diff options
Diffstat (limited to 'eclipse/plugins/com.android.ide.eclipse.adt/src/com/android/ide/common/layout/relative/ConstraintType.java')
| -rw-r--r-- | eclipse/plugins/com.android.ide.eclipse.adt/src/com/android/ide/common/layout/relative/ConstraintType.java | 241 |
1 files changed, 0 insertions, 241 deletions
diff --git a/eclipse/plugins/com.android.ide.eclipse.adt/src/com/android/ide/common/layout/relative/ConstraintType.java b/eclipse/plugins/com.android.ide.eclipse.adt/src/com/android/ide/common/layout/relative/ConstraintType.java deleted file mode 100644 index ed4ac1bf4..000000000 --- a/eclipse/plugins/com.android.ide.eclipse.adt/src/com/android/ide/common/layout/relative/ConstraintType.java +++ /dev/null @@ -1,241 +0,0 @@ -/* - * 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.relative; - -import static com.android.ide.common.api.SegmentType.BASELINE; -import static com.android.ide.common.api.SegmentType.BOTTOM; -import static com.android.ide.common.api.SegmentType.CENTER_HORIZONTAL; -import static com.android.ide.common.api.SegmentType.CENTER_VERTICAL; -import static com.android.ide.common.api.SegmentType.LEFT; -import static com.android.ide.common.api.SegmentType.RIGHT; -import static com.android.ide.common.api.SegmentType.TOP; -import static com.android.ide.common.api.SegmentType.UNKNOWN; -import static com.android.SdkConstants.ATTR_LAYOUT_ABOVE; -import static com.android.SdkConstants.ATTR_LAYOUT_ALIGN_BASELINE; -import static com.android.SdkConstants.ATTR_LAYOUT_ALIGN_BOTTOM; -import static com.android.SdkConstants.ATTR_LAYOUT_ALIGN_LEFT; -import static com.android.SdkConstants.ATTR_LAYOUT_ALIGN_PARENT_BOTTOM; -import static com.android.SdkConstants.ATTR_LAYOUT_ALIGN_PARENT_LEFT; -import static com.android.SdkConstants.ATTR_LAYOUT_ALIGN_PARENT_RIGHT; -import static com.android.SdkConstants.ATTR_LAYOUT_ALIGN_PARENT_TOP; -import static com.android.SdkConstants.ATTR_LAYOUT_ALIGN_RIGHT; -import static com.android.SdkConstants.ATTR_LAYOUT_ALIGN_TOP; -import static com.android.SdkConstants.ATTR_LAYOUT_BELOW; -import static com.android.SdkConstants.ATTR_LAYOUT_CENTER_HORIZONTAL; -import static com.android.SdkConstants.ATTR_LAYOUT_CENTER_IN_PARENT; -import static com.android.SdkConstants.ATTR_LAYOUT_CENTER_VERTICAL; -import static com.android.SdkConstants.ATTR_LAYOUT_TO_LEFT_OF; -import static com.android.SdkConstants.ATTR_LAYOUT_TO_RIGHT_OF; - -import com.android.annotations.NonNull; -import com.android.annotations.Nullable; -import com.android.ide.common.api.SegmentType; - -import java.util.HashMap; -import java.util.Map; - -/** - * Each constraint type corresponds to a type of constraint available for the - * RelativeLayout; for example, {@link #LAYOUT_ABOVE} corresponds to the layout_above constraint. - */ -enum ConstraintType { - LAYOUT_ABOVE(ATTR_LAYOUT_ABOVE, - null /* sourceX */, BOTTOM, null /* targetX */, TOP, - false /* targetParent */, true /* horizontalEdge */, false /* verticalEdge */, - true /* relativeToMargin */), - - LAYOUT_BELOW(ATTR_LAYOUT_BELOW, null, TOP, null, BOTTOM, false, true, false, true), - ALIGN_TOP(ATTR_LAYOUT_ALIGN_TOP, null, TOP, null, TOP, false, true, false, false), - ALIGN_BOTTOM(ATTR_LAYOUT_ALIGN_BOTTOM, null, BOTTOM, null, BOTTOM, false, true, false, false), - ALIGN_LEFT(ATTR_LAYOUT_ALIGN_LEFT, LEFT, null, LEFT, null, false, false, true, false), - ALIGN_RIGHT(ATTR_LAYOUT_ALIGN_RIGHT, RIGHT, null, RIGHT, null, false, false, true, false), - LAYOUT_LEFT_OF(ATTR_LAYOUT_TO_LEFT_OF, RIGHT, null, LEFT, null, false, false, true, true), - LAYOUT_RIGHT_OF(ATTR_LAYOUT_TO_RIGHT_OF, LEFT, null, RIGHT, null, false, false, true, true), - ALIGN_PARENT_TOP(ATTR_LAYOUT_ALIGN_PARENT_TOP, null, TOP, null, TOP, true, true, false, false), - ALIGN_BASELINE(ATTR_LAYOUT_ALIGN_BASELINE, null, BASELINE, null, BASELINE, false, true, false, - false), - ALIGN_PARENT_LEFT(ATTR_LAYOUT_ALIGN_PARENT_LEFT, LEFT, null, LEFT, null, true, false, true, - false), - ALIGN_PARENT_RIGHT(ATTR_LAYOUT_ALIGN_PARENT_RIGHT, RIGHT, null, RIGHT, null, true, false, true, - false), - ALIGN_PARENT_BOTTOM(ATTR_LAYOUT_ALIGN_PARENT_BOTTOM, null, BOTTOM, null, BOTTOM, true, true, - false, false), - LAYOUT_CENTER_HORIZONTAL(ATTR_LAYOUT_CENTER_HORIZONTAL, CENTER_VERTICAL, null, CENTER_VERTICAL, - null, true, true, false, false), - LAYOUT_CENTER_VERTICAL(ATTR_LAYOUT_CENTER_VERTICAL, null, CENTER_HORIZONTAL, null, - CENTER_HORIZONTAL, true, false, true, false), - LAYOUT_CENTER_IN_PARENT(ATTR_LAYOUT_CENTER_IN_PARENT, CENTER_VERTICAL, CENTER_HORIZONTAL, - CENTER_VERTICAL, CENTER_HORIZONTAL, true, true, true, false); - - private