From 104c45677660586026a7e74ef8c47d396403d50e Mon Sep 17 00:00:00 2001
From: Michael Jurka <mikejurka@google.com>
Date: Mon, 8 Jul 2013 18:03:46 -0700
Subject: Initial implementation of new wallpaper picker.

Change-Id: Ib4c5ac4989b4959fa62465d9cde3cac662e24949
---
 src/com/android/launcher3/Workspace.java | 61 ++------------------------------
 1 file changed, 3 insertions(+), 58 deletions(-)

(limited to 'src/com/android/launcher3/Workspace.java')

diff --git a/src/com/android/launcher3/Workspace.java b/src/com/android/launcher3/Workspace.java
index b2f74330f..2298c5392 100644
--- a/src/com/android/launcher3/Workspace.java
+++ b/src/com/android/launcher3/Workspace.java
@@ -104,7 +104,6 @@ public class Workspace extends SmoothPagedView
     private LayoutTransition mLayoutTransition;
     private final WallpaperManager mWallpaperManager;
     private IBinder mWindowToken;
-    private static final float WALLPAPER_SCREENS_SPAN = 2f;
 
     private int mDefaultPage;
 
@@ -189,16 +188,11 @@ public class Workspace extends SmoothPagedView
     public static final int DRAG_BITMAP_PADDING = 2;
     private boolean mWorkspaceFadeInAdjacentScreens;
 
-    enum WallpaperVerticalOffset { TOP, MIDDLE, BOTTOM };
-    int mWallpaperWidth;
-    int mWallpaperHeight;
     WallpaperOffsetInterpolator mWallpaperOffset;
     boolean mUpdateWallpaperOffsetImmediately = false;
     private Runnable mDelayedResizeRunnable;
     private Runnable mDelayedSnapToPageRunnable;
     private Point mDisplaySize = new Point();
-    private boolean mIsStaticWallpaper;
-    private int mWallpaperTravelWidth;
     private int mCameraDistance;
 
     // Variables relating to the creation of user folders by hovering shortcuts over shortcuts
@@ -397,8 +391,6 @@ public class Workspace extends SmoothPagedView
         mWallpaperOffset = new WallpaperOffsetInterpolator();
         Display display = mLauncher.getWindowManager().getDefaultDisplay();
         display.getSize(mDisplaySize);
-        mWallpaperTravelWidth = (int) (mDisplaySize.x *
-                wallpaperTravelToScreenWidthRatio(mDisplaySize.x, mDisplaySize.y));
 
         mMaxDistanceForFolderCreation = (0.55f * grid.iconSizePx);
         mFlingThresholdVelocity = (int) (FLING_THRESHOLD_VELOCITY * mDensity);
@@ -529,7 +521,7 @@ public class Workspace extends SmoothPagedView
         mWorkspaceScreens.remove(EXTRA_EMPTY_SCREEN_ID);
         mScreenOrder.remove(EXTRA_EMPTY_SCREEN_ID);
 
-        long newId = LauncherAppState.getInstance().getLauncherProvider().generateNewScreenId();
+        long newId = LauncherAppState.getLauncherProvider().generateNewScreenId();
         mWorkspaceScreens.put(newId, cl);
         mScreenOrder.add(newId);
 
@@ -874,7 +866,6 @@ public class Workspace extends SmoothPagedView
         // Only show page outlines as we pan if we are on large screen
         if (LauncherAppState.getInstance().isScreenLarge()) {
             showOutlines();
-            mIsStaticWallpaper = mWallpaperManager.getWallpaperInfo() == null;
         }
 
         // If we are not fading in adjacent screens, we still need to restore the alpha in case the
@@ -944,55 +935,9 @@ public class Workspace extends SmoothPagedView
         Launcher.setScreen(mCurrentPage);
     };
 
-    // As a ratio of screen height, the total distance we want the parallax effect to span
-    // horizontally
-    private float wallpaperTravelToScreenWidthRatio(int width, int height) {
-        float aspectRatio = width / (float) height;
-
-        // At an aspect ratio of 16/10, the wallpaper parallax effect should span 1.5 * screen width
-        // At an aspect ratio of 10/16, the wallpaper parallax effect should span 1.2 * screen width
-        // We will use these two data points to extrapolate how much the wallpaper parallax effect
-        // to span (ie travel) at any aspect ratio:
-
-        final float ASPECT_RATIO_LANDSCAPE = 16/10f;
-        final float ASPECT_RATIO_PORTRAIT = 10/16f;
-        final float WALLPAPER_WIDTH_TO_SCREEN_RATIO_LANDSCAPE = 1.5f;
-        final float WALLPAPER_WIDTH_TO_SCREEN_RATIO_PORTRAIT = 1.2f;
-
-        // To find out the desired width at different aspect ratios, we use the following two
-        // formulas, where the coefficient on x is the aspect ratio (width/height):
-        //   (16/10)x + y = 1.5
-        //   (10/16)x + y = 1.2
-        // We solve for x and y and end up with a final formula:
-        final float x =
-            (WALLPAPER_WIDTH_TO_SCREEN_RATIO_LANDSCAPE - WALLPAPER_WIDTH_TO_SCREEN_RATIO_PORTRAIT) /
-            (ASPECT_RATIO_LANDSCAPE - ASPECT_RATIO_PORTRAIT);
-        final float y = WALLPAPER_WIDTH_TO_SCREEN_RATIO_PORTRAIT - x * ASPECT_RATIO_PORTRAIT;
-        return x * aspectRatio + y;
-    }
-
     protected void setWallpaperDimension() {
-        Point minDims = new Point();
-        Point maxDims = new Point();
-        mLauncher.getWindowManager().getDefaultDisplay().getCurrentSizeRange(minDims, maxDims);
-
-        final int maxDim = Math.max(maxDims.x, maxDims.y);
-        final int minDim = Math.min(minDims.x, minDims.y);
-
-        // We need to ensure that there is enough extra space in the wallpaper for the intended
-        // parallax effects
-        if (LauncherAppState.getInstance().isScreenLarge()) {
-            mWallpaperWidth = (int) (maxDim * wallpaperTravelToScreenWidthRatio(maxDim, minDim));
-            mWallpaperHeight = maxDim;
-        } else {
-            mWallpaperWidth = Math.max((int) (minDim * WALLPAPER_SCREENS_SPAN), maxDim);
-            mWallpaperHeight = maxDim;
-        }
-        new Thread("setWallpaperDimension") {
-            public void run() {
-                mWallpaperManager.suggestDesiredDimensions(mWallpaperWidth, mWallpaperHeight);
-            }
-        }.start();
+        WallpaperPickerActivity.suggestWallpaperDimension(mLauncher.getResources(),
+                mLauncher.getSharedPrefs(), mLauncher.getWindowManager(), mWallpaperManager);
     }
 
     private void syncWallpaperOffsetWithScroll() {
-- 
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