From 3afd1add400d3c3320faa5705a303064aa14ec9b Mon Sep 17 00:00:00 2001
From: bancika <bancika@ACC-BSTOJKOVIC.ACCORDIA.LOCAL>
Date: Mon, 24 Oct 2016 16:17:56 +0200
Subject: [PATCH] added bitchin' cloud animation

---
 .../cloud/presenter/CloudPresenter.java       |  21 +-
 .../src/org/diylc/images/IconLoader.java      |   2 +-
 .../src/org/diylc/images/cloud_bg.png         | Bin 0 -> 7637 bytes
 .../src/org/diylc/images/missing_image.png    | Bin 0 -> 3090 bytes
 .../plugins/cloud/view/CloudBrowserFrame.java | 196 ++++++++++++------
 .../plugins/cloud/view/CloudGlassPane.java    | 111 ++++++++++
 6 files changed, 258 insertions(+), 72 deletions(-)
 create mode 100644 diylc/diylc-swing/src/org/diylc/images/cloud_bg.png
 create mode 100644 diylc/diylc-swing/src/org/diylc/images/missing_image.png
 create mode 100644 diylc/diylc-swing/src/org/diylc/swing/plugins/cloud/view/CloudGlassPane.java

diff --git a/diylc/diylc-core/src/org/diylc/plugins/cloud/presenter/CloudPresenter.java b/diylc/diylc-core/src/org/diylc/plugins/cloud/presenter/CloudPresenter.java
index a0bb772d..2ce4af25 100644
--- a/diylc/diylc-core/src/org/diylc/plugins/cloud/presenter/CloudPresenter.java
+++ b/diylc/diylc-core/src/org/diylc/plugins/cloud/presenter/CloudPresenter.java
@@ -2,9 +2,13 @@ package org.diylc.plugins.cloud.presenter;
 
 import java.awt.Image;
 import java.io.File;
+import java.io.FileOutputStream;
 import java.io.IOException;
 import java.net.InetAddress;
 import java.net.NetworkInterface;
+import java.net.URL;
+import java.nio.channels.Channels;
+import java.nio.channels.ReadableByteChannel;
 import java.util.List;
 
 import org.apache.log4j.Logger;
@@ -212,12 +216,25 @@ public class CloudPresenter {
     LOG.info(String.format("search(%1$s,%2$s,%3$s,%4$d,%5$d)", criteria, category, sortOrder, pageNumber, itemsPerPage));
     try {
       Object res = service.search(criteria, category, "json", pageNumber, itemsPerPage, sortOrder);
+      // Thread.sleep(2000);
       if (res == null)
         throw new CloudException("Failed to retreive search results.");
       if (res instanceof String)
         throw new CloudException(res.toString());
-      if (res instanceof List<?>)
-        return (List<ProjectEntity>) res;
+      if (res instanceof List<?>) {
+        List<ProjectEntity> projects = (List<ProjectEntity>) res;
+        // Download thumbnails and replace urls with local paths
+        for (int i = 0; i < projects.size(); i++) {
+          String url = projects.get(i).getThumbnailUrl();
+          URL website = new URL(url);
+          ReadableByteChannel rbc = Channels.newChannel(website.openStream());
+          File temp = File.createTempFile("thumbnail", ".png");
+          FileOutputStream fos = new FileOutputStream(temp);
+          fos.getChannel().transferFrom(rbc, 0, Long.MAX_VALUE);
+          projects.get(i).setThumbnailUrl(temp.getAbsolutePath());          
+        }
+        return projects;
+      }
       throw new CloudException("Unexpected server response received for search results: " + res.getClass().getName());
     } catch (Exception e) {
       throw new CloudException(e);
diff --git a/diylc/diylc-swing/src/org/diylc/images/IconLoader.java b/diylc/diylc-swing/src/org/diylc/images/IconLoader.java
index 669756c9..a7a55879 100644
--- a/diylc/diylc-swing/src/org/diylc/images/IconLoader.java
+++ b/diylc/diylc-swing/src/org/diylc/images/IconLoader.java
@@ -33,7 +33,7 @@ public enum IconLoader {
       "arrow.png"), Cloud("cloud.png"), CloudUp("cloud_up.png"), CloudGear("cloud_gear.png"), IdCardEdit(
       "id_card_edit.png"), KeyEdit("key_edit.png"), Find("find.png"), Dashboard("dashboard.png"), DataFind(
       "data_find.png"), CloudDownload("cloud-download.png"), NavLeftBlue("nav_left_blue.png"), NavRightBlue(
-      "nav_right_blue.png");
+      "nav_right_blue.png"), MissingImage("missing_image.png"), CloudBg("cloud_bg.png");
 
