null LineBrush is ignored (like other transparent stuff)

[jinek]

No description provided.

[coderabbitai]

📝 Walkthrough

📝 Walkthrough

Walkthrough

The pull request introduces modifications to the DrawingContextImpl class in the Consolonia.Core library, focusing on two primary areas of the drawing implementation. In the DrawRectangle method, a more robust null-check mechanism has been implemented for the pen parameter, specifically addressing scenarios involving LineBrush with a null Brush. This enhancement aims to prevent potential null reference exceptions during drawing operations.

Additionally, a new method signature for DrawBitmap has been declared, which accepts an IBrush for an opacity mask. However, this method is currently unimplemented and throws a NotImplementedException, suggesting it is a placeholder for future functionality. The changes maintain the existing drawing context's core logic while improving its defensive programming approach.

The accompanying modification in the LineBrush class includes a TODO comment for the BrushProperty static field, indicating a potential future task to standardize method usage across the library. These changes represent incremental improvements to the drawing and rendering infrastructure of the Consolonia.Core library.

Possibly related PRs

• Fix strikethrough implementation #134: This PR modifies the DrawingContextImpl class, specifically the DrawLineInternal method, which is closely related to the DrawRectangle method in the main PR, as both are part of the drawing logic within the same class.
• Implement quad pixels characters for drawing bitmaps #137: This PR also updates the DrawingContextImpl class, particularly the DrawBitmap method, which is relevant since the main PR introduces a new overload for DrawBitmap, indicating ongoing changes in the bitmap drawing functionality.
• Add 2 new line styles for brushes Edge and EdgeWide #199: This PR introduces new line styles and modifies methods in the DrawingContextImpl class, which is directly related to the drawing operations being refined in the main PR, particularly regarding how shapes and lines are rendered.

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📜 Recent review details

Configuration used: CodeRabbit UI
Review profile: CHILL
Plan: Pro

📥 Commits

Reviewing files that changed from the base of the PR and between 562445c and 02df04c.

📒 Files selected for processing (2)

• src/Consolonia.Core/Drawing/DrawingContextImpl.cs (1 hunks)
• src/Consolonia.Core/Drawing/LineBrush.cs (1 hunks)

🚧 Files skipped from review as they are similar to previous changes (2)

• src/Consolonia.Core/Drawing/LineBrush.cs
• src/Consolonia.Core/Drawing/DrawingContextImpl.cs

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[coderabbitai]

Actionable comments posted: 0

🧹 Nitpick comments (1)

src/Consolonia.Core/Drawing/DrawingContextImpl.cs (1)

270-273: LGTM! Consider improving readability with pattern matching.

The null check implementation correctly handles LineBrush with null Brush as transparent, aligning with the PR objective.

Consider restructuring the pattern matching for better readability:

-            if (pen is null 
-                or { Thickness: 0 }
-                or { Brush: null } 
-                or { Brush: LineBrush { Brush: null } }) return;
+            if (pen is null or
+                { Thickness: 0 } or
+                { Brush: null } or
+                { Brush: LineBrush { Brush: null } }
+            ) return;

📜 Review details

Configuration used: CodeRabbit UI
Review profile: CHILL
Plan: Pro

📥 Commits

Reviewing files that changed from the base of the PR and between 23ee278 and 562445c.

📒 Files selected for processing (2)

• src/Consolonia.Core/Drawing/DrawingContextImpl.cs (1 hunks)
• src/Consolonia.Core/Drawing/LineBrush.cs (1 hunks)

✅ Files skipped from review due to trivial changes (1)

• src/Consolonia.Core/Drawing/LineBrush.cs