michael@0: 
michael@0: /*
michael@0:  * Copyright 2011 Google Inc.
michael@0:  *
michael@0:  * Use of this source code is governed by a BSD-style license that can be
michael@0:  * found in the LICENSE file.
michael@0:  */
michael@0: #include "SkViewPriv.h"
michael@0: 
michael@0: //////////////////////////////////////////////////////////////////////
michael@0: 
michael@0: void SkView::Artist::draw(SkView* view, SkCanvas* canvas)
michael@0: {
michael@0:     SkASSERT(view && canvas);
michael@0:     this->onDraw(view, canvas);
michael@0: }
michael@0: 
michael@0: void SkView::Artist::inflate(const SkDOM& dom, const SkDOM::Node* node)
michael@0: {
michael@0:     SkASSERT(&dom && node);
michael@0:     this->onInflate(dom, node);
michael@0: }
michael@0: 
michael@0: void SkView::Artist::onInflate(const SkDOM&, const SkDOM::Node*)
michael@0: {
michael@0:     // subclass should override this as needed
michael@0: }
michael@0: 
michael@0: SkView::Artist* SkView::getArtist() const
michael@0: {
michael@0:     Artist_SkTagList* rec = (Artist_SkTagList*)this->findTagList(kViewArtist_SkTagList);
michael@0:     SkASSERT(rec == NULL || rec->fArtist != NULL);
michael@0: 
michael@0:     return rec ? rec->fArtist : NULL;
michael@0: }
michael@0: 
michael@0: SkView::Artist* SkView::setArtist(Artist* obj)
michael@0: {
michael@0:     if (obj == NULL)
michael@0:     {
michael@0:         this->removeTagList(kViewArtist_SkTagList);
michael@0:     }
michael@0:     else    // add/replace
michael@0:     {
michael@0:         Artist_SkTagList* rec = (Artist_SkTagList*)this->findTagList(kViewArtist_SkTagList);
michael@0: 
michael@0:         if (rec)
michael@0:             SkRefCnt_SafeAssign(rec->fArtist, obj);
michael@0:         else
michael@0:             this->addTagList(new Artist_SkTagList(obj));
michael@0:     }
michael@0:     return obj;
michael@0: }
michael@0: 
michael@0: ////////////////////////////////////////////////////////////////////////////////
michael@0: 
michael@0: void SkView::Layout::layoutChildren(SkView* parent)
michael@0: {
michael@0:     SkASSERT(parent);
michael@0:     if (parent->width() > 0 && parent->height() > 0)
michael@0:         this->onLayoutChildren(parent);
michael@0: }
michael@0: 
michael@0: void SkView::Layout::inflate(const SkDOM& dom, const SkDOM::Node* node)
michael@0: {
michael@0:     SkASSERT(&dom && node);
michael@0:     this->onInflate(dom, node);
michael@0: }
michael@0: 
michael@0: void SkView::Layout::onInflate(const SkDOM&, const SkDOM::Node*)
michael@0: {
michael@0:     // subclass should override this as needed
michael@0: }
michael@0: 
michael@0: SkView::Layout* SkView::getLayout() const
michael@0: {
michael@0:     Layout_SkTagList* rec = (Layout_SkTagList*)this->findTagList(kViewLayout_SkTagList);
michael@0:     SkASSERT(rec == NULL || rec->fLayout != NULL);
michael@0: 
michael@0:     return rec ? rec->fLayout : NULL;
michael@0: }
michael@0: 
michael@0: SkView::Layout* SkView::setLayout(Layout* obj, bool invokeLayoutNow)
michael@0: {
michael@0:     if (obj == NULL)
michael@0:     {
michael@0:         this->removeTagList(kViewLayout_SkTagList);
michael@0:     }
michael@0:     else    // add/replace
michael@0:     {
michael@0:         Layout_SkTagList* rec = (Layout_SkTagList*)this->findTagList(kViewLayout_SkTagList);
michael@0: 
michael@0:         if (rec)
michael@0:             SkRefCnt_SafeAssign(rec->fLayout, obj);
michael@0:         else
michael@0:             this->addTagList(new Layout_SkTagList(obj));
michael@0:     }
michael@0: 
michael@0:     if (invokeLayoutNow)
michael@0:         this->invokeLayout();
michael@0: 
michael@0:     return obj;
michael@0: }