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Manual Scilab >> xcos > Scilab Utilities Functions > xcosPalAddBlock

xcosPalAddBlock

Add a block to a Scilab/Xcos palette instance. Some optional properties can be added to customize the palette icon and the style of the block.

Calling Sequence

pal = xcosPalAddBlock(pal, block);
pal = xcosPalAddBlock(pal, block, pal_block_img);
pal = xcosPalAddBlock(pal, block, [], style);
pal = xcosPalAddBlock(pal, block, pal_block_img, style);

Arguments

pal:

the palette to update

block:

the block to add to the palette

pal_block_img:

the block icon to use on the palette manager.

style:

the style to apply to the block

Description

This macros add a block instance to a palette. This block parameter can be an instantiated block or a name (interface-function) or a path to a saved instance. Some operations are performed to load this block and check it's availability so it's interface-function must be loaded on Scilab. Some temporary files are also generated without full path arguments.

The optional pal_block_img argument is generated on the TMPDIRusing Scilab graphics if not specified.Be careful that if you use our palette to be persistent you then need to specify it. Otherwise the generated image will be deleted at the end of the Scilab session.

The optional style argument allow the user to determine the kind of style to be used by this block. This argument can be typed as a path stringor a struct. If it is a string then a default style value is generated and formatted as a style else a struct is wrapped to a key-value jgraphx settings. The following stylecorrespond to jgraphx version 1.4.0.2. These style keys can change with new version of jgraphx without any warranty.

JGraphx style keys

"opacity"

Defines the key for the opacity style. The type of the value is float and the possible range is 0-100.

"textOpacity"

Defines the key for the text opacity style. The type of the value is float and the possible range is 0-100.

"overflow"

Defines the key for the overflow style. Possible values are "visible", "hidden"or "fill". The default value is "visible". This value specifies how overlapping vertex labels are handles. A value of "visible" will show the complete label. A value of "hidden" will clip the label so that it does not overlap the vertex bounds. A value of "fill" will use the vertex bounds for the label.

"orthogonal"

Defines if the connection points on either end of the edge should be computed so that the edge is vertical or horizontal if possible and if the point is not at a fixed location. Default is false.

"exitX"

Defines the key for the horizontal relative coordinate connection point of an edge with its source terminal.

"exitY"

Defines the key for the vertical relative coordinate connection point of an edge with its source terminal.

"exitPerimeter"

Defines if the perimeter should be used to find the exact entry point along the perimeter of the source. The type of the value is boolean. Default is true.

"entryX"

Defines the key for the horizontal relative coordinate connection point of an edge with its target terminal.

"entryY"

Defines the key for the vertical relative coordinate connection point of an edge with its target terminal.

"entryPerimeter"

Defines if the perimeter should be used to find the exact entry point along the perimeter of the target. The type of the value is boolean. Default is true.

"whiteSpace"

Defines the key for the white-space style. Possible values are "nowrap"and "wrap". The default value is "nowrap". This value specifies how white-space inside a HTML vertex label should be handled. A value of "nowrap"means the text will never wrap to the next line until a linefeed is encountered. A value of "wrap"means text will wrap when necessary.

"rotation"

Defines the key for the rotation style. The type of the value is double and the possible range is 0-360.

"fillColor"

Defines the key for the fillColor style. The value is a string expression described on the color list.

"gradientColor"

Defines the key for the gradientColor style. The value is a string expression described on the color list. This is ignored if no "fillColor"is defined.

"gradientDirection"

Defines the key for the gradient direction. The value is a string expression described on the direction list. Default is "south". Generally, and by default, gradient painting is done from the value of "fillColor"to the value of "gradientColor". Taking the example of "north", this means "fillColor"color at the bottom of paint pattern and "gradientColor"at top, with a gradient in-between.

"strokeColor"

Defines the key for the strokeColor style. The value is a string expression on the color list.

"separatorColor"

Defines the key for the separatorColor style. The value is a string expression described on the color list. This style is only used for swimlaneshapes.

"strokeWidth"

Defines the key for the strokeWidth style. The type of the value is float and the possible range is any non-negative value. The value reflects the stroke width in pixels.

"align"

Defines the key for the align style. Possible values are described on the alignment list. This value defines how the lines of the label are horizontally aligned. "left"mean label text lines are aligned to left of the label bounds, "right"to the right of the label bounds and "center"means the center of the text lines are aligned in the center of the label bounds. Note this value does not affect the positioning of the overall label bounds relative to the vertex, to move the label bounds horizontally, use "labelPosition".

