Adding upstream version 1.2.2.upstream/1.2.2upstream

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

1 files changed, 165 insertions, 0 deletions

diff --git a/src/ui/widget/preview.h b/src/ui/widget/preview.h
new file mode 100644
index 0000000..d352a0d
--- /dev/null
+++ b/src/ui/widget/preview.h
@@ -0,0 +1,165 @@
+// SPDX-License-Identifier: GPL-2.0-or-later OR MPL-1.1 OR LGPL-2.1-or-later
+/* ***** BEGIN LICENSE BLOCK *****
+ * Version: MPL 1.1/GPL 2.0/LGPL 2.1
+ *
+ * The contents of this file are subject to the Mozilla Public License Version
+ * 1.1 (the "License"); you may not use this file except in compliance with
+ * the License. You may obtain a copy of the License at
+ * http://www.mozilla.org/MPL/
+ *
+ * Software distributed under the License is distributed on an "AS IS" basis,
+ * WITHOUT WARRANTY OF ANY KIND, either express or implied. See the License
+ * for the specific language governing rights and limitations under the
+ * License.
+ *
+ * The Original Code is Eek Preview Stuffs.
+ *
+ * The Initial Developer of the Original Code is
+ * Jon A. Cruz.
+ * Portions created by the Initial Developer are Copyright (C) 2005-2008
+ * the Initial Developer. All Rights Reserved.
+ *
+ * Contributor(s):
+ *
+ * Alternatively, the contents of this file may be used under the terms of
+ * either the GNU General Public License Version 2 or later (the "GPL"), or
+ * the GNU Lesser General Public License Version 2.1 or later (the "LGPL"),
+ * in which case the provisions of the GPL or the LGPL are applicable instead
+ * of those above. If you wish to allow use of your version of this file only
+ * under the terms of either the GPL or the LGPL, and not to allow others to
+ * use your version of this file under the terms of the MPL, indicate your
+ * decision by deleting the provisions above and replace them with the notice
+ * and other provisions required by the GPL or the LGPL. If you do not delete
+ * the provisions above, a recipient may use your version of this file under
+ * the terms of any one of the MPL, the GPL or the LGPL.
+ *
+ * ***** END LICENSE BLOCK ***** */
+
+#ifndef SEEN_EEK_PREVIEW_H
+#define SEEN_EEK_PREVIEW_H
+
+#include <gtkmm/drawingarea.h>
+
+/**
+ * @file
+ * Generic implementation of an object that can be shown by a preview.
+ */
+
+namespace Inkscape {
+namespace UI {
+namespace Widget {
+
+enum PreviewStyle {
+    PREVIEW_STYLE_ICON = 0,
+    PREVIEW_STYLE_PREVIEW,
+    PREVIEW_STYLE_NAME,
+    PREVIEW_STYLE_BLURB,
+    PREVIEW_STYLE_ICON_NAME,
+    PREVIEW_STYLE_ICON_BLURB,
+    PREVIEW_STYLE_PREVIEW_NAME,
+    PREVIEW_STYLE_PREVIEW_BLURB
+};
+
+enum ViewType {
+    VIEW_TYPE_LIST = 0,
+    VIEW_TYPE_GRID
+};
+
+enum PreviewSize {
+    PREVIEW_SIZE_TINY = 0,
+    PREVIEW_SIZE_SMALL,
+    PREVIEW_SIZE_MEDIUM,
+    PREVIEW_SIZE_BIG,
+    PREVIEW_SIZE_BIGGER,
+    PREVIEW_SIZE_HUGE
+};
+
+enum LinkType {
+  PREVIEW_LINK_NONE = 0,
+  PREVIEW_LINK_IN = 1,
+  PREVIEW_LINK_OUT = 2,
+  PREVIEW_LINK_OTHER = 4,
+  PREVIEW_FILL = 8,
+  PREVIEW_STROKE = 16,
+  PREVIEW_LINK_ALL = 31
+};
+
+enum BorderStyle {
+    BORDER_NONE = 0,
+    BORDER_SOLID,
+    BORDER_WIDE,
+    BORDER_SOLID_LAST_ROW,
+};
+
+class Preview : public Gtk::DrawingArea {
+private:
+    int           _scaledW;
+    int           _scaledH;
+
+    int           _r;
+    int           _g;
+    int           _b;
+
+    bool          _hot;
+    bool          _within;
+    bool          _takesFocus; ///< flag to grab focus when clicked
+    ViewType      _view;
+    PreviewSize   _size;
+    unsigned int  _ratio;
+    LinkType      _linked;
+    unsigned int  _border;
+    bool _freesize = false;
+
+    Glib::RefPtr<Gdk::Pixbuf> _previewPixbuf;
+    Glib::RefPtr<Gdk::Pixbuf> _scaled;
+
+    // signals
+    sigc::signal<void> _signal_clicked;
+    sigc::signal<void, int> _signal_alt_clicked;
+
+    void size_request(GtkRequisition *req) const;
+
+protected:
+    void get_preferred_width_vfunc(int &minimal_width, int &natural_width) const override;
+    void get_preferred_height_vfunc(int &minimal_height, int &natural_height) const override;
+    bool on_draw(const Cairo::RefPtr<Cairo::Context> &cr) override;
+    bool on_button_press_event(GdkEventButton *button_event) override;
+    bool on_button_release_event(GdkEventButton *button_event) override;
+    bool on_enter_notify_event(GdkEventCrossing* event ) override;
+    bool on_leave_notify_event(GdkEventCrossing* event ) override;
+
+public:
+    Preview();
+    bool get_focus_on_click() const {return _takesFocus;}
+    void set_focus_on_click(bool focus_on_click) {_takesFocus = focus_on_click;}
+    LinkType get_linked() const;
+    void set_linked(LinkType link);
+    void set_details(ViewType      view,
+                     PreviewSize   size,
+                     guint         ratio,
+                     guint         border);
+    void set_color(int r, int g, int b);
+    void set_pixbuf(const Glib::RefPtr<Gdk::Pixbuf> &pixbuf);
+    void set_freesize(bool enable);
+    static void set_size_mappings(guint count, GtkIconSize const* sizes);
+
+    decltype(_signal_clicked) signal_clicked() {return _signal_clicked;}
+    decltype(_signal_alt_clicked) signal_alt_clicked() {return _signal_alt_clicked;}
+};
+
+} // namespace Widget
+} // namespace UI
+} // namespace Inkscape
+
+#endif /* SEEN_EEK_PREVIEW_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 :