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C++ PdfObject::GetReal方法代码示例

本文整理汇总了C++中PdfObject::GetReal方法的典型用法代码示例。如果您正苦于以下问题:C++ PdfObject::GetReal方法的具体用法?C++ PdfObject::GetReal怎么用?C++ PdfObject::GetReal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PdfObject的用法示例。


在下文中一共展示了PdfObject::GetReal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: inspectExtGStateObj

void PDFAnalyzer::inspectExtGStateObj(PdfObject* extGStateObj, QList<PDFColorSpace> & usedColorSpaces, bool & hasTransparency, QList<PDFFont> & usedFonts, PDFGraphicState & currGS)
{
	PdfObject* bmObj = extGStateObj->GetIndirectKey("BM");
	if (bmObj && bmObj->IsName())
	{
		currGS.blendModes.clear();
		currGS.blendModes.append(bmObj->GetName().GetEscapedName().c_str());
		if (!(bmObj->GetName() == "Normal" || bmObj->GetName() == "Compatible"))
			hasTransparency = true;
	}
	else if (bmObj && bmObj->IsArray())
	{
		PdfArray arr = bmObj->GetArray();
		currGS.blendModes.clear();
		for(int i=0; i<arr.GetSize(); ++i)
			currGS.blendModes.append(arr[i].GetName().GetEscapedName().c_str());
		if (arr[0].IsName() && !(arr[0].GetName() == "Normal" || arr[0].GetName() == "Compatible"))
			hasTransparency = true;
	}
	PdfObject* caObj = extGStateObj->GetIndirectKey("ca");
	if (caObj && (caObj->IsReal() || caObj->IsNumber()))
	{
		currGS.fillAlphaConstant = caObj->GetReal();
		if (caObj->GetReal() < 1)
			hasTransparency = true;
	}
	PdfObject* cAObj = extGStateObj->GetIndirectKey("CA");
	if (cAObj && (cAObj->IsReal() || cAObj->IsNumber()))
	{
		if (cAObj->GetReal() < 1)
		hasTransparency = true;
	}
	PdfObject* sMaskObj = extGStateObj->GetIndirectKey("SMask");
	if (sMaskObj && !(sMaskObj->IsName() && sMaskObj->GetName() == "None"))
		hasTransparency = true;
	PdfObject* fontObj = extGStateObj->GetIndirectKey("Font");
	if (fontObj && fontObj->IsArray())
	{
		PdfArray arr = fontObj->GetArray();
		if (arr[0].IsReference())
		{
			PdfReference ref = arr[0].GetReference();
			PdfObject* fontObject = m_doc->GetObjects().GetObject(ref);
			if (fontObject)
			{
				PDFFont font = getFontInfo(fontObject);
				usedFonts.append(font);
				currGS.font.first = font;
				currGS.font.second = arr[1].GetReal();
			}

		}
	}
	PdfObject* lwObj = extGStateObj->GetIndirectKey("LW");
	if (lwObj)
		currGS.lineWidth = lwObj->GetReal();
	PdfObject* lcObj = extGStateObj->GetIndirectKey("LC");
	if (lcObj)
		currGS.lineCap = lcObj->GetNumber();
	PdfObject* ljObj = extGStateObj->GetIndirectKey("LJ");
	if (ljObj)
		currGS.lineJoin = ljObj->GetNumber();
	PdfObject* mlObj = extGStateObj->GetIndirectKey("ML");
	if (mlObj)
		currGS.miterLimit = mlObj->GetReal();
	PdfObject* dObj = extGStateObj->GetIndirectKey("D");
	if (dObj)
	{
		PdfArray dashArr = dObj->GetArray()[0];
		currGS.dashPattern.first.clear();
		for (int i=0; i<dashArr.GetSize(); ++i)
			currGS.dashPattern.first.append(dashArr[i].GetNumber());
		currGS.dashPattern.second = dObj->GetArray()[1].GetNumber();
	}
}
开发者ID:hasenj,项目名称:scribus,代码行数:75,代码来源:pdf_analyzer.cpp


注:本文中的PdfObject::GetReal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。