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/*
* Copyright (C) 2008 The Android Open Source Project
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
package com.android.launcher2;
import android.content.ComponentName;
import android.content.Context;
import android.content.res.Resources;
import android.graphics.Bitmap;
import android.graphics.Canvas;
import android.graphics.PixelFormat;
import android.graphics.Rect;
import android.os.SystemClock;
import android.renderscript.Allocation;
import android.renderscript.Dimension;
import android.renderscript.Element;
import android.renderscript.ProgramFragment;
import android.renderscript.ProgramStore;
import android.renderscript.ProgramVertex;
import android.renderscript.RSSurfaceView;
import android.renderscript.RenderScript;
import android.renderscript.Sampler;
import android.renderscript.Script;
import android.renderscript.ScriptC;
import android.renderscript.SimpleMesh;
import android.renderscript.Type;
import android.util.AttributeSet;
import android.util.Log;
import android.view.KeyEvent;
import android.view.MotionEvent;
import android.view.SoundEffectConstants;
import android.view.SurfaceHolder;
import android.view.VelocityTracker;
import android.view.View;
import android.view.ViewConfiguration;
import android.view.accessibility.AccessibilityEvent;
import java.util.ArrayList;
import java.util.Arrays;
import java.util.Collections;
import java.util.Comparator;
public class AllAppsView extends RSSurfaceView
implements View.OnClickListener, View.OnLongClickListener, DragSource {
private static final String TAG = "Launcher.AllAppsView";
/** Bit for mLocks for when there are icons being loaded. */
private static final int LOCK_ICONS_PENDING = 1;
private static final int TRACKING_NONE = 0;
private static final int TRACKING_FLING = 1;
private static final int TRACKING_HOME = 2;
private static final int SELECTED_NONE = 0;
private static final int SELECTED_FOCUSED = 1;
private static final int SELECTED_PRESSED = 2;
private static final int SELECTION_NONE = 0;
private static final int SELECTION_ICONS = 1;
private static final int SELECTION_HOME = 2;
private Launcher mLauncher;
private DragController mDragController;
/** When this is 0, modifications are allowed, when it's not, they're not.
* TODO: What about scrolling? */
private int mLocks = LOCK_ICONS_PENDING;
private int mSlop;
private int mMaxFlingVelocity;
private Defines mDefines = new Defines();
private RenderScript mRS;
private RolloRS mRollo;
private ArrayList<ApplicationInfo> mAllAppsList;
/**
* True when we are using arrow keys or trackball to drive navigation
*/
private boolean mArrowNavigation = false;
private boolean mStartedScrolling;
/**
* Used to keep track of the selection when AllAppsView loses window focus.
* One of the SELECTION_ constants.
*/
private int mLastSelection;
/**
* Used to keep track of the selection when AllAppsView loses window focus
*/
private int mLastSelectedIcon;
private VelocityTracker mVelocityTracker;
private int mTouchTracking;
private int mMotionDownRawX;
private int mMotionDownRawY;
private int mDownIconIndex = -1;
private int mCurrentIconIndex = -1;
private boolean mShouldGainFocus;
private boolean mZoomDirty = false;
private boolean mAnimateNextZoom;
private float mZoom;
private float mPosX;
private float mVelocity;
private AAMessage mMessageProc;
static class Defines {
public static final int ALLOC_PARAMS = 0;
public static final int ALLOC_STATE = 1;
public static final int ALLOC_ICON_IDS = 3;
public static final int COLUMNS_PER_PAGE = 4;
public static final int ROWS_PER_PAGE = 4;
public static final int ICON_TEXTURE_WIDTH_PX = 128;
public static final int ICON_TEXTURE_HEIGHT_PX = 128;
public int SCREEN_WIDTH_PX;
public int SCREEN_HEIGHT_PX;
public void recompute(int w, int h) {
SCREEN_WIDTH_PX = 480;
SCREEN_HEIGHT_PX = 800;
}
}
public AllAppsView(Context context, AttributeSet attrs) {
super(context, attrs);
setFocusable(true);
setSoundEffectsEnabled(false);
getHolder().setFormat(PixelFormat.TRANSLUCENT);
final ViewConfiguration config = ViewConfiguration.get(context);
mSlop = config.getScaledTouchSlop();
mMaxFlingVelocity = config.getScaledMaximumFlingVelocity();
setOnClickListener(this);
setOnLongClickListener(this);
setZOrderOnTop(true);
getHolder().setFormat(PixelFormat.TRANSLUCENT);
mRS = createRenderScript(true);
}
@Override
protected void onDetachedFromWindow() {
destroyRenderScript();
}
/**
* If you have an attached click listener, View always plays the click sound!?!?
* Deal with sound effects by hand.
*/
public void reallyPlaySoundEffect(int sound) {
boolean old = isSoundEffectsEnabled();
setSoundEffectsEnabled(true);
playSoundEffect(sound);
setSoundEffectsEnabled(old);
}
public AllAppsView(Context context, AttributeSet attrs, int defStyle) {
this(context, attrs);
}
public void setLauncher(Launcher launcher) {
mLauncher = launcher;
}
@Override
public void surfaceDestroyed(SurfaceHolder holder) {
super.surfaceDestroyed(holder);
mRollo.mHasSurface = false;
// Without this, we leak mMessageCallback which leaks the context.
