Index: reactos/win32ss/CMakeLists.txt
===================================================================
--- reactos/win32ss/CMakeLists.txt	(revision 75310)
+++ reactos/win32ss/CMakeLists.txt	(working copy)
@@ -76,6 +76,7 @@
     gdi/eng/engmisc.c
     gdi/eng/mouse.c
     gdi/eng/paint.c
+    gdi/eng/pathobj.c
     gdi/eng/pdevobj.c
     gdi/eng/perfcnt.c
     gdi/eng/rlecomp.c
Index: reactos/win32ss/gdi/eng/pathobj.c
===================================================================
--- reactos/win32ss/gdi/eng/pathobj.c	(nonexistent)
+++ reactos/win32ss/gdi/eng/pathobj.c	(working copy)
@@ -0,0 +1,456 @@
+/*
+ * COPYRIGHT:        See COPYING in the top level directory
+ * PROJECT:          ReactOS win32 subsystem
+ * PURPOSE:          PATHOBJ service routines
+ * FILE:             win32ss/gdi/eng/pathobj.c
+ * PROGRAMERS:       Katayama Hirofumi MZ (katayama.hirofumi.mz@gmail.com)
+ */
+
+/* INCLUDES *****************************************************************/
+
+#include <win32k.h>
+#undef XFORMOBJ
+
+#define NDEBUG
+#include <debug.h>
+
+/* TYPES *********************************************************************/
+
+typedef struct _EXTPATHDATA
+{
+    PATHDATA pd;
+    struct _EXTPATHDATA *ppdNext;
+} EXTPATHDATA, *PEXTPATHDATA;
+
+typedef struct _EXTPATHOBJ
+{
+    PATHOBJ po;
+    PEXTPATHDATA ppdFirst;
+    PEXTPATHDATA ppdLast;
+    PEXTPATHDATA ppdCurrent;
+} EXTPATHOBJ, *PEXTPATHOBJ;
+
+/* FUNCTIONS *****************************************************************/
+
+/* FIXME: set last error */
+/* FIXME: PATHOBJ_vEnumStartClipLines and PATHOBJ_bEnumClipLines */
+
+/*
+ * @implemented
+ */
+PATHOBJ*
+APIENTRY
+EngCreatePath(VOID)
+{
+    PEXTPATHOBJ pPathObj;
+    const ULONG size = sizeof(EXTPATHOBJ);
+
+    pPathObj = ExAllocatePoolWithTag(PagedPool, size, GDITAG_PATHOBJ);
+    if (pPathObj == NULL)
+    {
+        return NULL;
+    }
+
+    RtlZeroMemory(pPathObj, size);
+    return &pPathObj->po;
+}
+
+/*
+ * @implemented
+ */
+VOID
+APIENTRY
+EngDeletePath(IN PATHOBJ *ppo)
+{
+    PEXTPATHOBJ pPathObj;
+    PEXTPATHDATA ppd, ppdNext;
+
+    pPathObj = (PEXTPATHOBJ)ppo;
+    if (pPathObj == NULL)
+        return;
+
+    for (ppd = pPathObj->ppdFirst; ppd; ppd = ppdNext)
+    {
+        ppdNext = ppd->ppdNext;
+        ExFreePoolWithTag(ppd, GDITAG_PATHOBJ);
+    }
+    ExFreePoolWithTag(pPathObj, GDITAG_PATHOBJ);
+}
+
+/*
+ * @implemented
+ */
+BOOL
+APIENTRY
+PATHOBJ_bCloseFigure(IN PATHOBJ *ppo)
+{
+    PEXTPATHDATA ppd;
+    PEXTPATHOBJ pPathObj = (PEXTPATHOBJ)ppo;
+    if (pPathObj == NULL)
+        return FALSE;
+
+    ppd = pPathObj->ppdLast;
+    if (ppd == NULL)
+        return FALSE;
+
+    ppd->pd.flags |= PD_CLOSEFIGURE | PD_ENDSUBPATH;
+    return TRUE;
+}
+
+/*
+ * @implemented
+ */
+VOID
+APIENTRY
