diff options
| -rw-r--r-- | grc/gui/Block.py | 21 | ||||
| -rw-r--r-- | grc/gui/Param.py | 10 | ||||
| -rw-r--r-- | grc/gui/Port.py | 13 | ||||
| -rw-r--r-- | grc/gui/Utils.py | 23 |
4 files changed, 45 insertions, 22 deletions
diff --git a/grc/gui/Block.py b/grc/gui/Block.py index 8c65bf06f..27143e070 100644 --- a/grc/gui/Block.py +++ b/grc/gui/Block.py @@ -29,6 +29,7 @@ from Constants import \ import pygtk pygtk.require('2.0') import gtk +import pango BLOCK_MARKUP_TMPL="""\ #set $foreground = $block.is_valid() and 'black' or 'red' @@ -130,8 +131,11 @@ class Block(Element): layout.set_markup(Utils.parse_template(BLOCK_MARKUP_TMPL, block=self)) self.label_width, self.label_height = layout.get_pixel_size() #display the params - for param in filter(lambda p: p.get_hide() not in ('all', 'part'), self.get_params()): - layout = param.get_layout() + markups = [param.get_markup() for param in self.get_params() if param.get_hide() not in ('all', 'part')] + if markups: + layout = gtk.DrawingArea().create_pango_layout('') + layout.set_spacing(LABEL_SEPARATION*pango.SCALE) + layout.set_markup('\n'.join(markups)) layouts.append(layout) w,h = layout.get_pixel_size() self.label_width = max(w, self.label_width) @@ -151,12 +155,11 @@ class Block(Element): else: w_off = 0 pixmap.draw_layout(gc, w_off, h_off, layout) h_off = h + h_off + LABEL_SEPARATION - #create vertical and horizontal images - self.horizontal_label = image = pixmap.get_image(0, 0, width, height) + #create vertical and horizontal pixmaps + self.horizontal_label = pixmap if self.is_vertical(): - self.vertical_label = vimage = gtk.gdk.Image(gtk.gdk.IMAGE_NORMAL, pixmap.get_visual(), height, width) - for i in range(width): - for j in range(height): vimage.put_pixel(j, width-i-1, image.get_pixel(i, j)) + self.vertical_label = self.get_parent().new_pixmap(height, width) + Utils.rotate_pixmap(gc, self.horizontal_label, self.vertical_label) #calculate width and height needed self.W = self.label_width + 2*BLOCK_LABEL_PADDING self.H = max(*( @@ -179,9 +182,9 @@ class Block(Element): ) #draw label image if self.is_horizontal(): - window.draw_image(gc, self.horizontal_label, 0, 0, x+BLOCK_LABEL_PADDING, y+(self.H-self.label_height)/2, -1, -1) + window.draw_drawable(gc, self.horizontal_label, 0, 0, x+BLOCK_LABEL_PADDING, y+(self.H-self.label_height)/2, -1, -1) elif self.is_vertical(): - window.draw_image(gc, self.vertical_label, 0, 0, x+(self.H-self.label_height)/2, y+BLOCK_LABEL_PADDING, -1, -1) + window.draw_drawable(gc, self.vertical_label, 0, 0, x+(self.H-self.label_height)/2, y+BLOCK_LABEL_PADDING, -1, -1) #draw ports for port in self.get_ports(): port.draw(gc, window) diff --git a/grc/gui/Param.py b/grc/gui/Param.py index cb8bfdc52..b3018dab2 100644 --- a/grc/gui/Param.py +++ b/grc/gui/Param.py @@ -165,11 +165,9 @@ class Param(Element): if self.get_options(): return EnumEntryParam(self, *args, **kwargs) return EntryParam(self, *args, **kwargs) - def get_layout(self): + def get_markup(self): """ - Create a layout based on the current markup. - @return the pango layout + Get the markup for this