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/*
* AbstractPhotoController.java 5 nov 2012
*
* Sweet Home 3D, Copyright (c) 2012 Emmanuel PUYBARET / eTeks
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 2 of the License, or
* (at your option) any later version.
*
* This program 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 General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
*/
package com.eteks.sweethome3d.viewcontroller;
import java.beans.PropertyChangeEvent;
import java.beans.PropertyChangeListener;
import java.beans.PropertyChangeSupport;
import java.lang.ref.WeakReference;
import com.eteks.sweethome3d.model.AspectRatio;
import com.eteks.sweethome3d.model.Home;
import com.eteks.sweethome3d.model.HomeEnvironment;
import com.eteks.sweethome3d.model.UserPreferences;
/**
* The base class for controllers of photo creation views.
* @author Emmanuel Puybaret
* @since 4.0
*/
public abstract class AbstractPhotoController implements Controller {
/**
* The properties that may be edited by the view associated to this controller.
*/
public enum Property {ASPECT_RATIO, WIDTH, HEIGHT, QUALITY, VIEW_3D_ASPECT_RATIO, CEILING_LIGHT_COLOR}
private final Home home;
private final View view3D;
private final ContentManager contentManager;
private final PropertyChangeSupport propertyChangeSupport;
private AspectRatio aspectRatio;
private int width;
private int height;
private int quality;
private float view3DAspectRatio;
private int ceilingLightColor;
public AbstractPhotoController(Home home,
UserPreferences preferences,
View view3D,
ContentManager contentManager) {
this.home = home;
this.view3D = view3D;
this.contentManager = contentManager;
this.propertyChangeSupport = new PropertyChangeSupport(this);
this.view3DAspectRatio = 1;
EnvironmentChangeListener listener = new EnvironmentChangeListener(this);
home.getEnvironment().addPropertyChangeListener(HomeEnvironment.Property.PHOTO_WIDTH, listener);
home.getEnvironment().addPropertyChangeListener(HomeEnvironment.Property.PHOTO_HEIGHT, listener);
home.getEnvironment().addPropertyChangeListener(HomeEnvironment.Property.PHOTO_ASPECT_RATIO, listener);
home.getEnvironment().addPropertyChangeListener(HomeEnvironment.Property.PHOTO_QUALITY, listener);
home.getEnvironment().addPropertyChangeListener(HomeEnvironment.Property.CEILING_LIGHT_COLOR, listener);
updateProperties();
}
/**
* Home environment listener that updates ceiling light color. This listener is bound to this controller
* with a weak reference to avoid strong link between home and this controller.
*/
private static class EnvironmentChangeListener implements PropertyChangeListener {
private WeakReference photoController;
public EnvironmentChangeListener(AbstractPhotoController photoController) {
this.photoController = new WeakReference(photoController);
}
public void propertyChange(PropertyChangeEvent ev) {
// If controller was garbage collected, remove this listener from home
final AbstractPhotoController controller = this.photoController.get();
if (controller == null) {
((HomeEnvironment)ev.getSource()).removePropertyChangeListener(HomeEnvironment.Property.PHOTO_WIDTH, this);
((HomeEnvironment)ev.getSource()).removePropertyChangeListener(HomeEnvironment.Property.PHOTO_HEIGHT, this);
((HomeEnvironment)ev.getSource()).removePropertyChangeListener(HomeEnvironment.Property.PHOTO_ASPECT_RATIO, this);
((HomeEnvironment)ev.getSource()).removePropertyChangeListener(HomeEnvironment.Property.PHOTO_QUALITY, this);
((HomeEnvironment)ev.getSource()).removePropertyChangeListener(HomeEnvironment.Property.CEILING_LIGHT_COLOR, this);
} else if (HomeEnvironment.Property.PHOTO_WIDTH.name().equals(ev.getPropertyName())) {
controller.setWidth((Integer)ev.getNewValue(), false);
} else if (HomeEnvironment.Property.PHOTO_HEIGHT.name().equals(ev.getPropertyName())) {
controller.setHeight((Integer)ev.getNewValue(), false);
} else if (HomeEnvironment.Property.PHOTO_ASPECT_RATIO.name().equals(ev.getPropertyName())) {
controller.setAspectRatio((AspectRatio)ev.getNewValue());
} else if (HomeEnvironment.Property.PHOTO_QUALITY.name().equals(ev.getPropertyName())) {
controller.setQuality((Integer)ev.getNewValue());
} else if (HomeEnvironment.Property.CEILING_LIGHT_COLOR.name().equals(ev.getPropertyName())) {
controller.setCeilingLightColor((Integer)ev.getNewValue());
}
}
}
/**
* Returns the content manager of this controller.
*/
public ContentManager getContentManager() {
return this.contentManager;
}
/**
* Adds the property change listener in parameter to this controller.
*/
public void addPropertyChangeListener(Property property, PropertyChangeListener listener) {
this.propertyChangeSupport.addPropertyChangeListener(property.name(), listener);
}
/**
* Removes the property change listener in parameter from this controller.
*/
public void removePropertyChangeListener(Property property, PropertyChangeListener listener) {
this.propertyChangeSupport.removePropertyChangeListener(property.name(), listener);
}
/**
* Updates edited properties from the photo creation preferences.
*/
protected void updateProperties() {
HomeEnvironment homeEnvironment = this.home.getEnvironment();
setAspectRatio(homeEnvironment.getPhotoAspectRatio());
setWidth(homeEnvironment.getPhotoWidth(), false);
setHeight(homeEnvironment.getPhotoHeight(), false);
setQuality(homeEnvironment.getPhotoQuality());
setCeilingLightColor(homeEnvironment.getCeillingLightColor());
}
/**
* Sets the aspect ratio of the photo.
