diff options
Diffstat (limited to 'sugar/canvas/Grid.py')
-rw-r--r-- | sugar/canvas/Grid.py | 83 |
1 files changed, 0 insertions, 83 deletions
diff --git a/sugar/canvas/Grid.py b/sugar/canvas/Grid.py deleted file mode 100644 index 5a48890..0000000 --- a/sugar/canvas/Grid.py +++ /dev/null @@ -1,83 +0,0 @@ -import gtk -import goocanvas -import cairo - -from sugar.canvas.IconItem import IconItem - -class Grid: - COLS = 80.0 - ROWS = 60.0 - MACRO_CELL_FACTOR = 5.0 - - def get_macro_rows(self): - return Grid.ROWS / Grid.MACRO_CELL_FACTOR - - def get_macro_cols(self): - return Grid.COLS / Grid.MACRO_CELL_FACTOR - - def macro_to_micro(self, x, y): - return [round(x * Grid.MACRO_CELL_FACTOR), - round(y * Grid.MACRO_CELL_FACTOR)] - - def micro_to_macro(self, x, y): - return [round(x / Grid.MACRO_CELL_FACTOR), - round(y / Grid.MACRO_CELL_FACTOR)] - - def convert_from_screen(self, x, y): - factor = Grid.COLS / gtk.gdk.screen_width() - - grid_x = round(x * factor) - grid_y = round(y * factor) - - return [grid_x, grid_y] - - def convert_to_canvas(self, grid_x, grid_y): - scale = 1200 / Grid.COLS - return [grid_x * scale, grid_y * scale] - - def set_constraints(self, component, x, y, width=-1, height=-1): - if isinstance(component, gtk.Window): - self._layout_window(component, x, y, width, height) - elif isinstance(component, goocanvas.Item): - self._layout_item(component, x, y, width, height) - elif isinstance(component, goocanvas.CanvasView): - self._layout_canvas(component, x, y, width, height) - - def _layout_window(self, window, x, y, width, height): - scale = gtk.gdk.screen_width() / Grid.COLS - - window.move(int(x * scale), int(y * scale)) - window.resize(int(width * scale), int(height * scale)) - - def _layout_item(self, item, x, y, width, height): - scale = 1200 / Grid.COLS - - self._allocate_item_position(item, x * scale, y * scale) - if width > 0 and height > 0: - self._allocate_item_size(item, width * scale, height * scale) - - # FIXME We really need layout support in goocanvas - def _allocate_item_size(self, item, width, height): - if isinstance(item, goocanvas.Rect): - item.props.width = width - (item.props.line_width - 1) * 2 - item.props.height = height - (item.props.line_width - 1) * 2 - elif isinstance(item, goocanvas.Text): - item.props.width = width - elif isinstance(item, goocanvas.Image): - item.props.width = width - item.props.height = height - elif isinstance(item, IconItem): - item.props.size = width - - def _allocate_item_position(self, item, x, y): - if isinstance(item, goocanvas.Rect): - x = x + (item.props.line_width - 1) - y = y + (item.props.line_width - 1) - - matrix = cairo.Matrix(1, 0, 0, 1, 0, 0) - matrix.translate(x, y) - item.set_transform(matrix) - - def _layout_canvas(self, canvas, x, y, width, height): - scale = 1200 / Grid.COLS - canvas.set_bounds(x * scale, y * scale, width * scale, height * scale) |