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// THIS FILE HAS BEEN GENERATED BY A PREPROCESSOR.
/* +=======================================================================
 * |
 * |      PlantUML : a free UML diagram generator
 * |
 * +=======================================================================
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 * (C) Copyright 2009-2024, Arnaud Roques
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 * License for more details.
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 * along with this library.  If not, see .
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 * messages are usually generated on welcome or error images and never on
 * functional diagrams.
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 * are owned by the author of their corresponding sources code (that is, their
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 * this LGPL license.
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 */
package net.sourceforge.plantuml.jsondiagram;

import java.io.IOException;
import java.io.OutputStream;
import java.util.ArrayList;
import java.util.Arrays;
import java.util.List;

import net.sourceforge.plantuml.AbstractPSystem;
import net.sourceforge.plantuml.FileFormatOption;
import net.sourceforge.plantuml.TitledDiagram;
import net.sourceforge.plantuml.command.CommandControl;
import net.sourceforge.plantuml.command.CommandScale;
import net.sourceforge.plantuml.command.CommandScaleMaxHeight;
import net.sourceforge.plantuml.command.CommandScaleMaxWidth;
import net.sourceforge.plantuml.command.CommandScaleMaxWidthAndHeight;
import net.sourceforge.plantuml.command.CommandScaleWidthAndHeight;
import net.sourceforge.plantuml.command.CommandScaleWidthOrHeight;
import net.sourceforge.plantuml.command.SingleLineCommand2;
import net.sourceforge.plantuml.core.DiagramDescription;
import net.sourceforge.plantuml.core.ImageData;
import net.sourceforge.plantuml.core.UmlSource;
import net.sourceforge.plantuml.json.JsonArray;
import net.sourceforge.plantuml.json.JsonValue;
import net.sourceforge.plantuml.klimt.creole.Display;
import net.sourceforge.plantuml.klimt.drawing.UGraphic;
import net.sourceforge.plantuml.klimt.drawing.hand.UGraphicHandwritten;
import net.sourceforge.plantuml.klimt.font.FontConfiguration;
import net.sourceforge.plantuml.klimt.font.StringBounder;
import net.sourceforge.plantuml.klimt.font.UFont;
import net.sourceforge.plantuml.klimt.geom.HorizontalAlignment;
import net.sourceforge.plantuml.klimt.geom.XDimension2D;
import net.sourceforge.plantuml.klimt.shape.AbstractTextBlock;
import net.sourceforge.plantuml.klimt.shape.TextBlock;
import net.sourceforge.plantuml.klimt.shape.TextBlockUtils;
import net.sourceforge.plantuml.skin.UmlDiagramType;
import net.sourceforge.plantuml.utils.BlocLines;
import net.sourceforge.plantuml.yaml.Highlighted;

public class JsonDiagram extends TitledDiagram {

	private final JsonValue root;
	private final List highlighted;
	private final boolean handwritten;

	public JsonDiagram(UmlSource source, UmlDiagramType type, JsonValue json, List highlighted,
			StyleExtractor styleExtractor) {
		super(source, type, null);
		this.handwritten = styleExtractor.isHandwritten();
		if (json != null && (json.isString() || json.isBoolean() || json.isNumber())) {
			this.root = new JsonArray();
			((JsonArray) this.root).add(json);
		} else {
			this.root = json;
		}
		this.highlighted = highlighted;
		final String scale = styleExtractor.getScale();
		if (scale != null) {
			final List> cmds = new ArrayList<>();
			cmds.add(CommandScale.ME);
			cmds.add(CommandScaleWidthAndHeight.ME);
			cmds.add(CommandScaleWidthOrHeight.ME);
			cmds.add(CommandScaleMaxWidth.ME);
			cmds.add(CommandScaleMaxHeight.ME);
			cmds.add(CommandScaleMaxWidthAndHeight.ME);
			final BlocLines lines = BlocLines.singleString(scale);
			for (SingleLineCommand2 cmd : cmds)
				if (cmd.isValid(lines) == CommandControl.OK)
					cmd.execute(this, lines);
		}
	}

	public DiagramDescription getDescription() {
		if (getUmlDiagramType() == UmlDiagramType.YAML)
			return new DiagramDescription("(Yaml)");

		if (getUmlDiagramType() == UmlDiagramType.HCL)
			return new DiagramDescription("(HCL)");

		return new DiagramDescription("(Json)");
	}

	@Override
	protected ImageData exportDiagramNow(OutputStream os, int index, FileFormatOption fileFormatOption)
			throws IOException {

		return createImageBuilder(fileFormatOption).drawable(getTextMainBlock(fileFormatOption)).write(os);
	}

	private void drawInternal(UGraphic ug) {
		if (handwritten)
			ug = new UGraphicHandwritten(ug);
		if (root == null) {
			final Display display = Display
					.getWithNewlines("Your data does not sound like " + getUmlDiagramType() + " data");
			final FontConfiguration fontConfiguration = FontConfiguration.blackBlueTrue(UFont.courier(14));
			TextBlock result = display.create(fontConfiguration, HorizontalAlignment.LEFT, getSkinParam());
			result = TextBlockUtils.withMargin(result, 5, 2);
			result.drawU(ug);
		} else {
			new SmetanaForJson(ug, getSkinParam()).drawMe(root, highlighted);
		}
	}

	@Override
	protected TextBlock getTextMainBlock(final FileFormatOption fileFormatOption) {
		return new AbstractTextBlock() {

			public void drawU(UGraphic ug) {
				drawInternal(ug);
			}

			public XDimension2D calculateDimension(StringBounder stringBounder) {
				return TextBlockUtils.getMinMax(getTextMainBlock(fileFormatOption), stringBounder, true).getDimension();
			}
		};
	}

}




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