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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/live_effects/lpe-line_segment.cpp
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/live_effects/lpe-line_segment.cpp')
-rw-r--r--src/live_effects/lpe-line_segment.cpp92
1 files changed, 92 insertions, 0 deletions
diff --git a/src/live_effects/lpe-line_segment.cpp b/src/live_effects/lpe-line_segment.cpp
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+++ b/src/live_effects/lpe-line_segment.cpp
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+// SPDX-License-Identifier: GPL-2.0-or-later
+/** \file
+ * LPE <line_segment> implementation
+ */
+
+/*
+ * Authors:
+ * Maximilian Albert
+ *
+ * Copyright (C) Maximilian Albert 2008 <maximilian.albert@gmail.com>
+ *
+ * Released under GNU GPL v2+, read the file 'COPYING' for more information.
+ */
+
+#include "live_effects/lpe-line_segment.h"
+#include "ui/tools/lpe-tool.h"
+// TODO due to internal breakage in glibmm headers, this must be last:
+#include <glibmm/i18n.h>
+
+namespace Inkscape {
+namespace LivePathEffect {
+
+static const Util::EnumData<EndType> EndTypeData[] = {
+ {END_CLOSED , N_("Closed"), "closed"},
+ {END_OPEN_INITIAL , N_("Open start"), "open_start"},
+ {END_OPEN_FINAL , N_("Open end"), "open_end"},
+ {END_OPEN_BOTH , N_("Open both"), "open_both"},
+};
+static const Util::EnumDataConverter<EndType> EndTypeConverter(EndTypeData, sizeof(EndTypeData)/sizeof(*EndTypeData));
+
+LPELineSegment::LPELineSegment(LivePathEffectObject *lpeobject) :
+ Effect(lpeobject),
+ end_type(_("End type:"), _("Determines on which side the line or line segment is infinite."), "end_type", EndTypeConverter, &wr, this, END_OPEN_BOTH)
+{
+ /* register all your parameters here, so Inkscape knows which parameters this effect has: */
+ registerParameter(&end_type);
+}
+
+LPELineSegment::~LPELineSegment()
+= default;
+
+void
+LPELineSegment::doBeforeEffect (SPLPEItem const* lpeitem)
+{
+ Inkscape::UI::Tools::lpetool_get_limiting_bbox_corners(lpeitem->document, bboxA, bboxB);
+}
+
+Geom::PathVector
+LPELineSegment::doEffect_path (Geom::PathVector const & path_in)
+{
+ Geom::PathVector output;
+
+ A = path_in.initialPoint();
+ B = path_in.finalPoint();
+
+ Geom::Rect dummyRect(bboxA, bboxB);
+ std::optional<Geom::LineSegment> intersection_segment = Geom::Line(A, B).clip(dummyRect);
+
+ if (!intersection_segment) {
+ g_print ("Possible error - no intersection with limiting bounding box.\n");
+ return path_in;
+ }
+
+ if (end_type == END_OPEN_INITIAL || end_type == END_OPEN_BOTH) {
+ A = intersection_segment->initialPoint();
+ }
+
+ if (end_type == END_OPEN_FINAL || end_type == END_OPEN_BOTH) {
+ B = intersection_segment->finalPoint();
+ }
+
+ Geom::Path path(A);
+ path.appendNew<Geom::LineSegment>(B);
+
+ output.push_back(path);
+
+ return output;
+}
+
+} //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 :