1 files changed, 137 insertions, 0 deletions
diff --git a/src/ui/icon-loader.cpp b/src/ui/icon-loader.cpp
new file mode 100644
index 0000000..8216bf8
--- /dev/null
+++ b/src/ui/icon-loader.cpp
@@ -0,0 +1,137 @@
+// SPDX-License-Identifier: GPL-2.0-or-later
+/*
+ * Icon Loader
+ *
+ * Icon Loader management code
+ *
+ * Authors:
+ *  Jabiertxo Arraiza <jabier.arraiza@marker.es>
+ *
+ * Released under GNU GPL v2+, read the file 'COPYING' for more information.
+ */
+
+
+#include "icon-loader.h"
+#include "inkscape.h"
+#include "io/resource.h"
+#include "svg/svg-color.h"
+#include "widgets/toolbox.h"
+
+#include <gdkmm/display.h>
+#include <gdkmm/screen.h>
+#include <gtkmm/iconinfo.h>
+#include <gtkmm/icontheme.h>
+
+Gtk::Image *sp_get_icon_image(Glib::ustring icon_name, gint size)
+{
+    Gtk::Image *icon = new Gtk::Image();
+    icon->set_from_icon_name(icon_name, Gtk::IconSize(Gtk::ICON_SIZE_BUTTON));
+    icon->set_pixel_size(size);
+    return icon;
+}
+
+Gtk::Image *sp_get_icon_image(Glib::ustring icon_name, Gtk::IconSize icon_size)
+{
+    Gtk::Image *icon = new Gtk::Image();
+    icon->set_from_icon_name(icon_name, icon_size);
+    return icon;
+}
+
+Gtk::Image *sp_get_icon_image(Glib::ustring icon_name, Gtk::BuiltinIconSize icon_size)
+{
+    Gtk::Image *icon = new Gtk::Image();
+    icon->set_from_icon_name(icon_name, icon_size);
+    return icon;
+}
+
+GtkWidget *sp_get_icon_image(Glib::ustring icon_name, GtkIconSize icon_size)
+{
+    return gtk_image_new_from_icon_name(icon_name.c_str(), icon_size);
+}
+
+Glib::RefPtr<Gdk::Pixbuf> sp_get_icon_pixbuf(Glib::ustring icon_name, gint size)
+{
+    Glib::RefPtr<Gdk::Display> display = Gdk::Display::get_default();
+    Glib::RefPtr<Gdk::Screen>  screen = display->get_default_screen();
+    Glib::RefPtr<Gtk::IconTheme> icon_theme = Gtk::IconTheme::get_for_screen(screen);
+    auto prefs = Inkscape::Preferences::get();
+    if (prefs->getBool("/theme/symbolicIcons", false) && icon_name.find("-symbolic") == Glib::ustring::npos) {
+        icon_name += Glib::ustring("-symbolic");
+    }
+    Gtk::IconInfo iconinfo = icon_theme->lookup_icon(icon_name, size, Gtk::ICON_LOOKUP_FORCE_SIZE);
+    Glib::RefPtr<Gdk::Pixbuf> _icon_pixbuf;
+    if (prefs->getBool("/theme/symbolicIcons", false)) {
+        Gtk::Window *window = SP_ACTIVE_DESKTOP->getToplevel();
+        if (window) {
+            Glib::RefPtr<Gtk::StyleContext> stylecontext = window->get_style_context();
+            bool was_symbolic = false;
+            _icon_pixbuf = iconinfo.load_symbolic(stylecontext, was_symbolic);
+        } else {
+            // we never go here
+            _icon_pixbuf = iconinfo.load_icon();
+        }
+    } else {
+        _icon_pixbuf = iconinfo.load_icon();
+    }
+    return _icon_pixbuf;
+}
+
+Glib::RefPtr<Gdk::Pixbuf> sp_get_icon_pixbuf(Glib::ustring icon_name, Gtk::IconSize icon_size)
+{
+    int width, height;
+    Gtk::IconSize::lookup(icon_size, width, height);
+    return sp_get_icon_pixbuf(icon_name, width);
+}
+
+Glib::RefPtr<Gdk::Pixbuf> sp_get_icon_pixbuf(Glib::ustring icon_name, Gtk::BuiltinIconSize icon_size, int scale)
+{
+    int width, height;
+    Gtk::IconSize::lookup(Gtk::IconSize(icon_size), width, height);
+    return sp_get_icon_pixbuf(icon_name, width * scale);
+}
+
+Glib::RefPtr<Gdk::Pixbuf> sp_get_icon_pixbuf(Glib::ustring icon_name, GtkIconSize icon_size, int scale)
+{
+    gint width, height;
+    gtk_icon_size_lookup(icon_size, &width, &height);
+    return sp_get_icon_pixbuf(icon_name, width * scale);
+}
+
+/**
+ * Get the shape icon for this named shape type. For example 'rect'. These icons
+ * are always symbolic icons no matter the theme in order to be coloured by the highlight
+ * color.
+ *
+ * @param shape_type - A string id for the shape from SPItem->typeName()
+ * @param color - The fg color of the shape icon
+ * @param size - The icon size to generate
+ */
+Glib::RefPtr<Gdk::Pixbuf> sp_get_shape_icon(Glib::ustring shape_type, Gdk::RGBA color, gint size, int scale)
+{
+    Glib::RefPtr<Gdk::Display> display = Gdk::Display::get_default();
+    Glib::RefPtr<Gdk::Screen>  screen = display->get_default_screen();
+    Glib::RefPtr<Gtk::IconTheme> icon_theme = Gtk::IconTheme::get_for_screen(screen);
+
+    Gtk::IconInfo iconinfo = icon_theme->lookup_icon("shape-" + shape_type + "-symbolic",
+                                                     size * scale, Gtk::ICON_LOOKUP_FORCE_SIZE);
+    if (!iconinfo) {
+        iconinfo = icon_theme->lookup_icon("shape-unknown-symbolic", size * scale, Gtk::ICON_LOOKUP_FORCE_SIZE);
+        // We know this could fail, but it should exist, so persist.
+    }
+    // Gtkmm requires all colours, even though gtk does not
+    auto other = Gdk::RGBA("black");
+    bool was_symbolic = false;
+    return iconinfo.load_symbolic(color, other, other, other, was_symbolic);
+}
+
+
+/*
+  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 :