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allow to en/disable shade and LED meter style

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This commit is contained in:
Robin Gareus 2013-07-24 02:47:37 +02:00
parent efb16a6faa
commit fa332f31fa
3 changed files with 38 additions and 25 deletions
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5
gtk2_ardour/level_meter.cc
View file

@ -257,6 +257,7 @@ LevelMeter::setup_meters (int len, int initial_width, int thin_width)
uint32_t c[10]; uint32_t c[10];
uint32_t b[4]; uint32_t b[4];
float stp[4]; float stp[4];
int styleflags = 3;
b[0] = ARDOUR_UI::config()->canvasvar_MeterBackgroundBot.get(); b[0] = ARDOUR_UI::config()->canvasvar_MeterBackgroundBot.get();
b[1] = ARDOUR_UI::config()->canvasvar_MeterBackgroundTop.get(); b[1] = ARDOUR_UI::config()->canvasvar_MeterBackgroundTop.get();
b[2] = 0x991122ff; // red highlight gradient Bot b[2] = 0x991122ff; // red highlight gradient Bot
@ -337,6 +338,7 @@ LevelMeter::setup_meters (int len, int initial_width, int thin_width)
stp[3] = 115.0 * meter_deflect_vu(-18); // +2 stp[3] = 115.0 * meter_deflect_vu(-18); // +2
b[0] = 0x80806dff; b[0] = 0x80806dff;
b[1] = 0xc0c0a3ff; b[1] = 0xc0c0a3ff;
styleflags = 1;
break; break;
default: // PEAK, RMS default: // PEAK, RMS
stp[1] = 77.5; // 115 * log_meter(-10) stp[1] = 77.5; // 115 * log_meter(-10)
@ -365,7 +367,8 @@ LevelMeter::setup_meters (int len, int initial_width, int thin_width)
c[0], c[1], c[2], c[3], c[4], c[0], c[1], c[2], c[3], c[4],
c[5], c[6], c[7], c[8], c[9], c[5], c[6], c[7], c[8], c[9],
b[0], b[1], b[2], b[3], b[0], b[1], b[2], b[3],
stp[0], stp[1], stp[2], stp[3] stp[0], stp[1], stp[2], stp[3],
styleflags
); );
meters[n].width = width; meters[n].width = width;
meters[n].length = len; meters[n].length = len;

