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package com.structurizr.view;
import com.fasterxml.jackson.annotation.JsonInclude;
import com.structurizr.util.ImageUtils;
import com.structurizr.util.StringUtils;
/**
* A definition of an element style.
*/
public final class ElementStyle extends AbstractStyle {
public static final int DEFAULT_WIDTH = 450;
public static final int DEFAULT_HEIGHT = 300;
private String tag;
@JsonInclude(value = JsonInclude.Include.NON_NULL)
private Integer width;
@JsonInclude(value = JsonInclude.Include.NON_NULL)
private Integer height;
@JsonInclude(value = JsonInclude.Include.NON_NULL)
private String background;
@JsonInclude(value = JsonInclude.Include.NON_NULL)
private String stroke;
@JsonInclude(value = JsonInclude.Include.NON_NULL)
private Integer strokeWidth;
@JsonInclude(value = JsonInclude.Include.NON_NULL)
private String color;
@JsonInclude(value = JsonInclude.Include.NON_NULL)
private Integer fontSize;
@JsonInclude(value = JsonInclude.Include.NON_NULL)
private Shape shape;
@JsonInclude(value = JsonInclude.Include.NON_NULL)
private String icon;
@JsonInclude(value = JsonInclude.Include.NON_NULL)
private Border border;
@JsonInclude(value = JsonInclude.Include.NON_NULL)
private Integer opacity;
@JsonInclude(value = JsonInclude.Include.NON_NULL)
private Boolean metadata;
@JsonInclude(value = JsonInclude.Include.NON_NULL)
private Boolean description;
ElementStyle() {
}
ElementStyle(String tag) {
this.tag = tag;
}
public ElementStyle(String tag, Integer width, Integer height, String background, String color, Integer fontSize) {
this(tag, width, height, background, color, fontSize, null);
}
public ElementStyle(String tag, Integer width, Integer height, String background, String color, Integer fontSize, Shape shape) {
this.tag = tag;
this.width = width;
this.height = height;
setBackground(background);
setColor(color);
this.fontSize = fontSize;
this.shape = shape;
}
/**
* The tag to which this element style applies.
*
* @return the tag, as a String
*/
public String getTag() {
return tag;
}
public void setTag(String tag) {
this.tag = tag;
}
/**
* Gets the width of the element, in pixels.
*
* @return the width as an Integer, or null if not specified
*/
public Integer getWidth() {
return width;
}
public void setWidth(Integer width) {
this.width = width;
}
public ElementStyle width(int width) {
setWidth(width);
return this;
}
/**
* Gets the height of the element, in pixels.
*
* @return the height as an Integer, or null if not specified
*/
public Integer getHeight() {
return height;
}
public void setHeight(Integer height) {
this.height = height;
}
public ElementStyle height(int height) {
setHeight(height);
return this;
}
/**
* Gets the background colour of the element, as a HTML RGB hex string (e.g. #123456).
*
* @return the background colour as a String, or null if not specified
*/
public String getBackground() {
return background;
}
public void setBackground(String color) {
if (Color.isHexColorCode(color)) {
this.background = color.toLowerCase();
} else {
String hexColorCode = Color.fromColorNameToHexColorCode(color);
if (hexColorCode != null) {
this.background = hexColorCode.toLowerCase();
} else {
throw new IllegalArgumentException(color + " is not a valid hex colour code or HTML colour name.");
}
}
}
public ElementStyle background(String background) {
setBackground(background);
return this;
}
/**
* Gets the stroke colour of the element, as a HTML RGB hex string (e.g. #123456).
*
* @return the stroke colour as a String, or null if not specified
*/
public String getStroke() {
return stroke;
}
public void setStroke(String color) {
if (Color.isHexColorCode(color)) {
this.stroke = color.toLowerCase();
} else {
String hexColorCode = Color.fromColorNameToHexColorCode(color);
if (hexColorCode != null) {
this.stroke = hexColorCode.toLowerCase();
} else {
throw new IllegalArgumentException(color + " is not a valid hex colour code or HTML colour name.");
}
}
}
public ElementStyle stroke(String color) {
setStroke(color);
return this;
}
/**
* Gets the stroke width, in pixels, between 1 and 10.
*
* @return the stroke width
*/
public Integer getStrokeWidth() {
return strokeWidth;
}
public void setStrokeWidth(Integer strokeWidth) {
if (strokeWidth == null) {
this.strokeWidth = null;
} else if (strokeWidth < 1) {
this.strokeWidth = 1;
} else {
this.strokeWidth = Math.min(10, strokeWidth);
}
}
public ElementStyle strokeWidth(Integer strokeWidth) {
setStrokeWidth(strokeWidth);
return this;
}
/**
* Gets the foreground (text) colour of the element, as a HTML RGB hex string (e.g. #123456).
