From e469ce0961196a3075c391b2256c84e6042c1e2a Mon Sep 17 00:00:00 2001
From: Robin Gareus <robin@gareus.org>
Date: Wed, 24 Jul 2013 22:05:24 +0200
Subject: get meter color from gtkrc style file

---
 gtk2_ardour/meter_patterns.cc | 28 ++++++++++++++++++++------
 gtk2_ardour/utils.cc          | 47 +++++++++++++++++++++++++++++++++++++++++++
 gtk2_ardour/utils.h           |  2 ++
 3 files changed, 71 insertions(+), 6 deletions(-)

(limited to 'gtk2_ardour')

diff --git a/gtk2_ardour/meter_patterns.cc b/gtk2_ardour/meter_patterns.cc
index 4cd96f2433..0182cc3e89 100644
--- a/gtk2_ardour/meter_patterns.cc
+++ b/gtk2_ardour/meter_patterns.cc
@@ -200,10 +200,14 @@ static inline float mtr_col_and_fract(
 }
 
 static void set_bg_color(Gtk::Widget& w, cairo_t* cr, MeterType type) {
-	// TODO use "meterstrip*" stype
+	float r,g,b;
 	switch(type) {
 		case MeterVU:
-			cairo_set_source_rgb (cr, 1.0, 1.0, 0.85);
+			if (rgba_p_from_style("meterstripVU", &r, &g, &b, "bg")) {
+				cairo_set_source_rgb (cr, r, g, b);
+			} else {
+				cairo_set_source_rgb (cr, 1.0, 1.0, 0.85);
+			}
 			break;
 		case MeterIEC1DIN:
 		case MeterIEC1NOR:
@@ -211,7 +215,11 @@ static void set_bg_color(Gtk::Widget& w, cairo_t* cr, MeterType type) {
 		case MeterIEC2EBU:
 		case MeterK14:
 		case MeterK20:
-			cairo_set_source_rgb (cr, 0.1, 0.1, 0.1);
+			if (rgba_p_from_style("meterstripPPM", &r, &g, &b, "bg")) {
+				cairo_set_source_rgb (cr, r, g, b);
+			} else {
+				cairo_set_source_rgb (cr, 0.1, 0.1, 0.1);
+			}
 			break;
 		default:
 			{
@@ -223,13 +231,21 @@ static void set_bg_color(Gtk::Widget& w, cairo_t* cr, MeterType type) {
 }
 
 static void set_fg_color(Gtk::Widget& w, MeterType type, Gdk::Color * c) {
-	// TODO use "meterstrip*" stype
+	float r,g,b;
 	switch(type) {
 		case MeterVU:
-			c->set_rgb_p(0.0, 0.0, 0.0);
+			if (rgba_p_from_style("meterstripVU", &r, &g, &b)) {
+				c->set_rgb_p(r, g, b);
+			} else {
+				c->set_rgb_p(0.0, 0.0, 0.0);
+			}
 			break;
 		default:
-			c->set_rgb_p(1.0, 1.0, 1.0);
+			if (rgba_p_from_style("meterstripPPM", &r, &g, &b)) {
+				c->set_rgb_p(r, g, b);
+			} else {
+				c->set_rgb_p(1.0, 1.0, 1.0);
+			}
 			break;
 	}
 }
diff --git a/gtk2_ardour/utils.cc b/gtk2_ardour/utils.cc
index d4bc460269..72a922046f 100644
--- a/gtk2_ardour/utils.cc
+++ b/gtk2_ardour/utils.cc
@@ -301,6 +301,53 @@ rgba_from_style (string style, uint32_t r, uint32_t g, uint32_t b, uint32_t a, s
 	}
 }
 
+bool
+rgba_p_from_style (string style, float *r, float *g, float *b, string attr, int state)
+{
+	static Gtk::Window* window = 0;
+	assert (r && g && b);
+
+	if (window == 0) {
+		window = new Window (WINDOW_TOPLEVEL);
+	}
+
+	Gtk::EventBox foo;
+
+	window->add (foo);
+
+	foo.set_name (style);
+	foo.ensure_style ();
+
+	GtkRcStyle* rc = foo.get_style()->gobj()->rc_style;
+
+	if (!rc) {
+		warning << string_compose (_("missing RGBA style for \"%1\""), style) << endl;
+		return false;
+	}
+	if (attr == "fg") {
+		*r = rc->fg[state].red / 65535.0;
+		*g = rc->fg[state].green / 65535.0;
+		*b = rc->fg[state].blue / 65535.0;
+	} else if (attr == "bg") {
+		*r = rc->bg[state].red / 65535.0;
+		*g = rc->bg[state].green / 65535.0;
+		*b = rc->bg[state].blue / 65535.0;
+	} else if (attr == "base") {
+		*r = rc->base[state].red / 65535.0;
+		*g = rc->base[state].green / 65535.0;
+		*b = rc->base[state].blue / 65535.0;
+	} else if (attr == "text") {
+		*r = rc->text[state].red / 65535.0;
+		*g = rc->text[state].green / 65535.0;
+		*b = rc->text[state].blue / 65535.0;
+	} else {
+		return false;
+	}
+
+	window->remove ();
+	return true;
+}
+
 bool
 canvas_item_visible (ArdourCanvas::Item* item)
 {
diff --git a/gtk2_ardour/utils.h b/gtk2_ardour/utils.h
index d3110104fb..5d7bf000ea 100644
--- a/gtk2_ardour/utils.h
+++ b/gtk2_ardour/utils.h
@@ -56,6 +56,8 @@ Pango::FontDescription get_font_for_style (std::string widgetname);
 
 uint32_t rgba_from_style (std::string, uint32_t, uint32_t, uint32_t, uint32_t, std::string = "fg", int = Gtk::STATE_NORMAL, bool = true);
 
+bool rgba_p_from_style (std::string, float*, float*, float*, std::string = "fg", int = Gtk::STATE_NORMAL);
+
 void decorate (Gtk::Window& w, Gdk::WMDecoration d);
 
 bool canvas_item_visible (ArdourCanvas::Item* item);
-- 
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