+PATHOBJ_vEnumStart(IN PATHOBJ *ppo)
+{
+    PEXTPATHOBJ pPathObj = (PEXTPATHOBJ)ppo;
+    if (pPathObj == NULL)
+        return;
+
+    pPathObj->ppdCurrent = pPathObj->ppdFirst;
+}
+
+/*
+ * @implemented
+ */
+BOOL
+APIENTRY
+PATHOBJ_bEnum(
+    IN  PATHOBJ   *ppo,
+    OUT PATHDATA  *ppd)
+{
+    PEXTPATHOBJ pPathObj = (PEXTPATHOBJ)ppo;
+    if (pPathObj == NULL || pPathObj->ppdCurrent == NULL)
+        return FALSE;
+
+    *ppd = pPathObj->ppdCurrent->pd;
+
+    pPathObj->ppdCurrent = pPathObj->ppdCurrent->ppdNext;
+    return (pPathObj->ppdCurrent != NULL);
+}
+
+/*
+ * @implemented
+ */
+BOOL
+APIENTRY
+PATHOBJ_bMoveTo(
+    IN PATHOBJ  *ppo,
+    IN POINTFIX  ptfx)
+{
+    PEXTPATHOBJ pPathObj;
+    PEXTPATHDATA ppd, ppdLast;
+
+    pPathObj = (PEXTPATHOBJ)ppo;
+    if (pPathObj == NULL)
+        return FALSE;
+
+    /* end the subpath if any */
+    ppdLast = pPathObj->ppdLast;
+    if (ppdLast)
+    {
+        ppdLast->pd.flags |= PD_ENDSUBPATH;
+    }
+
+    /* allocate a subpath data */
+    ppd = ExAllocatePoolWithTag(PagedPool, sizeof(EXTPATHDATA), GDITAG_PATHOBJ);
+    if (ppd == NULL)
+        return FALSE;
+
+    RtlZeroMemory(ppd, sizeof(EXTPATHDATA));
+
+    /* add the first point to the subpath */
+    ppd->pd.flags = PD_BEGINSUBPATH;
+    ppd->pd.count = 1;
+    ppd->pd.pptfx = ExAllocatePoolWithTag(PagedPool, sizeof(POINTFIX), GDITAG_PATHOBJ);
+    if (ppd->pd.pptfx == NULL)
+    {
+        ExFreePoolWithTag(ppd, GDITAG_PATHOBJ);
+        return FALSE;
+    }
+    ppd->pd.pptfx[0] = ptfx;
+
+    /* add the subpath to last */
+    if (ppdLast)
+    {
+        ppdLast->ppdNext = ppd;
+    }
+    else
+    {
+        pPathObj->ppdFirst = ppd;
+    }
+    pPathObj->ppdLast = ppd;
+    pPathObj->po.cCurves++;
+
+    return TRUE;
+}
+
+/*
+ * @implemented
+ */
+BOOL
+APIENTRY
+PATHOBJ_bPolyLineTo(
+    IN PATHOBJ  *ppo,
+    IN POINTFIX  *pptfx,
+    IN ULONG  cptfx)
+{
+    PEXTPATHOBJ pPathObj;
+    PEXTPATHDATA ppd, ppdLast;
+    PPOINTFIX pptfxNew, pptfxOld;
+    ULONG size;
+
+    pPathObj = (PEXTPATHOBJ)ppo;
+    if (pPathObj == NULL || pptfx == NULL || cptfx == 0)
+        return FALSE;
+
+    ppdLast = pPathObj->ppdLast;
+    if (ppdLast == NULL)
+    {
+        /* allocate a subpath data */
+        ppd = ExAllocatePoolWithTag(PagedPool, sizeof(EXTPATHDATA), GDITAG_PATHOBJ);
+        if (ppd == NULL)
+            return FALSE;
+
+        /* store data */
+        RtlZeroMemory(ppd, sizeof(EXTPATHDATA));
+        ppd->pd.flags = PD_BEGINSUBPATH;
+        ppd->pd.count = cptfx;
+
+        size = cptfx * sizeof(POINTFIX);
+        pptfxNew = ExAllocatePoolWithTag(PagedPool, size, GDITAG_PATHOBJ);
+        if (pptfxNew == NULL)
+        {
+            ExFreePoolWithTag(ppd, GDITAG_PATHOBJ);
+            return FALSE;
