[GDI+: 1/10] first pen implementation

Evan Stade estade at gmail.com
Mon Jun 11 13:51:15 CDT 2007


Hi,

This series is largely the same as the last, but broken up into smaller chunks.

Changelog:
*Added small gdi+ pen implementation

 dlls/gdiplus/Makefile.in       |    5 ++-
 dlls/gdiplus/gdiplus.c         |   14 ++++++++
 dlls/gdiplus/gdiplus.spec      |    4 +-
 dlls/gdiplus/gdiplus_private.h |   38 +++++++++++++++++++++
 dlls/gdiplus/pen.c             |   72 ++++++++++++++++++++++++++++++++++++++++
 5 files changed, 129 insertions(+), 4 deletions(-)

-Evan Stade
-------------- next part --------------
diff --git a/dlls/gdiplus/Makefile.in b/dlls/gdiplus/Makefile.in
index f1d5040..3f57760 100644
--- a/dlls/gdiplus/Makefile.in
+++ b/dlls/gdiplus/Makefile.in
@@ -4,10 +4,11 @@ SRCDIR    = @srcdir@
 VPATH     = @srcdir@
 MODULE    = gdiplus.dll
 IMPORTLIB = libgdiplus.$(IMPLIBEXT)
-IMPORTS   = gdi32 advapi32 kernel32 ntdll
+IMPORTS   = gdi32 advapi32 kernel32 ntdll user32
 
 C_SRCS = \
-	gdiplus.c
+	gdiplus.c \
+	pen.c
 
 @MAKE_DLL_RULES@
 
diff --git a/dlls/gdiplus/gdiplus.c b/dlls/gdiplus/gdiplus.c
index 2cb04a6..8dddd11 100644
--- a/dlls/gdiplus/gdiplus.c
+++ b/dlls/gdiplus/gdiplus.c
@@ -79,3 +79,17 @@ void WINGDIPAPI GdipFree(void* ptr)
 {
     HeapFree(GetProcessHeap(), 0, ptr);
 }
+
+COLORREF ARGB2COLORREF(ARGB color)
+{
+    /*
+    Packing of these color structures:
+    COLORREF:   00bbggrr
+    ARGB:       aarrggbb
+    FIXME:doesn't handle alpha channel
+    */
+    return (COLORREF)
+        ((color & 0x0000ff) << 16) + 
+         (color & 0x00ff00) + 
+        ((color & 0xff0000) >> 16);
+}
diff --git a/dlls/gdiplus/gdiplus.spec b/dlls/gdiplus/gdiplus.spec
index 99b56b8..2bb3ba9 100644
--- a/dlls/gdiplus/gdiplus.spec
+++ b/dlls/gdiplus/gdiplus.spec
@@ -111,7 +111,7 @@
 @ stub GdipCreatePathGradientFromPath
 @ stub GdipCreatePathGradientI
 @ stub GdipCreatePathIter
-@ stub GdipCreatePen1
+@ stdcall GdipCreatePen1(long long long ptr)
 @ stub GdipCreatePen2
 @ stub GdipCreateRegion
 @ stub GdipCreateRegionHrgn
@@ -136,7 +136,7 @@
 @ stub GdipDeleteMatrix
 @ stub GdipDeletePath
 @ stub GdipDeletePathIter
-@ stub GdipDeletePen
+@ stdcall GdipDeletePen(ptr)
 @ stub GdipDeletePrivateFontCollection
 @ stub GdipDeleteRegion
 @ stub GdipDeleteStringFormat
diff --git a/dlls/gdiplus/gdiplus_private.h b/dlls/gdiplus/gdiplus_private.h
new file mode 100644
index 0000000..2d3a179
--- /dev/null
+++ b/dlls/gdiplus/gdiplus_private.h
@@ -0,0 +1,38 @@
+/*
+ * Copyright (C) 2007 Google (Evan Stade)
+ *
+ * This library is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU Lesser General Public
+ * License as published by the Free Software Foundation; either
+ * version 2.1 of the License, or (at your option) any later version.
+ *
+ * This library is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+ * Lesser General Public License for more details.
+ *
+ * You should have received a copy of the GNU Lesser General Public
+ * License along with this library; if not, write to the Free Software
+ * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA
+ */
+
+#ifndef __WINE_GP_PRIVATE_H_
+#define __WINE_GP_PRIVATE_H_
+
+#include "windef.h"
+#include "winbase.h"
+#include "gdiplus.h"
+
+#define GP_DEFAULT_PENSTYLE (PS_GEOMETRIC | PS_ENDCAP_FLAT)
+
+COLORREF ARGB2COLORREF(ARGB color);
+
+struct GpPen{
+    UINT style;
+    COLORREF color;
+    GpUnit unit;
+    REAL width;
+    HPEN gdipen;
+};
+
+#endif
diff --git a/dlls/gdiplus/pen.c b/dlls/gdiplus/pen.c
new file mode 100644
index 0000000..9354646
--- /dev/null
+++ b/dlls/gdiplus/pen.c
@@ -0,0 +1,72 @@
+/*
+ * Copyright (C) 2007 Google (Evan Stade)
+ *
+ * This library is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU Lesser General Public
+ * License as published by the Free Software Foundation; either
+ * version 2.1 of the License, or (at your option) any later version.
+ *
+ * This library is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+ * Lesser General Public License for more details.
+ *
+ * You should have received a copy of the GNU Lesser General Public
+ * License along with this library; if not, write to the Free Software
+ * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA
+ */
+
+#include <stdarg.h>
+
+#include "windef.h"
+#include "winbase.h"
+#include "wingdi.h"
+#include "gdiplus.h"
+#include "gdiplus_private.h"
+#include "wine/debug.h"
+
+WINE_DEFAULT_DEBUG_CHANNEL(gdiplus);
+
+GpStatus WINGDIPAPI GdipCreatePen1(ARGB color, FLOAT width, GpUnit unit, 
+    GpPen **pen)
+{
+    LOGBRUSH lb;
+    GpPen *gp_pen;
+
+    gp_pen = (GpPen*) GdipAlloc(sizeof(GpPen));
+    if(!pen)    return OutOfMemory;
+
+    gp_pen->style = GP_DEFAULT_PENSTYLE;
+    gp_pen->color = ARGB2COLORREF(color);
+    gp_pen->width = width;
+    gp_pen->unit = unit;
+
+    /* FIXME: Currently only solid lines supported. */
+    lb.lbStyle = BS_SOLID;
+    lb.lbColor = gp_pen->color;
+    lb.lbHatch = 0;
+
+    if((gp_pen->unit == UnitWorld) || (gp_pen->unit == UnitPixel)) {
+        gp_pen->gdipen = ExtCreatePen(gp_pen->style, (INT) gp_pen->width, &lb, 
+            0, NULL);
+    } else {
+        FIXME("UnitWorld, UnitPixel only supported units");
+        return NotImplemented;
+    }
+
+    if(!gp_pen)
+        return GenericError;
+
+    *pen = gp_pen;
+
+    return Ok;
+}
+
+GpStatus WINGDIPAPI GdipDeletePen(GpPen *pen)
+{
+    if(!pen)    return InvalidParameter;
+    DeleteObject(pen->gdipen);
+    GdipFree(pen);
+
+    return Ok;
+}
-- 
1.4.1


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