mRS.mMessageCallback = null;
}
@Override
public void surfaceChanged(SurfaceHolder holder, int format, int w, int h) {
//long startTime = SystemClock.uptimeMillis();
super.surfaceChanged(holder, format, w, h);
if (mRollo == null) {
mRollo = new RolloRS();
mRollo.mHasSurface = true;
mRollo.init(getResources(), w, h);
if (mAllAppsList != null) {
mRollo.setApps(mAllAppsList);
}
if (mShouldGainFocus) {
gainFocus();
mShouldGainFocus = false;
}
} else {
mRollo.mHasSurface = true;
}
mRollo.dirtyCheck();
mRollo.resize(w, h);
mRS.mMessageCallback = mMessageProc = new AAMessage();
mRS.mMessageCallback = mMessageProc = new AAMessage();
Resources res = getContext().getResources();
int barHeight = (int)res.getDimension(R.dimen.button_bar_height);
//long endTime = SystemClock.uptimeMillis();
//Log.d(TAG, "surfaceChanged took " + (endTime-startTime) + "ms");
}
@Override
public void onWindowFocusChanged(boolean hasWindowFocus) {
super.onWindowFocusChanged(hasWindowFocus);
if (mArrowNavigation) {
if (!hasWindowFocus) {
// Clear selection when we lose window focus
mLastSelectedIcon = mRollo.mState.selectedIconIndex;
mRollo.setHomeSelected(SELECTED_NONE);
mRollo.clearSelectedIcon();
mRollo.mState.save();
} else if (hasWindowFocus) {
if (mRollo.mState.iconCount > 0) {
if (mLastSelection == SELECTION_ICONS) {
int selection = mLastSelectedIcon;
final int firstIcon = Math.round(mPosX) *
Defines.COLUMNS_PER_PAGE;
if (selection < 0 || // No selection
selection < firstIcon || // off the top of the screen
selection >= mRollo.mState.iconCount || // past last icon
selection >= firstIcon + // past last icon on screen
(Defines.COLUMNS_PER_PAGE * Defines.ROWS_PER_PAGE)) {
selection = firstIcon;
}
// Select the first icon when we gain window focus
mRollo.selectIcon(selection, SELECTED_FOCUSED);
mRollo.mState.save();
} else if (mLastSelection == SELECTION_HOME) {
mRollo.setHomeSelected(SELECTED_FOCUSED);
mRollo.mState.save();
}
}
}
}
}
@Override
protected void onFocusChanged(boolean gainFocus, int direction, Rect previouslyFocusedRect) {
super.onFocusChanged(gainFocus, direction, previouslyFocusedRect);
if (!isVisible()) {
return;
}
if (gainFocus) {
if (mRollo != null && mRollo.mHasSurface) {
gainFocus();
} else {
mShouldGainFocus = true;
}
} else {
if (mRollo != null) {
if (mArrowNavigation) {
// Clear selection when we lose focus
mRollo.clearSelectedIcon();
mRollo.setHomeSelected(SELECTED_NONE);
mRollo.mState.save();
mArrowNavigation = false;
}
} else {
mShouldGainFocus = false;
}
}
}
private void gainFocus() {
if (!mArrowNavigation && mRollo.mState.iconCount > 0) {
// Select the first icon when we gain keyboard focus
mArrowNavigation = true;
mRollo.selectIcon(Math.round(mPosX) * Defines.COLUMNS_PER_PAGE,
SELECTED_FOCUSED);
mRollo.mState.save();
}
}
@Override
public boolean onKeyDown(int keyCode, KeyEvent event) {
boolean handled = false;
if (!isVisible()) {
return false;
}
final int iconCount = mRollo.mState.iconCount;
if (keyCode == KeyEvent.KEYCODE_DPAD_CENTER || keyCode == KeyEvent.KEYCODE_ENTER) {
if (mArrowNavigation) {
if (mLastSelection == SELECTION_HOME) {
reallyPlaySoundEffect(SoundEffectConstants.CLICK);
mLauncher.closeAllApps(true);
} else {
int whichApp = mRollo.mState.selectedIconIndex;
if (whichApp >= 0) {
ApplicationInfo app = mAllAppsList.get(whichApp);
mLauncher.startActivitySafely(app.intent);
handled = true;
}
}
}
}
if (iconCount > 0) {
mArrowNavigation = true;
int currentSelection = mRollo.mState.selectedIconIndex;
int currentTopRow = Math.round(mPosX);
// The column of the current selection, in the range 0..COLUMNS_PER_PAGE-1
final int currentPageCol = currentSelection % Defines.COLUMNS_PER_PAGE;
// The row of the current selection, in the range 0..ROWS_PER_PAGE-1
final int currentPageRow = (currentSelection - (currentTopRow*Defines.COLUMNS_PER_PAGE))
/ Defines.ROWS_PER_PAGE;
int newSelection = currentSelection;
switch (keyCode) {
case KeyEvent.KEYCODE_DPAD_UP:
if (mLastSelection == SELECTION_HOME) {
mRollo.setHomeSelected(SELECTED_NONE);
int lastRowCount = iconCount % Defines.COLUMNS_PER_PAGE;
if (lastRowCount == 0) {
lastRowCount = Defines.COLUMNS_PER_PAGE;
}
newSelection = iconCount - lastRowCount + (Defines.COLUMNS_PER_PAGE / 2);
if (newSelection >= iconCount) {
newSelection = iconCount-1;
}
int target = (newSelection / Defines.COLUMNS_PER_PAGE)
- (Defines.ROWS_PER_PAGE - 1);
if (target < 0) {
target = 0;
}
if (currentTopRow != target) {
mRollo.moveTo(target);
}
} else {
if (currentPageRow > 0) {
newSelection = currentSelection - Defines.COLUMNS_PER_PAGE;
} else if (currentTopRow > 0) {
newSelection = currentSelection - Defines.COLUMNS_PER_PAGE;
mRollo.moveTo(newSelection / Defines.COLUMNS_PER_PAGE);
} else if (currentPageRow != 0) {
newSelection = currentTopRow * Defines.ROWS_PER_PAGE;
}
}
handled = true;
break;
case KeyEvent.KEYCODE_DPAD_DOWN: {
final int rowCount = iconCount / Defines.COLUMNS_PER_PAGE
+ (iconCount % Defines.COLUMNS_PER_PAGE == 0 ? 0 : 1);
