From 6b36f92065f054abd810d956169a87180677d4f7 Mon Sep 17 00:00:00 2001
From: lecoanet
Date: Mon, 18 Feb 2002 16:03:54 +0000
Subject: Passage des couleurs en gradients pour uniformiser

---
 generic/Map.c | 29 +++++++++++++----------------
 1 file changed, 13 insertions(+), 16 deletions(-)

(limited to 'generic/Map.c')

diff --git a/generic/Map.c b/generic/Map.c
index d7aee0a..e7af2ce 100644
--- a/generic/Map.c
+++ b/generic/Map.c
@@ -58,9 +58,8 @@ typedef struct _MapItemStruct {
  
   /* Public data */
   ZnBool	filled;
-  int		alpha;
   Pixmap	fill_pattern;
-  ZnColor	color;
+  ZnGradient	*color;
   ZnFont	text_font;	/* null value -> use zn_map_text_font */
   char		*map_info_name;
   ZnList	symbol_patterns;
@@ -85,9 +84,7 @@ typedef struct _MapItemStruct {
 
 
 static ZnAttrConfig	map_attrs[] = {
-  { ZN_CONFIG_ALPHA, "-alpha", NULL,
-    Tk_Offset(MapItemStruct, alpha), 1, ZN_DRAW_FLAG, False },
-  { ZN_CONFIG_COLOR, "-color", NULL,
+  { ZN_CONFIG_GRADIENT, "-color", NULL,
     Tk_Offset(MapItemStruct, color), 0, ZN_DRAW_FLAG, False },
   { ZN_CONFIG_BOOL, "-composerotation", NULL,
     Tk_Offset(MapItemStruct, header.flags), COMPOSE_ROTATION_BIT,
@@ -209,10 +206,9 @@ Init(Item		item,
   item->part_sensitive = 0;
   item->priority = DEFAULT_MAP_PRIORITY;
   map->filled = False;
-  map->alpha = 100;
   map->fill_pattern = ZnUnspecifiedPattern; 
   map->symbol_patterns = NULL;
-  map->color = ZnGetColorByValue(wi->win, wi->fore_color);
+  map->color = ZnGetGradientByValue(wi->fore_gradient);
   map->text_font = Tk_GetFont(wi->interp, wi->win, Tk_NameOfFont(wi->map_text_font));
   map->map_info_name = "";
   map->map_info = NULL;
@@ -297,7 +293,7 @@ Clone(Item	item)
 				 UpdateMapInfo, (ClientData) map);
   }
   
-  map->color = ZnGetColorByValue(wi->win, map->color);
+  map->color = ZnGetGradientByValue(map->color);
   map->text_font = Tk_GetFont(wi->interp, wi->win, Tk_NameOfFont(map->text_font));
   if (map->fill_pattern != ZnUnspecifiedPattern) {
     map->fill_pattern = Tk_GetBitmap(wi->interp, wi->win,
@@ -333,7 +329,7 @@ Destroy(Item	item)
   MapItem	map = (MapItem) item;
 
   FreeLists(map);
-  ZnFreeColor(map->color);
+  ZnFreeGradient(map->color);
   Tk_FreeFont(map->text_font);
   if (map->fill_pattern != ZnUnspecifiedPattern) {
     Tk_FreeBitmap(item->wi->dpy, map->fill_pattern);
@@ -994,7 +990,7 @@ Draw(Item	item)
 
   map_info = map->map_info;
 
-  values.foreground = ZnPixel(map->color);
+  values.foreground = ZnPixel(ZnGetGradientColor(map->color, 0, NULL));
 
   if (map->filled) {
     if (ZnListSize(map->vectors) || ZnListSize(map->arcs)) {
@@ -1281,15 +1277,15 @@ Render(Item	item)
   unsigned int	i, cnt;
   int		line_width, new_width;
   XColor	*color;
-  unsigned char	alpha;
+  int		alpha;
   
   if (map->map_info == NULL) {
     return;
   }
 
   map_info = map->map_info;
-  color = map->color;
-  alpha = map->alpha*wi->alpha*65535/100;
+  color = ZnGetGradientColor(map->color, 0, &alpha);
+  alpha = ZnComposeAlpha(alpha, wi->alpha);
   glColor4us(color->red, color->green, color->blue, alpha);
   if (map->filled) {
     if (ZnListSize(map->vectors) || ZnListSize(map->arcs)) {
@@ -1455,13 +1451,14 @@ Render(Item	item)
 	  p.x = points[i].x-(w+1.0)/2.0;
 	  p.y = points[i].y-(h+1.0)/2.0;
 	  RenderImage(wi, (ImageBits *) GetBitmapTexture(wi->dpy, sym),
-		      color, alpha, &p);
+		      map->color, &p, True);
 	}
       }
     }
     
     if (wi->map_distance_symbol != ZnUnspecifiedPattern) {
-      ImageBits *im_bits = (ImageBits *) GetBitmapTexture(wi->dpy, wi->map_distance_symbol);
+      ImageBits *im_bits = (ImageBits *) GetBitmapTexture(wi->dpy,
+							  wi->map_distance_symbol);
       int       w, h;
       
       Tk_SizeOfBitmap(wi->dpy, wi->map_distance_symbol, &w, &h);
@@ -1470,7 +1467,7 @@ Render(Item	item)
       for (i = 0; i < cnt; i++, points++) {
 	p.x = points->x-(w+1)/2;
 	p.y = points->y-(h+1)/2;
-	RenderImage(wi, im_bits, color, alpha, &p);
+	RenderImage(wi, im_bits, map->color, &p, True);
       }
     }
   }
-- 
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