<!DOCTYPE html>
<html>
<head>
<link href="resources/grid.css" rel="stylesheet">
<script src="../../resources/check-layout.js"></script>
<script type="text/javascript">

function testLayout(gridDefinitions, itemsDefinitions)
{
    var gridContainer = document.getElementById("gridContainer");
    var gridElement = document.createElement("div");
    gridElement.className = "grid";
    gridElement.style.gridAutoFlow = "dense";

    for (var key in gridDefinitions) {
	if (key == "rows")
	    gridElement.style.gridTemplateRows = gridDefinitions[key];
	else if (key == "columns")
	    gridElement.style.gridTemplateColumns = gridDefinitions[key];
	else
	    gridElement.style.gridTemplateAreas = gridDefinitions[key];
    }

    for (var i in itemsDefinitions) {
	var itemDefinition = itemsDefinitions[i];
	var gridItem = document.createElement("div");
	gridItem.className = "sizedToGridArea";

	if (itemDefinition.row)
	    gridItem.style.gridRow = itemDefinition.row;
	if (itemDefinition.column)
	    gridItem.style.gridColumn = itemDefinition.column;

	gridItem.setAttribute("data-offset-x", itemDefinition.x);
	gridItem.setAttribute("data-offset-y", itemDefinition.y);
	gridItem.setAttribute("data-expected-width", itemDefinition.width);
	gridItem.setAttribute("data-expected-height", itemDefinition.height);

	gridElement.appendChild(gridItem);
    }

    gridContainer.appendChild(gridElement);

    checkLayout(".grid", document.getElementById("test-output"));
    gridContainer.removeChild(gridElement);
}

function updateRowsColumns()
{
    var templateAreaOne = '". a a" "c a a" ". . d"';
    var templateAreaTwo = '". d d" "a d d" ". . c"';

    var columnUniqueNames = '[a] 50px [b b-start] 100px [c -start] 200px [d]';
    var rowUniqueNames = '[e] 50px [f -end] 100px [g g-start] 200px [h]';
    var columnNamedLineBeforeArea = '[a-start c-start] 50px [d-start] 100px 200px';
    var rowNamedLineBeforeArea = '[c-start] 50px [d-start] 100px 200px';
    var columnRepeatedNames = '[d-start] 50px [d-start] 100px [d-start] 200px';
    var rowRepeatedNames = '50px [c-end] 100px [c-end] 200px [c-end]';
    var columnNoNames = '50px 100px 200px';
    var rowNoNames = '50px 100px 200px';

    // Check grid area resolution.
    var gridAreasItems = [ { 'column': 'd', 'x': '150', 'y': '0', 'width': '200', 'height': '50' },
			   { 'column': 'c', 'x': '0', 'y': '0', 'width': '50', 'height': '50' },
			   { 'column': 'a', 'x': '50', 'y': '50', 'width': '300', 'height': '100' }];

    testLayout({ 'columns': columnNoNames, 'rows': rowNoNames, 'areas': templateAreaOne }, gridAreasItems);
    testLayout({ 'areas': templateAreaOne, 'columns': columnNoNames, 'rows': rowNoNames }, gridAreasItems);
    testLayout({ 'columns': columnNoNames, 'areas': templateAreaOne, 'rows': rowNoNames }, gridAreasItems);

    var gridAreasItemsTwo = [ { 'column': 'd', 'x': '50', 'y': '0', 'width': '300', 'height': '50' },
			      { 'column': 'c', 'x': '150', 'y': '50', 'width': '200', 'height': '100' },
			      { 'column': 'a', 'x': '0', 'y': '0', 'width': '50', 'height': '50' }];

    testLayout({ 'areas': templateAreaTwo, 'areas': templateAreaOne, 'columns': columnNoNames, 'rows': rowNoNames }, gridAreasItems);
    testLayout({ 'areas': templateAreaOne, 'areas': templateAreaTwo, 'columns': columnNoNames, 'rows': rowNoNames }, gridAreasItemsTwo);
    testLayout({ 'areas': templateAreaTwo, 'columns': columnNoNames, 'rows': rowNoNames, 'areas': templateAreaOne,  }, gridAreasItems);
    testLayout({ 'areas': templateAreaOne, 'columns': columnNoNames, 'rows': rowNoNames, 'areas': templateAreaTwo,  }, gridAreasItemsTwo);
    testLayout({ 'columns': columnNoNames, 'rows': rowNoNames, 'areas': templateAreaTwo, 'areas': templateAreaOne }, gridAreasItems);
    testLayout({ 'columns': columnNoNames, 'rows': rowNoNames, 'areas': templateAreaOne, 'areas': templateAreaTwo }, gridAreasItemsTwo);

