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Fix sample code based on improved usage of Image.Translate(). #38

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Sep 12, 2024
+26 −12
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Fix sample code based on improved usage of Image.Translate(). #38

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38 changes: 26 additions & 12 deletions ContentModification/ExtendedGraphicStates/ExtendedGraphicStates.cs
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Original file line number Diff line number Diff line change
@@ -1,7 +1,5 @@
using System;
using System.Collections.Generic;
using System.Text;
using Datalogics.PDFL;
using System;

/*
*
Expand All @@ -12,7 +10,7 @@
*
* This sample program shows how to use the Extended Graphic State object to add graphics parameters to an image.
*
* Copyright (c) 2007-2023, Datalogics, Inc. All rights reserved.
* Copyright (c) 2007-2024, Datalogics, Inc. All rights reserved.
*
*/

Expand All @@ -37,22 +35,34 @@ static void blendPage(Document doc, Image foregroundImage, Image backgroundImage
gsText.FillColor = new Color(0, 0, 1.0);
TextState ts = new TextState();

double spaceFactor = 18.0;
double heightOffset = height - 88.0;

for (int i = 0; i < 16; i++)
{
Image individualForegroundImage = foregroundImage.Clone();
Image individualBackgroundImage = backgroundImage.Clone();

GraphicState gs = individualForegroundImage.GraphicState;
individualForegroundImage.Scale(0.125, 0.125);
individualForegroundImage.Translate(800, 200 + height * (7 - i));
individualBackgroundImage.Scale(0.125, 0.125);
individualBackgroundImage.Translate(800, 200 + height * (7 - i));

// Halfway through, create 2nd column by shifting over and up
spaceFactor = 18.0;
if (i == 0)
{
spaceFactor = 0;
}

//Halfway through, create 2nd column by shifting over and up
if (i > 7)
{
individualForegroundImage.Translate(2400, height * 8);
individualBackgroundImage.Translate(2400, height * 8);
individualForegroundImage.Translate(400, heightOffset - (72.0 + spaceFactor) * (i - 8));
individualBackgroundImage.Translate(400, heightOffset - (72.0 + spaceFactor) * (i - 8));
}
else
{
individualForegroundImage.Translate(100, heightOffset - (72.0 + spaceFactor) * i);
individualBackgroundImage.Translate(100, heightOffset - (72.0 + spaceFactor) * i);
}

docpage.Content.AddElement(individualBackgroundImage);
Expand All @@ -62,9 +72,14 @@ static void blendPage(Document doc, Image foregroundImage, Image backgroundImage

Matrix m = new Matrix();
if (i > 7)
m = m.Translate(480, 750 - ((i - 8) * 100)); // second column
{
m = m.Translate(480, heightOffset - (72.0 + spaceFactor) * (i - 8));// second column
}
else
m = m.Translate(180, 750 - (i * 100)); // first column
{
m = m.Translate(180, heightOffset - (72.0 + spaceFactor) * i);// first column
}

m = m.Scale(12.0, 12.0);

ExtendedGraphicState xgs = new ExtendedGraphicState();
Expand Down Expand Up @@ -193,7 +208,6 @@ static void Main(string[] args)

doc.EmbedFonts();
doc.Save(SaveFlags.Full, sOutput);

}
}
}
Expand Down
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