Also color labels
Signed-off-by: Vasiliy Doylov <nekocwd@mainlining.org>
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4 changed files with 132 additions and 63 deletions
70
vala-quick-setting/color.vala
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70
vala-quick-setting/color.vala
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@ -0,0 +1,70 @@
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namespace Color {
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public Gee.HashMap<Gdk.RGBA?, int> quanitize_pixbuff (Gdk.Pixbuf pixbuf) {
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var histogram = new Gee.HashMap<Gdk.RGBA?, int>
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(
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(a) =>
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((uint8) a.red * 255 + ((uint8) a.green * 255 << 8) + ((uint8) a.blue * 255 << 16)),
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(a, b) => (a.red == b.red && a.blue == b.blue && a.green == b.green)
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);
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unowned uint8[] pixels = pixbuf.get_pixels ();
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var width = pixbuf.get_width ();
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var height = pixbuf.get_height ();
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var rowstride = pixbuf.get_rowstride ();
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var n_channels = pixbuf.get_n_channels ();
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for (var y = 0; y < height; y++) {
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for (var x = 0; x < width; x++) {
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var offset = y * rowstride + x * n_channels;
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var r = pixels[offset];
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var g = pixels[offset + 1];
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var b = pixels[offset + 2];
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var a = (n_channels == 4) ? pixels[offset + 3] : 255;
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var rgba = Gdk.RGBA () {
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red = r / 255.0,
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green = g / 255.0,
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blue = b / 255.0,
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alpha = a / 255.0
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};
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histogram[rgba] = histogram[rgba] + 1;
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}
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}
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return histogram;
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}
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public Gdk.RGBA get_most_common_color (ref Gee.HashMap<Gdk.RGBA?, int> histogram) {
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int max = 0;
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Gdk.RGBA color = {};
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foreach (var kv in histogram) {
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if (kv.value > max) {
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max = kv.value;
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color = kv.key;
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}
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}
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return color;
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}
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public double get_pixel_luminance (Gdk.RGBA pix) {
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return pix.red * 0.299 + pix.green * 0.587 + pix.blue * 0.114;
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}
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public Gee.ArrayList<Gdk.RGBA?> sort_colors (Gee.HashMap<Gdk.RGBA?, int> histogram) {
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var new_keys = new Gee.ArrayList<Gdk.RGBA?> ();
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var tr = 2;
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foreach (var key in histogram.keys) {
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if (key == null)
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continue;
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if (histogram[key] < tr)
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continue;
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new_keys.add (key);
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}
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new_keys.sort ((a, b) => {
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var a_ = histogram[a];
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var b_ = histogram[b];
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return a_ > b_ ? -1 : a_ == b_ ? 0 : 1;
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});
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return new_keys;
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}
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}
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@ -23,6 +23,7 @@ vala_quick_setting_resources = gnome.compile_resources(
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)
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vala_quick_setting_plugin_sources = files(
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'color.vala',
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'extension.vala',
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'player.vala',
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'qs.vala',
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@ -41,13 +41,11 @@ public class Extension.Player : Gtk.Box {
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return Math.PI / 180.0 * deg;
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}
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void set_colors (Gdk.RGBA[] colors) {
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var gradient_points = new string[0];
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for (uint i = 0; i < colors.length; i++) {
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gradient_points += "%s %d%%".printf (colors[i].to_string (), (int) (100.0 / colors.length * i));
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}
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var data = ".%s { background: radial-gradient(circle at left, %s); }"
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.printf (id, string.joinv (",", gradient_points));
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void set_colors (Gdk.RGBA start, Gdk.RGBA end, Gdk.RGBA fg) {
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var data = ".%s {
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color: %s;
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background: radial-gradient(circle at left, %s 0%%, %s 100%%);
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}".printf (id, fg.to_string (), start.to_string (), end.to_string ());
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try {
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css_provider.load_from_data (data);
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} catch (Error err) {
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@ -55,64 +53,63 @@ public class Extension.Player : Gtk.Box {
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}
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}
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private async Gee.HashMap<Gdk.RGBA?, int> quanitize_pixbuff (Gdk.Pixbuf pixbuf) {
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var histogram = new Gee.HashMap<Gdk.RGBA?, int>
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(
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(a) =>
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((uint8) a.red * 255 + ((uint8) a.green * 255 << 8) + ((uint8) a.blue * 255 << 16)),
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(a, b) => (a.red == b.red && a.blue == b.blue && a.green == b.green)
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);
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unowned uint8[] pixels = pixbuf.get_pixels ();
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var width = pixbuf.get_width ();
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var height = pixbuf.get_height ();
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var rowstride = pixbuf.get_rowstride ();
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var n_channels = pixbuf.get_n_channels ();
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for (var y = 0; y < height; y++) {
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for (var x = 0; x < width; x++) {
