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Diffstat (limited to 'src/live_effects/parameter/satellitearray.cpp')
| -rw-r--r-- | src/live_effects/parameter/satellitearray.cpp | 524 |
1 files changed, 524 insertions, 0 deletions
diff --git a/src/live_effects/parameter/satellitearray.cpp b/src/live_effects/parameter/satellitearray.cpp new file mode 100644 index 000000000..24a491b4b --- /dev/null +++ b/src/live_effects/parameter/satellitearray.cpp @@ -0,0 +1,524 @@ +/* + * Copyright (C) Jabiertxo Arraiza Cenoz <jabier.arraiza@marker.es> + * Special thanks to Johan Engelen for the base of the effect -powerstroke- + * Also to ScislaC for point me to the idea + * Also su_v for his construvtive feedback and time + * and finaly to Liam P. White for his big help on coding, that save me a lot of + * hours + * Released under GNU GPL, read the file 'COPYING' for more information + */ + +#include "knotholder.h" +#include "ui/dialog/lpe-fillet-chamfer-properties.h" +#include "live_effects/parameter/satellitearray.h" +#include "live_effects/effect.h" +#include "sp-lpe-item.h" +#include <preferences.h> +#include <boost/optional.hpp> +// TODO due to internal breakage in glibmm headers, +// this has to be included last. +#include <glibmm/i18n.h> + + +using namespace Geom; + +namespace Inkscape { + +namespace LivePathEffect { + +SatelliteArrayParam::SatelliteArrayParam( + const Glib::ustring &label, const Glib::ustring &tip, + const Glib::ustring &key, Inkscape::UI::Widget::Registry *wr, + Effect *effect) + : ArrayParam<Geom::Satellite>(label, tip, key, wr, effect, 0), + knoth(NULL) +{ + knot_shape = SP_KNOT_SHAPE_DIAMOND; + knot_mode = SP_KNOT_MODE_XOR; + knot_color = 0x00ff0000; + helper_size = 0; + use_distance = false; + _effectType = FILLET_CHAMFER; + last_pointwise = NULL; +} + +SatelliteArrayParam::~SatelliteArrayParam() {} + +void SatelliteArrayParam::set_oncanvas_looks(SPKnotShapeType shape, + SPKnotModeType mode, + guint32 color) +{ + knot_shape = shape; + knot_mode = mode; + knot_color = color; +} + +void SatelliteArrayParam::set_pointwise(Geom::Pointwise *pointwise) +{ + last_pointwise = pointwise; + param_set_and_write_new_value(last_pointwise->getSatellites()); +} + +void SatelliteArrayParam::set_document_unit(Glib::ustring value_document_unit) +{ + documentUnit = value_document_unit; +} + +void SatelliteArrayParam::set_use_distance(bool use_knot_distance ) +{ + use_distance = use_knot_distance; +} + +void SatelliteArrayParam::set_unit(const gchar *abbr) +{ + unit = abbr; +} + +void SatelliteArrayParam::set_effect_type(EffectType et) +{ + _effectType = et; +} + +void SatelliteArrayParam::set_helper_size(int hs) +{ + helper_size = hs; + updateCanvasIndicators(); +} + +void SatelliteArrayParam::updateCanvasIndicators(bool mirror) +{ + if(!last_pointwise){ + return; + } + Geom::Piecewise<Geom::D2<Geom::SBasis> > pwd2 = last_pointwise->getPwd2(); + Pathinfo pathInfo(pwd2); + if( mirror == true){ + hp.clear(); + } + for (size_t i = 0; i < _vector.size(); ++i) { + if(!_vector[i].active || _vector[i].hidden){ + continue; + } + if((!