Adding upstream version 1.3+ds.upstream/1.3+dsupstream

Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>

1 files changed, 104 insertions, 0 deletions

diff --git a/src/display/drawing-text.h b/src/display/drawing-text.h
new file mode 100644
index 0000000..84b43a9
--- /dev/null
+++ b/src/display/drawing-text.h
@@ -0,0 +1,104 @@
+// SPDX-License-Identifier: GPL-2.0-or-later
+/**
+ * @file
+ * Group belonging to an SVG drawing element.
+ *//*
+ * Authors:
+ *   Krzysztof Kosiński <tweenk.pl@gmail.com>
+ *
+ * Copyright (C) 2011 Authors
+ * Released under GNU GPL v2+, read the file 'COPYING' for more information.
+ */
+
+#ifndef INKSCAPE_DISPLAY_DRAWING_TEXT_H
+#define INKSCAPE_DISPLAY_DRAWING_TEXT_H
+
+#include <memory>
+#include "display/drawing-group.h"
+#include "display/nr-style.h"
+
+class SPStyle;
+class FontInstance;
+
+namespace Inkscape {
+
+class Pixbuf;
+
+class DrawingGlyphs
+    : public DrawingItem
+{
+public:
+    DrawingGlyphs(Drawing &drawing);
+    int tag() const override { return tag_of<decltype(*this)>; }
+
+    void setGlyph(std::shared_ptr<FontInstance> font, int glyph, Geom::Affine const &trans);
+    void setStyle(SPStyle const *style, SPStyle const *context_style = nullptr) override; // Not to be used
+    Geom::IntRect getPickBox() const { return _pick_bbox; };
+
+protected:
+    ~DrawingGlyphs() override = default;
+
+    unsigned _updateItem(Geom::IntRect const &area, UpdateContext const &ctx, unsigned flags, unsigned reset) override;
+    DrawingItem *_pickItem(Geom::Point const &p, double delta, unsigned flags) override;
+
+    std::shared_ptr<void const> _font_data; // keeps alive pathvec, pathvec_ref, and pixbuf
+    int            _glyph;
+    float          _width;          // These three are used to set up bounding box
+    float          _asc;            //
+    float          _dsc;            //
+    float          _pl;             // phase length
+    Geom::IntRect  _pick_bbox;
+
+    double design_units;
+    Geom::PathVector const *pathvec; // pathvector of actual glyph
+    Geom::PathVector const *pathvec_ref; // pathvector of reference glyph 42
+    Inkscape::Pixbuf const *pixbuf; // pixbuf, if SVG font
+
+    friend class DrawingText;
+};
+
+class DrawingText
+    : public DrawingGroup
+{
+public:
+    DrawingText(Drawing &drawing);
+    int tag() const override { return tag_of<decltype(*this)>; }
+
+    bool addComponent(std::shared_ptr<FontInstance> const &font, int glyph, Geom::Affine const &trans, float width, float ascent, float descent, float phase_length);
+    void setStyle(SPStyle const *style, SPStyle const *context_style = nullptr) override;
+    void setChildrenStyle(SPStyle const *context_style) override;
+
+protected:
+    ~DrawingText() override = default;
+
+    unsigned _updateItem(Geom::IntRect const &area, UpdateContext const &ctx, unsigned flags, unsigned reset) override;
+    unsigned _renderItem(DrawingContext &dc, RenderContext &rc, Geom::IntRect const &area, unsigned flags, DrawingItem const *stop_at) const override;
+    void _clipItem(DrawingContext &dc, RenderContext &rc, Geom::IntRect const &area) const override;
+    DrawingItem *_pickItem(Geom::Point const &p, double delta, unsigned flags) override;
+    bool _canClip() const override { return true; }
+
+    void decorateItem(DrawingContext &dc, double phase_length, bool under) const;
+    void decorateStyle(DrawingContext &dc, double vextent, double xphase, Geom::Point const &p1, Geom::Point const &p2, double thickness) const;
+    NRStyle _nrstyle;
+
+    bool style_vector_effect_stroke : 1;
+    bool style_stroke_extensions_hairline : 1;
+    SPWindRule style_clip_rule;
+
+    friend class DrawingGlyphs;
+};
+
+} // namespace Inkscape
+
+#endif // INKSCAPE_DISPLAY_DRAWING_TEXT_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 :