design/designer-form/src/main/java/com/fr/design/designer/creator/XLabel.java

/*
 * Copyright(c) 2001-2010, FineReport Inc, All Rights Reserved.
 */
package com.fr.design.designer.creator;

import com.fr.base.BaseUtils;
import com.fr.base.Style;
import com.fr.base.background.ImageBackground;
import com.fr.design.border.UIRoundedBorder;
import com.fr.design.form.util.FontTransformUtil;
import com.fr.design.form.util.XCreatorConstants;
import com.fr.design.gui.ilable.UILabel;
import com.fr.design.mainframe.widget.editors.FontEditor;
import com.fr.design.mainframe.widget.editors.ItemCellEditor;
import com.fr.design.mainframe.widget.editors.WidgetValueEditor;
import com.fr.design.mainframe.widget.renderer.FontCellRenderer;
import com.fr.design.mainframe.widget.renderer.LabelHorizontalAlignmentRenderer;
import com.fr.form.ui.Label;
import com.fr.form.ui.container.WParameterLayout;

import com.fr.general.Background;
import com.fr.stable.ArrayUtils;
import com.fr.stable.Constants;
import com.fr.stable.core.PropertyChangeAdapter;

import javax.swing.*;
import java.awt.*;
import java.awt.geom.Rectangle2D;
import java.beans.IntrospectionException;

/**
 * @author richer
 * @since 6.5.3
 */
public class XLabel extends XWidgetCreator {

    private int cornerSize = 15;
    private boolean enabledBackgroundPainting = true;

    public XLabel(Label widget, Dimension initSize) {
        super(widget, initSize);
    }

    public void setEnabledBackgroundPainting(boolean enable) {
        this.enabledBackgroundPainting = enable;
    }

    /**
     * 生成creator对应的控件widget
     *
     * @return 控件widget
     */
    public Label toData() {
        return (Label) data;
    }

    /**
     * 返回组件属性值
     *
     * @return 返回组件属性值
     * @throws IntrospectionException 异常
     */
    @Override
    public CRPropertyDescriptor[] supportedDescriptor() throws IntrospectionException {
        return (CRPropertyDescriptor[]) ArrayUtils.addAll(super.supportedDescriptor(),
                new CRPropertyDescriptor[]{
                        new CRPropertyDescriptor("widgetValue", this.data.getClass()).setI18NName(
                                com.fr.design.i18n.Toolkit.i18nText("Fine-Design_Form_Widget_Value")).setEditorClass(
                                WidgetValueEditor.class).putKeyValue(XCreatorConstants.PROPERTY_CATEGORY, "Fine-Design_Basic_Advanced")
                                .setPropertyChangeListener(new PropertyChangeAdapter() {

                            @Override
                            public void propertyChange() {
                                XCreator parent = (XCreator) XLabel.this.getParent();
                                ((WParameterLayout) parent.toData()).refreshTagList();
                            }
                        }),
                        new CRPropertyDescriptor("wrap", this.data.getClass()).setI18NName(
                                com.fr.design.i18n.Toolkit.i18nText("Fine-Design_Form_StyleAlignment_Wrap_Text")).putKeyValue(
                                XCreatorConstants.PROPERTY_CATEGORY, "Fine-Design_Basic_Advanced"),
                        new CRPropertyDescriptor("verticalCenter", this.data.getClass()).setI18NName(
                                com.fr.design.i18n.Toolkit.i18nText("Fine-Design_Form_Page_Setup_Vertically")).putKeyValue(
                                XCreatorConstants.PROPERTY_CATEGORY, "Fine-Design_Basic_Advanced"),
                        new CRPropertyDescriptor("textalign", this.data.getClass()).setI18NName(
                                com.fr.design.i18n.Toolkit.i18nText("Fine-Design_Form_Alignment-Style")).setEditorClass(ItemCellEditor.class)
                                .setRendererClass(LabelHorizontalAlignmentRenderer.class).putKeyValue(
                                XCreatorConstants.PROPERTY_CATEGORY, "Fine-Design_Basic_Advanced"),
                        new CRPropertyDescriptor("font", this.data.getClass()).setI18NName(com.fr.design.i18n.Toolkit.i18nText("Fine-Design_Form_Font"))
                                .setEditorClass(FontEditor.class).setRendererClass(FontCellRenderer.class).putKeyValue(
                                XCreatorConstants.PROPERTY_CATEGORY, "Fine-Design_Basic_Advanced")});
    }

    @Override
    public void paintComponent(Graphics g) {
        super.paintComponent(g);
        Label label = (Label) data;
        Dimension size = this.getSize();
        //先画背景，再画标题
        Background background = label.getBackground();
        if (background != null && enabledBackgroundPainting) {
            Graphics2D g2d = (Graphics2D) g;
            Composite oldComposite = g2d.getComposite();
            g2d.setComposite(AlphaComposite.getInstance(AlphaComposite.SRC_ATOP, label.getBackgroundOpacity()));
            background.paint(g, new Rectangle2D.Double(0, 0, size.getWidth(), size.getHeight()));
            g2d.setComposite(oldComposite);
        }
        if (label.getWidgetValue() != null) {
            Graphics2D g2d = (Graphics2D) g.create();

            Background inset = label.getInsetImage();
            Image insetImage = inset instanceof ImageBackground ? ((ImageBackground) inset).getImage() : null;

            BaseUtils.drawStringStyleInRotation(g2d,
                    this.getWidth(), this.getHeight(),
                    label.getWidgetValue().toString(),
                    Style.getInstance(label.getFont())
                            .deriveHorizontalAlignment(label.getTextalign())
                            .deriveVerticalAlignment(label.isVerticalCenter() ? SwingConstants.CENTER : SwingConstants.TOP)
                            .deriveTextStyle(label.isWrap() ? Style.TEXTSTYLE_WRAPTEXT : Style.TEXTSTYLE_SINGLELINE),
                    insetImage, label.getInsetImagePadding(), label.isInsetRelativeTextLeft(), label.isInsetRelativeTextRight(),
                    FontTransformUtil.getDesignerFontResolution());

        }
    }

    @Override
    protected JComponent initEditor() {
        if (editor == null) {
            editor = new UILabel();
        }
        return editor;
    }

    @Override
    protected void initXCreatorProperties() {
        super.initXCreatorProperties();
        if (toData().getBorder() != Constants.LINE_NONE) {
            this.setBorder(new UIRoundedBorder(toData().getBorder(), toData().getColor(), toData().isCorner() ? cornerSize : 0));
        } else {
            this.setBorder(DEFALUTBORDER);
        }
    }

    @Override
    protected String getIconName() {
        return "label_16.png";
    }

}