   protected String name;
 
diff --git a/diylc/diylc-swing/src/org/diylc/images/cloud_bg.png b/diylc/diylc-swing/src/org/diylc/images/cloud_bg.png
new file mode 100644
index 0000000000000000000000000000000000000000..43d0a040e5596e9d3ee8ffc4031fd463a4dba346
GIT binary patch
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diff --git a/diylc/diylc-swing/src/org/diylc/swing/plugins/cloud/view/CloudBrowserFrame.java b/diylc/diylc-swing/src/org/diylc/swing/plugins/cloud/view/CloudBrowserFrame.java
index b8d5b2ae..d4e12165 100644
--- a/diylc/diylc-swing/src/org/diylc/swing/plugins/cloud/view/CloudBrowserFrame.java
+++ b/diylc/diylc-swing/src/org/diylc/swing/plugins/cloud/view/CloudBrowserFrame.java
@@ -5,13 +5,12 @@ import java.awt.Cursor;
 import java.awt.Dimension;
 import java.awt.GridBagConstraints;
 import java.awt.GridBagLayout;
-import java.awt.Image;
 import java.awt.Insets;
 import java.awt.event.ActionEvent;
 import java.awt.event.ActionListener;
+import java.awt.image.BufferedImage;
 import java.io.File;
 import java.io.FileOutputStream;
-import java.io.IOException;
 import java.net.URL;
 import java.nio.channels.Channels;
 import java.nio.channels.ReadableByteChannel;
@@ -28,11 +27,13 @@ import javax.swing.JFrame;
 import javax.swing.JLabel;
 import javax.swing.JOptionPane;
 import javax.swing.JPanel;
+import javax.swing.JRootPane;
 import javax.swing.JScrollPane;
 import javax.swing.JSeparator;
 import javax.swing.JTabbedPane;
 import javax.swing.JTextField;
 import javax.swing.SwingConstants;
+import javax.swing.SwingUtilities;
 import javax.swing.SwingWorker;
 import javax.swing.event.ChangeEvent;
 import javax.swing.event.ChangeListener;
@@ -46,7 +47,6 @@ import org.diylc.plugins.cloud.model.ProjectEntity;
 import org.diylc.plugins.cloud.presenter.CloudException;
 import org.diylc.plugins.cloud.presenter.CloudPresenter;
 import org.diylc.swing.ISwingUI;
-import org.diylc.swing.gui.CustomGlassPane;
 import org.diylc.swing.gui.DialogFactory;
 import org.diylc.swing.plugins.file.FileFilterEnum;
 
@@ -73,6 +73,12 @@ public class CloudBrowserFrame extends JFrame {
   private IPlugInPort plugInPort;
   private CloudPresenter cloudPresenter;
 
+  private JPanel navigationPanel;
+  private JButton prevPageButton;
+  private JButton nextPageButton;
+  private JLabel pageLabel;
+  private List<ProjectEntity> currentResults;
+
   // search criteria
   private String searchFor;
   private String category;
@@ -90,7 +96,10 @@ public class CloudBrowserFrame extends JFrame {
     setContentPane(getMainPanel());
     this.pack();
     this.setLocationRelativeTo(owner);
-    this.setGlassPane(new CustomGlassPane());
+    this.setGlassPane(new CloudGlassPane());
+
+    JRootPane rootPane = SwingUtilities.getRootPane(getGoButton());
+    rootPane.setDefaultButton(getGoButton());
   }
 
   public JPanel getMainPanel() {
@@ -155,6 +164,15 @@ public class CloudBrowserFrame extends JFrame {
       gbc.weighty = 1;
       gbc.fill = GridBagConstraints.BOTH;
       browsePanel.add(getResultsScrollPane(), gbc);
+
+      gbc.anchor = GridBagConstraints.NORTHWEST;
+      gbc.insets = new Insets(2, 2, 2, 2);
+      gbc.gridx = 0;
+      gbc.gridy++;
+      gbc.fill = GridBagConstraints.BOTH;
+      gbc.weighty = 0;
+      gbc.gridwidth = 3;
+      browsePanel.add(getNavigationPanel(), gbc);
     }
     return browsePanel;
   }
@@ -253,7 +271,7 @@ public class CloudBrowserFrame extends JFrame {
 
