V8 and Skia

R=robertphillips@google.com

Author: jcgregorio@google.com

Review URL: https://codereview.chromium.org/93933005

git-svn-id: http://skia.googlecode.com/svn/trunk@12503 2bbb7eff-a529-9590-31e7-b0007b416f81

experimental/SkV8Example/SkV8Example.cpp

+/*
+ * Copyright 2013 Google Inc.
+ *
+ *
+ * Use of this source code is governed by a BSD-style license that can be
+ * found in the LICENSE file.
+ *
+ */
+#include <v8.h>
+
+using namespace v8;
+
+#include "SkV8Example.h"
+
+#include "gl/GrGLUtil.h"
+#include "gl/GrGLDefines.h"
+#include "gl/GrGLInterface.h"
+#include "SkApplication.h"
+#include "SkDraw.h"
+#include "SkGpuDevice.h"
+#include "SkGraphics.h"
+
+
+void application_init() {
+    SkGraphics::Init();
+    SkEvent::Init();
+}
+
+void application_term() {
+    SkEvent::Term();
+    SkGraphics::Term();
+}
+
+SkV8ExampleWindow::SkV8ExampleWindow(void* hwnd)
+    : INHERITED(hwnd) {
+
+    this->setConfig(SkBitmap::kARGB_8888_Config);
+    this->setVisibleP(true);
+    this->setClipToBounds(false);
+}
+
+
+void SkV8ExampleWindow::onDraw(SkCanvas* canvas) {
+  printf("Draw\n");
+
+  canvas->drawColor(SK_ColorWHITE);
+  SkPaint paint;
+  paint.setColor(SK_ColorRED);
+
+  // Draw a rectangle with blue paint
+  SkRect rect = {
+    SkIntToScalar(10), SkIntToScalar(10),
+    SkIntToScalar(128), SkIntToScalar(128)
+  };
+  canvas->drawRect(rect, paint);
+
+  INHERITED::onDraw(canvas);
+}
+
+#ifdef SK_BUILD_FOR_WIN
+void SkV8ExampleWindow::onHandleInval(const SkIRect& rect) {
+    RECT winRect;
+    winRect.top = rect.top();
+    winRect.bottom = rect.bottom();
+    winRect.right = rect.right();
+    winRect.left = rect.left();
+    InvalidateRect((HWND)this->getHWND(), &winRect, false);
+}
+#endif
+
+
+SkOSWindow* create_sk_window(void* hwnd, int argc, char** argv) {
+  printf("Started\n");
+
+  // Get the default Isolate created at startup.
+  Isolate* isolate = Isolate::GetCurrent();
+
+  // Create a stack-allocated handle scope.
+  HandleScope handle_scope(isolate);
+
+  // Create a new context.
+  Handle<Context> context = Context::New(isolate);
+
+  // Here's how you could create a Persistent handle to the context, if needed.
+  Persistent<Context> persistent_context(isolate, context);
+
+  // Enter the created context for compiling and
+  // running the hello world script.
+  Context::Scope context_scope(context);
+
+  // Create a string containing the JavaScript source code.
+  Handle<String> source = String::New("'Hello' + ', World!'");
+
+  // Compile the source code.
+  Handle<Script> script = Script::Compile(source);
+
+  // Run the script to get the result.
+  Handle<Value> result = script->Run();
+
+  // The persistent handle needs to be eventually disposed.
+  persistent_context.Dispose();
+
+  // Convert the result to an ASCII string and print it.
+  String::AsciiValue ascii(result);
+  printf("%s\n", *ascii);
+
+    return new SkV8ExampleWindow(hwnd);
+}

experimental/SkV8Example/SkV8Example.h

+/*
+ * Copyright 2013 Google Inc.
+ *
+ *
+ * Use of this source code is governed by a BSD-style license that can be
+ * found in the LICENSE file.
+ *
+ */
+
+#ifndef SkV8Example_DEFINED
+#define SkV8Example_DEFINED
+
+#include "SkWindow.h"
+
+class SkCanvas;
+
+
+class SkV8ExampleWindow : public SkOSWindow {
+public:
+   SkV8ExampleWindow(void* hwnd);
+
+
+protected:
+    virtual void onDraw(SkCanvas* canvas) SK_OVERRIDE;
+
+
+#ifdef SK_BUILD_FOR_WIN
+    virtual void onHandleInval(const SkIRect&) SK_OVERRIDE;
+#endif
+
+private:
+    typedef SkOSWindow INHERITED;
+};
+
+#endif

gyp/everything.gyp

@@ -22,6 +22,7 @@
           'dependencies': [
             'debugger.gyp:debugger',
             'pdfviewer.gyp:pdfviewer',
+            #'v8.gyp:SkV8Example',
             ],
         }],
         # DM assumes you've got a GPU.

gyp/v8.gyp

+# GYP file to build a V8 sample.
+{
+  'targets': [
+    {
+      'target_name': 'SkV8Example',
+      'type': 'executable',
+      'mac_bundle' : 1,
+      'include_dirs' : [
+        '../tools/flags',
+        '../../../v8/include',
+        ],
+      'includes': [],
+       'sources': [
+         '../experimental/SkV8Example/SkV8Example.h',
+         '../experimental/SkV8Example/SkV8Example.cpp',
+       ],
+       'dependencies': [
+         'skia_lib.gyp:skia_lib',
+         'views.gyp:views',
+         'xml.gyp:xml',
+       ],
+
+        'link_settings': {
+          'libraries': [
+
+            '-lpthread',
+            '-lrt',
+            '../../../v8/out/native/obj.target/tools/gyp/libv8_base.x64.a',
+          '../../../v8/out/native/obj.target/tools/gyp/libv8_snapshot.a',
+
+          '../../../v8/out/native/obj.target/third_party/icu/libicudata.a',
+          '../../../v8/out/native/obj.target/third_party/icu/libicui18n.a',
+          '../../../v8/out/native/obj.target/third_party/icu/libicuuc.a',
+
+          '../../../v8/out/native/obj.target/icudata/third_party/icu/linux/icudt46l_dat.o',
+            ],
+        },
+       'conditions' : [
+         [ 'skia_gpu == 1', {
+           'include_dirs' : [
+             '../src/gpu',  #gl/GrGLUtil.h
+             ]
+         }],
+        [ 'skia_os == "win"', {
+         'sources' : [
+           '../src/views/win/SkOSWindow_Win.cpp',
+           '../src/views/win/skia_win.cpp',
+           ],
+          },
+        ],
+
+        [ 'skia_os == "mac"', {
+          'sources': [
+
+          '../src/views/mac/SampleAppDelegate.h',
+          '../src/views/mac/SampleAppDelegate.mm',
+          '../src/views/mac/SkEventNotifier.mm',
+          '../src/views/mac/skia_mac.mm',
+          '../src/views/mac/SkNSView.h',
+          '../src/views/mac/SkNSView.mm',
+          '../src/views/mac/SkOptionsTableView.h',
+          '../src/views/mac/SkOptionsTableView.mm',
+          '../src/views/mac/SkOSWindow_Mac.mm',
+          '../src/views/mac/SkTextFieldCell.h',
+          '../src/views/mac/SkTextFieldCell.m',
+          ],
+        'include_dirs' : [
+          '../src/views/mac/'
+          ],
+        'xcode_settings' : {
+          'INFOPLIST_FILE' : '../experimental/SkiaExamples/SkiaExamples-Info.plist',
+        },
+        'mac_bundle_resources' : [
+          '../experimental/SkiaExamples/SkiaExamples.xib'
+          ],
+        }
+      ],
+     ],
+    }
+  ],
+}