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Diffstat (limited to 'src/desktop.h')
| -rw-r--r-- | src/desktop.h | 289 |
1 files changed, 289 insertions, 0 deletions
diff --git a/src/desktop.h b/src/desktop.h new file mode 100644 index 000000000..55d824e0a --- /dev/null +++ b/src/desktop.h @@ -0,0 +1,289 @@ +#ifndef __SP_DESKTOP_H__ +#define __SP_DESKTOP_H__ + +/** \file + * SPDesktop: an editable view. + * + * Author: + * Lauris Kaplinski <lauris@kaplinski.com> + * Frank Felfe <innerspace@iname.com> + * bulia byak <buliabyak@users.sf.net> + * Ralf Stephan <ralf@ark.in-berlin.de> + * + * Copyright (C) 1999-2005 authors + * Copyright (C) 2000-2001 Ximian, Inc. + * + * Released under GNU GPL, read the file 'COPYING' for more information + * + */ + +#ifdef HAVE_CONFIG_H +#include "config.h" +#endif + +#include <gtk/gtktypeutils.h> +#include <sigc++/sigc++.h> +#include "libnr/nr-matrix.h" +#include "libnr/nr-matrix-fns.h" +#include "libnr/nr-rect.h" +#include "ui/view/view.h" +#include "ui/view/edit-widget-interface.h" + +class NRRect; +class SPCSSAttr; +struct SPCanvas; +struct SPCanvasItem; +struct SPCanvasGroup; +struct SPDesktopWidget; +struct SPEventContext; +struct SPItem; +struct SPNamedView; +struct SPObject; +struct SPStyle; +struct SPViewWidget; + +typedef int sp_verb_t; + +namespace Inkscape { + class Application; + class MessageContext; + class Selection; + class ObjectHierarchy; + namespace UI { + namespace Dialog { + class DialogManager; + } + } + namespace Whiteboard { + class SessionManager; + } +} + +/** + * Editable view. + * + * @see \ref desktop-handles.h for desktop macros. + */ +struct SPDesktop : public Inkscape::UI::View::View +{ + Inkscape::UI::Dialog::DialogManager *_dlg_mgr; + SPNamedView *namedview; + SPCanvas *canvas; + /// current selection; will never generally be NULL + Inkscape::Selection *selection; + SPEventContext *event_context; + + SPCanvasItem *acetate; + SPCanvasGroup *main; + SPCanvasGroup *grid; + SPCanvasGroup *guides; + SPCanvasItem *drawing; + SPCanvasGroup *sketch; + SPCanvasGroup *controls; + SPCanvasItem *table; ///< outside-of-page background + SPCanvasItem *page; ///< page background + SPCanvasItem *page_border; ///< page border + SPCSSAttr *current; ///< current style + + GList *zooms_past; + GList *zooms_future; + unsigned int dkey; + unsigned int number; + bool is_fullscreen; + + /// \todo fixme: This has to be implemented in different way */ + guint guides_active : 1; + + // storage for selected dragger used by GrDrag as it's + // created and deleted by tools + SPItem *gr_item; + guint gr_point_num; + bool gr_fill_or_stroke; + + Inkscape::ObjectHierarchy *_layer_hierarchy; + gchar * _reconstruction_old_layer_id; + + sigc::signal<void, sp_verb_t> _tool_changed; + sigc::signal<void, SPObject *> _layer_changed_signal; + sigc::signal<bool, const SPCSSAttr *>::accumulated<StopOnTrue> _set_style_signal; + sigc::signal<int, SPStyle *, int>::accumulated<StopOnNonZero> _query_style_signal; + sigc::connection connectDocumentReplaced (const sigc::slot<void,SPDesktop*,SPDocument*> & slot) + { + return _document_replaced_signal.connect (slot); + } + + sigc::connection connectEventContextChanged (const sigc::slot<void,SPDesktop*,SPEventContext*> & slot) + { + return _event_context_changed_signal.connect (slot); + } + sigc::connection connectSetStyle (const sigc::slot<bool, const SPCSSAttr *> & slot) + { + return _set_style_signal.connect (slot); + } + sigc::connection connectQueryStyle (const sigc::slot<int, SPStyle *, int> & slot) + { + return _query_style_signal.connect (slot); + } + // subselection is some sort of selection which is specific to the tool, such as a handle in gradient tool, or a text selection + sigc::connection connectToolSubselectionChanged(const sigc::slot<void, gpointer> & slot) { + return _tool_subselection_changed.connect(slot); + } + void emitToolSubselectionChanged(gpointer data); + sigc::connection connectCurrentLayerChanged(const sigc::slot<void, SPObject *> & slot) { + return _layer_changed_signal.connect(slot); + } + + // Whiteboard changes + +#ifdef WITH_INKBOARD + Inkscape::Whiteboard::SessionManager* whiteboard_session_manager() { + return _whiteboard_session_manager; + } + + Inkscape::Whiteboard::SessionManager* _whiteboard_session_manager; +#endif + + SPDesktop(); + void init (SPNamedView* nv, SPCanvas* canvas); + ~SPDesktop(); + void destroy(); + + Inkscape::MessageContext *guidesMessageContext() const { + return _guides_message_context; + } + + void setDisplayModeNormal(); + void setDisplayModeOutline(); + + void set_active (bool new_active); + SPObject *currentRoot() const; + SPObject *currentLayer() const; + void setCurrentLayer(SPObject *object); + SPObject *layerForObject(SPObject *object); + bool isLayer(SPObject *object) const; + bool isWithinViewport(SPItem *item) const; + bool itemIsHidden(SPItem const *item) const; + + void activate_guides (bool activate); + void change_document (SPDocument *document); + + void set_event_context (GtkType type, const gchar *config); + void push_event_context (GtkType type, const gchar *config, unsigned int key); + + void set_coordinate_status (NR::Point p); + SPItem *item_from_list_at_point_bottom (const GSList *list, NR::Point const p) const; + SPItem *item_at_point (NR::Point const p, bool into_groups, SPItem *upto = NULL) const; + SPItem *group_at_point (NR::Point const p) const; + NR::Point point() const; + + NR::Rect get_display_area() const; + void set_display_area (double x0, double y0, double x1, double y1, double border, bool log = true); + void set_display_area(NR::Rect const &a, NR::Coord border, bool log = true); + void zoom_absolute (double cx, double cy, double zoom); + void zoom_relative (double cx, double cy, double zoom); + void zoom_absolute_keep_point (double cx, double cy, double px, double py, double zoom); + void zoom_relative_keep_point (double cx, double cy, double zoom); + void zoom_relative_keep_point (NR::Point const &c, double const zoom) + { + using NR::X; + using NR::Y; + zoom_relative_keep_point (c[X], c[Y], zoom); + } + + void zoom_page(); + void zoom_page_width(); + void zoom_drawing(); + void zoom_selection(); + void zoom_grab_focus(); + double current_zoom() const { return _d2w.expansion(); } + void prev_zoom(); + void next_zoom(); + + bool scroll_to_point (NR::Point const *s_dt, gdouble autoscrollspeed = 0); + void scroll_world (double dx, double dy); + void scroll_world (NR::Point const scroll) + { + using NR::X; + using NR::Y; + scroll_world(scroll[X], scroll[Y]); + } + + void getWindowGeometry (gint &x, gint &y, gint &w, gint &h); + void setWindowPosition (NR::Point p); + void setWindowSize (gint w, gint h); + void setWindowTransient (void* p, int transient_policy=1); + void presentWindow(); + bool warnDialog (gchar *text); + void toggleRulers(); + void toggleScrollbars(); + void layoutWidget(); + void destroyWidget(); + void setToolboxFocusTo (gchar const* label); + void setToolboxAdjustmentValue (gchar const* id, double val); + bool isToolboxButtonActive (gchar const *id); + + void fullscreen(); + + void registerEditWidget (Inkscape::UI::View::EditWidgetInterface *widget) + { _widget = widget; } + + NR::Matrix w2d() const; + NR::Point w2d(NR::Point const &p) const; + NR::Point d2w(NR::Point const &p) const; + NR::Matrix doc2dt() const; + NR::Point doc2dt(NR::Point const &p) const; + NR::Point dt2doc(NR::Point const &p) const; + + virtual void setDocument (SPDocument* doc); + virtual bool shutdown(); + virtual void mouseover() {} + virtual void mouseout() {} + +private: + Inkscape::UI::View::EditWidgetInterface *_widget; + Inkscape::Application *_inkscape; + Inkscape::MessageContext *_guides_message_context; + bool _active; + NR::Matrix _w2d; + NR::Matrix _d2w; + NR::Matrix _doc2dt; + + void push_current_zoom (GList**); + + sigc::signal<void,SPDesktop*,SPDocument*> _document_replaced_signal; + sigc::signal<void> _activate_signal; + sigc::signal<void> _deactivate_signal; + sigc::signal<void,SPDesktop*,SPEventContext*> _event_context_changed_signal; + sigc::signal<void, gpointer> _tool_subselection_changed; + + sigc::connection _activate_connection; + sigc::connection _deactivate_connection; + sigc::connection _sel_modified_connection; + sigc::connection _sel_changed_connection; + sigc::connection _reconstruction_start_connection; + sigc::connection _reconstruction_finish_connection; + + virtual void onPositionSet (double, double); + virtual void onResized (double, double); + virtual void onRedrawRequested(); + virtual void onStatusMessage (Inkscape::MessageType type, gchar const *message); + virtual void onDocumentURISet (gchar const* uri); + virtual void onDocumentResized (double, double); + + static void _onActivate (SPDesktop* dt); + static void _onDeactivate (SPDesktop* dt); + static void _onSelectionModified (Inkscape::Selection *selection, guint flags, SPDesktop *dt); +}; + +#endif + +/* + 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 : |