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-rw-r--r--plugins/gtkui/ddbequalizer.vala183
1 files changed, 96 insertions, 87 deletions
diff --git a/plugins/gtkui/ddbequalizer.vala b/plugins/gtkui/ddbequalizer.vala
index 4b82671c..82a1f060 100644
--- a/plugins/gtkui/ddbequalizer.vala
+++ b/plugins/gtkui/ddbequalizer.vala
@@ -18,6 +18,9 @@
// sripped down and polished by Alexey Yakovenko <waker@users.sourceforge.net>
+using Gtk;
+using Gdk;
+
const string[] freqs = {
"55 Hz","77 Hz","110 Hz","156 Hz","220 Hz","311 Hz","440 Hz","622 Hz","880 Hz",
"1.2 kHz","1.8 kHz","2.5 kHz","3.5 kHz","5 kHz","7 kHz","10 kHz","14 kHz","20 kHz"
@@ -36,8 +39,8 @@ namespace Ddb {
private bool curve_hook = false;
private bool preamp_hook = false;
- private int margin_bottom = -1;
- private int margin_left = -1;
+ private int eq_margin_bottom = -1;
+ private int eq_margin_left = -1;
static const int spot_size = 3;
static const int bands = 18;
@@ -47,8 +50,8 @@ namespace Ddb {
construct
{
- margin_bottom = (int)(Pango.units_to_double (get_style ().font_desc.get_size ()) * Gdk.Screen.get_default ().get_resolution () / 72 + 4);
- margin_left = margin_bottom * 4;
+ eq_margin_bottom = (int)(Pango.units_to_double (get_style ().font_desc.get_size ()) * Gdk.Screen.get_default ().get_resolution () / 72 + 4);
+ eq_margin_left = eq_margin_bottom * 4;
//color_changed ();
}
@@ -75,121 +78,131 @@ namespace Ddb {
fore_dark_color.green += (int16)((c1.green - c2.green) * 0.5);
fore_dark_color.blue += (int16)((c1.blue - c2.blue) * 0.5);
- int width = allocation.width;
- int height = allocation.height;
+ Allocation alloc;
+ get_allocation (out alloc);
- Gdk.Drawable d = get_window();
- var gc = d.create_gc (Gdk.GCValues(), 0);
- //Gdk.Rectangle rc = {0, 0, allocation.width, allocation.height};
- //gc.set_clip_rectangle (rc);
+ int width = alloc.width;
+ int height = alloc.height;
- gc.set_rgb_fg_color (c2);
+ var ctx = Gdk.cairo_create (get_window ());
+ ctx.set_antialias (Cairo.Antialias.NONE);
+ ctx.set_line_width (1.0);
+ ctx.set_source_rgba (c2.red/65535.0, c2.green/65535.0, c2.blue/65535.0, 1);
+ ctx.rectangle (0, 0, width, height);
+ ctx.fill ();
- d.draw_rectangle (gc, true, 0, 0, width, height);
+ ctx.set_source_rgba (fore_dark_color.red/65535.0, fore_dark_color.green/65535.0, fore_dark_color.blue/65535.0, 1);
- gc.set_rgb_fg_color (fore_dark_color);
//drawing grid:
- double step = (double)(width - margin_left) / (double)(bands+1);
+ double step = (double)(width - eq_margin_left) / (double)(bands+1);
int i;
for (i = 0; i < bands; i++)
{
//does anyone know why this method is static?
