utilisation d'uin background rouge (red) pour

pouvoir utiliser facilement convert (de imagemagick)
afin de remplacer la couleur rouge (red) par la couleur transparente!
ex:
convert -transparent red non-transparent.png transparent.png

2 files changed, 12 insertions, 4 deletions

diff --git a/sandbox/allgradients.pl b/sandbox/allgradients.pl
index b4512c0..98b2c9c 100644
--- a/sandbox/allgradients.pl
+++ b/sandbox/allgradients.pl
@@ -11,6 +11,7 @@ my $defaultfont = '-b&h-lucida-bold-r-normal-*-*-140-*-*-p-*-iso10646-1';
 my $mw = MainWindow->new();
 my $zinc = $mw->Zinc(-width => 700, -height => 300,
 		     -render => 1,
+		     -backcolor => "red", # this will be transparent in the doc
 		     )->pack();
 
 
@@ -26,7 +27,12 @@ $zinc->gname('white|white 30|black:80[25 15', 'path 2');
 $grp = $zinc->add('group', 1);
 $zinc->add('rectangle', $grp, [0, 0, 70, 50],
 	   -filled => 1,
-	   -linewidth => 0,
+	   -fillcolor => 'white',
+	   );
+$zinc->add('rectangle', $grp, [0, 0, 70, 50],
+	   -filled => 1,
+	   -linewidth => 1, # to help making the background transparent with gimp!
+
 	   -fillcolor => 'axial 1',
 	   -tags => ['attrs']);
 $zinc->add('text', $grp,
diff --git a/sandbox/allreliefs.pl b/sandbox/allreliefs.pl
index 939e5ba..2a19151 100644
--- a/sandbox/allreliefs.pl
+++ b/sandbox/allreliefs.pl
@@ -7,10 +7,11 @@ use Tk::Zinc;
 use strict;
 
 my ($grp,, $s, $i);
-my $defaultfont = '-b&h-lucida-bold-r-normal-*-*-140-*-*-p-*-iso10646-1';
+my $defaultfont = '-adobe-helvetica-bold-r-normal-*-100-*-*-*-*-*-*';
 my $mw = MainWindow->new();
 my $zinc = $mw->Zinc(-width => 700, -height => 300,
 		     -render => 1,
+		     -backcolor => "red", # this will be transparent in the doc
 		     )->pack();
 
 
@@ -25,6 +26,7 @@ $zinc->add('rectangle', $grp, [0, 0, 70, 50],
 $zinc->add('text', $grp,
 	   -text => 'raised',
 	   -anchor => 'center',
+	   -font => $defaultfont,
 	   -position => [35, -10],
 	   -tags => ['attrs']);
 $zinc->translate($grp, 20, 30);
@@ -39,11 +41,11 @@ foreach $s (('sunken', 'ridge', 'groove',
 		       -relief => $s);
   $i++;
   if ($i == 5) {
-    $zinc->translate($grp, -3*90, 80);
+    $zinc->translate($grp, -3*100, 80);
     $i = 1;
   }
   else {
-    $zinc->translate($grp, 90, 0);
+    $zinc->translate($grp, 100, 0);
   }
 }