vcl: Replace GetPixmapFromScreen by FillPixmapFromScreen

Conflicts:
	vcl/unx/generic/gdi/gdiimpl.cxx
	vcl/unx/generic/gdi/salgdi2.cxx

Change-Id: I2cb960d194ee5bc38beece97e8b21cc6fa3b3fbc

11 files changed, 56 insertions, 131 deletions

diff --git a/vcl/Library_vclplug_gen.mk b/vcl/Library_vclplug_gen.mk
index 73e5d010e597..76be2c1e2cf1 100644
--- a/vcl/Library_vclplug_gen.mk
+++ b/vcl/Library_vclplug_gen.mk
@@ -94,7 +94,6 @@ $(eval $(call gb_Library_add_exception_objects,vclplug_gen,\
     vcl/unx/generic/gdi/x11cairotextrender \
     vcl/unx/generic/gdi/gcach_xpeer \
 	vcl/unx/generic/gdi/gdiimpl \
-	vcl/unx/generic/gdi/pixmap \
 	vcl/unx/generic/gdi/openglx11cairotextrender \
     vcl/unx/generic/gdi/salbmp \
     vcl/unx/generic/gdi/salgdi2 \
diff --git a/vcl/inc/opengl/x11/gdiimpl.hxx b/vcl/inc/opengl/x11/gdiimpl.hxx
index 878c7c2f054e..00eaf8cdf9c2 100644
--- a/vcl/inc/opengl/x11/gdiimpl.hxx
+++ b/vcl/inc/opengl/x11/gdiimpl.hxx
@@ -33,7 +33,7 @@ public:
     // implementation of X11GraphicsImpl
 
     void Init() SAL_OVERRIDE;
-    X11Pixmap* GetPixmapFromScreen( const Rectangle& rRect ) SAL_OVERRIDE;
+    bool FillPixmapFromScreen( X11Pixmap* pPixmap, int nX, int nY ) SAL_OVERRIDE;
     bool RenderPixmapToScreen( X11Pixmap* pPixmap, int nX, int nY ) SAL_OVERRIDE;
 };
 
diff --git a/vcl/inc/unx/pixmap.hxx b/vcl/inc/unx/pixmap.hxx
index b65170fe29bc..ec3c9321a611 100644
--- a/vcl/inc/unx/pixmap.hxx
+++ b/vcl/inc/unx/pixmap.hxx
@@ -19,27 +19,25 @@
 class VCLPLUG_GEN_PUBLIC X11Pixmap
 {
 public:
-    X11Pixmap();
-    X11Pixmap( Display *pDisplay, SalX11Screen nScreen, int nWidth, int nHeight, int nDepth );
-    X11Pixmap( X11Pixmap& rOther );
-    virtual ~X11Pixmap();
+    X11Pixmap( int nWidth, int nHeight )
+    {
+        mnWidth = nWidth;
+        mnHeight = nHeight;
+    }
 
-    Pixmap GetPixmap() const { return mpPixmap; };
-    Drawable GetDrawable() const { return mpPixmap; };
+    virtual ~X11Pixmap() {};
+
+    virtual int GetDepth() const = 0;
+    virtual SalX11Screen GetScreen() const = 0;
+    virtual Pixmap GetPixmap() const = 0;
+    Drawable GetDrawable() const { return GetPixmap(); };
     int GetWidth() const { return mnWidth; };
     int GetHeight() const { return mnHeight; };
     Size GetSize() const { return Size( mnWidth, mnHeight ); };
-    int GetDepth() const { return mnDepth; };
-    SalX11Screen GetScreen() const { return mnScreen; }
 
 protected:
-    Display*        mpDisplay;
-    SalX11Screen    mnScreen;
-    Pixmap          mpPixmap;
-    bool            mbDeletePixmap;
     int             mnWidth;
     int             mnHeight;
-    int             mnDepth;
 };
 