39
libs/gtkmm2ext/fastmeter.cc
View file

@ -51,7 +51,8 @@ FastMeter::FastMeter (long hold, unsigned long dimen, Orientation o, int len,
int bgc0, int bgc1, int bgc0, int bgc1,
int bgh0, int bgh1, int bgh0, int bgh1,
float stp0, float stp1, float stp0, float stp1,
float stp2, float stp3 float stp2, float stp3,
int styleflags
) )
{ {
orientation = o; orientation = o;
@ -88,6 +89,8 @@ FastMeter::FastMeter (long hold, unsigned long dimen, Orientation o, int len,
_stp[2] = stp2; _stp[2] = stp2;
_stp[3] = stp3; _stp[3] = stp3;
_styleflags = styleflags;
set_events (BUTTON_PRESS_MASK|BUTTON_RELEASE_MASK); set_events (BUTTON_PRESS_MASK|BUTTON_RELEASE_MASK);
pixrect.x = 1; pixrect.x = 1;
@ -96,7 +99,7 @@ FastMeter::FastMeter (long hold, unsigned long dimen, Orientation o, int len,
if (!len) { if (!len) {
len = 250; len = 250;
} }
fgpattern = request_vertical_meter(dimen, len, _clr, _stp, true); fgpattern = request_vertical_meter(dimen, len, _clr, _stp, _styleflags);
bgpattern = request_vertical_background (dimen, len, _bgc, false); bgpattern = request_vertical_background (dimen, len, _bgc, false);
pixheight = len; pixheight = len;
pixwidth = dimen; pixwidth = dimen;
@ -116,7 +119,7 @@ FastMeter::~FastMeter ()
Cairo::RefPtr<Cairo::Pattern> Cairo::RefPtr<Cairo::Pattern>
FastMeter::generate_meter_pattern ( FastMeter::generate_meter_pattern (
int width, int height, int *clr, float *stp, bool shade) int width, int height, int *clr, float *stp, int styleflags)
{ {
guint8 r,g,b,a; guint8 r,g,b,a;
double knee; double knee;
@ -177,7 +180,7 @@ FastMeter::generate_meter_pattern (
cairo_pattern_add_color_stop_rgb (pat, 1.0, cairo_pattern_add_color_stop_rgb (pat, 1.0,
r/255.0, g/255.0, b/255.0); r/255.0, g/255.0, b/255.0);
if (shade && !no_rgba_overlay) { if ((styleflags & 1) && !no_rgba_overlay) {
cairo_pattern_t* shade_pattern = cairo_pattern_create_linear (0.0, 0.0, width, 0.0); cairo_pattern_t* shade_pattern = cairo_pattern_create_linear (0.0, 0.0, width, 0.0);
cairo_pattern_add_color_stop_rgba (shade_pattern, 0, 1.0, 1.0, 1.0, 0.2); cairo_pattern_add_color_stop_rgba (shade_pattern, 0, 1.0, 1.0, 1.0, 0.2);
cairo_pattern_add_color_stop_rgba (shade_pattern, 1, 0.0, 0.0, 0.0, 0.3); cairo_pattern_add_color_stop_rgba (shade_pattern, 1, 0.0, 0.0, 0.0, 0.3);
@ -190,16 +193,18 @@ FastMeter::generate_meter_pattern (
cairo_rectangle (tc, 0, 0, width, height); cairo_rectangle (tc, 0, 0, width, height);
cairo_fill (tc); cairo_fill (tc);
cairo_save (tc); if (styleflags & 2) { // LED stripes
cairo_set_line_width(tc, 1.0); cairo_save (tc);
cairo_set_source_rgba(tc, .1, .1, .1, .5); cairo_set_line_width(tc, 1.0);
//cairo_set_operator (tc, CAIRO_OPERATOR_SOURCE); cairo_set_source_rgba(tc, .1, .1, .1, .5);
for (float y=.5; y < height; y+= 2.0) { //cairo_set_operator (tc, CAIRO_OPERATOR_SOURCE);
cairo_move_to(tc, 0, y); for (float y=.5; y < height; y+= 2.0) {
cairo_line_to(tc, width, y); cairo_move_to(tc, 0, y);
cairo_stroke (tc); cairo_line_to(tc, width, y);
cairo_stroke (tc);
}
cairo_restore (tc);
} }
cairo_restore (tc);
cairo_set_source (tc, shade_pattern); cairo_set_source (tc, shade_pattern);
cairo_rectangle (tc, 0, 0, width, height); cairo_rectangle (tc, 0, 0, width, height);
@ -270,7 +275,7 @@ FastMeter::generate_meter_background (
Cairo::RefPtr<Cairo::Pattern> Cairo::RefPtr<Cairo::Pattern>
FastMeter::request_vertical_meter( FastMeter::request_vertical_meter(
int width, int height, int *clr, float *stp, bool shade) int width, int height, int *clr, float *stp, int styleflags)
{ {
if (height < min_pattern_metric_size) if (height < min_pattern_metric_size)
height = min_pattern_metric_size; height = min_pattern_metric_size;
@ -281,7 +286,7 @@ FastMeter::request_vertical_meter(
stp[0], stp[1], stp[2], stp[3], stp[0], stp[1], stp[2], stp[3],
clr[0], clr[1], clr[2], clr[3], clr[0], clr[1], clr[2], clr[3],
clr[4], clr[5], clr[6], clr[7], clr[4], clr[5], clr[6], clr[7],
clr[8], clr[9]); clr[8], clr[9], styleflags);
Pattern10Map::iterator i; Pattern10Map::iterator i;
if ((i = vm_pattern_cache.find (key)) != vm_pattern_cache.end()) { if ((i = vm_pattern_cache.find (key)) != vm_pattern_cache.end()) {
@ -290,7 +295,7 @@ FastMeter::request_vertical_meter(
// TODO flush pattern cache if it gets too large // TODO flush pattern cache if it gets too large
Cairo::RefPtr<Cairo::Pattern> p = generate_meter_pattern ( Cairo::RefPtr<Cairo::Pattern> p = generate_meter_pattern (
width, height, clr, stp, shade); width, height, clr, stp, styleflags);
vm_pattern_cache[key] = p; vm_pattern_cache[key] = p;
return p; return p;
@ -361,7 +366,7 @@ FastMeter::on_size_allocate (Gtk::Allocation &alloc)
} }
if (pixheight != h) { if (pixheight != h) {
fgpattern = request_vertical_meter (request_width, h, _clr, _stp, true); fgpattern = request_vertical_meter (request_width, h, _clr, _stp, _styleflags);
bgpattern = request_vertical_background (request_width, h, highlight ? _bgh : _bgc, highlight); bgpattern = request_vertical_background (request_width, h, highlight ? _bgh : _bgc, highlight);
pixheight = h - 2; pixheight = h - 2;
pixwidth = request_width - 2; pixwidth = request_width - 2;

