Merge

sugar/chat/sketchpad/Sketch.py

@@ -1,25 +1,27 @@
 from SVGdraw import path
 
 class Sketch:
-	def __init__(self):
+	def __init__(self, rgb):
 		self._points = []
+		self._rgb = (float(rgb[0]), float(rgb[1]), float(rgb[2]))
 	
 	def add_point(self, x, y):
-		self._points.append([x, y])
+		self._points.append((x, y))
 		
 	def draw(self, ctx):
 		start = True
-		for [x, y] in self._points:
+		for (x, y) in self._points:
 			if start:
 				ctx.move_to(x, y)
 				start = False
 			else:
 				ctx.line_to(x, y)
+		ctx.set_source_rgb(self._rgb[0], self._rgb[1], self._rgb[2])
 		ctx.stroke()
 	
 	def draw_to_svg(self):
 		i = 0
-		for [x, y] in self._points:
+		for (x, y) in self._points:
 			coords = str(x) + ' ' + str(y) + ' '
 			if i == 0:
 				path_data = 'M ' + coords
@@ -28,4 +30,5 @@ class Sketch:
 			else:
 				path_data += coords
 			i += 1
-		return path(path_data, fill = 'none', stroke = '#000000')
+		color = "#%02X%02X%02X" % (255 * self._rgb[0], 255 * self._rgb[1], 255 * self._rgb[2])
+		return path(path_data, fill = 'none', stroke = color)

sugar/chat/sketchpad/SketchPad.py

@@ -13,6 +13,7 @@ class SketchPad(gtk.DrawingArea):
 		gtk.DrawingArea.__init__(self)
 
 		self._active_sketch = None
+		self._rgb = (0.0, 0.0, 0.0)
 		self._sketches = []
 
 		self.add_events(gtk.gdk.BUTTON_PRESS_MASK |
@@ -23,6 +24,7 @@ class SketchPad(gtk.DrawingArea):
 		self.connect('expose_event', self.expose)
 
 	def expose(self, widget, event):
+		"""Draw the background of the sketchpad."""
 		rect = self.get_allocation()
 		ctx = widget.window.cairo_create()
 		
@@ -38,6 +40,11 @@ class SketchPad(gtk.DrawingArea):
 		
 		return False
 
+	def set_color(self, color):
+		"""Sets the current drawing color of the sketchpad.
+		color agument should be 3-item tuple of rgb values between 0 and 1."""
+		self._rgb = color
+
 	def add_sketch(self, sketch):
 		self._sketches.append(sketch)
 	
@@ -47,7 +54,7 @@ class SketchPad(gtk.DrawingArea):
 		self.window.invalidate_rect(None, False)
 	
 	def __button_press_cb(self, widget, event):
-		self._active_sketch = Sketch()
+		self._active_sketch = Sketch(self._rgb)
 		self.add_sketch(self._active_sketch)
 		self.add_point(event)
 	
@@ -59,6 +66,7 @@ class SketchPad(gtk.DrawingArea):
 		self.add_point(event)
 	
 	def to_svg(self):
+		"""Return a string containing an SVG representation of this sketch."""
 		d = drawing()
 		s = svg()
 		for sketch in self._sketches:

sugar/chat/sketchpad/Toolbox.py

@@ -18,6 +18,9 @@ class ColorButton(gtk.RadioButton):
 		self.add(drawing_area)
 		drawing_area.show()
 
+	def color(self):
+		return self._rgb
+
 	def expose(self, widget, event):
 		rect = widget.get_allocation()
 		ctx = widget.window.cairo_create()
@@ -31,7 +34,9 @@ class ColorButton(gtk.RadioButton):
 class Toolbox(gtk.VBox):
 	__gsignals__ = {
 		'tool-selected': (gobject.SIGNAL_RUN_FIRST, gobject.TYPE_NONE,
-				         ([gobject.TYPE_STRING]))
+						 ([gobject.TYPE_STRING])),
+		'color-selected': (gobject.SIGNAL_RUN_FIRST, gobject.TYPE_NONE,
+						 ([gobject.TYPE_PYOBJECT]))
 	}
 
 	def __init__(self):
@@ -96,4 +101,5 @@ class Toolbox(gtk.VBox):
 		self.emit("tool-selected", tool_id)
 	
 	def __color_clicked_cb(self, button, rgb):
-		pass
+		self.emit("color-selected", button.color())
+