Restored animations

HMCL/src/main/java/org/jackhuang/hellominecraft/launcher/setting/Config.java

@@ -55,6 +55,8 @@ public final class Config implements Cloneable {
     private boolean enableShadow;
     @SerializedName("enableBlur")
     private boolean enableBlur;
+    @SerializedName("enableAnimation")
+    private boolean enableAnimation;
     @SerializedName("decorated")
     private boolean decorated;
     @SerializedName("theme")
@@ -110,6 +112,15 @@ public final class Config implements Cloneable {
         Settings.save();
     }
 
+    public boolean isEnableAnimation() {
+        return enableAnimation;
+    }
+
+    public void setEnableAnimation(boolean enableAnimation) {
+        this.enableAnimation = enableAnimation;
+        Settings.save();
+    }
+
     public boolean isEnableBlur() {
         return enableBlur;
     }
@@ -194,7 +205,7 @@ public final class Config implements Cloneable {
     public Config() {
         clientToken = UUID.randomUUID().toString();
         logintype = downloadtype = 0;
-        enableBlur = enableShadow = true;
+        enableAnimation = enableBlur = enableShadow = true;
         theme = 4;
         decorated = OS.os() == OS.LINUX;
         auth = new HashMap<>();

HMCL/src/main/java/org/jackhuang/hellominecraft/launcher/ui/GameSettingsPanel.java

@@ -93,8 +93,6 @@ public final class GameSettingsPanel extends RepaintPage implements DropTargetLi
         initComponents();
 
         dropTarget = new DropTarget(this, DnDConstants.ACTION_COPY_OR_MOVE, this);
-        setBackground(GraphicsUtils.getWebColorWithAlpha("FFFFFF7F"));
-        setOpaque(true);
 
         for (int i = 0; i < InstallerType.values().length; i++)
             installerPanels[i] = new InstallerPanel(this, InstallerType.values()[i]);

HMCL/src/main/java/org/jackhuang/hellominecraft/launcher/ui/LauncherSettingsPanel.form

@@ -71,6 +71,8 @@
                               <Component id="chkEnableShadow" min="-2" max="-2" attributes="0"/>
                               <EmptySpace max="-2" attributes="0"/>
                               <Component id="chkEnableBlur" min="-2" max="-2" attributes="0"/>
+                              <EmptySpace max="-2" attributes="0"/>
+                              <Component id="chkEnableAnimation" min="-2" max="-2" attributes="0"/>
                           </Group>
                           <Component id="chkDecorated" alignment="0" min="-2" max="-2" attributes="0"/>
                       </Group>
@@ -121,6 +123,7 @@
               <Group type="103" groupAlignment="3" attributes="0">
                   <Component id="chkEnableShadow" alignment="3" min="-2" max="-2" attributes="0"/>
                   <Component id="chkEnableBlur" alignment="3" min="-2" max="-2" attributes="0"/>
+                  <Component id="chkEnableAnimation" alignment="3" min="-2" max="-2" attributes="0"/>
               </Group>
               <EmptySpace max="-2" attributes="0"/>
               <Component id="chkDecorated" min="-2" max="-2" attributes="0"/>
@@ -354,5 +357,15 @@
         <EventHandler event="itemStateChanged" listener="java.awt.event.ItemListener" parameters="java.awt.event.ItemEvent" handler="chkEnableBlurItemStateChanged"/>
       </Events>
     </Component>
+    <Component class="javax.swing.JCheckBox" name="chkEnableAnimation">
+      <Properties>
+        <Property name="text" type="java.lang.String" editor="org.netbeans.modules.i18n.form.FormI18nStringEditor">
+          <ResourceString bundle="org/jackhuang/hellominecraft/lang/I18N.properties" key="launcher.enable_animation" replaceFormat="C.i18n(&quot;{key}&quot;)"/>
+        </Property>
+      </Properties>
+      <Events>
+        <EventHandler event="itemStateChanged" listener="java.awt.event.ItemListener" parameters="java.awt.event.ItemEvent" handler="chkEnableAnimationItemStateChanged"/>
+      </Events>
+    </Component>
   </SubComponents>
 </Form>

HMCL/src/main/java/org/jackhuang/hellominecraft/launcher/ui/LauncherSettingsPanel.java

