Draw-SVG
user's guide
Draw-SVG
user's guide
The ‘ marker ’ element defines the graphics that is to be used for drawing arrowheads or polymarkers on a given ‘path’, ‘line’, ‘polyline’ or ‘polygon’ element.
The marker dialog panel is launched from it's icon
in the menu and
is displayed in grab mode.
See creating , using markers showcases for interactive demonstrations.
Try the online marker editing tool via this link .
The panel allows to edit/copy/delete a marker definition,
To add a new one, drawn it, select elements and use the action marker definition from the selection menu.
Select a marker in the list, then change attributes :
ViewBox : Use text fields ( x , y , width , height ), icons (zoom/in zoom/out) and text field ratio for extending or reducing the area. To add a margin of 20% type 120<enter> in the ratio field.
Id : the marker's id.
Units : Defines the coordinate system for the size (width,height) and the contents of the ‘marker’. If markerUnits equals " strokeWidth ", the size and the contents of the ‘marker’ represent values in a coordinate system which has a single unit equal the size in user units of the current stroke width in place for the graphic object referencing the marker. If markerUnits=" userSpaceOnUse ", the size and the contents of the ‘marker’ represent values in the current user coordinate system in place for the graphic object referencing the marker. The default units is strokeWidth'.
Size : Define the dimensions of the marker relative to specified units. Use text fields ( width , height ), icons (zoom/in zoom/out) and text field ratio for extending or reducing the size of the tile.
Ref point : change the coordinates of the reference point, move it's red circle or use refX / refY sliders and fields.
Elements : List of all the graphic elements of the marker with their stroke and fill colors.
To change the colors (stroke or fill) of an element of the marker, select it in the list and click on the renderer rectangle of the color to change it with the color chooser or remove it with the check-box. .
Finally the samples box show the renderer of the selected marker with different stroke widths.
All changes are applied with the apply button and the current marker is applied to the style property (marker-start, marker-mid, marker-end) of the selected object.
To directly apply a marker, use the selection tool
.
Try the online marker selection tool via this link .
The selected marker is drawn with the current scale of the drawing and style property (marker-start, marker-mid, marker-end).
