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https://github.com/bancika/diy-layout-creator
synced 2026-11-11 01:32:08 +10:00
Mirrored text for PCB artwork
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bancika
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package org.diylc.components.misc;
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import java.awt.Color;
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import java.awt.Font;
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import java.awt.FontMetrics;
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import java.awt.Graphics2D;
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import java.awt.Point;
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import java.awt.geom.AffineTransform;
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import java.awt.geom.Rectangle2D;
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import org.diylc.common.HorizontalAlignment;
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import org.diylc.common.Orientation;
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import org.diylc.common.VerticalAlignment;
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import org.diylc.components.AbstractComponent;
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import org.diylc.core.ComponentState;
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import org.diylc.core.IDIYComponent;
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import org.diylc.core.IDrawingObserver;
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import org.diylc.core.Project;
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import org.diylc.core.VisibilityPolicy;
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import org.diylc.core.annotations.BomPolicy;
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import org.diylc.core.annotations.ComponentDescriptor;
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import org.diylc.core.annotations.EditableProperty;
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@ComponentDescriptor(name = "PCB Text", author = "Branislav Stojkovic", category = "Misc", description = "Mirrored text for PCB artwork", instanceNamePrefix = "L", zOrder = IDIYComponent.TRACE, flexibleZOrder = false, stretchable = false, bomPolicy = BomPolicy.NEVER_SHOW)
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public class PCBText extends AbstractComponent<Void> {
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public static String DEFAULT_TEXT = "Double click to edit text";
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public static Font DEFAULT_FONT = new Font("Courier New", Font.BOLD, 14);
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private static final long serialVersionUID = 1L;
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private Point point = new Point(0, 0);
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private String text = DEFAULT_TEXT;
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private Font font = DEFAULT_FONT;
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private Color color = LABEL_COLOR;
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private HorizontalAlignment horizontalAlignment = HorizontalAlignment.CENTER;
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private VerticalAlignment verticalAlignment = VerticalAlignment.CENTER;
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private Orientation orientation = Orientation.DEFAULT;
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@Override
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public void draw(Graphics2D g2d, ComponentState componentState,
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boolean outlineMode, Project project,
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IDrawingObserver drawingObserver) {
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g2d
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.setColor(componentState == ComponentState.SELECTED ? LABEL_COLOR_SELECTED
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: color);
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g2d.setFont(font);
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FontMetrics fontMetrics = g2d.getFontMetrics();
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Rectangle2D rect = fontMetrics.getStringBounds(text, g2d);
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int textHeight = (int) rect.getHeight();
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int textWidth = (int) rect.getWidth();
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int x = point.x;
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int y = point.y;
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switch (getVerticalAlignment()) {
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case CENTER:
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y = point.y - textHeight / 2 + fontMetrics.getAscent();
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break;
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case TOP:
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y = point.y - textHeight + fontMetrics.getAscent();
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break;
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case BOTTOM:
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y = point.y + fontMetrics.getAscent();
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break;
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default:
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throw new RuntimeException("Unexpected alignment: "
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+ getVerticalAlignment());
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}
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switch (getHorizontalAlignment()) {
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case CENTER:
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x = point.x - textWidth / 2;
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break;
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case LEFT:
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x = point.x;
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break;
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case RIGHT:
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x = point.x - textWidth;
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break;
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default:
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throw new RuntimeException("Unexpected alignment: "
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+ getHorizontalAlignment());
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}
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switch (getOrientation()) {
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case _90:
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g2d.rotate(Math.PI / 2, point.x, point.y);
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break;
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case _180:
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g2d.rotate(Math.PI, point.x, point.y);
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break;
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case _270:
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g2d.rotate(Math.PI * 3 / 2, point.x, point.y);
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break;
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}
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// Flip horizontally
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AffineTransform tx = AffineTransform.getScaleInstance(-1, 1);
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tx.translate(-2 * x - textWidth, 0);
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g2d.transform(tx);
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g2d.drawString(text, x, y);
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}
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@Override
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public void drawIcon(Graphics2D g2d, int width, int height) {
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g2d.setColor(LABEL_COLOR);
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g2d.setFont(LABEL_FONT.deriveFont(13f * width / 32).deriveFont(
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Font.PLAIN));
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FontMetrics fontMetrics = g2d.getFontMetrics();
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Rectangle2D rect = fontMetrics.getStringBounds("Abc", g2d);
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int textHeight = (int) (rect.getHeight());
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int textWidth = (int) (rect.getWidth());
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// Center text horizontally and vertically.
