add OVerView slide to samplecode

change inline functions in SkColorPriv.h to static inline



git-svn-id: http://skia.googlecode.com/svn/trunk@415 2bbb7eff-a529-9590-31e7-b0007b416f81

1 files changed, 91 insertions, 0 deletions

diff --git a/samplecode/OverView.cpp b/samplecode/OverView.cpp
new file mode 100644
index 0000000000..e2abec220f
--- /dev/null
+++ b/samplecode/OverView.cpp
@@ -0,0 +1,91 @@
+#include "SampleCode.h"
+#include "SkCanvas.h"
+#include "SkView.h"
+
+static const int N = 8;
+const SkScalar W = SkIntToScalar(640);
+const SkScalar H = SkIntToScalar(480); 
+
+class OverView : public SkView {
+public:
+    OverView(int count, const SkViewFactory factories[]);
+    virtual ~OverView();
+    
+protected:
+    virtual bool onEvent(const SkEvent&);
+    virtual void onSizeChange();
+    
+    virtual void onDraw(SkCanvas* canvas) {
+        canvas->drawColor(SK_ColorLTGRAY);
+    }
+
+    virtual SkCanvas* beforeChildren(SkCanvas*);
+
+    virtual bool onQuery(SkEvent* evt) {
+        if (SampleCode::TitleQ(*evt)) {
+            SampleCode::TitleR(evt, "Overview");
+            return true;
+        }
+        return this->INHERITED::onQuery(evt);
+    }
+
+    virtual SkView::Click* onFindClickHandler(SkScalar x, SkScalar y) {
+        int ix = (int)(SkScalarDiv(x * N, W));
+        int iy = (int)(SkScalarDiv(y * N, H));
+        if (ix >= 0 && iy >= 0) {
+            SkEvent evt("set-curr-index");
+            evt.setFast32(iy * N + ix);
+            this->sendEventToParents(evt);
+        }
+        return NULL;
+    }
+
+private:
+    int             fCount;
+    const SkViewFactory*  fFactories;
+
+    typedef SkView INHERITED;
+};
+
+SkView* create_overview(int count, const SkViewFactory factories[]);
+SkView* create_overview(int count, const SkViewFactory factories[]) {
+    return SkNEW_ARGS(OverView, (count, factories));
+};
+
+OverView::OverView(int count, const SkViewFactory factories[]) {
+    fCount = count;
+    fFactories = factories;
+}
+
+OverView::~OverView() {
+}
+
+bool OverView::onEvent(const SkEvent& evt) {
+    return this->INHERITED::onEvent(evt);
+}
+
+void OverView::onSizeChange() {
+    this->detachAllChildren();
+    
+    SkScalar locX = 0;
+    SkScalar locY = 0;
+    for (int i = 0; i < fCount; i++) {
+        SkView* view = fFactories[i]();
+        view->setVisibleP(true);
+        this->attachChildToBack(view)->unref();
+        view->setLoc(locX, locY);
+        view->setSize(W, H);
+        locX += W;
+        if ((i % N) == N - 1) {
+            locY += H;
+            locX = 0;
+        }
+    }
+}
+
+SkCanvas* OverView::beforeChildren(SkCanvas* canvas) {
+    canvas->scale(SK_Scalar1 / N, SK_Scalar1 / N);
+    return canvas;
+}
+
+