@@ -27,7 +27,6 @@ import org.jackhuang.hellominecraft.launcher.core.download.DownloadType;
 import org.jackhuang.hellominecraft.util.sys.IOUtils;
 import org.jackhuang.hellominecraft.util.MessageBox;
 import org.jackhuang.hellominecraft.util.lang.SupportedLocales;
-import org.jackhuang.hellominecraft.util.ui.GraphicsUtils;
 import org.jackhuang.hellominecraft.util.ui.JSystemFileChooser;
 import org.jackhuang.hellominecraft.util.ui.SwingUtils;
 
@@ -46,8 +45,6 @@ public class LauncherSettingsPanel extends RepaintPage {
 
     void initGui() {
         initComponents();
-        setBackground(GraphicsUtils.getWebColorWithAlpha("FFFFFF7F"));
-        setOpaque(true);
 
         DefaultComboBoxModel<String> d = new DefaultComboBoxModel<>();
         for (DownloadType type : DownloadType.values())
@@ -73,6 +70,7 @@ public class LauncherSettingsPanel extends RepaintPage {
         cboTheme.setSelectedIndex(Settings.getInstance().getTheme().ordinal());
         chkEnableShadow.setSelected(Settings.getInstance().isEnableShadow());
         chkEnableBlur.setSelected(Settings.getInstance().isEnableBlur());
+        chkEnableAnimation.setSelected(Settings.getInstance().isEnableAnimation());
         chkDecorated.setSelected(Settings.getInstance().isDecorated());
     }
 
@@ -117,6 +115,7 @@ public class LauncherSettingsPanel extends RepaintPage {
         lblRestart = new javax.swing.JLabel();
         btnMCBBS = new javax.swing.JButton();
         chkEnableBlur = new javax.swing.JCheckBox();
+        chkEnableAnimation = new javax.swing.JCheckBox();
 
         cboDownloadSource.addItemListener(new java.awt.event.ItemListener() {
             public void itemStateChanged(java.awt.event.ItemEvent evt) {
@@ -244,6 +243,13 @@ public class LauncherSettingsPanel extends RepaintPage {
             }
         });
 
+        chkEnableAnimation.setText(C.i18n("launcher.enable_animation")); // NOI18N
+        chkEnableAnimation.addItemListener(new java.awt.event.ItemListener() {
+            public void itemStateChanged(java.awt.event.ItemEvent evt) {
+                chkEnableAnimationItemStateChanged(evt);
+            }
+        });
+
         javax.swing.GroupLayout layout = new javax.swing.GroupLayout(this);
         this.setLayout(layout);
         layout.setHorizontalGroup(
@@ -290,13 +296,15 @@ public class LauncherSettingsPanel extends RepaintPage {
                                 .addComponent(btnCheckUpdate)
                                 .addPreferredGap(javax.swing.LayoutStyle.ComponentPlacement.RELATED)
                                 .addComponent(btnMCBBS))
-                            .addComponent(lblAbout)
+                            .addComponent(lblAbout, javax.swing.GroupLayout.PREFERRED_SIZE, javax.swing.GroupLayout.DEFAULT_SIZE, javax.swing.GroupLayout.PREFERRED_SIZE)
-                            .addComponent(lblModpack)
+                            .addComponent(lblModpack, javax.swing.GroupLayout.PREFERRED_SIZE, javax.swing.GroupLayout.DEFAULT_SIZE, javax.swing.GroupLayout.PREFERRED_SIZE)
                             .addComponent(lblRestart)
                             .addGroup(layout.createSequentialGroup()
                                 .addComponent(chkEnableShadow)
                                 .addPreferredGap(javax.swing.LayoutStyle.ComponentPlacement.RELATED)
-                                .addComponent(chkEnableBlur))
+                                .addComponent(chkEnableBlur)
+                                .addPreferredGap(javax.swing.LayoutStyle.ComponentPlacement.RELATED)
+                                .addComponent(chkEnableAnimation))
                             .addComponent(chkDecorated))
                         .addGap(0, 0, Short.MAX_VALUE)))
                 .addContainerGap())
@@ -335,7 +343,8 @@ public class LauncherSettingsPanel extends RepaintPage {
                 .addPreferredGap(javax.swing.LayoutStyle.ComponentPlacement.RELATED)
                 .addGroup(layout.createParallelGroup(javax.swing.GroupLayout.Alignment.BASELINE)
                     .addComponent(chkEnableShadow)
-                    .addComponent(chkEnableBlur))
+                    .addComponent(chkEnableBlur)
+                    .addComponent(chkEnableAnimation))
                 .addPreferredGap(javax.swing.LayoutStyle.ComponentPlacement.RELATED)
                 .addComponent(chkDecorated)
                 .addPreferredGap(javax.swing.LayoutStyle.ComponentPlacement.RELATED, 6, Short.MAX_VALUE)
@@ -345,9 +354,9 @@ public class LauncherSettingsPanel extends RepaintPage {
                 .addPreferredGap(javax.swing.LayoutStyle.ComponentPlacement.RELATED)
                 .addComponent(lblRestart)
                 .addPreferredGap(javax.swing.LayoutStyle.ComponentPlacement.RELATED)
-                .addComponent(lblModpack)
+                .addComponent(lblModpack, javax.swing.GroupLayout.PREFERRED_SIZE, javax.swing.GroupLayout.DEFAULT_SIZE, javax.swing.GroupLayout.PREFERRED_SIZE)
                 .addPreferredGap(javax.swing.LayoutStyle.ComponentPlacement.RELATED)
-                .addComponent(lblAbout)
+                .addComponent(lblAbout, javax.swing.GroupLayout.PREFERRED_SIZE, javax.swing.GroupLayout.DEFAULT_SIZE, javax.swing.GroupLayout.PREFERRED_SIZE)
                 .addContainerGap())
         );
     }// </editor-fold>//GEN-END:initComponents
@@ -432,6 +441,10 @@ public class LauncherSettingsPanel extends RepaintPage {
         Settings.getInstance().setEnableBlur(chkEnableBlur.isSelected());
     }//GEN-LAST:event_chkEnableBlurItemStateChanged
 
