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Diffstat (limited to 'src/com/android/launcher3/DeviceProfile.java')
| -rw-r--r-- | src/com/android/launcher3/DeviceProfile.java | 886 |
1 files changed, 886 insertions, 0 deletions
diff --git a/src/com/android/launcher3/DeviceProfile.java b/src/com/android/launcher3/DeviceProfile.java new file mode 100644 index 000000000..99819caf3 --- /dev/null +++ b/src/com/android/launcher3/DeviceProfile.java @@ -0,0 +1,886 @@ +/* + * 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.launcher3; + +import android.appwidget.AppWidgetHostView; +import android.content.ComponentName; +import android.content.Context; +import android.content.res.Configuration; +import android.content.res.Resources; +import android.graphics.Paint; +import android.graphics.Paint.FontMetrics; +import android.graphics.Point; +import android.graphics.PointF; +import android.graphics.Rect; +import android.util.DisplayMetrics; +import android.view.Display; +import android.view.Gravity; +import android.view.Surface; +import android.view.View; +import android.view.ViewGroup; +import android.view.ViewGroup.LayoutParams; +import android.view.WindowManager; +import android.widget.FrameLayout; +import android.widget.LinearLayout; + +import java.util.ArrayList; +import java.util.Collections; +import java.util.Comparator; + +import com.android.launcher3.settings.SettingsProvider; + +class DeviceProfileQuery { + float widthDps; + float heightDps; + float value; + PointF dimens; + + DeviceProfileQuery(float w, float h, float v) { + widthDps = w; + heightDps = h; + value = v; + dimens = new PointF(w, h); + } +} + +public class DeviceProfile { + public static interface DeviceProfileCallbacks { + public void onAvailableSizeChanged(DeviceProfile grid); + } + + public final static int GRID_SIZE_MAX = 3; + public final static int GRID_SIZE_MIN = 2; + + public enum GridSize { + Comfortable(0), + Cozy(1), + Condensed(2), + Custom(3); + + private final int mValue; + private GridSize(int value) { + mValue = value; + } + + public int getValue() { + return mValue; + } + + public static GridSize getModeForValue(int value) { + switch (value) { + case 1: + return Cozy; + case 2: + return Condensed; + case 3: + return Custom; + default : + return Comfortable; + } + } + } + + String name; + float minWidthDps; + float minHeightDps; + float numRows; + float numColumns; + int numRowsBase; + int numColumnsBase; + float numHotseatIcons; + private float iconSize; + private float iconTextSize; + private int iconDrawablePaddingOriginalPx; + private float hotseatIconSize; + + boolean isLandscape; + boolean isTablet; + boolean isLargeTablet; + boolean isLayoutRtl; + boolean transposeLayoutWithOrientation; + + int desiredWorkspaceLeftRightMarginPx; + int edgeMarginPx; + Rect defaultWidgetPadding; + + int widthPx; + int heightPx; + int availableWidthPx; + int availableHeightPx; + int defaultPageSpacingPx; + + int overviewModeMinIconZoneHeightPx; + int overviewModeMaxIconZoneHeightPx; + int overviewModeBarItemWidthPx; + int overviewModeBarSpacerWidthPx; + float overviewModeIconZoneRatio; + float overviewModeScaleFactor; + + int iconSizePx; + int iconTextSizePx; + int iconDrawablePaddingPx; + int cellWidthPx; + int cellHeightPx; + int allAppsIconSizePx; + int allAppsIconTextSizePx; + int allAppsCellWidthPx; + int allAppsCellHeightPx; + int allAppsCellPaddingPx; + int folderBackgroundOffset; + int folderIconSizePx; + int folderCellWidthPx; + int folderCellHeightPx; + int hotseatCellWidthPx; + int hotseatCellHeightPx; + int hotseatIconSizePx; + int hotseatBarHeightPx; + int hotseatAllAppsRank; + int allAppsNumRows; + int allAppsNumCols; + int searchBarSpaceWidthPx; + int searchBarSpaceMaxWidthPx; + int searchBarSpaceHeightPx; + int searchBarHeightPx; + int pageIndicatorHeightPx; + + + boolean searchBarVisible; + + float dragViewScale; + + private ArrayList<DeviceProfileCallbacks> mCallbacks = new ArrayList<DeviceProfileCallbacks>(); + + DeviceProfile(String