From 8744e8dda39a1aaa4418881d852c17ef07c32fcc Mon Sep 17 00:00:00 2001
From: lecoanet
Date: Wed, 23 Jan 2002 14:28:57 +0000
Subject: Ajoute les attributs -speedvectoralpha, -speedvectormark et
 -speedvectorticks � titre exp�rimental. speevector mark ajoute  une marque
 carr�e ou bout du vv et speedvectorticks troue le vv toute les minutes.

---
 generic/Track.c | 64 ++++++++++++++++++++++++++++++++++++++++++---------------
 1 file changed, 47 insertions(+), 17 deletions(-)

(limited to 'generic/Track.c')

diff --git a/generic/Track.c b/generic/Track.c
index 5e7b425..6b29b82 100644
--- a/generic/Track.c
+++ b/generic/Track.c
@@ -50,9 +50,11 @@ static const char compile_id[]="$Compile: " __FILE__ " " __DATE__ " " __TIME__ "
 #define FILLED_HISTORY_BIT		1 << 1
 #define DOT_MIXED_HISTORY_BIT		1 << 2
 #define CIRCLE_HISTORY_BIT		1 << 3
-#define POLAR_BIT			1 << 5
-#define FROZEN_LABEL_BIT		1 << 6
-#define LAST_AS_FIRST_BIT		1 << 7
+#define SV_MARK_BIT			1 << 4
+#define SV_TICKS_BIT			1 << 5
+#define POLAR_BIT			1 << 6
+#define FROZEN_LABEL_BIT		1 << 7
+#define LAST_AS_FIRST_BIT		1 << 8
 
 #define CURRENT_POSITION	-2
 #define LEADER			-3
@@ -101,6 +103,7 @@ typedef struct _TrackItemStruct {
   LineStyle		connection_style;
   int			connection_width;
   ZnColor		speed_vector_color;	/* s. v. color			*/
+  int			speed_vector_alpha;
   int			visible_history_size;	/* Number of visible positions	*/
   ZnPoint		pos;			/* item world coordinates	*/
   ZnPoint		speed_vector;		/* s. v. slope in world coord	*/
@@ -203,11 +206,17 @@ static ZnAttrConfig	track_attrs[] = {
     Tk_Offset(TrackItemStruct, header.flags), SENSITIVE_BIT, ZN_REPICK_FLAG, False },
   { ZN_CONFIG_POINT, "-speedvector", NULL, Tk_Offset(TrackItemStruct, speed_vector), 0,
     ZN_COORDS_FLAG, False },
+  { ZN_CONFIG_COLOR, "-speedvectoralpha", NULL,
+    Tk_Offset(TrackItemStruct, speed_vector_alpha), 0, ZN_DRAW_FLAG, False },
   { ZN_CONFIG_COLOR, "-speedvectorcolor", NULL,
     Tk_Offset(TrackItemStruct, speed_vector_color), 0, ZN_DRAW_FLAG, False },
+  { ZN_CONFIG_BOOL, "-speedvectormark", NULL,
+    Tk_Offset(TrackItemStruct, flags), SV_MARK_BIT, ZN_COORDS_FLAG, False },
   { ZN_CONFIG_BOOL, "-speedvectorsensitive", NULL,
     Tk_Offset(TrackItemStruct, header.part_sensitive), PART_NUMBER_TO_BIT(SPEED_VECTOR),
     ZN_REPICK_FLAG, False },
+  { ZN_CONFIG_BOOL, "-speedvectorticks", NULL,
+    Tk_Offset(TrackItemStruct, flags), SV_TICKS_BIT, ZN_DRAW_FLAG, False },
   { ZN_CONFIG_DIM, "-speedvectorwidth", NULL,
     Tk_Offset(TrackItemStruct, speed_vector_width), 0, ZN_COORDS_FLAG, False },
   { ZN_CONFIG_PATTERN, "-symbol", NULL,
@@ -363,8 +372,10 @@ Init(Item		item,
   track->marker_style = LINE_SIMPLE;
   track->marker_fill_pattern = ZnUnspecifiedPattern;
   track->speed_vector_color = ZnGetColorByValue(wi->win, wi->fore_color);
+  track->speed_vector_alpha = 100;
   track->history_color = ZnGetColorByValue(wi->win, wi->fore_color);
   CLEAR(track->flags, MARKER_FILLED_BIT);
+  CLEAR(track->flags, SV_MARK_BIT);
   SET(track->flags, FILLED_HISTORY_BIT);
   CLEAR(track->flags, DOT_MIXED_HISTORY_BIT);
   CLEAR(track->flags, CIRCLE_HISTORY_BIT);
@@ -1304,13 +1315,38 @@ Render(Item	item)
    * Draw the speed vector.
    */
   if ((item->class == ZnTrack) && (track->speed_vector_width > 0)) {
+    ZnPoint	mark[2];
+    
     color = track->speed_vector_color;
-    glColor4us(color->red, color->green, color->blue, 65535);
+    glColor4us(color->red, color->green, color->blue,
+	       track->speed_vector_alpha*wi->alpha/100*65535/100);
     glLineWidth(track->speed_vector_width);
+    /*a faire avec des lignes perp dans le stencil */
+    if (ISSET(track->flags, SV_TICKS_BIT)) {
+    }
+    else {
+    }
     glBegin(GL_LINES);
-    glVertex2f(track->dev.x, track->dev.y);
-    glVertex2f(track->speed_vector_dev.x, track->speed_vector_dev.y);
+      glVertex2f(track->dev.x, track->dev.y);
+      glVertex2f(track->speed_vector_dev.x, track->speed_vector_dev.y);
     glEnd();
+    /* afaire avec un point non anti aliasé */
+    if (ISSET(track->flags, SV_MARK_BIT)) {
+       glBegin(GL_QUADS);
+      GetButtPoints(&track->dev, &track->speed_vector_dev, track->speed_vector_width + 3,
+		    True, &mark[0], &mark[1]);
+      glVertex2f(mark[0].x, mark[0].y);
+      glVertex2f(mark[1].x, mark[1].y);
+      GetButtPoints(&track->dev, &track->speed_vector_dev, - (track->speed_vector_width + 3),
+		    True, &mark[0], &mark[1]);
+      glVertex2f(mark[0].x, mark[0].y);
+      glVertex2f(mark[1].x, mark[1].y);    
+      glEnd();
+      /*      glPointSize(track->speed_vector_width + 2);
+      glBegin(GL_POINTS);
+      glVertex2f(track->speed_vector_dev.x, track->speed_vector_dev.y);
+      glEnd();*/
+    }
   }
 
   /*
@@ -1320,17 +1356,11 @@ Render(Item	item)
     points = ZnListArray(track->leader_points);
     num_points = ZnListSize(track->leader_points);
     color = track->leader_color;
-    glColor4us(color->red, color->green, color->blue, 65535);
-    glLineWidth(track->leader_width);
-    glBegin(GL_LINE_STRIP);
-    for (i = 0; i < num_points; i++, points++) {
-      glVertex2f(points->x, points->y);
-    }
-    glEnd();
-    if (track->leader_first_end != NULL) {
-    }
-    if (track->leader_last_end != NULL) {
-    }
+    RenderPolyline(wi,
+		   points, num_points, track->leader_width, False,
+		   track->leader_style, CapRound, JoinRound,
+		   track->leader_first_end, track->leader_last_end,
+		   track->leader_color, 65535);
   }
   
   tmp_str[0] = track->symbol;
-- 
cgit v1.1