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changed the way color location is calculated

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Bjorn Pijnacker 2021-02-23 18:49:54 +01:00
parent 21ac830896
commit c84d9b138a
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GPG Key ID: 68CC60CD9AC50D72
1 changed files with 15 additions and 9 deletions
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24
src/main/java/nl/andrewlalis/erme/view/view_models/AttributeViewModel.java
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@ -49,19 +49,25 @@ public class AttributeViewModel implements ViewModel {
private Color getBackgroundColor(int x, int y, Graphics2D g) {
if (!LolcatAction.getInstance().isLolcatEnabled()) return BACKGROUND_COLOR;
Point offset = g.getClipBounds().getLocation();
g.translate(offset.x, offset.y);
Dimension viewportSize = g.getClipBounds().getSize();
g.drawRect(0, 0, viewportSize.width, viewportSize.height);
g.fillRect(-5, -5, 10, 10);
double dx = viewportSize.width;
double dy = viewportSize.height;
double mag = Math.sqrt(dx * dx + dy * dy);
dx /= mag;
dy /= mag;
double diagonal_slope = (double) viewportSize.width / (double) viewportSize.height;
double perp_slope = -1f / diagonal_slope;
double lambda = (dx * x + dy * y);
double diag_val = Math.sqrt(Math.pow(dx * lambda, 2) + Math.pow(dy * lambda, 2)) / mag;
System.out.println(diag_val);
double perp_offset = y - perp_slope * x;
return Color.getHSBColor((float) diag_val, LOLCAT_SAT, LOLCAT_BRIGHT);
double x_intersect = perp_offset / (diagonal_slope - perp_slope);
double y_intersect = diagonal_slope * (perp_offset / (diagonal_slope - perp_slope));
double total_dist = Math.sqrt(viewportSize.height * viewportSize.height + viewportSize.width * viewportSize.width);
double dist_frac = Math.sqrt(x_intersect * x_intersect + y_intersect * y_intersect) / total_dist;
g.translate(-offset.x, -offset.y);
return Color.getHSBColor((float) dist_frac, LOLCAT_SAT, LOLCAT_BRIGHT);
}
@Override