n, float w, float h, float r, float c, + float is, float its, float hs, float his) { + // Ensure that we have an odd number of hotseat items (since we need to place all apps) + if (!LauncherAppState.isDisableAllApps() && hs % 2 == 0) { + throw new RuntimeException("All Device Profiles must have an odd number of hotseat spaces"); + } + + name = n; + minWidthDps = w; + minHeightDps = h; + numRows = r; + numColumns = c; + iconSize = is; + iconTextSize = its; + numHotseatIcons = hs; + hotseatIconSize = his; + } + + DeviceProfile(Context context, + ArrayList<DeviceProfile> profiles, + float minWidth, float minHeight, + int wPx, int hPx, + int awPx, int ahPx, + Resources res) { + DisplayMetrics dm = res.getDisplayMetrics(); + ArrayList<DeviceProfileQuery> points = + new ArrayList<DeviceProfileQuery>(); + transposeLayoutWithOrientation = + res.getBoolean(R.bool.hotseat_transpose_layout_with_orientation); + minWidthDps = minWidth; + minHeightDps = minHeight; + + ComponentName cn = new ComponentName(context.getPackageName(), + this.getClass().getName()); + defaultWidgetPadding = AppWidgetHostView.getDefaultPaddingForWidget(context, cn, null); + edgeMarginPx = res.getDimensionPixelSize(R.dimen.dynamic_grid_edge_margin); + desiredWorkspaceLeftRightMarginPx = 2 * edgeMarginPx; + pageIndicatorHeightPx = + res.getDimensionPixelSize(R.dimen.dynamic_grid_page_indicator_height); + defaultPageSpacingPx = + res.getDimensionPixelSize(R.dimen.dynamic_grid_workspace_page_spacing); + allAppsCellPaddingPx = + res.getDimensionPixelSize(R.dimen.dynamic_grid_all_apps_cell_padding); + overviewModeMinIconZoneHeightPx = + res.getDimensionPixelSize(R.dimen.dynamic_grid_overview_min_icon_zone_height); + overviewModeMaxIconZoneHeightPx = + res.getDimensionPixelSize(R.dimen.dynamic_grid_overview_max_icon_zone_height); + overviewModeBarItemWidthPx = + res.getDimensionPixelSize(R.dimen.dynamic_grid_overview_bar_item_width); + overviewModeBarSpacerWidthPx = + res.getDimensionPixelSize(R.dimen.dynamic_grid_overview_bar_spacer_width); + overviewModeIconZoneRatio = + res.getInteger(R.integer.config_dynamic_grid_overview_icon_zone_percentage) / 100f; + overviewModeScaleFactor = + res.getInteger(R.integer.config_dynamic_grid_overview_scale_percentage) / 100f; + + // Interpolate the rows + for (DeviceProfile p : profiles) { + points.add(new DeviceProfileQuery(p.minWidthDps, p.minHeightDps, p.numRows)); + } + numRows = Math.round(invDistWeightedInterpolate(minWidth, minHeight, points)); + numRowsBase = (int) numRows; + int gridResize = SettingsProvider.getIntCustomDefault(context, + SettingsProvider.SETTINGS_UI_DYNAMIC_GRID_SIZE, 0); + if (GridSize.getModeForValue(gridResize) != GridSize.Custom) { + numRows += gridResize; + } else { + int iTempNumberOfRows = SettingsProvider.getIntCustomDefault(context, + SettingsProvider.SETTINGS_UI_HOMESCREEN_ROWS, (int)numRows); + if (iTempNumberOfRows > 0) { + numRows = iTempNumberOfRows; + } + } + // Interpolate the columns + points.clear(); + for (DeviceProfile p : profiles) { + points.add(new DeviceProfileQuery(p.minWidthDps, p.minHeightDps, p.numColumns)); + } + numColumns = Math.round(invDistWeightedInterpolate(minWidth, minHeight, points)); + numColumnsBase = (int) numColumns; + if (GridSize.getModeForValue(gridResize) != GridSize.Custom) { + numColumns += gridResize; + } else { + int iTempNumberOfColumns = SettingsProvider.getIntCustomDefault(context, + SettingsProvider.SETTINGS_UI_HOMESCREEN_COLUMNS, (int)numColumns); + if (iTempNumberOfColumns > 0) { + numColumns = iTempNumberOfColumns; + } + } + // Interpolate the hotseat length + points.clear(); + for (DeviceProfile p : profiles) { + points.add(new DeviceProfileQuery(p.minWidthDps, p.minHeightDps, p.numHotseatIcons)); + } + numHotseatIcons = Math.round(invDistWeightedInterpolate(minWidth, minHeight, points)); + hotseatAllAppsRank = (int) (numHotseatIcons / 2); + + // Interpolate the icon size + points.clear(); + for (DeviceProfile p : profiles) { + points.add(new DeviceProfileQuery(p.minWidthDps, p.minHeightDps, p.iconSize)); + } + iconSize = invDistWeightedInterpolate(minWidth, minHeight, points); + // AllApps uses the original non-scaled icon size + allAppsIconSizePx = DynamicGrid.pxFromDp(iconSize, dm); + + // Interpolate the icon text size + points.clear(); + for (DeviceProfile p : profiles) { + points.add(new DeviceProfileQuery(p.minWidthDps, p.minHeightDps, p.iconTextSize)); + } + iconTextSize = invDistWeightedInterpolate(minWidth, minHeight, points); + iconDrawablePaddingOriginalPx = + res.getDimensionPixelSize(R.dimen.dynamic_grid_icon_drawable_padding); + // AllApps uses the original non-scaled icon text size + allAppsIconTextSizePx = DynamicGrid.pxFromDp(iconTextSize, dm); + + // Interpolate the hotseat icon size + points.clear(); + for (DeviceProfile p : profiles) { + points.add(new DeviceProfileQuery(p.minWidthDps, p.minHeightDps, p.hotseatIconSize)); + } + // Hotseat + hotseatIconSize = invDistWeightedInterpolate(minWidth, minHeight, points); + + // Calculate the remaining vars + updateFromConfiguration(context, res, wPx, hPx, awPx, ahPx); + updateAvailableDimensions(context); + + // Search Bar + searchBarVisible = SettingsProvider.getBoolean(context, SettingsProvider.SETTINGS_UI_HOMESCREEN_SEARCH, + R.bool.preferences_interface_homescreen_search_default); + searchBarSpaceWidthPx = Math.min(searchBarSpaceMaxWidthPx, widthPx); + searchBarSpaceHeightPx = 2 * edgeMarginPx + (searchBarVisible ? searchBarHeightPx : 2 * edgeMarginPx); + } + + void addCallback(DeviceProfileCallbacks cb) { + mCallbacks.add(cb); + cb.onAvailableSizeChanged(this); + } + void removeCallback(DeviceProfileCallbacks cb) { + mCallbacks.remove(cb); + } + + private int getDeviceOrientation(Context context) { + WindowManager windowManager = (WindowManager) + context.getSystemService(Context.WINDOW_SERVICE); + Resources resources = context.getResources(); + DisplayMetrics dm = resources.getDisplayMetrics(); + Configuration config = resources.getConfiguration(); + int rotation = windowManager.getDefaultDisplay().getRotation(); + + boolean isLandscape = (config.orientation == Configuration.ORIENTATION_LANDSCAPE) && + (rotation == Surface.ROTATION_0 || rotation == Surface.ROTATION_180); + boolean isRotatedPortrait = (config.orientation == Configuration.ORIENTATION_PORTRAIT) && + (rotation == Surface.ROTATION_90 || rotation == Surface.ROTATION_270); + if (isLandscape || isRotatedPortrait) { + return CellLayout.LANDSCAPE; + } else { + return CellLayout.PORTRAIT; + } + } + + private void updateAvailableDimensions(Context context) { + WindowManager windowManager = (WindowManager) + context.getSystemService(Context.WINDOW_SERVICE); + Display display = windowManager.getDefaultDisplay(); + Resources resources = context.getResources(); + DisplayMetrics dm = resources.getDisplayMetrics(); + Configuration config = resources.getConfiguration(); + + // There are three possible configurations that the dynamic grid accounts for, portrait, + // landscape with the nav bar at the bottom, and landscape with the nav bar at the side. + // To prevent waiting for fitSystemWindows(), we make the observation that in landscape, + // the height is the smallest height (either with the nav bar at the bottom or to the + // side) and otherwise, the height is simply the largest possible height for a portrait + // device. + Point size = new Point(); + Point smallestSize = new Point(); + Point largestSize = new Point(); + display.getSize(size); + display.getCurrentSizeRange(smallestSize, largestSize); + availableWidthPx = size.x; + if (config.orientation == Configuration.ORIENTATION_LANDSCAPE) { + availableHeightPx = smallestSize.y; + } else { + availableHeightPx = largestSize.y; + } + + // Check to see if the icons fit in the new available height. If not, then we need to + // shrink the icon size. + float scale = 1f; + int drawablePadding = iconDrawablePaddingOriginalPx; + updateIconSize(1f, drawablePadding, resources, dm); + float usedHeight = (cellHeightPx * numRows); + + Rect workspacePadding = getWorkspacePadding(); + int maxHeight = (availableHeightPx - workspacePadding.top - workspacePadding.bottom); + if (usedHeight > maxHeight) { + scale = maxHeight / usedHeight; + drawablePadding = 0; + } + updateIconSize(scale, drawablePadding, resources, dm); + + // Make the callbacks + for (DeviceProfileCallbacks cb : mCallbacks) { + cb.onAvailableSizeChanged(this); + } + } + + private void updateIconSize(float scale, int drawablePadding, Resources resources, + DisplayMetrics dm) { + iconSizePx = (int) (DynamicGrid.pxFromDp(iconSize, dm) * scale); + iconTextSizePx = (int) (DynamicGrid.pxFromSp(iconTextSize, dm) * scale); + iconDrawablePaddingPx = drawablePadding; + hotseatIconSizePx = (int) (DynamicGrid.pxFromDp(hotseatIconSize, dm) * scale); + + // Search Bar + searchBarSpaceWidthPx = Math.min(searchBarSpaceMaxWidthPx, widthPx); + searchBarSpaceMaxWidthPx = resources.getDimensionPixelSize(R.dimen.dynamic_grid_search_bar_max_width); + searchBarHeightPx = resources.getDimensionPixelSize(R.dimen.dynamic_grid_search_bar_height); + searchBarSpaceHeightPx = searchBarHeightPx + getSearchBarTopOffset(); + + // Calculate the actual text height + Paint textPaint = new Paint(); + textPaint.setTextSize(iconTextSizePx); + FontMetrics fm = textPaint.getFontMetrics(); + cellWidthPx = iconSizePx; + cellHeightPx = iconSizePx + iconDrawablePaddingPx + (int) Math.ceil(fm.bottom - fm.top); + final float scaleDps = resources.getDimensionPixelSize(R.dimen.dragViewScale); + dragViewScale = (iconSizePx + scaleDps) / iconSizePx; + + // Hotseat + hotseatBarHeightPx = iconSizePx + 4 * edgeMarginPx; + hotseatCellWidthPx = iconSizePx; + hotseatCellHeightPx = iconSizePx; + + // Folder + folderCellWidthPx = cellWidthPx + 3 * edgeMarginPx; + folderCellHeightPx = cellHeightPx + edgeMarginPx; + folderBackgroundOffset = -edgeMarginPx; + folderIconSizePx = iconSizePx + 2 * -folderBackgroundOffset; + + // All Apps + Rect padding = getWorkspacePadding(isLandscape ? + CellLayout.LANDSCAPE : CellLayout.PORTRAIT); + int pageIndicatorOffset = + resources.getDimensionPixelSize(R.dimen.apps_customize_page_indicator_offset); + + if (isPhone()) { + searchBarSpaceWidthPx = Math.min(searchBarSpaceMaxWidthPx, widthPx); + } else { + searchBarSpaceWidthPx = widthPx - (isLandscape ? 3 : 1) * iconSizePx; + } + + allAppsCellWidthPx = allAppsIconSizePx; + allAppsCellHeightPx = allAppsIconSizePx + drawablePadding + iconTextSizePx; + int maxLongEdgeCellCount = + resources.getInteger(R.integer.config_dynamic_grid_max_long_edge_cell_count); + int maxShortEdgeCellCount = + resources.getInteger(R.integer.config_dynamic_grid_max_short_edge_cell_count); + int minEdgeCellCount = + resources.getInteger(R.integer.config_dynamic_grid_min_edge_cell_count); + int maxRows = (isLandscape ? maxShortEdgeCellCount : maxLongEdgeCellCount); + int maxCols = (isLandscape ? maxLongEdgeCellCount : maxShortEdgeCellCount); + + allAppsNumRows = (availableHeightPx - pageIndicatorHeightPx) / + (allAppsCellHeightPx + allAppsCellPaddingPx); + allAppsNumRows = Math.max(minEdgeCellCount, Math.min(maxRows, allAppsNumRows)); + allAppsNumCols = (availableWidthPx) / + (allAppsCellWidthPx + allAppsCellPaddingPx); + allAppsNumCols = Math.max(minEdgeCellCount, Math.min(maxCols, allAppsNumCols)); + } + + void updateFromConfiguration(Context context, Resources resources, int wPx, int hPx, + int awPx, int ahPx) { + Configuration configuration = resources.getConfiguration(); + isLandscape = (configuration.orientation == Configuration.ORIENTATION_LANDSCAPE); + isTablet = resources.getBoolean(R.bool.is_tablet); + isLargeTablet = resources.getBoolean(R.bool.is_large_tablet); + if (android.os.Build.VERSION.SDK_INT >= android.os.Build.VERSION_CODES.JELLY_BEAN_MR1) { + isLayoutRtl = (configuration.getLayoutDirection() == View.LAYOUT_DIRECTION_RTL); + } else { + isLayoutRtl = false; + } + widthPx = wPx; + heightPx = hPx; + availableWidthPx = awPx; + availableHeightPx = ahPx; + + updateAvailableDimensions(context); + } + + private float dist(PointF p0, PointF p1) { + return (float) Math.sqrt((p1.x - p0.x)*(p1.x-p0.x) + + (p1.y-p0.y)*(p1.y-p0.y)); + } + + private float weight(PointF a, PointF b, + float pow) { + float d = dist(a, b); + if (d == 0f) { + return Float.POSITIVE_INFINITY; + } + return (float) (1f / Math.pow(d, pow)); + } + + private float invDistWeightedInterpolate(float width, float height, + ArrayList<DeviceProfileQuery> points) { + float sum = 0; + float weights = 0; + float pow = 5; + float kNearestNeighbors = 3; + final PointF xy = new PointF(width, height); + + ArrayList<DeviceProfileQuery> pointsByNearness = points; + Collections.sort(pointsByNearness, new Comparator<DeviceProfileQuery>() { + public int compare(DeviceProfileQuery a, DeviceProfileQuery b) { + return (int) (dist(xy, a.dimens) - dist(xy, b.dimens)); + } + }); + + for (int i = 0; i < pointsByNearness.size(); ++i) { + DeviceProfileQuery p = pointsByNearness.get(i); + if (i < kNearestNeighbors) { + float w = weight(xy, p.dimens, pow); + if (w == Float.POSITIVE_INFINITY) { + return p.value; + } + weights += w; + } + } + + for (int i = 0; i < pointsByNearness.size(); ++i) { + DeviceProfileQuery p = pointsByNearness.get(i); + if (i < kNearestNeighbors) { + float w = weight(xy, p.dimens, pow); + sum += w * p.value / weights; + } + } + + return sum; + } + + /** Returns the search bar top offset */ + int getSearchBarTopOffset() { + if (isTablet() && !isVerticalBarLayout()) { + return searchBarVisible ? 4 * edgeMarginPx : 0; + } else { + return searchBarVisible ? 2 * edgeMarginPx : 0; + } + } + + /** Returns the search bar bounds in the current orientation */ + Rect getSearchBarBounds() { + return getSearchBarBounds(isLandscape ? CellLayout.LANDSCAPE : CellLayout.PORTRAIT); + } + /** Returns the search bar bounds in the specified orientation */ + Rect getSearchBarBounds(int orientation) { + Rect bounds = new Rect(); + if (orientation == CellLayout.LANDSCAPE && + transposeLayoutWithOrientation) { + if (isLayoutRtl) { + bounds.set(availableWidthPx - searchBarSpaceHeightPx, edgeMarginPx, + availableWidthPx, availableHeightPx - edgeMarginPx); + } else { + bounds.set(0, edgeMarginPx, searchBarSpaceHeightPx, + availableHeightPx - edgeMarginPx); + } + } else { + if (isTablet()) { + // Pad the left and right of the workspace to ensure consistent spacing + // between all icons + int width = (orientation == CellLayout.LANDSCAPE) + ? Math.max(widthPx, heightPx) + : Math.min(widthPx, heightPx); + // XXX: If the icon size changes across orientations, we will have to take + // that into account here too. + int gap = (int) ((width - 2 * edgeMarginPx - + (numColumns * cellWidthPx)) / (2 * (numColumns + 1))); + bounds.set(edgeMarginPx + gap, getSearchBarTopOffset(), + availableWidthPx - (edgeMarginPx + gap), + searchBarVisible ? searchBarSpaceHeightPx : edgeMarginPx); + } else { + bounds.set(desiredWorkspaceLeftRightMarginPx - defaultWidgetPadding.left, + getSearchBarTopOffset(), + availableWidthPx - (desiredWorkspaceLeftRightMarginPx - + defaultWidgetPadding.right), searchBarVisible ? searchBarSpaceHeightPx : edgeMarginPx); + } + } + return bounds; + } + + /** Returns the bounds of the workspace page indicators. */ + Rect getWorkspacePageIndicatorBounds(Rect insets) { + Rect workspacePadding = getWorkspacePadding(); + if (isLandscape && transposeLayoutWithOrientation) { + if (isLayoutRtl) { + return new Rect(workspacePadding.left, workspacePadding.top, + workspacePadding.left + pageIndicatorHeightPx, + heightPx - workspacePadding.bottom - insets.bottom); + } else { + int pageIndicatorLeft = widthPx - workspacePadding.right; + return new Rect(pageIndicatorLeft, workspacePadding.top, + pageIndicatorLeft + pageIndicatorHeightPx, + heightPx - workspacePadding.bottom - insets.bottom); + } + } else { + int pageIndicatorTop = heightPx - insets.bottom - workspacePadding.bottom; + return new Rect(workspacePadding.left, pageIndicatorTop, + widthPx - workspacePadding.right, pageIndicatorTop + pageIndicatorHeightPx); + } + } + + /** Returns the workspace padding in the specified orientation */ + Rect getWorkspacePadding() { + return getWorkspacePadding(isLandscape ? CellLayout.LANDSCAPE : CellLayout.PORTRAIT); + } + Rect getWorkspacePadding(int orientation) { + Rect searchBarBounds = getSearchBarBounds(orientation); + Rect padding = new Rect(); + if (orientation == CellLayout.LANDSCAPE && + transposeLayoutWithOrientation) { + // Pad the left and right of the workspace with search/hotseat bar sizes + if (isLayoutRtl) { + padding.set(hotseatBarHeightPx, edgeMarginPx, + searchBarBounds.width(), edgeMarginPx); + } else { + padding.set(searchBarBounds.width(), edgeMarginPx, + hotseatBarHeightPx, edgeMarginPx); + } + } else { + if (isTablet()) { + // Pad the left and right of the workspace to ensure consistent spacing + // between all icons + float gapScale = 1f + (dragViewScale - 1f) / 2f; + int width = (orientation == CellLayout.LANDSCAPE) + ? Math.max(widthPx, heightPx) + : Math.min(widthPx, heightPx); + int height = (orientation != CellLayout.LANDSCAPE) + ? Math.max(widthPx, heightPx) + : Math.min(widthPx, heightPx); + int paddingTop = searchBarBounds.bottom; + int paddingBottom = hotseatBarHeightPx + pageIndicatorHeightPx; + int availableWidth = Math.max(0, width - (int) ((numColumns * cellWidthPx) + + (numColumns * gapScale * cellWidthPx))); + int availableHeight = Math.max(0, height - paddingTop - paddingBottom + - (int) (2 * numRows * cellHeightPx)); + padding.set(availableWidth / 2, paddingTop + availableHeight / 2, + availableWidth / 2, paddingBottom + availableHeight / 2); + } else { + // Pad the top and bottom of the workspace with search/hotseat bar sizes + padding.set(desiredWorkspaceLeftRightMarginPx - defaultWidgetPadding.left, + searchBarBounds.bottom, + desiredWorkspaceLeftRightMarginPx - defaultWidgetPadding.right, + hotseatBarHeightPx + pageIndicatorHeightPx); + } + } + return padding; + } + + int getWorkspacePageSpacing(int orientation) { + if ((orientation == CellLayout.LANDSCAPE && + transposeLayoutWithOrientation) || isLargeTablet()) { + // In landscape mode the page spacing is set to the default. + return defaultPageSpacingPx; + } else { + // In portrait, we want the pages spaced such that there is no + // overhang of the previous / next page into the current page viewport. + // We assume symmetrical padding in portrait mode. + return Math.max(defaultPageSpacingPx, 2 * getWorkspacePadding().left); + } + } + + Rect getOverviewModeButtonBarRect() { + int zoneHeight = (int) (overviewModeIconZoneRatio * availableHeightPx); + zoneHeight = Math.min(overviewModeMaxIconZoneHeightPx, + Math.max(overviewModeMinIconZoneHeightPx, zoneHeight)); + return new Rect(0, availableHeightPx - zoneHeight, 0, availableHeightPx); + } + + float getOverviewModeScale() { + Rect workspacePadding = getWorkspacePadding(); + Rect overviewBar = getOverviewModeButtonBarRect(); + int pageSpace = availableHeightPx - workspacePadding.top - workspacePadding.bottom; + return (overviewModeScaleFactor * (pageSpace - overviewBar.height())) / pageSpace; + } + + // The rect returned will be extended to below the system ui that covers the workspace + Rect getHotseatRect() { + if (isVerticalBarLayout()) { + return new Rect(availableWidthPx - hotseatBarHeightPx, 0, + Integer.MAX_VALUE, availableHeightPx); + } else { + return new Rect(0, availableHeightPx - hotseatBarHeightPx, + availableWidthPx, Integer.MAX_VALUE); + } + } + + int calculateCellWidth(int width, int countX) { + return width / countX; + } + int calculateCellHeight(int height, int countY) { + return height / countY; + } + + boolean isPhone() { + return !isTablet && !isLargeTablet; + } + boolean isTablet() { + return isTablet; + } + boolean isLargeTablet() { + return isLargeTablet; + } + + boolean