1 files changed, 153 insertions, 0 deletions
diff --git a/src/live_effects/parameter/colorpicker.cpp b/src/live_effects/parameter/colorpicker.cpp
new file mode 100644
index 0000000..cf9243e
--- /dev/null
+++ b/src/live_effects/parameter/colorpicker.cpp
@@ -0,0 +1,153 @@
+// SPDX-License-Identifier: GPL-2.0-or-later
+/*
+ * Authors:
+ *
+ * Released under GNU GPL v2+, read the file 'COPYING' for more information.
+ */
+
+#include "colorpicker.h"
+
+#include <gtkmm.h>
+
+#include "color.h"
+#include "document-undo.h"
+#include "document.h"
+#include "inkscape.h"
+
+#include "live_effects/effect.h"
+#include "live_effects/parameter/colorpicker.h"
+
+#include "svg/stringstream.h"
+#include "svg/svg-color.h"
+#include "svg/svg.h"
+
+#include "ui/icon-names.h"
+#include "ui/widget/registered-widget.h"
+
+#include <glibmm/i18n.h>
+
+namespace Inkscape {
+
+namespace LivePathEffect {
+
+ColorPickerParam::ColorPickerParam( const Glib::ustring& label, const Glib::ustring& tip,
+                      const Glib::ustring& key, Inkscape::UI::Widget::Registry* wr,
+                      Effect* effect, const guint32 default_color )
+    : Parameter(label, tip, key, wr, effect),
+      value(default_color),
+      defvalue(default_color)
+{
+
+}
+
+void
+ColorPickerParam::param_set_default()
+{
+    param_setValue(defvalue);
+}
+
+static guint32 sp_read_color_alpha(gchar const *str, guint32 def)
+{
+    guint32 val = 0;
+    if (str == nullptr) return def;
+    while ((*str <= ' ') && *str) str++;
+    if (!*str) return def;
+
+    if (str[0] == '#') {
+        gint i;
+        for (i = 1; str[i]; i++) {
+            int hexval;
+            if (str[i] >= '0' && str[i] <= '9')
+                hexval = str[i] - '0';
+            else if (str[i] >= 'A' && str[i] <= 'F')
+                hexval = str[i] - 'A' + 10;
+            else if (str[i] >= 'a' && str[i] <= 'f')
+                hexval = str[i] - 'a' + 10;
+            else
+                break;
+            val = (val << 4) + hexval;
+        }
+        if (i != 1 + 8) {
+            return def;
+        }
+    }
+    return val;
+}
+
+void 
+ColorPickerParam::param_update_default(const gchar * default_value)
+{
+    defvalue = sp_read_color_alpha(default_value, 0x000000ff);
+}
+
+bool
+ColorPickerParam::param_readSVGValue(const gchar * strvalue)
+{
+    param_setValue(sp_read_color_alpha(strvalue, 0x000000ff));
+    return true;
+}
+
+Glib::ustring
+ColorPickerParam::param_getSVGValue() const
+{
+    gchar c[32];
+    sprintf(c, "#%08x", value);
+    return c;
+}
+
+Glib::ustring
+ColorPickerParam::param_getDefaultSVGValue() const
+{
+    gchar c[32];
+    sprintf(c, "#%08x", defvalue);
+    return c;
+}
+
+Gtk::Widget *
+ColorPickerParam::param_newWidget()
+{
+    Gtk::Box *hbox = Gtk::manage(new Gtk::Box(Gtk::ORIENTATION_HORIZONTAL));
+
+    hbox->set_border_width(5);
+    hbox->set_homogeneous(false);
+    hbox->set_spacing(2);
+    Inkscape::UI::Widget::RegisteredColorPicker * colorpickerwdg =
+        new Inkscape::UI::Widget::RegisteredColorPicker( param_label,
+                                                         param_label,
+                                                         param_tooltip,
+                                                         param_key,
+                                                         param_key + "_opacity_LPE",
+                                                        *param_wr,
+                                                         param_effect->getRepr(),
+                                                         param_effect->getSPDoc() );
+    SPDocument *document = param_effect->getSPDoc();
+    bool saved = DocumentUndo::getUndoSensitive(document);
+    DocumentUndo::setUndoSensitive(document, false);
+    colorpickerwdg->setRgba32(value);
+    DocumentUndo::setUndoSensitive(document, saved);
+    colorpickerwdg->set_undo_parameters(_("Change color button parameter"), INKSCAPE_ICON("dialog-path-effects"));
+    hbox->pack_start(*dynamic_cast<Gtk::Widget *> (colorpickerwdg), true, true);
+    return dynamic_cast<Gtk::Widget *> (hbox);
+}
+
+void
+ColorPickerParam::param_setValue(const guint32 newvalue)
+{
+    value = newvalue;
+}
+
+
+} /* 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 :