THotPDF.RenderLoadedPageBandsParallel Method
使用全寬水平帶,並遵循與平行磚塊轉譯相同的有序回呼、共用快取、取消與記憶體預算契約
宣告
function RenderLoadedPageBandsParallel(PageIndex, DPI,
BandHeightPixels, MaxConcurrency: Integer; MaxWorkingBytes: Int64;
Callback: THPDFRenderTileEvent): Integer; overload;
function RenderLoadedPageBandsParallel(PageIndex, DPI,
BandHeightPixels, MaxConcurrency: Integer; MaxWorkingBytes: Int64;
Callback: THPDFRenderTileEvent;
out Info: THPDFParallelTileRenderInfo): Integer; overload;
帶由上而下依序送達,每個回呼都會收到自己的使用者空間邊界與借用的點陣圖;取消時會釋放所有尚未發布的工作者與保留額度