diff options
Diffstat (limited to 'src/Canvas.cpp')
| -rw-r--r-- | src/Canvas.cpp | 31 |
1 files changed, 29 insertions, 2 deletions
diff --git a/src/Canvas.cpp b/src/Canvas.cpp index 24cfaf4..7ab8577 100644 --- a/src/Canvas.cpp +++ b/src/Canvas.cpp @@ -247,6 +247,7 @@ struct GanvCanvasImpl { #ifdef GANV_FDGL this->layout_idle_id = 0; + this->sprung_layout = FALSE; #endif _animate_idle_id = g_timeout_add(120, on_animate_timeout, this); @@ -444,7 +445,8 @@ struct GanvCanvasImpl { gboolean locked; #ifdef GANV_FDGL - guint layout_idle_id; + guint layout_idle_id; + gboolean sprung_layout; #endif }; @@ -789,6 +791,9 @@ GanvCanvasImpl::layout_iteration() if (_drag_state == EDGE) { return FALSE; // Canvas is locked, halt layout process } + if (!sprung_layout) { + return FALSE; // We shouldn't be running at all + } static const double T_PER_US = .0001; // Sym time per real microsecond @@ -1948,7 +1953,7 @@ void ganv_canvas_contents_changed(GanvCanvas* canvas) { #ifdef GANV_FDGL - if (!canvas->impl->layout_idle_id) { + if (!canvas->impl->layout_idle_id && canvas->impl->sprung_layout) { canvas->impl->layout_idle_id = g_timeout_add_full( G_PRIORITY_DEFAULT_IDLE, 33, @@ -2554,6 +2559,28 @@ ganv_canvas_export_dot(GanvCanvas* canvas, const char* filename) } gboolean +ganv_canvas_supports_sprung_layout(GanvCanvas* canvas) +{ +#ifdef GANV_FDGL + return TRUE; +#else + return FALSE; +#endif +} + +gboolean +ganv_canvas_set_sprung_layout(GanvCanvas* canvas, gboolean sprung_layout) +{ +#ifndef GANV_FDGL + return FALSE; +#else + canvas->impl->sprung_layout = sprung_layout; + ganv_canvas_contents_changed(canvas); + return TRUE; +#endif +} + +gboolean ganv_canvas_get_locked(GanvCanvas* canvas) { return canvas->impl->locked; |