PDFium Delphi Component 文件

FPdfStandardsExecution 单元

供格式专用验证器之上的标准工作流使用的执行、修复、映射、验证和有界处理原语

Exceptions and enumerations

Type	Values or purpose
`EPdfStandardsExecution`	在输入无效、超出限制、转换失败或执行状态不受支持时引发的异常
`TPdfMeasureFormatKind`	`pmfkDecimal`, `pmfkFraction`, `pmfkPercentage`
`TPdfAutoTagObjectKind`	`patokText`, `patokImage`, `patokPath`, `patokForm`, `patokAnnotation`
`TPdfHistoricalEvidenceKind`	`phekCertificate`, `phekOcsp`, `phekCrl`
`TPdfEInteractiveIssues`	包含 `peiiExternalMultimedia`、`peiiAnnotationFlags`、`peiiMissingAppearance`、`peiiUnsupportedU3d`、`peiiEncryption`、`peiiInvalidSignature` 和 `peiiDocMdp` 的集合

Measurement and geospatial types

Type	Public members
`TPdfMeasureNumberFormat`	`UnitLabel`, `ConversionFactor`, `FormatKind`, `Precision`, `FractionDenominator`, `Prefix`, `Suffix`
`TPdfMeasureNumberFormats`	`TPdfMeasureNumberFormat` 的动态数组
`TPdfMeasurementProperties`	`Ratio`, `X`, `Y`, `D`, `A`, `T`, `V`, `CY`
`TPdfGeoPoint`	`X`, `Y`
`TPdfGeoViewport`	`PageIndex`, `Left`, `Bottom`, `Right`, `Top`, `Lpts`, `Gpts`, `CoordinateSystem`
`TPdfGeoViewports`	`TPdfGeoViewport` 的动态数组
`TPdfGeoViewportIndexes`	视口索引的动态数组

PDF/A repair and text-semantics types

Type	Public members
`IPdfARepairExecutor`	`CaptureSnapshot`, `ApplyStep`, `Validate`, `RestoreSnapshot`
`TPdfARepairExecutionReport`	`AppliedSteps`, `SkippedSteps`, `RolledBack`, `ValidationPassed`, `ErrorText`
`TPdfTextRepairItem`	`PageIndex`, `ObjectIndex`, `FontName`, `ExtractedText`, `HasEmbeddedFont`, `HasToUnicode`, `HasActualText`
`TPdfTextRepairItems`	`TPdfTextRepairItem` 的动态数组
`TPdfTextRepairResult`	`PageIndex`, `ObjectIndex`, `FontRepaired`, `ToUnicodeRepaired`, `ActualTextRepaired`, `PreservedPixels`, `ErrorText`
`TPdfTextRepairResults`	`TPdfTextRepairResult` 的动态数组
`IPdfTextSemanticsRepairProvider`	`Repair`

PDF/UA tagging and form-repair types

Type	Public members
`TPdfAutoTagObject`	`PageIndex`, `ObjectIndex`, `Kind`, `Left`, `Bottom`, `Right`, `Top`, `Text`, `AlternateText`, `Confidence`
`TPdfAutoTagObjects`	`TPdfAutoTagObject` 的动态数组
`TPdfAutoTagNode`	`PageIndex`, `ObjectIndex`, `ParentIndex`, `Mcid`, `RoleName`, `Artifact`, `Confidence`
`TPdfAutoTagNodes`	`TPdfAutoTagNode` 的动态数组
`TPdfUaFormField`	`PageIndex`, `AnnotationIndex`, `FieldName`, `Tooltip`, `Contents`, `TabOrder`
`TPdfUaFormFields`	`TPdfUaFormField` 的动态数组
`TPdfUaFormRepair`	`PageIndex`, `AnnotationIndex`, `LabelText`, `TooltipText`, `ContentsText`, `StructRole`, `TabOrder`, `Confidence`
`TPdfUaFormRepairs`	`TPdfUaFormRepair` 的动态数组