- Gdk.draw_line (d, gc,
- (int)((i+1)*step)+margin_left,
- 0,
- (int)((i+1)*step)+margin_left,
- height - margin_bottom);
+ ctx.move_to ((int)((i+1)*step)+eq_margin_left, 0);
+ ctx.line_to ((int)((i+1)*step)+eq_margin_left, height - eq_margin_bottom);
}
- double vstep = (double)(height-margin_bottom);
+ double vstep = (double)(height-eq_margin_bottom);
for (double di=0; di < 2; di += 0.25)
{
- Gdk.draw_line (d, gc,
- margin_left,
- (int)((di-preamp)*vstep),
- width,
- (int)((di-preamp)*vstep));
+ ctx.move_to (eq_margin_left, (int)((di-preamp)*vstep));
+ ctx.line_to (width, (int)((di-preamp)*vstep));
}
+ ctx.stroke ();
- gc.set_rgb_fg_color (fore_bright_color);
+ ctx.set_source_rgba (fore_bright_color.red/65535.0, fore_bright_color.green/65535.0, fore_bright_color.blue/65535.0, 1);
//drawing freqs:
- Pango.Layout l = create_pango_layout (null);
- var ctx = l.get_context ();
+
+ Pango.Layout l = Pango.cairo_create_layout (ctx);
+ var pctx = l.get_context ();
var fd = get_style ().font_desc.copy ();
-// var fd = ctx.get_font_description ();
fd.set_size ((int)(get_style ().font_desc.get_size () * 0.7));
- ctx.set_font_description (fd);
+ pctx.set_font_description (fd);
for (i = 0; i < bands; i++)
{
- l.set_text (freqs[i], (int)freqs[i].len());
+ ctx.save ();
+ l.set_text (freqs[i], (int)freqs[i].length);
Pango.Rectangle ink, log;
l.get_pixel_extents (out ink, out log);
int offs = 2;
if ((i % 2) != 0) {
offs += 2;
}
- Gdk.draw_layout (d, gc, (int)((i+1)*step)+margin_left - ink.width/2, height-margin_bottom + offs, l);
+ ctx.move_to ( (int)((i+1)*step)+eq_margin_left - ink.width/2, height-eq_margin_bottom + offs);
+ Pango.cairo_show_layout (ctx, l);
+ ctx.restore ();
}
fd.set_size ((int)(get_style ().font_desc.get_size ()));
- ctx.set_font_description (fd);
+ pctx.set_font_description (fd);
//drawing db's:
- l.set_width (margin_left-1);
+ l.set_width (eq_margin_left-1);
l.set_alignment (Pango.Alignment.RIGHT);
int fontsize = (int)(Pango.units_to_double (fd.get_size ()) * Gdk.Screen.get_default ().get_resolution () / 72);
- if ((mouse_y >= 0) && (mouse_y < height - margin_bottom))
+ if ((mouse_y >= 0) && (mouse_y < height - eq_margin_bottom))
{
- double db = scale((double)(mouse_y-1) / (double)(height - margin_bottom - 2));
+ ctx.save ();
+ double db = scale((double)(mouse_y-1) / (double)(height - eq_margin_bottom - 2));
string tmp = "%s%.1fdB".printf (db > 0 ? "+" : "", db);
- l.set_text (tmp, (int)tmp.len());
- Gdk.draw_layout (d, gc, margin_left-1, mouse_y-3, l);
+ l.set_text (tmp, (int)tmp.length);
+ ctx.move_to (eq_margin_left-1, mouse_y-3);
+ Pango.cairo_show_layout (ctx, l);
+ ctx.restore ();
}
+ ctx.save ();
string tmp;
double val = scale(1);
tmp = "%s%.1fdB".printf (val > 0 ? "+" : "", val);
- l.set_text (tmp, (int)tmp.len());
- Gdk.draw_layout (d, gc, margin_left-1, height-margin_bottom-fontsize, l);
+ l.set_text (tmp, (int)tmp.length);
+ ctx.move_to (eq_margin_left-1, height-eq_margin_bottom-fontsize);
+ Pango.cairo_show_layout (ctx, l);
+ ctx.restore ();
+ ctx.save ();
val = scale(0);
tmp = "%s%.1fdB".printf (val > 0 ? "+" : "", val);
- l.set_text (tmp, (int)tmp.len());
- Gdk.draw_layout (d, gc, margin_left-1, 1, l);
+ l.set_text (tmp, (int)tmp.length);
+ ctx.move_to (eq_margin_left-1, 1);
+ Pango.cairo_show_layout (ctx, l);
+ ctx.restore ();
+ ctx.save ();
l.set_text ("+0dB", 4);
- Gdk.draw_layout (d, gc, margin_left-1, (int)((1-preamp)*(height-margin_bottom))-fontsize/2, l);
+ ctx.move_to (eq_margin_left-1, (int)((1-preamp)*(height-eq_margin_bottom))-fontsize/2);
+ Pango.cairo_show_layout (ctx, l);
+ ctx.restore ();
+ ctx.save ();
l.set_text ("preamp", 6);
l.set_alignment (Pango.Alignment.LEFT);
- Gdk.draw_layout (d, gc, 1, height-margin_bottom+2, l);
+ ctx.move_to (1, height-eq_margin_bottom+2);
+ Pango.cairo_show_layout (ctx, l);
+ ctx.restore ();
- d.draw_rectangle (gc, false, margin_left, 0, width-margin_left-1, height-margin_bottom-1);
- gc.set_line_attributes (2, Gdk.LineStyle.SOLID, Gdk.CapStyle.NOT_LAST, Gdk.JoinStyle.MITER);
