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LafInstallation: Add theme transition animation when installing the l…
…af using the LafManager. This can be disabled by setting the "darklaf.animatedLafChange" system property to false.
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core/src/main/java/com/github/weisj/darklaf/LafInstaller.java
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,88 @@ | ||
| /* | ||
| * MIT License | ||
| * | ||
| * Copyright (c) 2021 Jannis Weis | ||
| * | ||
| * Permission is hereby granted, free of charge, to any person obtaining a copy of this software and | ||
| * associated documentation files (the "Software"), to deal in the Software without restriction, | ||
| * including without limitation the rights to use, copy, modify, merge, publish, distribute, | ||
| * sublicense, and/or sell copies of the Software, and to permit persons to whom the Software is | ||
| * furnished to do so, subject to the following conditions: | ||
| * | ||
| * The above copyright notice and this permission notice shall be included in all copies or | ||
| * substantial portions of the Software. | ||
| * | ||
| * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR IMPLIED, INCLUDING BUT | ||
| * NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND | ||
| * NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, | ||
| * DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, | ||
| * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. | ||
| * | ||
| */ | ||
| package com.github.weisj.darklaf; | ||
|
|
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| import java.awt.Window; | ||
| import java.util.logging.Logger; | ||
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| import javax.swing.SwingUtilities; | ||
| import javax.swing.UIManager; | ||
| import javax.swing.UnsupportedLookAndFeelException; | ||
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| import com.github.weisj.darklaf.theme.Theme; | ||
| import com.github.weisj.darklaf.theme.event.ThemeChangeEvent; | ||
| import com.github.weisj.darklaf.theme.event.ThemeChangeListener; | ||
| import com.github.weisj.darklaf.theme.event.ThemeEventSupport; | ||
| import com.github.weisj.darklaf.util.LogUtil; | ||
|
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| final class LafInstaller { | ||
|
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| private static final Logger LOGGER = LogUtil.getLogger(LafManager.class); | ||
| private static final ThemeEventSupport<ThemeChangeEvent, ThemeChangeListener> eventSupport = | ||
| new ThemeEventSupport<>(); | ||
|
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| void install(final Theme theme) { | ||
| try { | ||
| LOGGER.fine(() -> "Installing theme " + theme); | ||
| LafTransition transition = LafTransition.showSnapshot(); | ||
| UIManager.setLookAndFeel(new DarkLaf(false)); | ||
| updateLaf(); | ||
| SwingUtilities.invokeLater(transition::runTransition); | ||
| notifyThemeInstalled(theme); | ||
| } catch (final UnsupportedLookAndFeelException e) { | ||
| e.printStackTrace(); | ||
| } | ||
| } | ||
|
|
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| void updateLaf() { | ||
| for (final Window w : Window.getWindows()) { | ||
| updateLafRecursively(w); | ||
| } | ||
| } | ||
|
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| private void updateLafRecursively(final Window window) { | ||
| for (final Window childWindow : window.getOwnedWindows()) { | ||
| updateLafRecursively(childWindow); | ||
| } | ||
| SwingUtilities.updateComponentTreeUI(window); | ||
| } | ||
|
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| void notifyThemeInstalled(final Theme newTheme) { | ||
| eventSupport.dispatchEvent(new ThemeChangeEvent(null, newTheme), ThemeChangeListener::themeInstalled); | ||
| } | ||
|
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| void addThemeChangeListener(final ThemeChangeListener listener) { | ||
| eventSupport.addListener(listener); | ||
| } | ||
|
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| void removeThemeChangeListener(final ThemeChangeListener listener) { | ||
| eventSupport.removeListener(listener); | ||
| } | ||
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| void notifyThemeChanged(final Theme oldTheme, final Theme newTheme) { | ||
| if (oldTheme != newTheme) { | ||
| eventSupport.dispatchEvent(new ThemeChangeEvent(oldTheme, newTheme), ThemeChangeListener::themeChanged); | ||
| LOGGER.fine(() -> "Setting theme to " + newTheme); | ||
| } | ||
| } | ||
| } |
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166 changes: 166 additions & 0 deletions
166
core/src/main/java/com/github/weisj/darklaf/LafTransition.java
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,166 @@ | ||
| /* | ||
| * MIT License | ||
| * | ||
| * Copyright (c) 2021 Jannis Weis | ||
| * | ||
| * Permission is hereby granted, free of charge, to any person obtaining a copy of this software and | ||
| * associated documentation files (the "Software"), to deal in the Software without restriction, | ||
| * including without limitation the rights to use, copy, modify, merge, publish, distribute, | ||
| * sublicense, and/or sell copies of the Software, and to permit persons to whom the Software is | ||
| * furnished to do so, subject to the following conditions: | ||
| * | ||
| * The above copyright notice and this permission notice shall be included in all copies or | ||
| * substantial portions of the Software. | ||
| * | ||
| * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR IMPLIED, INCLUDING BUT | ||
| * NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND | ||
| * NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, | ||
| * DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, | ||
| * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. | ||
| * | ||
| */ | ||
| package com.github.weisj.darklaf; | ||