    // Check grid implicit named grid lines resolution.
    var implicitNamesItems = [{ 'column': 'a-start', 'row': 'd-start', 'x': '50', 'y': '150', 'width': '100', 'height': '200' },
			      { 'column': 'a-start', 'row': 'd', 'x': '50', 'y': '150', 'width': '100', 'height': '200' },
			      { 'column': 'd-start', 'row': 'c-start', 'x': '150', 'y': '50', 'width': '200', 'height': '100' }];

    testLayout({ 'columns': columnNoNames, 'rows': rowNoNames, 'areas': templateAreaOne }, implicitNamesItems);
    testLayout({ 'areas': templateAreaOne, 'columns': columnNoNames, 'rows': rowNoNames }, implicitNamesItems);
    testLayout({ 'columns': columnNoNames, 'areas': templateAreaOne, 'rows': rowNoNames }, implicitNamesItems);

    var implicitNamesItemsTwo = [{ 'column': 'a-start', 'row': 'd-start', 'x': '0', 'y': '0', 'width': '50', 'height': '50' },
				 { 'column': 'a-start', 'row': 'd', 'x': '0', 'y': '0', 'width': '50', 'height': '150' },
				 { 'column': 'd-start', 'row': 'c-start', 'x': '50', 'y': '150', 'width': '100', 'height': '200' }];

    testLayout({ 'areas': templateAreaTwo, 'areas': templateAreaOne, 'columns': columnNoNames, 'rows': rowNoNames }, implicitNamesItems);
    testLayout({ 'areas': templateAreaOne, 'areas': templateAreaTwo, 'columns': columnNoNames, 'rows': rowNoNames }, implicitNamesItemsTwo);
    testLayout({ 'areas': templateAreaTwo, 'columns': columnNoNames, 'rows': rowNoNames, 'areas': templateAreaOne }, implicitNamesItems);
    testLayout({ 'areas': templateAreaOne, 'columns': columnNoNames, 'rows': rowNoNames, 'areas': templateAreaTwo }, implicitNamesItemsTwo);
    testLayout({ 'columns': columnNoNames, 'rows': rowNoNames, 'areas': templateAreaTwo, 'areas': templateAreaOne }, implicitNamesItems);
    testLayout({ 'columns': columnNoNames, 'rows': rowNoNames, 'areas': templateAreaOne, 'areas': templateAreaTwo }, implicitNamesItemsTwo);

    // Check resolution when named lines are defined before the grid area.
    var itemsBeforeArea = [ { 'column': 'd', 'x': '50', 'y': '150', 'width': '300', 'height': '200' },
			    { 'row': 'c', 'x': '50', 'y': '0', 'width': '100', 'height': '150'},
			    { 'column': 'd-start', 'x': '50', 'y': '350', 'width': '100', 'height': '0' },
			    { 'column': 'a-start', 'row': 'd', 'x': '0', 'y': '50', 'width': '50', 'height': '300' } ];

    testLayout({ 'columns': columnNamedLineBeforeArea, 'rows': rowNamedLineBeforeArea, 'areas': templateAreaOne }, itemsBeforeArea);
    testLayout({ 'areas': templateAreaOne, 'columns': columnNamedLineBeforeArea, 'rows': rowNamedLineBeforeArea }, itemsBeforeArea);
    testLayout({ 'columns': columnNamedLineBeforeArea, 'areas': templateAreaOne, 'rows': rowNamedLineBeforeArea }, itemsBeforeArea);

    var itemsBeforeAreaTwo = [ { 'column': 'd', 'x': '50', 'y': '350', 'width': '300', 'height': '0' },
			       { 'row': 'c', 'x': '50', 'y': '0', 'width': '100', 'height': '350'},
			       { 'column': 'd-start', 'x': '50', 'y': '350', 'width': '100', 'height': '0' },
			       { 'column': 'a-start', 'row': 'd', 'x': '0', 'y': '0', 'width': '50', 'height': '150' } ];

