package com.mxgraph.io.vdx;
import java.util.HashMap;
import java.util.Hashtable;
import org.w3c.dom.Element;
import org.w3c.dom.NodeList;
import com.mxgraph.io.mxVdxCodec;
import com.mxgraph.model.mxCell;
import com.mxgraph.util.mxConstants;
import com.mxgraph.util.mxPoint;
import com.mxgraph.view.mxGraph;
/**
* This class is a wrapper for one Shape Element.<br/>
* This class is responsible for retrieve all the properties of the shape and add it
* to the graph. If a property is not found in the shape element but it is an instance
* of a Master, the property is taken from the masterShape element. If the property
* is not found neither in the masterShape , and it has a reference to a stylesheet
* the property is taken from there.
*/
public class mxVdxShape extends mxGeneralShape
{
/**
* Master Shape referenced by the shape.
*/
private mxMasterShape masterShape = null;
/**
* Master element referenced by the shape.
*/
private mxMasterElement masterElement = null;
/**
* Stylesheet with the fill style referenced by the shape.
*/
private mxStyleSheet fillStyle = null;
/**
* Stylesheet with the line style referenced by the shape.
*/
private mxStyleSheet lineStyle = null;
/**
* Stylesheet with the text style referenced by the shape.
*/
private mxStyleSheet textStyle = null;
/**
* Create a new instance of mxVdxShape.
* This method get the references to the master element, master shape
* and stylesheet.
* @param shape
*/
public mxVdxShape(Element shape)
{
super(shape);
masterElement = mxMastersManager.getInstance().getMaster(
this.lookForMasterId());
if (masterElement != null)
{
//If the shape has the Master attribute the master shape is the first
//shape of the master element.
if (this.getMasterId() != null && !this.getMasterId().equals(""))
{
this.masterShape = masterElement.getMasterShape();
}
else if (this.getShapeMasterId() != null
&& !this.getShapeMasterId().equals(""))
{
this.masterShape = masterElement.getMasterShape(this
.getShapeMasterId());
}
}
mxStyleSheetManager ssm = mxStyleSheetManager.getInstance();
this.fillStyle = ssm.getSheet(getFillStyleId());
this.lineStyle = ssm.getSheet(getLineStyleId());
this.textStyle = ssm.getSheet(getTextStyleId());
}
/**
* Returns the value of the Text element.<br/>
* If the shape has not text, it is obtained from master shape.
* If html labels are enabled, the text properties are set with tags html.
* @return Text label of the shape.
*/
public String getTextLabel()
{
String ret = "";
if (mxVdxCodec.isHtmlLabelsEnable())
{
mxVdxTextParser vtp = new mxVdxTextParser(this, masterShape,
textStyle);
//Get text with tags html
ret = vtp.getHtmlTextContent();
}
else
{
if (this.hasText())
{
ret = this.getText();
}
else if (masterShape != null && masterShape.hasText())
{
return masterShape.getText();
}
}
return ret;
}
/**
* Checks if a nameU is for big connectors.
* @param nameU NameU attribute.
* @return Returns <code>true</code> if a nameU is for big connectors.
*/
public boolean isConnectorBigNameU(String nameU)
{
return nameU.startsWith("60 degree single")
|| nameU.startsWith("45 degree single")
|| nameU.startsWith("45 degree double")
|| nameU.startsWith("60 degree double")
|| nameU.startsWith("45 degree tail")
|| nameU.startsWith("60 degree tail")
|| nameU.startsWith("45 degree tail")
|| nameU.startsWith("60 degree tail")
|| nameU.startsWith("Flexi-arrow 2")
|| nameU.startsWith("Flexi-arrow 1")
|| nameU.startsWith("Flexi-arrow 3")
|| nameU.startsWith("Double flexi-arrow")
|| nameU.startsWith("Fancy arrow");
}
/**
* Checks if the shape or the master shape has the XForm1D element.
* @return Returns <code>true</code> if the shape or the master shape
* has the XForm1D element.
*/
public boolean containsXForm1D()
{
if (this.hasXForm1D())
{
return true;
}
else if (masterShape != null && masterShape.hasXForm1D())
{
return true;
}
return false;
}
/**
* Checks if the shape must be treated as an edge.
* @return Returns <code>true</code> if the shape must be treated as an edge.
*/
public boolean isExceptionEdge()
{
String nameU = getNameU();
if (nameU.startsWith("Control transfer")
|| nameU.startsWith("Branch: no return")
|| nameU.startsWith("Interrupt")
|| nameU.startsWith("External control")
|| nameU.startsWith("Refinement")
|| nameU.startsWith("Branch: return"))
{
return true;
}
else
{
return false;
}
}
/**
* Checks if the shape represents a vertex.
* @return Returns <code>true</code> if the shape represents a vertex.