param. + @return a pango markup string """ - layout = gtk.DrawingArea().create_pango_layout('') - layout.set_markup(Utils.parse_template(PARAM_MARKUP_TMPL, param=self)) - return layout + return Utils.parse_template(PARAM_MARKUP_TMPL, param=self) diff --git a/grc/gui/Port.py b/grc/gui/Port.py index 6763f6cbd..2896d04c1 100644 --- a/grc/gui/Port.py +++ b/grc/gui/Port.py @@ -97,12 +97,11 @@ class Port(Element): gc.set_foreground(self._bg_color) pixmap.draw_rectangle(gc, True, 0, 0, self.w, self.h) pixmap.draw_layout(gc, 0, 0, layout) - #create the images - self.horizontal_label = image = pixmap.get_image(0, 0, self.w, self.h) + #create vertical and horizontal pixmaps + self.horizontal_label = pixmap if self.is_vertical(): - self.vertical_label = vimage = gtk.gdk.Image(gtk.gdk.IMAGE_NORMAL, pixmap.get_visual(), self.h, self.w) - for i in range(self.w): - for j in range(self.h): vimage.put_pixel(j, self.w-i-1, image.get_pixel(i, j)) + self.vertical_label = self.get_parent().get_parent().new_pixmap(self.h, self.w) + Utils.rotate_pixmap(gc, self.horizontal_label, self.vertical_label) def draw(self, gc, window): """ @@ -117,9 +116,9 @@ class Port(Element): X,Y = self.get_coordinate() (x,y),(w,h) = self._areas_list[0] #use the first area's sizes to place the labels if self.is_horizontal(): - window.draw_image(gc, self.horizontal_label, 0, 0, x+X+(self.W-self.w)/2, y+Y+(self.H-self.h)/2, -1, -1) + window.draw_drawable(gc, self.horizontal_label, 0, 0, x+X+(self.W-self.w)/2, y+Y+(self.H-self.h)/2, -1, -1) elif self.is_vertical(): - window.draw_image(gc, self.vertical_label, 0, 0, x+X+(self.H-self.h)/2, y+Y+(self.W-self.w)/2, -1, -1) + window.draw_drawable(gc, self.vertical_label, 0, 0, x+X+(self.H-self.h)/2, y+Y+(self.W-self.w)/2, -1, -1) def get_connector_coordinate(self): """ diff --git a/grc/gui/Utils.py b/grc/gui/Utils.py index 83036a4b8..b5489d56e 100644 --- a/grc/gui/Utils.py +++ b/grc/gui/Utils.py @@ -19,8 +19,31 @@ Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA from Constants import POSSIBLE_ROTATIONS from Cheetah.Template import Template +import pygtk +pygtk.require('2.0') +import gtk import gobject +def rotate_pixmap(gc, src_pixmap, dst_pixmap, angle=gtk.gdk.PIXBUF_ROTATE_COUNTERCLOCKWISE): + """ + Load the destination pixmap with a rotated version of the source pixmap. + The source pixmap will be loaded into a pixbuf, rotated, and drawn to the destination pixmap. + The pixbuf is a client-side drawable, where a pixmap is a server-side drawable. + @param gc the graphics context + @param src_pixmap the source pixmap + @param dst_pixmap the destination pixmap + @param angle the angle to rotate by + """ + width, height = src_pixmap.get_size() + pixbuf = gtk.gdk.Pixbuf( + colorspace=gtk.gdk.COLORSPACE_RGB, + has_alpha=False, bits_per_sample=8, + width=width, height=height, + ) + pixbuf.get_from_drawable(src_pixmap, src_pixmap.get_colormap(), 0, 0, 0, 0, -1, -1) + pixbuf = pixbuf.rotate_simple(angle) + dst_pixmap.draw_pixbuf(gc, pixbuf, 0, 0, 0, 0) + def get_rotated_coordinate(coor, rotation): """ Rotate the coordinate by the given rotation. |