Add total weight column to divelist

This adds the total weight carried on the dive in different weight systems
to the divelist. The column is by default not shown, which can be changed
in the preferences. The column is sortable.

Signed-off-by: Dirk Hohndel <dirk@hohndel.org>

1 files changed, 40 insertions, 1 deletions

diff --git a/divelist.c b/divelist.c
index 21f343f7f..ce61d20d1 100644
--- a/divelist.c
+++ b/divelist.c
@@ -26,7 +26,7 @@ struct DiveList {
 	GtkWidget    *container_widget;
 	GtkListStore *model;
 	GtkTreeViewColumn *nr, *date, *stars, *depth, *duration, *location;
-	GtkTreeViewColumn *temperature, *cylinder, *nitrox, *sac, *otu;
+	GtkTreeViewColumn *temperature, *cylinder, *totalweight, *nitrox, *sac, *otu;
 	int changed;
 };
 
@@ -44,6 +44,7 @@ enum {
 	DIVE_DEPTH,		/* int: dive->maxdepth in mm */
 	DIVE_DURATION,		/* int: in seconds */
 	DIVE_TEMPERATURE,	/* int: in mkelvin */
+	DIVE_TOTALWEIGHT,	/* int: in grams */
 	DIVE_CYLINDER,
 	DIVE_NITROX,		/* int: dummy */
 	DIVE_SAC,		/* int: in ml/min */
@@ -269,6 +270,35 @@ newmax:
 	*o2low_p = mino2;
 }
 
+static int total_weight(struct dive *dive)
+{
+	int i, total_grams = 0;
+
+	if (dive)
+		for (i=0; i< MAX_WEIGHTSYSTEMS; i++)
+			total_grams += dive->weightsystem[i].weight.grams;
+	return total_grams;
+}
+
+static void weight_data_func(GtkTreeViewColumn *col,
+			     GtkCellRenderer *renderer,
+			     GtkTreeModel *model,
+			     GtkTreeIter *iter,
+			     gpointer data)
+{
+	int indx, decimals;
+	double value;
+	char buffer[80];
+	struct dive *dive;
+
+	gtk_tree_model_get(model, iter, DIVE_INDEX, &indx, -1);
+	dive = get_dive(indx);
+	value = get_weight_units(total_weight(dive), &decimals, NULL);
+	snprintf(buffer, sizeof(buffer), "%.*f", decimals, value);
+
+	g_object_set(renderer, "text", buffer, NULL);
+}
+
 static gint nitrox_sort_func(GtkTreeModel *model,
 	GtkTreeIter *iter_a,
 	GtkTreeIter *iter_b,
@@ -521,6 +551,7 @@ static void fill_one_dive(struct dive *dive,
 		DIVE_RATING, dive->rating,
 		DIVE_SAC, dive->sac,
 		DIVE_OTU, dive->otu,
+		DIVE_TOTALWEIGHT, total_weight(dive),
 		-1);
 }
 
@@ -569,6 +600,9 @@ void update_dive_list_units(void)
 	(void) get_temp_units(0, &unit);
 	gtk_tree_view_column_set_title(dive_list.temperature, unit);
 
+	(void) get_weight_units(0, NULL, &unit);
+	gtk_tree_view_column_set_title(dive_list.totalweight, unit);
+
 	gtk_tree_model_foreach(model, set_one_dive, NULL);
 }
 
@@ -576,6 +610,7 @@ void update_dive_list_col_visibility(void)
 {
 	gtk_tree_view_column_set_visible(dive_list.cylinder, visible_cols.cylinder);
 	gtk_tree_view_column_set_visible(dive_list.temperature, visible_cols.temperature);
+	gtk_tree_view_column_set_visible(dive_list.totalweight, visible_cols.totalweight);
 	gtk_tree_view_column_set_visible(dive_list.nitrox, visible_cols.nitrox);
 	gtk_tree_view_column_set_visible(dive_list.sac, visible_cols.sac);
 	gtk_tree_view_column_set_visible(dive_list.otu, visible_cols.otu);
@@ -604,6 +639,7 @@ static void fill_dive_list(void)
 			DIVE_DURATION, dive->duration.seconds,
 			DIVE_LOCATION, "location",
 			DIVE_TEMPERATURE, dive->watertemp.mkelvin,
+			DIVE_TOTALWEIGHT, 0,
 			DIVE_SAC, 0,
 			-1);
 	}
@@ -636,6 +672,7 @@ static struct divelist_column {
 	[DIVE_DEPTH] = { "ft", depth_data_func, NULL, ALIGN_RIGHT },
 	[DIVE_DURATION] = { "min", duration_data_func, NULL, ALIGN_RIGHT },
 	[DIVE_TEMPERATURE] = { UTF8_DEGREE "F", temperature_data_func, NULL, ALIGN_RIGHT, &visible_cols.temperature },
+	[DIVE_TOTALWEIGHT] = { "lbs", weight_data_func, NULL, ALIGN_RIGHT, &visible_cols.totalweight },
 	[DIVE_CYLINDER] = { "Cyl", NULL, NULL, 0, &visible_cols.cylinder },
 	[DIVE_NITROX] = { "O" UTF8_SUBSCRIPT_2 "%", nitrox_data_func, nitrox_sort_func, 0, &visible_cols.nitrox },
 	[DIVE_SAC] = { "SAC", sac_data_func, NULL, 0, &visible_cols.sac },
@@ -742,6 +779,7 @@ GtkWidget *dive_list_create(void)
 				G_TYPE_INT, 			/* Depth */
 				G_TYPE_INT,			/* Duration */
 				G_TYPE_INT,			/* Temperature */
+				G_TYPE_INT,			/* Total weight */
 				G_TYPE_STRING,			/* Cylinder */
 				G_TYPE_INT,			/* Nitrox */
 				G_TYPE_INT,			/* SAC */
@@ -762,6 +800,7 @@ GtkWidget *dive_list_create(void)
 	dive_list.depth = divelist_column(&dive_list, dl_column + DIVE_DEPTH);
 	dive_list.duration = divelist_column(&dive_list, dl_column + DIVE_DURATION);
 	dive_list.temperature = divelist_column(&dive_list, dl_column + DIVE_TEMPERATURE);
+	dive_list.totalweight = divelist_column(&dive_list, dl_column + DIVE_TOTALWEIGHT);
 	dive_list.cylinder = divelist_column(&dive_list, dl_column + DIVE_CYLINDER);
 	dive_list.nitrox = divelist_column(&dive_list, dl_column + DIVE_NITROX);
 	dive_list.sac = divelist_column(&dive_list, dl_column + DIVE_SAC);