64dde75055cf8842fc4db2171eff45johnlev object->getRepr()->setAttribute("sodipodi:radius",NULL);

a576ab5b6e08c47732b3dedca9eaa8a8cbb85720rab

a576ab5b6e08c47732b3dedca9eaa8a8cbb85720rab object->readAttr( "inkscape:radius" );

a576ab5b6e08c47732b3dedca9eaa8a8cbb85720rab }

a576ab5b6e08c47732b3dedca9eaa8a8cbb85720rab if (object->getRepr()->attribute("inkscape:original")) {

a576ab5b6e08c47732b3dedca9eaa8a8cbb85720rab object->readAttr( "inkscape:original" );

a576ab5b6e08c47732b3dedca9eaa8a8cbb85720rab } else {

843e19887f64dde75055cf8842fc4db2171eff45johnlev gchar const *oldA = object->getRepr()->attribute("sodipodi:original");

843e19887f64dde75055cf8842fc4db2171eff45johnlev object->getRepr()->setAttribute("inkscape:original",oldA);

843e19887f64dde75055cf8842fc4db2171eff45johnlev object->getRepr()->setAttribute("sodipodi:original",NULL);

843e19887f64dde75055cf8842fc4db2171eff45johnlev

843e19887f64dde75055cf8842fc4db2171eff45johnlev object->readAttr( "inkscape:original" );

843e19887f64dde75055cf8842fc4db2171eff45johnlev }

843e19887f64dde75055cf8842fc4db2171eff45johnlev if (object->getRepr()->attribute("xlink:href")) {

843e19887f64dde75055cf8842fc4db2171eff45johnlev object->readAttr( "xlink:href" );

843e19887f64dde75055cf8842fc4db2171eff45johnlev } else {

843e19887f64dde75055cf8842fc4db2171eff45johnlev gchar const *oldA = object->getRepr()->attribute("inkscape:href");

843e19887f64dde75055cf8842fc4db2171eff45johnlev if (oldA) {

843e19887f64dde75055cf8842fc4db2171eff45johnlev size_t lA = strlen(oldA);

843e19887f64dde75055cf8842fc4db2171eff45johnlev char *nA=(char*)malloc((1+lA+1)*sizeof(char));

a576ab5b6e08c47732b3dedca9eaa8a8cbb85720rab memcpy(nA+1,oldA,lA*sizeof(char));

a576ab5b6e08c47732b3dedca9eaa8a8cbb85720rab nA[0]='#';

843e19887f64dde75055cf8842fc4db2171eff45johnlev nA[lA+1]=0;

a576ab5b6e08c47732b3dedca9eaa8a8cbb85720rab object->getRepr()->setAttribute("xlink:href",nA);

a576ab5b6e08c47732b3dedca9eaa8a8cbb85720rab free(nA);

a576ab5b6e08c47732b3dedca9eaa8a8cbb85720rab object->getRepr()->setAttribute("inkscape:href",NULL);

a576ab5b6e08c47732b3dedca9eaa8a8cbb85720rab }

843e19887f64dde75055cf8842fc4db2171eff45johnlev object->readAttr( "xlink:href" );

a576ab5b6e08c47732b3dedca9eaa8a8cbb85720rab }

a576ab5b6e08c47732b3dedca9eaa8a8cbb85720rab}

a576ab5b6e08c47732b3dedca9eaa8a8cbb85720rab

a576ab5b6e08c47732b3dedca9eaa8a8cbb85720rabstatic Inkscape::XML::Node *

843e19887f64dde75055cf8842fc4db2171eff45johnlevsp_offset_write(SPObject *object, Inkscape::XML::Document *xml_doc, Inkscape::XML::Node *repr, guint flags)

843e19887f64dde75055cf8842fc4db2171eff45johnlev{

a576ab5b6e08c47732b3dedca9eaa8a8cbb85720rab SPOffset *offset = SP_OFFSET (object);

a576ab5b6e08c47732b3dedca9eaa8a8cbb85720rab

a576ab5b6e08c47732b3dedca9eaa8a8cbb85720rab if ((flags & SP_OBJECT_WRITE_BUILD) && !repr) {

a576ab5b6e08c47732b3dedca9eaa8a8cbb85720rab repr = xml_doc->createElement("svg:path");

a576ab5b6e08c47732b3dedca9eaa8a8cbb85720rab }

a576ab5b6e08c47732b3dedca9eaa8a8cbb85720rab

a576ab5b6e08c47732b3dedca9eaa8a8cbb85720rab if (flags & SP_OBJECT_WRITE_EXT) {

a576ab5b6e08c47732b3dedca9eaa8a8cbb85720rab /** \todo

a576ab5b6e08c47732b3dedca9eaa8a8cbb85720rab repr->setAttribute("sodipodi:type", "inkscape:offset");

a576ab5b6e08c47732b3dedca9eaa8a8cbb85720rab sp_repr_set_svg_double(repr, "inkscape:radius", offset->rad);

a576ab5b6e08c47732b3dedca9eaa8a8cbb85720rab repr->setAttribute("inkscape:original", offset->original);

a576ab5b6e08c47732b3dedca9eaa8a8cbb85720rab repr->setAttribute("inkscape:href", offset->sourceHref);

a576ab5b6e08c47732b3dedca9eaa8a8cbb85720rab }

a576ab5b6e08c47732b3dedca9eaa8a8cbb85720rab

a576ab5b6e08c47732b3dedca9eaa8a8cbb85720rab

a576ab5b6e08c47732b3dedca9eaa8a8cbb85720rab // Make sure the object has curve

a576ab5b6e08c47732b3dedca9eaa8a8cbb85720rab SPCurve *curve = SP_SHAPE (offset)->getCurve();

a576ab5b6e08c47732b3dedca9eaa8a8cbb85720rab if (curve == NULL) {

a576ab5b6e08c47732b3dedca9eaa8a8cbb85720rab sp_offset_set_shape (SP_SHAPE (offset));

a576ab5b6e08c47732b3dedca9eaa8a8cbb85720rab }

a576ab5b6e08c47732b3dedca9eaa8a8cbb85720rab

a576ab5b6e08c47732b3dedca9eaa8a8cbb85720rab // write that curve to "d"

a576ab5b6e08c47732b3dedca9eaa8a8cbb85720rab char *d = sp_svg_write_path (((SPShape *) offset)->curve->get_pathvector());

a576ab5b6e08c47732b3dedca9eaa8a8cbb85720rab repr->setAttribute("d", d);

a576ab5b6e08c47732b3dedca9eaa8a8cbb85720rab g_free (d);

a576ab5b6e08c47732b3dedca9eaa8a8cbb85720rab

a576ab5b6e08c47732b3dedca9eaa8a8cbb85720rab if (((SPObjectClass *) (parent_class))->write)

a576ab5b6e08c47732b3dedca9eaa8a8cbb85720rab ((SPObjectClass *) (parent_class))->write (object, xml_doc, repr,

a576ab5b6e08c47732b3dedca9eaa8a8cbb85720rab flags | SP_SHAPE_WRITE_PATH);

a576ab5b6e08c47732b3dedca9eaa8a8cbb85720rab

a576ab5b6e08c47732b3dedca9eaa8a8cbb85720rab return repr;

a576ab5b6e08c47732b3dedca9eaa8a8cbb85720rab}

a576ab5b6e08c47732b3dedca9eaa8a8cbb85720rab

a576ab5b6e08c47732b3dedca9eaa8a8cbb85720rabstatic void

349b53dd4e695e3d833b5380540385145b2d3ae8Stuart Maybeesp_offset_release(SPObject *object)

349b53dd4e695e3d833b5380540385145b2d3ae8Stuart Maybee{

349b53dd4e695e3d833b5380540385145b2d3ae8Stuart Maybee SPOffset *offset = (SPOffset *) object;

349b53dd4e695e3d833b5380540385145b2d3ae8Stuart Maybee

349b53dd4e695e3d833b5380540385145b2d3ae8Stuart Maybee if (offset->original) free (offset->original);

349b53dd4e695e3d833b5380540385145b2d3ae8Stuart Maybee if (offset->originalPath) delete ((Path *) offset->originalPath);

349b53dd4e695e3d833b5380540385145b2d3ae8Stuart Maybee offset->original = NULL;

349b53dd4e695e3d833b5380540385145b2d3ae8Stuart Maybee offset->originalPath = NULL;

349b53dd4e695e3d833b5380540385145b2d3ae8Stuart Maybee

349b53dd4e695e3d833b5380540385145b2d3ae8Stuart Maybee sp_offset_quit_listening(offset);

a576ab5b6e08c47732b3dedca9eaa8a8cbb85720rab

a576ab5b6e08c47732b3dedca9eaa8a8cbb85720rab offset->_changed_connection.disconnect();

349b53dd4e695e3d833b5380540385145b2d3ae8Stuart Maybee g_free(offset->sourceHref);

349b53dd4e695e3d833b5380540385145b2d3ae8Stuart Maybee offset->sourceHref = NULL;

349b53dd4e695e3d833b5380540385145b2d3ae8Stuart Maybee offset->sourceRef->detach();

a576ab5b6e08c47732b3dedca9eaa8a8cbb85720rab

a576ab5b6e08c47732b3dedca9eaa8a8cbb85720rab if (((SPObjectClass *) parent_class)->release) {

a576ab5b6e08c47732b3dedca9eaa8a8cbb85720rab ((SPObjectClass *) parent_class)->release (object);

a576ab5b6e08c47732b3dedca9eaa8a8cbb85720rab }

a576ab5b6e08c47732b3dedca9eaa8a8cbb85720rab

a576ab5b6e08c47732b3dedca9eaa8a8cbb85720rab}

a576ab5b6e08c47732b3dedca9eaa8a8cbb85720rab

a576ab5b6e08c47732b3dedca9eaa8a8cbb85720rabstatic void

a576ab5b6e08c47732b3dedca9eaa8a8cbb85720rabsp_offset_set(SPObject *object, unsigned key, gchar const *value)

a576ab5b6e08c47732b3dedca9eaa8a8cbb85720rab{

a576ab5b6e08c47732b3dedca9eaa8a8cbb85720rab SPOffset *offset = SP_OFFSET (object);

a576ab5b6e08c47732b3dedca9eaa8a8cbb85720rab

843e19887f64dde75055cf8842fc4db2171eff45johnlev if ( offset->sourceDirty ) refresh_offset_source(offset);

843e19887f64dde75055cf8842fc4db2171eff45johnlev

843e19887f64dde75055cf8842fc4db2171eff45johnlev /* fixme: we should really collect updates */

843e19887f64dde75055cf8842fc4db2171eff45johnlev switch (key)

843e19887f64dde75055cf8842fc4db2171eff45johnlev {

843e19887f64dde75055cf8842fc4db2171eff45johnlev case SP_ATTR_INKSCAPE_ORIGINAL:

843e19887f64dde75055cf8842fc4db2171eff45johnlev case SP_ATTR_SODIPODI_ORIGINAL:

