1 files changed, 87 insertions, 0 deletions
diff --git a/src/shapes/SkGroupShape.cpp b/src/shapes/SkGroupShape.cpp
new file mode 100644
index 0000000000..1322fe49b3
--- /dev/null
+++ b/src/shapes/SkGroupShape.cpp
@@ -0,0 +1,87 @@
+#include "SkGroupShape.h"
+
+SkGroupShape::SkGroupShape() {}
+
+SkGroupShape::~SkGroupShape() {
+    this->removeAllShapes();
+}
+
+int SkGroupShape::countShapes() const {
+    return fList.count();
+}
+
+SkShape* SkGroupShape::getShape(int index) const {
+    if ((unsigned)index < (unsigned)fList.count()) {
+        return fList[index];
+    }
+    return NULL;
+}
+
+SkShape* SkGroupShape::addShape(int index, SkShape* shape) {
+    int count = fList.count();
+    if (NULL == shape || index < 0 || index > count) {
+        return shape;
+    }
+
+    shape->ref();
+    SkShape** spot;
+    if (index == count) {
+        spot = fList.append();
+    } else {
+        spot = fList.insert(index);
+    }
+    *spot = shape;
+    return shape;
+}
+
+void SkGroupShape::removeShape(int index) {
+    if ((unsigned)index < (unsigned)fList.count()) {
+        fList[index]->unref();
+        fList.remove(index);
+    }
+}
+
+void SkGroupShape::removeAllShapes() {
+    fList.unrefAll();
+    fList.reset();
+}
+
+///////////////////////////////////////////////////////////////////////////////
+
+void SkGroupShape::onDraw(SkCanvas* canvas) {
+    SkShape** iter = fList.begin();
+    SkShape** stop = fList.end();
+    while (iter < stop) {
+        (*iter)->draw(canvas);
+        iter++;
+    }
+}
+
+SkFlattenable::Factory SkGroupShape::getFactory() {
+    return CreateProc;
+}
+
+void SkGroupShape::flatten(SkFlattenableWriteBuffer& buffer) {
+    this->INHERITED::flatten(buffer);
+
+    int count = fList.count();
+    buffer.write32(count);
+    for (int i = 0; i < count; i++) {
+        buffer.writeFunctionPtr((void*)fList[i]->getFactory());
+        fList[i]->flatten(buffer);
+    }
+}
+
+SkGroupShape::SkGroupShape(SkFlattenableReadBuffer& buffer) : INHERITED(buffer){
+    int count = buffer.readS32();
+    for (int i = 0; i < count; i++) {
+        SkFlattenable::Factory fact =
+                            (SkFlattenable::Factory)buffer.readFunctionPtr();
+        this->appendShape((SkShape*)fact(buffer))->unref();
+    }
+}
+
+SkFlattenable* SkGroupShape::CreateProc(SkFlattenableReadBuffer& buffer) {
+    return SkNEW_ARGS(SkGroupShape, (buffer));
+}
+