    testLayout({ 'areas': templateAreaTwo, 'areas': templateAreaOne, 'columns': columnNamedLineBeforeArea, 'rows': rowNamedLineBeforeArea }, itemsBeforeArea);
    testLayout({ 'areas': templateAreaOne, 'areas': templateAreaTwo, 'columns': columnNamedLineBeforeArea, 'rows': rowNamedLineBeforeArea }, itemsBeforeAreaTwo);
    testLayout({ 'areas': templateAreaTwo, 'columns': columnNamedLineBeforeArea, 'rows': rowNamedLineBeforeArea, 'areas': templateAreaOne }, itemsBeforeArea);
    testLayout({ 'areas': templateAreaOne, 'columns': columnNamedLineBeforeArea, 'rows': rowNamedLineBeforeArea, 'areas': templateAreaTwo }, itemsBeforeAreaTwo);
    testLayout({ 'columns': columnNamedLineBeforeArea, 'rows': rowNamedLineBeforeArea, 'areas': templateAreaTwo, 'areas': templateAreaOne }, itemsBeforeArea);
    testLayout({ 'columns': columnNamedLineBeforeArea, 'rows': rowNamedLineBeforeArea, 'areas': templateAreaOne, 'areas': templateAreaTwo }, itemsBeforeAreaTwo);

    // Check resolution when named lines are defined multiple times.
    var itemsRepeat = [ { 'column': 'd', 'row': 'c', 'x': '0', 'y': '50', 'width': '350', 'height': '100' },
			{ 'column': 'd-start / d-end', 'row': 'c-start / c-end', 'x': '0', 'y': '50', 'width': '350', 'height': '100'},
			{ 'column': 'c', 'row': 'd', 'x': '0', 'y': '150', 'width': '50', 'height': '200' } ];

    testLayout({ 'columns': columnRepeatedNames, 'rows': rowRepeatedNames, 'areas': templateAreaOne }, itemsRepeat);
    testLayout({ 'areas': templateAreaOne, 'columns': columnRepeatedNames, 'rows': rowRepeatedNames }, itemsRepeat);
    testLayout({ 'columns': columnRepeatedNames, 'areas': templateAreaOne, 'rows': rowRepeatedNames }, itemsRepeat);

    var itemsRepeatTwo = [ { 'column': 'd', 'row': 'c', 'x': '0', 'y': '50', 'width': '350', 'height': '100' },
			   { 'column': 'd-start / d-end', 'row': 'c-start / c-end', 'x': '0', 'y': '50', 'width': '350', 'height': '100'},
			   { 'column': 'c', 'row': 'd', 'x': '150', 'y': '0', 'width': '200', 'height': '150' } ];

    testLayout({ 'areas': templateAreaTwo, 'areas': templateAreaOne, 'columns': columnRepeatedNames, 'rows': rowRepeatedNames }, itemsRepeat);
    testLayout({ 'areas': templateAreaOne, 'areas': templateAreaTwo, 'columns': columnRepeatedNames, 'rows': rowRepeatedNames }, itemsRepeatTwo);
    testLayout({ 'areas': templateAreaTwo, 'columns': columnRepeatedNames, 'rows': rowRepeatedNames, 'areas': templateAreaOne }, itemsRepeat);
    testLayout({ 'areas': templateAreaOne, 'columns': columnRepeatedNames, 'rows': rowRepeatedNames, 'areas': templateAreaTwo }, itemsRepeatTwo);
    testLayout({ 'columns': columnRepeatedNames, 'rows': rowRepeatedNames, 'areas': templateAreaTwo, 'areas': templateAreaOne }, itemsRepeat);
    testLayout({ 'columns': columnRepeatedNames, 'rows': rowRepeatedNames, 'areas': templateAreaOne, 'areas': templateAreaTwo }, itemsRepeatTwo);
}

window.addEventListener("load", updateRowsColumns, false);
</script>
</head>
<body>
<div>This test checks we properly recompute the resolution of named grid lines and named grid areas when we change the grid positioning properties.</div>

<div id="gridContainer" style="position: relative"></div>

<div id="test-output"></div>

</body>
</html>