From 539b02bd98b6985f91ccbf7041f88fdf93061531 Mon Sep 17 00:00:00 2001
From: johanengelen <johanengelen@users.sourceforge.net>
Date: Sat, 26 Jan 2008 16:44:00 +0000
Subject: [PATCH] add copy button to LPE pathparam

---
 src/libnr/nr-convert2geom.h         |  7 ++++
 src/live_effects/parameter/path.cpp | 15 +++++++++
 src/live_effects/parameter/path.h   |  1 +
 src/selection-chemistry.cpp         | 51 +++++++++++++++++++++++++++--
 src/selection-chemistry.h           |  7 ++++
 5 files changed, 79 insertions(+), 2 deletions(-)

diff --git a/src/libnr/nr-convert2geom.h b/src/libnr/nr-convert2geom.h
index 67b174b3a..c9ae68bd1 100644
--- a/src/libnr/nr-convert2geom.h
+++ b/src/libnr/nr-convert2geom.h
@@ -11,12 +11,19 @@
 
 #include <2geom/matrix.h>
 #include <libnr/nr-matrix.h>
+#include <2geom/d2.h>
+#include <libnr/nr-rect.h>
 
 inline Geom::Matrix to_2geom(NR::Matrix const & mat) {
     Geom::Matrix mat2geom(mat[0], mat[1], mat[2], mat[3], mat[4], mat[5]);
     return mat2geom;
 }
 
+inline NR::Rect from_2geom(Geom::Rect const & rect2geom) {
+    NR::Rect rect(rect2geom.min(), rect2geom.max());
+    return rect;
+}
+
 #endif
 
 /*
diff --git a/src/live_effects/parameter/path.cpp b/src/live_effects/parameter/path.cpp
index df904b8a1..7d7679496 100644
--- a/src/live_effects/parameter/path.cpp
+++ b/src/live_effects/parameter/path.cpp
@@ -103,6 +103,16 @@ PathParam::param_newWidget(Gtk::Tooltips * tooltips)
     static_cast<Gtk::HBox*>(_widget)->pack_start(*pButton, true, true);
     tooltips->set_tip(*pButton, _("Edit on-canvas"));
 
+    pIcon = Gtk::manage( sp_icon_get_icon( GTK_STOCK_COPY, Inkscape::ICON_SIZE_BUTTON) );
+    pButton = Gtk::manage(new Gtk::Button());
+    pButton->set_relief(Gtk::RELIEF_NONE);
+    pIcon->show();
+    pButton->add(*pIcon);
+    pButton->show();
+    pButton->signal_clicked().connect(sigc::mem_fun(*this, &PathParam::on_copy_button_click));
+    static_cast<Gtk::HBox*>(_widget)->pack_start(*pButton, true, true);
+    tooltips->set_tip(*pButton, _("Copy path"));
+
     pIcon = Gtk::manage( sp_icon_get_icon( GTK_STOCK_PASTE, Inkscape::ICON_SIZE_BUTTON) );
     pButton = Gtk::manage(new Gtk::Button());
     pButton->set_relief(Gtk::RELIEF_NONE);
@@ -194,6 +204,11 @@ PathParam::on_paste_button_click()
     }
 }
 
+void
+PathParam::on_copy_button_click()
+{
+    sp_selection_copy_lpe_pathparam(this);
+}
 
 } /* namespace LivePathEffect */
 
diff --git a/src/live_effects/parameter/path.h b/src/live_effects/parameter/path.h
index d6ea8d1cd..f02974bc7 100644
--- a/src/live_effects/parameter/path.h
+++ b/src/live_effects/parameter/path.h
@@ -56,6 +56,7 @@ private:
 
     void on_edit_button_click();
     void on_paste_button_click();
+    void on_copy_button_click();
 
     gchar * defvalue;
 };
diff --git a/src/selection-chemistry.cpp b/src/selection-chemistry.cpp
index 381f45e0d..caf32ce3e 100644
--- a/src/selection-chemistry.cpp
+++ b/src/selection-chemistry.cpp
@@ -20,6 +20,8 @@
 # include "config.h"
 #endif
 
+#include "selection-chemistry.h"
+
 #include <gtkmm/clipboard.h>
 
 #include "svg/svg.h"
@@ -79,12 +81,12 @@
 #include "gradient-drag.h"
 #include "uri-references.h"
 #include "live_effects/lpeobject.h"
+#include "live_effects/parameter/path.h"
+#include "libnr/nr-convert2geom.h"
 
 using NR::X;
 using NR::Y;
 
-#include "selection-chemistry.h"
-
 /* fixme: find a better place */
 Inkscape::XML::Document *clipboard_document = NULL;
 GSList *clipboard = NULL;
@@ -1123,6 +1125,51 @@ void sp_selection_copy()
     g_slist_free ((GSList *) items);
 }
 
+
+void sp_selection_copy_lpe_pathparam(Inkscape::LivePathEffect::PathParam * pathparam)
+{
+    if (pathparam == NULL)
+        return;
+
+    SPDesktop *desktop = SP_ACTIVE_DESKTOP;
+    if (desktop == NULL)
+        return;
+
+    if (!clipboard_document) {
+        clipboard_document = new Inkscape::XML::SimpleDocument();
+    }
+
+    // clear old defs clipboard
+    while (defs_clipboard) {
+        Inkscape::GC::release((Inkscape::XML::Node *) defs_clipboard->data);
+        defs_clipboard = g_slist_remove (defs_clipboard, defs_clipboard->data);
+    }
+
+    // clear style clipboard
+    if (style_clipboard) {
+        sp_repr_css_attr_unref (style_clipboard);
+        style_clipboard = NULL;
+    }
+
+    //clear main clipboard
+    while (clipboard) {
+        Inkscape::GC::release((Inkscape::XML::Node *) clipboard->data);
+        clipboard = g_slist_remove(clipboard, clipboard->data);
+    }
+
+    // make new path node and put svgd as 'd' attribute
+    Inkscape::XML::Node *newnode = clipboard_document->createElement("svg:path");
+    gchar * svgd = pathparam->param_writeSVGValue();
+    newnode->setAttribute("d", svgd);
+    g_free(svgd);
+
+    clipboard = g_slist_prepend(clipboard, newnode);
+
+    Geom::Rect bnds = Geom::bounds_exact(*pathparam);
+    size_clipboard = from_2geom(bnds);
+}
+
+
 //____________________________________________________________________________
 
 /** Paste the bitmap in the clipboard if one is in there.
diff --git a/src/selection-chemistry.h b/src/selection-chemistry.h
index 0dc1da7e7..501dcc520 100644
--- a/src/selection-chemistry.h
+++ b/src/selection-chemistry.h
@@ -20,6 +20,12 @@
 
 namespace Inkscape { class Selection; }
 
+namespace Inkscape {
+namespace LivePathEffect {
+    class PathParam;
+}
+}
+
 class SPCSSAttr;
 
 void sp_selection_delete();
@@ -53,6 +59,7 @@ SPCSSAttr *take_style_from_item (SPItem *item);
 
 void sp_selection_cut();
 void sp_selection_copy();
+void sp_selection_copy_lpe_pathparam(Inkscape::LivePathEffect::PathParam * pathparam);
 void sp_selection_paste(bool in_place);
 void sp_selection_paste_style();
 void sp_selection_paste_livepatheffect();
-- 
2.30.2