From 7b52cc13af4e85f1ca2deb6b6c77de9c95ea0dcf Mon Sep 17 00:00:00 2001
From: scuri <scuri>
Date: Fri, 17 Oct 2008 06:10:33 +0000
Subject: First commit - moving from LuaForge to SourceForge

---
 src/gdiplus/cdwemfp.cpp | 105 ++++++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 105 insertions(+)
 create mode 100644 src/gdiplus/cdwemfp.cpp

(limited to 'src/gdiplus/cdwemfp.cpp')

diff --git a/src/gdiplus/cdwemfp.cpp b/src/gdiplus/cdwemfp.cpp
new file mode 100644
index 0000000..38b4200
--- /dev/null
+++ b/src/gdiplus/cdwemfp.cpp
@@ -0,0 +1,105 @@
+/** \file
+ * \brief Windows GDI+ EMF Driver
+ *
+ * See Copyright Notice in cd.h
+ */
+
+#include "cdwinp.h"
+#include "cdemf.h"
+#include <stdlib.h>
+#include <stdio.h>
+
+
+
+static void cdkillcanvas (cdCtxCanvas* ctxcanvas)
+{
+  cdwpKillCanvas(ctxcanvas);
+  delete ctxcanvas->metafile;
+  delete ctxcanvas;
+}
+
+/*
+%F cdCreateCanvas para EMF.
+O DC é um EMF em memoria.
+*/
+static void cdcreatecanvas(cdCanvas* canvas, void* data)
+{
+  char* strdata = (char*)data;
+  char filename[10240] = "";
+  Metafile* metafile;
+  
+  /* Inicializa parametros */
+  if (strdata == NULL) 
+    return;
+  
+  strdata += cdGetFileName(strdata, filename);
+  if (filename[0] == 0)
+    return;
+  
+  int w = 0, h = 0;
+  sscanf(strdata,"%dx%d", &w, &h); 
+  if (w == 0 || h == 0)
+    return;
+  
+  {
+    /* Verifica se o arquivo pode ser aberto para escrita */
+    FILE* file = fopen(filename, "wb");
+    if (file == NULL)
+      return;
+    fclose(file);
+  }
+
+  {
+    HDC ScreenDC = GetDC(NULL);
+    /* LOGPIXELS can not be used for EMF */
+    canvas->xres = (double)GetDeviceCaps(ScreenDC, HORZRES) / (double)GetDeviceCaps(ScreenDC, HORZSIZE);
+    canvas->yres = (double)GetDeviceCaps(ScreenDC, VERTRES) / (double)GetDeviceCaps(ScreenDC, VERTSIZE);
+
+    Rect frameRect(0, 0, (int)(100 * w / canvas->xres), (int)(100 * h / canvas->yres));
+
+    metafile = new Metafile(cdwpString2Unicode(filename, strlen(filename)), 
+                                      ScreenDC, frameRect, MetafileFrameUnitGdi, EmfTypeEmfPlusDual, NULL);
+
+    ReleaseDC(NULL, ScreenDC);
+  }
+
+  canvas->w = w;
+  canvas->h = h;
+  canvas->bpp = 24;
+
+  Graphics* graphics = new Graphics(metafile);
+  
+  /* Inicializa driver WIN32 */
+  cdCtxCanvas* ctxcanvas = cdwpCreateCanvas(canvas, graphics, CDW_EMF);
+
+  /* Inicializacao de variaveis particulares para o EMF */
+  ctxcanvas->metafile = metafile;
+}
+
+static void cdinittable(cdCanvas* canvas)
+{
+  cdwpInitTable(canvas);
+
+  canvas->cxKillCanvas = cdkillcanvas;
+}
+
+static cdContext cdEMFContext =
+{
+  CD_CAP_ALL & ~(CD_CAP_CLEAR | CD_CAP_PLAY | CD_CAP_FLUSH | CD_CAP_YAXIS | 
+                  CD_CAP_FPRIMTIVES | 
+                 CD_CAP_GETIMAGERGB | CD_CAP_IMAGESRV),
+  1,
+  cdcreatecanvas,  
+  cdinittable,
+  NULL,          
+  NULL
+};
+
+extern "C" {
+cdContext* cdContextEMFPlus(void)
+{
+  return &cdEMFContext;
+}
+}
+
+
-- 
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