Adding upstream version 1.0.2.upstream/1.0.2upstream

Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>

1 files changed, 410 insertions, 0 deletions

diff --git a/src/live_effects/lpe-clone-original.cpp b/src/live_effects/lpe-clone-original.cpp
new file mode 100644
index 0000000..0a7cd18
--- /dev/null
+++ b/src/live_effects/lpe-clone-original.cpp
@@ -0,0 +1,410 @@
+// SPDX-License-Identifier: GPL-2.0-or-later
+/*
+ * Copyright (C) Johan Engelen 2012 <j.b.c.engelen@alumnus.utwente.nl>
+ *
+ * Released under GNU GPL v2+, read the file 'COPYING' for more information.
+ */
+
+#include "live_effects/lpe-clone-original.h"
+#include "live_effects/lpe-spiro.h"
+#include "live_effects/lpe-bspline.h"
+#include "live_effects/lpeobject.h"
+#include "live_effects/lpeobject-reference.h"
+#include "display/curve.h"
+#include "svg/path-string.h"
+#include "svg/svg.h"
+
+#include "ui/tools-switch.h"
+#include "object/sp-clippath.h"
+#include "object/sp-mask.h"
+#include "object/sp-path.h"
+#include "object/sp-shape.h"
+#include "object/sp-text.h"
+#include "display/curve.h"
+
+#include "xml/sp-css-attr.h"
+
+// TODO due to internal breakage in glibmm headers, this must be last:
+#include <glibmm/i18n.h>
+
+namespace Inkscape {
+namespace LivePathEffect {
+
+static const Util::EnumData<Clonelpemethod> ClonelpemethodData[] = {
+    { CLM_NONE, N_("No Shape"), "none" },
+    { CLM_D, N_("With LPE's"), "d" },
+    { CLM_ORIGINALD, N_("Without LPE's"), "originald" },
+    { CLM_BSPLINESPIRO, N_("Spiro or BSpline Only"), "bsplinespiro" },
+};
+static const Util::EnumDataConverter<Clonelpemethod> CLMConverter(ClonelpemethodData, CLM_END);
+
+LPECloneOriginal::LPECloneOriginal(LivePathEffectObject *lpeobject)
+    : Effect(lpeobject)
+    , linkeditem(_("Linked Item:"), _("Item from which to take the original data"), "linkeditem", &wr, this)
+    , method(_("Shape"), _("Shape linked"), "method", CLMConverter, &wr, this, CLM_D)
+    , attributes("Attributes", "Attributes linked, comma separated attributes like trasform, X, Y...",
+                 "attributes", &wr, this, "")
+    , css_properties("CSS Properties",
+                       "CSS properties linked, comma separated attributes like fill, filter, opacity...",
+                       "css_properties", &wr, this, "")
+    , allow_transforms(_("Allow Transforms"), _("Allow transforms"), "allow_transforms", &wr, this, true)
+{
+    //0.92 compatibility
+    const gchar * linkedpath = this->getRepr()->attribute("linkedpath");
+    if (linkedpath && strcmp(linkedpath, "") != 0){
+        this->getRepr()->setAttribute("linkeditem", linkedpath);
+        this->getRepr()->removeAttribute("linkedpath");
+        this->getRepr()->setAttribute("method", "bsplinespiro");
+        this->getRepr()->setAttribute("allow_transforms", "false");
+    };
+    listening = false;
+    sync = false;
+    linked = "";
+    if (this->getRepr()->attribute("linkeditem")) {
+        linked = this->getRepr()->attribute("linkeditem");
+    }
+    registerParameter(&linkeditem);
+    registerParameter(&method);
+    registerParameter(&attributes);
+    registerParameter(&css_properties);
+    registerParameter(&allow_transforms);
+    attributes.param_hide_canvas_text();
+    css_properties.param_hide_canvas_text();
+}
+
+void 
+LPECloneOriginal::syncOriginal()
+{
+    if (method != CLM_NONE) {
+        sync = true;
+        // TODO remove the tools_switch atrocity.
+        sp_lpe_item_update_patheffect (sp_lpe_item, false, true);
+        method.param_set_value(CLM_NONE);
+        refresh_widgets = true;
+        SPDesktop *desktop = SP_ACTIVE_DESKTOP;
+        sp_lpe_item_update_patheffect (sp_lpe_item, false, true);
+        if (desktop && tools_isactive(desktop, TOOLS_NODES)) {
+            tools_switch(desktop, TOOLS_SELECT);
+            tools_switch(desktop, TOOLS_NODES);
+        }
+    }
+}
+
+Gtk::Widget *
+LPECloneOriginal::newWidget()
+{
+    // use manage here, because after deletion of Effect object, others might still be pointing to this widget.
