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-rw-r--r--src/ui/tool/selectable-control-point.cpp147
1 files changed, 147 insertions, 0 deletions
diff --git a/src/ui/tool/selectable-control-point.cpp b/src/ui/tool/selectable-control-point.cpp
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+++ b/src/ui/tool/selectable-control-point.cpp
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+// SPDX-License-Identifier: GPL-2.0-or-later
+/* Authors:
+ * Krzysztof KosiƄski <tweenk.pl@gmail.com>
+ * Jon A. Cruz <jon@joncruz.org>
+ *
+ * Copyright (C) 2009 Authors
+ * Released under GNU GPL v2+, read the file 'COPYING' for more information.
+ */
+
+#include "ui/tool/selectable-control-point.h"
+#include "ui/tool/control-point-selection.h"
+#include "ui/tool/event-utils.h"
+
+namespace Inkscape {
+namespace UI {
+
+ControlPoint::ColorSet SelectableControlPoint::_default_scp_color_set = {
+ {0xffffff00, 0x01000000}, // normal fill, stroke
+ {0xff0000ff, 0x01000000}, // mouseover fill, stroke
+ {0x0000ffff, 0x01000000}, // clicked fill, stroke
+ //
+ {0x0000ffff, 0x000000ff}, // normal fill, stroke when selected
+ {0xff000000, 0x000000ff}, // mouseover fill, stroke when selected
+ {0xff000000, 0x000000ff} // clicked fill, stroke when selected
+};
+
+SelectableControlPoint::SelectableControlPoint(SPDesktop *d, Geom::Point const &initial_pos, SPAnchorType anchor,
+ Inkscape::ControlType type,
+ ControlPointSelection &sel,
+ ColorSet const &cset, SPCanvasGroup *group) :
+ ControlPoint(d, initial_pos, anchor, type, cset, group),
+ _selection(sel)
+{
+ _selection.allPoints().insert(this);
+}
+
+SelectableControlPoint::SelectableControlPoint(SPDesktop *d, Geom::Point const &initial_pos, SPAnchorType anchor,
+ Glib::RefPtr<Gdk::Pixbuf> pixbuf,
+ ControlPointSelection &sel,
+ ColorSet const &cset, SPCanvasGroup *group) :
+ ControlPoint(d, initial_pos, anchor, pixbuf, cset, group),
+ _selection (sel)
+{
+ _selection.allPoints().insert(this);
+}
+
+SelectableControlPoint::~SelectableControlPoint()
+{
+ _selection.erase(this);
+ _selection.allPoints().erase(this);
+}
+
+bool SelectableControlPoint::grabbed(GdkEventMotion *)
+{
+ // if a point is dragged while not selected, it should select itself
+ if (!selected()) {
+ _takeSelection();
+ }
+ _selection._pointGrabbed(this);
+ return false;
+}
+
+void SelectableControlPoint::dragged(Geom::Point &new_pos, GdkEventMotion *event)
+{
+ _selection._pointDragged(new_pos, event);
+}
+
+void SelectableControlPoint::ungrabbed(GdkEventButton *)
+{
+ _selection._pointUngrabbed();
+}
+
+bool SelectableControlPoint::clicked(GdkEventButton *event)
+{
+ if (_selection._pointClicked(this, event))
+ return true;
+
+ if (event->button != 1) return false;
+ if (held_shift(*event)) {
+ if (selected()) {
+ _selection.erase(this);
+ } else {
+ _selection.insert(this);
+ }
+ } else {
+ _takeSelection();
+ }
+ return true;
+}
+
+void SelectableControlPoint::select(bool toselect)
+{
+ if (toselect) {
+ _selection.insert(this);
+ } else {
+ _selection.erase(this);
+ }
+}
+
+void SelectableControlPoint::_takeSelection()
+{
+ _selection.clear();
+ _selection.insert(this);
+}
+
+bool SelectableControlPoint::selected() const
+{
+ SelectableControlPoint *p = const_cast<SelectableControlPoint*>(this);
+ return _selection.find(p) != _selection.end();
+}
+
+void SelectableControlPoint::_setState(State state)
+{
+ if (!selected()) {
+ ControlPoint::_setState(state);
+ } else {
+ ColorEntry current = {0, 0};
+ ColorSet const &activeCset = (_isLurking()) ? invisible_cset : _cset;
+ switch (state) {
+ case STATE_NORMAL:
+ current = activeCset.selected_normal;
+ break;
+ case STATE_MOUSEOVER:
+ current = activeCset.selected_mouseover;
+ break;
+ case STATE_CLICKED:
+ current = activeCset.selected_clicked;
+ break;
+ }
+ _setColors(current);
+ _state = state;
+ }
+}
+
+} // namespace UI
+} // 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:fileencoding=utf-8:textwidth=99 :