index 79de72b43340abe7adf65eba7980445207a3f723..668c59649b08bdb736a3e1a208bde677ade85d67 100644 (file)
-#ifndef SP_CANVAS_AXONOMGRID_H
-#define SP_CANVAS_AXONOMGRID_H
+#ifndef CANVAS_AXONOMGRID_H
+#define CANVAS_AXONOMGRID_H
/*
- * SPCAxonomGrid
+ * Copyright (C) 2006-2007 Johan Engelen <johan@shouraizou.nl>
*
- * Generic (and quite unintelligent) modified copy of the grid item for gnome canvas
- *
- * Copyright (C) 2006 Johan Engelen <johan@shouraizou.nl>
- * Copyright (C) 2000 Lauris Kaplinski 2000
- *
- */
+ */
#include <display/sp-canvas.h>
#include <libnr/nr-coord.h>
+#include "xml/repr.h"
+#include <gtkmm/box.h>
+
+#include <gtkmm.h>
+#include "ui/widget/color-picker.h"
+#include "ui/widget/scalar-unit.h"
+
+#include "ui/widget/registered-widget.h"
+#include "ui/widget/registry.h"
+
+#include "xml/node-event-vector.h"
+
+#include "snapper.h"
+#include "line-snapper.h"
+
+#include "canvas-grid.h"
+
+struct SPDesktop;
+struct SPNamedView;
+
+namespace Inkscape {
+
+class CanvasAxonomGrid : public CanvasGrid {
+public:
+ CanvasAxonomGrid(SPNamedView * nv, Inkscape::XML::Node * in_repr, SPDocument * in_doc);
+ virtual ~CanvasAxonomGrid();
+ void Update (NR::Matrix const &affine, unsigned int flags);
+ void Render (SPCanvasBuf *buf);
+
+ void readRepr();
+ void onReprAttrChanged (Inkscape::XML::Node * repr, const gchar *key, const gchar *oldval, const gchar *newval, bool is_interactive);
-#define SP_TYPE_CAXONOMGRID (sp_caxonomgrid_get_type ())
-#define SP_CAXONOMGRID(obj) (GTK_CHECK_CAST ((obj), SP_TYPE_CAXONOMGRID, SPCAxonomGrid))
-#define SP_CAXONOMGRID_CLASS(klass) (GTK_CHECK_CLASS_CAST ((klass), SP_TYPE_CAXONOMGRID, SPCAxonomGridClass))
-#define SP_IS_CAXONOMGRID(obj) (GTK_CHECK_TYPE ((obj), SP_TYPE_CAXONOMGRID))
-#define SP_IS_CAXONOMGRID_CLASS(klass) (GTK_CHECK_CLASS_TYPE ((klass), SP_TYPE_CAXONOMGRID))
-
-
-/** \brief All the variables that are tracked for a axonometric grid specific
- canvas item. */
-struct SPCAxonomGrid : public SPCanvasItem{
- NR::Point origin; /**< Origin of the grid */
- double lengthy; /**< The lengths of the primary y-axis */
- double angle_deg[3]; /**< Angle of each axis (note that angle[2] == 0) */
- double angle_rad[3]; /**< Angle of each axis (note that angle[2] == 0) */
- double tan_angle[3]; /**< tan(angle[.]) */
- guint32 color; /**< Color for normal lines */
- guint32 empcolor; /**< Color for emphasis lines */
- gint empspacing; /**< Spacing between emphasis lines */
- bool scaled; /**< Whether the grid is in scaled mode */
-
- NR::Point ow; /**< Transformed origin by the affine for the zoom */
- double lyw; /**< Transformed length y by the affine for the zoom */
- double lxw_x;
- double lxw_z;
- double spacing_ylines;
+ SPUnit const* gridunit;
+
+ NR::Point origin; /**< Origin of the grid */
+ double lengthy; /**< The lengths of the primary y-axis */
+ double angle_deg[3]; /**< Angle of each axis (note that angle[2] == 0) */
+ double angle_rad[3]; /**< Angle of each axis (note that angle[2] == 0) */
+ double tan_angle[3]; /**< tan(angle[.]) */
+ guint32 color; /**< Color for normal lines */
+ guint32 empcolor; /**< Color for emphasis lines */
+ gint empspacing; /**< Spacing between emphasis lines */
+ bool scaled; /**< Whether the grid is in scaled mode */
+
+ NR::Point ow; /**< Transformed origin by the affine for the zoom */
+ double lyw; /**< Transformed length y by the affine for the zoom */
+ double lxw_x;
+ double lxw_z;
+ double spacing_ylines;
NR::Point sw; /**< the scaling factors of the affine transform */
-};
-struct SPCAxonomGridClass {
- SPCanvasItemClass parent_class;
+protected:
+ virtual Gtk::Widget * newSpecificWidget();
+
+private:
+ CanvasAxonomGrid(const CanvasAxonomGrid&);
+ CanvasAxonomGrid& operator=(const CanvasAxonomGrid&);
+
+ void updateWidgets();
};
-/* Standard Gtk function */
-GtkType sp_caxonomgrid_get_type (void);
+
+class CanvasAxonomGridSnapper : public LineSnapper
+{
+public:
+ CanvasAxonomGridSnapper(CanvasAxonomGrid *grid, SPNamedView const *nv, NR::Coord const d);
+
+private:
+ LineList _getSnapLines(NR::Point const &p) const;
+ void _addSnappedLine(SnappedConstraints &sc, NR::Point const snapped_point, NR::Coord const snapped_distance, NR::Point const normal_to_line, const NR::Point point_on_line) const;
+
+ CanvasAxonomGrid *grid;
+};
+
+
+}; //namespace Inkscape