diff options
author | Tomeu Vizoso <tomeu@sugarlabs.org> | 2009-01-24 15:16:00 (GMT) |
---|---|---|
committer | Tomeu Vizoso <tomeu@sugarlabs.org> | 2009-01-24 15:16:00 (GMT) |
commit | 9ee11dda200e1ae317d7ec9b919692f41fd39c52 (patch) | |
tree | fddff93c5811389844da28795464e75aa11bf7a8 /view.py | |
parent | 260db3c330c3ef988e54987a12a064e2ed2e7bf3 (diff) |
Move ThoughtView to its own module, it's going to grow soon
Diffstat (limited to 'view.py')
-rw-r--r-- | view.py | 127 |
1 files changed, 2 insertions, 125 deletions
@@ -23,7 +23,8 @@ import gtk # We'd rather not depend on sugar in this class from sugar.graphics import style -from canvas import Canvas, CanvasElement +from canvas import Canvas +from thoughtview import ThoughtView class MindMapView(Canvas): @@ -139,127 +140,3 @@ class MindMapView(Canvas): return thought_view return None -class ThoughtView(CanvasElement): - - _PADDING = style.zoom(15) - _LINE_WIDTH = style.zoom(2) - - def __init__(self, thought_id, name, x, y, color): - CanvasElement.__init__(self) - - logging.debug('ThoughtView %r %r' % (thought_id, name)) - - self.id = thought_id - self.name = name - self.x = x - self.y = y - self.color = color - - self._last_width = -1 - self._last_height = -1 - self._dragging = False - self._selected = False - - def set_dragging(self, dragging): - if self._dragging != dragging: - self._dragging = dragging - self.invalidate() - - def get_dragging(self): - return self._dragging - - dragging = property(get_dragging, set_dragging) - - def set_selected(self, selected): - if self._selected != selected: - self._selected = selected - self.invalidate() - - selected = property(None, set_selected) - - def _get_name_layout(self, context=None): - if context is None: - visual = gtk.gdk.screen_get_default().get_system_visual() - pixmap = gtk.gdk.Pixmap(None, 1, 1, visual.depth) - context = pixmap.cairo_create() - - if self.name is None or not self.name: - name = _('Unnamed') - else: - name = self.name - - layout = context.create_layout() - layout.set_text(name) - - return layout - - def draw(self, context): - self._draw_background(context) - width, height = self._draw_text(context) - self._draw_bounding_box(context, width, height) - - self._last_width = width - self._last_height = height - - CanvasElement.draw(self, context) - - def _draw_background(self, context): - if self.color is None or not self.color: - color = style.Color('#FFFFFF') - else: - color = style.Color(self.color) - - r, g, b, a = color.get_rgba() - context.save() - context.set_source_rgb(r, g, b) - context.paint() - context.restore() - - def _draw_text(self, context): - context.save() - - context.set_source_rgb(0.0, 0.0, 0.0) - - layout = self._get_name_layout(context) - - width, height = layout.get_pixel_size() - width += self._PADDING * 2 - height += self._PADDING * 2 - - x = self.x + self._PADDING - y = self.y + self._PADDING - context.translate(x, y) - context.show_layout(layout) - context.restore() - - return width, height - - def _draw_bounding_box(self, context, width, height): - context.save() - - if self._selected or self._dragging: - context.set_source_rgb(0.6, 0.6, 0.6) - context.set_line_width(self._LINE_WIDTH * 2) - else: - context.set_source_rgb(0, 0, 0) - context.set_line_width(self._LINE_WIDTH) - - x = self.x + self._LINE_WIDTH / 2 - y = self.y + self._LINE_WIDTH / 2 - rect_width = width - self._LINE_WIDTH - rect_height = height - self._LINE_WIDTH - - context.rectangle(x, y, rect_width, rect_height) - context.stroke() - context.restore() - - def get_rect(self): - if -1 in (self._last_width, self._last_height): - layout = self._get_name_layout() - width, height = layout.get_pixel_size() - self._last_width = width + self._PADDING * 2 - self._last_height = height + self._PADDING * 2 - - return gtk.gdk.Rectangle(self.x, self.y, - self._last_width, self._last_height) - |