From 0f7e97d1e902972be2b541e5222e807841e6833a Mon Sep 17 00:00:00 2001
From: martin-s <martin-s@ffa7fe5e-494d-0410-b361-a75ebd5db220>
Date: Thu, 17 Mar 2011 13:52:55 +0000
Subject: [PATCH] Add:Core:Make optionally display a label at cursor

git-svn-id: https://navit.svn.sourceforge.net/svnroot/navit/trunk@4357 ffa7fe5e-494d-0410-b361-a75ebd5db220
---
 navit/navit/graphics.c |  5 +++--
 navit/navit/graphics.h |  2 +-
 navit/navit/vehicle.c  | 10 ++++++++--
 3 files changed, 12 insertions(+), 5 deletions(-)

diff --git a/navit/navit/graphics.c b/navit/navit/graphics.c
index 692e85b..ae0e39a 100644
--- a/navit/navit/graphics.c
+++ b/navit/navit/graphics.c
@@ -274,6 +274,7 @@ struct graphics * graphics_overlay_new(struct graphics *parent, struct point *p,
 	pr.lu.y=0;
 	pr.rl.x=w;
 	pr.rl.y=h;
+	this_->font_size=20;
 	graphics_set_rect(this_, &pr);
 	if (!this_->priv) {
 		g_free(this_);
@@ -1853,7 +1854,7 @@ static void xdisplay_draw_elements(struct graphics *gra, struct displaylist *dis
 }
 
 void
-graphics_draw_itemgra(struct graphics *gra, struct itemgra *itm, struct transformation *t)
+graphics_draw_itemgra(struct graphics *gra, struct itemgra *itm, struct transformation *t, char *label)
 {
 	GList *es;
 	struct display_context dc;
@@ -1865,7 +1866,7 @@ graphics_draw_itemgra(struct graphics *gra, struct itemgra *itm, struct transfor
 	di->item.id_hi=0;
 	di->item.id_lo=0;
 	di->item.map=NULL;
-	di->label=NULL;
+	di->label=label;
 	dc.gra=gra;
 	dc.gc=NULL;
 	dc.gc_background=NULL;
diff --git a/navit/navit/graphics.h b/navit/navit/graphics.h
index 2e5ba24..f18b7e3 100644
--- a/navit/navit/graphics.h
+++ b/navit/navit/graphics.h
@@ -175,7 +175,7 @@ int graphics_draw_drag(struct graphics *this_, struct point *p);
 void graphics_background_gc(struct graphics *this_, struct graphics_gc *gc);
 void graphics_draw_text_std(struct graphics *this_, int text_size, char *text, struct point *p);
 char *graphics_icon_path(char *icon);
-void graphics_draw_itemgra(struct graphics *gra, struct itemgra *itm, struct transformation *t);
+void graphics_draw_itemgra(struct graphics *gra, struct itemgra *itm, struct transformation *t, char *label);
 void graphics_displaylist_draw(struct graphics *gra, struct displaylist *displaylist, struct transformation *trans, struct layout *l, int flags);
 void graphics_draw(struct graphics *gra, struct displaylist *displaylist, struct mapset *mapset, struct transformation *trans, struct layout *l, int async, struct callback *cb, int flags);
 int graphics_draw_cancel(struct graphics *gra, struct displaylist *displaylist);
diff --git a/navit/navit/vehicle.c b/navit/navit/vehicle.c
index bec635e..6245eaa 100644
--- a/navit/navit/vehicle.c
+++ b/navit/navit/vehicle.c
@@ -379,12 +379,18 @@ vehicle_draw_do(struct vehicle *this_, int lazy)
 	int angle=this_->angle;
 	int sequence=this_->sequence;
 	struct attr **attr;
+	char *label=NULL;
 	int match=0;
 
 	if (!this_->cursor || !this_->cursor->attrs || !this_->gra)
 		return;
 
-
+	attr=this_->attrs;
+	while (attr && *attr) {
+		if ((*attr)->type == attr_name) 
+			label=(*attr)->u.str;
+		attr++;
+	}
 	transform_set_yaw(this_->trans, -this_->angle);
 	graphics_draw_mode(this_->gra, draw_mode_begin);
 	p.x=0;
@@ -398,7 +404,7 @@ vehicle_draw_do(struct vehicle *this_, int lazy)
 			if (speed >= itm->speed_range.min && speed <= itm->speed_range.max &&  
 			    angle >= itm->angle_range.min && angle <= itm->angle_range.max &&  
 			    sequence >= itm->sequence_range.min && sequence <= itm->sequence_range.max) {
-				graphics_draw_itemgra(this_->gra, itm, this_->trans);
+				graphics_draw_itemgra(this_->gra, itm, this_->trans, label);
 			}
 			if (sequence < itm->sequence_range.max)
 				match=1;
-- 
2.7.4