design/designer-realize/src/main/java/com/fr/design/mainframe/form/FormReportComponentComposite.java

package com.fr.design.mainframe.form;

import com.fr.base.DynamicUnitList;
import com.fr.base.ScreenResolution;
import com.fr.design.cell.bar.DynamicScrollBar;
import com.fr.design.event.TargetModifiedEvent;
import com.fr.design.event.TargetModifiedListener;
import com.fr.design.layout.FRGUIPaneFactory;
import com.fr.design.mainframe.BaseJForm;
import com.fr.design.mainframe.DesignerContext;
import com.fr.design.mainframe.DesignerUIModeConfig;
import com.fr.design.mainframe.ElementCasePane;
import com.fr.design.mainframe.JDashboard;
import com.fr.design.mainframe.JForm;
import com.fr.design.mainframe.JFormSliderPane;
import com.fr.design.mainframe.JTemplate;
import com.fr.design.mainframe.JTemplateProvider;
import com.fr.design.mainframe.toolbar.ToolBarMenuDockPlus;
import com.fr.form.FormElementCaseContainerProvider;
import com.fr.form.FormElementCaseProvider;
import com.fr.grid.Grid;
import com.fr.grid.GridUtils;
import com.fr.report.ReportHelper;
import com.fr.report.worksheet.FormElementCase;
import com.fr.stable.AssistUtils;
import com.fr.stable.Constants;

import javax.swing.JComponent;
import javax.swing.JPanel;
import javax.swing.event.ChangeEvent;
import javax.swing.event.ChangeListener;
import java.awt.BorderLayout;

/**
 * 整个FormElementCase编辑区域 包括滚动条、中间的grid或者聚合块、下面的sheetTab
 */
public class FormReportComponentComposite extends JComponent implements TargetModifiedListener, FormECCompositeProvider {

    private static final int MAX = 400;
    private static final int HUND = 100;
    private static final int MIN = 10;
    private static final int DIR = 10;
    private static final double MIN_TIME = 0.4;
    public final FormElementCaseDesigner elementCaseDesigner;
    private final JTemplateProvider jTemplate;

    private final FormTabPane sheetNameTab;
    private JPanel hbarContainer;
    private JFormSliderPane jSliderContainer;

    public FormReportComponentComposite(JTemplateProvider jTemplate, JDashboard jDashboard, FormElementCaseDesigner<?,?,?> elementCaseDesign, String ecContainerName) {
        this.jTemplate = jTemplate;
        this.setLayout(FRGUIPaneFactory.createBorderLayout());
        this.elementCaseDesigner = elementCaseDesign;
        this.add(elementCaseDesigner, BorderLayout.CENTER);
        sheetNameTab = new FormTabPane(ecContainerName, jDashboard);
        this.add(createSouthControlPane(), BorderLayout.SOUTH);
        jSliderContainer.addValueChangeListener(showValSpinnerChangeListener);
        this.elementCaseDesigner.elementCasePane.getGrid().addMouseWheelListener(new FormReportComponentCompositeMouseWheelHandler(this));
        elementCaseDesigner.addTargetModifiedListener(this);
        this.jSliderContainer.setShowValue((ScreenResolution.getScreenResolution() * HUND) / Constants.DEFAULT_WEBWRITE_AND_SCREEN_RESOLUTION);
    }

    public FormReportComponentComposite(BaseJForm jform, FormElementCaseDesigner elementCaseDesign, FormElementCaseContainerProvider ecContainer) {
        this(jform, jform, elementCaseDesign, ecContainer.getElementCaseContainerName());
    }

    ChangeListener showValSpinnerChangeListener = new ChangeListener() {
        @Override
        public void stateChanged(ChangeEvent e) {
            double value = jSliderContainer.getShowValue();
            value = value > MAX ? MAX : value;
            value = value < MIN ? MIN : value;
            int resolution = (int) (DesignerUIModeConfig.getInstance().getScreenResolution() * value / HUND);
            setScale(resolution);
        }
    };



    private java.util.List<TargetModifiedListener> targetModifiedList = new java.util.ArrayList<TargetModifiedListener>();