*/
public boolean isVertexShape()
{
String nameU = getNameU();
if (nameU.startsWith("Dynamic connector") || isConnectorBigNameU(nameU))
{
return false;
}
else if (masterElement != null
&& masterElement.getNameU().startsWith("Dynamic connector"))
{
return false;
}
mxPoint dimentions = this.getDimentions();
if (!isGroup()
&& containsXForm1D()
&& ((dimentions.getX() <= 0) || (dimentions.getY() <= 0) || getAmountConnection() == 0))
{
return false;
}
if (isExceptionEdge())
{
return false;
}
return true;
}
/**
* Checks if the shape is supported by the application.
* @return Returns <code>true</code> if the shape is supported by the application.
*/
public boolean isSupportedShape()
{
mxVdxShapeForm vsf = new mxVdxShapeForm(this, masterShape,
masterElement, 0);
return !vsf.getForm().equals("");
}
/**
* Returns the coordinates of the top left corner of the Shape.
* When a coordinate is not found, it is taken from masterShape.
* @param parentHeight Height of the parent cell of the shape.
* @return mxPoint that represents the co-ordinates
*/
public mxPoint getOriginPoint(double parentHeight)
{
double px = 0;
double py = 0;
double lpy = 0;
double lpx = 0;
double h = 0;
//Defines PinX
if (this.hasPinX())
{
px = this.getPinX();
}
else if (masterShape != null && masterShape.hasPinX())
{
px = masterShape.getPinX();
}
//Defines PinY
if (this.hasPinY())
{
py = this.getPinY();
}
else if (masterShape != null && masterShape.hasPinY())
{
py = masterShape.getPinY();
}
//Defines LocPinX
if (this.hasLocPinX())
{
lpx = this.getLocPinX();
}
else if (masterShape != null && masterShape.hasLocPinX())
{
lpx = masterShape.getLocPinX();
}
//Defines LocPinY
if (this.hasLocPinY())
{
lpy = this.getLocPinY();
}
else if (masterShape != null && masterShape.hasLocPinY())
{
lpy = masterShape.getLocPinY();
}
//Defines Height
if (this.hasHeight())
{
h = this.getHeight();
}
else if (masterShape != null && masterShape.hasHeight())
{
h = masterShape.getHeight();
}
double x = (px) - (lpx);
double y = parentHeight - ((py) + (h - lpy));
return new mxPoint(x, y);
}
/**
* Returns the width and height of the Shape expressed like a mxPoint.<br/>
* x = width<br/>
* y = height<br/>
* When a dimention is not found, it is taken from masterShape.
* @return mxPoint that represents the dimentions of the shape.
*/
public mxPoint getDimentions()
{
double w = 0;
double h = 0;
//Defines Width
if (this.hasWidth())
{
w = this.getWidth();
}
else if (masterShape != null && masterShape.hasWidth())
{
w = masterShape.getWidth();
}
//Defines Height
if (this.hasHeight())
{
h = this.getHeight();
}
else if (masterShape != null && masterShape.hasHeight())
{
h = masterShape.getHeight();
}
return new mxPoint(w, h);
}
/**
* Returns the opacity of the Shape.<br/>
* @return Double in the range of (transparent = 0)..(100 = opaque)
*/
private double getOpacity()
{
mxVdxShapeForm vsf = new mxVdxShapeForm(this, masterShape,
masterElement, 0);
double opacity = 100;
if (this.isGroup() && !vsf.isSimpleComplex() && !vsf.isSwimlane())
{
opacity = 0;
}
if (this.hasTransparence())
{
opacity = 100 - this.getTransparence();
}
else if (masterShape != null && masterShape.hasTransparence())
{
opacity = 100 - masterShape.getTransparence();
}
if (this.hasFillPattern())
{
String pattern = this.getFillPattern();
if (pattern.equals("0"))
{
opacity = 0;
}
}
else if (masterShape != null && masterShape.hasFillPattern())
{
String pattern = masterShape.getFillPattern();
if (pattern.equals("0"))
{
opacity = 0;
}
}
else if (fillStyle != null && fillStyle.hasFillPattern())
{
String pattern = fillStyle.getFillPattern();
if (pattern.equals("0"))
{
opacity = 0;
}
}
opacity = Math.max(opacity, 0);
opacity = Math.min(opacity, 100);
return opacity;
}
/**
* Returns the shape's fill pattern.<br/>
* The property may to be defined in master shape or fill stylesheet.
* @return String value of the fill pattern.
*/
private String getColorPattern()
{
String pattern = "";
if (this.hasFillPattern())
{
pattern = this.getFillPattern();
}
else if ((masterShape != null) && masterShape.hasFillPattern())
{
pattern = masterShape.getFillPattern();
}
else if ((fillStyle != null) && fillStyle.hasFillPattern())
{
pattern = fillStyle.getFillPattern();
}
return pattern;
}
/**
* Returns the shape's background color.
* The property may to be defined in master shape or fill stylesheet.
* @return hexadecimal representation of the background color.