+    Gtk::VBox * vbox = Gtk::manage( new Gtk::VBox(Effect::newWidget()) );
+    vbox->set_border_width(5);
+    vbox->set_homogeneous(false);
+    vbox->set_spacing(6);
+    std::vector<Parameter *>::iterator it = param_vector.begin();
+    while (it != param_vector.end()) {
+        if ((*it)->widget_is_visible) {
+            Parameter * param = *it;
+            Gtk::Widget * widg = dynamic_cast<Gtk::Widget *>(param->param_newWidget());
+            Glib::ustring * tip = param->param_getTooltip();
+            if (widg) {
+                vbox->pack_start(*widg, true, true, 2);
+                if (tip) {
+                    widg->set_tooltip_text(*tip);
+                } else {
+                    widg->set_tooltip_text("");
+                    widg->set_has_tooltip(false);
+                }
+            }
+        }
+        ++it;
+    }
+    Gtk::Button * sync_button = Gtk::manage(new Gtk::Button(Glib::ustring(_("No Shape Sync to Current"))));
+    sync_button->signal_clicked().connect(sigc::mem_fun (*this,&LPECloneOriginal::syncOriginal));
+    vbox->pack_start(*sync_button, true, true, 2);
+    if(Gtk::Widget* widg = defaultParamSet()) {
+        vbox->pack_start(*widg, true, true, 2);
+    }
+    return dynamic_cast<Gtk::Widget *>(vbox);
+}
+
+void
+LPECloneOriginal::cloneAttrbutes(SPObject *origin, SPObject *dest, const gchar * attributes, const gchar * css_properties, bool init) 
+{
+    SPDocument *document = getSPDoc();
+    if (!document || !origin || !dest) {
+        return;
+    }
+    SPGroup * group_origin = dynamic_cast<SPGroup *>(origin);
+    SPGroup * group_dest = dynamic_cast<SPGroup *>(dest);
+    if (group_origin && group_dest && group_origin->getItemCount() != group_dest->getItemCount()) {
+        sp_lpe_item_enable_path_effects(sp_lpe_item, false);
+        std::vector< SPObject * > childs = group_origin->childList(true);
+        std::vector< SPObject * > childsdest = group_dest->childList(true);
+        for (auto & child : childsdest) {
+            child->deleteObject(true);
+        }
+        for (auto & child : childs) {
+            Inkscape::XML::Document *xml_doc = document->getReprDoc();
+            Inkscape::XML::Node* dup = child->getRepr()->duplicate(xml_doc);
+            dest->getRepr()->appendChild(dup);
+            Inkscape::GC::release(dup);
+        }   
+        sp_lpe_item_enable_path_effects(sp_lpe_item, true);                 
+    }
+    if (group_origin && group_dest) {
+        std::vector< SPObject * > childs = group_origin->childList(true);
+        size_t index = 0;
+        for (auto & child : childs) {
+            SPObject *dest_child = group_dest->nthChild(index); 
+            cloneAttrbutes(child, dest_child, attributes, css_properties, init); 
+            index++;
+        }
+    }
+    //Attributes
+    SPShape * shape_origin = dynamic_cast<SPShape *>(origin);
+    SPShape * shape_dest   = dynamic_cast<SPShape *>(dest);
+    SPItem  * item_origin  = dynamic_cast<SPItem  *>(origin);
+    SPItem  * item_dest    = dynamic_cast<SPItem  *>(dest);
+    SPMask  * mask_origin  = dynamic_cast<SPMask  *>(item_origin->getMaskObject());
+    SPMask  * mask_dest    = dynamic_cast<SPMask  *>(item_dest->getMaskObject());
+    if(mask_origin && mask_dest) {
+        std::vector<SPObject*> mask_list = mask_origin->childList(true);
+        std::vector<SPObject*> mask_list_dest = mask_dest->childList(true);
+        if (mask_list.size() == mask_list_dest.size()) {
+            size_t i = 0;
+            for (auto mask_data : mask_list) {
+                SPObject * mask_dest_data = mask_list_dest[i];
+                cloneAttrbutes(mask_data, mask_dest_data, attributes, css_properties, init);
+                i++;
+            }
+        }
+    }
+    
+    SPClipPath *clippath_origin = SP_ITEM(origin)->getClipObject();
+    SPClipPath *clippath_dest = SP_ITEM(dest)->getClipObject();
+    if(clippath_origin && clippath_dest) {
+        std::vector<SPObject*> clippath_list = clippath_origin->childList(true);
+        std::vector<SPObject*> clippath_list_dest = clippath_dest->childList(true);