final int currentRow = currentSelection / Defines.COLUMNS_PER_PAGE;
if (mLastSelection != SELECTION_HOME) {
if (currentRow < rowCount-1) {
mRollo.setHomeSelected(SELECTED_NONE);
if (currentSelection < 0) {
newSelection = 0;
} else {
newSelection = currentSelection + Defines.COLUMNS_PER_PAGE;
}
if (newSelection >= iconCount) {
// Go from D to G in this arrangement:
// A B C D
// E F G
newSelection = iconCount - 1;
}
if (currentPageRow >= Defines.ROWS_PER_PAGE - 1) {
mRollo.moveTo((newSelection / Defines.COLUMNS_PER_PAGE) -
Defines.ROWS_PER_PAGE + 1);
}
} else {
newSelection = -1;
mRollo.setHomeSelected(SELECTED_FOCUSED);
}
}
handled = true;
break;
}
case KeyEvent.KEYCODE_DPAD_LEFT:
if (currentPageCol > 0) {
newSelection = currentSelection - 1;
}
handled = true;
break;
case KeyEvent.KEYCODE_DPAD_RIGHT:
if ((currentPageCol < Defines.COLUMNS_PER_PAGE - 1) &&
(currentSelection < iconCount - 1)) {
newSelection = currentSelection + 1;
}
handled = true;
break;
}
if (newSelection != currentSelection) {
mRollo.selectIcon(newSelection, SELECTED_FOCUSED);
mRollo.mState.save();
}
}
return handled;
}
@Override
public boolean onTouchEvent(MotionEvent ev)
{
mArrowNavigation = false;
if (!isVisible()) {
return true;
}
if (mLocks != 0) {
return true;
}
super.onTouchEvent(ev);
int x = (int)ev.getX();
int y = (int)ev.getY();
int action = ev.getAction();
switch (action) {
case MotionEvent.ACTION_DOWN:
if (y > mRollo.mTouchYBorders[mRollo.mTouchYBorders.length-1]) {
mTouchTracking = TRACKING_HOME;
mRollo.setHomeSelected(SELECTED_PRESSED);
mRollo.mState.save();
mCurrentIconIndex = -1;
} else {
mTouchTracking = TRACKING_FLING;
mMotionDownRawX = (int)ev.getRawX();
mMotionDownRawY = (int)ev.getRawY();
mRollo.mState.newPositionX = ev.getRawY() / getHeight();
mRollo.mState.newTouchDown = 1;
if (!mRollo.checkClickOK()) {
mRollo.clearSelectedIcon();
} else {
mDownIconIndex = mCurrentIconIndex
= mRollo.selectIcon(x, y, mPosX, SELECTED_PRESSED);
if (mDownIconIndex < 0) {
// if nothing was selected, no long press.
cancelLongPress();
}
}
mRollo.mState.save();
mRollo.move();
mVelocityTracker = VelocityTracker.obtain();
mVelocityTracker.addMovement(ev);
mStartedScrolling = false;
}
break;
case MotionEvent.ACTION_MOVE:
case MotionEvent.ACTION_OUTSIDE:
if (mTouchTracking == TRACKING_HOME) {
mRollo.setHomeSelected(y > mRollo.mTouchYBorders[mRollo.mTouchYBorders.length-1]
? SELECTED_PRESSED : SELECTED_NONE);
mRollo.mState.save();
} else if (mTouchTracking == TRACKING_FLING) {
int rawX = (int)ev.getRawX();
int rawY = (int)ev.getRawY();
int slop;
slop = Math.abs(rawY - mMotionDownRawY);
if (!mStartedScrolling && slop < mSlop) {
// don't update anything so when we do start scrolling
// below, we get the right delta.
mCurrentIconIndex = mRollo.chooseTappedIcon(x, y, mPosX);
if (mDownIconIndex != mCurrentIconIndex) {
// If a different icon is selected, don't allow it to be picked up.
// This handles off-axis dragging.
cancelLongPress();
mCurrentIconIndex = -1;
}
} else {
if (!mStartedScrolling) {
cancelLongPress();
mCurrentIconIndex = -1;
}
mRollo.mState.newPositionX = ev.getRawY() / getHeight();
mRollo.mState.newTouchDown = 1;
mRollo.move();
mStartedScrolling = true;
mRollo.clearSelectedIcon();
mVelocityTracker.addMovement(ev);
mRollo.mState.save();
}
}
break;
case MotionEvent.ACTION_UP:
case MotionEvent.ACTION_CANCEL:
if (mTouchTracking == TRACKING_HOME) {
if (action == MotionEvent.ACTION_UP) {
if (y > mRollo.mTouchYBorders[mRollo.mTouchYBorders.length-1]) {
reallyPlaySoundEffect(SoundEffectConstants.CLICK);
mLauncher.closeAllApps(true);
}
mRollo.setHomeSelected(SELECTED_NONE);
mRollo.mState.save();
}
mCurrentIconIndex = -1;
} else if (mTouchTracking == TRACKING_FLING) {
mRollo.mState.newTouchDown = 0;
mRollo.mState.newPositionX = ev.getRawY() / getHeight();
mVelocityTracker.computeCurrentVelocity(1000 /* px/sec */, mMaxFlingVelocity);
mRollo.mState.flingVelocity = mVelocityTracker.getYVelocity() / getHeight();
mRollo.clearSelectedIcon();
mRollo.mState.save();
mRollo.fling();
if (mVelocityTracker != null) {
mVelocityTracker.recycle();
mVelocityTracker = null;
}
}
mTouchTracking = TRACKING_NONE;
break;
}
return true;
}
public void onClick(View v) {
if (mLocks != 0 || !isVisible()) {
return;
}
if (mRollo.checkClickOK() && mCurrentIconIndex == mDownIconIndex
&& mCurrentIconIndex >= 0 && mCurrentIconIndex < mAllAppsList.size()) {
reallyPlaySoundEffect(SoundEffectConstants.CLICK);
ApplicationInfo app = mAllAppsList.get(mCurrentIconIndex);
mLauncher.startActivitySafely(app.intent);
}
}
public boolean onLongClick(View v) {
if (mLocks != 0 || !isVisible()) {
return true;
}
if (mRollo.checkClickOK() && mCurrentIconIndex == mDownIconIndex
&& mCurrentIconIndex >= 0 && mCurrentIconIndex < mAllAppsList.size()) {
ApplicationInfo app = mAllAppsList.get(mCurrentIconIndex);
Bitmap bmp = Utilities.extractIconFromTexture(app.iconBitmap, getContext());
final int w = bmp.getWidth();
final int h = bmp.getHeight();
// We don't really have an accurate location to use. This will do.