*/
private String getBackColor()
{
String fillcolor = "";
if (this.hasFillColor())
{
fillcolor = this.getFillColor();
}
else if ((masterShape != null) && masterShape.hasFillColor())
{
fillcolor = masterShape.getFillColor();
}
else if ((fillStyle != null) && fillStyle.hasFillColor())
{
fillcolor = fillStyle.getFillColor();
}
return fillcolor;
}
/**
* Returns the shape's color.<br/>
* The property may to be defined in master shape or fill stylesheet.<br/>
* If the color is the background or the fore color, it depends of the pattern.
* For simple gradients and solid, returns the fore color, else returns the
* background color.
* @return hexadecimal representation of the color.
*/
private String getColor()
{
String fillcolor = "";
if (this.hasFillPattern())
{
String pattern = this.getFillPattern();
if (pattern.equals("1") || pattern.equals("25")
|| pattern.equals("27") || pattern.equals("28")
|| pattern.equals("30"))
{
if (this.hasFillForeColor())
{
fillcolor = this.getFillForeColor();
}
}
else
{
if (this.hasFillColor())
{
fillcolor = this.getFillColor();
}
}
}
else
{
if (this.hasFillColor())
{
fillcolor = this.getFillColor();
}
}
if (masterShape != null && fillcolor.equals(""))
{
if (masterShape.hasFillPattern())
{
String pattern = masterShape.getFillPattern();
if (pattern.equals("1") || pattern.equals("25")
|| pattern.equals("27") || pattern.equals("28")
|| pattern.equals("30"))
{
if (masterShape.hasFillForeColor())
{
fillcolor = masterShape.getFillForeColor();
}
}
else
{
if (masterShape.hasFillColor())
{
fillcolor = masterShape.getFillColor();
}
}
}
else
{
if (masterShape.hasFillColor())
{
fillcolor = masterShape.getFillColor();
}
}
}
if (masterShape == null && fillStyle != null && fillcolor.equals(""))
{
if (fillStyle.hasFillPattern())
{
String pattern = fillStyle.getFillPattern();
if (pattern.equals("1") || pattern.equals("25")
|| pattern.equals("27") || pattern.equals("28")
|| pattern.equals("30"))
{
if (fillStyle.hasFillForeColor())
{
fillcolor = fillStyle.getFillForeColor();
}
}
else
{
if (fillStyle.hasFillColor())
{
fillcolor = fillStyle.getFillColor();
}
}
}
else
{
if (fillStyle.hasFillColor())
{
fillcolor = fillStyle.getFillColor();
}
}
}
return fillcolor;
}
/**
* Retuns the background color for apply in the gradient.<br/>
* If no gradient must be applicated, returns an empty string.
* @return hexadecimal representation of the color.
*/
private String getGradient()
{
String gradient = "";
String pattern = getColorPattern();
if (pattern.equals("25") || pattern.equals("27")
|| pattern.equals("28") || pattern.equals("30"))
{
gradient = getBackColor();
}
return gradient;
}
/**
* Returns the direction of the gradient.<br/>
* If no gradient must be applicated, returns an empty string.
* @return Direction.(east, west, north or south)
*/
private String getGradientDirection()
{
String direction = "";
String pattern = getColorPattern();
if (pattern.equals("25"))
{
direction = mxConstants.DIRECTION_EAST;
}
else if (pattern.equals("27"))
{
direction = mxConstants.DIRECTION_WEST;
}
else if (pattern.equals("28"))
{
direction = mxConstants.DIRECTION_SOUTH;
}
else if (pattern.equals("30"))
{
direction = mxConstants.DIRECTION_NORTH;
}
return direction;
}
/**
* Returns the rotation of the shape.<br/>
* If no gradient must be applicated, returns an empty string.
* @return Rotation of the shape in degrees.
*/
public double getRotation()
{
mxVdxShapeForm vsf = new mxVdxShapeForm(this, masterShape,
masterElement, 0);
double rotation = 0;
if (this.hasAngle())
{
rotation = this.getAngle();
}
else if (masterShape != null && masterShape.hasAngle())
{
rotation = masterShape.getAngle();
}
//Correct the rotation of shapes out of phase.
if (vsf.isEastDirection())
{
rotation = Math.toDegrees(rotation);
rotation -= 90;
rotation = rotation % 360;
return 360 - rotation;
}
rotation = Math.toDegrees(rotation);
rotation = rotation % 360;
return 360 - rotation;
}
/**
* Returns the label background color.<br/>
* The property may to be defined in master shape or text stylesheet.<br/>
* @return hexadecimal representation of the color.
*/
public String getLabelBkgndColor()
{
String lbkgnd = "";
if (this.hasTextBkgndColor())
{
lbkgnd = this.getTextBkgndColor();
}
else if (masterShape != null && masterShape.hasTextBkgndColor())
{
lbkgnd = masterShape.getTextBkgndColor();
}
else if (textStyle != null && textStyle.hasTextBkgndColor())
{
lbkgnd = textStyle.getTextBkgndColor();
}
return lbkgnd;
}
/**
* Returns the top spacing of the label in pixels.<br/>
* The property may to be defined in master shape or text stylesheet.<br/>
* @return Top spacing in double precision.