_vector[i].hasMirror && mirror == true) || _vector[i].amount == 0){ + continue; + } + double pos = 0; + if(pwd2.size() <= i){ + break; + } + Geom::D2<Geom::SBasis> d2 = pwd2[i]; + bool overflow = false; + double size_out = _vector[i].getSize(pwd2[i]); + double lenght_out = Geom::length(pwd2[i], Geom::EPSILON); + double lenght_in = 0; + boost::optional<size_t> d2_prev_index = pathInfo.getPrevious(i); + if(d2_prev_index){ + lenght_in = Geom::length(pwd2[*d2_prev_index], Geom::EPSILON); + } + if(mirror == true){ + if(d2_prev_index){ + d2 = pwd2[*d2_prev_index]; + pos = _vector[i].getOpositeTime(size_out,d2); + if(lenght_out < size_out){ + overflow = true; + } + } + } else { + pos = _vector[i].getTime(d2); + if(lenght_in < size_out){ + overflow = true; + } + } + if (pos <= 0 || pos >= 1) { + continue; + } + Geom::Point ptA = d2.valueAt(pos); + Geom::Point derivA = unit_vector(derivative(d2).valueAt(pos)); + Geom::Rotate rot(Geom::Rotate::from_degrees(-90)); + derivA = derivA * rot; + Geom::Point C = ptA - derivA * helper_size; + Geom::Point D = ptA + derivA * helper_size; + Geom::Ray ray1(C, D); + char const * svgd = "M 1,0.25 0.5,0 1,-0.25 M 1,0.5 0,0 1,-0.5"; + Geom::PathVector pathv = sp_svg_read_pathv(svgd); + Geom::Affine aff = Geom::Affine(); + aff *= Geom::Scale(helper_size); + if(mirror == true){ + aff *= Geom::Rotate(ray1.angle() - deg_to_rad(90)); + } else { + aff *= Geom::Rotate(ray1.angle() - deg_to_rad(270)); + } + pathv *= aff; + pathv += d2.valueAt(pos); + hp.push_back(pathv[0]); + hp.push_back(pathv[1]); + if(overflow){ + double diameter = helper_size; + if(helper_size == 0){ + diameter = 15; + char const * svgd; + svgd = "M 0.7,0.35 A 0.35,0.35 0 0 1 0.35,0.7 0.35,0.35 0 0 1 0,0.35 0.35,0.35 0 0 1 0.35,0 0.35,0.35 0 0 1 0.7,0.35 Z"; + Geom::PathVector pathv = sp_svg_read_pathv(svgd); + pathv *= Geom::Scale (diameter); + pathv += ptA-Geom::Point(diameter * 0.35,diameter * 0.35); + hp.push_back(pathv[0]); + } else { + char const * svgd; + svgd = "M 0 -1.32 A 1.32 1.32 0 0 0 -1.32 0 A 1.32 1.32 0 0 0 0 1.32 A 1.32 1.32 0 0 0 1.18 0.59 L 0 0 L 1.18 -0.59 A 1.32 1.32 0 0 0 0 -1.32 z"; + Geom::PathVector pathv = sp_svg_read_pathv(svgd); + aff = Geom::Affine(); + aff *= Geom::Scale(helper_size/2.0); + if(mirror == true){ + aff *= Geom::Rotate(ray1.angle() - deg_to_rad(90)); + } else { + aff *= Geom::Rotate(ray1.angle() - deg_to_rad(270)); + } + pathv *= aff; + pathv += d2.valueAt(pos); + hp.push_back(pathv[0]); + } + } + } + if( mirror == true){ + updateCanvasIndicators(false); + } +} +void SatelliteArrayParam::updateCanvasIndicators() +{ + updateCanvasIndicators(true); +} + +void SatelliteArrayParam::addCanvasIndicators( + SPLPEItem const */*lpeitem*/, std::vector<Geom::PathVector> &hp_vec) +{ + hp_vec.push_back(hp); +} + +void SatelliteArrayParam::recalculate_knots() +{ + if(last_pointwise){ + _vector = last_pointwise->getSatellites(); + } +} + +void +SatelliteArrayParam::param_transform_multiply(Geom::Affine const &postmul, + bool /*set*/) +{ + Inkscape::Preferences *prefs = Inkscape::Preferences::get(); + + if (prefs->getBool("/options/transform/rectcorners", true)) { + for (size_t i = 0; i < _vector.size(); ++i) { + if(!