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IDEA-230850 SVG viewer: convert JCefImageViewerUI to Kotlin
GitOrigin-RevId: d25bc9f6ba56eed47804dfb0b12145941d4cde4f
This commit is contained in:
Vladimir Kharitonov
committed by
intellij-monorepo-bot
intellij-monorepo-bot
parent
8cbc499f7c
commit
a7bd8255ac
@@ -1,177 +1,141 @@
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// Copyright 2000-2023 JetBrains s.r.o. and contributors. Use of this source code is governed by the Apache 2.0 license.
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package org.intellij.images.editor.impl.jcef;
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package org.intellij.images.editor.impl.jcef
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import com.intellij.openapi.Disposable;
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import com.intellij.openapi.actionSystem.ActionGroup;
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import com.intellij.openapi.actionSystem.ActionManager;
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import com.intellij.openapi.actionSystem.ActionToolbar;
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import com.intellij.openapi.actionSystem.DataProvider;
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import com.intellij.openapi.ui.Messages;
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import com.intellij.ui.JBColor;
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import com.intellij.ui.PopupHandler;
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import com.intellij.ui.components.Magnificator;
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import com.intellij.ui.components.ZoomableViewport;
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import com.intellij.ui.components.panels.NonOpaquePanel;
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import com.intellij.util.ui.JBUI;
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import org.intellij.images.ImagesBundle;
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import org.intellij.images.editor.actionSystem.ImageEditorActions;
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import org.intellij.images.options.EditorOptions;
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import org.intellij.images.options.Options;
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import org.intellij.images.options.OptionsManager;
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import org.intellij.images.options.ZoomOptions;
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import org.intellij.images.ui.ImageComponentDecorator;
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import org.jetbrains.annotations.Nls;
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import org.jetbrains.annotations.NonNls;
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import org.jetbrains.annotations.NotNull;
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import org.jetbrains.annotations.Nullable;
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import com.intellij.openapi.Disposable
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import com.intellij.openapi.actionSystem.ActionGroup
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import com.intellij.openapi.actionSystem.ActionManager
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import com.intellij.openapi.actionSystem.DataProvider
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import com.intellij.openapi.ui.Messages
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import com.intellij.ui.JBColor
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import com.intellij.ui.PopupHandler
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import com.intellij.ui.components.Magnificator
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import com.intellij.ui.components.ZoomableViewport
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import com.intellij.ui.components.panels.NonOpaquePanel
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import com.intellij.util.ui.JBUI
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import org.intellij.images.ImagesBundle
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import org.intellij.images.editor.actionSystem.ImageEditorActions
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import org.intellij.images.editor.impl.jcef.JCefImageViewer.Companion.isDebugMode
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import org.intellij.images.options.OptionsManager
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import org.intellij.images.ui.ImageComponentDecorator
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import org.jetbrains.annotations.Nls
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import org.jetbrains.annotations.NonNls
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import java.awt.BorderLayout
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import java.awt.CardLayout
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import java.awt.Component
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import java.awt.Point
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import java.awt.event.MouseWheelListener
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import javax.swing.JLabel
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import javax.swing.JPanel
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import javax.swing.SwingConstants
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import javax.swing.SwingUtilities
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import javax.swing.*;
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import java.awt.*;
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import java.awt.event.*;
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class JCefImageViewerUI(private val myContentComponent: Component,
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private val myViewer: JCefImageViewer) : JPanel(), DataProvider, Disposable {
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private val myInfoLabel: JLabel
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private val myViewPort: JPanel
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public class JCefImageViewerUI extends JPanel implements DataProvider, Disposable {
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private final @NotNull JCefImageViewer myViewer;
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private final @NotNull JLabel myInfoLabel;
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private final @NotNull Component myContentComponent;
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override fun getData(dataId: String): Any? = if (ImageComponentDecorator.DATA_KEY.`is`(dataId)) myViewer else null
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@NonNls
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private static final String IMAGE_PANEL = "image";
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@NonNls
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private static final String ERROR_PANEL = "error";
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private final JPanel myViewPort;
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override fun dispose() {
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myViewer.preferredFocusedComponent.removeMouseWheelListener(MOUSE_WHEEL_LISTENER)
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}
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public JCefImageViewerUI(@NotNull Component component, @NotNull JCefImageViewer viewer) {
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myViewer = viewer;
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myContentComponent = component;
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setLayout(new BorderLayout());
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fun setInfo(info: @Nls String) {
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myInfoLabel.text = info
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}
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ActionManager actionManager = ActionManager.getInstance();
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ActionGroup actionGroup = (ActionGroup)actionManager.getAction(ImageEditorActions.GROUP_TOOLBAR);