+        if (clippath_list.size() == clippath_list_dest.size()) {
+            size_t i = 0;
+            for (auto clippath_data : clippath_list) {
+                SPObject * clippath_dest_data = clippath_list_dest[i];
+                cloneAttrbutes(clippath_data, clippath_dest_data, attributes, css_properties, init);
+                i++;
+            }
+        }
+    }
+    gchar ** attarray = g_strsplit(old_attributes.c_str(), ",", 0);
+    gchar ** iter = attarray;
+    while (*iter != nullptr) {
+        const char* attribute = (*iter);
+        if (strlen(attribute)) {
+            dest->getRepr()->removeAttribute(attribute);
+        }
+        iter++;
+    }
+    attarray = g_strsplit(attributes, ",", 0);
+    iter = attarray;
+    while (*iter != nullptr) {
+        const char* attribute = (*iter);
+        if (strlen(attribute) && shape_dest && shape_origin) {
+            if (std::strcmp(attribute, "d") == 0) {
+                SPCurve *c = nullptr;
+                if (method == CLM_BSPLINESPIRO) {
+                    c = shape_origin->getCurveForEdit();
+                    SPLPEItem * lpe_item = SP_LPE_ITEM(origin);
+                    if (lpe_item) {
+                        PathEffectList lpelist = lpe_item->getEffectList();
+                        PathEffectList::iterator i;
+                        for (i = lpelist.begin(); i != lpelist.end(); ++i) {
+                            LivePathEffectObject *lpeobj = (*i)->lpeobject;
+                            if (lpeobj) {
+                                Inkscape::LivePathEffect::Effect *lpe = lpeobj->get_lpe();
+                                if (dynamic_cast<Inkscape::LivePathEffect::LPEBSpline *>(lpe)) {
+                                    Geom::PathVector hp;
+                                    LivePathEffect::sp_bspline_do_effect(c, 0, hp);
+                                } else if (dynamic_cast<Inkscape::LivePathEffect::LPESpiro *>(lpe)) {
+                                    LivePathEffect::sp_spiro_do_effect(c);
+                                }
+                            }
+                        }
+                    }
+                } else if (method == CLM_ORIGINALD) {
+                    c = shape_origin->getCurveForEdit();
+                } else if(method == CLM_D){
+                    c = shape_origin->getCurve();
+                }
+                if (c && method != CLM_NONE) {
+                    Geom::PathVector c_pv = c->get_pathvector();
+                    c->set_pathvector(c_pv);
+                    gchar *str = sp_svg_write_path(c_pv);
+                    if (sync){
+                        dest->getRepr()->setAttribute("inkscape:original-d", str);
+                    }
+                    shape_dest->setCurveInsync(c);
+                    dest->getRepr()->setAttribute("d", str);
+                    g_free(str);
+                    c->unref();
+                } else if (method != CLM_NONE) {
+                    dest->getRepr()->removeAttribute(attribute);
+                }
+            } else {
+                dest->getRepr()->setAttribute(attribute, origin->getRepr()->attribute(attribute));
+            }
+        }
+        iter++;
+    }
+    if (!allow_transforms) {
+        dest->getRepr()->setAttribute("transform", origin->getRepr()->attribute("transform"));
+    }
+    g_strfreev (attarray);
+    SPCSSAttr *css_origin = sp_repr_css_attr_new();
+    sp_repr_css_attr_add_from_string(css_origin, origin->getRepr()->attribute("style"));
+    SPCSSAttr *css_dest = sp_repr_css_attr_new();
+    sp_repr_css_attr_add_from_string(css_dest, dest->getRepr()->attribute("style"));
+    if (init) {
+        css_dest = css_origin;
+    }
+    gchar ** styleattarray = g_strsplit(old_css_properties.c_str(), ",", 0);
+    gchar ** styleiter = styleattarray;
+    while (*styleiter != nullptr) {
+        const char* attribute = (*styleiter);
+        if (strlen(attribute)) {
+            sp_repr_css_set_property (css_dest, attribute, nullptr);
+        }
+        styleiter++;
+    }
