/*

* Copyright (c) 2006 Nokia Corporation and/or its subsidiary(-ies).

* All rights reserved.

* This component and the accompanying materials are made available

* under the terms of the License "Eclipse Public License v1.0"

* which accompanies this distribution, and is available

* at the URL "http://www.eclipse.org/legal/epl-v10.html".

*

* Initial Contributors:

* Nokia Corporation - initial contribution.

*

* Contributors:

*

* Description: 

*

*/

include("cbaLibrary.js")

function CBAVisual() {

}

CBAVisual.prototype.draw = function(instance, laf, graphics) {

	var properties = instance.properties;

	var middleText = getMiddleText(instance, laf);

	var leftText = getLeftText(instance);

	var rightText = getRightText(instance);

	if (middleText == leftText && middleText != ""){

		middleText = ".";

	}

	drawCBA(leftText, rightText, middleText,

		new Point(0, 0), new Point(properties.size.width, properties.size.height), laf, graphics);

}

function isRestricted(instance) {

	return instance.component.id == "com.nokia.sdt.series60.CBARestricted";

}

function isCustom(info, instance) {

	if (isRestricted(instance)){

		return false;

	}

	if (info.editableValue == "com.nokia.sdt.series60.CBA.Type.CUSTOM") {

		return true;

	}

	return false;

}

function getLeftText(instance) {

	var info = instance.properties.info;

	if (isCustom(info, instance)) {

			return info.leftText;

	}

	else if (isRestricted(instance)) {

		if ((info == "R_AVKON_SOFTKEYS_OPTIONS_BACK") || (info == "R_AVKON_SOFTKEYS_OPTIONS_EXIT"))

			return lookupString("text_softkey_option");

		else if (info == "R_AVKON_SOFTKEYS_OK_BACK")

			return lookupString("text_softkey_ok");

		else if (info == "R_AVKON_SOFTKEYS_BACK")

			return "";

	}

	else {

		return lookupString("text_" + info.leftId);

	}

}

function getRightText(instance) {

	var info = instance.properties.info;

	if (isCustom(info, instance)) {

		return info.rightText;

	}

	else if (isRestricted(instance)) {

		if ((info == "R_AVKON_SOFTKEYS_OPTIONS_BACK") || (info == "R_AVKON_SOFTKEYS_OK_BACK") || (info == "R_AVKON_SOFTKEYS_BACK"))

			return lookupString("text_softkey_back");

		else if (info == "R_AVKON_SOFTKEYS_OPTIONS_EXIT")

			return lookupString("text_softkey_exit");

	}

	else {

		if (info.type == "R_AVKON_SOFTKEYS_EXIT") // treat this one special because it uses the "back" id

			return lookupString("text_EAknSoftkeyExit");

		return lookupString("text_" + info.rightId);

	}

}

function getMiddleText(instance, laf) {

	if (isRestricted(instance)){

		return "";

	}

	if (hasMSKSupport() && laf.getBoolean("draw.msk", false)){

		info = instance.properties.info;

		if (info.middleId == "EAknSoftkeyContextOptions") {

			return "_";  // sub menu of left soft key, will use icon

		}

		else if (isCustom(info, instance))

			return info.middleText;

		else

			return lookupString("text_" + info.middleId);

	} else {

		return "";

	}

}

CBAVisual.prototype.getPreferredSize = function(instance, laf, wHint, hHint) {

	return null; // needs implementation	

}

CBAVisual.prototype.getPropertyPaths = function(instance) {

	if (hasMSKSupport()){

		return new Array("info.leftText", "info.rightText", "info.middleText");

	} else {

		return new Array("info.leftText", "info.rightText");

	}

}

CBAVisual.prototype.getLabelBounds = function(instance, propertyPath, laf) {

	var properties = instance.properties;

	var margin = laf.getInteger("control.pane.text.margin", 5);

	var width = properties.size.width - (2*margin);

	var height = properties.size.height;

	if (laf.getBoolean("is.portrait", false)) {

		var numButtons = 2;

		if (hasMSKSupport()){

			numButtons = 3;

		}

		if (propertyPath.equals("info.leftText")) {

			return new Rectangle(margin, 0, width / numButtons, height);

		} 

		else if (hasMSKSupport() && propertyPath.equals("info.middleText")) {

			return new Rectangle(margin + (width / numButtons), 0, width / numButtons, height);

		}

		else {

			return new Rectangle(margin + (width / 2), 0, width / 2, height);

		}

	}

	else {

		// landscape doesn't support MSK

		var font = laf.getFont("control.pane.font");

		var fontHeight = font.getHeight();

		var sbar2Bounds = laf.getRectangle("status.bar2.bounds");

		var rect = new Rectangle(0, 1, width-margin, fontHeight);

		if (propertyPath.equals("info.leftText")) {

			rect.y = height - sbar2Bounds.height + 1;

			rect.height = sbar2Bounds.height;

		}

		return rect;

	}

	return new Rectangle(0, 0, 0, 0);

}

CBAVisual.prototype.getLabelFont = function(instance, propertyPath, laf) {

	return laf.getFont("control.pane.font");

}

function hasMSKSupport(){

	var version = getComponentVersions();

	if (version.getMajor() > 3 || (version.getMajor() == 3 && version.getMinor() >= 2)){

		return true;

	}

	return false;

}