843e19887f64dde75055cf8842fc4db2171eff45johnlev if (value == NULL) {

843e19887f64dde75055cf8842fc4db2171eff45johnlev } else {

843e19887f64dde75055cf8842fc4db2171eff45johnlev if (offset->original) {

843e19887f64dde75055cf8842fc4db2171eff45johnlev free (offset->original);

843e19887f64dde75055cf8842fc4db2171eff45johnlev delete ((Path *) offset->originalPath);

843e19887f64dde75055cf8842fc4db2171eff45johnlev offset->original = NULL;

843e19887f64dde75055cf8842fc4db2171eff45johnlev offset->originalPath = NULL;

843e19887f64dde75055cf8842fc4db2171eff45johnlev }

a576ab5b6e08c47732b3dedca9eaa8a8cbb85720rab

a576ab5b6e08c47732b3dedca9eaa8a8cbb85720rab offset->original = strdup (value);

a576ab5b6e08c47732b3dedca9eaa8a8cbb85720rab

843e19887f64dde75055cf8842fc4db2171eff45johnlev Geom::PathVector pv = sp_svg_read_pathv(offset->original);

843e19887f64dde75055cf8842fc4db2171eff45johnlev offset->originalPath = new Path;

843e19887f64dde75055cf8842fc4db2171eff45johnlev reinterpret_cast<Path *>(offset->originalPath)->LoadPathVector(pv);

843e19887f64dde75055cf8842fc4db2171eff45johnlev

843e19887f64dde75055cf8842fc4db2171eff45johnlev offset->knotSet = false;

843e19887f64dde75055cf8842fc4db2171eff45johnlev if ( offset->isUpdating == false ) object->requestDisplayUpdate(SP_OBJECT_MODIFIED_FLAG);

843e19887f64dde75055cf8842fc4db2171eff45johnlev }

843e19887f64dde75055cf8842fc4db2171eff45johnlev break;

a576ab5b6e08c47732b3dedca9eaa8a8cbb85720rab case SP_ATTR_INKSCAPE_RADIUS:

843e19887f64dde75055cf8842fc4db2171eff45johnlev case SP_ATTR_SODIPODI_RADIUS:

843e19887f64dde75055cf8842fc4db2171eff45johnlev if (!sp_svg_length_read_computed_absolute (value, &offset->rad)) {

843e19887f64dde75055cf8842fc4db2171eff45johnlev if (fabs (offset->rad) < 0.01)

843e19887f64dde75055cf8842fc4db2171eff45johnlev offset->rad = (offset->rad < 0) ? -0.01 : 0.01;

843e19887f64dde75055cf8842fc4db2171eff45johnlev offset->knotSet = false; // knotset=false because it's not set from the context

843e19887f64dde75055cf8842fc4db2171eff45johnlev }

843e19887f64dde75055cf8842fc4db2171eff45johnlev if ( offset->isUpdating == false ) object->requestDisplayUpdate(SP_OBJECT_MODIFIED_FLAG);

843e19887f64dde75055cf8842fc4db2171eff45johnlev break;

843e19887f64dde75055cf8842fc4db2171eff45johnlev case SP_ATTR_INKSCAPE_HREF:

843e19887f64dde75055cf8842fc4db2171eff45johnlev case SP_ATTR_XLINK_HREF:

843e19887f64dde75055cf8842fc4db2171eff45johnlev if ( value == NULL ) {

a576ab5b6e08c47732b3dedca9eaa8a8cbb85720rab sp_offset_quit_listening(offset);

843e19887f64dde75055cf8842fc4db2171eff45johnlev if ( offset->sourceHref ) g_free(offset->sourceHref);

843e19887f64dde75055cf8842fc4db2171eff45johnlev offset->sourceHref = NULL;

843e19887f64dde75055cf8842fc4db2171eff45johnlev offset->sourceRef->detach();

843e19887f64dde75055cf8842fc4db2171eff45johnlev } else {

843e19887f64dde75055cf8842fc4db2171eff45johnlev if ( offset->sourceHref && ( strcmp(value, offset->sourceHref) == 0 ) ) {

843e19887f64dde75055cf8842fc4db2171eff45johnlev } else {

843e19887f64dde75055cf8842fc4db2171eff45johnlev if ( offset->sourceHref ) g_free(offset->sourceHref);

843e19887f64dde75055cf8842fc4db2171eff45johnlev offset->sourceHref = g_strdup(value);

a576ab5b6e08c47732b3dedca9eaa8a8cbb85720rab try {

a576ab5b6e08c47732b3dedca9eaa8a8cbb85720rab offset->sourceRef->attach(Inkscape::URI(value));

843e19887f64dde75055cf8842fc4db2171eff45johnlev } catch (Inkscape::BadURIException &e) {

843e19887f64dde75055cf8842fc4db2171eff45johnlev g_warning("%s", e.what());

843e19887f64dde75055cf8842fc4db2171eff45johnlev offset->sourceRef->detach();

843e19887f64dde75055cf8842fc4db2171eff45johnlev }

843e19887f64dde75055cf8842fc4db2171eff45johnlev }

843e19887f64dde75055cf8842fc4db2171eff45johnlev }

a576ab5b6e08c47732b3dedca9eaa8a8cbb85720rab break;

a576ab5b6e08c47732b3dedca9eaa8a8cbb85720rab default:

a576ab5b6e08c47732b3dedca9eaa8a8cbb85720rab if (((SPObjectClass *) parent_class)->set)

843e19887f64dde75055cf8842fc4db2171eff45johnlev ((SPObjectClass *) parent_class)->set (object, key, value);

a576ab5b6e08c47732b3dedca9eaa8a8cbb85720rab break;

843e19887f64dde75055cf8842fc4db2171eff45johnlev }

843e19887f64dde75055cf8842fc4db2171eff45johnlev}

843e19887f64dde75055cf8842fc4db2171eff45johnlev

843e19887f64dde75055cf8842fc4db2171eff45johnlevstatic void

a576ab5b6e08c47732b3dedca9eaa8a8cbb85720rabsp_offset_update(SPObject *object, SPCtx *ctx, guint flags)

843e19887f64dde75055cf8842fc4db2171eff45johnlev{

843e19887f64dde75055cf8842fc4db2171eff45johnlev SPOffset* offset = SP_OFFSET(object);

843e19887f64dde75055cf8842fc4db2171eff45johnlev offset->isUpdating=true; // prevent sp_offset_set from requesting updates

843e19887f64dde75055cf8842fc4db2171eff45johnlev if ( offset->sourceDirty ) refresh_offset_source(offset);

843e19887f64dde75055cf8842fc4db2171eff45johnlev if (flags &

a576ab5b6e08c47732b3dedca9eaa8a8cbb85720rab (SP_OBJECT_MODIFIED_FLAG | SP_OBJECT_STYLE_MODIFIED_FLAG |

843e19887f64dde75055cf8842fc4db2171eff45johnlev SP_OBJECT_VIEWPORT_MODIFIED_FLAG)) {

843e19887f64dde75055cf8842fc4db2171eff45johnlev ((SPShape *) object)->setShape ();

843e19887f64dde75055cf8842fc4db2171eff45johnlev }

843e19887f64dde75055cf8842fc4db2171eff45johnlev offset->isUpdating=false;

843e19887f64dde75055cf8842fc4db2171eff45johnlev

a576ab5b6e08c47732b3dedca9eaa8a8cbb85720rab if (((SPObjectClass *) parent_class)->update)

a576ab5b6e08c47732b3dedca9eaa8a8cbb85720rab ((SPObjectClass *) parent_class)->update (object, ctx, flags);

a576ab5b6e08c47732b3dedca9eaa8a8cbb85720rab}

a576ab5b6e08c47732b3dedca9eaa8a8cbb85720rab

a576ab5b6e08c47732b3dedca9eaa8a8cbb85720rabstatic gchar *

a576ab5b6e08c47732b3dedca9eaa8a8cbb85720rabsp_offset_description(SPItem *item)

a576ab5b6e08c47732b3dedca9eaa8a8cbb85720rab{

a576ab5b6e08c47732b3dedca9eaa8a8cbb85720rab SPOffset *offset = SP_OFFSET (item);

a576ab5b6e08c47732b3dedca9eaa8a8cbb85720rab

a576ab5b6e08c47732b3dedca9eaa8a8cbb85720rab if ( offset->sourceHref ) {

a576ab5b6e08c47732b3dedca9eaa8a8cbb85720rab // TRANSLATORS COMMENT: %s is either "outset" or "inset" depending on sign

a576ab5b6e08c47732b3dedca9eaa8a8cbb85720rab return g_strdup_printf(_("<b>Linked offset</b>, %s by %f pt"),

a576ab5b6e08c47732b3dedca9eaa8a8cbb85720rab (offset->rad >= 0)? _("outset") : _("inset"), fabs (offset->rad));

a576ab5b6e08c47732b3dedca9eaa8a8cbb85720rab } else {

a576ab5b6e08c47732b3dedca9eaa8a8cbb85720rab // TRANSLATORS COMMENT: %s is either "outset" or "inset" depending on sign

a576ab5b6e08c47732b3dedca9eaa8a8cbb85720rab return g_strdup_printf(_("<b>Dynamic offset</b>, %s by %f pt"),

a576ab5b6e08c47732b3dedca9eaa8a8cbb85720rab (offset->rad >= 0)? _("outset") : _("inset"), fabs (offset->rad));

a576ab5b6e08c47732b3dedca9eaa8a8cbb85720rab }

a576ab5b6e08c47732b3dedca9eaa8a8cbb85720rab}

a576ab5b6e08c47732b3dedca9eaa8a8cbb85720rab

a576ab5b6e08c47732b3dedca9eaa8a8cbb85720rabstatic void

a576ab5b6e08c47732b3dedca9eaa8a8cbb85720rabsp_offset_set_shape(SPShape *shape)

a576ab5b6e08c47732b3dedca9eaa8a8cbb85720rab{

a576ab5b6e08c47732b3dedca9eaa8a8cbb85720rab SPOffset *offset = SP_OFFSET (shape);

a576ab5b6e08c47732b3dedca9eaa8a8cbb85720rab

a576ab5b6e08c47732b3dedca9eaa8a8cbb85720rab if ( offset->originalPath == NULL ) {

a576ab5b6e08c47732b3dedca9eaa8a8cbb85720rab // oops : no path?! (the offset object should do harakiri)

a576ab5b6e08c47732b3dedca9eaa8a8cbb85720rab return;

a576ab5b6e08c47732b3dedca9eaa8a8cbb85720rab }

a576ab5b6e08c47732b3dedca9eaa8a8cbb85720rab#ifdef OFFSET_VERBOSE

a576ab5b6e08c47732b3dedca9eaa8a8cbb85720rab g_print ("rad=%g\n", offset->rad);

a576ab5b6e08c47732b3dedca9eaa8a8cbb85720rab#endif

a576ab5b6e08c47732b3dedca9eaa8a8cbb85720rab // au boulot

a576ab5b6e08c47732b3dedca9eaa8a8cbb85720rab

a576ab5b6e08c47732b3dedca9eaa8a8cbb85720rab if ( fabs(offset->rad) < 0.01 ) {

a576ab5b6e08c47732b3dedca9eaa8a8cbb85720rab // grosso modo: 0

a576ab5b6e08c47732b3dedca9eaa8a8cbb85720rab // just put the source shape as the offseted one, no one will notice

a576ab5b6e08c47732b3dedca9eaa8a8cbb85720rab // it's also useless to compute the offset with a 0 radius

a576ab5b6e08c47732b3dedca9eaa8a8cbb85720rab

a576ab5b6e08c47732b3dedca9eaa8a8cbb85720rab //XML Tree being used directly here while it shouldn't be.