+        }
+        RtlCopyMemory(pptfxNew, pptfx, size);
+        ppd->pd.pptfx = pptfxNew;
+
+        /* set the subpath */
+        pPathObj->ppdLast = pPathObj->ppdFirst = ppd;
+
+        pPathObj->po.cCurves++;
+    }
+    else if (ppdLast->pd.flags & PD_BEZIERS)
+    {
+        /* allocate a subpath data */
+        ppd = ExAllocatePoolWithTag(PagedPool, sizeof(EXTPATHDATA), GDITAG_PATHOBJ);
+        if (ppd == NULL)
+            return FALSE;
+
+        /* store data */
+        RtlZeroMemory(ppd, sizeof(EXTPATHDATA));
+        ppd->pd.flags = 0;
+        ppd->pd.count = cptfx;
+
+        size = cptfx * sizeof(POINTFIX);
+        pptfxNew = ExAllocatePoolWithTag(PagedPool, size, GDITAG_PATHOBJ);
+        if (pptfxNew == NULL)
+        {
+            ExFreePoolWithTag(ppd, GDITAG_PATHOBJ);
+            return FALSE;
+        }
+        RtlCopyMemory(pptfxNew, pptfx, size);
+        ppd->pd.pptfx = pptfxNew;
+
+        /* add to last */
+        ppdLast->ppdNext = ppd;
+        pPathObj->ppdLast = ppd;
+
+        pPathObj->po.cCurves++;
+    }
+    else
+    {
+        /* concatnate ppdLast->pd.pptfx and pptfx */
+        size = (ppdLast->pd.count + cptfx) * sizeof(POINTFIX);
+        pptfxNew = ExAllocatePoolWithTag(PagedPool, size, GDITAG_PATHOBJ);
+        if (pptfxNew == NULL)
+            return FALSE;
+
+        size = ppdLast->pd.count * sizeof(POINTFIX);
+        RtlCopyMemory(&pptfxNew[0], ppdLast->pd.pptfx, size);
+        size = cptfx * sizeof(POINTFIX);
+        RtlCopyMemory(&pptfxNew[ppdLast->pd.count], pptfx, size);
+
+        pptfxOld = ppdLast->pd.pptfx;
+        ppd->pd.pptfx = pptfxNew;
+        ExFreePoolWithTag(pptfxOld, GDITAG_PATHOBJ);
+    }
+
+    return TRUE;
+}
+
+/*
+ * @implemented
+ */
+BOOL
+APIENTRY
+PATHOBJ_bPolyBezierTo(
+    IN PATHOBJ  *ppo,
+    IN POINTFIX  *pptfx,
+    IN ULONG  cptfx)
+{
+    PEXTPATHDATA ppd, ppdLast;
+    PEXTPATHOBJ pPathObj;
+    PPOINTFIX pptfxNew, pptfxOld;
+    ULONG size;
+
+    pPathObj = (PEXTPATHOBJ)ppo;
+    if (pPathObj == NULL || pptfx == NULL || cptfx == 0)
+        return FALSE;
+
+    ppdLast = pPathObj->ppdLast;
+    if (ppdLast == NULL)
+    {
+        /* allocate a subpath data */
+        ppd = ExAllocatePoolWithTag(PagedPool, sizeof(EXTPATHDATA), GDITAG_PATHOBJ);
+        if (ppd == NULL)
+            return FALSE;
+
+        /* store data */
+        RtlZeroMemory(ppd, sizeof(EXTPATHDATA));
+        ppd->pd.flags = PD_BEGINSUBPATH | PD_BEZIERS;
+        ppd->pd.count = cptfx;
+
+        size = cptfx * sizeof(POINTFIX);
+        pptfxNew = ExAllocatePoolWithTag(PagedPool, size, GDITAG_PATHOBJ);
+        if (pptfxNew == NULL)
+        {
+            ExFreePoolWithTag(ppd, GDITAG_PATHOBJ);
+            return FALSE;
+        }