External profile and historical-evidence types

Type	Public members
`IPdfExternalProfileResolver`	`Resolve`
`TPdfExternalProfileRequest`	`Uri`, `ExpectedSha256`, `Colourants`, `MaxBytes`
`TPdfExternalProfileResult`	`Profile`, `Sha256`, `ComponentCount`, `IsMulticolour`
`TPdfHistoricalEvidence`	`Kind`, `Data`, `ProducedAt`, `ThisUpdate`, `NextUpdate`
`TPdfHistoricalEvidenceArray`	`TPdfHistoricalEvidence` 的动态数组
`TPdfHistoricalVri`	`SignatureContents`, `EvidenceIndexes`
`TPdfHistoricalVris`	`TPdfHistoricalVri` 的动态数组
`TPdfHistoricalEvidenceReport`	`ValidEvidence`, `InvalidEvidence`, `VriOwnershipValid`, `ErrorText`
`IPdfHistoricalEvidenceValidator`	`Validate`

PDF/VT, PDF/E, and PDF/R types

Type	Public members
`TPdfDPartMetadata`	`Name`, `Value`
`TPdfDPartMetadataArray`	`TPdfDPartMetadata` 的动态数组
`TPdfDPartRecord`	`ObjectNumber`, `PageStart`, `PageEnd`, `GtsXid`, `GtsScope`, `Metadata`
`TPdfDPartRecords`	`TPdfDPartRecord` 的动态数组
`TPdfDPartQuery`	`Name`, `Value`, `MaxResults`
`TPdfDPartQueryResults`	匹配记录索引的动态数组
`TPdfEInteractiveFacts`	`AllMultimediaEmbedded`, `AnnotationFlagsValid`, `AppearancesPresent`, `U3dVersionSupported`, `EncryptionAllowed`, `SignaturesValid`, `DocMdpAllowsChanges`
`TPdfRasterStripInfo`	`Width`, `Height`, `BytesPerPixel`, `RowStride`, `Generation`, `PageObjectNumber`, `ImageObjectNumber`, `ContentStreamCount`, `HasInheritedResources`
`TPdfRasterStripReport`	`RowsCopied`, `PeakBufferBytes`, `BytesCopied`

Top-level routines

Routine	Description
`ConvertPdfMeasurement`	对测量值应用选定的转换因子
`FormatPdfMeasurement`	使用配置的前缀、单位标签和后缀格式化十进制、分数和百分比值
`PdfPageToGeo`	通过 GeoPDF 视口把页面点映射为地理坐标
`PdfGeoToPage`	把地理坐标映射回 GeoPDF 页面视口
`QueryPdfGeoViewports`	返回与页面和点匹配的视口索引
`ExecutePdfARepairPlan`	在快照下执行自动修复步骤，并在某个步骤或验证失败时回滚
`RepairPdfTextSemantics`	通过调用方提供方协调有界的字体、ToUnicode 和 ActualText 修复
`BuildPdfUa2AutoTagPlan`	构建经置信度过滤的阅读顺序、角色、Artifact 和 MCID 决策
`BuildPdfUa2FormRepairPlan`	构建表单标签、工具提示、结构角色、Tab 键顺序和置信度值
`ResolvePdfXExternalProfile`	获取有界的外部 ICC 数据并验证期望的 SHA-256 值
`ValidatePdfHistoricalEvidence`	检查证书、OCSP、CRL、时间窗口和 VRI 归属证据
`QueryPdfDParts`	执行有界的 DPM 元数据查询
`BuildPdfDPartResourceCacheKey`	为 DPart 记录构建稳定的、感知作用域的资源缓存键
`ValidatePdfEInteractiveFacts`	报告独立的多媒体、注释、U3D、加密、签名和 DocMDP 失败项
`StreamPdfRasterStrip`	在严格的调用方内存上限下复制完整的 PDF/R 行