a576ab5b6e08c47732b3dedca9eaa8a8cbb85720rab const char *res_d = shape->getRepr()->attribute("inkscape:original");

a576ab5b6e08c47732b3dedca9eaa8a8cbb85720rab if ( res_d ) {

a576ab5b6e08c47732b3dedca9eaa8a8cbb85720rab Geom::PathVector pv = sp_svg_read_pathv(res_d);

a576ab5b6e08c47732b3dedca9eaa8a8cbb85720rab SPCurve *c = new SPCurve(pv);

a576ab5b6e08c47732b3dedca9eaa8a8cbb85720rab g_assert(c != NULL);

a576ab5b6e08c47732b3dedca9eaa8a8cbb85720rab ((SPShape *) offset)->setCurveInsync (c, TRUE);

a576ab5b6e08c47732b3dedca9eaa8a8cbb85720rab c->unref();

a576ab5b6e08c47732b3dedca9eaa8a8cbb85720rab }

5d2eda970e48f8985448151c73e699614ce9f357John Levon return;

5d2eda970e48f8985448151c73e699614ce9f357John Levon }

5d2eda970e48f8985448151c73e699614ce9f357John Levon

5d2eda970e48f8985448151c73e699614ce9f357John Levon // extra paraniac careful check. the preceding if () should take care of this case

5d2eda970e48f8985448151c73e699614ce9f357John Levon if (fabs (offset->rad) < 0.01)

5d2eda970e48f8985448151c73e699614ce9f357John Levon offset->rad = (offset->rad < 0) ? -0.01 : 0.01;

5d2eda970e48f8985448151c73e699614ce9f357John Levon

5d2eda970e48f8985448151c73e699614ce9f357John Levon Path *orig = new Path;

5d2eda970e48f8985448151c73e699614ce9f357John Levon orig->Copy ((Path *) offset->originalPath);

5d2eda970e48f8985448151c73e699614ce9f357John Levon

5d2eda970e48f8985448151c73e699614ce9f357John Levon if ( use_slow_but_correct_offset_method == false ) {

5d2eda970e48f8985448151c73e699614ce9f357John Levon // version par outline

5d2eda970e48f8985448151c73e699614ce9f357John Levon Shape *theShape = new Shape;

5d2eda970e48f8985448151c73e699614ce9f357John Levon Shape *theRes = new Shape;

5d2eda970e48f8985448151c73e699614ce9f357John Levon Path *originaux[1];

5d2eda970e48f8985448151c73e699614ce9f357John Levon Path *res = new Path;

5d2eda970e48f8985448151c73e699614ce9f357John Levon res->SetBackData (false);

5d2eda970e48f8985448151c73e699614ce9f357John Levon

5d2eda970e48f8985448151c73e699614ce9f357John Levon // and now: offset

5d2eda970e48f8985448151c73e699614ce9f357John Levon float o_width;

5d2eda970e48f8985448151c73e699614ce9f357John Levon if (offset->rad >= 0)

5d2eda970e48f8985448151c73e699614ce9f357John Levon {

5d2eda970e48f8985448151c73e699614ce9f357John Levon o_width = offset->rad;

5d2eda970e48f8985448151c73e699614ce9f357John Levon orig->OutsideOutline (res, o_width, join_round, butt_straight, 20.0);

5d2eda970e48f8985448151c73e699614ce9f357John Levon }

5d2eda970e48f8985448151c73e699614ce9f357John Levon else

5d2eda970e48f8985448151c73e699614ce9f357John Levon {

5d2eda970e48f8985448151c73e699614ce9f357John Levon o_width = -offset->rad;

5d2eda970e48f8985448151c73e699614ce9f357John Levon orig->OutsideOutline (res, -o_width, join_round, butt_straight, 20.0);

349b53dd4e695e3d833b5380540385145b2d3ae8Stuart Maybee }

5d2eda970e48f8985448151c73e699614ce9f357John Levon

5d2eda970e48f8985448151c73e699614ce9f357John Levon if (o_width >= 1.0)

5d2eda970e48f8985448151c73e699614ce9f357John Levon {

5d2eda970e48f8985448151c73e699614ce9f357John Levon // res->ConvertForOffset (1.0, orig, offset->rad);

5d2eda970e48f8985448151c73e699614ce9f357John Levon res->ConvertWithBackData (1.0);

349b53dd4e695e3d833b5380540385145b2d3ae8Stuart Maybee }

5d2eda970e48f8985448151c73e699614ce9f357John Levon else

5d2eda970e48f8985448151c73e699614ce9f357John Levon {

5d2eda970e48f8985448151c73e699614ce9f357John Levon // res->ConvertForOffset (o_width, orig, offset->rad);

5d2eda970e48f8985448151c73e699614ce9f357John Levon res->ConvertWithBackData (o_width);

5d2eda970e48f8985448151c73e699614ce9f357John Levon }

5d2eda970e48f8985448151c73e699614ce9f357John Levon res->Fill (theShape, 0);

5d2eda970e48f8985448151c73e699614ce9f357John Levon theRes->ConvertToShape (theShape, fill_positive);

5d2eda970e48f8985448151c73e699614ce9f357John Levon originaux[0] = res;

5d2eda970e48f8985448151c73e699614ce9f357John Levon

349b53dd4e695e3d833b5380540385145b2d3ae8Stuart Maybee theRes->ConvertToForme (orig, 1, originaux);

349b53dd4e695e3d833b5380540385145b2d3ae8Stuart Maybee

5d2eda970e48f8985448151c73e699614ce9f357John Levon SPItem *item = shape;

5d2eda970e48f8985448151c73e699614ce9f357John Levon Geom::OptRect bbox = item->getBboxDesktop ();

5d2eda970e48f8985448151c73e699614ce9f357John Levon if ( bbox ) {

5d2eda970e48f8985448151c73e699614ce9f357John Levon gdouble size = L2(bbox->dimensions());

5d2eda970e48f8985448151c73e699614ce9f357John Levon gdouble const exp = item->transform.descrim();

5d2eda970e48f8985448151c73e699614ce9f357John Levon if (exp != 0)

5d2eda970e48f8985448151c73e699614ce9f357John Levon size /= exp;

843e19887f64dde75055cf8842fc4db2171eff45johnlev orig->Coalesce (size * 0.001);

843e19887f64dde75055cf8842fc4db2171eff45johnlev //g_print ("coa %g exp %g item %p\n", size * 0.001, exp, item);

843e19887f64dde75055cf8842fc4db2171eff45johnlev }

843e19887f64dde75055cf8842fc4db2171eff45johnlev

843e19887f64dde75055cf8842fc4db2171eff45johnlev

843e19887f64dde75055cf8842fc4db2171eff45johnlev // if (o_width >= 1.0)

843e19887f64dde75055cf8842fc4db2171eff45johnlev // {

843e19887f64dde75055cf8842fc4db2171eff45johnlev // orig->Coalesce (0.1); // small treshhold, since we only want to get rid of small segments

843e19887f64dde75055cf8842fc4db2171eff45johnlev // the curve should already be computed by the Outline() function

843e19887f64dde75055cf8842fc4db2171eff45johnlev // orig->ConvertEvenLines (1.0);

843e19887f64dde75055cf8842fc4db2171eff45johnlev // orig->Simplify (0.5);

843e19887f64dde75055cf8842fc4db2171eff45johnlev // }

843e19887f64dde75055cf8842fc4db2171eff45johnlev // else

843e19887f64dde75055cf8842fc4db2171eff45johnlev // {

843e19887f64dde75055cf8842fc4db2171eff45johnlev // orig->Coalesce (0.1*o_width);

843e19887f64dde75055cf8842fc4db2171eff45johnlev // orig->ConvertEvenLines (o_width);

843e19887f64dde75055cf8842fc4db2171eff45johnlev // orig->Simplify (0.5 * o_width);

843e19887f64dde75055cf8842fc4db2171eff45johnlev // }

843e19887f64dde75055cf8842fc4db2171eff45johnlev

843e19887f64dde75055cf8842fc4db2171eff45johnlev delete theShape;

a576ab5b6e08c47732b3dedca9eaa8a8cbb85720rab delete theRes;

843e19887f64dde75055cf8842fc4db2171eff45johnlev delete res;

843e19887f64dde75055cf8842fc4db2171eff45johnlev } else {

843e19887f64dde75055cf8842fc4db2171eff45johnlev // version par makeoffset

843e19887f64dde75055cf8842fc4db2171eff45johnlev Shape *theShape = new Shape;

843e19887f64dde75055cf8842fc4db2171eff45johnlev Shape *theRes = new Shape;

5d2eda970e48f8985448151c73e699614ce9f357John Levon

5d2eda970e48f8985448151c73e699614ce9f357John Levon

5d2eda970e48f8985448151c73e699614ce9f357John Levon // and now: offset

349b53dd4e695e3d833b5380540385145b2d3ae8Stuart Maybee float o_width;

5d2eda970e48f8985448151c73e699614ce9f357John Levon if (offset->rad >= 0)

5d2eda970e48f8985448151c73e699614ce9f357John Levon {

5d2eda970e48f8985448151c73e699614ce9f357John Levon o_width = offset->rad;

5d2eda970e48f8985448151c73e699614ce9f357John Levon }

5d2eda970e48f8985448151c73e699614ce9f357John Levon else

843e19887f64dde75055cf8842fc4db2171eff45johnlev {

843e19887f64dde75055cf8842fc4db2171eff45johnlev o_width = -offset->rad;

843e19887f64dde75055cf8842fc4db2171eff45johnlev }

843e19887f64dde75055cf8842fc4db2171eff45johnlev

843e19887f64dde75055cf8842fc4db2171eff45johnlev // one has to have a measure of the details

a576ab5b6e08c47732b3dedca9eaa8a8cbb85720rab if (o_width >= 1.0)

5d2eda970e48f8985448151c73e699614ce9f357John Levon {

843e19887f64dde75055cf8842fc4db2171eff45johnlev orig->ConvertWithBackData (0.5);

843e19887f64dde75055cf8842fc4db2171eff45johnlev }

843e19887f64dde75055cf8842fc4db2171eff45johnlev else

843e19887f64dde75055cf8842fc4db2171eff45johnlev {

843e19887f64dde75055cf8842fc4db2171eff45johnlev orig->ConvertWithBackData (0.5*o_width);

843e19887f64dde75055cf8842fc4db2171eff45johnlev }

843e19887f64dde75055cf8842fc4db2171eff45johnlev orig->Fill (theShape, 0);

843e19887f64dde75055cf8842fc4db2171eff45johnlev theRes->ConvertToShape (theShape, fill_positive);

843e19887f64dde75055cf8842fc4db2171eff45johnlev Path *originaux[1];

843e19887f64dde75055cf8842fc4db2171eff45johnlev originaux[0]=orig;

843e19887f64dde75055cf8842fc4db2171eff45johnlev Path *res = new Path;

843e19887f64dde75055cf8842fc4db2171eff45johnlev theRes->ConvertToForme (res, 1, originaux);

843e19887f64dde75055cf8842fc4db2171eff45johnlev int nbPart=0;

843e19887f64dde75055cf8842fc4db2171eff45johnlev Path** parts=res->SubPaths(nbPart,true);

843e19887f64dde75055cf8842fc4db2171eff45johnlev char *holes=(char*)malloc(nbPart*sizeof(char));

843e19887f64dde75055cf8842fc4db2171eff45johnlev // we offset contours separately, because we can.

