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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/ui/tools/dynamic-base.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 '')
-rw-r--r--src/ui/tools/dynamic-base.h134
1 files changed, 134 insertions, 0 deletions
diff --git a/src/ui/tools/dynamic-base.h b/src/ui/tools/dynamic-base.h
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+// SPDX-License-Identifier: GPL-2.0-or-later
+#ifndef COMMON_CONTEXT_H_SEEN
+#define COMMON_CONTEXT_H_SEEN
+
+/*
+ * Common drawing mode. Base class of Eraser and Calligraphic tools.
+ *
+ * Authors:
+ * Mitsuru Oka <oka326@parkcity.ne.jp>
+ * Lauris Kaplinski <lauris@kaplinski.com>
+ *
+ * The original dynadraw code:
+ * Paul Haeberli <paul@sgi.com>
+ *
+ * Copyright (C) 1998 The Free Software Foundation
+ * Copyright (C) 1999-2002 authors
+ * Copyright (C) 2001-2002 Ximian, Inc.
+ * Copyright (C) 2008 Jon A. Cruz
+ *
+ * Released under GNU GPL v2+, read the file 'COPYING' for more information.
+ */
+
+#include "ui/tools/tool-base.h"
+
+#include <memory>
+
+class SPCurve;
+
+namespace Inkscape {
+ namespace XML {
+ class Node;
+ }
+}
+
+#define SAMPLING_SIZE 8 /* fixme: ?? */
+
+namespace Inkscape {
+
+class CanvasItemBpath;
+
+namespace UI {
+namespace Tools {
+
+class DynamicBase : public ToolBase {
+public:
+ DynamicBase(SPDesktop *desktop, std::string prefs_path, const std::string &cursor_filename);
+ ~DynamicBase() override;
+
+ void set(const Inkscape::Preferences::Entry& val) override;
+
+protected:
+ /** accumulated shape which ultimately goes in svg:path */
+ std::unique_ptr<SPCurve> accumulated;
+
+ /** canvas items for "committed" segments */
+ std::vector<Inkscape::CanvasItemBpath *> segments;
+
+ /** canvas item for red "leading" segment */
+ Inkscape::CanvasItemBpath *currentshape;
+
+ /** shape of red "leading" segment */
+ std::unique_ptr<SPCurve> currentcurve;
+
+ /** left edge of the stroke; combined to get accumulated */
+ std::unique_ptr<SPCurve> cal1;
+
+ /** right edge of the stroke; combined to get accumulated */
+ std::unique_ptr<SPCurve> cal2;
+
+ /** left edge points for this segment */
+ Geom::Point point1[SAMPLING_SIZE];
+
+ /** right edge points for this segment */
+ Geom::Point point2[SAMPLING_SIZE];
+
+ /** number of edge points for this segment */
+ gint npoints;
+
+ /* repr */
+ Inkscape::XML::Node *repr;
+
+ /* common */
+ Geom::Point cur;
+ Geom::Point vel;
+ double vel_max;
+ Geom::Point acc;
+ Geom::Point ang;
+ Geom::Point last;
+ Geom::Point del;
+
+ /* extended input data */
+ gdouble pressure;
+ gdouble xtilt;
+ gdouble ytilt;
+
+ /* attributes */
+ bool dragging; /* mouse state: mouse is dragging */
+ bool usepressure;
+ bool usetilt;
+ double mass, drag;
+ double angle;
+ double width;
+
+ double vel_thin;
+ double flatness;
+ double tremor;
+ double cap_rounding;
+
+ bool is_drawing;
+
+ /** uses absolute width independent of zoom */
+ bool abs_width;
+
+ Geom::Point getViewPoint(Geom::Point n) const;
+ Geom::Point getNormalizedPoint(Geom::Point v) const;
+};
+
+}
+}
+}
+
+#endif // COMMON_CONTEXT_H_SEEN
+
+/*
+ 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 :
+