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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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39
libs/gtkmm2ext/fastmeter.cc
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@ -51,7 +51,8 @@ FastMeter::FastMeter (long hold, unsigned long dimen, Orientation o, int len,
int bgc0, int bgc1,
int bgh0, int bgh1,
float stp0, float stp1,
float stp2, float stp3
float stp2, float stp3,
int styleflags
)
{
orientation = o;
@ -88,6 +89,8 @@ FastMeter::FastMeter (long hold, unsigned long dimen, Orientation o, int len,
_stp[2] = stp2;
_stp[3] = stp3;
_styleflags = styleflags;
set_events (BUTTON_PRESS_MASK|BUTTON_RELEASE_MASK);
pixrect.x = 1;
@ -96,7 +99,7 @@ FastMeter::FastMeter (long hold, unsigned long dimen, Orientation o, int len,
if (!len) {
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);
pixheight = len;
pixwidth = dimen;
@ -116,7 +119,7 @@ FastMeter::~FastMeter ()
Cairo::RefPtr<Cairo::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;
double knee;
@ -177,7 +180,7 @@ FastMeter::generate_meter_pattern (
cairo_pattern_add_color_stop_rgb (pat, 1.0,
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_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);
@ -190,16 +193,18 @@ FastMeter::generate_meter_pattern (
cairo_rectangle (tc, 0, 0, width, height);
cairo_fill (tc);
cairo_save (tc);
cairo_set_line_width(tc, 1.0);
cairo_set_source_rgba(tc, .1, .1, .1, .5);
//cairo_set_operator (tc, CAIRO_OPERATOR_SOURCE);
for (float y=.5; y < height; y+= 2.0) {
cairo_move_to(tc, 0, y);
cairo_line_to(tc, width, y);
cairo_stroke (tc);
if (styleflags & 2) { // LED stripes
cairo_save (tc);
cairo_set_line_width(tc, 1.0);
cairo_set_source_rgba(tc, .1, .1, .1, .5);
//cairo_set_operator (tc, CAIRO_OPERATOR_SOURCE);
for (float y=.5; y < height; y+= 2.0) {
cairo_move_to(tc, 0, y);
cairo_line_to(tc, width, y);
cairo_stroke (tc);
}
cairo_restore (tc);
}
cairo_restore (tc);
cairo_set_source (tc, shade_pattern);
cairo_rectangle (tc, 0, 0, width, height);
@ -270,7 +275,7 @@ FastMeter::generate_meter_background (
Cairo::RefPtr<Cairo::Pattern>
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)
height = min_pattern_metric_size;
@ -281,7 +286,7 @@ FastMeter::request_vertical_meter(
stp[0], stp[1], stp[2], stp[3],
clr[0], clr[1], clr[2], clr[3],
clr[4], clr[5], clr[6], clr[7],
clr[8], clr[9]);
clr[8], clr[9], styleflags);
Pattern10Map::iterator i;
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
Cairo::RefPtr<Cairo::Pattern> p = generate_meter_pattern (
width, height, clr, stp, shade);
width, height, clr, stp, styleflags);
vm_pattern_cache[key] = p;
return p;
@ -361,7 +366,7 @@ FastMeter::on_size_allocate (Gtk::Allocation &alloc)
}
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);
pixheight = h - 2;
pixwidth = request_width - 2;