int screenX = mMotionDownRawX - (w / 2);
int screenY = mMotionDownRawY - h;
mDragController.startDrag(bmp, screenX, screenY,
0, 0, w, h, this, app, DragController.DRAG_ACTION_COPY);
bmp.recycle();
mLauncher.closeAllApps(true);
}
return true;
}
@Override
public boolean dispatchPopulateAccessibilityEvent(AccessibilityEvent event) {
if (event.getEventType() == AccessibilityEvent.TYPE_VIEW_SELECTED) {
if (!isVisible()) {
return false;
}
String text = null;
int index;
int count = mAllAppsList.size() + 1; // +1 is home
int pos = -1;
switch (mLastSelection) {
case SELECTION_ICONS:
index = mRollo.mState.selectedIconIndex;
if (index >= 0) {
ApplicationInfo info = mAllAppsList.get(index);
if (info.title != null) {
text = info.title.toString();
pos = index;
}
}
break;
case SELECTION_HOME:
text = getContext().getString(R.string.all_apps_home_button_label);
pos = count;
break;
}
if (text != null) {
event.setEnabled(true);
event.getText().add(text);
//event.setContentDescription(text);
event.setItemCount(count);
event.setCurrentItemIndex(pos);
}
}
return false;
}
public void setDragController(DragController dragger) {
mDragController = dragger;
}
public void onDropCompleted(View target, boolean success) {
}
/**
* Zoom to the specifed level.
*
* @param zoom [0..1] 0 is hidden, 1 is open
*/
public void zoom(float zoom, boolean animate) {
cancelLongPress();
if (mRollo == null || !mRollo.mHasSurface) {
mZoomDirty = true;
mZoom = zoom;
mAnimateNextZoom = animate;
return;
} else {
mRollo.setZoom(zoom, animate);
}
}
public boolean isVisible() {
return mZoom > 0.001f;
}
public boolean isOpaque() {
return mZoom > 0.999f;
}
public void setApps(ArrayList<ApplicationInfo> list) {
mAllAppsList = list;
if (mRollo != null) {
mRollo.setApps(list);
}
mLocks &= ~LOCK_ICONS_PENDING;
}
public void addApps(ArrayList<ApplicationInfo> list) {
if (mAllAppsList == null) {
// Not done loading yet. We'll find out about it later.
return;
}
final int N = list.size();
if (mRollo != null) {
mRollo.reallocAppsList(mRollo.mState.iconCount + N);
}
for (int i=0; i<N; i++) {
final ApplicationInfo item = list.get(i);
int index = Collections.binarySearch(mAllAppsList, item,
LauncherModel.APP_NAME_COMPARATOR);
if (index < 0) {
index = -(index+1);
}
mAllAppsList.add(index, item);
if (mRollo != null) {
mRollo.addApp(index, item);
}
}
if (mRollo != null) {
mRollo.saveAppsList();
}
}
public void removeApps(ArrayList<ApplicationInfo> list) {
if (mAllAppsList == null) {
// Not done loading yet. We'll find out about it later.
return;
}
final int N = list.size();
for (int i=0; i<N; i++) {
final ApplicationInfo item = list.get(i);
int index = findAppByComponent(mAllAppsList, item);
if (index >= 0) {
int ic = mRollo != null ? mRollo.mState.iconCount : 666;
mAllAppsList.remove(index);
if (mRollo != null) {
mRollo.removeApp(index);
}
} else {
Log.w(TAG, "couldn't find a match for item \"" + item + "\"");
// Try to recover. This should keep us from crashing for now.
}
}
if (mRollo != null) {
mRollo.saveAppsList();
}
}
public void updateApps(String packageName, ArrayList<ApplicationInfo> list) {
// Just remove and add, because they may need to be re-sorted.