*/
public double getTopSpacing()
{
double topMargin = 0;
if (this.hasTextTopMargin())
{
topMargin = this.getTextTopMargin();
}
else if (masterShape != null && masterShape.hasTextTopMargin())
{
topMargin = masterShape.getTextTopMargin();
}
else if (textStyle != null && textStyle.hasTextTopMargin())
{
topMargin = textStyle.getTextTopMargin();
}
//value is fixed.
return topMargin / 2 - 2.8;
}
/**
* Returns the bottom spacing of the label in pixels.<br/>
* The property may to be defined in master shape or text stylesheet.<br/>
* @return Bottom spacing in double precision.
*/
public double getBottomSpacing()
{
double bottomMargin = 0;
if (this.hasTextBottomMargin())
{
bottomMargin = this.getTextBottomMargin();
}
else if (masterShape != null && masterShape.hasTextBottomMargin())
{
bottomMargin = masterShape.getTextBottomMargin();
}
else if (textStyle != null && textStyle.hasTextBottomMargin())
{
bottomMargin = textStyle.getTextBottomMargin();
}
return bottomMargin / 2 - 2.8;
}
/**
* Returns the left spacing of the label in pixels.<br/>
* The property may to be defined in master shape or text stylesheet.<br/>
* @return Left spacing in double precision.
*/
public double getLeftSpacing()
{
double leftMargin = 0;
if (this.hasTextLeftMargin())
{
leftMargin = this.getTextLeftMargin();
}
else if (masterShape != null && masterShape.hasTextLeftMargin())
{
leftMargin = masterShape.getTextLeftMargin();
}
else if (textStyle != null && textStyle.hasTextLeftMargin())
{
leftMargin = textStyle.getTextLeftMargin();
}
return leftMargin / 2 - 2.8;
}
/**
* Returns the right spacing of the label in pixels.<br/>
* The property may to be defined in master shape or text stylesheet.<br/>
* @return Right spacing in double precision.
*/
public double getRightSpacing()
{
double rightMargin = 0;
if (this.hasTextRightMargin())
{
rightMargin = this.getTextRightMargin();
}
else if (masterShape != null && masterShape.hasTextRightMargin())
{
rightMargin = masterShape.getTextRightMargin();
}
else if (textStyle != null && textStyle.hasTextRightMargin())
{
rightMargin = textStyle.getTextRightMargin();
}
return rightMargin / 2 - 2.8;
}
/**
* Returns the vertical align of the label.<br/>
* The property may to be defined in master shape or text stylesheet.<br/>
* @return Vertical align (bottom, middle and top)
*/
public String getAlignVertical()
{
int align = 1;
String vertical = mxConstants.ALIGN_MIDDLE;
if (this.hasVerticalAlign())
{
align = this.getVerticalAlign();
}
else if (masterShape != null && masterShape.hasVerticalAlign())
{
masterShape.getVerticalAlign();
}
else if (textStyle != null && textStyle.hasVerticalAlign())
{
textStyle.getVerticalAlign();
}
if (align == 0)
{
vertical = mxConstants.ALIGN_TOP;
}
else if (align == 2)
{
vertical = mxConstants.ALIGN_BOTTOM;
}
return vertical;
}
/**
* Checks if the label must be rotated.<br/>
* The property may to be defined in master shape or text stylesheet.<br/>
* @return Returns <code>true<code/> if the label must remains horizontal.
*/
public boolean getLabelRotation()
{
boolean horz = true;
//Defines rotation.
double rotation = this.getRotation();
double angle = 0;
if (this.hasTxtAngle())
{
angle = this.getTxtAngle();
}
else if (masterShape != null && masterShape.hasTxtAngle())
{
angle = masterShape.getTxtAngle();
}
else if (textStyle != null && textStyle.hasTxtAngle())
{
angle = textStyle.getTxtAngle();
}
angle = Math.toDegrees(angle);
angle = angle - rotation;
if (!(Math.abs(angle) < 45 || Math.abs(angle) > 270))
{
horz = false;
}
return horz;
}
/**
* Analizes the shape and returns a string whith the style.
* @return style readed from the shape.
*/
public String getStyleFromShape(double parentHeight)
{
Hashtable<String, Object> styleMap = new Hashtable<String, Object>();
mxVdxShapeForm vsf = new mxVdxShapeForm(this, masterShape,
masterElement, parentHeight);
//Set the style of the labels.
styleMap.put(mxConstants.STYLE_WHITE_SPACE, "wrap");
//Defines rotation.
