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Fix terrain tile hover coordinate display

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was snapping same way as viewport reticle
split things up and add comments
This commit is contained in:
Kurt 2020-04-05 16:15:55 -07:00
parent 3482eebe5a
commit 29ecc8946c
1 changed files with 25 additions and 6 deletions
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31
NHSE.WinForms/Subforms/TerrainEditor.cs
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@ -338,7 +338,7 @@ private void ClickMapAt(MouseEventArgs e, bool skipLagCheck)
int mX = e.X;
int mY = e.Y;
bool centerReticle = CHK_SnapToAcre.Checked;
GetCoordinates(centerReticle, mX, mY, out var x, out var y);
GetViewAnchorCoordinates(mX, mY, out var x, out var y, centerReticle);
var acre = TerrainManager.GetAcre(x, y);
bool sameAcre = AcreIndex == acre;
@ -369,14 +369,33 @@ private void ClickMapAt(MouseEventArgs e, bool skipLagCheck)
CB_Acre.SelectedIndex = acre;
}
private static void GetCoordinates(bool centerReticle, int mX, int mY, out int x, out int y)
private static void GetCursorCoordinates(int mX, int mY, out int x, out int y)
{
int center = centerReticle ? 0 : GridWidth / 2;
x = mX / MapScale;
y = mY / MapScale;
}
private static void GetViewAnchorCoordinates(int mX, int mY, out int x, out int y, bool centerReticle)
{
GetCursorCoordinates(mX, mY, out x, out y);
// Clamp to viewport dimensions, and center to nearest acre if desired.
const int maxX = ((TerrainManager.AcreWidth - 1) * GridWidth);
const int maxY = ((TerrainManager.AcreHeight - 1) * GridHeight);
x = Math.Max(0, Math.Min((mX / MapScale) - center, maxX));
y = Math.Max(0, Math.Min((mY / MapScale) - center, maxY));
// If we aren't snapping the reticle to the nearest acre
// we want to put the middle of the reticle rectangle where the cursor is.
// Adjust the view coordinate
if (!centerReticle)
{
// Reticle size is GridWidth, center = /2
x -= GridWidth / 2;
y -= GridWidth / 2;
}
// Clamp to boundaries so that we always have 16x16 to view.
x = Math.Max(0, Math.Min(x, maxX));
y = Math.Max(0, Math.Min(y, maxY));
}
private void PB_Map_MouseMove(object sender, MouseEventArgs e)
@ -389,7 +408,7 @@ private void PB_Map_MouseMove(object sender, MouseEventArgs e)
{
int mX = e.X;
int mY = e.Y;
GetCoordinates(false, mX, mY, out var x, out var y);
GetCursorCoordinates(mX, mY, out var x, out var y);
L_Coordinates.Text = $"({x:000},{y:000}) = (0x{x:X2},0x{y:X2})";
}
}