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ActionToolbar actionToolbar = actionManager.createActionToolbar(ImageEditorActions.ACTION_PLACE, actionGroup, true);
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actionToolbar.setTargetComponent(this);
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private inner class ViewPort : JPanel(BorderLayout()), ZoomableViewport {
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private var myMagnificationPoint: Point? = null
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private var myOriginalZoom = 1.0
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private fun convertToContentCoordinates(point: Point): Point {
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return SwingUtilities.convertPoint(this, point, myContentComponent)
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}
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JComponent toolbarPanel = actionToolbar.getComponent();
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toolbarPanel.setBackground(JBColor.lazy(() -> getBackground()));
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override fun getMagnificator(): Magnificator {
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return Magnificator { scale, at ->
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myViewer.setZoom(scale, at)
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at
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}
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}
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JPanel topPanel = new NonOpaquePanel(new BorderLayout());
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topPanel.add(toolbarPanel, BorderLayout.WEST);
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myInfoLabel = new JLabel((String)null, SwingConstants.RIGHT);
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myInfoLabel.setBorder(JBUI.Borders.emptyRight(2));
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topPanel.add(myInfoLabel, BorderLayout.EAST);
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add(topPanel, BorderLayout.NORTH);
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myViewPort = new ViewPort();
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myViewPort.setLayout(new CardLayout());
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override fun magnificationStarted(at: Point) {
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myMagnificationPoint = at
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myOriginalZoom = myViewer.getZoom()
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}
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myViewer.getPreferredFocusedComponent().addMouseWheelListener(MOUSE_WHEEL_LISTENER);
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override fun magnificationFinished(magnification: Double) {
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myMagnificationPoint = null
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myOriginalZoom = 1.0
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}
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myViewPort.add(component, IMAGE_PANEL);
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JLabel errorLabel = new JLabel(
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override fun magnify(magnification: Double) {
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val p = myMagnificationPoint
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if (magnification.compareTo(0.0) != 0 && p != null) {
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val magnificator = magnificator
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val inContentPoint = convertToContentCoordinates(p)
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val scale = if (magnification < 0) 1f / (1 - magnification) else 1 + magnification
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magnificator.magnify(myOriginalZoom * scale, inContentPoint)
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}
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}
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}
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private val MOUSE_WHEEL_LISTENER = MouseWheelListener { e ->
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val zoomOptions = OptionsManager.getInstance().options.editorOptions.zoomOptions
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if (zoomOptions.isWheelZooming && e.isControlDown) {
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val rotation = e.wheelRotation
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if (rotation < 0) {
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myViewer.setZoom(myViewer.getZoom() * 1.2, Point(e.x, e.y))
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}
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else if (rotation > 0) {
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myViewer.setZoom(myViewer.getZoom() / 1.2, Point(e.x, e.y))
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}
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e.consume()
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}
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}
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init {
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layout = BorderLayout()
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val actionManager = ActionManager.getInstance()
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val actionGroup = actionManager.getAction(ImageEditorActions.GROUP_TOOLBAR) as ActionGroup
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val actionToolbar = actionManager.createActionToolbar(ImageEditorActions.ACTION_PLACE, actionGroup, true)
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actionToolbar.targetComponent = this
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val toolbarPanel = actionToolbar.component
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toolbarPanel.background = JBColor.lazy { background }
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val topPanel: JPanel = NonOpaquePanel(BorderLayout())
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topPanel.add(toolbarPanel, BorderLayout.WEST)
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myInfoLabel = JLabel(null as String?, SwingConstants.RIGHT)
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myInfoLabel.border = JBUI.Borders.emptyRight(2)
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topPanel.add(myInfoLabel, BorderLayout.EAST)
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add(topPanel, BorderLayout.NORTH)
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myViewPort = ViewPort()
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myViewPort.setLayout(CardLayout())
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myViewer.preferredFocusedComponent.addMouseWheelListener(MOUSE_WHEEL_LISTENER)
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myViewPort.add(myContentComponent, IMAGE_PANEL)
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val errorLabel = JLabel(
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ImagesBundle.message("error.broken.image.file.format"),
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Messages.getErrorIcon(), SwingConstants.CENTER
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);
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)
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val errorPanel = JPanel(BorderLayout())
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errorPanel.add(errorLabel, BorderLayout.CENTER)
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JPanel errorPanel = new JPanel(new BorderLayout());
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errorPanel.add(errorLabel, BorderLayout.CENTER);
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myViewPort.add(component, IMAGE_PANEL);
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myViewPort.add(errorPanel, ERROR_PANEL);
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add(myViewPort, BorderLayout.CENTER);
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myViewPort.add(myContentComponent, IMAGE_PANEL)
