LT-123: intersected attribute is removed in intersectLine method,
getIntersectionRect method returns topLeft and bottomRight points instead of left, right, top, bottom points
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@ -986,7 +986,7 @@ var cornerstoneMath = (function (cornerstoneMath) {
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var a1, a2, b1, b2, c1, c2; // Coefficients of line equations
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var r1, r2, r3, r4; // Sign values
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var denom, offset, num; //Intermediate values
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var denom, num; //Intermediate values
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// Compute a1, b1, c1, where line joining points 1 and 2 is "a1 x + b1 y + c1 = 0"
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a1 = y2 - y1;
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@ -1004,10 +1004,7 @@ var cornerstoneMath = (function (cornerstoneMath) {
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if (r3 !== 0 &&
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r4 !== 0 &&
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cornerstoneMath.sign(r3) === cornerstoneMath.sign(r4)) {
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intersectionPoint.x = 0;
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intersectionPoint.y = 0;
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intersectionPoint.intersected = false;
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return intersectionPoint;
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return;
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}
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/* Compute a2, b2, c2 */
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@ -1029,10 +1026,7 @@ var cornerstoneMath = (function (cornerstoneMath) {
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if (r1 !== 0 &&
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r2 !== 0 &&
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cornerstoneMath.sign(r1) === cornerstoneMath.sign(r2)) {
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intersectionPoint.x = 0;
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intersectionPoint.y = 0;
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intersectionPoint.intersected = false;
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return intersectionPoint;
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return
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}
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/* Line segments intersect: compute intersection point.
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@ -1040,8 +1034,6 @@ var cornerstoneMath = (function (cornerstoneMath) {
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denom = (a1 * b2) - (a2 * b1);
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offset = denom < 0 ? -denom / 2 : denom / 2;
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/* The denom/2 is to get rounding instead of truncating. It
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* is added or subtracted to the numerator, depending upon the
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* sign of the numerator.
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@ -1055,7 +1047,6 @@ var cornerstoneMath = (function (cornerstoneMath) {
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intersectionPoint.x = x;
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intersectionPoint.y = y;
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intersectionPoint.intersected = true;
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return intersectionPoint;
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}
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@ -1859,19 +1850,23 @@ var cornerstoneMath = (function (cornerstoneMath) {
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return minDistance;
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}
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// Returns rectangle points
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// Returns top-left and bottom-right of rectangle
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function rectToPoints (rect) {
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var rectPoints = {
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top: rect.top,
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left: rect.left,
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right: rect.left + rect.width,
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bottom: rect.top + rect.height
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topLeft: {
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x: rect.left,
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y: rect.top
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},
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bottomRight: {
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x: rect.left + rect.width,
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y: rect.top + rect.height
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}
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};
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return rectPoints;
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}
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// Returns whether two rectangles are intersected
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// Returns whether two non-rotated rectangles are intersected
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function doesIntersect (rect1, rect2) {
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var intersectLeftRight;
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var intersectTopBottom;
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@ -1881,34 +1876,37 @@ var cornerstoneMath = (function (cornerstoneMath) {
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if (rect1.width >= 0) {
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if (rect2.width >= 0)
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intersectLeftRight = !((rect1Points.right <= rect2Points.left) || (rect2Points.right <= rect1Points.left));
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intersectLeftRight = !((rect1Points.bottomRight.x <= rect2Points.topLeft.x) || (rect2Points.bottomRight.x <= rect1Points.topLeft.x));
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else
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intersectLeftRight = !((rect1Points.right <= rect2Points.right) || (rect2Points.left <= rect1Points.left));
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intersectLeftRight = !((rect1Points.bottomRight.x <= rect2Points.bottomRight.x) || (rect2Points.topLeft.x <= rect1Points.topLeft.x));
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} else {
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if (rect2.width >= 0)
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intersectLeftRight = !((rect1Points.left <= rect2Points.left) || (rect2Points.right <= rect1Points.right));
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intersectLeftRight = !((rect1Points.topLeft.x <= rect2Points.topLeft.x) || (rect2Points.bottomRight.x <= rect1Points.bottomRight.x));
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else
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intersectLeftRight = !((rect1Points.left <= rect2Points.right) || (rect2Points.left <= rect1Points.right));
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intersectLeftRight = !((rect1Points.topLeft.x <= rect2Points.bottomRight.x) || (rect2Points.topLeft.x <= rect1Points.bottomRight.x));
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}
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if (rect1.height >= 0) {
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if (rect2.height >= 0)
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intersectTopBottom = !((rect1Points.bottom <= rect2Points.top) || (rect2Points.bottom <= rect1Points.top));