ConstraintType(String name, SegmentType sourceSegmentTypeX, - SegmentType sourceSegmentTypeY, SegmentType targetSegmentTypeX, - SegmentType targetSegmentTypeY, boolean targetParent, boolean horizontalEdge, - boolean verticalEdge, boolean relativeToMargin) { - assert horizontalEdge || verticalEdge; - - this.name = name; - this.sourceSegmentTypeX = sourceSegmentTypeX != null ? sourceSegmentTypeX : UNKNOWN; - this.sourceSegmentTypeY = sourceSegmentTypeY != null ? sourceSegmentTypeY : UNKNOWN; - this.targetSegmentTypeX = targetSegmentTypeX != null ? targetSegmentTypeX : UNKNOWN; - this.targetSegmentTypeY = targetSegmentTypeY != null ? targetSegmentTypeY : UNKNOWN; - this.targetParent = targetParent; - this.horizontalEdge = horizontalEdge; - this.verticalEdge = verticalEdge; - this.relativeToMargin = relativeToMargin; - } - - /** The attribute name of the constraint */ - public final String name; - - /** The horizontal position of the source of the constraint */ - public final SegmentType sourceSegmentTypeX; - - /** The vertical position of the source of the constraint */ - public final SegmentType sourceSegmentTypeY; - - /** The horizontal position of the target of the constraint */ - public final SegmentType targetSegmentTypeX; - - /** The vertical position of the target of the constraint */ - public final SegmentType targetSegmentTypeY; - - /** - * If true, the constraint targets the parent layout, otherwise it targets another - * view - */ - public final boolean targetParent; - - /** If true, this constraint affects the horizontal dimension */ - public final boolean horizontalEdge; - - /** If true, this constraint affects the vertical dimension */ - public final boolean verticalEdge; - - /** - * Whether this constraint is relative to the margin bounds of the node rather than - * the node's actual bounds - */ - public final boolean relativeToMargin; - - /** Map from attribute name to constraint type */ - private static Map<String, ConstraintType> sNameToType; - - /** - * Returns the {@link ConstraintType} corresponding to the given attribute name, or - * null if not found. - * - * @param attribute the name of the attribute to look up - * @return the corresponding {@link ConstraintType} - */ - @Nullable - public static ConstraintType fromAttribute(@NonNull String attribute) { - if (sNameToType == null) { - ConstraintType[] types = ConstraintType.values(); - Map<String, ConstraintType> map = new HashMap<String, ConstraintType>(types.length); - for (ConstraintType type : types) { - map.put(type.name, type); - } - sNameToType = map; - } - return sNameToType.get(attribute); - } - - /** - * Returns true if this constraint type represents a constraint where the target edge - * is one of the parent edges (actual edge, not center/baseline segments) - * - * @return true if the target segment is a parent edge - */ - public boolean isRelativeToParentEdge() { - return this == ALIGN_PARENT_LEFT || this == ALIGN_PARENT_RIGHT || this == ALIGN_PARENT_TOP - || this == ALIGN_PARENT_BOTTOM; - } - - /** - * Returns a {@link ConstraintType} for a potential match of edges. - * - * @param withParent if true, the target is the parent - * @param from the source edge - * @param to the target edge - * @return a {@link ConstraintType}, or null - */ - @Nullable - public static ConstraintType forMatch(boolean withParent, SegmentType from, SegmentType to) { - // Attached to parent edge? - if (withParent) { - switch (from) { - case TOP: - return ALIGN_PARENT_TOP; - case BOTTOM: - return ALIGN_PARENT_BOTTOM; - case LEFT: - return ALIGN_PARENT_LEFT; - case RIGHT: - return ALIGN_PARENT_RIGHT; - case CENTER_HORIZONTAL: - return LAYOUT_CENTER_VERTICAL; - case CENTER_VERTICAL: - return LAYOUT_CENTER_HORIZONTAL; - } - - return null; - } - - // Attached to some other node. - switch (from) { - case TOP: - switch (to) { - case TOP: - return ALIGN_TOP; - case BOTTOM: - return LAYOUT_BELOW; - case BASELINE: - return ALIGN_BASELINE; - } - break; - case BOTTOM: - switch (to) { - case TOP: - return LAYOUT_ABOVE; - case BOTTOM: - return ALIGN_BOTTOM; - case BASELINE: - return ALIGN_BASELINE; - } - break; - case LEFT: - switch (to) { - case LEFT: - return ALIGN_LEFT; - case RIGHT: - return LAYOUT_RIGHT_OF; - } - break; - case RIGHT: - switch (to) { - case LEFT: - return LAYOUT_LEFT_OF; - case RIGHT: - return ALIGN_RIGHT; - } - break; - case BASELINE: - return ALIGN_BASELINE; - } - - return null; - } -} |