+        RtlCopyMemory(pptfxNew, pptfx, size);
+        ppd->pd.pptfx = pptfxNew;
+
+        /* set the subpath */
+        pPathObj->ppdLast = pPathObj->ppdFirst = ppd;
+
+        pPathObj->po.cCurves++;
+    }
+    else if (!(ppdLast->pd.flags & PD_BEZIERS))
+    {
+        /* allocate a subpath data */
+        ppd = ExAllocatePoolWithTag(PagedPool, sizeof(EXTPATHDATA), GDITAG_PATHOBJ);
+        if (ppd == NULL)
+            return FALSE;
+
+        /* store data */
+        RtlZeroMemory(ppd, sizeof(EXTPATHDATA));
+        ppd->pd.flags = PD_BEZIERS;
+        ppd->pd.count = cptfx;
+
+        size = cptfx * sizeof(POINTFIX);
+        pptfxNew = ExAllocatePoolWithTag(PagedPool, size, GDITAG_PATHOBJ);
+        if (pptfxNew == NULL)
+        {
+            ExFreePoolWithTag(ppd, GDITAG_PATHOBJ);
+            return FALSE;
+        }
+        RtlCopyMemory(pptfxNew, pptfx, size);
+        ppd->pd.pptfx = pptfxNew;
+
+        /* add to last */
+        ppdLast->ppdNext = ppd;
+        pPathObj->ppdLast = ppd;
+
+        pPathObj->po.cCurves++;
+    }
+    else
+    {
+        /* concatnate ppdLast->pd.pptfx and pptfx */
+        size = (ppdLast->pd.count + cptfx) * sizeof(POINTFIX);
+        pptfxNew = ExAllocatePoolWithTag(PagedPool, size, GDITAG_PATHOBJ);
+        if (pptfxNew == NULL)
+            return FALSE;
+
+        size = ppdLast->pd.count * sizeof(POINTFIX);
+        RtlCopyMemory(&pptfxNew[0], ppdLast->pd.pptfx, size);
+        size = cptfx * sizeof(POINTFIX);
+        RtlCopyMemory(&pptfxNew[ppdLast->pd.count], pptfx, size);
+
+        pptfxOld = ppdLast->pd.pptfx;
+        ppd->pd.pptfx = pptfxNew;
+        ExFreePoolWithTag(pptfxOld, GDITAG_PATHOBJ);
+    }
+
+    pPathObj->po.fl |= PO_BEZIERS;
+
+    return TRUE;
+}
+
+VOID
+APIENTRY
+PATHOBJ_vEnumStartClipLines(
+    IN PATHOBJ  *ppo,
+    IN CLIPOBJ  *pco,
+    IN SURFOBJ  *pso,
+    IN LINEATTRS  *pla)
+{
+    UNIMPLEMENTED;
+}
+
+BOOL
+APIENTRY
+PATHOBJ_bEnumClipLines(
+    IN PATHOBJ  *ppo,
+    IN ULONG  cb,
+    OUT CLIPLINE  *pcl)
+{
+    UNIMPLEMENTED;
+    return FALSE;
+}
+
+/*
+ * @implemented
+ */
+VOID
+APIENTRY
+PATHOBJ_vGetBounds(
+    IN PATHOBJ  *ppo,
+    OUT PRECTFX  prectfx)
+{
+    FIX xLeft, yTop, xRight, yBottom;
+    PEXTPATHOBJ pPathObj;
+    PEXTPATHDATA ppd, ppdNext;
+    ULONG i;
+
+    pPathObj = (PEXTPATHOBJ)ppo;
+    if (pPathObj == NULL || prectfx == NULL)
+        return;
+
+    yTop = xLeft = MAXLONG;
+    yBottom = xRight = MINLONG;
+
+    for (ppd = pPathObj->ppdFirst; ppd; ppd = ppdNext)
+    {
+        ppdNext = ppd->ppdNext;
+        for (i = 0; i < ppd->pd.count; ++i)
+        {
+            PPOINTFIX pptfx = &ppd->pd.pptfx[i];
+            if (pptfx->x < xLeft)
+                xLeft = pptfx->x;
+            if (pptfx->x > xRight)
