update with tests for blur

git-svn-id: http://skia.googlecode.com/svn/trunk@357 2bbb7eff-a529-9590-31e7-b0007b416f81

diff --git a/samplecode/SampleBlur.cpp b/samplecode/SampleBlur.cpp
index 13bf10a..7377d68 100644 (file)
--- a/samplecode/SampleBlur.cpp
+++ b/samplecode/SampleBlur.cpp
@@ -63,14 +63,33 @@ protected:
     
     virtual void onDraw(SkCanvas* canvas) {
         drawBG(canvas);
+        
+        SkBlurMaskFilter::BlurStyle NONE = SkBlurMaskFilter::BlurStyle(-999);
+        static const struct {
+            SkBlurMaskFilter::BlurStyle fStyle;
+            int                         fCx, fCy;
+        } gRecs[] = {
+            { NONE,                                 0,  0 },
+            { SkBlurMaskFilter::kInner_BlurStyle,  -1,  0 },
+            { SkBlurMaskFilter::kNormal_BlurStyle,  0,  1 },
+            { SkBlurMaskFilter::kSolid_BlurStyle,   0, -1 },
+            { SkBlurMaskFilter::kOuter_BlurStyle,   1,  0 },
+        };
 
-        SkMaskFilter* mf = SkBlurMaskFilter::Create(20, SkBlurMaskFilter::kOuter_BlurStyle);
         SkPaint paint;
         paint.setAntiAlias(true);
-        
-        canvas->drawCircle(100, 100, 50, paint);
-        paint.setMaskFilter(mf)->unref();
-        canvas->drawCircle(200, 100, 50, paint);
+        paint.setColor(SK_ColorBLUE);
+
+        for (size_t i = 0; i < SK_ARRAY_COUNT(gRecs); i++) {
+            if (gRecs[i].fStyle != NONE) {
+                SkMaskFilter* mf = SkBlurMaskFilter::Create(20, gRecs[i].fStyle);
+                paint.setMaskFilter(mf)->unref();
+            } else {
+                paint.setMaskFilter(NULL);
+            }
+            canvas->drawCircle(200 + gRecs[i].fCx*100,
+                               200 + gRecs[i].fCy*100, 50, paint);
+        }
     }
     
 private:

diff --git a/samplecode/SampleStrokePath.cpp b/samplecode/SampleStrokePath.cpp
index ec0a970..5de6b72 100644 (file)
--- a/samplecode/SampleStrokePath.cpp
+++ b/samplecode/SampleStrokePath.cpp
@@ -5,6 +5,8 @@
 #include "SkRandom.h"
 #include "SkView.h"
 
+#include "SkBlurMaskFilter.h"
+
 static void scale_to_width(SkPath* path, SkScalar dstWidth) {
     const SkRect& bounds = path->getBounds();
     SkScalar scale = dstWidth / bounds.width();
@@ -83,6 +85,36 @@ protected:
 
         SkPaint paint;
         paint.setAntiAlias(true);
+        
+        if (true) {
+            canvas->drawColor(SK_ColorBLACK);
+
+            paint.setTextSize(24);
+            paint.setColor(SK_ColorWHITE);
+            canvas->translate(10, 30);
+
+            static const SkBlurMaskFilter::BlurStyle gStyle[] = {
+                SkBlurMaskFilter::kNormal_BlurStyle,
+                SkBlurMaskFilter::kInner_BlurStyle,
+                SkBlurMaskFilter::kOuter_BlurStyle,
+                SkBlurMaskFilter::kSolid_BlurStyle,
+            };
+            for (int x = 0; x < 5; x++) {
+                SkMaskFilter* mf;
+                SkScalar radius = 4;
+                for (int y = 0; y < 10; y++) {
+                    if (x) {
+                        mf = SkBlurMaskFilter::Create(radius, gStyle[x - 1]);
+                        paint.setMaskFilter(mf)->unref();
+                    }
+                    canvas->drawText("Title Bar", 9, x*100, y*30, paint);
+                    radius *= 0.75f;
+                }
+                
+            }
+            return;
+        }
+
         paint.setColor(SK_ColorBLUE);
 
 #if 1