uidesigner/com.nokia.sdt.series60.componentlibrary/components/controls/CEikImage_visual.js
author stechong
Wed, 20 Oct 2010 11:19:31 -0500
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permissions -rw-r--r--
Keeping PlatSim internal only.
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/*
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* Copyright (c) 2006 Nokia Corporation and/or its subsidiary(-ies).
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* All rights reserved.
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* This component and the accompanying materials are made available
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* under the terms of the License "Eclipse Public License v1.0"
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* which accompanies this distribution, and is available
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* at the URL "http://www.eclipse.org/legal/epl-v10.html".
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*
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* Initial Contributors:
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* Nokia Corporation - initial contribution.
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*
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* Contributors:
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*
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* Description: 
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*
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*/
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include("../implLibrary.js")
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include("../renderLibrary.js")
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include("../srcgenLibrary.js")
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function CEikImageVisual() {
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}
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CEikImageVisual.prototype.draw = function(instance, laf, graphics) {
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	graphics.setBackground(getBackgroundColor(instance, laf));
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	renderImage(CEikImageVisual.prototype, instance, laf, graphics, 
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		0, 0, "image", true);
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}
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CEikImageVisual.prototype.getViewableSize = function(instance, propertyId, laf) {
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	var	size = instance.properties.size;
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	return new Point(size.width, size.height);
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}
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CEikImageVisual.prototype.isScaling = function(instance, propertyId, laf) {
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	return isScalingIcons();
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}
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CEikImageVisual.prototype.getAlignmentWeights = function(instance, propertyId, laf) {
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	var version = getComponentVersions();
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	if (version.getMajor() >= 3 || version.getMinor() >= 8)
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		return new Point(ImageUtils.ALIGN_CENTER_OR_LEFT, ImageUtils.ALIGN_CENTER_OR_TOP);
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	else
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		return new Point(ImageUtils.ALIGN_LEFT, ImageUtils.ALIGN_TOP);
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}
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CEikImageVisual.prototype.isPreservingAspectRatio = function(instance, propertyId, laf) {
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	return true;
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}
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CEikImageVisual.prototype.getPreferredSize = function(instance, laf, wHint, hHint) {
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	var properties = instance.properties;
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	var width = -1;
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	var height = -1;
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	if (wHint >= 0)
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		width = wHint;
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	if (hHint >= 0)
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		height = hHint;
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	var imgBounds = getImageBounds(instance, properties.image);
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	if (imgBounds) {
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		if (imgBounds.width > width)
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			width = imgBounds.width;
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		if (imgBounds.height > height)
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			height = imgBounds.height;
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	} else {
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		if (width < 0)
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			width = 16;
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		if (height < 0)
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			height = 16;
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	}
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	var bounds = new Point(width, height);
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	return bounds;
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}
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setupCommonDirectImageEditing(CEikImageVisual.prototype, "image", 
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	null  	// areafunction
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);