+    private void chkEnableAnimationItemStateChanged(java.awt.event.ItemEvent evt) {//GEN-FIRST:event_chkEnableAnimationItemStateChanged
+        Settings.getInstance().setEnableAnimation(chkEnableAnimation.isSelected());
+    }//GEN-LAST:event_chkEnableAnimationItemStateChanged
+
     // Variables declaration - do not modify//GEN-BEGIN:variables
     private javax.swing.JButton btnCheckUpdate;
     private javax.swing.JButton btnMCBBS;
@@ -440,6 +453,7 @@ public class LauncherSettingsPanel extends RepaintPage {
     private javax.swing.JComboBox cboLang;
     private javax.swing.JComboBox cboTheme;
     private javax.swing.JCheckBox chkDecorated;
+    private javax.swing.JCheckBox chkEnableAnimation;
     private javax.swing.JCheckBox chkEnableBlur;
     private javax.swing.JCheckBox chkEnableShadow;
     private javax.swing.JLabel lblAbout;

HMCL/src/main/java/org/jackhuang/hellominecraft/launcher/ui/MainFrame.java

@@ -330,6 +330,7 @@ public final class MainFrame extends DraggableFrame implements IRepaint {
         if (background != null) {
             if (backgroundLabel == null) {
                 backgroundLabel = new GaussionPanel();
+                backgroundLabel.setDrawBackgroundLayer(true);
                 backgroundLabel.addAeroObject(backgroundLabel);
                 backgroundLabel.setBounds(0, 0, 800, 480);
                 centralPanel.add(backgroundLabel, -1);

HMCL/src/main/java/org/jackhuang/hellominecraft/launcher/ui/MainPagePanel.java

@@ -61,6 +61,8 @@ public class MainPagePanel extends Page {
     void initGui() {
         initComponents();
         
+        animationEnabled = false;
+
         pnlButtons = new javax.swing.JPanel();
         pnlButtons.setLayout(null);
 

HMCL/src/main/java/org/jackhuang/hellominecraft/launcher/ui/Page.java

@@ -17,7 +17,13 @@
  */
 package org.jackhuang.hellominecraft.launcher.ui;
 
+import java.awt.AlphaComposite;
+import java.awt.Graphics;
+import java.awt.Graphics2D;
 import javax.swing.JPanel;
+import javax.swing.SwingUtilities;
+import javax.swing.Timer;
+import org.jackhuang.hellominecraft.launcher.setting.Settings;
 