+    styleattarray = g_strsplit(css_properties, ",", 0);
+    styleiter = styleattarray;
+    while (*styleiter != nullptr) {
+        const char* attribute = (*styleiter);
+        if (strlen(attribute)) {
+            const char* origin_attribute = sp_repr_css_property(css_origin, attribute, "");
+            if (!strlen(origin_attribute)) { //==0
+                sp_repr_css_set_property (css_dest, attribute, nullptr);
+            } else {
+                sp_repr_css_set_property (css_dest, attribute, origin_attribute);
+            }
+        }
+        styleiter++;
+    }
+    g_strfreev (styleattarray);
+    Glib::ustring css_str;
+    sp_repr_css_write_string(css_dest,css_str);
+    dest->getRepr()->setAttributeOrRemoveIfEmpty("style", css_str);
+}
+
+void
+LPECloneOriginal::doBeforeEffect (SPLPEItem const* lpeitem){
+    start_listening();
+    SPDocument *document = getSPDoc();
+    if (!document) {
+        return;
+    }
+    if (!deleted_connection) {
+        deleted_connection = sp_lpe_item->connectDelete(sigc::mem_fun(*this, &LPECloneOriginal::lpeitem_deleted));
+    }
+    
+    if (linkeditem.linksToItem()) {
+        SPItem *orig = dynamic_cast<SPItem *>(linkeditem.getObject());
+        if(!orig) {
+            return;
+        }
+        SPText  *text_origin = dynamic_cast<SPText *>(orig);
+        SPGroup  *group_origin = dynamic_cast<SPGroup *>(orig);
+        SPItem *dest = dynamic_cast<SPItem *>(sp_lpe_item);
+        const gchar * id = orig->getId();
+        bool init = !is_load && g_strcmp0(id, linked.c_str()) != 0;
+        /* if (sp_lpe_item->getRepr()->attribute("style")) {
+            init = false;
+        } */
+        Glib::ustring attr = "d,";
+        if (text_origin) {
+            SPCurve * curve = text_origin->getNormalizedBpath();
+            gchar *str = sp_svg_write_path(curve->get_pathvector());
+            dest->getRepr()->setAttribute("inkscape:original-d", str);
+            g_free(str);
+            curve->unref();
+            attr = "";
+        }
+        if (!allow_transforms) {
+           attr += Glib::ustring("transform") + Glib::ustring(",");
+        }
+        original_bbox(lpeitem, false, true);
+        auto attributes_str = attributes.param_getSVGValue();
+        attr += attributes_str + ",";
+        if (attr.size()  && attributes_str.empty()) {
+            attr.erase (attr.size()-1, 1);
+        }
+        auto css_properties_str = css_properties.param_getSVGValue();
+        Glib::ustring style_attr = "";
+        if (style_attr.size() && css_properties_str.empty()) {
+            style_attr.erase (style_attr.size()-1, 1);
+        }
+        style_attr += css_properties_str + ",";
+        cloneAttrbutes(orig, dest, attr.c_str(), style_attr.c_str(), init);
+        if (!group_origin && linkeditem.last_transform.isTranslation()) {
+            Geom::Affine orig = sp_lpe_item->transform;
+            sp_lpe_item->transform *= orig.inverse() * linkeditem.last_transform.inverse() * orig;  
+            linkeditem.last_transform = Geom::identity();      
+        }
+        old_css_properties = css_properties.param_getSVGValue();
+        old_attributes = attributes.param_getSVGValue();
+        sync = false;
+        linked = id;
+    } else {
+        linked = "";
+    }
+}
+
+void
+LPECloneOriginal::start_listening()
+{
+    if ( !sp_lpe_item || listening ) {
+        return;
+    }
+    quit_listening();
+    listening = true;
+}
+
+void
+LPECloneOriginal::quit_listening()
+{
+    listening = false;
+}
+
+void
+LPECloneOriginal::lpeitem_deleted(SPObject */*deleted*/)
+{
+    quit_listening();
+    deleted_connection.disconnect();
+}
+
+LPECloneOriginal::~LPECloneOriginal()
+{
+    quit_listening();
+}
+
+void 
+LPECloneOriginal::doEffect (SPCurve * curve)
+{
+    if (method != CLM_NONE) {
+        SPCurve *current_curve = current_shape->getCurve();
+        if (current_curve != nullptr) {
+            curve->set_pathvector(current_curve->get_pathvector());
+            current_curve->unref();
+        }
+    }
+}
+
+} // 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 :