19
libs/gtkmm2ext/gtkmm2ext/fastmeter.h
View file

@ -47,7 +47,8 @@ class FastMeter : public Gtk::DrawingArea {
float stp0 = 55.0, // log_meter(-18); float stp0 = 55.0, // log_meter(-18);
float stp1 = 77.5, // log_meter(-9); float stp1 = 77.5, // log_meter(-9);
float stp2 = 92.5, // log_meter(-3); // 95.0, // log_meter(-2); float stp2 = 92.5, // log_meter(-3); // 95.0, // log_meter(-2);
float stp3 = 100.0 float stp3 = 100.0,
int styleflags = 3
); );
virtual ~FastMeter (); virtual ~FastMeter ();
@ -79,6 +80,7 @@ private:
int _clr[10]; int _clr[10];
int _bgc[2]; int _bgc[2];
int _bgh[2]; int _bgh[2];
int _styleflags;
Orientation orientation; Orientation orientation;
GdkRectangle pixrect; GdkRectangle pixrect;
@ -99,14 +101,14 @@ private:
static bool no_rgba_overlay; static bool no_rgba_overlay;
static Cairo::RefPtr<Cairo::Pattern> generate_meter_pattern ( static Cairo::RefPtr<Cairo::Pattern> generate_meter_pattern (
int w, int h, int *clr, float *stp, bool shade); int, int, int *, float *, int);
static Cairo::RefPtr<Cairo::Pattern> request_vertical_meter ( static Cairo::RefPtr<Cairo::Pattern> request_vertical_meter (
int w, int h, int *clr, float *stp, bool shade); int, int, int *, float *, int);
static Cairo::RefPtr<Cairo::Pattern> generate_meter_background ( static Cairo::RefPtr<Cairo::Pattern> generate_meter_background (
int w, int h, int *bgc, bool shade); int, int, int *, bool);
static Cairo::RefPtr<Cairo::Pattern> request_vertical_background ( static Cairo::RefPtr<Cairo::Pattern> request_vertical_background (
int w, int h, int *bgc, bool shade); int, int, int *, bool);
struct Pattern10MapKey { struct Pattern10MapKey {
Pattern10MapKey ( Pattern10MapKey (
@ -114,20 +116,23 @@ private:
float stp0, float stp1, float stp2, float stp3, float stp0, float stp1, float stp2, float stp3,
int c0, int c1, int c2, int c3, int c0, int c1, int c2, int c3,
int c4, int c5, int c6, int c7, int c4, int c5, int c6, int c7,
int c8, int c9 int c8, int c9, int st
) )
: dim(w, h) : dim(w, h)
, stp(stp0, stp1, stp2, stp3) , stp(stp0, stp1, stp2, stp3)
, cols(c0, c1, c2, c3, c4, c5, c6, c7, c8, c9) , cols(c0, c1, c2, c3, c4, c5, c6, c7, c8, c9)
, style(st)
{} {}
inline bool operator<(const Pattern10MapKey& rhs) const { inline bool operator<(const Pattern10MapKey& rhs) const {
return (dim < rhs.dim) return (dim < rhs.dim)
|| (dim == rhs.dim && stp < rhs.stp) || (dim == rhs.dim && stp < rhs.stp)
|| (dim == rhs.dim && stp == rhs.stp && cols < rhs.cols); || (dim == rhs.dim && stp == rhs.stp && cols < rhs.cols)
|| (dim == rhs.dim && stp == rhs.stp && cols == rhs.cols && style < rhs.style);
} }
boost::tuple<int, int> dim; boost::tuple<int, int> dim;
boost::tuple<float, float, float, float> stp; boost::tuple<float, float, float, float> stp;
boost::tuple<int, int, int, int, int, int, int, int, int, int> cols; boost::tuple<int, int, int, int, int, int, int, int, int, int> cols;
int style;
}; };
typedef std::map<Pattern10MapKey, Cairo::RefPtr<Cairo::Pattern> > Pattern10Map; typedef std::map<Pattern10MapKey, Cairo::RefPtr<Cairo::Pattern> > Pattern10Map;