 #endif // INCLUDED_VCL_INC_UNX_PIXMAP_HXX
diff --git a/vcl/inc/unx/salgdi.h b/vcl/inc/unx/salgdi.h
index f693ed137db1..f14eab60f8ed 100644
--- a/vcl/inc/unx/salgdi.h
+++ b/vcl/inc/unx/salgdi.h
@@ -273,8 +273,8 @@ public:
     virtual void               BeginPaint() SAL_OVERRIDE;
     virtual void               EndPaint() SAL_OVERRIDE;
 
-    // create a pixmap from a screen region
-    X11Pixmap* GetPixmapFromScreen( const Rectangle& rRect );
+    // fill a pixmap from a screen region
+    bool FillPixmapFromScreen( X11Pixmap* pPixmap, int nX, int nY );
 
     // render a pixmap to the screen
     bool RenderPixmapToScreen( X11Pixmap* pPixmap, int nX, int nY );
diff --git a/vcl/inc/unx/x11/x11gdiimpl.h b/vcl/inc/unx/x11/x11gdiimpl.h
index 911ea71e8ed3..8cd130d583a0 100644
--- a/vcl/inc/unx/x11/x11gdiimpl.h
+++ b/vcl/inc/unx/x11/x11gdiimpl.h
@@ -18,7 +18,7 @@ public:
     virtual ~X11GraphicsImpl() {};
 
     virtual void Init() = 0;
-    virtual X11Pixmap* GetPixmapFromScreen( const Rectangle& rRect ) = 0;
+    virtual bool FillPixmapFromScreen( X11Pixmap* pPixmap, int nX, int nY ) = 0;
     virtual bool RenderPixmapToScreen( X11Pixmap* pPixmap, int nX, int nY ) = 0;
 };
 
diff --git a/vcl/opengl/x11/gdiimpl.cxx b/vcl/opengl/x11/gdiimpl.cxx
index 6a16b9f92798..3d242ac5719e 100644
--- a/vcl/opengl/x11/gdiimpl.cxx
+++ b/vcl/opengl/x11/gdiimpl.cxx
@@ -80,42 +80,39 @@ void X11OpenGLSalGraphicsImpl::Init()
     }
 }
 
-X11Pixmap* X11OpenGLSalGraphicsImpl::GetPixmapFromScreen( const Rectangle& rRect )
+bool X11OpenGLSalGraphicsImpl::FillPixmapFromScreen( X11Pixmap* pPixmap, int nX, int nY )
 {
     Display* pDisplay = mrParent.GetXDisplay();
     SalX11Screen nScreen = mrParent.GetScreenNumber();
     XVisualInfo aVisualInfo;
-    X11Pixmap* pPixmap;
     XImage* pImage;
     char* pData;
 
-    SAL_INFO( "vcl.opengl", "GetPixmapFromScreen" );
-    // TODO: lfrb: Use context depth
-    pPixmap = new X11Pixmap( pDisplay, nScreen, rRect.GetWidth(), rRect.GetHeight(), 24 );
+    SAL_INFO( "vcl.opengl", "FillPixmapFromScreen" );
 
     if( !OpenGLHelper::GetVisualInfo( pDisplay, nScreen.getXScreen(), aVisualInfo ) )
-        return pPixmap;
+        return false;
 
     // make sure everything is synced up before reading back
     maContext.makeCurrent();
     glXWaitX();
 
     // TODO: lfrb: What if offscreen?
-    pData = (char*) malloc( rRect.GetWidth() * rRect.GetHeight() * 4 );
+    pData = (char*) malloc( pPixmap->GetWidth() * pPixmap->GetHeight() * 4 );
     glPixelStorei( GL_PACK_ALIGNMENT, 1 );
-    glReadPixels( rRect.Left(), GetHeight() - rRect.Top(), rRect.GetWidth(), rRect.GetHeight(),
+    glReadPixels( nX, GetHeight() - nY, pPixmap->GetWidth(), pPixmap->GetHeight(),
                   GL_RGBA, GL_UNSIGNED_BYTE, pData );
 
