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Solving issue 1634: "Set horizontal hard stop for red point in the HSV equalizer"

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natureh 510
2013-03-20 22:41:38 +01:00
parent 8468d2f555
commit 81db45a318
1 changed files with 16 additions and 6 deletions
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22
rtgui/myflatcurve.cc
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@@ -881,8 +881,8 @@ void MyFlatCurve::movePoint(bool moveX, bool moveY) {
int nbPoints = (int)curve.x.size();
// left and right bound rely on curve periodicity
leftBound = (lit_point == 0 ) ? (periodic ? curve.x[nbPoints-1]-1. : 0.) : curve.x[lit_point-1];
rightBound = (lit_point == nbPoints-1) ? (periodic ? curve.x[0]+1. : 1.) : curve.x[lit_point+1];
leftBound = (lit_point == 0 ) ? (periodic && !snapTo ? curve.x[nbPoints-1]-1. : 0.) : curve.x[lit_point-1];
rightBound = (lit_point == nbPoints-1) ? (periodic && !snapTo ? curve.x[0]+1. : 1.) : curve.x[lit_point+1];
double leftDeletionBound = leftBound - minDistanceX;
double rightDeletionBound = rightBound + minDistanceX;
@@ -895,7 +895,17 @@ void MyFlatCurve::movePoint(bool moveX, bool moveY) {
// handling periodicity (the first and last point can reappear at the other side of the X range)
if (periodic) {
if (lit_point==0 && ugpX<0.) {
if (snapTo) {
if (lit_point==0) {
snapCoordinate(0.0, ugpX);
curve.x[0] = snapToVal;
}
else if (lit_point==(nbPoints-1)) {
snapCoordinate(1.0, ugpX);
curve.x[nbPoints-1] = snapToVal;
}
}
else if (lit_point==0 && ugpX<0.) {
// the first point has to be placed at the tail of the point list
std::vector<double>::iterator itx, ity, itlt, itrt;
@@ -961,10 +971,10 @@ void MyFlatCurve::movePoint(bool moveX, bool moveY) {
}
// handling limitations along X axis
if (ugpX >= rightDeletionBound && nbPoints>2) {
if (ugpX >= rightDeletionBound && nbPoints>2 && !snapTo) {
curve.x[lit_point] = -1.;
}
else if (ugpX <= leftDeletionBound && nbPoints>2) {
else if (ugpX <= leftDeletionBound && nbPoints>2 && !snapTo) {
curve.x[lit_point] = -1.;
}
else
@@ -1143,7 +1153,7 @@ void MyFlatCurve::getMouseOverArea () {
if (curve.x[i] != -1) {
dX = curve.x[i] - preciseCursorX;
absDX = dX>0 ? dX : -dX;
if (absDX < minDistX) {
if ((absDX < minDistX) || (absDX == minDistX && dX<0)) {
minDistX = absDX;
closest_point = i;
lit_point = i;