X-Git-Url: https://main.carlh.net/gitweb/?a=blobdiff_plain;f=gtk2_ardour%2Fcanvas-waveview.h;h=f04a4b38c2e4acb0867652642221c484cba8c3c3;hb=6ee23029a338951705c589be6c61ab52099758b6;hp=f0c74b0fe0ab525a619309c0be733962845c4a70;hpb=14d43ca9fe28a8309b4a52fa85e2b0c64a92248b;p=ardour.git

diff --git a/gtk2_ardour/canvas-waveview.h b/gtk2_ardour/canvas-waveview.h
index f0c74b0fe0..f04a4b38c2 100644
--- a/gtk2_ardour/canvas-waveview.h
+++ b/gtk2_ardour/canvas-waveview.h
@@ -26,16 +26,17 @@
 
 #include <libgnomecanvas/libgnomecanvas.h>
 
-BEGIN_GNOME_CANVAS_DECLS
+G_BEGIN_DECLS
 
 /* Wave viewer item for canvas.
  */
 
-#define GNOME_CANVAS_TYPE_CANVAS_WAVEVIEW            (gnome_canvas_waveview_get_type ())
-#define GNOME_CANVAS_WAVEVIEW(obj)                   (GTK_CHECK_CAST ((obj), GNOME_CANVAS_TYPE_CANVAS_WAVEVIEW, GnomeCanvasWaveView))
-#define GNOME_CANVAS_WAVEVIEW_CLASS(klass)           (GTK_CHECK_CLASS_CAST ((klass), GNOME_CANVAS_TYPE_CANVAS_WAVEVIEW, GnomeCanvasWaveViewClass))
-#define GNOME_CANVAS_IS_CANVAS_WAVEVIEW(obj)         (GTK_CHECK_TYPE ((obj), GNOME_CANVAS_TYPE_CANVAS_WAVEVIEW))
-#define GNOME_CANVAS_IS_CANVAS_WAVEVIEW_CLASS(klass) (GTK_CHECK_CLASS_TYPE ((klass), GNOME_CANVAS_TYPE_CANVAS_WAVEVIEW))
+#define GNOME_TYPE_CANVAS_WAVEVIEW            (gnome_canvas_waveview_get_type ())
+#define GNOME_CANVAS_WAVEVIEW(obj)            (GTK_CHECK_CAST ((obj), GNOME_TYPE_CANVAS_WAVEVIEW, GnomeCanvasWaveView))
+#define GNOME_CANVAS_WAVEVIEW_CLASS(klass)    (GTK_CHECK_CLASS_CAST ((klass), GNOME_TYPE_CANVAS_WAVEVIEW, GnomeCanvasWaveViewClass))
+#define GNOME_IS_CANVAS_WAVEVIEW(obj)         (GTK_CHECK_TYPE ((obj), GNOME_TYPE_CANVAS_WAVEVIEW))
+#define GNOME_IS_CANVAS_WAVEVIEW_CLASS(klass) (GTK_CHECK_CLASS_TYPE ((klass), GNOME_TYPE_CANVAS_WAVEVIEW))
+#define GNOME_CANVAS_WAVEVIEW_GET_CLASS(obj)  (GTK_CHECK_GET_CLASS ((obj), GNOME_TYPE_CANVAS_WAVEVIEW, GnomeCanvasWaveViewClass))
 
 typedef struct _GnomeCanvasWaveView            GnomeCanvasWaveView;
 typedef struct _GnomeCanvasWaveViewClass       GnomeCanvasWaveViewClass;
@@ -54,36 +55,41 @@ struct _GnomeCanvasWaveViewCacheEntry
 struct _GnomeCanvasWaveViewCache
 {
     GnomeCanvasWaveViewCacheEntry* data;
-    gint32                       allocated;
-    gint32                       data_size;
-    gulong                       start;
-    gulong                       end;
-};    
+    guint32                       allocated;
+    guint64                       data_size;
+    gulong                        start;
+    gulong                        end;
+};
 
 GnomeCanvasWaveViewCache* gnome_canvas_waveview_cache_new ();
 void                    gnome_canvas_waveview_cache_destroy (GnomeCanvasWaveViewCache*);
 
+typedef  gulong (*waveview_length_function_t)(void*);
+typedef  gulong (*waveview_sourcefile_length_function_t)(void*, double);
+typedef  void (*waveview_gain_curve_function_t)(void *arg, double start, double end, float* vector, gint64 veclen);
+typedef  void (*waveview_peak_function_t)(void*,gulong,gulong,gulong,gpointer,guint32,double);
+
 struct _GnomeCanvasWaveView
 {
     GnomeCanvasItem item;
-    
+
     GnomeCanvasWaveViewCache *cache;
     gboolean                cache_updater;
     gint                    screen_width;
 
     void *data_src;
     guint32 channel;
-	void (*peak_function)(void*,gulong,gulong,gulong,gpointer,guint32,double);
-    gulong (*length_function)(void *);
-    gulong (*sourcefile_length_function)(void*);
-    void (*gain_curve_function)(void *arg, double start, double end, float* vector, guint32 veclen);
+    waveview_peak_function_t peak_function;
+    waveview_length_function_t length_function;
+    waveview_sourcefile_length_function_t sourcefile_length_function;
+    waveview_gain_curve_function_t gain_curve_function;
     void *gain_src;
 
-    /* x-axis: samples per canvas unit. */
+    /** x-axis: samples per canvas unit. */
     double samples_per_unit;
-    
-    /* y-axis: amplitude_above_axis.
-     * 
+
+    /** y-axis: amplitude_above_axis.
+     *
      * the default is that an (scaled, normalized -1.0 ... +1.0) amplitude of 1.0
      * corresponds to the top of the area assigned to the waveview.
      *
@@ -91,15 +97,21 @@ struct _GnomeCanvasWaveView
      * smaller values will decrease the vertical scale, moving peaks/troughs toward
      * the middle of the area assigned to the waveview.
      */
-
     double amplitude_above_axis;
+
     double x;
     double y;
     double height;
     double half_height;
     uint32_t wave_color;
+    uint32_t clip_color;
+    uint32_t zero_color;
+    uint32_t fill_color;
 
+    char filled;
     char rectified;
+    char zero_line;
+    char logscaled;
 
     /* These are updated by the update() routine
        to optimize the render() routine, which may
@@ -111,6 +123,8 @@ struct _GnomeCanvasWaveView
     int32_t bbox_lrx;
     int32_t bbox_lry;
     unsigned char wave_r, wave_g, wave_b, wave_a;
+    unsigned char clip_r, clip_g, clip_b, clip_a;
+    unsigned char fill_r, fill_g, fill_b, fill_a;
     uint32_t samples;
     uint32_t region_start;
     int32_t reload_cache_in_render;
@@ -120,8 +134,8 @@ struct _GnomeCanvasWaveViewClass {
 	GnomeCanvasItemClass parent_class;
 };
 
-GtkType gnome_canvas_waveview_get_type (void);
+GType gnome_canvas_waveview_get_type (void) G_GNUC_CONST;
 
-END_GNOME_CANVAS_DECLS
+G_END_DECLS
 
 #endif /* __GNOME_CANVAS_WAVEVIEW_H__ */