removeApps(list);
addApps(list);
}
private static int findAppByComponent(ArrayList<ApplicationInfo> list, ApplicationInfo item) {
ComponentName component = item.intent.getComponent();
final int N = list.size();
for (int i=0; i<N; i++) {
ApplicationInfo x = list.get(i);
if (x.intent.getComponent().equals(component)) {
return i;
}
}
return -1;
}
private static int countPages(int iconCount) {
int iconsPerPage = Defines.COLUMNS_PER_PAGE * Defines.ROWS_PER_PAGE;
int pages = iconCount / iconsPerPage;
if (pages*iconsPerPage != iconCount) {
pages++;
}
return pages;
}
class AAMessage extends RenderScript.RSMessage {
public void run() {
mPosX = ((float)mData[0]) / (1 << 16);
mVelocity = ((float)mData[1]) / (1 << 16);
mZoom = ((float)mData[2]) / (1 << 16);
mZoomDirty = false;
}
}
public class RolloRS {
// Allocations ======
private int mWidth;
private int mHeight;
private Resources mRes;
private Script mScript;
private Script.Invokable mInvokeMove;
private Script.Invokable mInvokeMoveTo;
private Script.Invokable mInvokeFling;
private Script.Invokable mInvokeResetWAR;
private Script.Invokable mInvokeSetZoom;
private ProgramStore mPSIcons;
private ProgramStore mPSText;
private ProgramFragment mPFColor;
private ProgramFragment mPFTexMip;
private ProgramFragment mPFTexNearest;
private ProgramVertex mPV;
private ProgramVertex mPVOrtho;
private SimpleMesh mMesh;
private SimpleMesh mMesh2;
private ProgramVertex.MatrixAllocation mPVA;
private Allocation mHomeButtonNormal;
private Allocation mHomeButtonFocused;
private Allocation mHomeButtonPressed;
private Allocation[] mIcons;
private int[] mIconIds;
private Allocation mAllocIconIds;
private Allocation mSelectedIcon;
private int[] mTouchYBorders;
private int[] mTouchXBorders;
private Bitmap mSelectionBitmap;
private Canvas mSelectionCanvas;
boolean mHasSurface = false;
private boolean mAppsDirty = true;
Params mParams;
State mState;
class BaseAlloc {
Allocation mAlloc;
Type mType;
void save() {
mAlloc.data(this);
}
}
private boolean checkClickOK() {
return (Math.abs(mVelocity) < 0.4f) &&
(Math.abs(mPosX - Math.round(mPosX)) < 0.4f);
}
class Params extends BaseAlloc {
Params() {
mType = Type.createFromClass(mRS, Params.class, 1, "ParamsClass");
mAlloc = Allocation.createTyped(mRS, mType);
save();
}
public int bubbleWidth;
public int bubbleHeight;
public int bubbleBitmapWidth;
public int bubbleBitmapHeight;
public int homeButtonWidth;
public int homeButtonHeight;
public int homeButtonTextureWidth;
public int homeButtonTextureHeight;
}
class State extends BaseAlloc {
public float newPositionX;
public int newTouchDown;
public float flingVelocity;
public int iconCount;
public int selectedIconIndex = -1;
public int selectedIconTexture;
public float zoomTarget;
public int homeButtonId;
public float targetPos;
State() {
mType = Type.createFromClass(mRS, State.class, 1, "StateClass");
mAlloc = Allocation.createTyped(mRS, mType);
save();
}
}
public RolloRS() {
}
public void init(Resources res, int width, int height) {
mRes = res;
mWidth = width;
mHeight = height;
mDefines.recompute(width, height);
initProgramVertex();
initProgramFragment();
initProgramStore();
initMesh();
initGl();
initData();
initTouchState();
initRs();
}
public void initMesh() {
SimpleMesh.TriangleMeshBuilder tm = new SimpleMesh.TriangleMeshBuilder(mRS, 3,
SimpleMesh.TriangleMeshBuilder.TEXTURE_0 | SimpleMesh.TriangleMeshBuilder.COLOR);
float y = 0;
float z = 0;
for (int ct=0; ct < 200; ct++) {
float angle = 0;
float maxAngle = 3.14f * 0.16f;
float l = 1.f;
l = 1 - ((ct-7) * 0.10f);
if (ct > 7) {
angle = maxAngle * (ct - 7) * 0.2f;
angle = Math.min(angle, maxAngle);
}
l = Math.max(0.4f, l);
l = Math.min(1.0f, l);
y += 0.1f * Math.cos(angle);
z += 0.1f * Math.sin(angle);
float t = 0.1f * ct;
float ds = 0.08f;
tm.setColor(l, l, l, 0.99f);
tm.setTexture(ds, t);
tm.addVertex(-0.5f, y, z);
tm.setTexture(1 - ds, t);
tm.addVertex(0.5f, y, z);
}
for (int ct=0; ct < (200 * 2 - 2); ct+= 2) {
tm.addTriangle(ct, ct+1, ct+2);
tm.addTriangle(ct+1, ct+3, ct+2);
}
mMesh2 = tm.create();
mMesh2.setName("SMMesh");
}
void resize(int w, int h) {
mPVA.setupProjectionNormalized(w, h);
mWidth = w;
mHeight = h;
}
private void initProgramVertex() {
mPVA = new ProgramVertex.MatrixAllocation(mRS);
resize(mWidth, mHeight);
ProgramVertex.Builder pvb = new ProgramVertex.Builder(mRS, null, null);
pvb.setTextureMatrixEnable(true);
mPV = pvb.create();
mPV.setName("PV");
mPV.bindAllocation(mPVA);
//pva = new ProgramVertex.MatrixAllocation(mRS);
//pva.setupOrthoWindow(mWidth, mHeight);
//pvb.setTextureMatrixEnable(true);
//mPVOrtho = pvb.create();
//mPVOrtho.setName("PVOrtho");
//mPVOrtho.bindAllocation(pva);
mRS.contextBindProgramVertex(mPV);
}
private void initProgramFragment() {
Sampler.Builder sb = new Sampler.Builder(mRS);
sb.setMin(Sampler.Value.LINEAR_MIP_LINEAR);
sb.setMag(Sampler.Value.LINEAR);
sb.setWrapS(Sampler.Value.CLAMP);
sb.setWrapT(Sampler.Value.CLAMP);
Sampler linear = sb.create();
sb.setMin(Sampler.Value.NEAREST);
sb.setMag(Sampler.Value.NEAREST);
Sampler nearest = sb.create();
ProgramFragment.Builder bf = new ProgramFragment.Builder(mRS);
mPFColor = bf.create();
mPFColor.setName("PFColor");
bf.setTexture(ProgramFragment.Builder.EnvMode.MODULATE,
ProgramFragment.Builder.Format.RGBA, 0);
mPFTexMip = bf.create();
mPFTexMip.setName("PFTexMip");
