Am Montag, den 25.07.2011, 13:11 +0200 schrieb R.Wolff:
>
> On 24.07.2011 13:12, wrote hermann:
>
> > Hello
> >
> > I like to announce the first release of gxtuner, a simple, small and
> > lightweight guitar/bass tuner for jack.
> >
> > gxtuner comes with a analogue like interface (scale), show the tune
> > (char) and the accumulated frequency (Hz) and is licensed under the GPL.
> >
> > It's a break out of the guitarix tuner module, you can download it here:
> >
> > http://sourceforge.net/projects/guitarix/files/gxtuner/gxtuner-1.0.tar.bz2/download
> >
> > have fun
> > hermann
> >
>
> Hi Hermann,
> nice, but could the graphics be larger or scalable? On my screen res. of 1600x1200
> I can barely see it.
> Thank you very much for the guitar tools.
>
> Raphael ;)
Hi Raphael
I'm glade to hear you like it.
Well, here is a small patch to make gxtuner scalable.
Put it into the source directory /gxtuner and run
patch <patch-gxtuner-scale.patch
after that run make && make install and you have a (ZUI) scalable tuner
interface.
greats
hermann
--- ../gxtuner-1.0/gxtuner.cpp 2011-07-24 12:07:27.000000000 +0200
+++ ./gxtuner.cpp 2011-07-25 19:14:55.000000000 +0200
@@ -94,7 +94,7 @@
P_("The frequency for which tuning is displayed"),
0.0, 1000.0, 0.0, GParamFlags(GTK_PARAM_READWRITE)));
klass->surface_tuner = cairo_image_surface_create(
- CAIRO_FORMAT_ARGB32, tuner_width, tuner_height);
+ CAIRO_FORMAT_ARGB32, tuner_width*2., tuner_height*2.);
g_assert(klass->surface_tuner != NULL);
draw_background(klass->surface_tuner);
}
@@ -166,13 +166,29 @@
double y0 = (widget->allocation.height - 90) * 0.5;
cr = gdk_cairo_create(widget->window);
- if (x0 > 0 || y0 > 0) {
+ cairo_save(cr);
+ static double grow = 1.;
+ if (x0/grow > 1 || y0/grow > 1) {
cairo_rectangle (cr, 0, 0, widget->allocation.width, widget->allocation.height);
cairo_set_source_rgb (cr, 0, 0, 0.04);
cairo_fill (cr);
}
+
+ if(widget->allocation.width > widget->allocation.height +(10.*grow*2)) {
+ grow = (widget->allocation.height/90.)/2.;
+ } else {
+ grow = (widget->allocation.width/100.)/2.;
+ }
+ cairo_translate(cr, -x0*grow, -y0*grow);
+ cairo_scale(cr, grow, grow);
cairo_set_source_surface(cr, GX_TUNER_CLASS(GTK_OBJECT_GET_CLASS(widget))->surface_tuner, x0, y0);
cairo_paint (cr);
+ cairo_restore(cr);
+
+ cairo_save(cr);
+ cairo_translate(cr, -x0*grow*2., -y0*grow*2.);
+ cairo_scale(cr, grow*2., grow*2.);
+
float scale = -0.5;
if (tuner->freq) {
float fvis = 12 * log2f(tuner->freq/440.0);
@@ -223,7 +239,8 @@
double y0 = 0;
cr = cairo_create(surface);
-
+ // cairo_translate(cr, -x0*grow, -y0*grow);
+ cairo_scale(cr, 2, 2);
// bottom part of gauge
cairo_rectangle (cr, x0,y0+60,rect_width+1,30);
cairo_set_source_rgb (cr, 0, 0, 0);
@@ -615,7 +632,6 @@
gtk_init (&argc, &argv);
GError* err = NULL;
GtkWidget *window = gtk_window_new (GTK_WINDOW_TOPLEVEL);
- gtk_window_set_default_size(GTK_WINDOW(window),200,110);
gtk_window_set_icon_from_file(GTK_WINDOW(window),
(std::string(PIXMAPS_DIR) + "/gxtuner.png").c_str(),&err);
if (err != NULL) g_error_free(err);
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