From a6c0d8a0a7e9def41e4c778d7ebcd56af8f96eae Mon Sep 17 00:00:00 2001
From: mattias <nc-gaertnma@netcologne.de>
Date: Sat, 9 Feb 2019 08:46:07 +0000
Subject: [PATCH] TAChart: Improved initialization of scaling transformation.
 Issue #34896, patch by Marcin Wiazowski.

git-svn-id: branches/fixes_2_0@60380 -
---
 components/tachart/tagraph.pas | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/components/tachart/tagraph.pas b/components/tachart/tagraph.pas
index 7caead8a89..75b9e29774 100644
--- a/components/tachart/tagraph.pas
+++ b/components/tachart/tagraph.pas
@@ -702,7 +702,7 @@ begin
   FDefaultGUIConnector.CreateDrawer(FConnectorData);
   FGUIConnectorListener := TListener.Create(@FGUIConnector, @StyleChanged);
 
-  FScale := DoublePoint(1, 1);
+  FScale := DoublePoint(1, -1);
 
   Width := DEFAULT_CHART_WIDTH;
   Height := DEFAULT_CHART_HEIGHT;
@@ -1485,7 +1485,7 @@ begin
 
   // There is a cyclic dependency: extent -> visible marks -> margins.
   // We recalculate them iteratively hoping that the process converges.
-  CalculateTransformationCoeffs(ZeroRect, scChartMargins, scMinDataSpace);
+  CalculateTransformationCoeffs(scSeriesMargins, scChartMargins, scMinDataSpace);
   cr := FClipRect;
   for tries := 1 to 10 do begin
     axisMargin := AxisList.Measure(CurrentExtent, scDepth);