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var offset = y * rowstride + x * n_channels;
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var r = pixels[offset];
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var g = pixels[offset + 1];
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var b = pixels[offset + 2];
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var a = (n_channels == 4) ? pixels[offset + 3] : 255;
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var rgba = Gdk.RGBA () {
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red = r / 255.0,
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green = g / 255.0,
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blue = b / 255.0,
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alpha = a / 255.0
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private void generate_style (Gdk.Pixbuf pixbuff) {
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message ("Start");
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var histogram = Color.quanitize_pixbuff (pixbuff);
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message ("Histogram OK");
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var colors = Color.sort_colors (histogram);
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message ("Sort OK");
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Gdk.RGBA? fg_color = null, bg_start_color = null, bg_end_color = null;
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double fg_lum = 0, bg_start_lum = 0, bg_end_lum = 0;
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foreach (var color in colors) {
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if (fg_color != null && bg_start_color != null && bg_end_color != null)
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break;
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var lum = Color.get_pixel_luminance (color);
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if (bg_start_color == null) {
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bg_start_color = color;
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bg_start_lum = lum;
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continue;
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}
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if (Math.fabs (bg_start_lum - lum) > 0.4) {
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if (fg_color != null)
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continue;
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fg_color = color;
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continue;
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} else if (bg_end_color == null) {
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bg_end_color = color;
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continue;
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}
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}
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if (bg_end_color == null) {
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message ("Failed to chose end background color color. Fallbacking to start color");
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bg_end_color = bg_start_color;
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}
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if (fg_color == null) {
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message ("Failed to chose forground color. Fallbacking to contrast");
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if (bg_start_lum > 0.5)
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fg_color = Gdk.RGBA () {
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red = 0,
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green = 0,
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blue = 0,
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alpha = 1,
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};
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else
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fg_color = Gdk.RGBA () {
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red = 1,
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green = 1,
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blue = 1,
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alpha = 1,
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};
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histogram[rgba] += 1;
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}
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}
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return histogram;
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Idle.add (() => {
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set_colors (bg_start_color, bg_end_color, fg_color);
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return false;
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});
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}
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private Gdk.RGBA get_most_common_color (ref Gee.HashMap<Gdk.RGBA?, int> histogram) {
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int max = 0;
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Gdk.RGBA bebra = {};
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foreach (var kv in histogram) {
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if (kv.value > max) {
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max = kv.value;
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bebra = kv.key;
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}
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}
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return bebra;
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}
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private async void generate_style (Gdk.Pixbuf pixbuff) {
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var histogram = yield quanitize_pixbuff (pixbuff);
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var bg_colors = new Gdk.RGBA[0];
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for (var i = 0; i < 2; i++) {
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var c = get_most_common_color (ref histogram);
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bg_colors += c;
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histogram[c] = -1;
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}
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set_colors (bg_colors);
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private void run_color_thred (Gdk.Pixbuf pb) {
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var thread = new Thread<void> ("Picture", () => generate_style (pb));
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}
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private async Icon ? process_icon (Icon? icon) {
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@ -136,7 +133,7 @@ public class Extension.Player : Gtk.Box {
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// Downscale to 110x110
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pixbuff = pixbuff.scale_simple (110, 110, Gdk.InterpType.BILINEAR);
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// Start background generator
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generate_style.begin (pixbuff);
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run_color_thred (pixbuff);
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var width = pixbuff.width;
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var height = pixbuff.height;
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@ -172,7 +169,7 @@ public class Extension.Player : Gtk.Box {
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default :
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foreach (var child2 in ((Gtk.Box) child).get_children ()) {
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switch (child2.get_name ()) {
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case "lbl_artist":
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case "lbl_artist" :
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child2.bind_property ("label", artist, "label");
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break;
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case "lbl_title":
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@ -1,6 +1,7 @@
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.nekoplayer {
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/* background: linear-gradient(to bottom, #ff7e5f 0%, #feb47b 100%); */
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border-radius: 10px;
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transition: all 0.1s ease-out;
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}
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.nekoplayer-controls button {
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