843e19887f64dde75055cf8842fc4db2171eff45johnlev // this way, we avoid doing a unique big ConvertToShape when dealing with big shapes with lots of holes

a576ab5b6e08c47732b3dedca9eaa8a8cbb85720rab {

843e19887f64dde75055cf8842fc4db2171eff45johnlev Shape* onePart=new Shape;

843e19887f64dde75055cf8842fc4db2171eff45johnlev Shape* oneCleanPart=new Shape;

843e19887f64dde75055cf8842fc4db2171eff45johnlev theShape->Reset();

843e19887f64dde75055cf8842fc4db2171eff45johnlev for (int i=0;i<nbPart;i++) {

843e19887f64dde75055cf8842fc4db2171eff45johnlev double partSurf=parts[i]->Surface();

843e19887f64dde75055cf8842fc4db2171eff45johnlev parts[i]->Convert(1.0);

843e19887f64dde75055cf8842fc4db2171eff45johnlev {

843e19887f64dde75055cf8842fc4db2171eff45johnlev // raffiner si besoin

843e19887f64dde75055cf8842fc4db2171eff45johnlev double bL,bT,bR,bB;

843e19887f64dde75055cf8842fc4db2171eff45johnlev parts[i]->PolylineBoundingBox(bL,bT,bR,bB);

843e19887f64dde75055cf8842fc4db2171eff45johnlev double mesure=((bR-bL)+(bB-bT))*0.5;

843e19887f64dde75055cf8842fc4db2171eff45johnlev if ( mesure < 10.0 ) {

843e19887f64dde75055cf8842fc4db2171eff45johnlev parts[i]->Convert(0.02*mesure);

843e19887f64dde75055cf8842fc4db2171eff45johnlev }

843e19887f64dde75055cf8842fc4db2171eff45johnlev }

843e19887f64dde75055cf8842fc4db2171eff45johnlev if ( partSurf < 0 ) { // inverse par rapport a la realite

843e19887f64dde75055cf8842fc4db2171eff45johnlev // plein

843e19887f64dde75055cf8842fc4db2171eff45johnlev holes[i]=0;

843e19887f64dde75055cf8842fc4db2171eff45johnlev parts[i]->Fill(oneCleanPart,0);

843e19887f64dde75055cf8842fc4db2171eff45johnlev onePart->ConvertToShape(oneCleanPart,fill_positive); // there aren't intersections in that one, but maybe duplicate points and null edges

843e19887f64dde75055cf8842fc4db2171eff45johnlev oneCleanPart->MakeOffset(onePart,offset->rad,join_round,20.0);

843e19887f64dde75055cf8842fc4db2171eff45johnlev onePart->ConvertToShape(oneCleanPart,fill_positive);

843e19887f64dde75055cf8842fc4db2171eff45johnlev

843e19887f64dde75055cf8842fc4db2171eff45johnlev onePart->CalcBBox();

843e19887f64dde75055cf8842fc4db2171eff45johnlev double typicalSize=0.5*((onePart->rightX-onePart->leftX)+(onePart->bottomY-onePart->topY));

843e19887f64dde75055cf8842fc4db2171eff45johnlev if ( typicalSize < 0.05 ) typicalSize=0.05;

843e19887f64dde75055cf8842fc4db2171eff45johnlev typicalSize*=0.01;

843e19887f64dde75055cf8842fc4db2171eff45johnlev if ( typicalSize > 1.0 ) typicalSize=1.0;

843e19887f64dde75055cf8842fc4db2171eff45johnlev onePart->ConvertToForme (parts[i]);

843e19887f64dde75055cf8842fc4db2171eff45johnlev parts[i]->ConvertEvenLines (typicalSize);

843e19887f64dde75055cf8842fc4db2171eff45johnlev parts[i]->Simplify (typicalSize);

843e19887f64dde75055cf8842fc4db2171eff45johnlev double nPartSurf=parts[i]->Surface();

843e19887f64dde75055cf8842fc4db2171eff45johnlev if ( nPartSurf >= 0 ) {

843e19887f64dde75055cf8842fc4db2171eff45johnlev // inversion de la surface -> disparait

843e19887f64dde75055cf8842fc4db2171eff45johnlev delete parts[i];

843e19887f64dde75055cf8842fc4db2171eff45johnlev parts[i]=NULL;

843e19887f64dde75055cf8842fc4db2171eff45johnlev } else {

843e19887f64dde75055cf8842fc4db2171eff45johnlev }

843e19887f64dde75055cf8842fc4db2171eff45johnlev } else {

843e19887f64dde75055cf8842fc4db2171eff45johnlev // trou

843e19887f64dde75055cf8842fc4db2171eff45johnlev holes[i]=1;

843e19887f64dde75055cf8842fc4db2171eff45johnlev parts[i]->Fill(oneCleanPart,0,false,true,true);

843e19887f64dde75055cf8842fc4db2171eff45johnlev onePart->ConvertToShape(oneCleanPart,fill_positive);

843e19887f64dde75055cf8842fc4db2171eff45johnlev oneCleanPart->MakeOffset(onePart,-offset->rad,join_round,20.0);

843e19887f64dde75055cf8842fc4db2171eff45johnlev onePart->ConvertToShape(oneCleanPart,fill_positive);

843e19887f64dde75055cf8842fc4db2171eff45johnlev

843e19887f64dde75055cf8842fc4db2171eff45johnlev onePart->CalcBBox();

843e19887f64dde75055cf8842fc4db2171eff45johnlev double typicalSize=0.5*((onePart->rightX-onePart->leftX)+(onePart->bottomY-onePart->topY));

843e19887f64dde75055cf8842fc4db2171eff45johnlev if ( typicalSize < 0.05 ) typicalSize=0.05;

843e19887f64dde75055cf8842fc4db2171eff45johnlev typicalSize*=0.01;

843e19887f64dde75055cf8842fc4db2171eff45johnlev if ( typicalSize > 1.0 ) typicalSize=1.0;

843e19887f64dde75055cf8842fc4db2171eff45johnlev onePart->ConvertToForme (parts[i]);

843e19887f64dde75055cf8842fc4db2171eff45johnlev parts[i]->ConvertEvenLines (typicalSize);

843e19887f64dde75055cf8842fc4db2171eff45johnlev parts[i]->Simplify (typicalSize);

843e19887f64dde75055cf8842fc4db2171eff45johnlev double nPartSurf=parts[i]->Surface();

843e19887f64dde75055cf8842fc4db2171eff45johnlev if ( nPartSurf >= 0 ) {

843e19887f64dde75055cf8842fc4db2171eff45johnlev // inversion de la surface -> disparait

843e19887f64dde75055cf8842fc4db2171eff45johnlev delete parts[i];

843e19887f64dde75055cf8842fc4db2171eff45johnlev parts[i]=NULL;

843e19887f64dde75055cf8842fc4db2171eff45johnlev } else {

843e19887f64dde75055cf8842fc4db2171eff45johnlev }

843e19887f64dde75055cf8842fc4db2171eff45johnlev

843e19887f64dde75055cf8842fc4db2171eff45johnlev /* int firstP=theShape->nbPt;

843e19887f64dde75055cf8842fc4db2171eff45johnlev }

843e19887f64dde75055cf8842fc4db2171eff45johnlev }

843e19887f64dde75055cf8842fc4db2171eff45johnlev delete onePart;

843e19887f64dde75055cf8842fc4db2171eff45johnlev delete oneCleanPart;

843e19887f64dde75055cf8842fc4db2171eff45johnlev }

843e19887f64dde75055cf8842fc4db2171eff45johnlev if ( nbPart > 1 ) {

843e19887f64dde75055cf8842fc4db2171eff45johnlev theShape->Reset();

843e19887f64dde75055cf8842fc4db2171eff45johnlev for (int i=0;i<nbPart;i++) {

843e19887f64dde75055cf8842fc4db2171eff45johnlev if ( parts[i] ) {

843e19887f64dde75055cf8842fc4db2171eff45johnlev parts[i]->ConvertWithBackData(1.0);

843e19887f64dde75055cf8842fc4db2171eff45johnlev if ( holes[i] ) {

843e19887f64dde75055cf8842fc4db2171eff45johnlev parts[i]->Fill(theShape,i,true,true,true);

843e19887f64dde75055cf8842fc4db2171eff45johnlev } else {

843e19887f64dde75055cf8842fc4db2171eff45johnlev parts[i]->Fill(theShape,i,true,true,false);

843e19887f64dde75055cf8842fc4db2171eff45johnlev }

843e19887f64dde75055cf8842fc4db2171eff45johnlev }

843e19887f64dde75055cf8842fc4db2171eff45johnlev }

843e19887f64dde75055cf8842fc4db2171eff45johnlev theRes->ConvertToShape (theShape, fill_positive);

a576ab5b6e08c47732b3dedca9eaa8a8cbb85720rab theRes->ConvertToForme (orig,nbPart,parts);

a576ab5b6e08c47732b3dedca9eaa8a8cbb85720rab for (int i=0;i<nbPart;i++) if ( parts[i] ) delete parts[i];

a576ab5b6e08c47732b3dedca9eaa8a8cbb85720rab } else if ( nbPart == 1 ) {

a576ab5b6e08c47732b3dedca9eaa8a8cbb85720rab orig->Copy(parts[0]);

a576ab5b6e08c47732b3dedca9eaa8a8cbb85720rab for (int i=0;i<nbPart;i++) if ( parts[i] ) delete parts[i];

a576ab5b6e08c47732b3dedca9eaa8a8cbb85720rab } else {

a576ab5b6e08c47732b3dedca9eaa8a8cbb85720rab orig->Reset();

a576ab5b6e08c47732b3dedca9eaa8a8cbb85720rab }

a576ab5b6e08c47732b3dedca9eaa8a8cbb85720rab

843e19887f64dde75055cf8842fc4db2171eff45johnlev

843e19887f64dde75055cf8842fc4db2171eff45johnlev if ( parts ) free(parts);

843e19887f64dde75055cf8842fc4db2171eff45johnlev if ( holes ) free(holes);

843e19887f64dde75055cf8842fc4db2171eff45johnlev delete res;

843e19887f64dde75055cf8842fc4db2171eff45johnlev delete theShape;

843e19887f64dde75055cf8842fc4db2171eff45johnlev delete theRes;

843e19887f64dde75055cf8842fc4db2171eff45johnlev }

a576ab5b6e08c47732b3dedca9eaa8a8cbb85720rab {

843e19887f64dde75055cf8842fc4db2171eff45johnlev char *res_d = NULL;

843e19887f64dde75055cf8842fc4db2171eff45johnlev if (orig->descr_cmd.size() <= 1)

843e19887f64dde75055cf8842fc4db2171eff45johnlev {

843e19887f64dde75055cf8842fc4db2171eff45johnlev // Aie.... nothing left.