         @Override
         public void actionPerformed(ActionEvent e) {
-          CloudBrowserFrame.this.pageNumber = 1;
+          setPageNumber(1);
           CloudBrowserFrame.this.searchFor = getSearchField().getText();
           CloudBrowserFrame.this.category =
               getCategoryBox().getSelectedItem() == null ? "" : getCategoryBox().getSelectedItem().toString();
@@ -283,6 +301,7 @@ public class CloudBrowserFrame extends JFrame {
 
       @Override
       public void complete(List<ProjectEntity> result) {
+        CloudBrowserFrame.this.currentResults = result;
         getResultsPanel().removeAll();
         int count = 0;
         for (Iterator<ProjectEntity> i = result.iterator(); i.hasNext();) {
@@ -293,7 +312,7 @@ public class CloudBrowserFrame extends JFrame {
           showNoMatches();
           count++;
         }
-        addNavigationPanel(count);
+        // addNavigationPanel(count);
       }
     });
   }
@@ -443,65 +462,100 @@ public class CloudBrowserFrame extends JFrame {
     getResultsPanel().add(new JSeparator(), gbc);
   }
 
-  private void addNavigationPanel(int location) {
-    JPanel navigationPanel = new JPanel(new GridBagLayout());
-    navigationPanel.setBackground(Color.white);
+  private JPanel getNavigationPanel() {
+    if (navigationPanel == null) {
+      navigationPanel = new JPanel(new GridBagLayout());
+      navigationPanel.setBackground(Color.white);
+      GridBagConstraints gbc = new GridBagConstraints();
+      gbc.anchor = GridBagConstraints.SOUTHWEST;
+      gbc.insets = new Insets(2, 2, 2, 2);
+      gbc.gridx = 0;
+      gbc.weightx = 0;
+      gbc.fill = GridBagConstraints.NONE;
+      navigationPanel.add(getPrevPageButton(), gbc);
 
-    JButton prevPageButton = new JButton(IconLoader.NavLeftBlue.getIcon());
-    prevPageButton.setBorderPainted(false);
-    prevPageButton.setContentAreaFilled(false);
-    prevPageButton.setCursor(Cursor.getPredefinedCursor(Cursor.HAND_CURSOR));
-    prevPageButton.addActionListener(new ActionListener() {
+      gbc.gridx++;
+      gbc.weightx = 1;
+      gbc.anchor = GridBagConstraints.LINE_START;
+      gbc.fill = GridBagConstraints.HORIZONTAL;
+      navigationPanel.add(getPageLabel(), gbc);
 
-      @Override
-      public void actionPerformed(ActionEvent e) {
-        if (CloudBrowserFrame.this.pageNumber > 1) {
-          CloudBrowserFrame.this.pageNumber--;
-          CloudBrowserFrame.this.search();
-        }
-      }
-    });
+      gbc.gridx++;
+      gbc.weightx = 0;
+      gbc.anchor = GridBagConstraints.SOUTHWEST;
+      gbc.fill = GridBagConstraints.NONE;
+      navigationPanel.add(getNextPageButton(), gbc);
 
-    JButton nextPageButton = new JButton(IconLoader.NavRightBlue.getIcon());
-    nextPageButton.setBorderPainted(false);
-    nextPageButton.setContentAreaFilled(false);
-    nextPageButton.setCursor(Cursor.getPredefinedCursor(Cursor.HAND_CURSOR));
-    nextPageButton.addActionListener(new ActionListener() {
-
-      @Override
-      public void actionPerformed(ActionEvent e) {
-        CloudBrowserFrame.this.pageNumber++;
-        CloudBrowserFrame.this.search();
-      }
-    });
-
-    GridBagConstraints gbc = new GridBagConstraints();
-    gbc.anchor = GridBagConstraints.SOUTHWEST;
-    gbc.insets = new Insets(2, 2, 2, 2);
-    gbc.gridx = 0;
-    gbc.weightx = 0;
-    gbc.fill = GridBagConstraints.NONE;
-    navigationPanel.add(prevPageButton, gbc);
-
-    gbc.gridx++;
-    gbc.weightx = 1;
-    navigationPanel.add(new JLabel(), gbc);
-
-    gbc.gridx++;
-    gbc.weightx = 0;
-    navigationPanel.add(nextPageButton, gbc);
-
-    gbc = new GridBagConstraints();
-    gbc.anchor = GridBagConstraints.NORTHWEST;
-    gbc.insets = new Insets(2, 2, 2, 2);
-    gbc.gridx = 0;
-    gbc.gridy = location * 6;
-    gbc.fill = GridBagConstraints.BOTH;
-    gbc.weighty = 100;
-    gbc.gridwidth = 3;
-    getResultsPanel().add(navigationPanel, gbc);
+    }
+    return navigationPanel;
   }
 