+                xRight = pptfx->x;
+            if (pptfx->y < yTop)
+                yTop = pptfx->y;
+            if (pptfx->y > yBottom)
+                yBottom = pptfx->y;
+        }
+    }
+
+    if (xLeft < xRight && yTop < yBottom)
+    {
+        prectfx->xLeft = xLeft;
+        prectfx->yTop = yTop;
+        prectfx->xRight = xRight;
+        prectfx->yBottom = yBottom;
+    }
+    else
+    {
+        RtlZeroMemory(prectfx, sizeof(*prectfx));
+    }
+}
+
+/* EOF */
Index: reactos/win32ss/gdi/eng/stubs.c
===================================================================
--- reactos/win32ss/gdi/eng/stubs.c	(revision 75310)
+++ reactos/win32ss/gdi/eng/stubs.c	(working copy)
@@ -72,29 +72,6 @@
 /*
  * @unimplemented
  */
-PATHOBJ*
-APIENTRY
-EngCreatePath(VOID)
-{
-    // www.osr.com/ddk/graphics/gdifncs_4aav.htm
-    UNIMPLEMENTED;
-    return NULL;
-}
-
-/*
- * @unimplemented
- */
-VOID
-APIENTRY
-EngDeletePath(IN PATHOBJ *ppo)
-{
-    // www.osr.com/ddk/graphics/gdifncs_3fl3.htm
-    UNIMPLEMENTED;
-}
-
-/*
- * @unimplemented
- */
 BOOL
 APIENTRY
 EngEnumForms(
@@ -498,103 +475,6 @@
     return 0;
 }
 
-BOOL
-APIENTRY
-PATHOBJ_bCloseFigure(IN PATHOBJ *ppo)
-{
-    // www.osr.com/ddk/graphics/gdifncs_5mhz.htm
-    UNIMPLEMENTED;
-    return FALSE;
-}
-
-BOOL
-APIENTRY
-PATHOBJ_bEnum(
-    IN  PATHOBJ   *ppo,
-    OUT PATHDATA  *ppd)
-{
-    // www.osr.com/ddk/graphics/gdifncs_98o7.htm
-    UNIMPLEMENTED;
-    return FALSE;
-}
-
-BOOL
-APIENTRY
-PATHOBJ_bEnumClipLines(
-    IN PATHOBJ  *ppo,
-    IN ULONG  cb,
-    OUT CLIPLINE  *pcl)
-{
-    // www.osr.com/ddk/graphics/gdifncs_4147.htm
-    UNIMPLEMENTED;
-    return FALSE;
-}
-
-BOOL
-APIENTRY
-PATHOBJ_bMoveTo(
-    IN PATHOBJ  *ppo,
-    IN POINTFIX  ptfx)
-{
-    // www.osr.com/ddk/graphics/gdifncs_70vb.htm
-    UNIMPLEMENTED;
-    return FALSE;
-}
-
-BOOL
-APIENTRY
-PATHOBJ_bPolyBezierTo(
-    IN PATHOBJ  *ppo,
-    IN POINTFIX  *pptfx,
-    IN ULONG  cptfx)
-{
-    // www.osr.com/ddk/graphics/gdifncs_2c9z.htm
-    UNIMPLEMENTED;
-    return FALSE;
-}
-
-BOOL
-APIENTRY
-PATHOBJ_bPolyLineTo(
-    IN PATHOBJ  *ppo,
-    IN POINTFIX  *pptfx,
-    IN ULONG  cptfx)
-{
-    // www.osr.com/ddk/graphics/gdifncs_0x47.htm
-    UNIMPLEMENTED;
-    return FALSE;
-}
-
-VOID
-APIENTRY
-PATHOBJ_vEnumStart(IN PATHOBJ *ppo)
-{
-    // www.osr.com/ddk/graphics/gdifncs_74br.htm
-    UNIMPLEMENTED;
-}
-
-VOID
-APIENTRY
-PATHOBJ_vEnumStartClipLines(
-    IN PATHOBJ  *ppo,
-    IN CLIPOBJ  *pco,
-    IN SURFOBJ  *pso,
-    IN LINEATTRS  *pla)
-{
-    // www.osr.com/ddk/graphics/gdifncs_5grr.htm
-    UNIMPLEMENTED;
-}
-
-VOID
-APIENTRY
-PATHOBJ_vGetBounds(
-    IN PATHOBJ  *ppo,
-    OUT PRECTFX  prectfx)
-{
-    // www.osr.com/ddk/graphics/gdifncs_8qp3.htm
-    UNIMPLEMENTED;
-}
-
 /*
  * @unimplemented
  */