Rename VulkanViewer to Viewer, take 2.

Also puts Window and Application in sk_app namespace.

BUG=skia:
GOLD_TRYBOT_URL= https://gold.skia.org/search2?unt=true&query=source_type%3Dgm&master=false&issue=1945103003

Review-Url: https://codereview.chromium.org/1945103003

1 files changed, 60 insertions, 0 deletions

diff --git a/tools/viewer/viewer/Viewer.h b/tools/viewer/viewer/Viewer.h
new file mode 100644
index 0000000000..43d29baa96
--- /dev/null
+++ b/tools/viewer/viewer/Viewer.h
@@ -0,0 +1,60 @@
+/*
+* Copyright 2016 Google Inc.
+*
+* Use of this source code is governed by a BSD-style license that can be
+* found in the LICENSE file.
+*/
+
+#ifndef Viewer_DEFINED
+#define Viewer_DEFINED
+
+#include "../Application.h"
+#include "../Window.h"
+#include "gm.h"
+#include "SkAnimTimer.h"
+#include "Slide.h"
+
+class SkCanvas;
+
+class Viewer : public sk_app::Application {
+public:
+    Viewer(int argc, char** argv, void* platformData);
+    ~Viewer() override;
+
+    bool onKey(sk_app::Window::Key key, sk_app::Window::InputState state, uint32_t modifiers);
+    bool onChar(SkUnichar, uint32_t modifiers);
+    void onPaint(SkCanvas* canvas);
+    void onIdle(double ms) override;
+
+private:
+    void initSlides();
+    void setupCurrentSlide(int previousSlide);
+
+    void drawStats(SkCanvas* canvas);
+
+    void changeZoomLevel(float delta);
+    void updateMatrix();
+
+    sk_app::Window*        fWindow;
+
+    static const int kMeasurementCount = 64;  // should be power of 2 for fast mod
+    double fMeasurements[kMeasurementCount];
+    int fCurrentMeasurement;
+
+    SkAnimTimer            fAnimTimer;
+    SkTArray<sk_sp<Slide>> fSlides;
+    int                    fCurrentSlide;
+
+    bool                   fDisplayStats;
+
+    // transform data
+    SkMatrix               fLocalMatrix;
+    SkScalar               fZoomCenterX;
+    SkScalar               fZoomCenterY;
+    SkScalar               fZoomLevel;
+    SkScalar               fZoomScale;
+
+};
+
+
+#endif