843e19887f64dde75055cf8842fc4db2171eff45johnlev res_d = strdup ("M 0 0 L 0 0 z");

a576ab5b6e08c47732b3dedca9eaa8a8cbb85720rab //printf("%s\n",res_d);

843e19887f64dde75055cf8842fc4db2171eff45johnlev }

843e19887f64dde75055cf8842fc4db2171eff45johnlev else

843e19887f64dde75055cf8842fc4db2171eff45johnlev {

843e19887f64dde75055cf8842fc4db2171eff45johnlev

843e19887f64dde75055cf8842fc4db2171eff45johnlev res_d = orig->svg_dump_path ();

843e19887f64dde75055cf8842fc4db2171eff45johnlev }

843e19887f64dde75055cf8842fc4db2171eff45johnlev delete orig;

843e19887f64dde75055cf8842fc4db2171eff45johnlev

843e19887f64dde75055cf8842fc4db2171eff45johnlev Geom::PathVector pv = sp_svg_read_pathv(res_d);

843e19887f64dde75055cf8842fc4db2171eff45johnlev SPCurve *c = new SPCurve(pv);

843e19887f64dde75055cf8842fc4db2171eff45johnlev g_assert(c != NULL);

843e19887f64dde75055cf8842fc4db2171eff45johnlev ((SPShape *) offset)->setCurveInsync (c, TRUE);

843e19887f64dde75055cf8842fc4db2171eff45johnlev c->unref();

843e19887f64dde75055cf8842fc4db2171eff45johnlev

843e19887f64dde75055cf8842fc4db2171eff45johnlev free (res_d);

843e19887f64dde75055cf8842fc4db2171eff45johnlev }

843e19887f64dde75055cf8842fc4db2171eff45johnlev}

843e19887f64dde75055cf8842fc4db2171eff45johnlev

843e19887f64dde75055cf8842fc4db2171eff45johnlevstatic void sp_offset_snappoints(SPItem const *item, std::vector<Inkscape::SnapCandidatePoint> &p, Inkscape::SnapPreferences const *snapprefs)

843e19887f64dde75055cf8842fc4db2171eff45johnlev{

843e19887f64dde75055cf8842fc4db2171eff45johnlev if (((SPItemClass *) parent_class)->snappoints) {

843e19887f64dde75055cf8842fc4db2171eff45johnlev ((SPItemClass *) parent_class)->snappoints (item, p, snapprefs);

843e19887f64dde75055cf8842fc4db2171eff45johnlev }

843e19887f64dde75055cf8842fc4db2171eff45johnlev}

843e19887f64dde75055cf8842fc4db2171eff45johnlev

843e19887f64dde75055cf8842fc4db2171eff45johnlev

843e19887f64dde75055cf8842fc4db2171eff45johnlev

843e19887f64dde75055cf8842fc4db2171eff45johnlevvectors_are_clockwise (Geom::Point A, Geom::Point B, Geom::Point C)

843e19887f64dde75055cf8842fc4db2171eff45johnlev{

843e19887f64dde75055cf8842fc4db2171eff45johnlev using Geom::rot90;

843e19887f64dde75055cf8842fc4db2171eff45johnlev double ab_s = dot(A, rot90(B));

5d2eda970e48f8985448151c73e699614ce9f357John Levon double ab_c = dot(A, B);

5d2eda970e48f8985448151c73e699614ce9f357John Levon double bc_s = dot(B, rot90(C));

843e19887f64dde75055cf8842fc4db2171eff45johnlev double bc_c = dot(B, C);

5d2eda970e48f8985448151c73e699614ce9f357John Levon double ca_s = dot(C, rot90(A));

5d2eda970e48f8985448151c73e699614ce9f357John Levon double ca_c = dot(C, A);

5d2eda970e48f8985448151c73e699614ce9f357John Levon

5d2eda970e48f8985448151c73e699614ce9f357John Levon double ab_a = acos (ab_c);

5d2eda970e48f8985448151c73e699614ce9f357John Levon if (ab_c <= -1.0)

5d2eda970e48f8985448151c73e699614ce9f357John Levon ab_a = M_PI;

5d2eda970e48f8985448151c73e699614ce9f357John Levon if (ab_c >= 1.0)

5d2eda970e48f8985448151c73e699614ce9f357John Levon ab_a = 0;

843e19887f64dde75055cf8842fc4db2171eff45johnlev if (ab_s < 0)

843e19887f64dde75055cf8842fc4db2171eff45johnlev ab_a = 2 * M_PI - ab_a;

843e19887f64dde75055cf8842fc4db2171eff45johnlev double bc_a = acos (bc_c);

843e19887f64dde75055cf8842fc4db2171eff45johnlev if (bc_c <= -1.0)

843e19887f64dde75055cf8842fc4db2171eff45johnlev bc_a = M_PI;

843e19887f64dde75055cf8842fc4db2171eff45johnlev if (bc_c >= 1.0)

843e19887f64dde75055cf8842fc4db2171eff45johnlev bc_a = 0;

843e19887f64dde75055cf8842fc4db2171eff45johnlev if (bc_s < 0)

843e19887f64dde75055cf8842fc4db2171eff45johnlev bc_a = 2 * M_PI - bc_a;

843e19887f64dde75055cf8842fc4db2171eff45johnlev double ca_a = acos (ca_c);

843e19887f64dde75055cf8842fc4db2171eff45johnlev if (ca_c <= -1.0)

843e19887f64dde75055cf8842fc4db2171eff45johnlev ca_a = M_PI;

5d2eda970e48f8985448151c73e699614ce9f357John Levon if (ca_c >= 1.0)

843e19887f64dde75055cf8842fc4db2171eff45johnlev ca_a = 0;

843e19887f64dde75055cf8842fc4db2171eff45johnlev if (ca_s < 0)

843e19887f64dde75055cf8842fc4db2171eff45johnlev ca_a = 2 * M_PI - ca_a;

843e19887f64dde75055cf8842fc4db2171eff45johnlev

843e19887f64dde75055cf8842fc4db2171eff45johnlev double lim = 2 * M_PI - ca_a;

843e19887f64dde75055cf8842fc4db2171eff45johnlev

843e19887f64dde75055cf8842fc4db2171eff45johnlev if (ab_a < lim)

843e19887f64dde75055cf8842fc4db2171eff45johnlev return true;

843e19887f64dde75055cf8842fc4db2171eff45johnlev return false;

843e19887f64dde75055cf8842fc4db2171eff45johnlev}

5d2eda970e48f8985448151c73e699614ce9f357John Levon

5d2eda970e48f8985448151c73e699614ce9f357John Levonsp_offset_distance_to_original (SPOffset * offset, Geom::Point px)

5d2eda970e48f8985448151c73e699614ce9f357John Levon{

5d2eda970e48f8985448151c73e699614ce9f357John Levon if (offset == NULL || offset->originalPath == NULL

5d2eda970e48f8985448151c73e699614ce9f357John Levon || ((Path *) offset->originalPath)->descr_cmd.size() <= 1)

5d2eda970e48f8985448151c73e699614ce9f357John Levon return 1.0;

5d2eda970e48f8985448151c73e699614ce9f357John Levon double dist = 1.0;

5d2eda970e48f8985448151c73e699614ce9f357John Levon Shape *theShape = new Shape;

5d2eda970e48f8985448151c73e699614ce9f357John Levon Shape *theRes = new Shape;

5d2eda970e48f8985448151c73e699614ce9f357John Levon

5d2eda970e48f8985448151c73e699614ce9f357John Levon /** \todo

843e19887f64dde75055cf8842fc4db2171eff45johnlev // move

843e19887f64dde75055cf8842fc4db2171eff45johnlev ((Path *) offset->originalPath)->Convert (1.0);

843e19887f64dde75055cf8842fc4db2171eff45johnlev ((Path *) offset->originalPath)->Fill (theShape, 0);

843e19887f64dde75055cf8842fc4db2171eff45johnlev theRes->ConvertToShape (theShape, fill_oddEven);

843e19887f64dde75055cf8842fc4db2171eff45johnlev

843e19887f64dde75055cf8842fc4db2171eff45johnlev if (theRes->numberOfEdges() <= 1)

843e19887f64dde75055cf8842fc4db2171eff45johnlev {

843e19887f64dde75055cf8842fc4db2171eff45johnlev

843e19887f64dde75055cf8842fc4db2171eff45johnlev }

843e19887f64dde75055cf8842fc4db2171eff45johnlev else

843e19887f64dde75055cf8842fc4db2171eff45johnlev {

843e19887f64dde75055cf8842fc4db2171eff45johnlev double ptDist = -1.0;

843e19887f64dde75055cf8842fc4db2171eff45johnlev bool ptSet = false;

843e19887f64dde75055cf8842fc4db2171eff45johnlev double arDist = -1.0;

843e19887f64dde75055cf8842fc4db2171eff45johnlev bool arSet = false;

843e19887f64dde75055cf8842fc4db2171eff45johnlev // first get the minimum distance to the points

843e19887f64dde75055cf8842fc4db2171eff45johnlev for (int i = 0; i < theRes->numberOfPoints(); i++)

843e19887f64dde75055cf8842fc4db2171eff45johnlev {

843e19887f64dde75055cf8842fc4db2171eff45johnlev if (theRes->getPoint(i).totalDegree() > 0)

843e19887f64dde75055cf8842fc4db2171eff45johnlev {

843e19887f64dde75055cf8842fc4db2171eff45johnlev Geom::Point nx = theRes->getPoint(i).x;

843e19887f64dde75055cf8842fc4db2171eff45johnlev Geom::Point nxpx = px-nx;

843e19887f64dde75055cf8842fc4db2171eff45johnlev double ndist = sqrt (dot(nxpx,nxpx));

843e19887f64dde75055cf8842fc4db2171eff45johnlev if (ptSet == false || fabs (ndist) < fabs (ptDist))

843e19887f64dde75055cf8842fc4db2171eff45johnlev {

843e19887f64dde75055cf8842fc4db2171eff45johnlev // we have a new minimum distance

843e19887f64dde75055cf8842fc4db2171eff45johnlev // now we need to wheck if px is inside or outside (for the sign)

843e19887f64dde75055cf8842fc4db2171eff45johnlev nx = px - to_2geom(theRes->getPoint(i).x);

843e19887f64dde75055cf8842fc4db2171eff45johnlev double nlen = sqrt (dot(nx , nx));

