/*
This file is part of Ext JS 4.2
Copyright (c) 2011-2013 Sencha Inc
Contact: http://www.sencha.com/contact
GNU General Public License Usage
This file may be used under the terms of the GNU General Public License version 3.0 as
published by the Free Software Foundation and appearing in the file LICENSE included in the
packaging of this file.
Please review the following information to ensure the GNU General Public License version 3.0
requirements will be met: http://www.gnu.org/copyleft/gpl.html.
If you are unsure which license is appropriate for your use, please contact the sales department
at http://www.sencha.com/contact.
Build date: 2013-05-16 14:36:50 (f9be68accb407158ba2b1be2c226a6ce1f649314)
*/
/**
* @class Ext.layout.component.Draw
* @private
*
*/
Ext.define('Ext.layout.component.Draw', {
/* Begin Definitions */
alias: 'layout.draw',
extend: 'Ext.layout.component.Auto',
setHeightInDom: true,
setWidthInDom: true,
/* End Definitions */
type: 'draw',
measureContentWidth : function (ownerContext) {
var target = ownerContext.target,
paddingInfo = ownerContext.getPaddingInfo(),
bbox = this.getBBox(ownerContext);
if (!target.viewBox) {
if (target.autoSize) {
return bbox.width + paddingInfo.width;
} else {
return bbox.x + bbox.width + paddingInfo.width;
}
} else {
if (ownerContext.heightModel.shrinkWrap) {
return paddingInfo.width;
} else {
return bbox.width / bbox.height * (ownerContext.getProp('contentHeight') - paddingInfo.height) + paddingInfo.width;
}
}
},
measureContentHeight : function (ownerContext) {
var target = ownerContext.target,
paddingInfo = ownerContext.getPaddingInfo(),
bbox = this.getBBox(ownerContext);
if (!ownerContext.target.viewBox) {
if (target.autoSize) {
return bbox.height + paddingInfo.height;
} else {
return bbox.y + bbox.height + paddingInfo.height;
}
} else {
if (ownerContext.widthModel.shrinkWrap) {
return paddingInfo.height;
} else {
return bbox.height / bbox.width * (ownerContext.getProp('contentWidth') - paddingInfo.width) + paddingInfo.height;
}
}
},
getBBox: function(ownerContext) {
var bbox = ownerContext.surfaceBBox;
if (!bbox) {
bbox = ownerContext.target.surface.items.getBBox();
// If the surface is empty, we'll get these values, normalize them
if (bbox.width === -Infinity && bbox.height === -Infinity) {
bbox.width = bbox.height = bbox.x = bbox.y = 0;
}
ownerContext.surfaceBBox = bbox;
}
return bbox;
},
publishInnerWidth: function (ownerContext, width) {
ownerContext.setContentWidth(width - ownerContext.getFrameInfo().width, true);
},
publishInnerHeight: function (ownerContext, height) {
ownerContext.setContentHeight(height - ownerContext.getFrameInfo().height, true);
},
finishedLayout: function (ownerContext) {
// TODO: Is there a better way doing this?
var props = ownerContext.props,
paddingInfo = ownerContext.getPaddingInfo();
// We don't want the cost of getProps, so we just use the props data... this is ok
// because all the props have been calculated by this time
this.owner.setSurfaceSize(props.contentWidth - paddingInfo.width, props.contentHeight - paddingInfo.height);
// calls afterComponentLayout, so we want the surface to be sized before that:
this.callParent(arguments);
}
});
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