transparency->alpha in tools::Color

this just changes the Get/Set methods, the constructor and internal
representation of Color is not changed.

Change-Id: Idb6e07cc08bbaa5bd55b6bd4b585e648aef507b6
Reviewed-on: https://gerrit.libreoffice.org/c/core/+/109074
Tested-by: Jenkins
Reviewed-by: Noel Grandin <noel.grandin@collabora.co.uk>

5 files changed, 18 insertions, 18 deletions

diff --git a/editeng/source/accessibility/AccessibleEditableTextPara.cxx b/editeng/source/accessibility/AccessibleEditableTextPara.cxx
index 92d2afaf0bbb..6900e8cf8e1d 100644
--- a/editeng/source/accessibility/AccessibleEditableTextPara.cxx
+++ b/editeng/source/accessibility/AccessibleEditableTextPara.cxx
@@ -1146,7 +1146,7 @@ namespace accessibility
         Color aColor( Application::GetSettings().GetStyleSettings().GetWindowColor() );
 
         // the background is transparent
-        aColor.SetTransparency( 0xFF);
+        aColor.SetAlpha(0);
 
         return static_cast<sal_Int32>( aColor );
     }
diff --git a/editeng/source/accessibility/AccessibleImageBullet.cxx b/editeng/source/accessibility/AccessibleImageBullet.cxx
index 0b319589f4d5..b75d3f32194d 100644
--- a/editeng/source/accessibility/AccessibleImageBullet.cxx
+++ b/editeng/source/accessibility/AccessibleImageBullet.cxx
@@ -340,7 +340,7 @@ namespace accessibility
         Color aColor( Application::GetSettings().GetStyleSettings().GetWindowColor() );
 
         // the background is transparent
-        aColor.SetTransparency( 0xFF);
+        aColor.SetAlpha(0);
 
         return static_cast<sal_Int32>( aColor );
     }
diff --git a/editeng/source/items/frmitems.cxx b/editeng/source/items/frmitems.cxx
index e3a6f8e5ac0c..e90f2f9586a3 100644
--- a/editeng/source/items/frmitems.cxx
+++ b/editeng/source/items/frmitems.cxx
@@ -1036,7 +1036,7 @@ bool SvxShadowItem::QueryValue( uno::Any& rVal, sal_uInt8 nMemberId ) const
     aShadow.IsTransparent = aShadowColor.IsTransparent();
     aShadow.Color = sal_Int32(aShadowColor);
 
-    sal_Int8 nTransparence = rtl::math::round(float(aShadowColor.GetTransparency() * 100) / 255);
+    sal_Int8 nTransparence = rtl::math::round((float(255 - aShadowColor.GetAlpha()) * 100) / 255);
 
     switch ( nMemberId )
     {
@@ -1085,7 +1085,7 @@ bool SvxShadowItem::PutValue( const uno::Any& rVal, sal_uInt8 nMemberId )
             if ((rVal >>= nTransparence) && !o3tl::checked_multiply<sal_Int32>(nTransparence, 255, nTransparence))
             {
                 Color aColor(aShadow.Color);
-                aColor.SetTransparency(rtl::math::round(float(nTransparence) / 100));
+                aColor.SetAlpha(255 - rtl::math::round(float(nTransparence) / 100));
                 aShadow.Color = sal_Int32(aColor);
             }
             break;
@@ -2915,14 +2915,14 @@ bool SvxBrushItem::QueryValue( uno::Any& rVal, sal_uInt8 nMemberId ) const
             rVal <<= aColor.GetRGBColor();
         break;
         case MID_BACK_COLOR_TRANSPARENCY:
-            rVal <<= SvxBrushItem::TransparencyToPercent(aColor.GetTransparency());
+            rVal <<= SvxBrushItem::TransparencyToPercent(255 - aColor.GetAlpha());
         break;
         case MID_GRAPHIC_POSITION:
             rVal <<= static_cast<style::GraphicLocation>(static_cast<sal_Int16>(eGraphicPos));
         break;
 
         case MID_GRAPHIC_TRANSPARENT:
-            rVal <<= ( aColor.GetTransparency() == 0xff );
+            rVal <<= ( aColor.GetAlpha() == 0 );
         break;
 
         case MID_GRAPHIC_URL:
@@ -2976,7 +2976,7 @@ bool SvxBrushItem::PutValue( const uno::Any& rVal, sal_uInt8 nMemberId )
                 return false;
             if(MID_BACK_COLOR_R_G_B == nMemberId)
             {
-                aNewCol.SetTransparency(aColor.GetTransparency());
+                aNewCol.SetAlpha(aColor.GetAlpha());
             }
             aColor = aNewCol;
         }
@@ -2986,7 +2986,7 @@ bool SvxBrushItem::PutValue( const uno::Any& rVal, sal_uInt8 nMemberId )
             sal_Int32 nTrans = 0;
             if ( !( rVal >>= nTrans ) || nTrans < 0 || nTrans > 100 )
                 return false;
-            aColor.SetTransparency(lcl_PercentToTransparency(nTrans));
+            aColor.SetAlpha(255 - lcl_PercentToTransparency(nTrans));
         }
         break;
 
