X-Git-Url: https://main.carlh.net/gitweb/?a=blobdiff_plain;f=libs%2Fgtkmm2ext%2Fgtkmm2ext%2Ffastmeter.h;h=dbb3296c4653fe30c0d0844d7f3bc980d3edc134;hb=2a7a64a8738413df27e494e67c31695a429f6edc;hp=3a806262f1c8d75f4d4880423d0042dd0f989767;hpb=fa332f31fa43d8807b197a1cabfd39784cf3ef8a;p=ardour.git

diff --git a/libs/gtkmm2ext/gtkmm2ext/fastmeter.h b/libs/gtkmm2ext/gtkmm2ext/fastmeter.h
index 3a806262f1..dbb3296c46 100644
--- a/libs/gtkmm2ext/gtkmm2ext/fastmeter.h
+++ b/libs/gtkmm2ext/gtkmm2ext/fastmeter.h
@@ -24,12 +24,13 @@
 #include <boost/tuple/tuple.hpp>
 #include <boost/tuple/tuple_comparison.hpp>
 #include <cairomm/pattern.h>
-#include <gtkmm/drawingarea.h>
-#include <gdkmm/pixbuf.h>
+#include "gtkmm2ext/cairo_widget.h"
+
+#include "gtkmm2ext/visibility.h"
 
 namespace Gtkmm2ext {
 
-class FastMeter : public Gtk::DrawingArea {
+class LIBGTKMM2EXT_API FastMeter : public CairoWidget {
   public:
 	enum Orientation {
 		Horizontal,
@@ -51,6 +52,7 @@ class FastMeter : public Gtk::DrawingArea {
 			int styleflags = 3
 			);
 	virtual ~FastMeter ();
+	static void flush_pattern_cache();
 
 	void set (float level, float peak = -1);
 	void clear ();
@@ -65,10 +67,9 @@ class FastMeter : public Gtk::DrawingArea {
 	bool get_highlight () { return highlight; }
 
 protected:
-	bool on_expose_event (GdkEventExpose*);
+	void render (cairo_t *, cairo_rectangle_t*);
 	void on_size_request (GtkRequisition*);
 	void on_size_allocate (Gtk::Allocation&);
-
 private:
 
 	Cairo::RefPtr<Cairo::Pattern> fgpattern;
@@ -95,20 +96,31 @@ private:
 	float current_user_level;
 	bool highlight;
 
-	bool vertical_expose (GdkEventExpose*);
+	void vertical_expose (cairo_t*, cairo_rectangle_t*);
+	void vertical_size_request (GtkRequisition*);
+	void vertical_size_allocate (Gtk::Allocation&);
 	void queue_vertical_redraw (const Glib::RefPtr<Gdk::Window>&, float);
 
+	void horizontal_expose (cairo_t*, cairo_rectangle_t*);
+	void horizontal_size_request (GtkRequisition*);
+	void horizontal_size_allocate (Gtk::Allocation&);
+	void queue_horizontal_redraw (const Glib::RefPtr<Gdk::Window>&, float);
+
 	static bool no_rgba_overlay;
 
 	static Cairo::RefPtr<Cairo::Pattern> generate_meter_pattern (
-		int, int, int *, float *, int);
+		int, int, int *, float *, int, bool);
 	static Cairo::RefPtr<Cairo::Pattern> request_vertical_meter (
 		int, int, int *, float *, int);
+	static Cairo::RefPtr<Cairo::Pattern> request_horizontal_meter (
+		int, int, int *, float *, int);
 
 	static Cairo::RefPtr<Cairo::Pattern> generate_meter_background (
-		int, int, int *, bool);
+		int, int, int *, bool, bool);
 	static Cairo::RefPtr<Cairo::Pattern> request_vertical_background (
 		int, int, int *, bool);
+	static Cairo::RefPtr<Cairo::Pattern> request_horizontal_background (
+		int, int, int *, bool);
 
 	struct Pattern10MapKey {
 		Pattern10MapKey (
@@ -137,20 +149,24 @@ private:
 	typedef std::map<Pattern10MapKey, Cairo::RefPtr<Cairo::Pattern> > Pattern10Map;
 
 	struct PatternBgMapKey {
-		PatternBgMapKey (int w, int h, int c0, int c1)
+		PatternBgMapKey (int w, int h, int c0, int c1, bool shade)
 			: dim(w, h)
 			, cols(c0, c1)
+			, sh(shade)
 		{}
 		inline bool operator<(const PatternBgMapKey& rhs) const {
-			return (dim < rhs.dim) || (dim == rhs.dim && cols < rhs.cols);
+			return (dim < rhs.dim) || (dim == rhs.dim && cols < rhs.cols) || (dim == rhs.dim && cols == rhs.cols && (sh && !rhs.sh));
 		}
 		boost::tuple<int, int> dim;
 		boost::tuple<int, int> cols;
+		bool sh;
 	};
 	typedef std::map<PatternBgMapKey, Cairo::RefPtr<Cairo::Pattern> > PatternBgMap;
 
 	static Pattern10Map vm_pattern_cache;
 	static PatternBgMap vb_pattern_cache;
+	static Pattern10Map hm_pattern_cache;
+	static PatternBgMap hb_pattern_cache;
 	static int min_pattern_metric_size; // min dimension for axis that displays the meter level
 	static int max_pattern_metric_size; // max dimension for axis that displays the meter level
 };