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int x = (width - textWidth) / 2 + 1;
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int y = (height - textHeight) / 2 + fontMetrics.getAscent();
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g2d.drawString("Abc", x, y);
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}
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@EditableProperty
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public Font getFont() {
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return font;
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}
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public void setFont(Font font) {
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this.font = font;
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}
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// Bold and italic fields are named to be alphabetically after Font. This is
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// important!
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@EditableProperty(name = "Font Bold")
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public boolean getBold() {
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return font.isBold();
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}
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public void setBold(boolean bold) {
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if (bold) {
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if (font.isItalic()) {
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font = font.deriveFont(Font.BOLD + Font.ITALIC);
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} else {
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font = font.deriveFont(Font.BOLD);
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}
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} else {
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if (font.isItalic()) {
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font = font.deriveFont(Font.ITALIC);
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} else {
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font = font.deriveFont(Font.PLAIN);
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}
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}
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}
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@EditableProperty(name = "Font Italic")
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public boolean getItalic() {
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return font.isItalic();
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}
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public void setItalic(boolean italic) {
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if (italic) {
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if (font.isBold()) {
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font = font.deriveFont(Font.BOLD + Font.ITALIC);
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} else {
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font = font.deriveFont(Font.ITALIC);
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}
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} else {
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if (font.isBold()) {
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font = font.deriveFont(Font.BOLD);
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} else {
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font = font.deriveFont(Font.PLAIN);
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}
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}
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}
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@EditableProperty
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public Orientation getOrientation() {
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if (orientation == null) {
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orientation = Orientation.DEFAULT;
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}
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return orientation;
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}
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public void setOrientation(Orientation orientation) {
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this.orientation = orientation;
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}
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@EditableProperty(name = "Font Size")
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public int getFontSize() {
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return font.getSize();
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}
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public void setFontSize(int size) {
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font = font.deriveFont((float) size);
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}
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@Override
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public int getControlPointCount() {
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return 1;
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}
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@Override
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public Point getControlPoint(int index) {
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return point;
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}
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@Override
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public boolean isControlPointSticky(int index) {
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return false;
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}
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@Override
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public VisibilityPolicy getControlPointVisibilityPolicy(int index) {
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return VisibilityPolicy.WHEN_SELECTED;
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}
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@Override
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public void setControlPoint(Point point, int index) {
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this.point.setLocation(point);
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}
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@EditableProperty(defaultable = false)
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public String getText() {
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return text;
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}
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public void setText(String text) {
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this.text = text;
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}
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@EditableProperty
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public Color getColor() {
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return color;
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}
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public void setColor(Color color) {
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this.color = color;
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}
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@EditableProperty(name = "Vertical alignment")
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public VerticalAlignment getVerticalAlignment() {
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if (verticalAlignment == null) {
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verticalAlignment = VerticalAlignment.CENTER;
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}
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return verticalAlignment;
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}
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public void setVerticalAlignment(VerticalAlignment verticalAlignment) {
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this.verticalAlignment = verticalAlignment;
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}
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@EditableProperty(name = "Horizontal alignment")
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public HorizontalAlignment getHorizontalAlignment() {
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if (horizontalAlignment == null) {
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horizontalAlignment = HorizontalAlignment.CENTER;
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}
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return horizontalAlignment;
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}
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public void setHorizontalAlignment(HorizontalAlignment alignment) {
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this.horizontalAlignment = alignment;
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}
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@Override
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public String getName() {
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return super.getName();
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}
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@Override
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public Void getValue() {
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return null;
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}
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@Override
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public void setValue(Void value) {
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}
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}
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