1 files changed, 160 insertions, 0 deletions
diff --git a/src/ui/widget/gradient-selector.h b/src/ui/widget/gradient-selector.h
new file mode 100644
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+++ b/src/ui/widget/gradient-selector.h
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+// SPDX-License-Identifier: GPL-2.0-or-later
+#ifndef SEEN_GRADIENT_SELECTOR_H
+#define SEEN_GRADIENT_SELECTOR_H
+
+/*
+ * Gradient vector and position widget
+ *
+ * Authors:
+ *   Lauris Kaplinski <lauris@kaplinski.com>
+ *   Jon A. Cruz <jon@joncruz.org>
+ *
+ * Copyright (C) 2001-2002 Lauris Kaplinski
+ * Copyright (C) 2001 Ximian, Inc.
+ * Copyright (C) 2010 Jon A. Cruz
+ *
+ * Released under GNU GPL v2+, read the file 'COPYING' for more information.
+ */
+
+#include <gtkmm/box.h>
+#include <gtkmm/liststore.h>
+#include <gtkmm/scrolledwindow.h>
+
+#include "object/sp-gradient-spread.h"
+#include "object/sp-gradient-units.h"
+#include <vector>
+#include "gradient-selector-interface.h"
+
+class SPDocument;
+class SPGradient;
+
+namespace Gtk {
+class Button;
+class CellRendererPixbuf;
+class CellRendererText;
+class ScrolledWindow;
+class TreeView;
+} // namespace Gtk
+
+
+namespace Inkscape {
+namespace UI {
+namespace Widget {
+class GradientVectorSelector;
+
+class GradientSelector : public Gtk::Box, public GradientSelectorInterface {
+  public:
+   //  enum SelectorMode { MODE_LINEAR, MODE_RADIAL, MODE_SWATCH };
+
+    class ModelColumns : public Gtk::TreeModel::ColumnRecord {
+      public:
+        ModelColumns()
+        {
+            add(name);
+            add(refcount);
+            add(color);
+            add(data);
+            add(pixbuf);
+        }
+        ~ModelColumns() override = default;
+
+        Gtk::TreeModelColumn<Glib::ustring> name;
+        Gtk::TreeModelColumn<unsigned long> color;
+        Gtk::TreeModelColumn<gint> refcount;
+        Gtk::TreeModelColumn<SPGradient *> data;
+        Gtk::TreeModelColumn<Glib::RefPtr<Gdk::Pixbuf>> pixbuf;
+    };
+
+
+  private:
+    sigc::signal<void> _signal_grabbed;
+    sigc::signal<void> _signal_dragged;
+    sigc::signal<void> _signal_released;
+    sigc::signal<void, SPGradient *> _signal_changed;
+    SelectorMode _mode;
+
+    SPGradientUnits _gradientUnits;
+    SPGradientSpread _gradientSpread;
+
+    /* Vector selector */
+    GradientVectorSelector *_vectors;
+
+    /* Tree */
+    bool _checkForSelected(const Gtk::TreePath &path, const Gtk::TreeIter &iter, SPGradient *vector);
+    bool onKeyPressEvent(GdkEventKey *event);
+    void onTreeSelection();
+    void onGradientRename(const Glib::ustring &path_string, const Glib::ustring &new_text);
+    void onTreeNameColClick();
+    void onTreeColorColClick();
+    void onTreeCountColClick();
+
+    Gtk::TreeView *_treeview;
+    Gtk::ScrolledWindow *_scrolled_window;
+    ModelColumns *_columns;
+    Glib::RefPtr<Gtk::ListStore> _store;
+    Gtk::CellRendererPixbuf *_icon_renderer;
+    Gtk::CellRendererText *_text_renderer;
+
+    /* Editing buttons */
+    Gtk::Button *_edit;
+    Gtk::Button *_add;
+    Gtk::Button *_del;
+    Gtk::Button *_del2;
+
+    bool _blocked;
+
+    std::vector<Gtk::Widget *> _nonsolid;
+    std::vector<Gtk::Widget *> _swatch_widgets;
+
+    void selectGradientInTree(SPGradient *vector);
+    void moveSelection(int amount, bool down = true, bool toEnd = false);
+
+    void style_button(Gtk::Button *btn, char const *iconName);
+    void check_del_button();
+
+    // Signal handlers
+    void add_vector_clicked();
+    void edit_vector_clicked();
+    void delete_vector_clicked();
+    void delete_vector_clicked_2();
+    void vector_set(SPGradient *gr);
+
+  public:
+    GradientSelector();
+
+    void show_edit_button(bool show);
+    void set_name_col_size(int min_width);
+    void set_gradient_size(int width, int height);
+
+    inline decltype(_signal_changed) signal_changed() const { return _signal_changed; }
+    inline decltype(_signal_grabbed) signal_grabbed() const { return _signal_grabbed; }
+    inline decltype(_signal_dragged) signal_dragged() const { return _signal_dragged; }
+    inline decltype(_signal_released) signal_released() const { return _signal_released; }
+
+    void setGradient(SPGradient* gradient) override { /* no op */ }
+    SPGradient *getVector() override;
+    void setVector(SPDocument *doc, SPGradient *vector) override;
+    void setMode(SelectorMode mode) override;
+    void setUnits(SPGradientUnits units) override;
+    SPGradientUnits getUnits() override;
+    void setSpread(SPGradientSpread spread) override;
+    SPGradientSpread getSpread() override;
+};
+
+} // namespace Widget
+} // namespace UI
+} // namespace Inkscape
+
+#endif // SEEN_GRADIENT_SELECTOR_H
+
+
+/*
+  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 :