*/
public void setAspectRatio(AspectRatio aspectRatio) {
if (this.aspectRatio != aspectRatio) {
AspectRatio oldAspectRatio = this.aspectRatio;
this.aspectRatio = aspectRatio;
this.propertyChangeSupport.firePropertyChange(Property.ASPECT_RATIO.name(), oldAspectRatio, aspectRatio);
this.home.getEnvironment().setPhotoAspectRatio(this.aspectRatio);
if (this.aspectRatio == AspectRatio.VIEW_3D_RATIO) {
if (this.view3DAspectRatio != Float.POSITIVE_INFINITY) {
setHeight(Math.round(width / this.view3DAspectRatio), false);
}
} else if (this.aspectRatio.getValue() != null) {
setHeight(Math.round(width / this.aspectRatio.getValue()), false);
}
}
}
/**
* Returns the aspect ratio of the photo.
*/
public AspectRatio getAspectRatio() {
return this.aspectRatio;
}
/**
* Sets the width of the photo.
*/
public void setWidth(int width) {
setWidth(width, true);
}
private void setWidth(int width, boolean updateHeight) {
if (this.width != width) {
int oldWidth = this.width;
this.width = width;
this.propertyChangeSupport.firePropertyChange(Property.WIDTH.name(), oldWidth, width);
if (updateHeight) {
if (this.aspectRatio == AspectRatio.VIEW_3D_RATIO) {
if (this.view3DAspectRatio != Float.POSITIVE_INFINITY) {
setHeight(Math.round(width / this.view3DAspectRatio), false);
}
} else if (this.aspectRatio.getValue() != null) {
setHeight(Math.round(width / this.aspectRatio.getValue()), false);
}
}
this.home.getEnvironment().setPhotoWidth(this.width);
}
}
/**
* Returns the width of the photo.
*/
public int getWidth() {
return this.width;
}
/**
* Sets the height of the photo.
*/
public void setHeight(int height) {
setHeight(height, true);
}
private void setHeight(int height, boolean updateWidth) {
if (this.height != height) {
int oldHeight = this.height;
this.height = height;
this.propertyChangeSupport.firePropertyChange(Property.HEIGHT.name(), oldHeight, height);
if (updateWidth) {
if (this.aspectRatio == AspectRatio.VIEW_3D_RATIO) {
if (this.view3DAspectRatio != Float.POSITIVE_INFINITY) {
setWidth(Math.round(height * this.view3DAspectRatio), false);
}
} else if (this.aspectRatio.getValue() != null) {
setWidth(Math.round(height * this.aspectRatio.getValue()), false);
}
}
this.home.getEnvironment().setPhotoHeight(this.height);
}
}
/**
* Returns the height of the photo.
*/
public int getHeight() {
return this.height;
}
/**
* Sets the rendering quality of the photo.
*/
public void setQuality(int quality) {
if (this.quality != quality) {
int oldQuality = this.quality;
this.quality = Math.min(quality, getQualityLevelCount() - 1);
this.propertyChangeSupport.firePropertyChange(Property.QUALITY.name(), oldQuality, quality);
this.home.getEnvironment().setPhotoQuality(this.quality);
}
}
/**
* Returns the rendering quality of the photo.
*/
public int getQuality() {
return this.quality;
}
/**
* Returns the maximum value for quality.
*/
public int getQualityLevelCount() {
return 4;
}
/**
* Sets the edited ceiling light color.
*/
public void setCeilingLightColor(int ceilingLightColor) {
if (this.ceilingLightColor != ceilingLightColor) {
int oldCeilingLightColor = this.ceilingLightColor;
this.ceilingLightColor = ceilingLightColor;
this.propertyChangeSupport.firePropertyChange(Property.CEILING_LIGHT_COLOR.name(), oldCeilingLightColor, ceilingLightColor);
this.home.getEnvironment().setCeillingLightColor(ceilingLightColor);
}
}
/**
* Returns the edited ceiling light color.
*/
public int getCeilingLightColor() {
return this.ceilingLightColor;
}
/**
* Sets the aspect ratio of the 3D view.
*/
public void set3DViewAspectRatio(float view3DAspectRatio) {
if (this.view3DAspectRatio != view3DAspectRatio) {
float oldAspectRatio = this.view3DAspectRatio;
this.view3DAspectRatio = view3DAspectRatio;
this.propertyChangeSupport.firePropertyChange(Property.ASPECT_RATIO.name(), oldAspectRatio, view3DAspectRatio);
if (this.aspectRatio == AspectRatio.VIEW_3D_RATIO
&& this.view3DAspectRatio != Float.POSITIVE_INFINITY) {
setHeight(Math.round(this.width / this.view3DAspectRatio), false);
}
}
}
/**
* Returns the aspect ratio of the 3D view.
*/
public float get3DViewAspectRatio() {
return this.view3DAspectRatio;
}
/**
* Returns the 3D view used to compute aspect ratio bound to it.
*/
public View get3DView() {
return this.view3D;
}
/**
* Controls the change of value of a visual property in home.
* @deprecated {@link #setVisualProperty(String, Object) setVisualProperty} should be replaced by a call to
* {@link #setHomeProperty(String, String)} to ensure the property can be easily saved and read.
*/
public void setVisualProperty(String propertyName,
Object propertyValue) {
this.home.setVisualProperty(propertyName, propertyValue);
}
/**
* Controls the change of value of a property in home.
* @since 5.2
*/
public void setHomeProperty(String propertyName,
String propertyValue) {
this.home.setProperty(propertyName, propertyValue);
}
}
