/*
* Copyright 2014 MovingBlocks
*
* 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 org.terasology.rendering.nui.layouts;
import org.junit.Before;
import org.junit.Test;
import org.terasology.math.geom.Rect2i;
import org.terasology.math.geom.Vector2i;
import org.terasology.rendering.nui.Canvas;
import org.terasology.rendering.nui.UIWidget;
import static org.junit.Assert.assertEquals;
import static org.mockito.Matchers.any;
import static org.mockito.Matchers.eq;
import static org.mockito.Mockito.mock;
import static org.mockito.Mockito.verify;
import static org.mockito.Mockito.when;
public class ColumnLayoutTest {
private static final int CANVAS_HEIGHT = 200;
private static final int CANVAS_WIDTH = 200;
private ColumnLayout columnLayout;
private Canvas canvas;
private UIWidget itemAt1x1;
private UIWidget itemAt2x1;
private UIWidget itemAt3x1;
private UIWidget itemAt1x2;
private UIWidget itemAt2x2;
private UIWidget itemAt3x2;
@Before
public void setup() {
columnLayout = new ColumnLayout();
itemAt1x1 = mock(UIWidget.class);
itemAt2x1 = mock(UIWidget.class);
itemAt3x1 = mock(UIWidget.class);
itemAt1x2 = mock(UIWidget.class);
itemAt2x2 = mock(UIWidget.class);
itemAt3x2 = mock(UIWidget.class);
canvas = mock(Canvas.class);
// +-----------------------------------+ +---+ +-------+
// | | |2x1| | |
// | 1x1 | +---+ | 3x1 |
// | | | |
// +-----------------------------------+ +-------+
when(canvas.calculateRestrictedSize(eq(itemAt1x1), any(Vector2i.class))).thenReturn(new Vector2i(50, 10));
when(canvas.calculateRestrictedSize(eq(itemAt2x1), any(Vector2i.class))).thenReturn(new Vector2i(5, 5));
when(canvas.calculateRestrictedSize(eq(itemAt3x1), any(Vector2i.class))).thenReturn(new Vector2i(10, 10));
// +--------------+ +---+ +--------------+
// | | |2x2| | |
// | 1x2 | +---+ | 3x2 |
// | | | |
// +--------------+ +--------------+
when(canvas.calculateRestrictedSize(eq(itemAt1x2), any(Vector2i.class))).thenReturn(new Vector2i(20, 10));
when(canvas.calculateRestrictedSize(eq(itemAt2x2), any(Vector2i.class))).thenReturn(new Vector2i(5, 5));
when(canvas.calculateRestrictedSize(eq(itemAt3x2), any(Vector2i.class))).thenReturn(new Vector2i(20, 10));
Vector2i availableSize = new Vector2i(CANVAS_WIDTH, CANVAS_HEIGHT);
when(canvas.size()).thenReturn(availableSize);
columnLayout.setColumns(3);
columnLayout.addWidget(itemAt1x1);
columnLayout.addWidget(itemAt2x1);
columnLayout.addWidget(itemAt3x1);
columnLayout.addWidget(itemAt1x2);
columnLayout.addWidget(itemAt2x2);
columnLayout.addWidget(itemAt3x2);
}
@Test
public void testThreeColumnsProportionallySized() throws Exception {
columnLayout.setAutoSizeColumns(false);
columnLayout.setFillVerticalSpace(false);
columnLayout.setColumnWidths(0.5f, 0.2f, 0.3f);
Vector2i result = columnLayout.getPreferredContentSize(canvas, canvas.size());
// This is the size of the first column divided by its ratio.
// In general, the minimum column size / ratio guarantees the ration
// and insures that every column has at least as much as its preferred size
assertEquals(100, result.x);
assertEquals(20, result.y);
columnLayout.onDraw(canvas);
// Gets half of entire area
verify(canvas).drawWidget(itemAt1x1, Rect2i.createFromMinAndSize(0, ((CANVAS_HEIGHT - 20) / 2), CANVAS_WIDTH / 2, 10));
// Gets one-fifth of entire area
verify(canvas).drawWidget(itemAt2x1, Rect2i.createFromMinAndSize(CANVAS_WIDTH / 2, ((CANVAS_HEIGHT - 20) / 2), CANVAS_WIDTH * 2 / 10, 10));
// Gets three-tens of entire area
verify(canvas).drawWidget(itemAt3x1, Rect2i.createFromMinAndSize(CANVAS_WIDTH / 2 + CANVAS_WIDTH * 2 / 10, ((CANVAS_HEIGHT - 20) / 2), CANVAS_WIDTH * 3 / 10, 10));
// Gets half of entire area
verify(canvas).drawWidget(itemAt1x2, Rect2i.createFromMinAndSize(0, ((CANVAS_HEIGHT - 20) / 2) + 10, CANVAS_WIDTH / 2, 10));
// Gets one-fifth of entire area
verify(canvas).drawWidget(itemAt2x2, Rect2i.createFromMinAndSize(CANVAS_WIDTH / 2, ((CANVAS_HEIGHT - 20) / 2) + 10, CANVAS_WIDTH * 2 / 10, 10));
// Gets three-tens of entire area
verify(canvas).drawWidget(itemAt3x2, Rect2i.createFromMinAndSize(CANVAS_WIDTH / 2 + CANVAS_WIDTH * 2 / 10, ((CANVAS_HEIGHT - 20) / 2) + 10, CANVAS_WIDTH * 3 / 10, 10));
}
@Test
public void testThreeColumnsAutosizedMinimallySized() throws Exception {
columnLayout.setAutoSizeColumns(true);
columnLayout.setFillVerticalSpace(false);
Vector2i result = columnLayout.getPreferredContentSize(canvas, canvas.size());
assertEquals(75, result.x);
assertEquals(20, result.y);
columnLayout.onDraw(canvas);
verify(canvas).drawWidget(itemAt1x1, Rect2i.createFromMinAndSize(((CANVAS_WIDTH - 75) / 2), ((CANVAS_HEIGHT - 20) / 2), 50, 10));
verify(canvas).drawWidget(itemAt2x1, Rect2i.createFromMinAndSize(((CANVAS_WIDTH - 75) / 2) + 50, ((CANVAS_HEIGHT - 20) / 2), 5, 10));
verify(canvas).drawWidget(itemAt3x1, Rect2i.createFromMinAndSize(((CANVAS_WIDTH - 75) / 2) + 50 + 5, ((CANVAS_HEIGHT - 20) / 2), 20, 10));
verify(canvas).drawWidget(itemAt1x2, Rect2i.createFromMinAndSize(((CANVAS_WIDTH - 75) / 2), ((CANVAS_HEIGHT - 20) / 2) + 10, 50, 10));
verify(canvas).drawWidget(itemAt2x2, Rect2i.createFromMinAndSize(((CANVAS_WIDTH - 75) / 2) + 50, ((CANVAS_HEIGHT - 20) / 2) + 10, 5, 10));
verify(canvas).drawWidget(itemAt3x2, Rect2i.createFromMinAndSize(((CANVAS_WIDTH - 75) / 2) + 50 + 5, ((CANVAS_HEIGHT - 20) / 2) + 10, 20, 10));
}
}