"verticalAlign"

Defines the key for the verticalAlign style. Possible values are described on the alignment list. This value defines how the lines of the label are vertically aligned. "top"means the topmost label text line is aligned against the top of the label bounds, "bottom"means the bottom-most label text line is aligned against the bottom of the label bounds and "middle"means there is equal spacing between the topmost text label line and the top of the label bounds and the bottom-most text label line and the bottom of the label bounds. Note this value does not affect the positioning of the overall label bounds relative to the vertex, to move the label bounds vertically, use "verticalLabelPosition".

"labelPosition"

Defines the key for the horizontal label position of vertices. Possible values are described on the alignment list. Default is "center". The label align defines the position of the label relative to the cell. "left"means the entire label bounds is placed completely just to the left of the vertex, "right"means adjust to the right and "center"means the label bounds are vertically aligned with the bounds of the vertex. Note this value does not affect the positioning of label within the label bounds, to move the label horizontally within the label bounds, use "align".

"verticalLabelPosition"

Defines the key for the vertical label position of vertices. Possible values are described on the alignment list. Default is "middle". The label align defines the position of the label relative to the cell. "top"means the entire label bounds is placed completely just on the top of the vertex, "bottom"means adjust on the bottom and "middle"means the label bounds are horizontally aligned with the bounds of the vertex. Note this value does not affect the positioning of label within the label bounds, to move the label vertically within the label bounds, use "verticalAlign".

"imageAlign"

Defines the key for the align style. Possible values are described on the alignment list. The value defines how any image in the vertex label is aligned horizontally within the label bounds of a "label"shape.

"imageVerticalAlign"

Defines the key for the verticalAlign style. Possible values are described on the alignment list. The value defines how any image in the vertex label is aligned vertically within the label bounds of a "label"shape.

"image"

Defines the key for the image style. Possible values are any image URL, the type of the value is String. This is the path to the image to image that is to be displayed within the label of a vertex.

"imageWidth"

Defines the key for the imageWidth style. The type of this value is int, the value is the image width in pixels and must be greated than 0.

"imageHeight"

Defines the key for the imageHeight style The type of this value is int, the value is the image height in pixels and must be greater than 0.

"noLabel"

Defines the key for the noLabel style. If this is truethen no label is visible for a given cell. The type of the value is boolean. Default is false.

"noEdgeStyle"

Defines the key for the noEdgeStyle style. If this is truethen no edge style is applied for a given edge. The type of the value is boolean. Default is false.

"labelBackgroundColor"

Defines the key for the label background color. The value is a string expression described on the color list.

"labelBorderColor"

Defines the key for the label border color. The value is a string expression described on the color list.

"indicatorShape"

Defines the key for the indicatorShape style. Possible values are described on the shape list.

"indicatorImage"

Defines the key for the indicatorImage style. Possible values are any image URL, the type of the value is String.

"indicatorColor"

Defines the key for the indicatorColor style. The value is a string expression described below.

"indicatorGradientColor"

Defines the key for the indicatorGradientColor style. The value is a string expression described on the color list. This style is only supported in shapeshapes.

"indicatorSpacing"

Defines the key for the indicatorSpacing style (in px).

"indicatorWidth"

Defines the key for the indicatorWidth style (in px).

"indicatorHeight"

Defines the key for the indicatorHeight style (in px).

"shadow"

Defines the key for the shadow style. The type of the value is boolean. This style applies to vertices and arrow style edges.

"endArrow"

Defines the key for the endArrow style. Possible values are described on the arrow list.

"startArrow"

Defines the key for the startArrow style. Possible values are described on the arrow list.

"endSize"

Defines the key for the endSize style. The type of this value is float and the value represents the size of the end marker in pixels.

"startSize"

Defines the key for the startSize style. The type of this value is float and the value represents the size of the start marker or the size of the swimlane title region depending on the shape it is used for.

"dashed"

Defines the key for the dashed style. The type of this value is booleanand the value determines whether or not an edge or border is drawn with a dashed pattern along the line.

"rounded"

Defines the key for the rounded style. The type of this value is boolean. For edges this determines whether or not joins between edges segments are smoothed to a rounded finish. For vertices that have the rectangle shape, this determines whether or not the rectangle is rounded.

"sourcePerimeterSpacing"

Defines the key for the source perimeter spacing. The type of this value is double. This is the distance between the source connection point of an edge and the perimeter of the source vertex in pixels. This style only applies to edges.

"targetPerimeterSpacing"

Defines the key for the target perimeter spacing. The type of this value is double. This is the distance between the target connection point of an edge and the perimeter of the target vertex in pixels. This style only applies to edges.