843e19887f64dde75055cf8842fc4db2171eff45johnlev nx /= nlen;

843e19887f64dde75055cf8842fc4db2171eff45johnlev int pb, cb, fb;

843e19887f64dde75055cf8842fc4db2171eff45johnlev fb = theRes->getPoint(i).incidentEdge[LAST];

843e19887f64dde75055cf8842fc4db2171eff45johnlev pb = theRes->getPoint(i).incidentEdge[LAST];

843e19887f64dde75055cf8842fc4db2171eff45johnlev cb = theRes->getPoint(i).incidentEdge[FIRST];

843e19887f64dde75055cf8842fc4db2171eff45johnlev do

843e19887f64dde75055cf8842fc4db2171eff45johnlev {

843e19887f64dde75055cf8842fc4db2171eff45johnlev // one angle

843e19887f64dde75055cf8842fc4db2171eff45johnlev Geom::Point prx, nex;

843e19887f64dde75055cf8842fc4db2171eff45johnlev prx = theRes->getEdge(pb).dx;

843e19887f64dde75055cf8842fc4db2171eff45johnlev nlen = sqrt (dot(prx, prx));

843e19887f64dde75055cf8842fc4db2171eff45johnlev prx /= nlen;

843e19887f64dde75055cf8842fc4db2171eff45johnlev nex = theRes->getEdge(cb).dx;

843e19887f64dde75055cf8842fc4db2171eff45johnlev nlen = sqrt (dot(nex , nex));

843e19887f64dde75055cf8842fc4db2171eff45johnlev nex /= nlen;

843e19887f64dde75055cf8842fc4db2171eff45johnlev if (theRes->getEdge(pb).en == i)

843e19887f64dde75055cf8842fc4db2171eff45johnlev {

843e19887f64dde75055cf8842fc4db2171eff45johnlev prx = -prx;

843e19887f64dde75055cf8842fc4db2171eff45johnlev }

843e19887f64dde75055cf8842fc4db2171eff45johnlev if (theRes->getEdge(cb).en == i)

843e19887f64dde75055cf8842fc4db2171eff45johnlev {

843e19887f64dde75055cf8842fc4db2171eff45johnlev nex = -nex;

843e19887f64dde75055cf8842fc4db2171eff45johnlev }

843e19887f64dde75055cf8842fc4db2171eff45johnlev

843e19887f64dde75055cf8842fc4db2171eff45johnlev if (vectors_are_clockwise (nex, nx, prx))

843e19887f64dde75055cf8842fc4db2171eff45johnlev {

843e19887f64dde75055cf8842fc4db2171eff45johnlev // we're in that angle. set the sign, and exit that loop

843e19887f64dde75055cf8842fc4db2171eff45johnlev if (theRes->getEdge(cb).st == i)

843e19887f64dde75055cf8842fc4db2171eff45johnlev {

843e19887f64dde75055cf8842fc4db2171eff45johnlev ptDist = -ndist;

843e19887f64dde75055cf8842fc4db2171eff45johnlev ptSet = true;

843e19887f64dde75055cf8842fc4db2171eff45johnlev }

843e19887f64dde75055cf8842fc4db2171eff45johnlev else

843e19887f64dde75055cf8842fc4db2171eff45johnlev {

843e19887f64dde75055cf8842fc4db2171eff45johnlev ptDist = ndist;

843e19887f64dde75055cf8842fc4db2171eff45johnlev ptSet = true;

843e19887f64dde75055cf8842fc4db2171eff45johnlev }

843e19887f64dde75055cf8842fc4db2171eff45johnlev break;

843e19887f64dde75055cf8842fc4db2171eff45johnlev }

843e19887f64dde75055cf8842fc4db2171eff45johnlev pb = cb;

843e19887f64dde75055cf8842fc4db2171eff45johnlev cb = theRes->NextAt (i, cb);

843e19887f64dde75055cf8842fc4db2171eff45johnlev }

843e19887f64dde75055cf8842fc4db2171eff45johnlev while (cb >= 0 && pb >= 0 && pb != fb);

843e19887f64dde75055cf8842fc4db2171eff45johnlev }

843e19887f64dde75055cf8842fc4db2171eff45johnlev }

843e19887f64dde75055cf8842fc4db2171eff45johnlev }

843e19887f64dde75055cf8842fc4db2171eff45johnlev // loop over the edges to try to improve the distance

843e19887f64dde75055cf8842fc4db2171eff45johnlev for (int i = 0; i < theRes->numberOfEdges(); i++)

843e19887f64dde75055cf8842fc4db2171eff45johnlev {

843e19887f64dde75055cf8842fc4db2171eff45johnlev Geom::Point sx = theRes->getPoint(theRes->getEdge(i).st).x;

843e19887f64dde75055cf8842fc4db2171eff45johnlev Geom::Point ex = theRes->getPoint(theRes->getEdge(i).en).x;

843e19887f64dde75055cf8842fc4db2171eff45johnlev Geom::Point nx = ex - sx;

843e19887f64dde75055cf8842fc4db2171eff45johnlev double len = sqrt (dot(nx,nx));

843e19887f64dde75055cf8842fc4db2171eff45johnlev if (len > 0.0001)

843e19887f64dde75055cf8842fc4db2171eff45johnlev {

843e19887f64dde75055cf8842fc4db2171eff45johnlev Geom::Point pxsx=px-sx;

843e19887f64dde75055cf8842fc4db2171eff45johnlev double ab = dot(nx,pxsx);

843e19887f64dde75055cf8842fc4db2171eff45johnlev if (ab > 0 && ab < len * len)

843e19887f64dde75055cf8842fc4db2171eff45johnlev {

843e19887f64dde75055cf8842fc4db2171eff45johnlev // we're in the zone of influence of the segment

843e19887f64dde75055cf8842fc4db2171eff45johnlev double ndist = (cross(pxsx,nx)) / len;

843e19887f64dde75055cf8842fc4db2171eff45johnlev if (arSet == false || fabs (ndist) < fabs (arDist))

843e19887f64dde75055cf8842fc4db2171eff45johnlev {

843e19887f64dde75055cf8842fc4db2171eff45johnlev arDist = ndist;

843e19887f64dde75055cf8842fc4db2171eff45johnlev arSet = true;

843e19887f64dde75055cf8842fc4db2171eff45johnlev }

843e19887f64dde75055cf8842fc4db2171eff45johnlev }

843e19887f64dde75055cf8842fc4db2171eff45johnlev }

843e19887f64dde75055cf8842fc4db2171eff45johnlev }

843e19887f64dde75055cf8842fc4db2171eff45johnlev if (arSet || ptSet)

843e19887f64dde75055cf8842fc4db2171eff45johnlev {

843e19887f64dde75055cf8842fc4db2171eff45johnlev if (arSet == false)

843e19887f64dde75055cf8842fc4db2171eff45johnlev arDist = ptDist;

843e19887f64dde75055cf8842fc4db2171eff45johnlev if (ptSet == false)

843e19887f64dde75055cf8842fc4db2171eff45johnlev ptDist = arDist;

843e19887f64dde75055cf8842fc4db2171eff45johnlev if (fabs (ptDist) < fabs (arDist))

843e19887f64dde75055cf8842fc4db2171eff45johnlev dist = ptDist;

843e19887f64dde75055cf8842fc4db2171eff45johnlev else

843e19887f64dde75055cf8842fc4db2171eff45johnlev dist = arDist;

843e19887f64dde75055cf8842fc4db2171eff45johnlev }

843e19887f64dde75055cf8842fc4db2171eff45johnlev }

843e19887f64dde75055cf8842fc4db2171eff45johnlev

843e19887f64dde75055cf8842fc4db2171eff45johnlev delete theShape;

843e19887f64dde75055cf8842fc4db2171eff45johnlev delete theRes;

843e19887f64dde75055cf8842fc4db2171eff45johnlev

843e19887f64dde75055cf8842fc4db2171eff45johnlev return dist;

843e19887f64dde75055cf8842fc4db2171eff45johnlev}

843e19887f64dde75055cf8842fc4db2171eff45johnlev

843e19887f64dde75055cf8842fc4db2171eff45johnlevsp_offset_top_point (SPOffset * offset, Geom::Point *px)

843e19887f64dde75055cf8842fc4db2171eff45johnlev{

843e19887f64dde75055cf8842fc4db2171eff45johnlev (*px) = Geom::Point(0, 0);

843e19887f64dde75055cf8842fc4db2171eff45johnlev if (offset == NULL)

843e19887f64dde75055cf8842fc4db2171eff45johnlev return;

843e19887f64dde75055cf8842fc4db2171eff45johnlev

843e19887f64dde75055cf8842fc4db2171eff45johnlev if (offset->knotSet)

843e19887f64dde75055cf8842fc4db2171eff45johnlev {

843e19887f64dde75055cf8842fc4db2171eff45johnlev (*px) = offset->knot;

843e19887f64dde75055cf8842fc4db2171eff45johnlev return;

843e19887f64dde75055cf8842fc4db2171eff45johnlev }

843e19887f64dde75055cf8842fc4db2171eff45johnlev

843e19887f64dde75055cf8842fc4db2171eff45johnlev SPCurve *curve = SP_SHAPE (offset)->getCurve();

843e19887f64dde75055cf8842fc4db2171eff45johnlev if (curve == NULL)

843e19887f64dde75055cf8842fc4db2171eff45johnlev {

843e19887f64dde75055cf8842fc4db2171eff45johnlev sp_offset_set_shape (SP_SHAPE (offset));

843e19887f64dde75055cf8842fc4db2171eff45johnlev curve = SP_SHAPE (offset)->getCurve();

843e19887f64dde75055cf8842fc4db2171eff45johnlev if (curve == NULL)

843e19887f64dde75055cf8842fc4db2171eff45johnlev return;

843e19887f64dde75055cf8842fc4db2171eff45johnlev }

843e19887f64dde75055cf8842fc4db2171eff45johnlev if (curve->is_empty())

843e19887f64dde75055cf8842fc4db2171eff45johnlev {

843e19887f64dde75055cf8842fc4db2171eff45johnlev curve->unref();

843e19887f64dde75055cf8842fc4db2171eff45johnlev return;

843e19887f64dde75055cf8842fc4db2171eff45johnlev }

843e19887f64dde75055cf8842fc4db2171eff45johnlev

843e19887f64dde75055cf8842fc4db2171eff45johnlev Path *finalPath = new Path;

843e19887f64dde75055cf8842fc4db2171eff45johnlev finalPath->LoadPathVector(curve->get_pathvector());

843e19887f64dde75055cf8842fc4db2171eff45johnlev

843e19887f64dde75055cf8842fc4db2171eff45johnlev Shape *theShape = new Shape;

843e19887f64dde75055cf8842fc4db2171eff45johnlev

843e19887f64dde75055cf8842fc4db2171eff45johnlev finalPath->Convert (1.0);

843e19887f64dde75055cf8842fc4db2171eff45johnlev finalPath->Fill (theShape, 0);