double rotation = this.getRotation();
//Defines Label Rotation
styleMap.put(mxConstants.STYLE_HORIZONTAL, getLabelRotation());
styleMap.put(mxConstants.STYLE_ROTATION, rotation);
//Defines opacity
double opacity = this.getOpacity();
styleMap.put(mxConstants.STYLE_OPACITY, opacity);
//Defines fillcolor
String fillcolor = getColor();
if (!fillcolor.equals(""))
{
styleMap.put(mxConstants.STYLE_FILLCOLOR, fillcolor);
}
//Defines gradient
String gradient = getGradient();
if (!gradient.equals(""))
{
styleMap.put(mxConstants.STYLE_GRADIENTCOLOR, gradient);
String gradientDirection = getGradientDirection();
if (!gradientDirection.equals(""))
{
styleMap.put(mxConstants.STYLE_GRADIENT_DIRECTION,
gradientDirection);
}
}
//Defines Form
String form = "";
if (this.isSupportedShape())
{
form = vsf.getForm();
}
else
{
form = vsf.getAproxForm();
}
styleMap.put(mxConstants.STYLE_SHAPE, form);
//Defines if line is rounding
if (!form.endsWith(mxConstants.STYLE_ROUNDED + "=1"))
{
String isRounded = getIsRounded();
styleMap.put(mxConstants.STYLE_ROUNDED, isRounded);
}
//Defines line Pattern
String dashed = isDashed() ? "1" : "0";
styleMap.put(mxConstants.STYLE_DASHED, dashed);
//Defines line color
String color = getLineStrokeColor();
styleMap.put(mxConstants.STYLE_STROKECOLOR, color);
//Defines the line width
double lWeight = getLineWidth();
styleMap.put(mxConstants.STYLE_STROKEWIDTH, lWeight);
//Defines if line has shadow
String isShadow = getIsShadow();
styleMap.put(mxConstants.STYLE_SHADOW, isShadow);
//Defines label background
String lbkgnd = getLabelBkgndColor();
if (!lbkgnd.equals(""))
{
styleMap.put(mxConstants.STYLE_LABEL_BACKGROUNDCOLOR, lbkgnd);
}
//Defines label top spacing
double topMargin = getTopSpacing();
styleMap.put(mxConstants.STYLE_SPACING_TOP, topMargin);
//Defines label bottom spacing
double bottomMargin = getBottomSpacing();
styleMap.put(mxConstants.STYLE_SPACING_BOTTOM, bottomMargin);
//Defines label left spacing
double leftMargin = getLeftSpacing();
styleMap.put(mxConstants.STYLE_SPACING_LEFT, leftMargin);
//Defines label right spacing
double rightMargin = getRightSpacing();
styleMap.put(mxConstants.STYLE_SPACING_RIGHT, rightMargin);
//Defines label vertical align
String verticalAlign = getAlignVertical();
styleMap.put(mxConstants.STYLE_VERTICAL_ALIGN, verticalAlign);
String perimeter = vsf.getPerimeter(form);
styleMap.put(mxConstants.STYLE_PERIMETER, perimeter);
String direction = vsf.getDirection(form);
styleMap.put(mxConstants.STYLE_DIRECTION, direction);
return mxVdxUtils.getStyleString(styleMap, "=");
}
/**
* Checks if the lines of the shape are dashed.<br/>
* The property may to be defined in master shape or line stylesheet.<br/>
* @return Returns <code>true</code> if the lines of the shape are dashed.
*/
public boolean isDashed()
{
boolean dashed = false;
if (this.hasLinePattern())
{
String linePattern = this.getLinePattern();
if (!(linePattern.equals("0") || linePattern.equals("1")))
{
dashed = true;
}
}
else if ((masterShape != null) && masterShape.hasLinePattern())
{
String linePattern = masterShape.getLinePattern();
if (!(linePattern.equals("0") || linePattern.equals("1")))
{
dashed = true;
}
}
else if ((lineStyle != null) && lineStyle.hasLinePattern())
{
String linePattern = lineStyle.getLinePattern();
if (!(linePattern.equals("0") || linePattern.equals("1")))
{
dashed = true;
}
}
return dashed;
}
/**
* Returns the start arrow of the line.
* @return Type of start arrow.
*/
public String getStartArrow()
{
String beginArrow = mxConstants.NONE;
String begin = "0";
if (this.hasBeginArrow())
{
begin = this.getBeginArrow();
}
else if ((masterShape != null) && masterShape.hasBeginArrow())
{
begin = masterShape.getBeginArrow();
}
else if ((lineStyle != null) && lineStyle.hasBeginArrow())
{
begin = lineStyle.getBeginArrow();
}
if (begin.equals("0"))
{
beginArrow = mxConstants.NONE;
}
else if (begin.equals("1"))
{
beginArrow = mxConstants.ARROW_OPEN;
}
else if (begin.equals("5"))
{
beginArrow = mxConstants.ARROW_CLASSIC;
}
else if (begin.equals("4"))
{
beginArrow = mxConstants.ARROW_BLOCK;
}
else if (begin.equals("10"))
{
beginArrow = mxConstants.ARROW_OVAL;
}
else
{
beginArrow = mxConstants.ARROW_CLASSIC;
}
return beginArrow;
}
/**
* Returns the end arrow of the line.
* @return Type of end arrow.
