markdown support #806

core/Objects/BaseObject.vala

@@ -25,7 +25,7 @@ public class Objects.BaseObject : GLib.Object {
     public string keywords { get; set; default = ""; }
     public string icon_name { get; set; default = ""; }
     public signal void deleted ();
-    public signal void updated ();
+    public signal void updated (string update_id = "");
     public signal void archived ();
     public signal void unarchived ();
 

core/Services/Database.vala

@@ -1713,7 +1713,7 @@ public class Services.Database : GLib.Object {
         set_parameter_str (stmt, "$id", item.id);
 
         if (stmt.step () == Sqlite.DONE) {
-            item.updated ();
+            item.updated (update_id);
             item_updated (item, update_id);
         } else {
             warning ("Error: %d: %s", db.errcode (), db.errmsg ());

core/Widgets/Markdown/Color.vala

@@ -0,0 +1,84 @@
+/*
+ *
+ * Based on Folio
+ * https://github.com/toolstack/Folio
+ */
+
+namespace Color {
+	public struct HSL {
+		public float h;
+		public float s;
+		public float l;
+	}
+
+	public struct RGB {
+		public float r;
+		public float g;
+		public float b;
+
+		public inline RGB (float r = 0, float g = 0, float b = 0) {
+			this.r = r;
+			this.g = g;
+			this.b = b;
+		}
+
+		public inline RGB times (RGB rgb) {
+			return RGB (r * rgb.r, g * rgb.g, b * rgb.b);
+		}
+
+		public inline RGB multiply (float x) {
+			return RGB (r * x, g * x, b * x);
+		}
+
+		public inline RGB plus (RGB rgb) {
+			return RGB (r + rgb.r, g + rgb.g, b + rgb.b);
+		}
+	}
+
+	public inline HSL rgb_to_hsl (RGB rgb, out HSL hsl = null) {
+		hsl = HSL();
+		float s, v;
+		Gtk.rgb_to_hsv(rgb.r, rgb.g, rgb.b, out hsl.h, out s, out v);
+		hsl.l = v - v * s / 2;
+		float m = float.min (hsl.l, 1 - hsl.l);
+		hsl.s = (m != 0) ? (v-hsl.l)/m : 0;
+		return hsl;
+	}
+
+	public inline RGB hsl_to_rgb (HSL hsl, out RGB rgb = null) {
+		rgb = RGB();
+		float v = hsl.s * float.min (hsl.l, 1 - hsl.l) + hsl.l;
+		float s = (v != 0) ? 2-2*hsl.l/v : 0;
+		Gtk.hsv_to_rgb(hsl.h, s, v, out rgb.r, out rgb.g, out rgb.b);
+		return rgb;
+	}
+
+	public inline RGB RGBA_to_rgb (Gdk.RGBA rgba, out RGB rgb = null) {
+		rgb = RGB();
+		rgb.r = rgba.red;
+		rgb.g = rgba.green;
+		rgb.b = rgba.blue;
+		return rgb;
+	}
+
+	public inline Gdk.RGBA rgb_to_RGBA (RGB rgb, out Gdk.RGBA rgba = null) {
+		rgba = Gdk.RGBA();
+		rgba.red = rgb.r;
+		rgba.green = rgb.g;
+		rgba.blue = rgb.b;
+		rgba.alpha = 1;
+		return rgba;
+	}
+
+	public inline float get_luminance (float r, float g, float b) {
+		return Math.sqrtf (0.299f * r * r + 0.587f * g * g + 0.114f * b * b);
+	}
+
+	public inline float get_luminance_photometric (float r, float g, float b) {
+		return 0.2126f * r + 0.7152f * g + 0.0722f;
+	}
+
+	public inline float get_luminance_digital (float r, float g, float b) {
+		return 0.299f * r + 0.587f * g + 0.114f;
+	}
+}

core/Widgets/Markdown/MarkdownBuffer.vala

@@ -0,0 +1,20 @@
+/*
+ *
+ * Based on Folio
+ * https://github.com/toolstack/Folio
+ */
+
+public class Widgets.Markdown.Buffer : GtkSource.Buffer {
+
+	public Buffer (string? text = null) {
+		Object ();
+		this.text = text;
+	}
+
+	public string get_all_text () {
+		Gtk.TextIter start, end;
+		get_start_iter (out start);
+		get_end_iter (out end);
+		return get_text(start, end, true);
+	}
+}