From 3fd6e5637b74079cf3981e9c62d29bdb25649454 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Mart=C3=ADn=20Lucas=20Golini?= <spartanj@gmail.com>
Date: Sun, 5 Apr 2026 13:17:57 -0300
Subject: [PATCH] Fix SVG align rendering defaults to match HTML. Fix
 accidental reflow on UIRichText.

---
 include/eepp/graphics/richtext.hpp   |  5 +++
 include/eepp/ui/tools/uidiffview.hpp |  3 +-
 include/eepp/ui/uirichtext.hpp       |  2 +-
 src/eepp/graphics/richtext.cpp       | 20 ++++++----
 src/eepp/ui/tools/uidiffview.cpp     |  5 ++-
 src/eepp/ui/uihtmltable.cpp          |  3 +-
 src/eepp/ui/uiimage.cpp              | 16 ++++----
 src/eepp/ui/uirichtext.cpp           | 55 +++++++++++-----------------
 src/thirdparty/nanosvg/nanosvg.h     |  6 ++-
 src/tools/ecode/ecode.cpp            |  4 ++
 10 files changed, 64 insertions(+), 55 deletions(-)

diff --git a/include/eepp/graphics/richtext.hpp b/include/eepp/graphics/richtext.hpp
index 375e4a3b1..f087fed29 100644
--- a/include/eepp/graphics/richtext.hpp
+++ b/include/eepp/graphics/richtext.hpp
@@ -168,8 +168,13 @@ class EE_API RichText : public Drawable {
 	/** @return The current selection as a string. */
 	String getSelectionString() const;
 
+	/** Tries to update the layout if has been invalidated. This is automatically called before
+	 * draw. */
 	void updateLayout();
 
+	/** Invalidates the current layout */
+	void invalidateLayout();
+
   protected:
 	std::vector<Block> mBlocks;
 	std::vector<RenderParagraph> mLines;
diff --git a/include/eepp/ui/tools/uidiffview.hpp b/include/eepp/ui/tools/uidiffview.hpp
index c6d6e6ba2..4231763a6 100644
--- a/include/eepp/ui/tools/uidiffview.hpp
+++ b/include/eepp/ui/tools/uidiffview.hpp
@@ -4,6 +4,7 @@
 #include <eepp/ui/uicodeeditor.hpp>
 #include <eepp/ui/uilinearlayout.hpp>
 #include <eepp/ui/uiselectbutton.hpp>
+#include <eepp/ui/widgetcommandexecuter.hpp>
 
 namespace EE { namespace UI {
 
@@ -13,7 +14,7 @@ namespace Tools {
 
 class UIDiffEditorPlugin;
 
-class EE_API UIDiffView : public UIWidget {
+class EE_API UIDiffView : public UIWidget, public WidgetCommandExecuter {
   public:
 	enum class ViewMode { Unified, SideBySide };
 	enum class SubLineDiffAlgorithm { LCS, SES };
diff --git a/include/eepp/ui/uirichtext.hpp b/include/eepp/ui/uirichtext.hpp
index e12a3978c..f5a01c756 100644
--- a/include/eepp/ui/uirichtext.hpp
+++ b/include/eepp/ui/uirichtext.hpp
@@ -150,7 +150,7 @@ class EE_API UIRichText : public UILayout {
 	Int64 selCurEnd() const { return mSelCurEnd; }
 
 	enum class IntrinsicMode { None, Min, Max };
-	void rebuildRichText( IntrinsicMode mode = IntrinsicMode::None );
+	void rebuildRichText( RichText& richText, IntrinsicMode mode = IntrinsicMode::None );
 	void positionChildren();
 	void updateDefaultSpansStyle();
 };
diff --git a/src/eepp/graphics/richtext.cpp b/src/eepp/graphics/richtext.cpp
index 221be8f89..a6f9fb19c 100644
--- a/src/eepp/graphics/richtext.cpp
+++ b/src/eepp/graphics/richtext.cpp
@@ -272,19 +272,19 @@ void RichText::addSpan( const String& text, const FontStyleConfig& style ) {
 	span->setString( text );
 	span->setStyleConfig( style );
 	mBlocks.push_back( span ); // Implicitly constructs the variant's Text alternative
-	mNeedsLayoutUpdate = true;
+	invalidateLayout();
 }
 
