Exemplo n.º 1
0
    def _create_layout(source_key, color_scheme, lines, ncolumns):
        context = source_key.context
        frame_width = LayoutBuilderKeySequence._calc_frame_width(context)

        nrows = len(lines)
        spacing = (1, 1)

        # calc canvas size
        rect = source_key.get_canvas_border_rect()
        layout_canvas_rect = Rect(
            frame_width, frame_width,
            rect.w * ncolumns + spacing[0] * (ncolumns - 1),
            rect.h * nrows + spacing[1] * (nrows - 1))

        # subdive into logical rectangles for the keys
        layout_rect = context.canvas_to_log_rect(layout_canvas_rect)
        key_rects = layout_rect.subdivide(ncolumns, nrows, *spacing)

        # create keys, slots for empty labels are skipped
        keys = []
        for i, line in enumerate(lines):
            for j, item in enumerate(line):
                slot = i * ncolumns + j
                if item:
                    # control item?
                    key = item
                    key.set_border_rect(key_rects[slot])
                    key.group = "alternatives"
                    key.color_scheme = color_scheme
                    keys.append(key)

        item = LayoutPanel()
        item.border = 0
        item.set_items(keys)
        layout = LayoutRoot(item)

        layout.fit_inside_canvas(layout_canvas_rect)

        return layout, frame_width
Exemplo n.º 2
0
    def _create_layout(source_key, color_scheme, lines, ncolumns):
        context = source_key.context
        frame_width = LayoutBuilderKeySequence._calc_frame_width(context)

        nrows = len(lines)
        spacing = (1, 1)

        # calc canvas size
        rect = source_key.get_canvas_border_rect()
        layout_canvas_rect = Rect(frame_width, frame_width,
                              rect.w * ncolumns + spacing[0] * (ncolumns - 1),
                              rect.h * nrows + spacing[1] * (nrows - 1))

        # subdive into logical rectangles for the keys
        layout_rect = context.canvas_to_log_rect(layout_canvas_rect)
        key_rects = layout_rect.subdivide(ncolumns, nrows, *spacing)

        # create keys, slots for empty labels are skipped
        keys = []
        for i, line in enumerate(lines):
            for j, item in enumerate(line):
                slot = i * ncolumns + j
                if item:
                    # control item?
                    key = item
                    key.set_border_rect(key_rects[slot])
                    key.group = "alternatives"
                    key.color_scheme = color_scheme
                    keys.append(key)

        item = LayoutPanel()
        item.border  = 0
        item.set_items(keys)
        layout = LayoutRoot(item)

        layout.fit_inside_canvas(layout_canvas_rect)

        return layout, frame_width
Exemplo n.º 3
0
    def _load_layout(self, layout_filename, parent_item=None):
        self._svg_cache = {}
        layout = None

        try:
            f = open_utf8(layout_filename)
        except FileNotFoundError as ex:
            _logger.warning("Failed to open '{}': {}".format(
                layout_filename, unicode_str(ex)))
            return None

        # make sure unlink is called
        with minidom.parse(f).documentElement as dom:

            # check layout format, no format version means legacy layout
            format = self.LAYOUT_FORMAT_LEGACY
            if dom.hasAttribute("format"):
                format = Version.from_string(dom.attributes["format"].value)
            self._format = format

            root = LayoutPanel()  # root, representing the 'keyboard' tag
            root.set_id("__root__")  # id for debug prints

            # Init included root with the parent item's svg filename.
            # -> Allows to skip specifying svg filenames in includes.
            if parent_item:
                root.filename = parent_item.filename

            if format >= self.LAYOUT_FORMAT_LAYOUT_TREE:
                self._parse_dom_node(dom, root)
                layout = root
            else:
                _logger.warning(
                    _format(
                        "Loading legacy layout, format '{}'. "
                        "Please consider upgrading to current format '{}'",
                        format, self.LAYOUT_FORMAT))
                items = self._parse_legacy_layout(dom)
                if items:
                    root.set_items(items)
                    layout = root

        f.close()

        self._svg_cache = {}  # Free the memory
        return layout
Exemplo n.º 4
0
    def _load_layout(self, layout_filename, parent_item = None):
        self._svg_cache = {}
        layout = None

        f = open_utf8(layout_filename)

        # make sure unlink is called
        with minidom.parse(f).documentElement as dom:

            # check layout format, no format version means legacy layout
            format = self.LAYOUT_FORMAT_LEGACY
            if dom.hasAttribute("format"):
               format = Version.from_string(dom.attributes["format"].value)
            self._format = format

            root = LayoutPanel() # root, representing the 'keyboard' tag
            root.set_id("__root__") # id for debug prints

            # Init included root with the parent item's svg filename.
            # -> Allows to skip specifying svg filenames in includes.
            if parent_item:
                root.filename = parent_item.filename

            if format >= self.LAYOUT_FORMAT_LAYOUT_TREE:
                self._parse_dom_node(dom, root)
                layout = root
            else:
                _logger.warning(_format("Loading legacy layout, format '{}'. "
                            "Please consider upgrading to current format '{}'",
                            format, self.LAYOUT_FORMAT))
                items = self._parse_legacy_layout(dom)
                if items:
                    root.set_items(items)
                    layout = root

        f.close()

        self._svg_cache = {} # Free the memory
        return layout
Exemplo n.º 5
0
    def _parse_legacy_layout(self, dom_node):

        # parse panes
        panes = []
        is_scan = False
        for i, pane_node in enumerate(dom_node.getElementsByTagName("pane")):
            item = LayoutPanel()
            item.layer_id = "layer {}".format(i)

            item.id       = pane_node.attributes["id"].value
            item.filename = pane_node.attributes["filename"].value