843e19887f64dde75055cf8842fc4db2171eff45johnlev

843e19887f64dde75055cf8842fc4db2171eff45johnlev if (theShape->hasPoints())

843e19887f64dde75055cf8842fc4db2171eff45johnlev {

843e19887f64dde75055cf8842fc4db2171eff45johnlev theShape->SortPoints ();

843e19887f64dde75055cf8842fc4db2171eff45johnlev *px = theShape->getPoint(0).x;

843e19887f64dde75055cf8842fc4db2171eff45johnlev }

843e19887f64dde75055cf8842fc4db2171eff45johnlev

843e19887f64dde75055cf8842fc4db2171eff45johnlev delete theShape;

843e19887f64dde75055cf8842fc4db2171eff45johnlev delete finalPath;

843e19887f64dde75055cf8842fc4db2171eff45johnlev curve->unref();

843e19887f64dde75055cf8842fc4db2171eff45johnlev}

843e19887f64dde75055cf8842fc4db2171eff45johnlev

843e19887f64dde75055cf8842fc4db2171eff45johnlevstatic void sp_offset_start_listening(SPOffset *offset,SPObject* to)

843e19887f64dde75055cf8842fc4db2171eff45johnlev{

843e19887f64dde75055cf8842fc4db2171eff45johnlev if ( to == NULL ) {

843e19887f64dde75055cf8842fc4db2171eff45johnlev return;

843e19887f64dde75055cf8842fc4db2171eff45johnlev }

843e19887f64dde75055cf8842fc4db2171eff45johnlev

843e19887f64dde75055cf8842fc4db2171eff45johnlev offset->sourceObject = to;

843e19887f64dde75055cf8842fc4db2171eff45johnlev offset->sourceRepr = to->getRepr();

843e19887f64dde75055cf8842fc4db2171eff45johnlev

843e19887f64dde75055cf8842fc4db2171eff45johnlev offset->_delete_connection = to->connectDelete(sigc::bind(sigc::ptr_fun(&sp_offset_delete_self), offset));

843e19887f64dde75055cf8842fc4db2171eff45johnlev offset->_transformed_connection = SP_ITEM(to)->connectTransformed(sigc::bind(sigc::ptr_fun(&sp_offset_move_compensate), offset));

843e19887f64dde75055cf8842fc4db2171eff45johnlev offset->_modified_connection = to->connectModified(sigc::bind<2>(sigc::ptr_fun(&sp_offset_source_modified), offset));

843e19887f64dde75055cf8842fc4db2171eff45johnlev}

843e19887f64dde75055cf8842fc4db2171eff45johnlev

843e19887f64dde75055cf8842fc4db2171eff45johnlevstatic void sp_offset_quit_listening(SPOffset *offset)

843e19887f64dde75055cf8842fc4db2171eff45johnlev{

843e19887f64dde75055cf8842fc4db2171eff45johnlev if ( offset->sourceObject == NULL )

843e19887f64dde75055cf8842fc4db2171eff45johnlev return;

843e19887f64dde75055cf8842fc4db2171eff45johnlev

843e19887f64dde75055cf8842fc4db2171eff45johnlev offset->_modified_connection.disconnect();

843e19887f64dde75055cf8842fc4db2171eff45johnlev offset->_delete_connection.disconnect();

843e19887f64dde75055cf8842fc4db2171eff45johnlev offset->_transformed_connection.disconnect();

843e19887f64dde75055cf8842fc4db2171eff45johnlev

843e19887f64dde75055cf8842fc4db2171eff45johnlev offset->sourceRepr = NULL;

843e19887f64dde75055cf8842fc4db2171eff45johnlev offset->sourceObject = NULL;

843e19887f64dde75055cf8842fc4db2171eff45johnlev}

843e19887f64dde75055cf8842fc4db2171eff45johnlev

843e19887f64dde75055cf8842fc4db2171eff45johnlevstatic void

843e19887f64dde75055cf8842fc4db2171eff45johnlevsp_offset_href_changed(SPObject */*old_ref*/, SPObject */*ref*/, SPOffset *offset)

843e19887f64dde75055cf8842fc4db2171eff45johnlev{

843e19887f64dde75055cf8842fc4db2171eff45johnlev sp_offset_quit_listening(offset);

843e19887f64dde75055cf8842fc4db2171eff45johnlev if (offset->sourceRef) {

843e19887f64dde75055cf8842fc4db2171eff45johnlev SPItem *refobj = offset->sourceRef->getObject();

843e19887f64dde75055cf8842fc4db2171eff45johnlev if (refobj) sp_offset_start_listening(offset,refobj);

843e19887f64dde75055cf8842fc4db2171eff45johnlev offset->sourceDirty=true;

843e19887f64dde75055cf8842fc4db2171eff45johnlev offset->requestDisplayUpdate(SP_OBJECT_MODIFIED_FLAG);

843e19887f64dde75055cf8842fc4db2171eff45johnlev }

843e19887f64dde75055cf8842fc4db2171eff45johnlev}

843e19887f64dde75055cf8842fc4db2171eff45johnlev

843e19887f64dde75055cf8842fc4db2171eff45johnlevstatic void

843e19887f64dde75055cf8842fc4db2171eff45johnlevsp_offset_move_compensate(Geom::Affine const *mp, SPItem */*original*/, SPOffset *self)

843e19887f64dde75055cf8842fc4db2171eff45johnlev{

843e19887f64dde75055cf8842fc4db2171eff45johnlev Inkscape::Preferences *prefs = Inkscape::Preferences::get();

843e19887f64dde75055cf8842fc4db2171eff45johnlev guint mode = prefs->getInt("/options/clonecompensation/value", SP_CLONE_COMPENSATION_PARALLEL);

843e19887f64dde75055cf8842fc4db2171eff45johnlev

843e19887f64dde75055cf8842fc4db2171eff45johnlev SPItem *item = SP_ITEM(self);

843e19887f64dde75055cf8842fc4db2171eff45johnlev

843e19887f64dde75055cf8842fc4db2171eff45johnlev Geom::Affine m(*mp);

843e19887f64dde75055cf8842fc4db2171eff45johnlev if (!(m.isTranslation()) || mode == SP_CLONE_COMPENSATION_NONE) {

843e19887f64dde75055cf8842fc4db2171eff45johnlev self->sourceDirty=true;

843e19887f64dde75055cf8842fc4db2171eff45johnlev item->requestDisplayUpdate(SP_OBJECT_MODIFIED_FLAG);

843e19887f64dde75055cf8842fc4db2171eff45johnlev return;

843e19887f64dde75055cf8842fc4db2171eff45johnlev }

843e19887f64dde75055cf8842fc4db2171eff45johnlev

843e19887f64dde75055cf8842fc4db2171eff45johnlev // calculate the compensation matrix and the advertized movement matrix

843e19887f64dde75055cf8842fc4db2171eff45johnlev item->readAttr("transform");

843e19887f64dde75055cf8842fc4db2171eff45johnlev

843e19887f64dde75055cf8842fc4db2171eff45johnlev Geom::Affine t = self->transform;

843e19887f64dde75055cf8842fc4db2171eff45johnlev Geom::Affine offset_move = t.inverse() * m * t;

843e19887f64dde75055cf8842fc4db2171eff45johnlev

843e19887f64dde75055cf8842fc4db2171eff45johnlev Geom::Affine advertized_move;

843e19887f64dde75055cf8842fc4db2171eff45johnlev if (mode == SP_CLONE_COMPENSATION_PARALLEL) {

843e19887f64dde75055cf8842fc4db2171eff45johnlev offset_move = offset_move.inverse() * m;

843e19887f64dde75055cf8842fc4db2171eff45johnlev advertized_move = m;

843e19887f64dde75055cf8842fc4db2171eff45johnlev } else if (mode == SP_CLONE_COMPENSATION_UNMOVED) {

843e19887f64dde75055cf8842fc4db2171eff45johnlev offset_move = offset_move.inverse();

843e19887f64dde75055cf8842fc4db2171eff45johnlev advertized_move.setIdentity();

843e19887f64dde75055cf8842fc4db2171eff45johnlev } else {

843e19887f64dde75055cf8842fc4db2171eff45johnlev g_assert_not_reached();

843e19887f64dde75055cf8842fc4db2171eff45johnlev }

a576ab5b6e08c47732b3dedca9eaa8a8cbb85720rab

a576ab5b6e08c47732b3dedca9eaa8a8cbb85720rab self->sourceDirty=true;

843e19887f64dde75055cf8842fc4db2171eff45johnlev

a576ab5b6e08c47732b3dedca9eaa8a8cbb85720rab // commit the compensation

843e19887f64dde75055cf8842fc4db2171eff45johnlev item->transform *= offset_move;

349b53dd4e695e3d833b5380540385145b2d3ae8Stuart Maybee item->doWriteTransform(item->getRepr(), item->transform, &advertized_move);

349b53dd4e695e3d833b5380540385145b2d3ae8Stuart Maybee item->requestDisplayUpdate(SP_OBJECT_MODIFIED_FLAG);

843e19887f64dde75055cf8842fc4db2171eff45johnlev}

a576ab5b6e08c47732b3dedca9eaa8a8cbb85720rab

843e19887f64dde75055cf8842fc4db2171eff45johnlevstatic void

a576ab5b6e08c47732b3dedca9eaa8a8cbb85720rabsp_offset_delete_self(SPObject */*deleted*/, SPOffset *offset)

a576ab5b6e08c47732b3dedca9eaa8a8cbb85720rab{

843e19887f64dde75055cf8842fc4db2171eff45johnlev Inkscape::Preferences *prefs = Inkscape::Preferences::get();

a576ab5b6e08c47732b3dedca9eaa8a8cbb85720rab guint const mode = prefs->getInt("/options/cloneorphans/value", SP_CLONE_ORPHANS_UNLINK);

a576ab5b6e08c47732b3dedca9eaa8a8cbb85720rab

a576ab5b6e08c47732b3dedca9eaa8a8cbb85720rab if (mode == SP_CLONE_ORPHANS_UNLINK) {

843e19887f64dde75055cf8842fc4db2171eff45johnlev // leave it be. just forget about the source

a576ab5b6e08c47732b3dedca9eaa8a8cbb85720rab sp_offset_quit_listening(offset);

a576ab5b6e08c47732b3dedca9eaa8a8cbb85720rab if ( offset->sourceHref ) g_free(offset->sourceHref);

