That-One-Nerd/Graphing
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Input options now work. I think I can call it done for the zooming system.

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That-One-Nerd 2024-04-20 18:02:17 -04:00
parent ed4ce2bbeb
commit aba32f8b58
2 changed files with 90 additions and 8 deletions
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2
Base/Forms/GraphForm.cs
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@ -23,7 +23,7 @@ public partial class GraphForm : Form
public static readonly Color UnitsTextColor = Color.Black;
public static readonly Color ZoomBoxColor = Color.Black;
public Float2 ScreenCenter { get; private set; }
public Float2 ScreenCenter { get; set; }
public Float2 Dpi { get; private set; }
public float DpiFloat { get; private set; }

96
Base/Forms/SetZoomForm.cs
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@ -16,6 +16,28 @@ public partial class SetZoomForm : Form
refForm.Paint += (o, e) => RedeclareValues();
RedeclareValues();
MinBoxX.Leave += MinBoxX_Finish;
MinBoxX.KeyDown += (o, e) =>
{
if (e.KeyCode == Keys.Enter) MinBoxX_Finish(o, e);
};
MaxBoxX.Leave += MaxBoxX_Finish;
MaxBoxX.KeyDown += (o, e) =>
{
if (e.KeyCode == Keys.Enter) MaxBoxX_Finish(o, e);
};
MinBoxY.Leave += MinBoxY_Finish;
MinBoxY.KeyDown += (o, e) =>
{
if (e.KeyCode == Keys.Enter) MinBoxY_Finish(o, e);
};
MaxBoxY.Leave += MaxBoxY_Finish;
MaxBoxY.KeyDown += (o, e) =>
{
if (e.KeyCode == Keys.Enter) MaxBoxY_Finish(o, e);
};
}
private void EnableBoxSelect_Click(object? sender, EventArgs e)
@ -64,8 +86,74 @@ public partial class SetZoomForm : Form
{
refForm.ResetAllViewport();
}
private void ViewportLock_CheckedChanged(object? sender, EventArgs e)
{
refForm.ViewportLocked = ViewportLock.Checked;
RedeclareValues();
}
private void RedeclareValues()
private void MinBoxX_Finish(object? sender, EventArgs e)
{
if (double.TryParse(MinBoxX.Text, out double minX))
{
Float2 min = refForm.MinVisibleGraph, max = refForm.MaxVisibleGraph;
double newCenterX = (minX + max.x) / 2,
zoomFactorX = (max.x - minX) / (max.x - min.x);
refForm.ScreenCenter = new(newCenterX, refForm.ScreenCenter.y);
refForm.ZoomLevel = new(refForm.ZoomLevel.x * zoomFactorX, refForm.ZoomLevel.y);
}
refForm.Invalidate(false);
}
private void MaxBoxX_Finish(object? sender, EventArgs e)
{
if (double.TryParse(MaxBoxX.Text, out double maxX))
{
Float2 min = refForm.MinVisibleGraph, max = refForm.MaxVisibleGraph;
double newCenterX = (min.x + maxX) / 2,
zoomFactorX = (maxX - min.x) / (max.x - min.x);
refForm.ScreenCenter = new(newCenterX, refForm.ScreenCenter.y);
refForm.ZoomLevel = new(refForm.ZoomLevel.x * zoomFactorX, refForm.ZoomLevel.y);
}
refForm.Invalidate(false);
}
private void MinBoxY_Finish(object? sender, EventArgs e)
{
if (double.TryParse(MinBoxY.Text, out double minY))
{
Float2 min = refForm.MinVisibleGraph, max = refForm.MaxVisibleGraph;
double newCenterY = -(minY + max.y) / 2, // Keeping it positive flips it for some reason ???
zoomFactorY = (max.y - minY) / (max.y - min.y);
refForm.ScreenCenter = new(refForm.ScreenCenter.x, newCenterY);
refForm.ZoomLevel = new(refForm.ZoomLevel.x, refForm.ZoomLevel.y * zoomFactorY);
}
refForm.Invalidate(false);
}
private void MaxBoxY_Finish(object? sender, EventArgs e)
{
if (double.TryParse(MaxBoxY.Text, out double maxY))
{
Float2 min = refForm.MinVisibleGraph, max = refForm.MaxVisibleGraph;
double newCenterY = -(min.y + maxY) / 2, // Keeping it positive flips it for some reason ???
zoomFactorY = (maxY - min.y) / (max.y - min.y);
refForm.ScreenCenter = new(refForm.ScreenCenter.x, newCenterY);
refForm.ZoomLevel = new(refForm.ZoomLevel.x, refForm.ZoomLevel.y * zoomFactorY);
}
refForm.Invalidate(false);
}
public void RedeclareValues()
{
bool enabled = !refForm.ViewportLocked;
@ -92,10 +180,4 @@ public partial class SetZoomForm : Form
{
if (boxSelectEnabled) EnableBoxSelect_Click(null, new());
}
private void ViewportLock_CheckedChanged(object? sender, EventArgs e)
{
refForm.ViewportLocked = ViewportLock.Checked;
RedeclareValues();
}
}