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fixes for image transparency with PDF output

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This commit is contained in:
Ben Fry
2013-10-06 15:46:21 -04:00
parent ef06f13dbc
commit e6d7ff653d
3 changed files with 17 additions and 11 deletions
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18
java/libraries/pdf/src/processing/pdf/PGraphicsPDF.java
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@@ -22,16 +22,13 @@ package processing.pdf;
import java.awt.Font;
import java.awt.Graphics2D;
import java.awt.Image;
import java.io.*;
import java.util.*;
import com.lowagie.text.*;
import com.lowagie.text.pdf.*;
// Tried iText 5, but it was too slow
//import com.itextpdf.text.*;
//import com.itextpdf.text.pdf.*;
import processing.core.*;
@@ -405,20 +402,19 @@ public class PGraphicsPDF extends PGraphicsJava2D {
protected void imageImpl(PImage image,
float x1, float y1, float x2, float y2,
int u1, int v1, int u2, int v2) {
float x1, float y1, float x2, float y2,
int u1, int v1, int u2, int v2) {
pushMatrix();
translate(x1, y1);
int imageWidth = image.width;
int imageHeight = image.height;
scale((x2 - x1) / (float)imageWidth,
(y2 - y1) / (float)imageHeight);
if (u2-u1 != imageWidth || v2-v1 != imageHeight) {
PImage tmp = new PImage(u2-u1, v2-v1, ARGB);
tmp.copy(image, u1, v1, u2, v2, 0, 0, u2-u1, v2-v1);
g2.drawImage(image.getImage(), 0, 0, null);
if (u2-u1 == imageWidth && v2-v1 == imageHeight) {
g2.drawImage((Image) image.getNative(), 0, 0, null);
} else {
g2.drawImage(image.getImage(), u1, v1, null);
PImage tmp = image.get(u1, v1, u2-u1, v2-v1);
g2.drawImage((Image) tmp.getNative(), 0, 0, null);
}
popMatrix();
}