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authorDaniel Baumann <daniel.baumann@progress-linux.org>2024-04-07 18:24:48 +0000
committerDaniel Baumann <daniel.baumann@progress-linux.org>2024-04-07 18:24:48 +0000
commitcca66b9ec4e494c1d919bff0f71a820d8afab1fa (patch)
tree146f39ded1c938019e1ed42d30923c2ac9e86789 /src/display/control/snap-indicator.h
parentInitial commit. (diff)
downloadinkscape-cca66b9ec4e494c1d919bff0f71a820d8afab1fa.tar.xz
inkscape-cca66b9ec4e494c1d919bff0f71a820d8afab1fa.zip
Adding upstream version 1.2.2.upstream/1.2.2upstream
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'src/display/control/snap-indicator.h')
-rw-r--r--src/display/control/snap-indicator.h85
1 files changed, 85 insertions, 0 deletions
diff --git a/src/display/control/snap-indicator.h b/src/display/control/snap-indicator.h
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+// SPDX-License-Identifier: GPL-2.0-or-later
+#ifndef INKSCAPE_DISPLAY_SNAP_INDICATOR_H
+#define INKSCAPE_DISPLAY_SNAP_INDICATOR_H
+
+/**
+ * @file
+ * Provides a class that shows a temporary indicator on the canvas of where the snap was, and what kind of snap
+ */
+/*
+ * Authors:
+ * Johan Engelen
+ * Diederik van Lierop
+ *
+ * Copyright (C) Johan Engelen 2008 <j.b.c.engelen@utwente.nl>
+ * Copyright (C) Diederik van Lierop 2010 <mail@diedenrezi.nl>
+ *
+ * Released under GNU GPL v2+, read the file 'COPYING' for more information.
+ */
+
+#include "snap-enums.h"
+#include "snapped-point.h"
+#include "display/control/canvas-item-curve.h"
+
+#include <glib.h>
+#include <glibmm/i18n.h>
+
+class SPDesktop;
+
+namespace Inkscape {
+namespace Display {
+
+class TemporaryItem;
+
+class SnapIndicator {
+public:
+ SnapIndicator(SPDesktop *desktop);
+ virtual ~SnapIndicator();
+
+ void set_new_snaptarget(Inkscape::SnappedPoint const &p, bool pre_snap = false);
+ void remove_snaptarget(bool only_if_presnap = false);
+
+ void set_new_snapsource(Inkscape::SnapCandidatePoint const &p);
+ void remove_snapsource();
+
+ void set_new_debugging_point(Geom::Point const &p);
+ void remove_debugging_points();
+
+protected:
+ TemporaryItem *_snaptarget;
+ TemporaryItem *_snaptarget_tooltip;
+ TemporaryItem *_snaptarget_bbox;
+ TemporaryItem *_snapsource;
+
+ std::list<TemporaryItem *> _alignment_snap_indicators;
+ std::list<TemporaryItem *> _distribution_snap_indicators;
+ std::list<TemporaryItem *> _debugging_points;
+ bool _snaptarget_is_presnap;
+ SPDesktop *_desktop;
+
+private:
+ SnapIndicator(const SnapIndicator&) = delete;
+ SnapIndicator& operator=(const SnapIndicator&) = delete;
+
+ void make_distribution_indicators(SnappedPoint const &p, double fontsize, double scale);
+ void make_alignment_indicator(Geom::Point const &p1, Geom::Point const &p2, guint32 color, double fontsize, double scale);
+ guint32 get_guide_color(SnapTargetType t);
+ Inkscape::CanvasItemCurve* make_stub_line_h(Geom::Point const &p);
+ Inkscape::CanvasItemCurve* make_stub_line_v(Geom::Point const &p);
+};
+
+} //namespace Display
+} //namespace Inkscape
+
+#endif
+
+/*
+ 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 :