"perimeterSpacing"

Defines the key for the perimeter spacing. This is the distance between the connection point and the perimeter in pixels. When used in a vertex style, this applies to all incoming edges to floating ports (edges that terminate on the perimeter of the vertex). When used in an edge style, this spacing applies to the source and target separately, if they terminate in floating ports (on the perimeter of the vertex).

"spacing"

Defines the key for the spacing. The value represents the spacing, in pixels, added to each side of a label in a vertex (style applies to vertices only).

"spacingTop"

Defines the key for the spacingTop style. The value represents the spacing, in pixels, added to the top side of a label in a vertex (style applies to vertices only).

"spacingLeft"

Defines the key for the spacingLeft style. The value represents the spacing, in pixels, added to the left side of a label in a vertex (style applies to vertices only).

"spacingBottom"

Defines the key for the spacingBottom style The value represents the spacing, in pixels, added to the bottom side of a label in a vertex (style applies to vertices only).

"spacingRight"

Defines the key for the spacingRight style The value represents the spacing, in pixels, added to the right side of a label in a vertex (style applies to vertices only).

"horizontal"

Defines the key for the horizontal style. The type of this value is boolean. This value only applies to vertices. If the "shape"is "swimlane"a value of falseindicates that the swimlane should be drawn vertically, trueindicates to draw it horizontally. If the shape style does not indicate that this vertex is a swimlane, this value affects only whether the label is drawn horizontally or vertically.

"direction"

Defines the key for the direction style. The direction style is used to specify the direction of certain shapes. Possible values are described on the direction list. This value only applies to vertices.

"elbow"

Defines the key for the elbow style. Possible values are "horizontal"and "vertical". Default is "horizontal". This defines how the three segment orthogonal edge style leaves its terminal vertices. The vertical style leaves the terminal vertices at the top and bottom sides.

"fontColor"

Defines the key for the fontColor style. The value is type String and of the expression described below.

"fontFamily"

Defines the key for the fontFamily style. Possible values are names such as Arial; Dialog; Verdana; Times New Roman. The value is of type String.

"fontSize"

Defines the key for the fontSize style (in points). The type of the value is int.

"fontStyle"

Defines the key for the fontStyle style. Values may be any logical AND (sum) of values on the font style table. The type of the value is int.

"shape"

Defines the key for the shape style. Possible values are any of shape list.

"routingCenterX"

Defines the key for the horizontal routing center. Possible values are between -0.5 and 0.5. This is the relative offset from the center used for connecting edges. The type of this value is float.

"routingCenterY"

Defines the key for the vertical routing center. Possible values are between -0.5 and 0.5. This is the relative offset from the center used for connecting edges. The type of this value is float;

    JGraphx alignment values

  • "left"- horizontal alignment

  • "center"- horizontal alignment

  • "right"- horizontal alignment

  • "top"- vertical alignment

  • "middle"- vertical alignment

  • "bottom"- vertical alignment

    JGraphx arrow values

  • "classic"

  • "block"

  • "oval"

  • "diamond"

    JGraphx shape values

  • "rectangle"

  • "ellipse"

  • "doubleEllipse"

  • "rhombus"

  • "line"

  • "image"

  • "arrow"

  • "curve"

  • "label"

  • "cylinder"

  • "swimlane"

  • "connector"

  • "actor"

  • "cloud"

  • "triangle"

  • "hexagon"

    JGraphx valid color values

  • Web notation colors - "#E1E1E1"for example

  • Java parseable colors - int values as RGB or sRGB colors

  • "white"

  • "black"

  • "red"

  • "green"

  • "blue"

  • "orange"

  • "yellow"

  • "pink"

  • "turquoise"

  • "gray"

    JGraphx direction values

  • "north"

  • "south"

  • "east"

  • "west"

    JGraphx font modifier values

  • bold - 1

  • italic - 2

  • underline - 4

  • shadow - 8

Examples

loadScicosLibs();
pal = xcosPal();

sumPath = TMPDIR + "/sum.h5";
bigSomPath = TMPDIR + "/sum.h5";

scs_m = SUM_f("define");
export_to_hdf5(sumPath, "scs_m");
scs_m = BIGSOM_f("define");
export_to_hdf5(bigSomPath, "scs_m");

pal = xcosPalAddBlock(pal, sumPath);
pal = xcosPalAddBlock(pal, bigSomPath);

xcosPalAdd(pal);

Authors

  • Clément DAVID
  • Yann COLLETTE
<< xcosPalAdd Scilab Utilities Functions xcosPalExport >>

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Last updated:
Wed Jan 26 16:24:42 CET 2011