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intersectTopBottom = !((rect1Points.bottomRight.y <= rect2Points.topLeft.y) || (rect2Points.bottomRight.y <= rect1Points.topLeft.y));
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else
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intersectTopBottom = !((rect1Points.bottom <= rect2Points.bottom) || (rect2Points.top <= rect1Points.top));
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intersectTopBottom = !((rect1Points.bottomRight.y <= rect2Points.bottomRight.y ) || (rect2Points.topLeft.y <= rect1Points.topLeft.y));
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} else {
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if (rect2.height >= 0)
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intersectTopBottom = !((rect1Points.top <= rect2Points.top) || (rect2Points.bottom <= rect1Points.bottom));
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intersectTopBottom = !((rect1Points.topLeft.y <= rect2Points.topLeft.y) || (rect2Points.bottomRight.y <= rect1Points.bottomRight.y ));
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else
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intersectTopBottom = !((rect1Points.top <= rect2Points.bottom) || (rect2Points.top <= rect1Points.bottom));
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intersectTopBottom = !((rect1Points.topLeft.y <= rect2Points.bottomRight.y ) || (rect2Points.top <= rect1Points.bottomRight.y ));
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}
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return intersectLeftRight && intersectTopBottom;
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}
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// Returns intersection points of two rectangles
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// Returns intersection points of two non-rotated rectangles
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function getIntersectionRect(rect1, rect2) {
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var intersectPoints = {};
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var intersectRect = {
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topLeft: {},
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bottomRight: {}
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};
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if (!doesIntersect(rect1, rect2)) {
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return;
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@ -1919,41 +1917,42 @@ var cornerstoneMath = (function (cornerstoneMath) {
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if (rect1.width >= 0) {
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if (rect2.width >= 0) {
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intersectPoints.left = Math.max(rect1Points.left, rect2Points.left);
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intersectPoints.right = Math.min(rect1Points.right, rect2Points.right);
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intersectRect.topLeft.x = Math.max(rect1Points.topLeft.x, rect2Points.topLeft.x);
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intersectRect.bottomRight.x = Math.min(rect1Points.bottomRight.x, rect2Points.bottomRight.x);
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} else {
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intersectPoints.left = Math.max(rect1Points.left, rect2Points.right);
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intersectPoints.right = Math.min(rect1Points.right, rect2Points.left);
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intersectRect.topLeft.x = Math.max(rect1Points.topLeft.x, rect2Points.bottomRight.x);
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intersectRect.bottomRight.x = Math.min(rect1Points.bottomRight.x, rect2Points.topLeft.x);
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}
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} else {
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if (rect2.width >= 0) {
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intersectPoints.left = Math.min(rect1Points.left, rect2Points.right);
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intersectPoints.right = Math.max(rect1Points.right, rect2Points.left);
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intersectRect.topLeft.x = Math.min(rect1Points.topLeft.x, rect2Points.bottomRight.x);
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intersectRect.bottomRight.x = Math.max(rect1Points.bottomRight.x, rect2Points.topLeft.x);
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} else {
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intersectPoints.left = Math.min(rect1Points.left, rect2Points.left);
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intersectPoints.right = Math.max(rect1Points.right, rect2Points.right);
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intersectRect.topLeft.x = Math.min(rect1Points.topLeft.x, rect2Points.topLeft.x);
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intersectRect.bottomRight.x = Math.max(rect1Points.bottomRight.x, rect2Points.bottomRight.x);
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}
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}
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if (rect1.height >= 0) {
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if (rect2.height >= 0) {
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intersectPoints.top = Math.max(rect1Points.top, rect2Points.top);
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intersectPoints.bottom = Math.min(rect1Points.bottom, rect2Points.bottom);
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intersectRect.topLeft.y = Math.max(rect1Points.topLeft.y, rect2Points.topLeft.y);
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intersectRect.bottomRight.y = Math.min(rect1Points.bottomRight.y, rect2Points.bottomRight.y);
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} else {
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intersectPoints.top = Math.max(rect1Points.top, rect2Points.bottom);
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intersectPoints.bottom = Math.min(rect1Points.bottom, rect2Points.top);
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intersectRect.topLeft.y = Math.max(rect1Points.topLeft.y, rect2Points.bottomRight.y);
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intersectRect.bottomRight.y = Math.min(rect1Points.bottomRight.y, rect2Points.topLeft.y);
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}
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} else {
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if (rect2.height >= 0) {
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intersectPoints.top = Math.min(rect1Points.top, rect2Points.bottom);
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intersectPoints.bottom = Math.max(rect1Points.bottom, rect2Points.top);
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intersectRect.topLeft.y = Math.min(rect1Points.topLeft.y, rect2Points.bottomRight.y);
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intersectRect.bottomRight.y = Math.max(rect1Points.bottomRight.y, rect2Points.topLeft.y);
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} else {
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intersectPoints.top = Math.min(rect1Points.top, rect2Points.top);
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intersectPoints.bottom = Math.max(rect1Points.bottom, rect2Points.bottom);
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intersectRect.topLeft.y = Math.min(rect1Points.topLeft.y, rect2Points.topLeft.y);
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intersectRect.bottomRight.y = Math.max(rect1Points.bottomRight.y, rect2Points.bottomRight.y);
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}
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}
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return intersectPoints;
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// Returns top-left and bottom-right points of intersected rectangle
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return intersectRect;
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}