+  private JButton getPrevPageButton() {
+    if (prevPageButton == null) {
+      prevPageButton = new JButton(IconLoader.NavLeftBlue.getIcon());
+      prevPageButton.setBorderPainted(false);
+      prevPageButton.setContentAreaFilled(false);
+      prevPageButton.setCursor(Cursor.getPredefinedCursor(Cursor.HAND_CURSOR));
+      prevPageButton.addActionListener(new ActionListener() {
+
+        @Override
+        public void actionPerformed(ActionEvent e) {
+          if (CloudBrowserFrame.this.pageNumber > 1) {
+            setPageNumber(CloudBrowserFrame.this.pageNumber - 1);
+            CloudBrowserFrame.this.search();
+          }
+        }
+      });
+    }
+    return prevPageButton;
+  }
+
+  private JButton getNextPageButton() {
+    if (nextPageButton == null) {
+      nextPageButton = new JButton(IconLoader.NavRightBlue.getIcon());
+      nextPageButton.setBorderPainted(false);
+      nextPageButton.setContentAreaFilled(false);
+      nextPageButton.setCursor(Cursor.getPredefinedCursor(Cursor.HAND_CURSOR));
+      nextPageButton.addActionListener(new ActionListener() {
+
+        @Override
+        public void actionPerformed(ActionEvent e) {
+          if (CloudBrowserFrame.this.currentResults != null && !CloudBrowserFrame.this.currentResults.isEmpty()) {
+            setPageNumber(CloudBrowserFrame.this.pageNumber + 1);
+            CloudBrowserFrame.this.search();
+          }
+        }
+      });
+    }
+    return nextPageButton;
+  }
+
+  private void setPageNumber(int pageNumber) {
+    this.pageNumber = pageNumber;
+    getPageLabel().setText("Page " + pageNumber);
+  }
+
+  private JLabel getPageLabel() {
+    if (pageLabel == null) {
+      pageLabel = new JLabel();
+      pageLabel.setFont(pageLabel.getFont().deriveFont(12f));
+      pageLabel.setHorizontalAlignment(SwingConstants.CENTER);
+    }
+    return pageLabel;
+  }
+
+  // private void addNavigationPanel(int location) {
+  // GridBagConstraints gbc = new GridBagConstraints();
+  // gbc.anchor = GridBagConstraints.NORTHWEST;
+  // gbc.insets = new Insets(2, 2, 2, 2);
+  // gbc.gridx = 0;
+  // gbc.gridy = location * 6;
+  // gbc.fill = GridBagConstraints.BOTH;
+  // gbc.weighty = 100;
+  // gbc.gridwidth = 3;
+  // getResultsPanel().add(getNavigationPanel(), gbc);
+  // }
+
   public <T extends Object> void executeBackgroundTask(final ITask<T> task) {
     getGlassPane().setVisible(true);
     SwingWorker<T, Void> worker = new SwingWorker<T, Void>() {
@@ -513,16 +567,14 @@ public class CloudBrowserFrame extends JFrame {
 
       @Override
       protected void done() {
+        getGlassPane().setVisible(false);
         try {
           T result = get();
           task.complete(result);
-          getGlassPane().setVisible(false);
         } catch (ExecutionException e) {
           LOG.error("Background task execution failed", e);
-          getGlassPane().setVisible(false);
           task.failed(e);
         } catch (InterruptedException e) {
-          getGlassPane().setVisible(false);
           LOG.error("Background task execution interrupted", e);
           task.failed(e);
         }
@@ -539,13 +591,19 @@ public class CloudBrowserFrame extends JFrame {
     return JOptionPane.showConfirmDialog(this, message, title, optionType, messageType);
   }
 