 void RichText::addDrawable( std::shared_ptr<Drawable> drawable ) {
 	if ( !drawable )
 		return;
 	mBlocks.push_back( drawable );
-	mNeedsLayoutUpdate = true;
+	invalidateLayout();
 }
 
 void RichText::addCustomSize( const Sizef& size ) {
 	mBlocks.push_back( size );
-	mNeedsLayoutUpdate = true;
+	invalidateLayout();
 }
 
 void RichText::addSpan( const String& text, Font* font, Uint32 characterSize, Color color,
@@ -307,30 +307,30 @@ void RichText::clear() {
 	mBlocks.clear();
 	mLines.clear();
 	mSelection = { 0, 0 };
-	mNeedsLayoutUpdate = true;
+	invalidateLayout();
 }
 
 void RichText::setFontStyleConfig( const FontStyleConfig& styleConfig ) {
 	mDefaultStyle = styleConfig;
-	mNeedsLayoutUpdate = true;
+	invalidateLayout();
 }
 
 void RichText::setAlign( Uint32 align ) {
 	if ( mAlign != align ) {
 		mAlign = align;
-		mNeedsLayoutUpdate = true;
+		invalidateLayout();
 	}
 }
 
 void RichText::setMaxWidth( Float width ) {
 	if ( mMaxWidth != width ) {
 		mMaxWidth = width;
-		mNeedsLayoutUpdate = true;
+		invalidateLayout();
 	}
 }
 
 void RichText::invalidate() {
-	mNeedsLayoutUpdate = true;
+	invalidateLayout();
 	for ( auto& block : mBlocks ) {
 		if ( auto pText = std::get_if<std::shared_ptr<Text>>( &block ) ) {
 			if ( *pText )
@@ -574,4 +574,8 @@ Sizef RichText::getSize() {
 	return mSize;
 }
 
+void RichText::invalidateLayout() {
+	mNeedsLayoutUpdate = true;
+}
+
 }} // namespace EE::Graphics
diff --git a/src/eepp/ui/tools/uidiffview.cpp b/src/eepp/ui/tools/uidiffview.cpp
index 17f54c518..e33ee1a5c 100644
--- a/src/eepp/ui/tools/uidiffview.cpp
+++ b/src/eepp/ui/tools/uidiffview.cpp
@@ -10,6 +10,7 @@
 #include <eepp/ui/uiscrollbar.hpp>
 #include <eepp/ui/uiscrollview.hpp>
 #include <eepp/ui/uithememanager.hpp>
+#include <eepp/window/window.hpp>
 
 #include <dtl/dtl.hpp>
 
@@ -294,7 +295,9 @@ std::vector<std::string> UIDiffView::splitDiff( const std::string& multiFileDiff
 	return diffs;
 }
 
-UIDiffView::UIDiffView() : UIWidget( "diffview" ) {
+UIDiffView::UIDiffView() :
+	UIWidget( "diffview" ),
+	WidgetCommandExecuter( KeyBindings{ getUISceneNode()->getWindow()->getInput() } ) {
 	setFlags( UI_AUTO_SIZE );
 	createEditor( mEditor, mPlugin );
 	createEditor( mLeftEditor, mLeftPlugin );
diff --git a/src/eepp/ui/uihtmltable.cpp b/src/eepp/ui/uihtmltable.cpp
index 25fc4bbdf..db89c9a21 100644
--- a/src/eepp/ui/uihtmltable.cpp
+++ b/src/eepp/ui/uihtmltable.cpp
@@ -164,7 +164,8 @@ void UIHTMLTable::computeIntrinsicWidths() const {
 
 				if ( colspan == 1 && colIndex < maxCols ) {
 					if ( cellSpecified > 0.f ) {
-						mColSpecifiedWidths[colIndex] = std::max( mColSpecifiedWidths[colIndex], cellSpecified );
+						mColSpecifiedWidths[colIndex] =
+							std::max( mColSpecifiedWidths[colIndex], cellSpecified );
 					}
 				}
 				colIndex += colspan;
diff --git a/src/eepp/ui/uiimage.cpp b/src/eepp/ui/uiimage.cpp
index 6fbff60f3..dfd57f256 100644
--- a/src/eepp/ui/uiimage.cpp
+++ b/src/eepp/ui/uiimage.cpp
@@ -186,16 +186,14 @@ void UIImage::calcDestSize() {
 void UIImage::draw() {
 	UINode::draw();
 
