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C++ ObjectList::first_object方法代码示例

本文整理汇总了C++中ObjectList::first_object方法的典型用法代码示例。如果您正苦于以下问题:C++ ObjectList::first_object方法的具体用法?C++ ObjectList::first_object怎么用?C++ ObjectList::first_object使用的例子?那么, 这里精选的方法代码示例或许可以为您提供帮助。您也可以进一步了解该方法所在ObjectList的用法示例。


在下文中一共展示了ObjectList::first_object方法的1个代码示例,这些例子默认根据受欢迎程度排序。您可以为喜欢或者感觉有用的代码点赞,您的评价将有助于系统推荐出更棒的C++代码示例。

示例1: OnSetActive

BOOL CWCalendarView::OnSetActive() 
{
	// Open the document
	if (!CWView::OnSetActive())
		return FALSE;

	// Show final text
	m_strTopText.LoadString(IDS_WH_CALENDAR_FINAL);
	UpdateData(FALSE);

	// Use calendar style to edit the document
	CCalendarDoc* pDoc = (CCalendarDoc*)m_pDoc;
	CAL_PICTURE_STYLE PicStyle = ((CWCalendarPageContainer*)m_pContainer)->GetPictureStyle();
	pDoc->GotoPage(1);

	// Retrieve the bound for the current picture page & whole calendar
	PBOX PicBound = pDoc->GetPicturePageBound(pDoc->CurrentPageIndex());

	if (PicStyle == CAL_PICTURE_NONE)
	{
		// Remove picture page, front & back cover pages
		// ASSUME there is only one picture page to begin with
		pDoc->DocumentRecord()->delete_page(m_pDoc->GetPage(0));
		pDoc->GotoPage(0);
		pDoc->DocumentRecord()->delete_page(m_pDoc->GetPage(1));
		pDoc->InvalidateLastKnownPage();
	}
	DWORD dwAtPage = pDoc->CurrentPageIndex(); // current working page

	// Change the picture style
	CalendarObject* pCalendarObject = pDoc->find_calendar_object(dwAtPage);
	pDoc->SetPictureStyle(PicStyle);
	pCalendarObject->SetPictureStyle(PicStyle);

	// Retrieve a list of objects in the current page
   ObjectList* pObjectList = pDoc->object_list();
	PMGPageObject* pObject = (PMGPageObject*)pObjectList->first_object();

	// If we're removing pictures, loop through objects and remove anything
	// that's in the picture bound
	PPNT bottom_dims, top_dims;
	pDoc->GetPageDims(bottom_dims, top_dims);
	if (PicStyle == CAL_PICTURE_NONE)
	{
		long nMove = (bottom_dims.y - top_dims.y);
		while (pObject != NULL)
		{
			PBOX bound = ((RectPageObject*)pObject)->get_unrotated_bound();
			PBOX intersect;
			
			// If the bounds intersect, remove the object
			// otherwise, shift it up for rescale
			if (IntersectBox(&intersect, &bound, &PicBound))
			{
				PMGPageObject* pNextObject = (PMGPageObject*)pObject->next_object();
				pObjectList->detach(pObject);
				pObject->destroy();
				delete pObject;

				pObject = pNextObject;
			}
			else
			{
				// Move the object up
				bound.y0 -= nMove;
				bound.y1 -= nMove;
				((RectPageObject*)pObject)->set_unrotated_bound(bound);
				pObject->calc();
				pObject = (PMGPageObject*)pObject->next_object();
			}
		}
	}
	pDoc->RecalcPageSize();

	// May need to shift pictures over
	if (PicStyle == CAL_PICTURE_LEFT)
	{
		PPNT new_bottom_dims, new_top_dims;
		pDoc->GetPageDims(new_bottom_dims, new_top_dims);
		PPNT Move;
		Move.x = (new_bottom_dims.x - bottom_dims.x);
		Move.y = (new_bottom_dims.y - bottom_dims.y);

		// Apply changes to front, calendar, and back pages
		for (int i = 0; i < (int)pDoc->NumberOfPages(); i++)
		{
			pDoc->GotoPage(i);

			// Retrieve a list of objects in the current page
			ObjectList* pObjectList = pDoc->object_list();
			PMGPageObject* pObject = (PMGPageObject*)pObjectList->first_object();
			while (pObject != NULL)
			{
				PBOX bound = ((RectPageObject*)pObject)->get_unrotated_bound();
				PBOX intersect;
				
				// If the bounds don't intersect, we need to move the object
				if (!IntersectBox(&intersect, &bound, &PicBound))
				{
					bound.x0 += Move.x;
//.........这里部分代码省略.........
开发者ID:jimmccurdy,项目名称:ArchiveGit,代码行数:101,代码来源:WHCalend.cpp


注:本文中的ObjectList::first_object方法示例由纯净天空整理自Github/MSDocs等开源代码及文档管理平台,相关代码片段筛选自各路编程大神贡献的开源项目,源码版权归原作者所有,传播和使用请参考对应项目的License;未经允许,请勿转载。