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Implement zooming in LdWindowMain.

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Add convenience methods to LdCanvas.
This commit is contained in:
Přemysl Eric Janouch
2011-02-04 20:19:01 +01:00
parent 6e8839d485
commit 2b0672a2cb
3 changed files with 105 additions and 10 deletions
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4
liblogdiag/ld-canvas.h
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@@ -80,6 +80,10 @@ void ld_canvas_diagram_to_widget_coords (LdCanvas *self,
gdouble ld_canvas_get_zoom (LdCanvas *self);
void ld_canvas_set_zoom (LdCanvas *self, gdouble zoom);
gboolean ld_canvas_can_zoom_in (LdCanvas *self);
void ld_canvas_zoom_in (LdCanvas *self);
gboolean ld_canvas_can_zoom_out (LdCanvas *self);
void ld_canvas_zoom_out (LdCanvas *self);
void ld_canvas_add_object_begin (LdCanvas *self, LdDiagramObject *object);