-  private Icon downloadImage(String imageUrl) {
-    Image image = null;
+  private Icon downloadImage(String imageFile) {
+    // Image image = null;
+    // try {
+    // URL url = new URL(imageUrl);
+    // image = ImageIO.read(url);
+    // } catch (IOException e) {
+    // }
+    // return image == null ? IconLoader.MissingImage.getIcon() : new ImageIcon(image);
     try {
-      URL url = new URL(imageUrl);
-      image = ImageIO.read(url);
-    } catch (IOException e) {
+      BufferedImage img = ImageIO.read(new File(imageFile));
+      return new ImageIcon(img);
+    } catch (Exception e) {
+      return IconLoader.MissingImage.getIcon();
     }
-    return new ImageIcon(image);
   }
 }
diff --git a/diylc/diylc-swing/src/org/diylc/swing/plugins/cloud/view/CloudGlassPane.java b/diylc/diylc-swing/src/org/diylc/swing/plugins/cloud/view/CloudGlassPane.java
new file mode 100644
index 00000000..fa5e3c37
--- /dev/null
+++ b/diylc/diylc-swing/src/org/diylc/swing/plugins/cloud/view/CloudGlassPane.java
@@ -0,0 +1,111 @@
+package org.diylc.swing.plugins.cloud.view;
+
+import java.awt.Color;
+import java.awt.Cursor;
+import java.awt.FontMetrics;
+import java.awt.Graphics2D;
+import java.awt.Image;
+import java.awt.Rectangle;
+import java.awt.RenderingHints;
+import java.awt.event.ActionEvent;
+import java.awt.event.ActionListener;
+import java.awt.event.KeyEvent;
+import java.awt.event.KeyListener;
+import java.awt.event.MouseEvent;
+import java.awt.event.MouseListener;
+
+import javax.swing.JPanel;
+import javax.swing.Timer;
+
+import org.diylc.images.IconLoader;
+
+public class CloudGlassPane extends JPanel implements MouseListener, KeyListener {
+
+  public static final CloudGlassPane GLASS_PANE = new CloudGlassPane();
+
+  private static final long serialVersionUID = -5344758920442881290L;
+
+  private long startTime;
+  private final int msPerPx = 5;
+
+  private Timer animationTimer;
+
+  public CloudGlassPane() {
+    addKeyListener(this);
+    addMouseListener(this);
+    setCursor(new Cursor(Cursor.WAIT_CURSOR));
+    setOpaque(false);
+    setBackground(new Color(192, 222, 237));
+
+    animationTimer = new Timer(20, new ActionListener() {
+
+      @Override
+      public void actionPerformed(ActionEvent e) {
+        repaint();
+      }
+    });
+  }
+
+  @Override
+  public void setVisible(boolean aFlag) {
+    if (aFlag) {
+      startTime = System.currentTimeMillis();
+      animationTimer.start();
+    } else
+      animationTimer.stop();
+    super.setVisible(aFlag);
+  };
+
+  @Override
+  public void paint(java.awt.Graphics g) {
+    Graphics2D g2d = (Graphics2D) g;
+    // g2d.setComposite(AlphaComposite.getInstance(AlphaComposite.SRC_OVER, 0.8f));
+
+    Image cloud = IconLoader.CloudBg.getImage();
+
+    g2d.setColor(new Color(192, 222, 237));
+    g2d.fillRect(0, cloud.getHeight(null), getWidth(), getHeight());
+
+    g2d.setRenderingHint(RenderingHints.KEY_ANTIALIASING, RenderingHints.VALUE_ANTIALIAS_ON);
+    g2d.setRenderingHint(RenderingHints.KEY_TEXT_ANTIALIASING, RenderingHints.VALUE_TEXT_ANTIALIAS_ON);
+    long ellapsed = System.currentTimeMillis() - startTime;
+    long dx = (ellapsed / msPerPx) % cloud.getWidth(null);
+    g2d.drawImage(cloud, -(int) dx, 0, null);
+    if (cloud.getWidth(null) - dx < getWidth()) {
+      g2d.drawImage(cloud, (int) (cloud.getWidth(null) - dx), 0, null);
+    }
+
+    g2d.setColor(Color.white);
+    g2d.setFont(g2d.getFont().deriveFont(22f));
+    String text = "Querying the cloud, please hold on...";
+    FontMetrics metrics = g.getFontMetrics(g2d.getFont());
+    Rectangle rect = new Rectangle(getSize());
+    int x = (rect.width - metrics.stringWidth(text)) / 2;
+    int y = ((rect.height - metrics.getHeight()) / 2) + metrics.getAscent();
+    g.drawString(text, x, y);
+  };
+
+  @Override
+  public void mouseClicked(final MouseEvent pArg0) {}
+
+  @Override
+  public void mouseEntered(final MouseEvent pArg0) {}
+
+  @Override
+  public void mouseExited(final MouseEvent pArg0) {}
+
+  @Override
+  public void mousePressed(final MouseEvent pArg0) {}
+
+  @Override
+  public void mouseReleased(final MouseEvent pArg0) {}
+
+  @Override
+  public void keyPressed(KeyEvent e) {}
+
+  @Override
+  public void keyReleased(KeyEvent e) {}
+
+  @Override
+  public void keyTyped(KeyEvent e) {}
+}