isVerticalBarLayout() { + return isLandscape && transposeLayoutWithOrientation; + } + + boolean shouldFadeAdjacentWorkspaceScreens() { + return isVerticalBarLayout() || isLargeTablet(); + } + + int getVisibleChildCount(ViewGroup parent) { + int visibleChildren = 0; + for (int i = 0; i < parent.getChildCount(); i++) { + if (parent.getChildAt(i).getVisibility() != View.GONE) { + visibleChildren++; + } + } + return visibleChildren; + } + + int calculateOverviewModeWidth(int visibleChildCount) { + return visibleChildCount * overviewModeBarItemWidthPx + + (visibleChildCount-1) * overviewModeBarSpacerWidthPx; + } + + public void layout(Launcher launcher) { + // Update search bar for live settings + searchBarVisible = SettingsProvider.getBoolean(launcher, SettingsProvider.SETTINGS_UI_HOMESCREEN_SEARCH, + R.bool.preferences_interface_homescreen_search_default); + searchBarSpaceHeightPx = 2 * edgeMarginPx + (searchBarVisible ? searchBarHeightPx : 2 * edgeMarginPx); + FrameLayout.LayoutParams lp; + Resources res = launcher.getResources(); + boolean hasVerticalBarLayout = isVerticalBarLayout(); + + // Layout the search bar space + View searchBar = launcher.getSearchBar(); + lp = (FrameLayout.LayoutParams) searchBar.getLayoutParams(); + if (hasVerticalBarLayout) { + // Vertical search bar space + lp.gravity = Gravity.TOP | Gravity.LEFT; + lp.width = searchBarSpaceHeightPx; + lp.height = LayoutParams.WRAP_CONTENT; + searchBar.setPadding( + 0, 2 * edgeMarginPx, 0, + 2 * edgeMarginPx); + + searchBar.setVisibility(searchBarVisible ? View.VISIBLE : View.GONE); + LinearLayout targets = (LinearLayout) searchBar.findViewById(R.id.drag_target_bar); + targets.setOrientation(LinearLayout.VERTICAL); + } else { + // Horizontal search bar space + lp.gravity = Gravity.TOP | Gravity.CENTER_HORIZONTAL; + lp.width = searchBarSpaceWidthPx; + lp.height = searchBarSpaceHeightPx; + searchBar.setPadding( + 2 * edgeMarginPx, + getSearchBarTopOffset(), + 2 * edgeMarginPx, 0); + } + searchBar.setLayoutParams(lp); + + // Layout the drop target icons + LinearLayout dropTargetBar = (LinearLayout) launcher.getSearchBar().getDropTargetBar(); + if (hasVerticalBarLayout) { + dropTargetBar.setOrientation(LinearLayout.VERTICAL); + } else { + dropTargetBar.setOrientation(LinearLayout.HORIZONTAL); + } + + // Layout the search bar + View qsbBar = launcher.getQsbBar(); + qsbBar.setVisibility(searchBarVisible ? View.VISIBLE : View.GONE); + LayoutParams vglp = qsbBar.getLayoutParams(); + vglp.width = LayoutParams.MATCH_PARENT; + vglp.height = LayoutParams.MATCH_PARENT; + qsbBar.setLayoutParams(vglp); + + // Layout the voice proxy + View voiceButtonProxy = launcher.findViewById(R.id.voice_button_proxy); + if (voiceButtonProxy != null) { + if (hasVerticalBarLayout) { + // TODO: MOVE THIS INTO SEARCH BAR MEASURE + } else { + lp = (FrameLayout.LayoutParams) voiceButtonProxy.getLayoutParams(); + lp.gravity = Gravity.TOP | Gravity.END; + lp.width = (widthPx - searchBarSpaceWidthPx) / 2 + + 2 * iconSizePx; + lp.height = searchBarSpaceHeightPx; + } + } + + // Layout the workspace + PagedView workspace = (PagedView) launcher.findViewById(R.id.workspace); + lp = (FrameLayout.LayoutParams) workspace.getLayoutParams(); + lp.gravity = Gravity.CENTER; + int orientation = isLandscape ? CellLayout.LANDSCAPE : CellLayout.PORTRAIT; + Rect padding = getWorkspacePadding(orientation); + workspace.setLayoutParams(lp); + workspace.setPadding(padding.left, padding.top, padding.right, padding.bottom); + workspace.setPageSpacing(getWorkspacePageSpacing(orientation)); + + // Layout the hotseat + View hotseat = launcher.findViewById(R.id.hotseat); + lp = (FrameLayout.LayoutParams) hotseat.getLayoutParams(); + if (hasVerticalBarLayout) { + // Vertical hotseat + lp.gravity = Gravity.END; + lp.width = hotseatBarHeightPx; + lp.height = LayoutParams.MATCH_PARENT; + hotseat.findViewById(R.id.layout).setPadding(0, 2 * edgeMarginPx, 0, 2 * edgeMarginPx); + } else if (isTablet()) { + // Pad