本文整理汇总了Python中svgitem.SvgItem方法的典型用法代码示例。如果您正苦于以下问题：Python svgitem.SvgItem方法的具体用法？Python svgitem.SvgItem怎么用？Python svgitem.SvgItem使用的例子？那么, 这里精选的方法代码示例或许可以为您提供帮助。您也可以进一步了解该方法所在类svgitem的用法示例。
在下文中一共展示了svgitem.SvgItem方法的2个代码示例，这些例子默认根据受欢迎程度排序。您可以为喜欢或者感觉有用的代码点赞，您的评价将有助于系统推荐出更棒的Python代码示例。
示例1: set_svg_icon
# 需要导入模块: import svgitem [as 别名]
# 或者: from svgitem import SvgItem [as 别名]
def set_svg_icon(self, file_base_name, width=None, height=None, align_x=0.5, align_y=0.5):
"""
Set a background SVG icon for the node.
@param file_base_name: base file name, including .svg
extension, of the svg file. Place the file in the folder
src/contrib/visualizer/resource.
@param width: scale to the specified width, in meters
@param width: scale to the specified height, in meters
@param align_x: horizontal alignment of the icon relative to
the node position, from 0 (icon fully to the left of the node)
to 1.0 (icon fully to the right of the node)
@param align_y: vertical alignment of the icon relative to the
node position, from 0 (icon fully to the top of the node) to
1.0 (icon fully to the bottom of the node)
"""
if width is None and height is None:
raise ValueError("either width or height must be given")
rsvg_handle = svgitem.rsvg_handle_factory(file_base_name)
x = self.canvas_item.props.center_x
y = self.canvas_item.props.center_y
self.svg_item = svgitem.SvgItem(x, y, rsvg_handle)
self.svg_item.props.parent = self.visualizer.canvas.get_root_item()
self.svg_item.props.pointer_events = 0
self.svg_item.lower(None)
self.svg_item.props.visibility = goocanvas.ITEM_VISIBLE_ABOVE_THRESHOLD
if width is not None:
self.svg_item.props.width = transform_distance_simulation_to_canvas(width)
if height is not None:
self.svg_item.props.height = transform_distance_simulation_to_canvas(height)
#threshold1 = 10.0/self.svg_item.props.height
#threshold2 = 10.0/self.svg_item.props.width
#self.svg_item.props.visibility_threshold = min(threshold1, threshold2)
self.svg_align_x = align_x
self.svg_align_y = align_y
self._update_svg_position(x, y)
self._update_appearance() 示例2: set_svg_icon
# 需要导入模块: import svgitem [as 别名]
# 或者: from svgitem import SvgItem [as 别名]
def set_svg_icon(self, file_base_name, width=None, height=None, align_x=0.5, align_y=0.5):
"""!
Set a background SVG icon for the node.
@param file_base_name: base file name, including .svg
extension, of the svg file. Place the file in the folder
src/contrib/visualizer/resource.
@param width: scale to the specified width, in meters
@param height: scale to the specified height, in meters
@param align_x: horizontal alignment of the icon relative to
the node position, from 0 (icon fully to the left of the node)
to 1.0 (icon fully to the right of the node)
@param align_y: vertical alignment of the icon relative to the
node position, from 0 (icon fully to the top of the node) to
1.0 (icon fully to the bottom of the node)
@return a ValueError exception if invalid dimensions.
"""
if width is None and height is None:
raise ValueError("either width or height must be given")
rsvg_handle = svgitem.rsvg_handle_factory(file_base_name)
x = self.canvas_item.props.center_x
y = self.canvas_item.props.center_y
self.svg_item = svgitem.SvgItem(x, y, rsvg_handle)
self.svg_item.props.parent = self.visualizer.canvas.get_root_item()
self.svg_item.props.pointer_events = 0
self.svg_item.lower(None)
self.svg_item.props.visibility = goocanvas.ITEM_VISIBLE_ABOVE_THRESHOLD
if width is not None:
self.svg_item.props.width = transform_distance_simulation_to_canvas(width)
if height is not None:
self.svg_item.props.height = transform_distance_simulation_to_canvas(height)
#threshold1 = 10.0/self.svg_item.props.height
#threshold2 = 10.0/self.svg_item.props.width
#self.svg_item.props.visibility_threshold = min(threshold1, threshold2)
self.svg_align_x = align_x
self.svg_align_y = align_y
self._update_svg_position(x, y)
self._update_appearance()