-	if ( mVisible ) {
-		if ( NULL != mDrawable && 0.f != mAlpha ) {
-			calcDestSize();
+	if ( mVisible && NULL != mDrawable && 0.f != mAlpha ) {
+		calcDestSize();
 
-			mDrawable->setColor( mColor );
-			mDrawable->draw( Vector2f( std::trunc( mScreenPos.x ) + std::trunc( mAlignOffset.x ),
-									   std::trunc( mScreenPos.y ) + std::trunc( mAlignOffset.y ) ),
-							 mDestSize );
-			mDrawable->clearColor();
-		}
+		mDrawable->setColor( mColor );
+		mDrawable->draw( Vector2f( std::trunc( mScreenPos.x ) + std::trunc( mAlignOffset.x ),
+								   std::trunc( mScreenPos.y ) + std::trunc( mAlignOffset.y ) ),
+						 mDestSize );
+		mDrawable->clearColor();
 	}
 }
 
diff --git a/src/eepp/ui/uirichtext.cpp b/src/eepp/ui/uirichtext.cpp
index 3fbea7b28..f08b9f777 100644
--- a/src/eepp/ui/uirichtext.cpp
+++ b/src/eepp/ui/uirichtext.cpp
@@ -1,6 +1,7 @@
 #include <eepp/graphics/fontmanager.hpp>
 #include <eepp/graphics/text.hpp>
 #include <eepp/ui/css/propertydefinition.hpp>
+#include <eepp/ui/tools/htmlformatter.hpp>
 #include <eepp/ui/uicodeeditor.hpp>
 #include <eepp/ui/uirichtext.hpp>
 #include <eepp/ui/uiscenenode.hpp>
@@ -10,7 +11,6 @@
 #include <eepp/ui/uiwidgetcreator.hpp>
 
 #define PUGIXML_HEADER_ONLY
-#include <eepp/ui/tools/htmlformatter.hpp>
 #include <pugixml/pugixml.hpp>
 
 namespace EE { namespace UI {
@@ -388,12 +388,7 @@ void UIRichText::loadFromXmlNode( const pugi::xml_node& node ) {
 
 	for ( pugi::xml_node child = node.first_child(); child; child = child.next_sibling() ) {
 		if ( child.type() == pugi::node_element ) {
-			if ( String::iequals( child.name(), "span" ) ||
-				 String::iequals( child.name(), "textspan" ) ) {
-				UITextSpan* span = UITextSpan::New();
-				span->setParent( this );
-				span->loadFromXmlNode( child );
-			} else if ( mTag == "pre" && String::iequals( child.name(), "code" ) ) {
+			if ( mTag == "pre" && String::iequals( child.name(), "code" ) ) {
 				// Use a UICodeEditor for <pre><code>
 				UICodeEditor* editor = UICodeEditor::New();
 				if ( editor ) {
@@ -477,24 +472,24 @@ void UIRichText::onAlphaChange() {
 	UILayout::onAlphaChange();
 }
 
-void UIRichText::rebuildRichText( IntrinsicMode mode ) {
-	mRichText.clear();
+void UIRichText::rebuildRichText( RichText& richText, IntrinsicMode mode ) {
+	richText.clear();
 
