/**
* The view was resized
*
* @param width
* @param height
*/
public void resize(int width, int height) {
this.width = width;
this.height = height;
axes.resize(width, height);
setData();
pickX[0] = (int) ((valueX - xMin) * axes.getXScale()) + Axes.LEFT_MARGIN;
pickX[1] = pickX[0];
}
/**
* Get the graph coordinates at the mouse X/Y.
*
* @param mouseX
* @param mouseY
* @return
*/
public float[] getValueAt(int mouseX, int mouseY) {
valueX = (mouseX - Axes.LEFT_MARGIN) / axes.getXScale() + xMin;
double y = Double.NaN;
if ((valueX >= xMin) && (vertex != null)) {
for (int i = 3; i < vertex.length; i += 3) {
if (valueX < vertex[i]) {
double w = (valueX - vertex[i - 3]) / (vertex[i] - vertex[i - 3]);
y = w * (vertex[i + 1] - vertex[i - 2]) + vertex[i - 2];
break;
}
}
}
pickX[0] = mouseX;
pickX[1] = mouseX;
if ((valueX > xMin) && (valueX < xMax)) {
return (new float[] {(float) valueX, (float) y});
} else {
return (null);
}
}
private void setData() {
buildLine(vertex, vertexCount, xMin, yMin, axes.getXScale(), axes.getYScale());
pickY[0] = height - Axes.BOTTOM_MARGIN;
pickY[1] = height - (axes.getHeight() + Axes.BOTTOM_MARGIN);
}
