1 files changed, 131 insertions, 0 deletions
diff --git a/eclipse/plugins/com.android.ide.eclipse.adt/src/com/android/ide/common/layout/ResizeState.java b/eclipse/plugins/com.android.ide.eclipse.adt/src/com/android/ide/common/layout/ResizeState.java
new file mode 100644
index 000000000..42b9083ad
--- /dev/null
+++ b/eclipse/plugins/com.android.ide.eclipse.adt/src/com/android/ide/common/layout/ResizeState.java
@@ -0,0 +1,131 @@
+/*
+ * Copyright (C) 2011 The Android Open Source Project
+ *
+ * Licensed under the Eclipse Public License, Version 1.0 (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.eclipse.org/org/documents/epl-v10.php
+ *
+ * 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.ide.common.layout;
+
+import static com.android.SdkConstants.VALUE_N_DP;
+import static com.android.SdkConstants.VALUE_WRAP_CONTENT;
+
+import com.android.ide.common.api.INode;
+import com.android.ide.common.api.Rect;
+import com.android.ide.common.api.Segment;
+import com.android.ide.common.api.SegmentType;
+
+/** State held during resizing operations */
+class ResizeState {
+    /**
+     * The associated rule
+     */
+    private final BaseLayoutRule mRule;
+
+    /**
+     * The node being resized
+     */
+    public final INode node;
+
+     /**
+      * The layout containing the resized node
+      */
+    public final INode layout;
+
+    /** The proposed resized bounds of the node */
+    public Rect bounds;
+
+    /** The preferred wrap_content bounds of the node */
+    public Rect wrapBounds;
+
+    /** The suggested horizontal fill_parent guideline position */
+    public Segment horizontalFillSegment;
+
+    /** The suggested vertical fill_parent guideline position */
+    public Segment verticalFillSegment;
+
+    /** The type of horizontal edge being resized, or null */
+    public SegmentType horizontalEdgeType;
+
+    /** The type of vertical edge being resized, or null */
+    public SegmentType verticalEdgeType;
+
+    /** Whether the user has snapped to the wrap_content width */
+    public boolean wrapWidth;
+
+    /** Whether the user has snapped to the wrap_content height */
+    public boolean wrapHeight;
+
+    /** Whether the user has snapped to the match_parent width */
+    public boolean fillWidth;
+
+    /** Whether the user has snapped to the match_parent height */
+    public boolean fillHeight;
+
+    /** Custom field for use by subclasses */
+    public Object clientData;
+
+    /** Keyboard mask */
+    public int modifierMask;
+
+    /**
+     * The actual view object for the layout containing the resizing operation,
+     * or null if not known
+     */
+    public Object layoutView;
+
+    /**
+     * Constructs a new {@link ResizeState}
+     *
+     * @param rule the associated rule
+     * @param layout the parent layout containing the resized node
+     * @param layoutView the actual View instance for the layout, or null if not known
+     * @param node the node being resized
+     */
+    ResizeState(BaseLayoutRule rule, INode layout, Object layoutView, INode node) {
+        mRule = rule;
+
+        this.layout = layout;
+        this.node = node;
+        this.layoutView = layoutView;
+    }
+
+    /**
+     * Returns the width attribute to be set to match the new bounds
+     *
+     * @return the width string, never null
+     */
+    public String getWidthAttribute() {
+        if (wrapWidth) {
+            return VALUE_WRAP_CONTENT;
+        } else if (fillWidth) {
+            return mRule.getFillParentValueName();
+        } else {
+            return String.format(VALUE_N_DP, mRule.mRulesEngine.pxToDp(bounds.w));
+        }
+    }
+
+    /**
+     * Returns the height attribute to be set to match the new bounds
+     *
+     * @return the height string, never null
+     */
+    public String getHeightAttribute() {
+        if (wrapHeight) {
+            return VALUE_WRAP_CONTENT;
+        } else if (fillHeight) {
+            return mRule.getFillParentValueName();
+        } else {
+            return String.format(VALUE_N_DP, mRule.mRulesEngine.pxToDp(bounds.h));
+        }
+    }
+}