*
* @return the foreground colour as a String, or null if not specified
*/
public String getColor() {
return color;
}
public void setColor(String color) {
if (Color.isHexColorCode(color)) {
this.color = color.toLowerCase();
} else {
String hexColorCode = Color.fromColorNameToHexColorCode(color);
if (hexColorCode != null) {
this.color = hexColorCode.toLowerCase();
} else {
throw new IllegalArgumentException(color + " is not a valid hex colour code or HTML colour name.");
}
}
}
public ElementStyle color(String color) {
setColor(color);
return this;
}
/**
* Gets the standard font size used to render text, in pixels.
*
* @return the font size, in pixels, as an Integer, or null if not specified
*/
public Integer getFontSize() {
return fontSize;
}
public void setFontSize(Integer fontSize) {
this.fontSize = fontSize;
}
public ElementStyle fontSize(int fontSize) {
setFontSize(fontSize);
return this;
}
/**
* Gets the shape used to render the element.
*
* @return a Shape, or null if not specified
*/
public Shape getShape() {
return shape;
}
public void setShape(Shape shape) {
this.shape = shape;
}
public ElementStyle shape(Shape shape) {
setShape(shape);
return this;
}
/**
* Gets the icon of the element (a URL, or a data URI representing a Base64 encoded PNG/JPG/GIF file).
*
* @return the icon, or null if not specified
*/
public String getIcon() {
return icon;
}
public void setIcon(String icon) {
if (StringUtils.isNullOrEmpty(icon)) {
this.icon = null;
} else {
ImageUtils.validateImage(icon);
this.icon = icon.trim();
}
}
public ElementStyle icon(String icon) {
setIcon(icon);
return this;
}
/**
* Gets the border used when rendering the element.
*
* @return a Border, or null if not specified
*/
public Border getBorder() {
return border;
}
public void setBorder(Border border) {
this.border = border;
}
public ElementStyle border(Border border) {
setBorder(border);
return this;
}
/**
* Gets the opacity used when rendering the element.
*
* @return the opacity, as an integer between 0 and 100.
*/
public Integer getOpacity() {
return opacity;
}
public void setOpacity(Integer opacity) {
if (opacity != null) {
if (opacity < 0) {
this.opacity = 0;
} else if (opacity > 100) {
this.opacity = 100;
} else {
this.opacity = opacity;
}
}
}
public ElementStyle opacity(int opacity) {
setOpacity(opacity);
return this;
}
/**
* Determines whether the element metadata should be shown or not.
*
* @return true (shown), false (hidden) or null (not set)
*/
public Boolean getMetadata() {
return metadata;
}
/**
* Sets whether the element metadata should be shown or not.
*
* @param metadata true (shown), false (hidden) or null (not set)
*/
public void setMetadata(Boolean metadata) {
this.metadata = metadata;
}
public ElementStyle metadata(boolean metadata) {
setMetadata(metadata);
return this;
}
/**
* Determines whether the element description should be shown or not.
*
* @return true (shown), false (hidden) or null (not set)
*/
public Boolean getDescription() {
return description;
}
/**
* Sets whether the element description should be shown or not.
*
* @param description true (shown), false (hidden) or null (not set)
*/
public void setDescription(Boolean description) {
this.description = description;
}
public ElementStyle description(boolean description) {
setDescription(description);
return this;
}
void copyFrom(ElementStyle elementStyle) {
if (elementStyle.getWidth() != null) {
this.setWidth(elementStyle.getWidth());
}
if (elementStyle.getHeight() != null) {
this.setHeight(elementStyle.getHeight());
}
if (!StringUtils.isNullOrEmpty(elementStyle.getBackground())) {
this.setBackground(elementStyle.getBackground());
}
if (!StringUtils.isNullOrEmpty(elementStyle.getStroke())) {
this.setStroke(elementStyle.getStroke());
}
if (elementStyle.getStrokeWidth() != null) {
this.setStrokeWidth(elementStyle.getStrokeWidth());
}
if (!StringUtils.isNullOrEmpty(elementStyle.getColor())) {
this.setColor(elementStyle.getColor());
}
if (elementStyle.getFontSize() != null) {
this.setFontSize(elementStyle.getFontSize());
}
if (elementStyle.getShape() != null) {
this.setShape(elementStyle.getShape());
}
if (!StringUtils.isNullOrEmpty(elementStyle.getIcon())) {
this.setIcon(elementStyle.getIcon());
}
if (elementStyle.getBorder() != null) {
this.setBorder(elementStyle.getBorder());
}
if (elementStyle.getOpacity() != null) {
this.setOpacity(elementStyle.getOpacity());
}
if (elementStyle.getMetadata() != null) {
this.setMetadata(elementStyle.getMetadata());
}
if (elementStyle.getDescription() != null) {
this.setDescription(elementStyle.getDescription());
}
for (String name : elementStyle.getProperties().keySet()) {
this.addProperty(name, elementStyle.getProperties().get(name));
}
}
}
