/*******************************************************************************
* CogTool Copyright Notice and Distribution Terms
* CogTool 1.3, Copyright (c) 2005-2013 Carnegie Mellon University
* This software is distributed under the terms of the FSF Lesser
* Gnu Public License (see LGPL.txt).
*
* CogTool is free software; you can redistribute it and/or modify
* it under the terms of the GNU Lesser General Public License as published by
* the Free Software Foundation; either version 2.1 of the License, or
* (at your option) any later version.
*
* CogTool is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public License
* along with CogTool; if not, write to the Free Software
* Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
*
* CogTool makes use of several third-party components, with the
* following notices:
*
* Eclipse SWT version 3.448
* Eclipse GEF Draw2D version 3.2.1
*
* Unless otherwise indicated, all Content made available by the Eclipse
* Foundation is provided to you under the terms and conditions of the Eclipse
* Public License Version 1.0 ("EPL"). A copy of the EPL is provided with this
* Content and is also available at http://www.eclipse.org/legal/epl-v10.html.
*
* CLISP version 2.38
*
* Copyright (c) Sam Steingold, Bruno Haible 2001-2006
* This software is distributed under the terms of the FSF Gnu Public License.
* See COPYRIGHT file in clisp installation folder for more information.
*
* ACT-R 6.0
*
* Copyright (c) 1998-2007 Dan Bothell, Mike Byrne, Christian Lebiere &
* John R Anderson.
* This software is distributed under the terms of the FSF Lesser
* Gnu Public License (see LGPL.txt).
*
* Apache Jakarta Commons-Lang 2.1
*
* This product contains software developed by the Apache Software Foundation
* (http://www.apache.org/)
*
* jopt-simple version 1.0
*
* Copyright (c) 2004-2013 Paul R. Holser, Jr.
*
* Permission is hereby granted, free of charge, to any person obtaining
* a copy of this software and associated documentation files (the
* "Software"), to deal in the Software without restriction, including
* without limitation the rights to use, copy, modify, merge, publish,
* distribute, sublicense, and/or sell copies of the Software, and to
* permit persons to whom the Software is furnished to do so, subject to
* the following conditions:
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* The above copyright notice and this permission notice shall be
* included in all copies or substantial portions of the Software.
*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
* EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
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* NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE
* LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION
* OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION
* WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
*
* Mozilla XULRunner 1.9.0.5
*
* The contents of this file are subject to the Mozilla Public License
* Version 1.1 (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.mozilla.org/MPL/.
* Software distributed under the License is distributed on an "AS IS"
* basis, WITHOUT WARRANTY OF ANY KIND, either express or implied. See the
* License for the specific language governing rights and limitations
* under the License.
*
* The J2SE(TM) Java Runtime Environment version 5.0
*
* Copyright 2009 Sun Microsystems, Inc., 4150
* Network Circle, Santa Clara, California 95054, U.S.A. All
* rights reserved. U.S.
* See the LICENSE file in the jre folder for more information.
******************************************************************************/
package edu.cmu.cs.hcii.cogtool.uimodel;
import org.eclipse.draw2d.Graphics;
import org.eclipse.draw2d.geometry.Rectangle;
import org.eclipse.swt.graphics.Image;
public class NinePartRenderer extends ImageRenderer
{
protected static String NINE_PART_LOCATION =
"edu/cmu/cs/hcii/cogtool/resources/widgets/9part/";
// Depending on the state of the widget, imageParts is either defaultSet
// or altSet
protected Image[] imageParts = null;
protected Image[] defaultSet = null;
protected Image[] altSet = null;
protected String skinName;
protected NinePartRenderer(GraphicalWidget<?> parent,
String widgetName,
String skin,
int labelStyle,
int area,
DefaultSEUIModel override)
{
super(parent, widgetName, skin, labelStyle, area, override);
skinName = skin;
defaultSet = getNinePartImages(skinName, widgetName, "");
try {
altSet = getNinePartImages(skinName, widgetName, "s");
}
catch (Exception e) {
// "alt" images don't necessarily exist for all widgets
altSet = null;
}
imageParts = defaultSet;
}
/**
* Loads the nine images needed by a nine-part image
* artist. Assumes that the images have names of the form
* <skin>/<name>/<name><number>.jpg.
*/
protected Image[] getNinePartImages(String skin, String name, String suffix)
{
Image[] iAry = new Image[9];
for (int i = 0; i < iAry.length; i++) {
iAry[i] = getImage(NINE_PART_LOCATION + skin + "/" + name + "/"
+ i + suffix + "." + FILETYPE);
}
return iAry;
}// getNinePartImages
public void paintBackground(Graphics g)
{
if ((imageParts == null) ||
(imageParts.length == 0) ||
(imageParts[0] == null))
{
return;
}
g.pushState();
try {
// This is the clip to the figure. We must clip to this the whole time!