     pImage = XCreateImage( pDisplay, aVisualInfo.visual, 24, ZPixmap, 0, pData,
-                           rRect.GetWidth(), rRect.GetHeight(), 8, 0 );
+                           pPixmap->GetWidth(), pPixmap->GetHeight(), 8, 0 );
     XInitImage( pImage );
     GC aGC = XCreateGC( pDisplay, pPixmap->GetPixmap(), 0, NULL );
     XPutImage( pDisplay, pPixmap->GetDrawable(), aGC, pImage,
-               0, 0, 0, 0, rRect.GetWidth(), rRect.GetHeight() );
+               0, 0, 0, 0, pPixmap->GetWidth(), pPixmap->GetHeight() );
     XFreeGC( pDisplay, aGC );
     XDestroyImage( pImage );
 
-    return pPixmap;
+    return true;
 }
 
 bool X11OpenGLSalGraphicsImpl::RenderPixmapToScreen( X11Pixmap* pPixmap, int nX, int nY )
diff --git a/vcl/unx/generic/gdi/gdiimpl.cxx b/vcl/unx/generic/gdi/gdiimpl.cxx
index 0088028dfd45..ee7e596fbc95 100644
--- a/vcl/unx/generic/gdi/gdiimpl.cxx
+++ b/vcl/unx/generic/gdi/gdiimpl.cxx
@@ -159,19 +159,16 @@ void X11SalGraphicsImpl::Init()
     mnBrushPixel = mrParent.GetPixel( mnBrushColor );
 }
 
-X11Pixmap* X11SalGraphicsImpl::GetPixmapFromScreen( const Rectangle& rRect )
+bool X11SalGraphicsImpl::FillPixmapFromScreen( X11Pixmap* pPixmap, int nX, int nY )
 {
     //TODO lfrb: don't hardcode the depth
     Display* pDpy = mrParent.GetXDisplay();
-    X11Pixmap* pPixmap = new X11Pixmap( pDpy, mrParent.GetScreenNumber(),
-                                        rRect.GetWidth(), rRect.GetHeight(), 24 );
     GC aTmpGC = XCreateGC( pDpy, pPixmap->GetPixmap(), 0, NULL );
 
-    if (!aTmpGC)
+    if( !aTmpGC )
     {
-        delete pPixmap;
-        SAL_WARN( "vcl", "Could not get valid GC from screen" );
-        return NULL;
+        SAL_WARN( "vcl", "Could not create GC from screen" );
+        return false;
     }
 
     // Copy the background of the screen into a composite pixmap
@@ -181,12 +178,11 @@ X11Pixmap* X11SalGraphicsImpl::GetPixmapFromScreen( const Rectangle& rRect )
                              pPixmap->GetDrawable(), pPixmap->GetScreen(),
                              pPixmap->GetDepth(),
                              aTmpGC,
-                             rRect.Left(), rRect.Top(),
-                             rRect.GetWidth(), rRect.GetHeight(),
+                             nX, nY, pPixmap->GetWidth(), pPixmap->GetHeight(),
                              0, 0 );
 
     XFreeGC( pDpy, aTmpGC );
-    return pPixmap;
+    return true;
 }
 
 bool X11SalGraphicsImpl::RenderPixmapToScreen( X11Pixmap* pPixmap, int nX, int nY )
diff --git a/vcl/unx/generic/gdi/gdiimpl.hxx b/vcl/unx/generic/gdi/gdiimpl.hxx
index fed9bc6b9a4b..2d9294a629d9 100644
--- a/vcl/unx/generic/gdi/gdiimpl.hxx
+++ b/vcl/unx/generic/gdi/gdiimpl.hxx
@@ -274,7 +274,7 @@ public:
     // implementation of X11GraphicsImpl
 
     void Init() SAL_OVERRIDE;
-    X11Pixmap* GetPixmapFromScreen( const Rectangle& rRect ) SAL_OVERRIDE;
+    bool FillPixmapFromScreen( X11Pixmap* pPixmap, int nX, int nY ) SAL_OVERRIDE;
     bool RenderPixmapToScreen( X11Pixmap* pPixmap, int nX, int nY ) SAL_OVERRIDE;
 };
 
