64 lines
1.9 KiB
JavaScript
64 lines
1.9 KiB
JavaScript
//![0]
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var blockSize = 40;
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var maxColumn = 10;
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var maxRow = 15;
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var maxIndex = maxColumn * maxRow;
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var board = new Array(maxIndex);
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var component;
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//Index function used instead of a 2D array
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function index(column, row) {
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return column + (row * maxColumn);
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}
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function startNewGame() {
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//Delete blocks from previous game
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for (var i = 0; i < maxIndex; i++) {
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if (board[i] != null)
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board[i].destroy();
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}
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//Calculate board size
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maxColumn = Math.floor(background.width / blockSize);
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maxRow = Math.floor(background.height / blockSize);
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maxIndex = maxRow * maxColumn;
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//Initialize Board
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board = new Array(maxIndex);
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for (var column = 0; column < maxColumn; column++) {
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for (var row = 0; row < maxRow; row++) {
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board[index(column, row)] = null;
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createBlock(column, row);
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}
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}
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}
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function createBlock(column, row) {
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if (component == null)
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component = Qt.createComponent("Block.qml");
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// Note that if Block.qml was not a local file, component.status would be
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// Loading and we should wait for the component's statusChanged() signal to
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// know when the file is downloaded and ready before calling createObject().
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if (component.status == Component.Ready) {
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var dynamicObject = component.createObject(background);
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if (dynamicObject == null) {
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console.log("error creating block");
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console.log(component.errorString());
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return false;
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}
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dynamicObject.x = column * blockSize;
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dynamicObject.y = row * blockSize;
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dynamicObject.width = blockSize;
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dynamicObject.height = blockSize;
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board[index(column, row)] = dynamicObject;
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} else {
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console.log("error loading block component");
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console.log(component.errorString());
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return false;
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}
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return true;
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}
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//![0]
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