 	// Calculate maximum layout width for the RichText block
 	Float maxWidth = mSize.getWidth() - mPaddingPx.Left - mPaddingPx.Right;
 	if ( maxWidth < 0 )
 		maxWidth = 0;
 	if ( mWidthPolicy == SizePolicy::WrapContent || mode != IntrinsicMode::None ) {
-		mRichText.setMaxWidth( 0.f ); // Let it grow unbounded to query text bounds later
+		richText.setMaxWidth( 0.f ); // Let it grow unbounded to query text bounds later
 	} else {
-		mRichText.setMaxWidth( maxWidth );
+		richText.setMaxWidth( maxWidth );
 	}
 
 	auto processWidget = [&]( UIWidget* widget, auto& processWidgetRef ) -> void {
 		if ( widget->isType( UI_TYPE_TEXTSPAN ) ) {
 			UITextSpan* span = widget->asType<UITextSpan>();
 			if ( !span->getText().empty() ) {
-				mRichText.addSpan( span->getText(), span->getFontStyleConfig() );
+				richText.addSpan( span->getText(), span->getFontStyleConfig() );
 			}
 			Node* spanChild = span->getFirstChild();
 			while ( spanChild != NULL ) {
@@ -504,8 +499,8 @@ void UIRichText::rebuildRichText( IntrinsicMode mode ) {
 				spanChild = spanChild->getNextNode();
 			}
 		} else if ( widget->isType( UI_TYPE_BR ) ) {
-			mRichText.addSpan( "\n",
-							   widget->asType<UILineBreak>()->getRichText().getFontStyleConfig() );
+			richText.addSpan( "\n",
+							  widget->asType<UILineBreak>()->getRichText().getFontStyleConfig() );
 		} else {
 			Rectf margin = widget->getLayoutPixelsMargin();
 
@@ -532,8 +527,8 @@ void UIRichText::rebuildRichText( IntrinsicMode mode ) {
 				size = widget->getPixelsSize();
 			}
 
-			mRichText.addCustomSize( Sizef( size.getWidth() + margin.Left + margin.Right,
-											size.getHeight() + margin.Top + margin.Bottom ) );
+			richText.addCustomSize( Sizef( size.getWidth() + margin.Left + margin.Right,
+										   size.getHeight() + margin.Top + margin.Bottom ) );
 		}
 	};
 
@@ -705,7 +700,7 @@ void UIRichText::updateLayout() {
 		setInternalPixelsSize( { lengthFromValue( *prop ), mSize.getHeight() } );
 	}
 
-	rebuildRichText();
+	rebuildRichText( mRichText );
 
 	mRichText.updateLayout();
 
@@ -735,14 +730,11 @@ Float UIRichText::getMinIntrinsicWidth() const {
 	}
 
 	if ( mIntrinsicWidthsDirty ) {
-		const_cast<UIRichText*>( this )->rebuildRichText( IntrinsicMode::Min );
-		mMinIntrinsicWidth = const_cast<RichText&>( mRichText ).getMinIntrinsicWidth() +
-							 mPaddingPx.Left + mPaddingPx.Right;
-		const_cast<UIRichText*>( this )->rebuildRichText( IntrinsicMode::Max );
-		mMaxIntrinsicWidth = const_cast<RichText&>( mRichText ).getMaxIntrinsicWidth() +
-							 mPaddingPx.Left + mPaddingPx.Right;
-		// We need to rebuild the rich text with the original state, otherwise layout will be broken
-		const_cast<UIRichText*>( this )->rebuildRichText( IntrinsicMode::None );
+		RichText richText( mRichText );
+		const_cast<UIRichText*>( this )->rebuildRichText( richText, IntrinsicMode::Min );
+		mMinIntrinsicWidth = richText.getMinIntrinsicWidth() + mPaddingPx.Left + mPaddingPx.Right;
+		const_cast<UIRichText*>( this )->rebuildRichText( richText, IntrinsicMode::Max );
+		mMaxIntrinsicWidth = richText.getMaxIntrinsicWidth() + mPaddingPx.Left + mPaddingPx.Right;
 		mIntrinsicWidthsDirty = false;
 	}
 	return mMinIntrinsicWidth;
@@ -754,14 +746,11 @@ Float UIRichText::getMaxIntrinsicWidth() const {
 	}
 