@@ -3005,7 +3005,7 @@ bool SvxBrushItem::PutValue( const uno::Any& rVal, sal_uInt8 nMemberId )
         break;
 
         case MID_GRAPHIC_TRANSPARENT:
-            aColor.SetTransparency( Any2Bool( rVal ) ? 0xff : 0 );
+            aColor.SetAlpha( Any2Bool( rVal ) ? 0 : 255 );
         break;
 
         case MID_GRAPHIC_URL:
diff --git a/editeng/source/items/legacyitem.cxx b/editeng/source/items/legacyitem.cxx
index 509c7a68b6aa..d630c4e5f0b3 100644
--- a/editeng/source/items/legacyitem.cxx
+++ b/editeng/source/items/legacyitem.cxx
@@ -802,7 +802,7 @@ namespace legacy
             aSerializer.readColor(aColor);
             aSerializer.readColor(aFillColor);
             rStrm.ReadSChar(nStyle);
-            aColor.SetTransparency(bTrans ? 0xff : 0);
+            aColor.SetAlpha(bTrans ? 0 : 255);
 
             rItem.SetLocation(static_cast<SvxShadowLocation>(cLoc));
             rItem.SetWidth(_nWidth);
diff --git a/editeng/source/items/textitem.cxx b/editeng/source/items/textitem.cxx
index 5b931336426e..e83d08b35504 100644
--- a/editeng/source/items/textitem.cxx
+++ b/editeng/source/items/textitem.cxx
@@ -963,7 +963,7 @@ bool SvxTextLineItem::QueryValue( uno::Any& rVal, sal_uInt8 nMemberId ) const
         rVal <<= mColor;
         break;
     case MID_TL_HASCOLOR:
-        rVal <<= !mColor.GetTransparency();
+        rVal <<= mColor.GetAlpha() == 255;
         break;
     }
     return true;
@@ -997,14 +997,14 @@ bool SvxTextLineItem::PutValue( const uno::Any& rVal, sal_uInt8 nMemberId )
         {
             // Keep transparence, because it contains the information
             // whether the font color or the stored color should be used
-            sal_uInt8 nTrans = mColor.GetTransparency();
+            sal_uInt8 nAlpha = mColor.GetAlpha();
             mColor = Color( nCol );
-            mColor.SetTransparency( nTrans );
+            mColor.SetAlpha( nAlpha );
         }
     }
     break;
     case MID_TL_HASCOLOR:
-        mColor.SetTransparency( Any2Bool( rVal ) ? 0 : 0xff );
+        mColor.SetAlpha( Any2Bool( rVal ) ? 255 : 0 );
     break;
     }
     return bRet;
@@ -1339,7 +1339,7 @@ bool SvxBackgroundColorItem::QueryValue( uno::Any& rVal, sal_uInt8 nMemberId ) c
     {
         case MID_GRAPHIC_TRANSPARENT:
         {
-            rVal <<= aColor.GetTransparency() == 0xff;
+            rVal <<= aColor.GetAlpha() == 0;
             break;
         }
         default:
@@ -1361,7 +1361,7 @@ bool SvxBackgroundColorItem::PutValue( const uno::Any& rVal, sal_uInt8 nMemberId
     {
         case MID_GRAPHIC_TRANSPARENT:
         {
-            aColor.SetTransparency( Any2Bool( rVal ) ? 0xff : 0 );
+            aColor.SetAlpha( Any2Bool( rVal ) ? 0 : 255 );
             SvxColorItem::SetValue( aColor );
             break;
         }
@@ -1407,7 +1407,7 @@ bool SvxColorItem::QueryValue( uno::Any& rVal, sal_uInt8 nMemberId ) const
     {
         case MID_COLOR_ALPHA:
         {
-            auto fTransparency = static_cast<double>(mColor.GetTransparency()) * 100 / 255;
+            auto fTransparency = static_cast<double>(255 - mColor.GetAlpha()) * 100 / 255;
             rVal <<= static_cast<sal_Int16>(basegfx::fround(fTransparency));
             break;
         }
@@ -1432,7 +1432,7 @@ bool SvxColorItem::PutValue( const uno::Any& rVal, sal_uInt8 nMemberId )
             if (bRet)
             {
                 auto fTransparency = static_cast<double>(nTransparency) * 255 / 100;
-                mColor.SetTransparency(static_cast<sal_uInt8>(basegfx::fround(fTransparency)));
+                mColor.SetAlpha(255 - static_cast<sal_uInt8>(basegfx::fround(fTransparency)));
             }
             return bRet;
         }