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/Rectangle.c | 36 +++++++++++++++---------------------
 1 file changed, 15 insertions(+), 21 deletions(-)

(limited to 'generic/Rectangle.c')

diff --git a/generic/Rectangle.c b/generic/Rectangle.c
index a340a45..8d083a3 100644
--- a/generic/Rectangle.c
+++ b/generic/Rectangle.c
@@ -65,11 +65,10 @@ typedef struct _RectangleItemStruct {
   ReliefStyle	relief;
   LineStyle	line_style;
   ZnDim		line_width;
-  ZnColor	line_color;
+  ZnGradient	*line_color;
   Pixmap	fill_pattern;
   Pixmap	line_pattern;
   ZnGradient	*fill_color;
-  int		line_alpha;
   char		*tile_name;
   
   /* Private data */
@@ -94,9 +93,7 @@ static ZnAttrConfig	rect_attrs[] = {
     Tk_Offset(RectangleItemStruct, flags), FILLED_BIT, ZN_COORDS_FLAG, False },
   { ZN_CONFIG_PATTERN, "-fillpattern", NULL,
     Tk_Offset(RectangleItemStruct, fill_pattern), 0, ZN_DRAW_FLAG, False },
-  { ZN_CONFIG_ALPHA, "-linealpha", NULL,
-    Tk_Offset(RectangleItemStruct, line_alpha), 0, ZN_DRAW_FLAG, False },
-  { ZN_CONFIG_COLOR, "-linecolor", NULL,
+  { ZN_CONFIG_GRADIENT, "-linecolor", NULL,
     Tk_Offset(RectangleItemStruct, line_color), 0,
     ZN_DRAW_FLAG, False },
   { ZN_CONFIG_PATTERN, "-linepattern", NULL,
@@ -200,10 +197,8 @@ Init(Item		item,
   rect->tile_name = "";
   rect->tile = ZnUnspecifiedImage;
   rect->fill_pattern = ZnUnspecifiedPattern;
-  rect->line_color = ZnGetColorByValue(wi->win, wi->fore_color);
-  rect->line_alpha = 100;
-  rect->fill_color = ZnGetGradient(wi->interp, wi->win,
-				   ZnNameOfColor(wi->fore_color));
+  rect->line_color = ZnGetGradientByValue(wi->fore_gradient);
+  rect->fill_color = ZnGetGradientByValue(wi->fore_gradient);
   
   return ZN_OK;
 }
@@ -242,7 +237,7 @@ Clone(Item	item)
     rect->fill_pattern = Tk_GetBitmap(wi->interp, wi->win,
 				      Tk_NameOfBitmap(wi->dpy, rect->fill_pattern));
   }
-  rect->line_color = ZnGetColorByValue(wi->win, rect->line_color);
+  rect->line_color = ZnGetGradientByValue(rect->line_color);
   rect->fill_color = ZnGetGradientByValue(rect->fill_color);
 }
 
@@ -280,7 +275,7 @@ Destroy(Item	item)
     ZnFree(rect->grad_geo);
   }
   ZnFreeGradient(rect->fill_color);
-  ZnFreeColor(rect->line_color);
+  ZnFreeGradient(rect->line_color);
 }
 
 
@@ -310,8 +305,7 @@ Configure(Item		item,
   }
   if ((rect->relief != RELIEF_FLAT) && !rect->gradient) {
     rect->gradient = ZnGetReliefGradient(wi->interp, wi->win,
-					 ZnNameOfColor(ZnGetGradientColor(wi->win,
-									  rect->fill_color,
+					 ZnNameOfColor(ZnGetGradientColor(rect->fill_color,
 									  50.0,
 									  NULL)));
     if (rect->gradient == NULL) {
@@ -559,7 +553,7 @@ Draw(Item	item)
    * Fill if requested.
    */
   if (ISSET(rect->flags, FILLED_BIT)) {
-    values.foreground = ZnPixel(ZnGetGradientColor(wi->win, rect->fill_color, 0.0, NULL));
+    values.foreground = ZnPixel(ZnGetGradientColor(rect->fill_color, 0.0, NULL));
     if (rect->tile != ZnUnspecifiedImage) { /* Fill tiled */
       Pixmap pmap = GetImagePixmap(wi->win, rect->tile_name, rect->tile, NULL);
       values.fill_style = FillTiled;
@@ -624,7 +618,7 @@ Draw(Item	item)
     else {
       SetLineStyle(wi, rect->line_style);
       gc_mask = GCFillStyle|GCLineWidth|GCForeground|GCJoinStyle;
-      values.foreground = ZnPixel(rect->line_color);
+      values.foreground = ZnPixel(ZnGetGradientColor(rect->line_color, 0, NULL));
       values.line_width = (rect->line_width == 1) ? 0 : rect->line_width;
       values.join_style = JoinMiter;
       if (ISCLEAR(rect->flags, ALIGNED_BIT)) {
@@ -709,8 +703,8 @@ Render(Item	item)
 	  glEnable(GL_POLYGON_STIPPLE);
 	  glPolygonStipple(GetBitmapMask(wi->dpy, rect->fill_pattern)->pixels);
 	}
-	color = ZnGetGradientColor(wi->win, rect->fill_color, 0.0, &alpha);
-	alpha = (alpha*wi->alpha/100)*65535/100;
+	color = ZnGetGradientColor(rect->fill_color, 0.0, &alpha);
+	alpha = ZnComposeAlpha(alpha, wi->alpha);
 	glColor4us(color->red, color->green, color->blue, alpha);
 	RectRenderCB(rect);
 	glDisable(GL_POLYGON_STIPPLE);
@@ -719,6 +713,8 @@ Render(Item	item)
   }
   
   if (rect->line_width) {
+    color = ZnGetGradientColor(rect->line_color, 0, &alpha);
+    alpha = ZnComposeAlpha(alpha, wi->alpha);
     if (rect->relief != RELIEF_FLAT) {
       ZnPoint p[5];
       for (i = 0; i < 4; i++) {
@@ -727,11 +723,9 @@ Render(Item	item)
       }
       p[0] = p[4];
       RenderPolygonRelief(wi, rect->relief, rect->gradient,
-			  rect->line_alpha, 0, p, 5, rect->line_width);
+			  alpha, 0, p, 5, rect->line_width);
     }
     else {
-      color = rect->line_color;
-      alpha = rect->line_alpha*wi->alpha/100*65535/100;
       if ((rect->line_width <= wi->max_line_width) &&
 	  (rect->line_width <= wi->max_point_width)) {
 	glColor4us(color->red, color->green, color->blue, alpha);
@@ -747,7 +741,7 @@ Render(Item	item)
 	RenderPolyline(wi,
 		       rect->dev, 4, rect->line_width, True,
 		       rect->line_style, CapButt, JoinMiter,
-		       NULL, NULL, color, alpha);
+		       NULL, NULL, rect->line_color);
       }
     }
   }
-- 
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