    private void setScale(int resolution) {
        ElementCasePane elementCasePane = elementCaseDesigner.getEditingElementCasePane();
        //网格线
        if (resolution < DesignerUIModeConfig.getInstance().getScreenResolution() * MIN_TIME) {
            elementCasePane.getGrid().setShowGridLine(false);
        } else {
            elementCasePane.getGrid().setShowGridLine(true);
        }
        elementCasePane.setResolution(resolution);
        elementCasePane.getGrid().getGridMouseAdapter().setResolution(resolution);
        elementCasePane.getGrid().setResolution(resolution);
        //更新Grid
        Grid grid = elementCasePane.getGrid();
        DynamicUnitList rowHeightList = ReportHelper.getRowHeightList(elementCasePane.getEditingElementCase());
        DynamicUnitList columnWidthList = ReportHelper.getColumnWidthList(elementCasePane.getEditingElementCase());
        grid.setVerticalExtent(GridUtils.getExtentValue(0, rowHeightList, grid.getHeight(), resolution));
        grid.setHorizontalExtent(GridUtils.getExtentValue(0, columnWidthList, grid.getWidth(), resolution));
        elementCasePane.getGrid().updateUI();
        //更新Column和Row
        ((DynamicScrollBar) elementCasePane.getVerticalScrollBar()).setDpi(resolution);
        ((DynamicScrollBar) elementCasePane.getHorizontalScrollBar()).setDpi(resolution);
        elementCasePane.getGridColumn().setResolution(resolution);
        elementCasePane.getGridColumn().updateUI();
        elementCasePane.getGridRow().setResolution(resolution);
        elementCasePane.getGridRow().updateUI();
    }

    private int selfAdaptUpdate() {
        ElementCasePane elementCasePane = elementCaseDesigner.getEditingElementCasePane();
        ElementCasePane reportPane = elementCasePane.getGrid().getElementCasePane();
        int column = reportPane.getSelection().getSelectedColumns()[0];
        double columnLength = reportPane.getSelection().getSelectedColumns().length;
        double columnExtent = reportPane.getGrid().getHorizontalExtent();
        int row = reportPane.getSelection().getSelectedRows()[0];
        double rowLength = reportPane.getSelection().getSelectedRows().length;
        double rowExtent = reportPane.getGrid().getVerticalExtent();
        if (AssistUtils.equals(columnLength, 0d) || AssistUtils.equals(rowLength, 0d)) {
            return ScreenResolution.getScreenResolution();
        }
        double time = (columnExtent / columnLength) < (rowExtent / rowLength) ? (columnExtent / columnLength) : (rowExtent / rowLength);
        if (reportPane.isHorizontalScrollBarVisible()) {
            reportPane.getVerticalScrollBar().setValue(row);
            reportPane.getHorizontalScrollBar().setValue(column);
        }
        return (int) (time * elementCasePane.getGrid().getResolution());
    }

    /**
     * 添加目标改变的监听
     *
     * @param targetModifiedListener 目标改变事件
     */
    public void addTargetModifiedListener(TargetModifiedListener targetModifiedListener) {
        targetModifiedList.add(targetModifiedListener);
    }

    /**
     * 目标改变
     *
     * @param e 事件
     */
    public void targetModified(TargetModifiedEvent e) {
        for (TargetModifiedListener l : targetModifiedList) {
            l.targetModified(e);
        }
    }

    public void setEditingElementCase(FormElementCase formElementCase) {
        elementCaseDesigner.setTarget(formElementCase);
        fireTargetModified();
    }

    private JComponent createSouthControlPane() {
        JPanel southPane = new JPanel(new BorderLayout());
        hbarContainer = FRGUIPaneFactory.createBorderLayout_S_Pane();
        hbarContainer.add(elementCaseDesigner.getHorizontalScrollBar());
        jSliderContainer = JFormSliderPane.getInstance();

        southPane.add(hbarContainer, BorderLayout.NORTH);
        southPane.add(sheetNameTab, BorderLayout.CENTER);
        southPane.add(jSliderContainer, BorderLayout.EAST);
        return southPane;
    }

    /**
     * 停止编辑
     */
    public void stopEditing() {
        elementCaseDesigner.stopEditing();
    }

    public void setComposite() {
        DesignerContext.getDesignerFrame().resetToolkitByPlus((ToolBarMenuDockPlus) jTemplate);
        this.validate();
        this.repaint(40);
    }

    public void setSelectedWidget(FormElementCaseProvider fc) {
        if (fc != null) {
            elementCaseDesigner.setTarget(fc);
        }
    }

    /**
     * 模板更新
     */
    public void fireTargetModified() {
        jTemplate.fireTargetModified();
    }

    public JFormSliderPane getSliderContainer() {
        return this.jSliderContainer;
    }

}