843e19887f64dde75055cf8842fc4db2171eff45johnlev offset->sourceHref = NULL;

a576ab5b6e08c47732b3dedca9eaa8a8cbb85720rab offset->sourceRef->detach();

a576ab5b6e08c47732b3dedca9eaa8a8cbb85720rab } else if (mode == SP_CLONE_ORPHANS_DELETE) {

a576ab5b6e08c47732b3dedca9eaa8a8cbb85720rab offset->deleteObject();

a576ab5b6e08c47732b3dedca9eaa8a8cbb85720rab }

843e19887f64dde75055cf8842fc4db2171eff45johnlev}

a576ab5b6e08c47732b3dedca9eaa8a8cbb85720rab

a576ab5b6e08c47732b3dedca9eaa8a8cbb85720rabstatic void

a576ab5b6e08c47732b3dedca9eaa8a8cbb85720rabsp_offset_source_modified (SPObject */*iSource*/, guint flags, SPItem *item)

a576ab5b6e08c47732b3dedca9eaa8a8cbb85720rab{

a576ab5b6e08c47732b3dedca9eaa8a8cbb85720rab SPOffset *offset = SP_OFFSET(item);

a576ab5b6e08c47732b3dedca9eaa8a8cbb85720rab offset->sourceDirty=true;

a576ab5b6e08c47732b3dedca9eaa8a8cbb85720rab if (flags & (SP_OBJECT_MODIFIED_FLAG | SP_OBJECT_CHILD_MODIFIED_FLAG)) {

a576ab5b6e08c47732b3dedca9eaa8a8cbb85720rab offset->requestDisplayUpdate(SP_OBJECT_MODIFIED_FLAG);

843e19887f64dde75055cf8842fc4db2171eff45johnlev }

349b53dd4e695e3d833b5380540385145b2d3ae8Stuart Maybee}

349b53dd4e695e3d833b5380540385145b2d3ae8Stuart Maybee

349b53dd4e695e3d833b5380540385145b2d3ae8Stuart Maybeestatic void

843e19887f64dde75055cf8842fc4db2171eff45johnlevrefresh_offset_source(SPOffset* offset)

349b53dd4e695e3d833b5380540385145b2d3ae8Stuart Maybee{

a576ab5b6e08c47732b3dedca9eaa8a8cbb85720rab if ( offset == NULL ) return;

a576ab5b6e08c47732b3dedca9eaa8a8cbb85720rab offset->sourceDirty=false;

843e19887f64dde75055cf8842fc4db2171eff45johnlev

349b53dd4e695e3d833b5380540385145b2d3ae8Stuart Maybee // le mauvais cas: pas d'attribut d => il faut verifier que c'est une SPShape puis prendre le contour

349b53dd4e695e3d833b5380540385145b2d3ae8Stuart Maybee // The bad case: no d attribute. Must check that it's an SPShape and then take the outline.

349b53dd4e695e3d833b5380540385145b2d3ae8Stuart Maybee SPObject *refobj=offset->sourceObject;

349b53dd4e695e3d833b5380540385145b2d3ae8Stuart Maybee if ( refobj == NULL ) return;

349b53dd4e695e3d833b5380540385145b2d3ae8Stuart Maybee SPItem *item = SP_ITEM (refobj);

349b53dd4e695e3d833b5380540385145b2d3ae8Stuart Maybee

349b53dd4e695e3d833b5380540385145b2d3ae8Stuart Maybee SPCurve *curve=NULL;

a576ab5b6e08c47732b3dedca9eaa8a8cbb85720rab if (!SP_IS_SHAPE (item) && !SP_IS_TEXT (item)) return;

a576ab5b6e08c47732b3dedca9eaa8a8cbb85720rab if (SP_IS_SHAPE (item)) {

a576ab5b6e08c47732b3dedca9eaa8a8cbb85720rab curve = SP_SHAPE (item)->getCurve ();

a576ab5b6e08c47732b3dedca9eaa8a8cbb85720rab if (curve == NULL)

a576ab5b6e08c47732b3dedca9eaa8a8cbb85720rab return;

a576ab5b6e08c47732b3dedca9eaa8a8cbb85720rab }

a576ab5b6e08c47732b3dedca9eaa8a8cbb85720rab if (SP_IS_TEXT (item)) {

a576ab5b6e08c47732b3dedca9eaa8a8cbb85720rab curve = SP_TEXT (item)->getNormalizedBpath ();

a576ab5b6e08c47732b3dedca9eaa8a8cbb85720rab if (curve == NULL)

a576ab5b6e08c47732b3dedca9eaa8a8cbb85720rab return;

a576ab5b6e08c47732b3dedca9eaa8a8cbb85720rab }

a576ab5b6e08c47732b3dedca9eaa8a8cbb85720rab Path *orig = new Path;

a576ab5b6e08c47732b3dedca9eaa8a8cbb85720rab orig->LoadPathVector(curve->get_pathvector());

a576ab5b6e08c47732b3dedca9eaa8a8cbb85720rab curve->unref();

a576ab5b6e08c47732b3dedca9eaa8a8cbb85720rab

a576ab5b6e08c47732b3dedca9eaa8a8cbb85720rab if (!item->transform.isIdentity()) {

a576ab5b6e08c47732b3dedca9eaa8a8cbb85720rab gchar const *t_attr = item->getRepr()->attribute("transform");

a576ab5b6e08c47732b3dedca9eaa8a8cbb85720rab if (t_attr) {

a576ab5b6e08c47732b3dedca9eaa8a8cbb85720rab Geom::Affine t;

a576ab5b6e08c47732b3dedca9eaa8a8cbb85720rab if (sp_svg_transform_read(t_attr, &t)) {

a576ab5b6e08c47732b3dedca9eaa8a8cbb85720rab orig->Transform(t);

a576ab5b6e08c47732b3dedca9eaa8a8cbb85720rab }

a576ab5b6e08c47732b3dedca9eaa8a8cbb85720rab }

a576ab5b6e08c47732b3dedca9eaa8a8cbb85720rab }

a576ab5b6e08c47732b3dedca9eaa8a8cbb85720rab

a576ab5b6e08c47732b3dedca9eaa8a8cbb85720rab // Finish up.

a576ab5b6e08c47732b3dedca9eaa8a8cbb85720rab {

a576ab5b6e08c47732b3dedca9eaa8a8cbb85720rab SPCSSAttr *css;

a576ab5b6e08c47732b3dedca9eaa8a8cbb85720rab const gchar *val;

a576ab5b6e08c47732b3dedca9eaa8a8cbb85720rab Shape *theShape = new Shape;

349b53dd4e695e3d833b5380540385145b2d3ae8Stuart Maybee Shape *theRes = new Shape;

349b53dd4e695e3d833b5380540385145b2d3ae8Stuart Maybee

349b53dd4e695e3d833b5380540385145b2d3ae8Stuart Maybee orig->ConvertWithBackData (1.0);

a576ab5b6e08c47732b3dedca9eaa8a8cbb85720rab orig->Fill (theShape, 0);

a576ab5b6e08c47732b3dedca9eaa8a8cbb85720rab

a576ab5b6e08c47732b3dedca9eaa8a8cbb85720rab css = sp_repr_css_attr (offset->sourceRepr , "style");

a576ab5b6e08c47732b3dedca9eaa8a8cbb85720rab val = sp_repr_css_property (css, "fill-rule", NULL);

a576ab5b6e08c47732b3dedca9eaa8a8cbb85720rab if (val && strcmp (val, "nonzero") == 0)

a576ab5b6e08c47732b3dedca9eaa8a8cbb85720rab {

a576ab5b6e08c47732b3dedca9eaa8a8cbb85720rab theRes->ConvertToShape (theShape, fill_nonZero);

a576ab5b6e08c47732b3dedca9eaa8a8cbb85720rab }

a576ab5b6e08c47732b3dedca9eaa8a8cbb85720rab else if (val && strcmp (val, "evenodd") == 0)

a576ab5b6e08c47732b3dedca9eaa8a8cbb85720rab {

843e19887f64dde75055cf8842fc4db2171eff45johnlev theRes->ConvertToShape (theShape, fill_oddEven);

843e19887f64dde75055cf8842fc4db2171eff45johnlev }

a576ab5b6e08c47732b3dedca9eaa8a8cbb85720rab else

843e19887f64dde75055cf8842fc4db2171eff45johnlev {

a576ab5b6e08c47732b3dedca9eaa8a8cbb85720rab theRes->ConvertToShape (theShape, fill_nonZero);

843e19887f64dde75055cf8842fc4db2171eff45johnlev }

a576ab5b6e08c47732b3dedca9eaa8a8cbb85720rab

a576ab5b6e08c47732b3dedca9eaa8a8cbb85720rab Path *originaux[1];

a576ab5b6e08c47732b3dedca9eaa8a8cbb85720rab originaux[0] = orig;

a576ab5b6e08c47732b3dedca9eaa8a8cbb85720rab Path *res = new Path;

a576ab5b6e08c47732b3dedca9eaa8a8cbb85720rab theRes->ConvertToForme (res, 1, originaux);

a576ab5b6e08c47732b3dedca9eaa8a8cbb85720rab

a576ab5b6e08c47732b3dedca9eaa8a8cbb85720rab delete theShape;

a576ab5b6e08c47732b3dedca9eaa8a8cbb85720rab delete theRes;

a576ab5b6e08c47732b3dedca9eaa8a8cbb85720rab

a576ab5b6e08c47732b3dedca9eaa8a8cbb85720rab char *res_d = res->svg_dump_path ();

a576ab5b6e08c47732b3dedca9eaa8a8cbb85720rab delete res;

a576ab5b6e08c47732b3dedca9eaa8a8cbb85720rab delete orig;

a576ab5b6e08c47732b3dedca9eaa8a8cbb85720rab

a576ab5b6e08c47732b3dedca9eaa8a8cbb85720rab // TODO fix:

a576ab5b6e08c47732b3dedca9eaa8a8cbb85720rab //XML Tree being used diectly here while it shouldn't be.

a576ab5b6e08c47732b3dedca9eaa8a8cbb85720rab offset->getRepr()->setAttribute("inkscape:original", res_d);

a576ab5b6e08c47732b3dedca9eaa8a8cbb85720rab

a576ab5b6e08c47732b3dedca9eaa8a8cbb85720rab free (res_d);

a576ab5b6e08c47732b3dedca9eaa8a8cbb85720rab }

a576ab5b6e08c47732b3dedca9eaa8a8cbb85720rab}

a576ab5b6e08c47732b3dedca9eaa8a8cbb85720rab

a576ab5b6e08c47732b3dedca9eaa8a8cbb85720rabSPItem *

a576ab5b6e08c47732b3dedca9eaa8a8cbb85720rabsp_offset_get_source (SPOffset *offset)

a576ab5b6e08c47732b3dedca9eaa8a8cbb85720rab{

a576ab5b6e08c47732b3dedca9eaa8a8cbb85720rab if (offset && offset->sourceRef) {

a576ab5b6e08c47732b3dedca9eaa8a8cbb85720rab SPItem *refobj = offset->sourceRef->getObject();

a576ab5b6e08c47732b3dedca9eaa8a8cbb85720rab if (SP_IS_ITEM (refobj))

843e19887f64dde75055cf8842fc4db2171eff45johnlev return (SPItem *) refobj;

a576ab5b6e08c47732b3dedca9eaa8a8cbb85720rab }

a576ab5b6e08c47732b3dedca9eaa8a8cbb85720rab return NULL;

a576ab5b6e08c47732b3dedca9eaa8a8cbb85720rab}

a576ab5b6e08c47732b3dedca9eaa8a8cbb85720rab

a576ab5b6e08c47732b3dedca9eaa8a8cbb85720rab

a576ab5b6e08c47732b3dedca9eaa8a8cbb85720rab