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@ -408,7 +408,7 @@
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};
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var intersection = cornerstoneMath.lineSegment.intersectLine(longLine, perpendicularLine);
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if (!intersection.intersected) {
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if (!intersection) {
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if (cornerstoneMath.point.distance(movedPoint, data.handles.start) > cornerstoneMath.point.distance(movedPoint, data.handles.end)) {
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data.handles.perpendicularStart.x = adjustedLineP2.x + distanceFromMoved * dy;
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data.handles.perpendicularStart.y = adjustedLineP2.y - distanceFromMoved * dx;
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@ -490,7 +490,7 @@
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};
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var intersection = cornerstoneMath.lineSegment.intersectLine(longLine, perpendicularLine);
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if (!intersection.intersected) {
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if (!intersection) {
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if (cornerstoneMath.point.distance(movedPoint, data.handles.start) > cornerstoneMath.point.distance(movedPoint, data.handles.end)) {
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data.handles.perpendicularEnd.x = adjustedLineP2.x - distanceFromMoved * dy;
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data.handles.perpendicularEnd.y = adjustedLineP2.y + distanceFromMoved * dx;
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@ -558,7 +558,7 @@
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perpendicularLine.end = {x: eventData.currentPoints.image.x, y: eventData.currentPoints.image.y};
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intersection = cornerstoneMath.lineSegment.intersectLine(longLine, perpendicularLine);
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if (!intersection.intersected) {
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if (!intersection) {
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perpendicularLine.end = {x: data.handles.perpendicularStart.x, y: data.handles.perpendicularStart.y};
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intersection = cornerstoneMath.lineSegment.intersectLine(longLine, perpendicularLine);
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@ -566,7 +566,7 @@
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d1 = cornerstoneMath.point.distance(intersection, data.handles.start);
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d2 = cornerstoneMath.point.distance(intersection, data.handles.end);
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if (!intersection.intersected || d1 < 3 || d2 < 3) {
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if (!intersection || d1 < 3 || d2 < 3) {
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outOfBounds = true;
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}
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}
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@ -593,7 +593,7 @@
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perpendicularLine.end = {x: eventData.currentPoints.image.x, y: eventData.currentPoints.image.y};
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intersection = cornerstoneMath.lineSegment.intersectLine(longLine, perpendicularLine);
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if (!intersection.intersected) {
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if (!intersection) {
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perpendicularLine.end = {x: data.handles.perpendicularEnd.x, y: data.handles.perpendicularEnd.y};
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intersection = cornerstoneMath.lineSegment.intersectLine(longLine, perpendicularLine);
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@ -601,7 +601,7 @@
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d1 = cornerstoneMath.point.distance(intersection, data.handles.start);
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d2 = cornerstoneMath.point.distance(intersection, data.handles.end);
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if (!intersection.intersected || d1 < 3 || d2 < 3) {
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if (!intersection || d1 < 3 || d2 < 3) {
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outOfBounds = true;
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}
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}
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@ -8,7 +8,7 @@
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var i = 0;
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while (config.verticalLine.start.y + i * config.verticalMinorTick <= config.vscaleBounds.bottom) {
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while (config.verticalLine.start.y + i * config.verticalMinorTick <= config.vscaleBounds.bottomRight.y) {
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var startPoint = {
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x: config.verticalLine.start.x,
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@ -39,7 +39,7 @@
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i = 0;
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while (config.horizontalLine.start.x + i * config.horizontalMinorTick <= config.hscaleBounds.right) {
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while (config.horizontalLine.start.x + i * config.horizontalMinorTick <= config.hscaleBounds.bottomRight.x) {
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startPoint = {
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x: config.horizontalLine.start.x + i * config.horizontalMinorTick,
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@ -207,22 +207,22 @@
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majorTickLength: 25,
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verticalLine: {
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start: {
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x: vscaleBounds.right ,
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y: vscaleBounds.top
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x: vscaleBounds.bottomRight.x,
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y: vscaleBounds.topLeft.y
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},
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end: {
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x: vscaleBounds.right,
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y: vscaleBounds.bottom
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x: vscaleBounds.bottomRight.x,
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y: vscaleBounds.bottomRight.y
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}
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},
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horizontalLine: {
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start: {
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x: hscaleBounds.left,
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y: hscaleBounds.bottom
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x: hscaleBounds.topLeft.x,
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y: hscaleBounds.bottomRight.y
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},
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end: {
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x: hscaleBounds.right,
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y: hscaleBounds.bottom
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x: hscaleBounds.bottomRight.x,
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y: hscaleBounds.bottomRight.y
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}
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},
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color: cornerstoneTools.toolColors.getToolColor(),
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