Heavy-duty abstraction work to split type-specific classes into

[ardour.git] / gtk2_ardour / time_axis_view.h

diff --git a/gtk2_ardour/time_axis_view.h b/gtk2_ardour/time_axis_view.h
index 6df7284932a03322453aabba4664365789ed9538..31ff3d84eefc40f06c604396b28965d979d8be16 100644 (file)
--- a/gtk2_ardour/time_axis_view.h
+++ b/gtk2_ardour/time_axis_view.h
@@ -39,6 +39,7 @@
 #include "enums.h"
 #include "editing.h"
 #include "canvas.h"
+#include "color.h"
 
 namespace ARDOUR {
        class Session;
@@ -53,7 +54,7 @@ namespace Gtk {
 }
 
 class PublicEditor;
-class AudioRegionSelection;
+class RegionSelection;
 class TimeSelection;
 class PointSelection;
 class TimeAxisViewItem;
@@ -69,19 +70,30 @@ class Selectable;
  */
 class TimeAxisView : public virtual AxisView
 {
+  private:
+       enum NamePackingBits {
+               NameLabelPacked = 0x1,
+               NameEntryPacked = 0x2
+       };
+
   public:
        enum TrackHeight { 
-                /* canvas units. they need to be odd
-                  valued so that there is a precise
-                  middle.
-               */
-               Largest = 301,
-               Large = 201,
-               Larger = 101,
-               Normal = 51,
-               Smaller = 31,
-               Small = 21
+               Largest,
+               Large,
+               Larger,
+               Normal,
+               Smaller,
+               Small
        };
+       
+       static uint32_t hLargest;
+       static uint32_t hLarge;
+       static uint32_t hLarger;
+       static uint32_t hNormal;
+       static uint32_t hSmaller;
+       static uint32_t hSmall;
+
+       static uint32_t height_to_pixels (TrackHeight);
 
        TimeAxisView(ARDOUR::Session& sess, PublicEditor& ed, TimeAxisView* parent, ArdourCanvas::Canvas& canvas);
        virtual ~TimeAxisView ();
@@ -89,12 +101,12 @@ class TimeAxisView : public virtual AxisView
        /* public data: XXX create accessor/mutators for these ?? */
 
        PublicEditor& editor;
-
-       guint32 height;  /* in canvas units */
-       guint32 effective_height;  /* in canvas units */
+       
+       TrackHeight height_style; 
+       uint32_t height;  /* in canvas units */
+       uint32_t effective_height;  /* in canvas units */
        double  y_position;
        int     order;
-
        
        ArdourCanvas::Group   *canvas_display;
        Gtk::VBox       *control_parent;
@@ -110,6 +122,11 @@ class TimeAxisView : public virtual AxisView
        Gtk::Frame    name_frame;
        Gtk::Entry    name_entry;
 
+       void hide_name_label ();
+       void hide_name_entry ();
+       void show_name_label ();
+       void show_name_entry ();
+
        /**
         * Display this TrackView as the nth component of the parent box, at y.
         *
@@ -137,15 +154,11 @@ class TimeAxisView : public virtual AxisView
        virtual void entered () {}
        virtual void exited () {}
 
-       /**
-        * Sets the height of this TrackView to one of ths TrackHeghts
-        *
-        * @param h the TrackHeight value to set
-        */
        virtual void set_height (TrackHeight h);
        void reset_height();
+
        /**
-        * Steps through the defined TrackHeights for this TrackView.
+        * Steps through the defined heights for this TrackView.
         * Sets bigger to true to step up in size, set to fals eot step smaller.
         *
         * @param bigger true if stepping should increase in size, false otherwise
@@ -170,7 +183,7 @@ class TimeAxisView : public virtual AxisView
        virtual bool cut_copy_clear (Selection&, Editing::CutCopyOp) { return false; }
        virtual bool paste (jack_nframes_t, float times, Selection&, size_t nth) { return false; }
        
-       virtual void set_selected_regionviews (AudioRegionSelection&) {}
+       virtual void set_selected_regionviews (RegionSelection&) {}
        virtual void set_selected_points (PointSelection&) {}
 
        virtual ARDOUR::Region* find_next_region (jack_nframes_t pos, ARDOUR::RegionPoint, int32_t dir) {
@@ -192,7 +205,7 @@ class TimeAxisView : public virtual AxisView
 
        /* call this on the parent */
 
-       virtual XMLNode* get_child_xml_node (ARDOUR::stringcr_t childname) { return 0; }
+       virtual XMLNode* get_child_xml_node (const string & childname) { return 0; }
 
   protected:
 
@@ -218,7 +231,8 @@ class TimeAxisView : public virtual AxisView
         * 
         *@ param ev the event
         */
-       virtual gint controls_ebox_button_release (GdkEventButton *ev);
+       virtual bool controls_ebox_button_release (GdkEventButton *ev);
+       virtual bool controls_ebox_scroll (GdkEventScroll *ev);
 
        /**
         * Displays the standard LHS control menu at when.
@@ -241,13 +255,13 @@ class TimeAxisView : public virtual AxisView
        virtual bool handle_display_menu_map_event (GdkEventAny *ev) { return false; }
 
        /**
-        * Build the standard LHS control size menu for the default TrackHeight options.
+        * Build the standard LHS control size menu for the default heights options.
         *
         */
        virtual void build_size_menu();
 
        /**
-        * Displays the standard LHS controls size menu for the TrackHeight.
+        * Displays the standard LHS controls size menu for the track heights
         *
         * @parem when the popup activation time
         */
@@ -292,6 +306,13 @@ class TimeAxisView : public virtual AxisView
 
        bool _hidden;
        bool _has_state;
+       NamePackingBits name_packing;
+
+       static void compute_controls_size_info ();
+       static bool need_size_info;
+
+       void set_height_pixels (uint32_t h);
+       void color_handler (ColorID, uint32_t);
 
 }; /* class TimeAxisView */