mPFTexMip.bindSampler(linear, 0);
mPFTexNearest = bf.create();
mPFTexNearest.setName("PFTexNearest");
mPFTexNearest.bindSampler(nearest, 0);
}
private void initProgramStore() {
ProgramStore.Builder bs = new ProgramStore.Builder(mRS, null, null);
bs.setDepthFunc(ProgramStore.DepthFunc.ALWAYS);
bs.setColorMask(true,true,true,false);
bs.setDitherEnable(true);
bs.setBlendFunc(ProgramStore.BlendSrcFunc.SRC_ALPHA,
ProgramStore.BlendDstFunc.ONE_MINUS_SRC_ALPHA);
mPSIcons = bs.create();
mPSIcons.setName("PSIcons");
//bs.setDitherEnable(false);
//mPSText = bs.create();
//mPSText.setName("PSText");
}
private void initGl() {
mTouchXBorders = new int[Defines.COLUMNS_PER_PAGE+1];
mTouchYBorders = new int[Defines.ROWS_PER_PAGE+1];
}
private void initData() {
mParams = new Params();
mState = new State();
final Utilities.BubbleText bubble = new Utilities.BubbleText(getContext());
mParams.bubbleWidth = bubble.getBubbleWidth();
mParams.bubbleHeight = bubble.getMaxBubbleHeight();
mParams.bubbleBitmapWidth = bubble.getBitmapWidth();
mParams.bubbleBitmapHeight = bubble.getBitmapHeight();
mHomeButtonNormal = Allocation.createFromBitmapResource(mRS, mRes,
R.drawable.home_button_normal, Element.RGBA_8888(mRS), false);
mHomeButtonNormal.uploadToTexture(0);
mHomeButtonFocused = Allocation.createFromBitmapResource(mRS, mRes,
R.drawable.home_button_focused, Element.RGBA_8888(mRS), false);
mHomeButtonFocused.uploadToTexture(0);
mHomeButtonPressed = Allocation.createFromBitmapResource(mRS, mRes,
R.drawable.home_button_pressed, Element.RGBA_8888(mRS), false);
mHomeButtonPressed.uploadToTexture(0);
mParams.homeButtonWidth = 76;
mParams.homeButtonHeight = 68;
mParams.homeButtonTextureWidth = 128;
mParams.homeButtonTextureHeight = 128;
mState.homeButtonId = mHomeButtonNormal.getID();
mParams.save();
mState.save();
mSelectionBitmap = Bitmap.createBitmap(Defines.ICON_TEXTURE_WIDTH_PX,
Defines.ICON_TEXTURE_HEIGHT_PX, Bitmap.Config.ARGB_8888);
mSelectionCanvas = new Canvas(mSelectionBitmap);
setApps(null);
}
private void initScript(int id) {
}
private void initRs() {
ScriptC.Builder sb = new ScriptC.Builder(mRS);
sb.setScript(mRes, R.raw.rollo3);
sb.setRoot(true);
sb.addDefines(mDefines);
sb.setType(mParams.mType, "params", Defines.ALLOC_PARAMS);
sb.setType(mState.mType, "state", Defines.ALLOC_STATE);
mInvokeMove = sb.addInvokable("move");
mInvokeFling = sb.addInvokable("fling");
mInvokeMoveTo = sb.addInvokable("moveTo");
mInvokeResetWAR = sb.addInvokable("resetHWWar");
mInvokeSetZoom = sb.addInvokable("setZoom");
mScript = sb.create();
mScript.setClearColor(0.0f, 0.0f, 0.0f, 0.0f);
mScript.bindAllocation(mParams.mAlloc, Defines.ALLOC_PARAMS);
mScript.bindAllocation(mState.mAlloc, Defines.ALLOC_STATE);
mScript.bindAllocation(mAllocIconIds, Defines.ALLOC_ICON_IDS);
mRS.contextBindRootScript(mScript);
}
void dirtyCheck() {
if (mHasSurface) {
if (mAppsDirty && mAllAppsList != null) {
for (int i=0; i < mState.iconCount; i++) {
uploadAppIcon(i, mAllAppsList.get(i));
}
saveAppsList();
mAppsDirty = false;
}
if (mZoomDirty) {
setZoom(mZoom, mAnimateNextZoom);
}
}
}
private void setApps(ArrayList<ApplicationInfo> list) {
final int count = list != null ? list.size() : 0;
int allocCount = count;
if (allocCount < 1) {
allocCount = 1;
}
mIcons = new Allocation[count];
mIconIds = new int[allocCount];
mAllocIconIds = Allocation.createSized(mRS, Element.USER_I32(mRS), allocCount);
Element ie8888 = Element.RGBA_8888(mRS);
mState.iconCount = count;
long before = SystemClock.uptimeMillis();
for (int i=0; i < mState.iconCount; i++) {
createAppIconAllocations(i, list.get(i));
}
long after = SystemClock.uptimeMillis();
//Log.d(TAG, "createAppIconAllocations took " + (after-before) + "ms");
if (mHasSurface) {
for (int i=0; i < mState.iconCount; i++) {
uploadAppIcon(i, list.get(i));
}
} else {
mRollo.mAppsDirty = true;
}
saveAppsList();
}
private void setZoom(float zoom, boolean animate) {
mRollo.clearSelectedIcon();
mRollo.setHomeSelected(SELECTED_NONE);
if (zoom > 0.001f) {
mRollo.mState.zoomTarget = zoom;
} else {
mRollo.mState.zoomTarget = 0;
}
mRollo.mState.save();
if (!animate) {
mRollo.mInvokeSetZoom.execute();
}
}
private void frameBitmapAllocMips(Allocation alloc, int w, int h) {
int black[] = new int[w > h ? w : h];
Allocation.Adapter2D a = alloc.createAdapter2D();
int mip = 0;
while (w > 1 || h > 1) {
a.subData(0, 0, 1, h, black);
a.subData(w-1, 0, 1, h, black);
a.subData(0, 0, w, 1, black);
a.subData(0, h-1, w, 1, black);
mip++;
w = (w + 1) >> 1;
h = (h + 1) >> 1;
a.setConstraint(Dimension.LOD, mip);
}
a.subData(0, 0, 1, 1, black);
}
private void createAppIconAllocations(int index, ApplicationInfo item) {
Bitmap bitmap = item.iconBitmap;
mIcons[index] = Allocation.createFromBitmap(mRS, bitmap, Element.RGBA_8888(mRS), true);
frameBitmapAllocMips(mIcons[index], bitmap.getWidth(), bitmap.getHeight());
mIconIds[index] = mIcons[index].getID();
}
private void uploadAppIcon(int index, ApplicationInfo item) {
if (mIconIds[index] != mIcons[index].getID()) {
throw new IllegalStateException("uploadAppIcon index=" + index
+ " mIcons[index].getID=" + mIcons[index].getID()
+ " mIconsIds[index]=" + mIconIds[index]
+ " item=" + item);
}
mIcons[index].uploadToTexture(0);
}
/**
* Puts the empty spaces at the end. Updates mState.iconCount. You must
* fill in the values and call saveAppsList().
