pixman experiment work in progress

git-svn-id: http://skia.googlecode.com/svn/trunk@5960 2bbb7eff-a529-9590-31e7-b0007b416f81

1 files changed, 99 insertions, 0 deletions

diff --git a/experimental/pixman/pixman.mm b/experimental/pixman/pixman.mm
new file mode 100644
index 0000000000..f4db3df7b2
--- /dev/null
+++ b/experimental/pixman/pixman.mm
@@ -0,0 +1,99 @@
+
+#import "SkCanvas.h"
+#import "SkWindow.h"
+#include "SkGraphics.h"
+#include "SkCGUtils.h"
+
+#include <time.h>
+#include <sys/time.h>
+
+bool DrawPixman(SkCanvas* canvas, int step, bool usePixman);
+
+class SkPixmanView : public SkView {
+public:
+    SkPixmanView() {
+        this->setVisibleP(true);
+        this->setClipToBounds(false);
+        usePixman = true;
+        slide = 0;
+        step = -1;
+    };
+protected:
+    virtual void onDraw(SkCanvas* canvas) {
+        static int step = 0; // 12752; // 17908 ; // 17904; // drawLetters first error
+                             // drawStars triggers error at 23275
+                             // error is not easy to debug in its current state
+        static double seconds;
+        if (step == -1) {
+            timeval t;
+            gettimeofday(&t, NULL);
+            seconds = t.tv_sec+t.tv_usec/1000000.0;
+            step = 0;
+        }
+        canvas->drawColor(SK_ColorWHITE);
+        if (DrawPixman(canvas, slide, usePixman)) {
+            if (step == 100) {
+                timeval t;
+                gettimeofday(&t, NULL);
+                double last = seconds;
+                seconds = t.tv_sec+t.tv_usec/1000000.0;
+                SkDebugf("usePixman=%d seconds=%g\n", usePixman, seconds - last);
+                step = 0;
+            }
+            inval(NULL);
+        }
+    }
+    
+    virtual Click* onFindClickHandler(SkScalar , SkScalar ) {
+  //      usePixman ^= true;
+            ++slide;
+        return NULL;
+    }
+
+private:
+    bool usePixman;
+    int slide;
+    int step;
+    typedef SkView INHERITED; 
+};
+
+void application_init();
+void application_term();
+
+void application_init() {
+    SkGraphics::Init();
+    SkEvent::Init();
+}
+
+void application_term() {
+    SkGraphics::Term();
+    SkEvent::Term();
+}
+
+class FillLayout : public SkView::Layout {
+protected:
+    virtual void onLayoutChildren(SkView* parent) {
+        SkView* view = SkView::F2BIter(parent).next();
+        view->setSize(parent->width(), parent->height());
+    }
+};
+
+#import "SimpleApp.h"
+
+@implementation SimpleNSView
+
+- (id)initWithDefaults {
+    if ((self = [super initWithDefaults])) {
+        fWind = new SkOSWindow(self); 
+        fWind->setLayout(new FillLayout, false);
+        fWind->attachChildToFront(new SkPixmanView)->unref();
+    }
+    return self;
+}
+
+- (void)drawRect:(NSRect)dirtyRect {
+    CGContextRef ctx = (CGContextRef)[[NSGraphicsContext currentContext] graphicsPort];
+    SkCGDrawBitmap(ctx, fWind->getBitmap(), 0, 0);
+}
+
+@end