the hotseat with the workspace padding calculated above + lp.gravity = Gravity.BOTTOM; + lp.width = LayoutParams.MATCH_PARENT; + lp.height = hotseatBarHeightPx; + hotseat.setPadding(edgeMarginPx + padding.left, 0, + edgeMarginPx + padding.right, + 2 * edgeMarginPx); + } else { + // For phones, layout the hotseat without any bottom margin + // to ensure that we have space for the folders + lp.gravity = Gravity.BOTTOM; + lp.width = LayoutParams.MATCH_PARENT; + lp.height = hotseatBarHeightPx; + hotseat.findViewById(R.id.layout).setPadding(2 * edgeMarginPx, 0, + 2 * edgeMarginPx, 0); + } + hotseat.setLayoutParams(lp); + + // Layout the page indicators + View pageIndicator = launcher.findViewById(R.id.page_indicator); + if (pageIndicator != null) { + if (hasVerticalBarLayout) { + // Hide the page indicators when we have vertical search/hotseat + pageIndicator.setVisibility(View.GONE); + } else { + // Put the page indicators above the hotseat + lp = (FrameLayout.LayoutParams) pageIndicator.getLayoutParams(); + lp.gravity = Gravity.CENTER_HORIZONTAL | Gravity.BOTTOM; + lp.width = LayoutParams.WRAP_CONTENT; + lp.height = LayoutParams.WRAP_CONTENT; + lp.bottomMargin = Math.max(hotseatBarHeightPx, lp.bottomMargin); + pageIndicator.setLayoutParams(lp); + } + } + + // Layout the apps customize + View appsCustomize = launcher.findViewById(R.id.apps_customize_pane_content); + lp = (FrameLayout.LayoutParams) appsCustomize.getLayoutParams(); + lp.gravity = Gravity.CENTER; + appsCustomize.setLayoutParams(lp); + + // Layout AllApps + AppsCustomizeLayout host = (AppsCustomizeLayout) + launcher.findViewById(R.id.apps_customize_pane); + if (host != null) { + // Center the all apps page indicator + int pageIndicatorHeight = (int) (pageIndicatorHeightPx * Math.min(1f, + (allAppsIconSizePx / DynamicGrid.DEFAULT_ICON_SIZE_PX))); + pageIndicator = host.findViewById(R.id.apps_customize_page_indicator); + if (pageIndicator != null) { + lp = (FrameLayout.LayoutParams) pageIndicator.getLayoutParams(); + lp.gravity = Gravity.CENTER_HORIZONTAL | Gravity.BOTTOM; + lp.width = LayoutParams.WRAP_CONTENT; + lp.height = pageIndicatorHeight; + pageIndicator.setLayoutParams(lp); + } + + AppsCustomizePagedView pagedView = (AppsCustomizePagedView) + host.findViewById(R.id.apps_customize_pane_content); + padding = new Rect(); + if (pagedView != null) { + // Constrain the dimensions of all apps so that it does not span the full width + int paddingLR = (availableWidthPx - (allAppsCellWidthPx * allAppsNumCols)) / + (2 * (allAppsNumCols + 1)); + int paddingTB = (availableHeightPx - (allAppsCellHeightPx * allAppsNumRows)) / + (2 * (allAppsNumRows + 1)); + paddingLR = Math.min(paddingLR, (int)((paddingLR + paddingTB) * 0.75f)); + paddingTB = Math.min(paddingTB, (int)((paddingLR + paddingTB) * 0.75f)); + int maxAllAppsWidth = (allAppsNumCols * (allAppsCellWidthPx + 2 * paddingLR)); + int gridPaddingLR = (availableWidthPx - maxAllAppsWidth) / 2; + // Only adjust the side paddings on landscape phones, or tablets + if ((isTablet() || isLandscape) && gridPaddingLR > (allAppsCellWidthPx / 4)) { + padding.left = padding.right = gridPaddingLR; + } + // The icons are centered, so we can't just offset by the page indicator height + // because the empty space will actually be pageIndicatorHeight + paddingTB + padding.bottom = Math.max(0, pageIndicatorHeight - paddingTB); + pagedView.setAllAppsPadding(padding); + pagedView.setWidgetsPageIndicatorPadding(pageIndicatorHeight); + } + } + + // Layout the Overview Mode +// ViewGroup overviewMode = launcher.getOverviewPanel(); +// if (overviewMode != null) { +// Rect r = getOverviewModeButtonBarRect(); +// lp = (FrameLayout.LayoutParams) overviewMode.getLayoutParams(); +// lp.gravity = Gravity.CENTER_HORIZONTAL | Gravity.BOTTOM; +// lp.width = Math.min(availableWidthPx, +// calculateOverviewModeWidth(getVisibleChildCount(overviewMode))); +// lp.height = r.height(); +// overviewMode.setLayoutParams(lp); +// } + } +} |