 	if ( mIntrinsicWidthsDirty ) {
-		const_cast<UIRichText*>( this )->rebuildRichText( IntrinsicMode::Min );
-		mMinIntrinsicWidth = const_cast<RichText&>( mRichText ).getMinIntrinsicWidth() +
-							 mPaddingPx.Left + mPaddingPx.Right;
-		const_cast<UIRichText*>( this )->rebuildRichText( IntrinsicMode::Max );
-		mMaxIntrinsicWidth = const_cast<RichText&>( mRichText ).getMaxIntrinsicWidth() +
-							 mPaddingPx.Left + mPaddingPx.Right;
-		// We need to rebuild the rich text with the original state, otherwise layout will be broken
-		const_cast<UIRichText*>( this )->rebuildRichText( IntrinsicMode::None );
+		RichText richText( mRichText );
+		const_cast<UIRichText*>( this )->rebuildRichText( richText, IntrinsicMode::Min );
+		mMinIntrinsicWidth = richText.getMinIntrinsicWidth() + mPaddingPx.Left + mPaddingPx.Right;
+		const_cast<UIRichText*>( this )->rebuildRichText( richText, IntrinsicMode::Max );
+		mMaxIntrinsicWidth = richText.getMaxIntrinsicWidth() + mPaddingPx.Left + mPaddingPx.Right;
 		mIntrinsicWidthsDirty = false;
 	}
 	return mMaxIntrinsicWidth;
diff --git a/src/thirdparty/nanosvg/nanosvg.h b/src/thirdparty/nanosvg/nanosvg.h
index e681444d5..a78090f59 100644
--- a/src/thirdparty/nanosvg/nanosvg.h
+++ b/src/thirdparty/nanosvg/nanosvg.h
@@ -165,7 +165,7 @@ typedef struct NSVGimage
 {
 	float width;				// Width of the image.
 	float height;				// Height of the image.
-	unsigned current_color;			// For "currentColor"
+	unsigned current_color;		// For "currentColor"
 	NSVGshape* shapes;			// Linked list of shapes in the image.
 } NSVGimage;
 
@@ -649,6 +649,10 @@ static NSVGparser* nsvg__createParser(unsigned current_color)
 
 	p->image->current_color = current_color;
 
+	p->alignX = NSVG_ALIGN_MID;
+	p->alignY = NSVG_ALIGN_MID;
+	p->alignType = NSVG_ALIGN_MEET;
+
 	return p;
 
 error:
diff --git a/src/tools/ecode/ecode.cpp b/src/tools/ecode/ecode.cpp
index f5450688f..d061520ab 100644
--- a/src/tools/ecode/ecode.cpp
+++ b/src/tools/ecode/ecode.cpp
@@ -2675,6 +2675,7 @@ void App::loadDiffFromMemory( const std::string& content, const std::string& ori
 	diffView->setHeadersVisible( true );
 	diffView->loadFromPatch( content, originalFilePath );
 	diffView->setSyntaxColorScheme( *getCurrentColorScheme() );
+	registerUnlockedCommands( *diffView );
 }
 
 void App::loadDiffFromPath( const std::string& path ) {
@@ -2721,6 +2722,7 @@ void App::loadDiffFromPath( const std::string& path ) {
 	diffView->setHeadersVisible( true );
 	diffView->loadFromPatch( content, path );
 	diffView->setSyntaxColorScheme( *getCurrentColorScheme() );
+	registerUnlockedCommands( *diffView );
 }
 
 void App::loadDiffFromPaths( const std::string& oldPath, const std::string& newPath ) {
@@ -2740,6 +2742,7 @@ void App::loadDiffFromPaths( const std::string& oldPath, const std::string& newP
 	diffView->setHeadersVisible( true );
 	diffView->loadFromFile( oldPath, newPath );
 	diffView->setSyntaxColorScheme( *getCurrentColorScheme() );
+	registerUnlockedCommands( *diffView );
 }
 
 void App::loadDiffFromStrings( const std::string& str, const std::string& otherStr ) {
@@ -2752,6 +2755,7 @@ void App::loadDiffFromStrings( const std::string& str, const std::string& otherS
 	diffView->setHeadersVisible( true );
 	diffView->loadFromStrings( str, otherStr );
 	diffView->setSyntaxColorScheme( *getCurrentColorScheme() );
+	registerUnlockedCommands( *diffView );
 }
 
 void App::openFileFromPath( const std::string& path ) {