            # parse keys
            keys = []
            for node in pane_node.getElementsByTagName("key"):
                key = self._parse_key(node, item)                
                if key:
                    # some keys have changed since Onboard 0.95
                    if key.id == "middleClick":
                        key.set_id("middleclick")
                        key.action_type = KeyCommon.BUTTON_ACTION
                    if key.id == "secondaryClick":
                        key.set_id("secondaryclick")
                        key.action_type = KeyCommon.BUTTON_ACTION
                        
                    keys.append(key)
                    
            item.set_items(keys)

            # check for scan columns
            if pane_node.getElementsByTagName("column"):
                is_scan = True

            panes.append(item)

        layer_area = LayoutPanel()
        layer_area.id = "layer_area"
        layer_area.set_items(panes)

        # find the most frequent key width
        histogram = {}
        for key in layer_area.iter_keys():
            w = key.get_border_rect().w
            histogram[w] = histogram.get(w, 0) + 1
        most_frequent_width = max(list(zip(list(histogram.values()), list(histogram.keys()))))[1] \
                              if histogram else 18

        # Legacy onboard had automatic tab-keys for pane switching.
        # Simulate this by generating layer buttons from scratch.
        keys = []
        group = "__layer_buttons__"
        widen = 1.4 if not is_scan else 1.0
        rect = Rect(0, 0, most_frequent_width * widen, 20)

        key = RectKey()
        attributes = {}
        attributes["id"]     = "hide"
        attributes["group"]  = group
        attributes["image"]  = "close.svg"
        attributes["button"] = "true"
        attributes["scannable"] = "false"
        self._init_key(key, attributes)
        key.set_border_rect(rect.copy())
        keys.append(key)

        key = RectKey()
        attributes = {}
        attributes["id"]     = "move"
        attributes["group"]  = group
        attributes["image"]  = "move.svg"
        attributes["button"] = "true"
        attributes["scannable"] = "false"
        self._init_key(key, attributes)
        key.set_border_rect(rect.copy())
        keys.append(key)

        if len(panes) > 1:
            for i, pane in enumerate(panes):
                key = RectKey()
                attributes = {}
                attributes["id"]     = "layer{}".format(i)
                attributes["group"]  = group
                attributes["label"]  = pane.id
                attributes["button"] = "true"
                self._init_key(key, attributes)
                key.set_border_rect(rect.copy())
                keys.append(key)

        layer_switch_column = LayoutBox()
        layer_switch_column.horizontal = False
        layer_switch_column.set_items(keys)

        layout = LayoutBox()
        layout.border = 1
        layout.spacing = 2
        layout.set_items([layer_area, layer_switch_column])

        return [layout]
Exemplo n.º 6
0
    def _parse_legacy_layout(self, dom_node):

        # parse panes
        panes = []
        is_scan = False
        for i, pane_node in enumerate(dom_node.getElementsByTagName("pane")):
            item = LayoutPanel()
            item.layer_id = "layer {}".format(i)

            item.id = pane_node.attributes["id"].value
            item.filename = pane_node.attributes["filename"].value

            # parse keys
            keys = []
            for node in pane_node.getElementsByTagName("key"):
                key = self._parse_key(node, item)
                if key:
                    # some keys have changed since Onboard 0.95
                    if key.id == "middleClick":
                        key.set_id("middleclick")
                        key.type = KeyCommon.BUTTON_TYPE
                    if key.id == "secondaryClick":
                        key.set_id("secondaryclick")
                        key.type = KeyCommon.BUTTON_TYPE

                    keys.append(key)

            item.set_items(keys)

            # check for scan columns
            if pane_node.getElementsByTagName("column"):
                is_scan = True

            panes.append(item)

        layer_area = LayoutPanel()
        layer_area.id = "layer_area"
        layer_area.set_items(panes)

        # find the most frequent key width
        histogram = {}
        for key in layer_area.iter_keys():
            w = key.get_border_rect().w
            histogram[w] = histogram.get(w, 0) + 1
        most_frequent_width = max(list(zip(list(histogram.values()), list(histogram.keys()))))[1] \
                              if histogram else 18

        # Legacy onboard had automatic tab-keys for pane switching.
        # Simulate this by generating layer buttons from scratch.
        keys = []
        group = "__layer_buttons__"
        widen = 1.4 if not is_scan else 1.0
        rect = Rect(0, 0, most_frequent_width * widen, 20)

        key = RectKey()
        attributes = {}
        attributes["id"] = "hide"
        attributes["group"] = group
        attributes["image"] = "close.svg"
        attributes["button"] = "true"
        attributes["scannable"] = "false"
        self._init_key(key, attributes)
        key.set_border_rect(rect.copy())
        keys.append(key)

        key = RectKey()
        attributes = {}
        attributes["id"] = "move"
        attributes["group"] = group
        attributes["image"] = "move.svg"
        attributes["button"] = "true"
        attributes["scannable"] = "false"
        self._init_key(key, attributes)
        key.set_border_rect(rect.copy())
        keys.append(key)

        if len(panes) > 1:
            for i, pane in enumerate(panes):
                key = RectKey()
                attributes = {}
                attributes["id"] = "layer{}".format(i)
                attributes["group"] = group
                attributes["label"] = pane.id
                attributes["button"] = "true"
                self._init_key(key, attributes)
                key.set_border_rect(rect.copy())
                keys.append(key)

        layer_switch_column = LayoutBox()
        layer_switch_column.horizontal = False
        layer_switch_column.set_items(keys)

        layout = LayoutBox()
        layout.border = 1
        layout.spacing = 2
        layout.set_items([layer_area, layer_switch_column])

        return [layout]