| /* |
| * Copyright (C) 2010 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.eclipse.adt.internal.editors.layout.gle2; |
| |
| import org.eclipse.swt.SWT; |
| import org.eclipse.swt.events.MouseEvent; |
| import org.eclipse.swt.widgets.Event; |
| import org.eclipse.swt.widgets.List; |
| import org.eclipse.swt.widgets.ScrollBar; |
| import org.eclipse.swt.widgets.Shell; |
| |
| import junit.framework.TestCase; |
| |
| /** |
| * Common utilities for the point tests {@link LayoutPointTest} and |
| * {@link ControlPointTest} |
| */ |
| public class PointTestCases extends TestCase { |
| LayoutCanvas mCanvas = new TestLayoutCanvas(); |
| |
| protected MouseEvent canvasMouseEvent(int x, int y, int stateMask) { |
| Event event = new Event(); |
| event.x = x; |
| event.y = y; |
| event.stateMask = stateMask; |
| event.widget = mCanvas; |
| MouseEvent mouseEvent = new MouseEvent(event); |
| return mouseEvent; |
| } |
| |
| /** Mock implementation of LayoutCanvas */ |
| protected static class TestLayoutCanvas extends LayoutCanvas { |
| float mScaleX; |
| |
| float mScaleY; |
| |
| float mTranslateX; |
| |
| float mTranslateY; |
| |
| public TestLayoutCanvas(float scaleX, float scaleY, float translateX, float translateY) { |
| super(null, null, new Shell(), 0); |
| |
| this.mScaleX = scaleX; |
| this.mScaleY = scaleY; |
| this.mTranslateX = translateX; |
| this.mTranslateY = translateY; |
| } |
| |
| public TestLayoutCanvas() { |
| this(2.0f, 2.0f, 20.0f, 20.0f); |
| } |
| |
| @Override |
| CanvasTransform getHorizontalTransform() { |
| ScrollBar scrollBar = new List(this, SWT.V_SCROLL|SWT.H_SCROLL).getHorizontalBar(); |
| return new TestCanvasTransform(scrollBar, mScaleX, mTranslateX); |
| } |
| |
| @Override |
| CanvasTransform getVerticalTransform() { |
| ScrollBar scrollBar = new List(this, SWT.V_SCROLL|SWT.H_SCROLL).getVerticalBar(); |
| return new TestCanvasTransform(scrollBar, mScaleY, mTranslateY); |
| } |
| } |
| |
| static class TestCanvasTransform extends CanvasTransform { |
| float mScale; |
| |
| float mTranslate; |
| |
| public TestCanvasTransform(ScrollBar scrollBar, float scale, float translate) { |
| super(null, scrollBar); |
| this.mScale = scale; |
| this.mTranslate = translate; |
| } |
| |
| @Override |
| public int translate(int value) { |
| return (int) ((value - mTranslate) / mScale); |
| } |
| |
| @Override |
| public int inverseTranslate(int value) { |
| return (int) (value * mScale + mTranslate); |
| } |
| } |
| |
| public void testDummy() { |
| // To avoid JUnit warning that this class contains no tests, even though |
| // this is an abstract class and JUnit shouldn't try |
| } |
| } |