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| import java.awt.AlphaComposite; | ||
| import java.awt.Component; | ||
| import java.awt.Graphics; | ||
| import java.awt.Graphics2D; | ||
| import java.awt.Image; | ||
| import java.awt.Rectangle; | ||
| import java.awt.Window; | ||
| import java.util.LinkedHashMap; | ||
| import java.util.Map; | ||
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| import javax.swing.JComponent; | ||
| import javax.swing.JLayeredPane; | ||
| import javax.swing.RootPaneContainer; | ||
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| import com.github.weisj.darklaf.graphics.Animator; | ||
| import com.github.weisj.darklaf.graphics.DefaultInterpolator; | ||
| import com.github.weisj.darklaf.util.ImageUtil; | ||
| import com.github.weisj.darklaf.util.PropertyUtil; | ||
| import com.github.weisj.darklaf.util.graphics.ImagePainter; | ||
| import com.github.weisj.darklaf.util.value.SharedNonNull; | ||
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| class LafTransition { | ||
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| private static final String ANIMATED_LAF_CHANGE = DarkLaf.SYSTEM_PROPERTY_PREFIX + "animatedLafChange"; | ||
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| private LafTransition() {} | ||
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| static LafTransition showSnapshot() { | ||
| return PropertyUtil.getSystemFlag(ANIMATED_LAF_CHANGE) | ||
| ? new AnimatedLafTransition() | ||
| : new LafTransition(); | ||
| } | ||
|
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| void runTransition() { | ||
| // Do nothing. | ||
| } | ||
|
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| static final class AnimatedLafTransition extends LafTransition { | ||
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| private final Animator animator; | ||
| private final Map<JLayeredPane, Component> uiSnapshots; | ||
| private final SharedNonNull<Float> sharedAlpha; | ||
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| private AnimatedLafTransition() { | ||
| sharedAlpha = new SharedNonNull<>(1f); | ||
| animator = new TransitionAnimator(); | ||
| uiSnapshots = new LinkedHashMap<>(); | ||
| Window[] windows = Window.getWindows(); | ||
| for (Window window : windows) { | ||
| if (window instanceof RootPaneContainer && window.isShowing()) { | ||
| RootPaneContainer rootPaneContainer = (RootPaneContainer) window; | ||
| Image img = ImageUtil.scaledImageFromComponent(rootPaneContainer.getRootPane()); | ||
| JLayeredPane layeredPane = rootPaneContainer.getLayeredPane(); | ||
| JComponent imageLayer = new ImageLayer(layeredPane, img, sharedAlpha); | ||
| imageLayer.setSize(layeredPane.getSize()); | ||
| layeredPane.add(imageLayer, JLayeredPane.DRAG_LAYER); | ||
| uiSnapshots.put(layeredPane, imageLayer); | ||
| } | ||
| } | ||
| doPaint(); | ||
| } | ||
|
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| void runTransition() { | ||
| animator.resume(); | ||
| } | ||
|
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| private void disposeSnapshots() { | ||
| for (Map.Entry<JLayeredPane, Component> entry : uiSnapshots.entrySet()) { | ||
| entry.getKey().remove(entry.getValue()); | ||
| entry.getKey().revalidate(); | ||
| entry.getKey().repaint(); | ||
| } | ||
| uiSnapshots.clear(); | ||
| } | ||
|
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| private void doPaint() { | ||
| for (Map.Entry<JLayeredPane, Component> entry : uiSnapshots.entrySet()) { | ||
| if (entry.getKey().isShowing()) { | ||
| entry.getValue().revalidate(); | ||
| entry.getValue().repaint(); | ||
| } | ||
| } | ||
| } | ||
|
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| private class TransitionAnimator extends Animator { | ||
|
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| private static final int DURATION = 160; | ||
| private static final int RESOLUTION = 10; | ||
|
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| public TransitionAnimator() { | ||
| super(DURATION / RESOLUTION, DURATION, false, DefaultInterpolator.EASE_IN_SINE); | ||
| } | ||
|
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| @Override | ||
| public void resume() { | ||
| doPaint(); | ||
| super.resume(); | ||
| } | ||
|
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| @Override | ||
| public void paintNow(final float fraction) { | ||
| sharedAlpha.set(1f - fraction); | ||
| doPaint(); | ||
| } | ||
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| @Override | ||
| protected void paintCycleEnd() { | ||
| disposeSnapshots(); | ||
| } | ||
| } | ||
| } | ||
|
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| private static class ImageLayer extends JComponent { | ||
|
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| private final JLayeredPane layeredPane; | ||
| private final SharedNonNull<Float> sharedAlpha; | ||
| private final Image image; | ||
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| private ImageLayer(final JLayeredPane layeredPane, final Image image, final SharedNonNull<Float> sharedAlpha) { | ||
| this.layeredPane = layeredPane; | ||
| this.image = image; | ||
| this.sharedAlpha = sharedAlpha; | ||
| } | ||
|
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| @Override | ||
| public void updateUI() {} | ||
|
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| @Override | ||
| public void paint(final Graphics g) { | ||
| Graphics gg = g.create(); | ||
| ((Graphics2D) gg).setComposite(AlphaComposite.getInstance(AlphaComposite.SRC_OVER, sharedAlpha.get())); | ||
| ImagePainter.drawImage(gg, image, 0, 0, this); | ||
| } | ||
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| @Override | ||
| public Rectangle getBounds() { | ||
| return layeredPane.getBounds(); | ||
| } | ||
| } | ||
|
|
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| } |
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