--pictureDir foo will load serialized pictures <>.skp from the foo directory



git-svn-id: http://skia.googlecode.com/svn/trunk@4132 2bbb7eff-a529-9590-31e7-b0007b416f81
diff --git a/samplecode/SamplePictFile.cpp b/samplecode/SamplePictFile.cpp
new file mode 100644
index 0000000..f81a02a
--- /dev/null
+++ b/samplecode/SamplePictFile.cpp
@@ -0,0 +1,78 @@
+
+/*
+ * Copyright 2011 Google Inc.
+ *
+ * Use of this source code is governed by a BSD-style license that can be
+ * found in the LICENSE file.
+ */
+#include "SampleCode.h"
+#include "SkDumpCanvas.h"
+#include "SkView.h"
+#include "SkCanvas.h"
+#include "Sk64.h"
+#include "SkGradientShader.h"
+#include "SkGraphics.h"
+#include "SkImageDecoder.h"
+#include "SkPath.h"
+#include "SkPicture.h"
+#include "SkRandom.h"
+#include "SkRegion.h"
+#include "SkShader.h"
+#include "SkUtils.h"
+#include "SkColorPriv.h"
+#include "SkColorFilter.h"
+#include "SkTime.h"
+#include "SkTypeface.h"
+#include "SkXfermode.h"
+
+#include "SkStream.h"
+#include "SkXMLParser.h"
+
+class PictFileView : public SampleView {
+    SkString    fFilename;
+    SkPicture*  fPicture;
+public:
+    PictFileView(const char name[] = NULL) : fFilename(name) {
+        fPicture = NULL;
+    }
+    
+    virtual ~PictFileView() {
+        SkSafeUnref(fPicture);
+    }
+    
+protected:
+    // overrides from SkEventSink
+    virtual bool onQuery(SkEvent* evt) {
+        if (SampleCode::TitleQ(*evt)) {
+            SkString name("P:");
+            name.append(fFilename);
+            SampleCode::TitleR(evt, name.c_str());
+            return true;
+        }
+        return this->INHERITED::onQuery(evt);
+    }
+    
+    virtual void onDrawContent(SkCanvas* canvas) {
+        if (NULL == fPicture) {
+            SkFILEStream stream(fFilename.c_str());
+            fPicture = SkNEW_ARGS(SkPicture, (&stream));
+        }
+        canvas->drawPicture(*fPicture);
+    }
+    
+private:    
+    typedef SampleView INHERITED;
+};
+
+SampleView* CreateSamplePictFileView(const char filename[]);
+SampleView* CreateSamplePictFileView(const char filename[]) {
+    return new PictFileView(filename);
+}
+
+//////////////////////////////////////////////////////////////////////////////
+
+#if 0
+static SkView* MyFactory() { return new PictFileView; }
+static SkViewRegister reg(MyFactory);
+#endif
+