From f5bbe15d3c39a8f6fe891c4d6be23071e142a7ec Mon Sep 17 00:00:00 2001
From: Thomas White <taw@physics.org>
Date: Tue, 2 Jul 2019 23:44:02 +0200
Subject: Attribute bar at bottom of screen

---
 src/display.c  | 48 +++++++++++++++++++++++++++++++++++++-----------
 src/lightctx.c | 11 +++++++++++
 src/lightctx.h |  2 ++
 3 files changed, 50 insertions(+), 11 deletions(-)

diff --git a/src/display.c b/src/display.c
index 5c27999..735a603 100644
--- a/src/display.c
+++ b/src/display.c
@@ -169,17 +169,20 @@ static gboolean draw_sig(GtkWidget *widget, cairo_t *cr, struct lightctx *nl)
 	cairo_set_source_rgb(cr, 0.0, 0.0, 0.2);
 	cairo_paint(cr);
 
+	cairo_save(cr);
+	cairo_translate(cr, OVERALL_BORDER, OVERALL_BORDER);
+	w -= OVERALL_BORDER*2.0;
+	h -= OVERALL_BORDER*2.0;
+
 	/* Separator between fixture and cue areas */
-	cairo_move_to(cr, w*OVERALL_SPLIT, OVERALL_BORDER);
-	cairo_line_to(cr, w*OVERALL_SPLIT, h - OVERALL_BORDER);
+	cairo_move_to(cr, w*OVERALL_SPLIT, 0.0);
+	cairo_line_to(cr, w*OVERALL_SPLIT, h - 50.0);
 	cairo_set_line_width(cr, 3.0);
 	cairo_set_source_rgb(cr, 1.0, 1.0, 1.0);
 	cairo_set_line_cap(cr, CAIRO_LINE_CAP_ROUND);
 	cairo_stroke(cr);
 
 	/* Fixtures */
-	cairo_save(cr);
-	cairo_translate(cr, OVERALL_BORDER, OVERALL_BORDER);
 	x = FIXTURE_BORDER;
 	y = FIXTURE_BORDER;
 	fontdesc = pango_font_description_from_string("Comfortaa Bold 8");
@@ -195,13 +198,12 @@ static gboolean draw_sig(GtkWidget *widget, cairo_t *cr, struct lightctx *nl)
 			y += nl->fixture_width*3.0/2.0 + FIXTURE_BORDER*2;
 		}
 	}
-	cairo_restore(cr);
 
 	/* Command line */
 	pango_layout_set_text(nl->layout, nl->cmdline, -1);
 	cairo_set_source_rgb(cr, 1.0, 1.0, 1.0);
 	cairo_save(cr);
-	cairo_translate(cr, OVERALL_BORDER, h - OVERALL_BORDER - 20.0);
+	cairo_translate(cr, 0.0, h - 50.0);
 	cairo_move_to(cr, 0.0, 0.0);
 	pango_cairo_show_layout(cr, nl->layout);
 	pango_layout_get_cursor_pos(nl->layout, nl->cursor_idx, &cursor, NULL);
@@ -217,14 +219,38 @@ static gboolean draw_sig(GtkWidget *widget, cairo_t *cr, struct lightctx *nl)
 	cairo_restore(cr);
 
 	/* Selected attribute indicator */
-	if ( nl->n_sel > 0 ) {
-		pango_layout_set_text(nl->sa_layout, attr_text(nl->sel_attr), -1);
+	for ( i=0; i<12; i++ ) {
+
+		if ( !any_selected_fixture_has(nl, key_attrs[i+1]) ) continue;
+
+		if ( nl->sel_attr == key_attrs[i+1] ) {
+			cairo_rectangle(cr, (w/12.0)*i, h-25.0, w/12.0, 30.0);
+			cairo_set_line_width(cr, 3.0);
+			cairo_set_source_rgb(cr, 0.2, 0.2, 0.2);
+			cairo_fill(cr);
+		}
+		pango_layout_set_text(nl->sa_layout, attr_text(key_attrs[i+1]), -1);
 		cairo_set_source_rgb(cr, 1.0, 0.0, 0.0);
-		pango_layout_set_width(nl->sa_layout, pango_units_from_double(200.0));
-		cairo_move_to(cr, w - 200.0 - OVERALL_BORDER, h-OVERALL_BORDER-20.0);
+		pango_layout_set_width(nl->sa_layout, pango_units_from_double(w/12.0));
+		cairo_move_to(cr, (w/12.0)*i, h-20.0);
 		pango_cairo_show_layout(cr, nl->sa_layout);
+
 	}
 
+	/* Separator between F4 and F5 */
+	cairo_move_to(cr, w/3.0, h);
+	cairo_line_to(cr, w/3.0, h-20.0);
+	cairo_set_line_width(cr, 3.0);
+	cairo_set_source_rgb(cr, 1.0, 1.0, 1.0);
+	cairo_stroke(cr);
+
+	/* ... and between F8 and F9 */
+	cairo_move_to(cr, 2.0*w/3.0, h);
+	cairo_line_to(cr, 2.0*w/3.0, h-20.0);
+	cairo_stroke(cr);
+
+	cairo_restore(cr);
+
 	return FALSE;
 }
 
@@ -559,7 +585,7 @@ static gint realise_sig(GtkWidget *da, struct lightctx *nl)
 	pango_layout_set_font_description(nl->layout, fontdesc);
 
 	nl->sa_layout = pango_layout_new(pc);
-	pango_layout_set_alignment(nl->sa_layout, PANGO_ALIGN_RIGHT);
+	pango_layout_set_alignment(nl->sa_layout, PANGO_ALIGN_CENTER);
 	pango_layout_set_font_description(nl->sa_layout, fontdesc);
 
 	return FALSE;
diff --git a/src/lightctx.c b/src/lightctx.c
index cbd5c24..cfa140f 100644
--- a/src/lightctx.c
+++ b/src/lightctx.c
@@ -159,3 +159,14 @@ void attr_movey(struct lightctx *nl, signed int d, int fine)
 
 	}
 }
+
+
+int any_selected_fixture_has(struct lightctx *nl, int attr)
+{
+	int i;
+	for ( i=0; i<nl->n_sel; i++ ) {
+		struct fixture *fix = &nl->fixtures[nl->selection[i]];
+		if ( fix->cls->attributes & attr ) return 1;
+	}
+	return 0;
+}
diff --git a/src/lightctx.h b/src/lightctx.h
index 8c25699..3084f50 100644
--- a/src/lightctx.h
+++ b/src/lightctx.h
@@ -163,6 +163,8 @@ struct lightctx
 extern void attr_movex(struct lightctx *nl, signed int d, int fine);
 extern void attr_movey(struct lightctx *nl, signed int d, int fine);
 
+extern int any_selected_fixture_has(struct lightctx *nl, int attr);
+
 extern struct fixture *create_fixture(struct lightctx *nl, struct fixture_class *cls,
                                       const char *label, int universe, int base_addr,
                                       int flags);
-- 
cgit v1.2.3