 /**
  *
@@ -34,6 +40,8 @@ public class Page extends JPanel implements Selectable {
 
     @Override
     public void onSelect() {
+        if (!selected)
+            animate();
         selected = true;
     }
 
@@ -53,4 +61,60 @@ public class Page extends JPanel implements Selectable {
     public boolean isCreated() {
         return created;
     }
+
+    // -------------------
+    //    Animation
+    // -------------------
+    private static final int ANIMATION_LENGTH = 10;
+
+    public Page() {
+        timer = new Timer(1, (e) -> {
+            SwingUtilities.invokeLater(() -> {
+                Page.this.repaint();
+                offsetX += 0.15;
+                if (offsetX >= ANIMATION_LENGTH) {
+                    timer.stop();
+                    Page.this.repaint();
+                }
+            });
+        });
+    }
+
+    @Override
+    public void paint(Graphics g) {
+        if (!(g instanceof Graphics2D)) {
+            super.paint(g);
+            return;
+        }
+        double pgs = 1 - Math.sin(Math.PI / 2 / ANIMATION_LENGTH * offsetX);
+        if (Math.abs(ANIMATION_LENGTH - offsetX) < 0.1) {
+            super.paint(g);
+            return;
+        }
+        if (pgs > 1)
+            pgs = 1;
+        if (pgs < 0)
+            pgs = 0;
+        Graphics2D g2 = (Graphics2D) g;
+        if (isOpaque()) {
+            g.setColor(getBackground());
+            g.fillRect(0, 0, getWidth(), getHeight());
+        } else
+            g2.setComposite(AlphaComposite.getInstance(AlphaComposite.SRC_ATOP, (float) (1 - pgs)));
+        g.translate((int) (pgs * 50), 0);
+        super.paint(g);
+    }
+
+    double offsetX = ANIMATION_LENGTH;
+
+    Timer timer;
+
+    boolean animationEnabled = true;
+
+    public void animate() {
+        if (Settings.getInstance().isEnableAnimation() && animationEnabled) {
+            offsetX = 0;
+            timer.start();
+        }
+    }
 }

HMCUtils/src/main/java/org/jackhuang/hellominecraft/util/ui/GaussionPanel.java

@@ -18,6 +18,7 @@
 package org.jackhuang.hellominecraft.util.ui;
 
 import java.awt.AlphaComposite;
+import java.awt.Color;
 import java.awt.Graphics;
 import java.awt.Graphics2D;
 import java.awt.Image;
@@ -40,6 +41,15 @@ public class GaussionPanel extends JPanel {
     private static final int RADIUS = 10;
     private transient final StackBlurFilter stackBlurFilter = new StackBlurFilter(RADIUS);
     private transient BufferedImage cache = null;
+    private boolean drawBackgroundLayer = false;
+
+    public boolean isDrawBackgroundLayer() {
+        return drawBackgroundLayer;
+    }
+
+    public void setDrawBackgroundLayer(boolean drawBackgroundLayer) {
+        this.drawBackgroundLayer = drawBackgroundLayer;
+    }
 
     public void setBackgroundImage(Image backgroundImage) {
         this.backgroundImage = backgroundImage;
@@ -81,6 +91,12 @@ public class GaussionPanel extends JPanel {
                 aeroGraphics.drawImage(backgroundImage, 0, 0, aeroBuffer.getWidth(), aeroBuffer.getHeight(), aeroRect.x, aeroRect.y, aeroRect.x + aeroRect.width, aeroRect.y + aeroRect.height, null);
                 aeroBuffer = stackBlurFilter.filter(aeroBuffer, null);
                 g2.drawImage(aeroBuffer, aeroRect.x, aeroRect.y, aeroRect.x + aeroRect.width, aeroRect.y + aeroRect.height, RADIUS / 2, RADIUS / 2, RADIUS / 2 + aeroRect.width, RADIUS / 2 + aeroRect.height, null);
+
+                if (drawBackgroundLayer) {
+                    g2.setColor(Color.white);
+                    g2.setComposite(AlphaComposite.getInstance(AlphaComposite.SRC_ATOP, 0.5f));
+                    g2.fillRect(0, 0, getWidth(), getHeight());
+                }
             }
             g2.dispose();
         }