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myViewPort.add(errorPanel, ERROR_PANEL)
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add(myViewPort, BorderLayout.CENTER)
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if (!JCefImageViewer.isDebugMode()) { // Use the context menu for calling devtools in debug mode
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PopupHandler.installPopupMenu(myViewer.getPreferredFocusedComponent(), ImageEditorActions.GROUP_POPUP, ImageEditorActions.ACTION_PLACE);
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if (!isDebugMode()) { // Use the context menu for calling devtools in debug mode
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PopupHandler.installPopupMenu(myViewer.preferredFocusedComponent, ImageEditorActions.GROUP_POPUP, ImageEditorActions.ACTION_PLACE)
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}
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}
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@Override
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public @Nullable Object getData(@NotNull String dataId) {
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if (ImageComponentDecorator.DATA_KEY.is(dataId)) {
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return myViewer;
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}
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return null;
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fun showError() = (myViewPort.layout as CardLayout).show(myViewPort, ERROR_PANEL)
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fun showImage() = (myViewPort.layout as CardLayout).show(myViewPort, IMAGE_PANEL)
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companion object {
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private const val IMAGE_PANEL: @NonNls String = "image"
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private const val ERROR_PANEL: @NonNls String = "error"
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}
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@Override
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public void dispose() {
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myViewer.getPreferredFocusedComponent().removeMouseWheelListener(MOUSE_WHEEL_LISTENER);
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}
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public void setInfo(@Nls String info) {
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myInfoLabel.setText(info);
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}
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private class ViewPort extends JPanel implements ZoomableViewport {
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private Point myMagnificationPoint = null;
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private Double myOriginalZoom = 1.0;
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ViewPort() {
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super(new BorderLayout());
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}
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protected Point convertToContentCoordinates(Point point) {
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return SwingUtilities.convertPoint(this, point, myContentComponent);
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}
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@Override
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public Magnificator getMagnificator() {
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return new Magnificator() {
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@Override
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public Point magnify(double scale, Point at) {
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myViewer.setZoom(scale, at);
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return at;
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}
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};
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}
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@Override
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public void magnificationStarted(Point at) {
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myMagnificationPoint = at;
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myOriginalZoom = myViewer.getZoom();
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}
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@Override
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public void magnificationFinished(double magnification) {
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myMagnificationPoint = null;
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myOriginalZoom = 1.0;
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}
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@Override
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public void magnify(double magnification) {
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Point p = myMagnificationPoint;
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if (Double.compare(magnification, 0) != 0 && p != null) {
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Magnificator magnificator = getMagnificator();
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Point inContentPoint = convertToContentCoordinates(p);
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double scale = magnification < 0 ? 1f / (1 - magnification) : (1 + magnification);
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magnificator.magnify(myOriginalZoom * scale, inContentPoint);
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}
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}
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}
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private final @NotNull MouseWheelListener MOUSE_WHEEL_LISTENER = new MouseWheelListener() {
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@Override
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public void mouseWheelMoved(MouseWheelEvent e) {
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Options options = OptionsManager.getInstance().getOptions();
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EditorOptions editorOptions = options.getEditorOptions();
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ZoomOptions zoomOptions = editorOptions.getZoomOptions();
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if (zoomOptions.isWheelZooming() && e.isControlDown()) {
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int rotation = e.getWheelRotation();
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if (rotation < 0) {
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myViewer.setZoom(myViewer.getZoom() * 1.2, new Point(e.getX(), e.getY()));
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}
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else if (rotation > 0) {
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myViewer.setZoom(myViewer.getZoom() / 1.2, new Point(e.getX(), e.getY()));
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}
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e.consume();
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}
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}
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};
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public void showError() {
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CardLayout layout = (CardLayout)myViewPort.getLayout();
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layout.show(myViewPort, ERROR_PANEL);
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}
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public void showImage() {
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CardLayout layout = (CardLayout)myViewPort.getLayout();
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layout.show(myViewPort, IMAGE_PANEL);
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}
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}
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}
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