*/
public String getFinalArrow()
{
String endArrow = mxConstants.NONE;
String end = "0";
if (this.hasEndArrow())
{
end = this.getEndArrow();
}
else if ((masterShape != null) && masterShape.hasEndArrow())
{
end = masterShape.getEndArrow();
}
else if ((lineStyle != null) && lineStyle.hasEndArrow())
{
end = lineStyle.getEndArrow();
}
if (end.equals("0"))
{
endArrow = mxConstants.NONE;
}
else if (end.equals("1"))
{
endArrow = mxConstants.ARROW_OPEN;
}
else if (end.equals("5"))
{
endArrow = mxConstants.ARROW_CLASSIC;
}
else if (end.equals("4"))
{
endArrow = mxConstants.ARROW_BLOCK;
}
else if (end.equals("10"))
{
endArrow = mxConstants.ARROW_OVAL;
}
else
{
endArrow = mxConstants.ARROW_CLASSIC;
}
return endArrow;
}
/**
* Returns the line color.<br/>
* The property may to be defined in master shape or line stylesheet.<br/>
* @return hexadecimal representation of the color.
*/
public String getLineStrokeColor()
{
String color = "#000000";
if (this.hasLineColor())
{
color = this.getLineColor();
}
else if ((masterShape != null) && masterShape.hasLineColor())
{
color = masterShape.getLineColor();
}
else if ((lineStyle != null) && lineStyle.hasLineColor())
{
color = lineStyle.getLineColor();
}
return color;
}
/**
* Returns the line width.<br/>
* The property may to be defined in master shape or line stylesheet.<br/>
* @return Line width in pixels.
*/
public double getLineWidth()
{
double lWeight = 1;
if (this.hasLineWeight())
{
lWeight = this.getLineWeight();
}
else if ((masterShape != null) && masterShape.hasLineWeight())
{
lWeight = masterShape.getLineWeight();
}
else if ((lineStyle != null) && lineStyle.hasLineWeight())
{
lWeight = lineStyle.getLineWeight();
}
//Value is fixed for weight < 1
if (lWeight < 1)
{
lWeight *= 2;
}
return lWeight;
}
/**
* Returns the start arrow size.<br/>
* The property may to be defined in master shape or line stylesheet.<br/>
* Determines the value in pixels of each arrow size category in .vdx.
* @return Size in pixels.
*/
public float getStartArrowSize()
{
String baSize = "4";
float saSize = 4;
if (this.hasBeginArrowSize())
{
baSize = this.getBeginArrowSize();
}
else if ((masterShape != null) && masterShape.hasBeginArrowSize())
{
baSize = masterShape.getBeginArrowSize();
}
else if ((lineStyle != null) && lineStyle.hasBeginArrowSize())
{
baSize = lineStyle.getBeginArrowSize();
}
if (baSize.equals("0"))
{
saSize = 2;
}
else if (baSize.equals("1"))
{
saSize = 3;
}
else if (baSize.equals("2"))
{
saSize = 5;
}
else if (baSize.equals("3"))
{
saSize = 7;
}
else if (baSize.equals("4"))
{
saSize = 9;
}
else if (baSize.equals("5"))
{
saSize = 22;
}
else if (baSize.equals("6"))
{
saSize = 45;
}
return saSize;
}
/**
* Returns the end arrow size.<br/>
* The property may to be defined in master shape or line stylesheet.<br/>
* Determines the value in pixels of each arrow size category in .vdx.
* @return Size in pixels.
*/
public float getFinalArrowSize()
{
String eaSize = "4";
float faSize = 4;
if (this.hasEndArrowSize())
{
eaSize = this.getEndArrowSize();
}
else if ((masterShape != null) && masterShape.hasEndArrowSize())
{
eaSize = masterShape.getEndArrowSize();
}
else if ((lineStyle != null) && lineStyle.hasEndArrowSize())
{
eaSize = lineStyle.getEndArrowSize();
}
if (eaSize.equals("0"))
{
faSize = 2;
}
else if (eaSize.equals("1"))
{
faSize = 3;
}
else if (eaSize.equals("2"))
{
faSize = 5;
}
else if (eaSize.equals("3"))
{
faSize = 7;
}
else if (eaSize.equals("4"))
{
faSize = 9;
}
else if (eaSize.equals("5"))
{
faSize = 22;
}
else if (eaSize.equals("6"))
{
faSize = 45;
}
return faSize;
}
/**
* Returns if the line is Rounded.<br/>
* The property may to be defined in master shape or line stylesheet.<br/>
* @return Returns <code>mxVdxConstants.TRUE</code> if the line is Rounded.
*/
public String getIsRounded()
{
double round = 0;
if (this.hasRounding())
{
round = this.getRounding();
}
else if ((masterShape != null) && masterShape.hasRounding())
{
round = masterShape.getRounding();
}
else if ((lineStyle != null) && lineStyle.hasRounding())
{
round = lineStyle.getRounding();
}
String isRounded = mxVdxConstants.FALSE;
if (round > 0)
{
isRounded = mxVdxConstants.TRUE;
}
return isRounded;
}
/**
* Return if the line has shadow.<br/>
* The property may to be defined in master shape or line stylesheet.<br/>
* @return Returns <code>mxVdxConstants.TRUE</code> if the line has shadow.
