From a134288b35826c5c9c08ba86f43f3d85335f23e9 Mon Sep 17 00:00:00 2001
From: "kipp%netscape.com" <kipp%netscape.com>
Date: Sat, 17 Oct 1998 01:05:58 +0000
Subject: [PATCH] Compute text indent for the first frame in the first line of
 a body frame

---
 layout/html/base/src/nsInlineReflow.cpp | 33 ++++++++++++++++++++++++-
 1 file changed, 32 insertions(+), 1 deletion(-)

diff --git a/layout/html/base/src/nsInlineReflow.cpp b/layout/html/base/src/nsInlineReflow.cpp
index 5c28e9b5cd43..a88b91bc43fd 100644
--- a/layout/html/base/src/nsInlineReflow.cpp
+++ b/layout/html/base/src/nsInlineReflow.cpp
@@ -337,7 +337,38 @@ void
 nsInlineReflow::ApplyTopLeftMargins()
 {
   PerFrameData* pfd = mFrameData;
-  pfd->mBounds.x = mX;
+
+  // If this is the first frame of a block, and its the first line of
+  // a block then see if the text-indent property amounts to anything.
+  nscoord indent = 0;
+  if (mOuterIsBlock &&
+      (0 == mLineLayout.GetLineNumber()) &&
+      (0 == mFrameNum)) {
+    const nsStyleText* text;
+    mOuterFrame->GetStyleData(eStyleStruct_Text, (const nsStyleStruct*&) text);
+    nsStyleUnit unit = text->mTextIndent.GetUnit();
+    if (eStyleUnit_Coord == unit) {
+      indent = text->mTextIndent.GetCoordValue();
+    }
+    else if (eStyleUnit_Percent == unit) {
+      nscoord width;
+      if (mOuterReflowState.HaveConstrainedWidth()) {
+        width = mOuterReflowState.minWidth;
+      }
+      else if (NS_UNCONSTRAINEDSIZE == mOuterReflowState.maxSize.width) {
+        // We are unconstrained only when a table cell is reflowing
+        // the block. Therefore don't bother with the indent until
+        // the next reflow.
+        width = 0;
+      }
+      else {
+        width = mOuterReflowState.maxSize.width;
+      }
+      indent = nscoord(text->mTextIndent.GetPercentValue() * width);
+    }
+  }
+
+  pfd->mBounds.x = mX + indent;
   pfd->mBounds.y = mTopEdge;
 
   // Compute left margin