*/
private void reallocAppsList(int count) {
Allocation[] icons = new Allocation[count];
int[] iconIds = new int[count];
mAllocIconIds = Allocation.createSized(mRS, Element.USER_I32(mRS), count);
final int oldCount = mRollo.mState.iconCount;
System.arraycopy(mIcons, 0, icons, 0, oldCount);
System.arraycopy(mIconIds, 0, iconIds, 0, oldCount);
mIcons = icons;
mIconIds = iconIds;
}
/**
* Handle the allocations for the new app. Make sure you call saveAppsList when done.
*/
private void addApp(int index, ApplicationInfo item) {
final int count = mState.iconCount - index;
final int dest = index + 1;
System.arraycopy(mIcons, index, mIcons, dest, count);
System.arraycopy(mIconIds, index, mIconIds, dest, count);
createAppIconAllocations(index, item);
if (mHasSurface) {
uploadAppIcon(index, item);
} else {
mAppsDirty = true;
}
mRollo.mState.iconCount++;
}
/**
* Handle the allocations for the removed app. Make sure you call saveAppsList when done.
*/
private void removeApp(int index) {
final int count = mState.iconCount - index - 1;
final int src = index + 1;
System.arraycopy(mIcons, src, mIcons, index, count);
System.arraycopy(mIconIds, src, mIconIds, index, count);
mRollo.mState.iconCount--;
final int last = mState.iconCount;
mIcons[last] = null;
mIconIds[last] = 0;
}
/**
* Send the apps list structures to RS.
*/
private void saveAppsList() {
mRS.contextBindRootScript(null);
mAllocIconIds.data(mIconIds);
if (mScript != null) { // this happens when we init it
mScript.bindAllocation(mAllocIconIds, Defines.ALLOC_ICON_IDS);
}
mState.save();
// Note: mScript may be null if we haven't initialized it yet.
// In that case, this is a no-op.
if (mInvokeResetWAR != null) {
mInvokeResetWAR.execute();
}
mRS.contextBindRootScript(mScript);
}
void initTouchState() {
int width = getWidth();
int height = getHeight();
int cellHeight = 145;//iconsSize / Defines.ROWS_PER_PAGE;
int cellWidth = width / Defines.COLUMNS_PER_PAGE;
int centerY = (height / 2);
mTouchYBorders[0] = centerY - (cellHeight * 2);
mTouchYBorders[1] = centerY - cellHeight;
mTouchYBorders[2] = centerY;
mTouchYBorders[3] = centerY + cellHeight;
mTouchYBorders[4] = centerY + (cellHeight * 2);
int centerX = (width / 2);
mTouchXBorders[0] = 0;
mTouchXBorders[1] = centerX - (width / 4);
mTouchXBorders[2] = centerX;
mTouchXBorders[3] = centerX + (width / 4);
mTouchXBorders[4] = width;
}
void fling() {
mInvokeFling.execute();
}
void move() {
mInvokeMove.execute();
}
void moveTo(float row) {
mState.targetPos = row;
mState.save();
mInvokeMoveTo.execute();
}
int chooseTappedIcon(int x, int y, float pos) {
// Adjust for scroll position if not zero.
y += (pos - ((int)pos)) * (mTouchYBorders[1] - mTouchYBorders[0]);
int col = -1;
int row = -1;
for (int i=0; i<Defines.COLUMNS_PER_PAGE; i++) {
if (x >= mTouchXBorders[i] && x < mTouchXBorders[i+1]) {
col = i;
break;
}
}
for (int i=0; i<Defines.ROWS_PER_PAGE; i++) {
if (y >= mTouchYBorders[i] && y < mTouchYBorders[i+1]) {
row = i;
break;
}
}
if (row < 0 || col < 0) {
return -1;
}
int index = (((int)pos) * Defines.COLUMNS_PER_PAGE)
+ (row * Defines.ROWS_PER_PAGE) + col;
if (index >= mState.iconCount) {
return -1;
} else {
return index;
}
}
/**
* You need to call save() on mState on your own after calling this.
*
* @return the index of the icon that was selected.
*/
int selectIcon(int x, int y, float pos, int pressed) {
final int index = chooseTappedIcon(x, y, pos);
selectIcon(index, pressed);
return index;
}
/**
* Select the icon at the given index.
*
* @param index The index.
