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Adding comments to Update FluentCheckBoxDrawable.cs #140

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Adding comments to Update FluentCheckBoxDrawable.cs #140

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20 changes: 17 additions & 3 deletions src/GraphicsControls/Handlers/CheckBox/FluentCheckBoxDrawable.cs
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Original file line number Diff line number Diff line change
@@ -1,12 +1,17 @@
using Microsoft.Maui.ApplicationModel;
// Import required namespaces
using Microsoft.Maui.ApplicationModel;
using Microsoft.Maui.Controls;

// Define the namespace for the class
namespace Microsoft.Maui.Graphics.Controls
{
// Define a class named FluentCheckBoxDrawable that implements ICheckBoxDrawable
public class FluentCheckBoxDrawable : ViewDrawable<ICheckBox>, ICheckBoxDrawable
{
// Define a constant string representing the path data for the checkmark icon
const string FluentCheckBoxMark = "M0.00195312 3.49805C0.00195312 3.36133 0.0507812 3.24414 0.148438 3.14648C0.246094 3.04883 0.363281 3 0.5 3C0.636719 3 0.753906 3.04883 0.851562 3.14648L3.5 5.79492L9.14844 0.146484C9.24609 0.0488281 9.36328 0 9.5 0C9.57031 0 9.63477 0.0136719 9.69336 0.0410156C9.75586 0.0644531 9.80859 0.0996094 9.85156 0.146484C9.89844 0.189453 9.93555 0.242187 9.96289 0.304688C9.99023 0.363281 10.0039 0.427734 10.0039 0.498047C10.0039 0.634766 9.95312 0.753906 9.85156 0.855469L3.85156 6.85547C3.75391 6.95312 3.63672 7.00195 3.5 7.00195C3.36328 7.00195 3.24609 6.95312 3.14844 6.85547L0.148438 3.85547C0.0507812 3.75781 0.00195312 3.63867 0.00195312 3.49805Z";

// Method to draw the background of the CheckBox
public void DrawBackground(ICanvas canvas, RectF dirtyRect, ICheckBox checkBox)
{
canvas.SaveState();
Expand All @@ -16,8 +21,10 @@ public void DrawBackground(ICanvas canvas, RectF dirtyRect, ICheckBox checkBox)
var x = dirtyRect.X;
var y = dirtyRect.Y;

// Check if the CheckBox is checked
if (checkBox.IsChecked)
{
// Determine the fill color based on the CheckBox state and theme
if (checkBox.IsEnabled)
{
Color fillColor = (Application.Current?.RequestedTheme == AppTheme.Light) ? Fluent.Color.Light.Accent.Primary.ToColor() : Fluent.Color.Dark.Accent.Primary.ToColor();
Expand All @@ -30,6 +37,7 @@ public void DrawBackground(ICanvas canvas, RectF dirtyRect, ICheckBox checkBox)
else
canvas.FillColor = (Application.Current?.RequestedTheme == AppTheme.Light) ? Fluent.Color.Light.Accent.Disabled.ToColor() : Fluent.Color.Dark.Accent.Disabled.ToColor();

// Draw the filled rounded rectangle
canvas.FillRoundedRectangle(x, y, size, size, 3);
}
else
Expand All @@ -38,17 +46,20 @@ public void DrawBackground(ICanvas canvas, RectF dirtyRect, ICheckBox checkBox)

canvas.StrokeSize = strokeWidth;

// Determine the stroke color based on the CheckBox state and theme
if (checkBox.IsEnabled)
canvas.StrokeColor = (Application.Current?.RequestedTheme == AppTheme.Light) ? Fluent.Color.Light.Control.Border.Default.ToColor() : Fluent.Color.Dark.Control.Border.Default.ToColor();
else
canvas.FillColor = (Application.Current?.RequestedTheme == AppTheme.Light) ? Fluent.Color.Light.Control.Background.Secondary.ToColor() : Fluent.Color.Dark.Control.Background.Secondary.ToColor();

// Draw the stroked rounded rectangle
canvas.DrawRoundedRectangle(x + strokeWidth / 2, y + strokeWidth / 2, size - strokeWidth, size - strokeWidth, 3);
}

canvas.RestoreState();
}

// Method to draw the checkmark of the CheckBox
public void DrawMark(ICanvas canvas, RectF dirtyRect, ICheckBox checkBox)
{
if (checkBox.IsChecked)
Expand All @@ -60,19 +71,22 @@ public void DrawMark(ICanvas canvas, RectF dirtyRect, ICheckBox checkBox)
var vBuilder = new PathBuilder();
var path = vBuilder.BuildPath(FluentCheckBoxMark);

// Set the stroke color for drawing the checkmark
canvas.StrokeColor = Colors.White;
canvas.DrawPath(path);

canvas.RestoreState();
}
}

// Method to draw text on the CheckBox (implementation is missing)
public void DrawText(ICanvas canvas, RectF dirtyRect, ICheckBox checkBox)
{

// Implementation for drawing text can be added here
}

// Override method to get the desired size of the CheckBox
public override Size GetDesiredSize(IView view, double widthConstraint, double heightConstraint) =>
new Size(widthConstraint, 20f);
}
}
}