-
- //draw preamp
- gc.set_clip_rectangle ({0, (int)(preamp * (height-margin_bottom)), 11, height});
+ // frame
+ ctx.rectangle (eq_margin_left, 0, width-eq_margin_left-1, height-eq_margin_bottom-1);
+ ctx.stroke ();
- gc.set_rgb_fg_color (fore_bright_color);
- int count = (int)((height-margin_bottom) / 6)+1;
- for (int j = 0; j < count; j++)
- d.draw_rectangle (
- gc,
- true,
- 1,
- height-margin_bottom-j*6 - 6,
- 11,
- 4);
+ //draw preamp
+ ctx.rectangle (0, (int)(preamp * (height-eq_margin_bottom)), 11, height);
+ ctx.clip ();
- gc.set_clip_rectangle ({margin_left+1, 1, width-margin_left-2, height-margin_bottom-2});
+ ctx.set_source_rgba (fore_bright_color.red/65535.0, fore_bright_color.green/65535.0, fore_bright_color.blue/65535.0, 1.0);
+ int count = (int)((height-eq_margin_bottom) / 6)+1;
+ for (int j = 0; j < count; j++) {
+ ctx.rectangle (1, height-eq_margin_bottom-j*6 - 6, 11, 4);
+ }
+ ctx.fill ();
+ ctx.reset_clip ();
//drawing bars:
- gc.set_rgb_fg_color (fore_bright_color);
-
int bar_w = 11;
if (step < bar_w)
bar_w = (int)step-1;
@@ -197,26 +210,22 @@ namespace Ddb {
for (i = 0; i < bands; i++)
{
- gc.set_clip_rectangle ({
- (int)((i+1)*step)+margin_left - bar_w/2,
- (int)(values[i] * (height-margin_bottom)),
- 11,
- height});
- count = (int)((height-margin_bottom) * (1-values[i]) / 6)+1;
- for (int j = 0; j < count; j++)
- d.draw_rectangle (
- gc,
- true,
- (int)((i+1)*step)+margin_left - bar_w/2,
- height-margin_bottom-j*6 - 6,
- bar_w,
- 4);
+ ctx.reset_clip ();
+ ctx.rectangle ((int)((i+1)*step)+eq_margin_left - bar_w/2, (int)(values[i] * (height-eq_margin_bottom)), 11, height);
+ ctx.clip ();
+ count = (int)((height-eq_margin_bottom) * (1-values[i]) / 6)+1;
+ for (int j = 0; j < count; j++) {
+ ctx.rectangle ( (int)((i+1)*step)+eq_margin_left - bar_w/2, height-eq_margin_bottom-j*6 - 6, bar_w, 4);
+ }
+ ctx.fill ();
}
- gc.set_clip_rectangle ({0, 0, width, height});
//drawing mouse coordinates:
- gc.set_line_attributes (1, Gdk.LineStyle.ON_OFF_DASH, Gdk.CapStyle.NOT_LAST, Gdk.JoinStyle.MITER);
- Gdk.draw_line (d, gc, margin_left+1, mouse_y, width, mouse_y);
+ ctx.reset_clip ();
+ ctx.set_dash (new double[] {4, 4}, 0);
+ ctx.move_to (eq_margin_left+1, mouse_y);
+ ctx.line_to (width, mouse_y);
+ ctx.stroke ();
return false;
}
@@ -233,16 +242,16 @@ namespace Ddb {
in_curve_area (double x, double y)
{
return
- x > margin_left &&
+ x > eq_margin_left &&
x < allocation.width-1 &&
y > 1 &&
- y < allocation.height-margin_bottom;
+ y < allocation.height-eq_margin_bottom;
}
private void
update_eq_drag (double x, double y) {
- double band_width = (double)(allocation.width - margin_left) / (double)(bands+1);
- int band = (int)GLib.Math.floor ((x - margin_left) / band_width - 0.5);
+ double band_width = (double)(allocation.width - eq_margin_left) / (double)(bands+1);
+ int band = (int)GLib.Math.floor ((x - eq_margin_left) / band_width - 0.5);
if (band < 0) {
band = 0;
}
@@ -250,7 +259,7 @@ namespace Ddb {
band = band-1;
}
if (band >= 0 && band < bands) {
- values[band] = y / (double)(allocation.height - margin_bottom);
+ values[band] = y / (double)(allocation.height - eq_margin_bottom);
if (values[band] > 1) {
values[band] = 1;
}
@@ -276,11 +285,11 @@ namespace Ddb {
if (event.x <= 11 &&
event.y > 1 &&
- event.y <= allocation.height-margin_bottom &&
+ event.y <= allocation.height-eq_margin_bottom &&
event.button == 1
)
{
- preamp = event.y / (double)(allocation.height - margin_bottom);
+ preamp = event.y / (double)(allocation.height - eq_margin_bottom);
on_changed ();
preamp_hook = true;
mouse_y = (int)event.y;
@@ -311,7 +320,7 @@ namespace Ddb {
/* Mouse pointer moved over widget */
public override bool
motion_notify_event (Gdk.EventMotion event) {
- double y = event.y / (double)(allocation.height - margin_bottom);
+ double y = event.y / (double)(allocation.height - eq_margin_bottom);
if (y < 0) y = 0;
if (y > 1) y = 1;
generated by cgit v1.2.3 (git 2.39.1) at 2024-07-02 02:41:35 +0000