diff --git a/vcl/unx/generic/gdi/pixmap.cxx b/vcl/unx/generic/gdi/pixmap.cxx
deleted file mode 100644
index 0440c463c2e5..000000000000
--- a/vcl/unx/generic/gdi/pixmap.cxx
+++ /dev/null
@@ -1,54 +0,0 @@
-/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
-/*
- * This file is part of the LibreOffice project.
- *
- * This Source Code Form is subject to the terms of the Mozilla Public
- * License, v. 2.0. If a copy of the MPL was not distributed with this
- * file, You can obtain one at http://mozilla.org/MPL/2.0/.
- */
-
-#include "unx/pixmap.hxx"
-
-X11Pixmap::X11Pixmap()
-: mpDisplay( NULL )
-, mnScreen( 0 )
-, mpPixmap( 0 )
-, mbDeletePixmap( false )
-, mnWidth( -1 )
-, mnHeight( -1 )
-, mnDepth( 0 )
-{
-}
-
-X11Pixmap::X11Pixmap( Display* pDisplay, SalX11Screen nScreen, int nWidth, int nHeight, int nDepth )
-: mpDisplay( pDisplay )
-, mnScreen( nScreen )
-, mbDeletePixmap( true )
-, mnWidth( nWidth )
-, mnHeight( nHeight )
-, mnDepth( nDepth )
-{
-    Window root = RootWindow( pDisplay, 0 );
-    mpPixmap = XCreatePixmap( pDisplay, root, nWidth, nHeight, nDepth );
-}
-
-X11Pixmap::X11Pixmap( X11Pixmap& rOther )
-: mpDisplay( rOther.mpDisplay )
-, mnScreen( rOther.mnScreen )
-, mbDeletePixmap( rOther.mbDeletePixmap )
-, mnWidth( rOther.mnWidth )
-, mnHeight( rOther.mnHeight )
-, mnDepth( rOther.mnDepth )
-{
-    mpPixmap = rOther.mpPixmap;
-    rOther.mpPixmap = 0;
-    rOther.mbDeletePixmap = false;
-}
-
-X11Pixmap::~X11Pixmap()
-{
-    if (mbDeletePixmap && mpPixmap)
-        XFreePixmap( mpDisplay, mpPixmap );
-}
-
-/* vim:set shiftwidth=4 softtabstop=4 expandtab: */
diff --git a/vcl/unx/generic/gdi/salgdi2.cxx b/vcl/unx/generic/gdi/salgdi2.cxx
index 768e5967e323..9ef50b87c747 100644
--- a/vcl/unx/generic/gdi/salgdi2.cxx
+++ b/vcl/unx/generic/gdi/salgdi2.cxx
@@ -83,10 +83,10 @@ void X11SalGraphics::CopyScreenArea( Display* pDisplay,
     }
 }
 
-X11Pixmap* X11SalGraphics::GetPixmapFromScreen( const Rectangle& rRect )
+bool X11SalGraphics::FillPixmapFromScreen( X11Pixmap* pPixmap, int nX, int nY )
 {
     X11GraphicsImpl& rImpl = dynamic_cast<X11GraphicsImpl&>(*mpImpl.get());
-    return rImpl.GetPixmapFromScreen( rRect );
+    return rImpl.FillPixmapFromScreen( pPixmap, nX, nY );
 }
 
 bool X11SalGraphics::RenderPixmapToScreen( X11Pixmap* pPixmap, int nX, int nY )
diff --git a/vcl/unx/gtk/gdi/salnativewidgets-gtk.cxx b/vcl/unx/gtk/gdi/salnativewidgets-gtk.cxx
index 9c11cd914940..10cff1043e4e 100644
--- a/vcl/unx/gtk/gdi/salnativewidgets-gtk.cxx
+++ b/vcl/unx/gtk/gdi/salnativewidgets-gtk.cxx
@@ -269,49 +269,44 @@ class GdkX11Pixmap : public X11Pixmap
 {
 public:
     GdkX11Pixmap( int nWidth, int nHeight, int nDepth );
-    GdkX11Pixmap( X11Pixmap& rOther, GdkWindow *pWindow );
     virtual ~GdkX11Pixmap();
 
