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author | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-07 18:24:48 +0000 |
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committer | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-07 18:24:48 +0000 |
commit | cca66b9ec4e494c1d919bff0f71a820d8afab1fa (patch) | |
tree | 146f39ded1c938019e1ed42d30923c2ac9e86789 /src/ui/widget/ink-ruler.h | |
parent | Initial commit. (diff) | |
download | inkscape-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/widget/ink-ruler.h | 79 |
1 files changed, 79 insertions, 0 deletions
diff --git a/src/ui/widget/ink-ruler.h b/src/ui/widget/ink-ruler.h new file mode 100644 index 0000000..f34960b --- /dev/null +++ b/src/ui/widget/ink-ruler.h @@ -0,0 +1,79 @@ +// SPDX-License-Identifier: GPL-2.0-or-later +/* + * Ruler widget. Indicates horizontal or vertical position of a cursor in a specified widget. + * + * Copyright (C) 2019 Tavmjong Bah + * + * The contents of this file may be used under the GNU General Public License Version 2 or later. + * + */ + +#ifndef INK_RULER_H +#define INK_RULER_H + +/* Rewrite of the C Ruler. */ + +#include <gtkmm.h> + +namespace Inkscape { +namespace Util { +class Unit; +} +} + +namespace Inkscape { +namespace UI { +namespace Widget { + +class Ruler : public Gtk::DrawingArea +{ +public: + Ruler(Gtk::Orientation orientation); + + void set_unit(Inkscape::Util::Unit const *unit); + void set_range(const double& lower, const double& upper); + + void add_track_widget(Gtk::Widget& widget); + bool draw_marker_callback(GdkEventMotion* motion_event); + + void size_request(Gtk::Requisition& requisition) const; + void get_preferred_width_vfunc( int& minimum_width, int& natural_width ) const override; + void get_preferred_height_vfunc(int& minimum_height, int& natural_height) const override; + +protected: + bool draw_scale(const Cairo::RefPtr<::Cairo::Context>& cr); + void draw_marker(const Cairo::RefPtr<::Cairo::Context>& cr); + Cairo::RectangleInt marker_rect(); + bool on_draw(const::Cairo::RefPtr<::Cairo::Context>& cr) override; + void on_style_updated() override; + +private: + Gtk::Orientation _orientation; + + Inkscape::Util::Unit const* _unit; + double _lower; + double _upper; + double _position; + double _max_size; + + bool _backing_store_valid; + + Cairo::RefPtr<::Cairo::Surface> _backing_store; + Cairo::RectangleInt _rect; +}; + +} // Namespace Inkscape +} +} +#endif // INK_RULER_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 : |