Rectangle mainClip = getBounds();
g.setClip(mainClip);
// This will represent temporary clips while drawing the 9part.
// All subClips must be a union of mainClip and something else.
Rectangle subClip = mainClip;
// This is the top and left of the 9-part tiled image.
// widgetBounds.x and .y should both always be 0 since we want to fill
// the space we have been given.
int topOfImg = widgetBounds.x;
int leftOfImg = widgetBounds.y;
// These variables represent the distances between the actual edges
// of the 9-part tiling and the edge of the center area of the 9-part.
// we will assume we have all images so no error checking is needed.
int leftSize = imageParts[0].getBounds().width;
int rightSize = imageParts[2].getBounds().width;
int topSize = imageParts[0].getBounds().height;
int bottomSize = imageParts[6].getBounds().height;
// These variables represent the absolute coordinates
// of the edges of the center area.
int rightOfCenter =
leftOfImg + widgetBounds.width - rightSize;
int leftOfCenter = leftOfImg + leftSize;
int topOfCenter = topOfImg + topSize;
int bottomOfCenter =
topOfImg + widgetBounds.height - bottomSize;
// These are variables for when I am drawing a row of images.
int drawX;
int drawY;
// When I am drawing a row of images, these variables store the
// dimension of the image I'm drawing.
int imgWidth;
int imgHeight;
// Setting the subclip for drawing the center area.
subClip = mainClip;
subClip =
subClip.getIntersection(
new Rectangle(leftOfCenter,
topOfCenter,
rightOfCenter - leftOfCenter + 2,
bottomOfCenter - topOfCenter + 2));
g.setClip(subClip);
if (imageParts[4] != null) {
imgWidth = imageParts[4].getBounds().width;
imgHeight = imageParts[4].getBounds().height;
for (drawX = leftOfCenter;
drawX < rightOfCenter;
drawX += imgWidth)
{
for (drawY = topOfCenter;
drawY < bottomOfCenter;
drawY += imgHeight)
{
g.drawImage(imageParts[4], drawX, drawY);
}
}
}
// Setting the subclip for drawing horizontal rows.
subClip = mainClip;
subClip =
subClip.getIntersection(
new Rectangle(leftOfCenter,
topOfImg,
rightOfCenter - leftOfCenter + 2,
widgetBounds.height));
g.setClip(subClip);
// Drawing the top row.
if (imageParts[1] != null) {
imgWidth = imageParts[1].getBounds().width;
for (drawX = leftOfCenter;
drawX < rightOfCenter;
drawX += imgWidth)
{
g.drawImage(imageParts[1], drawX, topOfImg);
}
}
// Drawing the bottom row.
if (imageParts[7] != null) {
imgWidth = imageParts[7].getBounds().width;
for (drawX = leftOfCenter;
drawX < rightOfCenter;
drawX += imgWidth)
{
g.drawImage(imageParts[7], drawX, bottomOfCenter);
}
}
// Setting the subclip for drawing vertical rows.
subClip = mainClip;
subClip =
subClip.getIntersection(
new Rectangle(leftOfImg,
topOfCenter,
widgetBounds.width,
bottomOfCenter - topOfCenter + 2));
g.setClip(subClip);
// Drawing the left side row.
if (imageParts[3] != null) {
imgHeight = imageParts[3].getBounds().height;
for (drawY = topOfCenter;
drawY < bottomOfCenter;
drawY += imgHeight)
{
g.drawImage(imageParts[3], leftOfImg, drawY);
}
}
// Drawing the right side row.
if (imageParts[5] != null) {
imgHeight = imageParts[5].getBounds().height;
for (drawY = topOfCenter;
drawY < bottomOfCenter;
drawY += imgHeight)
{
g.drawImage(imageParts[5], rightOfCenter, drawY);
}
}
// Reset the clip to the main clip, the entire size of the frame.
g.setClip(mainClip);
// Drawing the top left corner.
if (imageParts[0] != null) {
g.drawImage(imageParts[0], leftOfImg, topOfImg);
}
// Drawing the top right corner.
if (imageParts[2] != null) {
g.drawImage(imageParts[2], rightOfCenter, topOfImg);
}
// Drawing the bottom left corner.
if (imageParts[6] != null) {
g.drawImage(imageParts[6], leftOfImg, bottomOfCenter);
}
// Drawing the bottom right corner.
if (imageParts[8] != null) {
g.drawImage(imageParts[8], rightOfCenter, bottomOfCenter);
}
}
finally {
g.popState();
}
} // paintBackground
public void paintForeground(Graphics g)
{
if (label != null) {
label.paint(g);
}
}
}