*/
public String getIsShadow()
{
String shdw = "0";
if (this.hasShdwPattern())
{
shdw = this.getShdwPattern();
}
else if ((masterShape != null) && masterShape.hasShdwPattern())
{
shdw = masterShape.getShdwPattern();
}
else if ((lineStyle != null) && lineStyle.hasShdwPattern())
{
shdw = lineStyle.getShdwPattern();
}
String isShadow = mxVdxConstants.FALSE;
if (!shdw.equals("0"))
{
isShadow = mxVdxConstants.TRUE;
}
return isShadow;
}
/**
* Returns the style of the edge. (Orthogonal or straight)
* @return Edge Style.
*/
public String getEdgeStyle()
{
if (this.getAmountLineTo() > 1)
{
return mxConstants.EDGESTYLE_ELBOW;
}
else
{
return mxConstants.NONE;
}
}
/**
* Analizes a edge shape and returns a string with the style.
* @return style read from the edge shape.
*/
public String getStyleFromEdgeShape(double parentHeight)
{
Hashtable<String, Object> styleMap = new Hashtable<String, Object>();
//Defines Edge Style
styleMap.put(mxConstants.STYLE_EDGE, getEdgeStyle());
//Defines Pattern
String dashed = isDashed() ? "1" : "0";
styleMap.put(mxConstants.STYLE_DASHED, dashed);
//Defines Begin Arrow
String beginArrow = getStartArrow();
styleMap.put(mxConstants.STYLE_STARTARROW, beginArrow);
//Defines End Arrow
String endArrow = getFinalArrow();
styleMap.put(mxConstants.STYLE_ENDARROW, endArrow);
//Defines the start arrow size.
float saSize = getStartArrowSize();
styleMap.put(mxConstants.STYLE_STARTSIZE, saSize);
//Defines the end arrow size.
float faSize = getFinalArrowSize();
styleMap.put(mxConstants.STYLE_ENDSIZE, faSize);
//Defines the line width
double lWeight = getLineWidth();
styleMap.put(mxConstants.STYLE_STROKEWIDTH, lWeight);
//Defines color
String color = getLineStrokeColor();
styleMap.put(mxConstants.STYLE_STROKECOLOR, color);
//Defines if line is rounding
String isRounded = getIsRounded();
styleMap.put(mxConstants.STYLE_ROUNDED, isRounded);
//Defines if line has shadow
String isShadow = getIsShadow();
styleMap.put(mxConstants.STYLE_SHADOW, isShadow);
if (isConnectorBigNameU(getNameU()))
{
styleMap.put(mxConstants.STYLE_SHAPE, mxConstants.SHAPE_ARROW);
//Defines fillcolor
String fillcolor = getColor();
if (!fillcolor.equals(""))
{
styleMap.put(mxConstants.STYLE_FILLCOLOR, fillcolor);
}
}
//Defines label background
String lbkgnd = getLabelBkgndColor();
if (!lbkgnd.equals(""))
{
styleMap.put(mxConstants.STYLE_LABEL_BACKGROUNDCOLOR, lbkgnd);
}
//Defines label top spacing
double topMargin = getTopSpacing();
styleMap.put(mxConstants.STYLE_SPACING_TOP, topMargin);
//Defines label bottom spacing
double bottomMargin = getBottomSpacing();
styleMap.put(mxConstants.STYLE_SPACING_BOTTOM, bottomMargin);
//Defines label left spacing
double leftMargin = getLeftSpacing();
styleMap.put(mxConstants.STYLE_SPACING_LEFT, leftMargin);
//Defines label right spacing
double rightMargin = getRightSpacing();
styleMap.put(mxConstants.STYLE_SPACING_RIGHT, rightMargin);
//Defines label vertical align
String verticalAlign = getAlignVertical();
styleMap.put(mxConstants.STYLE_VERTICAL_ALIGN, verticalAlign);
//Defines Label Rotation
styleMap.put(mxConstants.STYLE_HORIZONTAL, getLabelRotation());
return mxVdxUtils.getStyleString(styleMap, "=");
}
/**
* Returns the points of a vertex shape.
* @param parentHeight Height of the parent cell of the shape.
* @return array of mxPoint whith the vertex's points
*/
public mxPoint[] getVertexPoints(double parentHeight)
{
NodeList childrens = shape.getChildNodes();
mxPoint origin = this.getOriginPoint(parentHeight);
mxPoint dimentions = this.getDimentions();
Element geom = mxVdxUtils.nodeListTag(childrens, mxVdxConstants.GEOM);
NodeList lineToList = geom.getElementsByTagName(mxVdxConstants.LINE_TO);
int length = lineToList.getLength();
mxPoint[] points = new mxPoint[length];
for (int i = 0; i < length; i++)
{
Element lineTo = (Element) lineToList.item(i);
points[i] = getLineToXY(lineTo);
points[i].setX(points[i].getX() + origin.getX());
points[i]
.setY(points[i].getY() + origin.getY() + dimentions.getY());
}
return points;
}
/**
* Returns the master's Id of the Shape.