-    GdkPixmap*   GetGdkPixmap() const;
-    GdkDrawable* GetGdkDrawable() const;
+    virtual int          GetDepth() const SAL_OVERRIDE;
+    virtual SalX11Screen GetScreen() const SAL_OVERRIDE;
+    virtual Pixmap       GetPixmap() const SAL_OVERRIDE;
+    GdkPixmap*           GetGdkPixmap() const;
+    GdkDrawable*         GetGdkDrawable() const;
 
 protected:
     GdkPixmap* mpGdkPixmap;
+    int        mnDepth;
 };
 
 GdkX11Pixmap::GdkX11Pixmap( int nWidth, int nHeight, int nDepth )
+: X11Pixmap( nWidth, nHeight )
+, mnDepth( nDepth )
 {
     mpGdkPixmap = gdk_pixmap_new( NULL, nWidth, nHeight, nDepth );
-
-    //mpDisplay = ?
-    mnScreen = SalX11Screen( gdk_screen_get_number( gdk_drawable_get_screen( GDK_DRAWABLE(mpGdkPixmap) ) ) );
-    mnWidth = nWidth;
-    mnHeight = nHeight;
-    mnDepth = nDepth;
-    mpPixmap = GDK_PIXMAP_XID( mpGdkPixmap );
 }
 
-GdkX11Pixmap::GdkX11Pixmap( X11Pixmap& rOther, GdkWindow *pWindow )
-    : X11Pixmap(rOther)
+GdkX11Pixmap::~GdkX11Pixmap()
 {
-    GdkColormap* pColormap;
+    g_object_unref( mpGdkPixmap );
+}
 
-#if GTK_CHECK_VERSION(2,24,0)
-    GdkScreen *pScreen = gdk_window_get_screen( pWindow );
-    mpGdkPixmap = gdk_pixmap_foreign_new_for_screen( pScreen, mpPixmap,
-                                                     mnWidth, mnHeight,
-                                                     mnDepth );
-#else
-    mpGdkPixmap = gdk_pixmap_foreign_new( mpPixmap );
-#endif
+int GdkX11Pixmap::GetDepth() const
+{
+    return mnDepth;
+}
 
-    pColormap = gdk_drawable_get_colormap( pWindow );
-    gdk_drawable_set_colormap( GDK_DRAWABLE (mpGdkPixmap), pColormap );
+SalX11Screen GdkX11Pixmap::GetScreen() const
+{
+    return SalX11Screen( gdk_screen_get_number( gdk_drawable_get_screen( GDK_DRAWABLE(mpGdkPixmap) ) ) );
 }
 
-GdkX11Pixmap::~GdkX11Pixmap()
+Pixmap GdkX11Pixmap::GetPixmap() const
 {
-    g_object_unref( mpGdkPixmap );
+    return GDK_PIXMAP_XID( mpGdkPixmap );
 }
 
 GdkPixmap* GdkX11Pixmap::GetGdkPixmap() const
@@ -4135,17 +4130,11 @@ void GtkSalGraphics::updateSettings( AllSettings& rSettings )
 
 GdkX11Pixmap* GtkSalGraphics::NWGetPixmapFromScreen( Rectangle srcRect )
 {
-    X11Pixmap* pPixmap;
-    GdkX11Pixmap* pResult;
-
-    pPixmap = GetPixmapFromScreen( srcRect );
-    if( pPixmap == NULL )
-        return NULL;
-
-    pResult = new GdkX11Pixmap( *pPixmap, GetGdkWindow() );
-    delete pPixmap;
+    GdkX11Pixmap* pPixmap;
 
-    return pResult;
+    pPixmap = new GdkX11Pixmap( srcRect.GetWidth(), srcRect.GetHeight(), 24 );
+    FillPixmapFromScreen( pPixmap, srcRect.Left(), srcRect.Top() );
+    return pPixmap;
 }
 
 /************************************************************************