127 static void scale_rgn(SkRegion* dst, const SkRegion& src, float scale) {  in scale_rgn()
128     SkRegion tmp;  in scale_rgn()
129     SkRegion::Iterator iter(src);  in scale_rgn()
134         tmp.op(r, SkRegion::kUnion_Op);  in scale_rgn()
139 static void paint_rgn(SkCanvas* canvas, const SkRegion& rgn,  in paint_rgn()
141     SkRegion scaled;  in paint_rgn()
144     SkRegion::Iterator  iter(rgn);  in paint_rgn()
164     void build_base_rgn(SkRegion* rgn) {  in build_base_rgn()
168         rgn->op(r, SkRegion::kUnion_Op);  in build_base_rgn()
171     void build_rgn(SkRegion* rgn, SkRegion::Op op) {  in build_rgn()
196         SkRegion rgn;  in drawPredicates()
211         SkRegion rgn;  in drawOrig()
219     void drawRgnOped(SkCanvas* canvas, SkRegion::Op op, SkColor color) {  in drawRgnOped()
220         SkRegion    rgn;  in drawRgnOped()
225             SkRegion tmp, tmp2(rgn);  in drawRgnOped()
237                 SkRegion    tmp3;  in drawRgnOped()
261     void drawPathOped(SkCanvas* canvas, SkRegion::Op op, SkColor color) {  in drawPathOped()
262         SkRegion    rgn;  in drawPathOped()
299             SkRegion::Op    fOp;  in onDrawContent()
301             { SK_ColorBLACK,    "Difference",   SkRegion::kDifference_Op    },  in onDrawContent()
302             { SK_ColorRED,      "Intersect",    SkRegion::kIntersect_Op     },  in onDrawContent()
303             { 0xFF008800,       "Union",        SkRegion::kUnion_Op         },  in onDrawContent()
304             { SK_ColorBLUE,     "XOR",          SkRegion::kXOR_Op           }  in onDrawContent()
313             this->drawRgnOped(canvas, SkRegion::kUnion_Op, SK_ColorBLACK);  in onDrawContent()