Unleashing the Power of losLab PDF Library: A Comprehensive Feature Guide losLab PDF Library is a robust PDF Software Development Kit (SDK) that provides an extensive range of functionalities for handling PDF files. This guide will explore the myriad features…
Transforming RTF Files into PDF: A Guide for Delphi, C# & VB.Net Developers In the world of document processing, converting Rich Text Format (RTF) files to Portable Document Format (PDF) is a common task. This conversion ensures the document’s layout…
Scale PDF pages by 70% through losLab PDF library When working with PDFs, there are often requirements to scale the content for various purposes. In this scenario, we aim to reduce the size of all pages within a PDF by…
Alcinoe Component Library by Zeus64 is an open source of visual and non-visual components library for Delphi. Full OpenGL video player, WebRTC Delphi wrapper, native ios/android TEdit, Improved firemonkey controls, Firebase cloud messaging, Android/ios facebook SDK login, Json/Bson Parser, ImageMagick…
DigiSigner – Electronic Signature Service for Your Business DigiSigner is a FREE service that allows you to upload a document, add a signature, and download the updated document electronically, you can use it to signature PDF, Word, Excel Spreadsheet, or Jpeg…
Universal Office Converter (unoconv) is an open-source command-line tool to convert any document format that LibreOffice can import to any document format that LibreOffice can export. It makes use of the LibreOffice’s UNO bindings for non-interactive conversion of documents. The…
During add Delphi 5 compatibility to the Purchase Order calculation sample of HotXLS Delphi Excel Spreadsheet component, an error occurred while compiling under Delphi 5. The line which set the date format of the TDateTimePicker control does not compile:
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DateTimePicker.Format := 'MM/dd/yyyy';
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function _ftol( f: double) : Integer; cdecl;
begin
asm
lea eax, f
fstp qword ptr [eax]
end;
result := Trunc(f);
end;
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Above is a Delphi inline asm version of the ftol (Floating Point to Integer Conversion) function used by our HotPDF Delphi PDF component. When compiling above Delphi codes in the 64-bit target platform, Delphi will raise below error: [dcc64…
When using Delphi XE2 or above editions to compile coeds likes below:
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procedure VEMRCREATEBRUSHINDIRECT(Data: PEMRCreateBrushIndirect);
begin
GDIObjects[Data^.ihBrush] := CreateBrushIndirect(Data^.lb);
//GDIObjects and CreateBrushIndirect are defined in the winapi.windows unit.
end;
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The compiler says: E2010 Incompatible types: ‘tagLOGBRUSH’ and ‘tagLOGBRUSH32’. The solution to fix this compiling error is:
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procedure VEMRCREATEBRUSHINDIRECT(Data: PEMRCreateBrushIndirect);
var
LogBrush: TLogBrush;
begin
LogBrush.lbStyle := Data^.lb.lbStyle;
LogBrush.lbColor := Data^.lb.lbColor;
LogBrush.lbHatch := Data^.lb.lbHatch;
GDIObjects[Data^.ihBrush] := CreateBrushIndirect(LogBrush);
end;
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This example shows you how to programmatically New and Free a HotPDF object instance with C++Builder.
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#include
#pragma hdrstop
#include "Unit1.h"
#pragma package(smart_init)
#pragma link "HPDFDoc"
#pragma resource "*.dfm"
TForm1 *Form1;
__fastcall TForm1::TForm1(TComponent* Owner)
: TForm(Owner)
{
}
void __fastcall TForm1::Button1Click(TObject *Sender)
{
THotPDF* HotPDF1 = new THotPDF(this);
HotPDF1->FileName = "HelloWorld.pdf";
HotPDF1->AutoLaunch = true;
HotPDF1->BeginDoc(false);
HotPDF1->CurrentPage->PrintText( 10, 10, 0, "Hello World!" );
HotPDF1->EndDoc();
HotPDF1->Free();
}
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You need to set the include & library path of the project to the directory where HotPDF library files exist.