Determine # of rows/columns based on screen size

Change-Id: I8b1266bd7a66d4a73d4a09570357688333e03d13

1 files changed, 54 insertions, 0 deletions

diff --git a/src/com/android/launcher2/CellLayout.java b/src/com/android/launcher2/CellLayout.java
index 8efb6ce7c..fdef18da4 100644
--- a/src/com/android/launcher2/CellLayout.java
+++ b/src/com/android/launcher2/CellLayout.java
@@ -267,6 +267,60 @@ public class CellLayout extends ViewGroup {
         addView(mChildren);
     }
 
+    static int widthInPortrait(Resources r, int numCells) {
+        // We use this method from Workspace to figure out how many rows/columns Launcher should
+        // have. We ignore the left/right padding on CellLayout because it turns out in our design
+        // the padding extends outside the visible screen size, but it looked fine anyway.
+        // However, we make sure there's at least enough space for the crosshairs at either
+        // edge to be rendered (half the crosshair is sticking out on either side)
+        int cellWidth = r.getDimensionPixelSize(R.dimen.workspace_cell_width);
+        int widthGap = r.getDimensionPixelSize(R.dimen.workspace_width_gap_port);
+        int crosshairsSize = r.getDrawable(R.drawable.gardening_crosshairs).getIntrinsicWidth();
+
+        return  widthGap * (numCells - 1) + cellWidth * numCells + crosshairsSize;
+    }
+
+    static int widthInLandscape(Resources r, int numCells) {
+        // We use this method from Workspace to figure out how many rows/columns Launcher should
+        // have. We ignore the left/right padding on CellLayout because it turns out in our design
+        // the padding extends outside the visible screen size, but it looked fine anyway.
+        // However, we make sure there's at least enough space for the crosshairs at either
+        // edge to be rendered (half the crosshair is sticking out on either side)
+        int cellWidth = r.getDimensionPixelSize(R.dimen.workspace_cell_width);
+        int widthGap = r.getDimensionPixelSize(R.dimen.workspace_width_gap_land);
+        int crosshairsSize = r.getDrawable(R.drawable.gardening_crosshairs).getIntrinsicWidth();
+
+        return widthGap * (numCells - 1) + cellWidth * numCells + crosshairsSize;
+    }
+
+    static int heightInPortrait(Resources r, int numCells) {
+        // We use this method from Workspace to figure out how many rows/columns Launcher should
+        // have. We ignore the left/right padding on CellLayout because it turns out in our design
+        // the padding extends outside the visible screen size, but it looked fine anyway.
+        // However, we make sure there's at least enough space for the crosshairs at the bottom
+        // to be rendered (half the crosshair is sticking out); we don't worry about the top
+        // crosshair since it can bleed into the action bar space
+        int cellHeight = r.getDimensionPixelSize(R.dimen.workspace_cell_height);
+        int heightGap = r.getDimensionPixelSize(R.dimen.workspace_height_gap_port);
+        int crosshairsSize = r.getDrawable(R.drawable.gardening_crosshairs).getIntrinsicHeight();
+
+        return heightGap * (numCells - 1) + cellHeight * numCells + (crosshairsSize + 1) / 2;
+    }
+
+    static int heightInLandscape(Resources r, int numCells) {
+        // We use this method from Workspace to figure out how many rows/columns Launcher should
+        // have. We ignore the left/right padding on CellLayout because it turns out in our design
+        // the padding extends outside the visible screen size, but it looked fine anyway.
+        // However, we make sure there's at least enough space for the crosshairs at the bottom
+        // to be rendered (half the crosshair is sticking out); we don't worry about the top
+        // crosshair since it can bleed into the action bar space
+        int cellHeight = r.getDimensionPixelSize(R.dimen.workspace_cell_height);
+        int heightGap = r.getDimensionPixelSize(R.dimen.workspace_height_gap_land);
+        int crosshairsSize = r.getDrawable(R.drawable.gardening_crosshairs).getIntrinsicHeight();
+
+        return heightGap * (numCells - 1) + cellHeight * numCells + (crosshairsSize + 1) / 2;
+    }
+
     private void invalidateBubbleTextView(BubbleTextView icon) {
         final int padding = icon.getPressedOrFocusedBackgroundPadding();
         invalidate(icon.getLeft() + getLeftPadding() - padding,