* @return Master's ID of the shape, null if has not a master.
*/
public String getMasterId()
{
if (shape.hasAttribute(mxVdxConstants.MASTER))
{
return shape.getAttribute(mxVdxConstants.MASTER);
}
else
{
return null;
}
}
/**
* Gets the Master's Id of the shape. If it not has the master atribute, the function look
* for it in his parents.
* @return Master's Id of the shape.
*/
public String lookForMasterId()
{
String id = null;
Element shap = this.shape;
while ((id == null || id.equals(""))
&& (!shap.getTagName().equals(mxVdxConstants.PAGE)))
{
id = shap.getAttribute(mxVdxConstants.MASTER);
shap = (Element) shap.getParentNode();
}
return id;
}
/**
* Returns the masterShape's Id of the shape.
* @return Master Shape's ID of the shape, null if has not a master shape.
*/
public String getShapeMasterId()
{
if (shape.hasAttribute(mxVdxConstants.MASTER_SHAPE))
{
return shape.getAttribute(mxVdxConstants.MASTER_SHAPE);
}
else
{
return null;
}
}
/**
* Checks if a shape contains other shapes inside.
* @return Returns <code>true</code> if a shape contains other shapes inside.
*/
public boolean isGroup()
{
return shape.getAttribute("Type").equals("Group");
}
/**
* Returns if the shape is composed for several shapes.
* @return Returns <code>true</code> if the shape is composed for several shapes.
*/
public boolean isComplexShape()
{
mxVdxShapeForm vsf = new mxVdxShapeForm(this, masterShape,
masterElement, 0);
boolean isComplex = false;
if (isGroup())
{
isComplex = vsf.isSwimlane();
isComplex |= vsf.isSubproces();
isComplex |= vsf.isSimpleComplex();
}
return isComplex;
}
/**
* Adds a Complex shape to the graph.
* The sub-shapes of a complex shape are processed like part of the shape.
* @param graph Graph where the parsed graph is included.
* @param parent Parent cell of the shape.
* @param parentHeight Height of the parent cell of the shape.
* @return Cell added to the graph.
*/
public mxCell addComplexShapeToGraph(mxGraph graph, Object parent,
double parentHeight)
{
mxVdxShapeForm vsf = new mxVdxShapeForm(this, masterShape,
masterElement, 0);
if (vsf.isSwimlane())
{
//Set title
String t = "";
Element text = (Element) shape.getElementsByTagName("Text").item(0);
if (text != null)
{
t = (text.getTextContent());
}
//Get subshapes.
NodeList shpsList = shape.getElementsByTagName("Shapes");
Element shps = (Element) shpsList.item(0);
NodeList child = shps.getChildNodes();
Element sh = (Element) child.item(child.getLength() - 2);
mxVdxShape subShape = new mxVdxShape(sh);
Element sh2 = (Element) child.item(child.getLength() - 1);
mxVdxShape subShape2 = new mxVdxShape(sh2);
//Define dimentions
mxPoint d = this.getDimentions();
d.setY(subShape.getDimentions().getY());
//Define origin
mxPoint o = this.getOriginPoint(parentHeight);
//Define style
String style = this.getStyleFromShape(parentHeight);
HashMap<String, Object> styleMap = mxVdxUtils.getStyleMap(style,
"=");
styleMap.put(mxConstants.STYLE_FILLCOLOR, subShape2.getColor());
style = mxVdxUtils.getStyleString(styleMap, "=");
//Insert a new vertex in the graph
mxCell v1 = (mxCell) graph.insertVertex(parent, null, t, o.getX(),
o.getY(), d.getX(), d.getY(), style);
return v1;
}
else
{
//The first shape has all the properties.
return this.addSimpleShapeToGraph(graph, parent, parentHeight);
}
}
/**
* Adds a simple shape to the graph
* @param graph Graph where the parsed graph is included.
* @param parent Parent cell of the shape.
* @param parentHeight Height of the parent cell of the shape.
* @return Cell added to the graph.
*/
public mxCell addSimpleShapeToGraph(mxGraph graph, Object parent,
double parentHeight)
{
mxVdxShapeForm vsf = new mxVdxShapeForm(this, masterShape,
masterElement, 0);
//Defines Text Label.
String textLabel = this.getTextLabel();
mxPoint cordenates = this.getOriginPoint(parentHeight);
mxPoint dimentions = this.getDimentions();
if (vsf.isEastDirection())
{
double y = dimentions.getY();
double x = dimentions.getX();
dimentions.setX(y);
dimentions.setY(x);
}
//Defines style
String style = this.getStyleFromShape(parentHeight);
//Insert a new vertex in the graph
mxCell v1 = (mxCell) graph.insertVertex(parent, null, textLabel,
cordenates.getX(), cordenates.getY(), dimentions.getX(),
dimentions.getY(), style);
return v1;
}
}