* @param pressed one of SELECTED_PRESSED or SELECTED_FOCUSED
*/
void selectIcon(int index, int pressed) {
if (mAllAppsList == null || index < 0 || index >= mAllAppsList.size()) {
mState.selectedIconIndex = -1;
if (mLastSelection == SELECTION_ICONS) {
mLastSelection = SELECTION_NONE;
}
} else {
if (pressed == SELECTED_FOCUSED) {
mLastSelection = SELECTION_ICONS;
}
int prev = mState.selectedIconIndex;
mState.selectedIconIndex = index;
ApplicationInfo info = mAllAppsList.get(index);
Bitmap selectionBitmap = mSelectionBitmap;
Utilities.drawSelectedAllAppsBitmap(mSelectionCanvas, selectionBitmap,
selectionBitmap.getWidth(), selectionBitmap.getHeight(),
pressed == SELECTED_PRESSED, info.iconBitmap);
mSelectedIcon = Allocation.createFromBitmap(mRS, selectionBitmap,
Element.RGBA_8888(mRS), false);
mSelectedIcon.uploadToTexture(0);
mState.selectedIconTexture = mSelectedIcon.getID();
if (prev != index) {
if (info.title != null && info.title.length() > 0) {
//setContentDescription(info.title);
sendAccessibilityEvent(AccessibilityEvent.TYPE_VIEW_SELECTED);
}
}
}
}
/**
* You need to call save() on mState on your own after calling this.
*/
void clearSelectedIcon() {
mState.selectedIconIndex = -1;
}
void setHomeSelected(int mode) {
final int prev = mLastSelection;
switch (mode) {
case SELECTED_NONE:
mState.homeButtonId = mHomeButtonNormal.getID();
break;
case SELECTED_FOCUSED:
mLastSelection = SELECTION_HOME;
mState.homeButtonId = mHomeButtonFocused.getID();
if (prev != SELECTION_HOME) {
sendAccessibilityEvent(AccessibilityEvent.TYPE_VIEW_SELECTED);
}
break;
case SELECTED_PRESSED:
mState.homeButtonId = mHomeButtonPressed.getID();
break;
}
}
public void dumpState() {
Log.d(TAG, "mRollo.mWidth=" + mWidth);
Log.d(TAG, "mRollo.mHeight=" + mHeight);
Log.d(TAG, "mRollo.mIcons=" + mIcons);
if (mIcons != null) {
Log.d(TAG, "mRollo.mIcons.length=" + mIcons.length);
}
if (mIconIds != null) {
Log.d(TAG, "mRollo.mIconIds.length=" + mIconIds.length);
}
Log.d(TAG, "mRollo.mIconIds=" + Arrays.toString(mIconIds));
Log.d(TAG, "mRollo.mTouchXBorders=" + Arrays.toString(mTouchXBorders));
Log.d(TAG, "mRollo.mTouchYBorders=" + Arrays.toString(mTouchYBorders));
Log.d(TAG, "mRollo.mHasSurface=" + mHasSurface);
Log.d(TAG, "mRollo.mAppsDirty=" + mAppsDirty);
Log.d(TAG, "mRollo.mState.newPositionX=" + mState.newPositionX);
Log.d(TAG, "mRollo.mState.newTouchDown=" + mState.newTouchDown);
Log.d(TAG, "mRollo.mState.flingVelocity=" + mState.flingVelocity);
Log.d(TAG, "mRollo.mState.iconCount=" + mState.iconCount);
Log.d(TAG, "mRollo.mState.selectedIconIndex=" + mState.selectedIconIndex);
Log.d(TAG, "mRollo.mState.selectedIconTexture=" + mState.selectedIconTexture);
Log.d(TAG, "mRollo.mState.zoomTarget=" + mState.zoomTarget);
Log.d(TAG, "mRollo.mState.homeButtonId=" + mState.homeButtonId);
Log.d(TAG, "mRollo.mState.targetPos=" + mState.targetPos);
Log.d(TAG, "mRollo.mParams.bubbleWidth=" + mParams.bubbleWidth);
Log.d(TAG, "mRollo.mParams.bubbleHeight=" + mParams.bubbleHeight);
Log.d(TAG, "mRollo.mParams.bubbleBitmapWidth=" + mParams.bubbleBitmapWidth);
Log.d(TAG, "mRollo.mParams.bubbleBitmapHeight=" + mParams.bubbleBitmapHeight);
Log.d(TAG, "mRollo.mParams.homeButtonWidth=" + mParams.homeButtonWidth);
Log.d(TAG, "mRollo.mParams.homeButtonHeight=" + mParams.homeButtonHeight);
Log.d(TAG, "mRollo.mParams.homeButtonTextureWidth=" + mParams.homeButtonTextureWidth);
Log.d(TAG, "mRollo.mParams.homeButtonTextureHeight=" + mParams.homeButtonTextureHeight);
}
}
public void dumpState() {
Log.d(TAG, "mRS=" + mRS);
Log.d(TAG, "mRollo=" + mRollo);
ApplicationInfo.dumpApplicationInfoList(TAG, "mAllAppsList", mAllAppsList);
Log.d(TAG, "mArrowNavigation=" + mArrowNavigation);
Log.d(TAG, "mStartedScrolling=" + mStartedScrolling);
Log.d(TAG, "mLastSelection=" + mLastSelection);
Log.d(TAG, "mLastSelectedIcon=" + mLastSelectedIcon);
Log.d(TAG, "mVelocityTracker=" + mVelocityTracker);
Log.d(TAG, "mTouchTracking=" + mTouchTracking);
Log.d(TAG, "mShouldGainFocus=" + mShouldGainFocus);
Log.d(TAG, "mZoomDirty=" + mZoomDirty);
Log.d(TAG, "mAnimateNextZoom=" + mAnimateNextZoom);
Log.d(TAG, "mZoom=" + mZoom);
Log.d(TAG, "mPosX=" + mPosX);
Log.d(TAG, "mVelocity=" + mVelocity);
Log.d(TAG, "mMessageProc=" + mMessageProc);
if (mRollo != null) {
mRollo.dumpState();
}
if (mRS != null) {
mRS.contextDump(0);
}
}
}