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get meter color from gtkrc style file

This commit is contained in:
Robin Gareus 2013-07-24 22:05:24 +02:00 committed by Paul Davis
parent 8f1499664d
commit 7b18260175
3 changed files with 71 additions and 6 deletions
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28
gtk2_ardour/meter_patterns.cc
View File

@ -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;
}
}

47
gtk2_ardour/utils.cc
View File

@ -287,6 +287,53 @@ 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;
}
void
set_color (Gdk::Color& c, int rgb)
{

2
gtk2_ardour/utils.h
View File

@ -61,6 +61,8 @@ 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);
void set_color (Gdk::Color&, int);