_vector[i].isTime && _vector[i].amount > 0){ + _vector[i].amount = _vector[i].amount * ((postmul.expansionX() + postmul.expansionY()) / 2); + } + } + param_set_and_write_new_value(_vector); + } + + // param_set_and_write_new_value( (*this) * postmul ); +} + +void SatelliteArrayParam::addKnotHolderEntities(KnotHolder *knotholder, + SPDesktop *desktop, + SPItem *item, + bool mirror) +{ + //recalculate_knots(); + for (size_t i = 0; i < _vector.size(); ++i) { + size_t iPlus = i; + if( mirror == true){ + iPlus = i + _vector.size(); + } + if(!_vector[i].active){ + continue; + } + if(!_vector[i].hasMirror && mirror == true){ + continue; + } + using namespace Geom; + SatelliteType type = _vector[i].satelliteType; + //IF is for filletChamfer effect... + if(_effectType == FILLET_CHAMFER){ + const gchar *tip; + if (type == C){ + tip = _("<b>Chamfer</b>: <b>Ctrl+Click</b> toggle type, " + "<b>Shift+Click</b> open dialog, " + "<b>Ctrl+Alt+Click</b> reset"); + } else if (type == IC) { + tip = _("<b>Inverse Chamfer</b>: <b>Ctrl+Click</b> toggle type, " + "<b>Shift+Click</b> open dialog, " + "<b>Ctrl+Alt+Click</b> reset"); + } else if (type == IF) { + tip = _("<b>Inverse Fillet</b>: <b>Ctrl+Click</b> toggle type, " + "<b>Shift+Click</b> open dialog, " + "<b>Ctrl+Alt+Click</b> reset"); + } else { + tip = _("<b>Fillet</b>: <b>Ctrl+Click</b> toggle type, " + "<b>Shift+Click</b> open dialog, " + "<b>Ctrl+Alt+Click</b> reset"); + } + FilletChamferKnotHolderEntity *e = + new FilletChamferKnotHolderEntity(this, iPlus); + e->create(desktop, item, knotholder, Inkscape::CTRL_TYPE_UNKNOWN, _(tip), + knot_shape, knot_mode, knot_color); + knotholder->add(e); + } + } + if( mirror == true){ + addKnotHolderEntities(knotholder, desktop, item, false); + } +} + +void SatelliteArrayParam::addKnotHolderEntities(KnotHolder *knotholder, + SPDesktop *desktop, + SPItem *item) +{ + knoth = knotholder; + addKnotHolderEntities(knotholder, desktop, item, true); +} + +FilletChamferKnotHolderEntity::FilletChamferKnotHolderEntity(SatelliteArrayParam *p, size_t index) + : _pparam(p), + _index(index) +{ +} + +void FilletChamferKnotHolderEntity::knot_set(Point const &p, + Point const &/*origin*/, + guint state) +{ + Geom::Point s = snap_knot_position(p, state); + size_t index = _index; + if( _index >= _pparam->_vector.size()){ + index = _index-_pparam->_vector.size(); + } + if (!valid_index(index)) { + return; + } + + if( !_pparam->last_pointwise ){ + return; + } + + Geom::Satellite satellite = _pparam->_vector.at(index); + if(!satellite.active || satellite.hidden){ + return; + } + Geom::Pointwise* pointwise = _pparam->last_pointwise; + Geom::Piecewise<Geom::D2<Geom::SBasis> > pwd2 = pointwise->getPwd2(); + Pathinfo pathInfo(pwd2); + if(_pparam->_vector.size() <= _index){ + boost::optional<size_t> d2_prev_index = pathInfo.getPrevious(index); + if(d2_prev_index){ + Geom::D2<Geom::SBasis> d2_in = pwd2[*d2_prev_index]; + double mirrorTime = Geom::nearest_point(s, d2_in); + double timeStart = 0; + std::vector<Geom::Satellite> sats = pointwise->getSatellites(); + timeStart = sats[*d2_prev_index].getTime(d2_in); + if(timeStart > mirrorTime){ + mirrorTime = timeStart; + } + double size = satellite.toSize(mirrorTime, d2_in); + double amount = Geom::length(d2_in, Geom::EPSILON) - size; + if(satellite.isTime){ + amount = satellite.toTime(amount,pwd2[index]); + } + satellite.amount = amount; + } + } else { + satellite.setPosition(s,pwd2[index]); + } + _pparam->_vector.at(index) = satellite; + SPLPEItem * splpeitem = dynamic_cast<SPLPEItem *>(item); + if(splpeitem){ + sp_lpe_item_update_patheffect(splpeitem, false, false); + } +} + + +Geom::Point +FilletChamferKnotHolderEntity::knot_get() const +{ + Geom::Point tmpPoint; + size_t index = _index; + if( _index >= _pparam->_vector.size()){ + index = _index-_pparam->_vector.size(); + } + if (!valid_index(index)) { + return Point(infinity(), infinity()); + } + Geom::Satellite satellite = _pparam->_vector.at(index); + if(!_pparam->last_pointwise){ + return Point(infinity(), infinity()); + } + if(!satellite.active || satellite.hidden){ + return Point(infinity(), infinity()); + } + Geom::Pointwise* pointwise = _pparam->last_pointwise; + Geom::Piecewise<Geom::D2<Geom::SBasis> > pwd2 = pointwise->getPwd2(); + Pathinfo pathInfo(pwd2); + if(pwd2.size() <= index){ + return Point(infinity(), infinity()); + } + this->knot->show(); + if( _index >= _pparam->_vector.size()){ + tmpPoint = satellite.getPosition(pwd2[index]); + boost::optional<size_t> d2_prev_index = pathInfo.getPrevious(index); + if(d2_prev_index){ + Geom::D2<Geom::SBasis> d2_in = pwd2[*d2_prev_index]; + double s = satellite.getSize(pwd2[index]); + double t = satellite.getOpositeTime(s,d2_in); + if(t > 1){ + t = 1; + } + if(t < 0){ + t = 0; + } + double timeStart = 0; + timeStart = pointwise->getSatellites()[*d2_prev_index].getTime(d2_in); + if(timeStart > t){ + t = timeStart; + } + tmpPoint = (d2_in).valueAt(t); + } + } else { + tmpPoint = satellite.getPosition(pwd2[index]); + } + Geom::Point const canvas_point = tmpPoint; + return canvas_point; +} + +void FilletChamferKnotHolderEntity::knot_click(guint state) +{ + if( !_pparam->last_pointwise){ + return; + } + + size_t index = _index; + if( _index >= _pparam->_vector.size()){ + index = _index-_pparam->_vector.size(); + } + if (state & GDK_CONTROL_MASK) { + if (state & GDK_MOD1_MASK) { + _pparam->_vector.at(index).amount = 0.0; + _pparam->param_set_and_write_new_value(_pparam->_vector); + sp_lpe_item_update_patheffect(SP_LPE_ITEM(item), false, false); + }else{ + using namespace Geom; + SatelliteType type = _pparam->_vector.at(index).satelliteType; + switch(type){ + case F: + type = IF; + break; + case IF: + type = C; + break; + case C: + type = IC; + break; + default: + type = F; + break; + } + _pparam->_vector.at(index).satelliteType = type; + _pparam->param_set_and_write_new_value(_pparam->_vector); + sp_lpe_item_update_patheffect(SP_LPE_ITEM(item), false, false); + const gchar *tip; + if (type == C){ + tip = _("<b>Chamfer</b>: <b>Ctrl+Click</b> toggle type, " + "<b>Shift+Click</b> open dialog, " + "<b>Ctrl+Alt+Click</b> reset"); + } else if (type == IC) { + tip = _("<b>Inverse Chamfer</b>: <b>Ctrl+Click</b> toggle type, " + "<b>Shift+Click</b> open dialog, " + "<b>Ctrl+Alt+Click</b> reset"); + } else