From e9f2c6333c2927bd5116f0b913fe9a68e3c0df6f Mon Sep 17 00:00:00 2001
From: Manuel Quiñones <manuel.por.aca@gmail.com>
Date: Mon, 18 Apr 2011 15:15:29 +0000
Subject: Basic stamp

---
diff --git a/Desenho.py b/Desenho.py
index cb0a11e..dea4089 100644
--- a/Desenho.py
+++ b/Desenho.py
@@ -141,7 +141,7 @@ class Desenho:
         widget.desenha = False
         # TODO, this is a fake, not stamping at the moment:
         size = 40
-        self._trace(widget, widget.gc_brush, coords, last, size, 'square')
+        self._trace(widget, widget.gc_brush, coords, last, size, 'stamp')
 
     def rainbow(self, widget, coords, last, color, size=5, shape='circle'):
         """Paint with rainbow.
@@ -176,7 +176,7 @@ class Desenho:
         self._trace(widget, widget.gc_rainbow, coords, last, size, shape)
 
     def _trace(self, widget, gc, coords, last, size, shape):
-        if(shape == 'circle'):
+        if shape == 'circle':
             widget.pixmap.draw_arc(gc, True,
                 coords[0] - size / 2, coords[1] - size / 2,
                 size, size, 0, 360 * 64)
@@ -187,7 +187,8 @@ class Desenho:
                     last[0], last[1], coords[0], coords[1])
                 gc.set_line_attributes(0, gtk.gdk.LINE_SOLID,
                     gtk.gdk.CAP_ROUND, gtk.gdk.JOIN_ROUND)
-        if(shape == 'square'):
+        
+        elif shape == 'square':
             widget.pixmap.draw_rectangle(gc, True,
                 coords[0] - size / 2, coords[1] - size / 2, size, size)
             if last:
@@ -201,7 +202,27 @@ class Desenho:
                     (coords[0] - size / 2, coords[1] + size / 2),
                     (last[0] - size / 2, last[1] + size / 2)]
                 widget.pixmap.draw_polygon(gc, True, points)
-
+        
+        elif shape == 'stamp':
+            if widget.is_selected():
+                # Change stamp, get it from selection:
+                size = widget.pixmap_sel.get_size()
+                self.pixbuf_stamp = gtk.gdk.Pixbuf(gtk.gdk.COLORSPACE_RGB, False,
+                    8, size[0], size[1])
+                self.pixbuf_stamp.get_from_drawable(widget.pixmap_sel,
+                    gtk.gdk.colormap_get_system(), 0, 0, 0, 0, size[0], size[1])
+            
+            try:
+                self.pixbuf_stamp
+            except:
+                pass
+            else:
+                width = self.pixbuf_stamp.get_width()
+                height = self.pixbuf_stamp.get_height()
+                # TODO resize stamp to fit brush size
+                widget.pixmap.draw_pixbuf(gc, self.pixbuf_stamp,
+                    0, 0, coords[0] - width / 2, coords[1] - height / 2, width, height)
+        
         if last:
             x = min(coords[0], last[0])
             width = max(coords[0], last[0]) - x
--
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