From 4ea56379e36642cc37bef412501bc6043ca0cc4a Mon Sep 17 00:00:00 2001
From: Robert Roebling <robert@roebling.de>
Date: Wed, 1 Dec 2004 21:33:38 +0000
Subject: [PATCH]   Added support for static (inlined) wxImages with     alpha
 channel.

git-svn-id: https://svn.wxwidgets.org/svn/wx/wxWidgets/trunk@30835 c3d73ce0-8a6f-49c7-b76d-6d57e0e08775
---
 include/wx/image.h   |  2 ++
 src/common/image.cpp | 30 +++++++++++++++++++++++++++---
 2 files changed, 29 insertions(+), 3 deletions(-)

diff --git a/include/wx/image.h b/include/wx/image.h
index 845de80b5b..ceaad75c96 100644
--- a/include/wx/image.h
+++ b/include/wx/image.h
@@ -139,6 +139,7 @@ public:
     wxImage(){}
     wxImage( int width, int height, bool clear = true );
     wxImage( int width, int height, unsigned char* data, bool static_data = false );
+    wxImage( int width, int height, unsigned char* data, unsigned char* alpha, bool static_data = false );
     wxImage( const wxString& name, long type = wxBITMAP_TYPE_ANY, int index = -1 );
     wxImage( const wxString& name, const wxString& mimetype, int index = -1 );
 
@@ -152,6 +153,7 @@ public:
 
     bool Create( int width, int height, bool clear = true );
     bool Create( int width, int height, unsigned char* data, bool static_data = false );
+    bool Create( int width, int height, unsigned char* data, unsigned char* alpha, bool static_data = false );
     void Destroy();
 
     // creates an identical copy of the image (the = operator
diff --git a/src/common/image.cpp b/src/common/image.cpp
index a86831b26b..ba3653b18f 100644
--- a/src/common/image.cpp
+++ b/src/common/image.cpp
@@ -94,10 +94,11 @@ wxImageRefData::wxImageRefData()
 
 wxImageRefData::~wxImageRefData()
 {
-    if ( !m_static )
+    if (!m_static)
+    {
         free( m_data );
-
-    free(m_alpha);
+        free( m_alpha );
+    }
 }
 
 wxList wxImage::sm_handlers;
@@ -120,6 +121,11 @@ wxImage::wxImage( int width, int height, unsigned char* data, bool static_data )
     Create( width, height, data, static_data );
 }
 
+wxImage::wxImage( int width, int height, unsigned char* data, unsigned char* alpha, bool static_data )
+{
+    Create( width, height, data, alpha, static_data );
+}
+
 wxImage::wxImage( const wxString& name, long type, int index )
 {
     LoadFile( name, type, index );
@@ -193,6 +199,24 @@ bool wxImage::Create( int width, int height, unsigned char* data, bool static_da
     return true;
 }
 
+bool wxImage::Create( int width, int height, unsigned char* data, unsigned char* alpha, bool static_data )
+{
+    UnRef();
+
+    wxCHECK_MSG( data, false, _T("NULL data in wxImage::Create") );
+
+    m_refData = new wxImageRefData();
+
+    M_IMGDATA->m_data = data;
+    M_IMGDATA->m_alpha = alpha;
+    M_IMGDATA->m_width = width;
+    M_IMGDATA->m_height = height;
+    M_IMGDATA->m_ok = true;
+    M_IMGDATA->m_static = static_data;
+
+    return true;
+}
+
 void wxImage::Destroy()
 {
     UnRef();