if (type == IF) { + tip = _("<b>Inverse Fillet</b>: <b>Ctrl+Click</b> toggle type, " + "<b>Shift+Click</b> open dialog, " + "<b>Ctrl+Alt+Click</b> reset"); + } else { + tip = _("<b>Fillet</b>: <b>Ctrl+Click</b> toggle type, " + "<b>Shift+Click</b> open dialog, " + "<b>Ctrl+Alt+Click</b> reset"); + } + this->knot->tip = g_strdup(tip); + this->knot->show(); + } + } else if (state & GDK_SHIFT_MASK) { + Piecewise<D2<SBasis> > pwd2 = _pparam->last_pointwise->getPwd2(); + Pathinfo pathInfo(pwd2); + double amount = _pparam->_vector.at(index).amount; + if(!_pparam->use_distance && !_pparam->_vector.at(index).isTime){ + boost::optional<size_t> prev = pathInfo.getPrevious(index); + boost::optional<Geom::D2<Geom::SBasis> > prevPwd2 = boost::none; + boost::optional<Geom::Satellite > prevSat = boost::none; + if(prev){ + prevPwd2 = pwd2[*prev]; + prevSat = _pparam->_vector.at(*prev); + } + amount = _pparam->_vector.at(index).len_to_rad(amount, prevPwd2, pwd2[index], prevSat); + } + bool aprox = false; + D2<SBasis> d2_out = _pparam->last_pointwise->getPwd2()[index]; + boost::optional<size_t> d2_prev_index = pathInfo.getPrevious(index); + if(d2_prev_index){ + Geom::D2<Geom::SBasis> d2_in = _pparam->last_pointwise->getPwd2()[*d2_prev_index]; + aprox = ((d2_in)[0].degreesOfFreedom() != 2 || d2_out[0].degreesOfFreedom() != 2) && !_pparam->use_distance?true:false; + } + Inkscape::UI::Dialogs::FilletChamferPropertiesDialog::showDialog( + this->desktop, amount , this, _pparam->unit, _pparam->use_distance, aprox, _pparam->documentUnit,_pparam->_vector.at(index)); + + } +} + +void FilletChamferKnotHolderEntity::knot_set_offset(Geom::Satellite satellite) +{ + if( !_pparam->last_pointwise){ + return; + } + size_t index = _index; + if( _index >= _pparam->_vector.size()){ + index = _index-_pparam->_vector.size(); + } + double amount = satellite.amount; + double maxAmount = amount; + if(!_pparam->use_distance && !satellite.isTime){ + Piecewise<D2<SBasis> > pwd2 = _pparam->last_pointwise->getPwd2(); + Pathinfo pathInfo(pwd2); + boost::optional<size_t> prev = pathInfo.getPrevious(index); + boost::optional<Geom::D2<Geom::SBasis> > prevPwd2 = boost::none; + boost::optional<Geom::Satellite > prevSat = boost::none; + if(prev){ + prevPwd2 = pwd2[*prev]; + prevSat = _pparam->_vector.at(*prev); + } + amount = _pparam->_vector.at(index).rad_to_len(amount, prevPwd2, pwd2[index], prevSat); + if(maxAmount > 0 && amount == 0){ + amount = _pparam->_vector.at(index).amount; + } + } + satellite.amount = amount; + _pparam->_vector.at(index) = satellite; + this->parent_holder->knot_ungrabbed_handler(this->knot, 0); + _pparam->param_set_and_write_new_value(_pparam->_vector); + SPLPEItem * splpeitem = dynamic_cast<SPLPEItem *>(item); + if(splpeitem){ + sp_lpe_item_update_patheffect(splpeitem, false, false); + } +} + +} /* namespace LivePathEffect */ + +} /* namespace Inkscape */ + +/* + Local Variables: + mode:c++ + c-file-style:"stroustrup" + c-file-offsets:((innamespace . 0)(inline-open . 0)(case-label . +)) + indent-tabs-mode:nil + fill-column:99 + End: +*/ +// vim: filetype=cpp:expandtab:shiftwidth=4:tabstop=8:softtabstop=4 : |