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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/object/sp-pattern.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/object/sp-pattern.h')
-rw-r--r--src/object/sp-pattern.h149
1 files changed, 149 insertions, 0 deletions
diff --git a/src/object/sp-pattern.h b/src/object/sp-pattern.h
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+++ b/src/object/sp-pattern.h
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+// SPDX-License-Identifier: GPL-2.0-or-later
+/** @file
+ * SVG <pattern> implementation
+ *//*
+ * Author:
+ * Lauris Kaplinski <lauris@kaplinski.com>
+ * Abhishek Sharma
+ *
+ * Copyright (C) 2002 Lauris Kaplinski
+ *
+ * Released under GNU GPL v2+, read the file 'COPYING' for more information.
+ */
+
+#ifndef SEEN_SP_PATTERN_H
+#define SEEN_SP_PATTERN_H
+
+#include <list>
+#include <cstddef>
+#include <glibmm/ustring.h>
+#include <sigc++/connection.h>
+
+#include "svg/svg-length.h"
+#include "sp-paint-server.h"
+#include "uri-references.h"
+#include "viewbox.h"
+
+class SPPatternReference;
+class SPItem;
+
+namespace Inkscape {
+namespace XML {
+
+class Node;
+}
+}
+
+#define SP_PATTERN(obj) (dynamic_cast<SPPattern *>((SPObject *)obj))
+#define SP_IS_PATTERN(obj) (dynamic_cast<const SPPattern *>((SPObject *)obj) != NULL)
+
+class SPPattern : public SPPaintServer, public SPViewBox {
+public:
+ enum PatternUnits { UNITS_USERSPACEONUSE, UNITS_OBJECTBOUNDINGBOX };
+
+ SPPattern();
+ ~SPPattern() override;
+
+ /* Reference (href) */
+ Glib::ustring href;
+ SPPatternReference *ref;
+
+ gdouble x() const;
+ gdouble y() const;
+ gdouble width() const;
+ gdouble height() const;
+ Geom::OptRect viewbox() const;
+ SPPattern::PatternUnits patternUnits() const;
+ SPPattern::PatternUnits patternContentUnits() const;
+ Geom::Affine const &getTransform() const;
+ SPPattern *rootPattern(); // TODO: const
+
+ SPPattern *clone_if_necessary(SPItem *item, const gchar *property);
+ void transform_multiply(Geom::Affine postmul, bool set);
+
+ /**
+ * @brief create a new pattern in XML tree
+ * @return created pattern id
+ */
+ static const gchar *produce(const std::vector<Inkscape::XML::Node *> &reprs, Geom::Rect bounds,
+ SPDocument *document, Geom::Affine transform, Geom::Affine move);
+
+ bool isValid() const override;
+
+ cairo_pattern_t *pattern_new(cairo_t *ct, Geom::OptRect const &bbox, double opacity) override;
+
+protected:
+ void build(SPDocument *doc, Inkscape::XML::Node *repr) override;
+ void release() override;
+ void set(SPAttr key, const gchar *value) override;
+ void update(SPCtx *ctx, unsigned int flags) override;
+ void modified(unsigned int flags) override;
+
+private:
+ bool _hasItemChildren() const;
+ void _getChildren(std::list<SPObject *> &l);
+ SPPattern *_chain() const;
+
+ /**
+ Count how many times pattern is used by the styles of o and its descendants
+ */
+ guint _countHrefs(SPObject *o) const;
+
+ /**
+ Gets called when the pattern is reattached to another <pattern>
+ */
+ void _onRefChanged(SPObject *old_ref, SPObject *ref);
+
+ /**
+ Gets called when the referenced <pattern> is changed
+ */
+ void _onRefModified(SPObject *ref, guint flags);
+
+ /* patternUnits and patternContentUnits attribute */
+ PatternUnits _pattern_units : 1;
+ bool _pattern_units_set : 1;
+ PatternUnits _pattern_content_units : 1;
+ bool _pattern_content_units_set : 1;
+ /* patternTransform attribute */
+ Geom::Affine _pattern_transform;
+ bool _pattern_transform_set : 1;
+ /* Tile rectangle */
+ SVGLength _x;
+ SVGLength _y;
+ SVGLength _width;
+ SVGLength _height;
+
+ sigc::connection _modified_connection;
+};
+
+
+class SPPatternReference : public Inkscape::URIReference {
+public:
+ SPPatternReference(SPObject *obj)
+ : URIReference(obj)
+ {
+ }
+
+ SPPattern *getObject() const
+ {
+ return reinterpret_cast<SPPattern *>(URIReference::getObject());
+ }
+
+protected:
+ bool _acceptObject(SPObject *obj) const override {
+ return SP_IS_PATTERN (obj)&& URIReference::_acceptObject(obj);
+ }
+};
+
+#endif // SEEN_SP_PATTERN_H
+
+/*
+ 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 :