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author | Robin Watts <robin.watts@artifex.com> | 2016-09-22 17:33:36 +0100 |
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committer | Robin Watts <robin.watts@artifex.com> | 2016-09-23 15:41:17 +0100 |
commit | 32131a60794d1bed3b7555b79aaf2caf69a88769 (patch) | |
tree | ddcee0595bb206ed1c812747b9aacfb1c477948c /platform/android/example | |
parent | ca8f110730ad5aadbc80a450a46de62c4004cbd1 (diff) | |
download | mupdf-32131a60794d1bed3b7555b79aaf2caf69a88769.tar.xz |
Java code to get embedded profile name from a PDF.
To be used to make correct profile invocations.
Diffstat (limited to 'platform/android/example')
-rw-r--r-- | platform/android/example/mupdf/src/main/java/com/artifex/mupdf/android/DocActivityView.java | 76 |
1 files changed, 76 insertions, 0 deletions
diff --git a/platform/android/example/mupdf/src/main/java/com/artifex/mupdf/android/DocActivityView.java b/platform/android/example/mupdf/src/main/java/com/artifex/mupdf/android/DocActivityView.java index c305555b..cbad6fa5 100644 --- a/platform/android/example/mupdf/src/main/java/com/artifex/mupdf/android/DocActivityView.java +++ b/platform/android/example/mupdf/src/main/java/com/artifex/mupdf/android/DocActivityView.java @@ -30,6 +30,8 @@ import android.widget.Toast; import com.artifex.mupdf.fitz.Document; import com.artifex.mupdf.fitz.Link; import com.artifex.mupdf.fitz.Outline; +import com.artifex.mupdf.fitz.PDFDocument; +import com.artifex.mupdf.fitz.PDFObject; import com.artifex.mupdf.fitz.R; import java.io.File; @@ -766,6 +768,78 @@ public class DocActivityView extends FrameLayout implements TabHost.OnTabChangeL } } + private String getEmbeddedProfileName() + { + PDFDocument doc = mDoc.toPDFDocument(); + if (doc == null) + return null; + PDFObject obj = doc.getTrailer(); + if (obj == null) + return null; + obj = obj.get("Root"); + if (obj == null) + return null; + PDFObject outputIntents = obj.get("OutputIntents"); + if (outputIntents == null) + return null; + + int length = outputIntents.size(); + int i; + + for (i = 0 ; i < length; i++) + { + PDFObject intent = outputIntents.get(i); + + if (intent == null || !intent.isDictionary()) + continue; + + /* FIXME: Getting a name as a ByteString is horrible */ + obj = intent.get("S"); + if (obj == null) + continue; + byte name[] = obj.toByteString(); + if (name == null || name.length != 9) + continue; + if (name[0] != 'G' || name[1] != 'T' || name[2] != 'S' || name[3] != '_' || + name[4] != 'P' || name[5] != 'D' || name[6] != 'F' || name[7] != 'X' || name[8] != 0) + continue; + + /* We can't use the embedded profile if it's not CMYK based. */ + obj = intent.get("DestOutputProfile"); + if (obj == null) + continue; + obj = obj.get("N"); + if (obj == null) + continue; + if (obj.toInteger() != 4) + continue; + + String id; + obj = intent.get("Info"); + if (obj != null) + { + id = obj.toString(); + if (id != null) + return id; + } + obj = intent.get("OutputConditionIdentifier"); + if (obj != null) + { + id = obj.toString(); + if (id != null) + return id; + } + obj = intent.get("OutputCondition"); + if (obj != null) + { + id = obj.toString(); + if (id != null) + return id; + } + } + return null; + } + private void onProof() { proofSetup(); @@ -786,6 +860,8 @@ public class DocActivityView extends FrameLayout implements TabHost.OnTabChangeL dialog.requestWindowFeature(Window.FEATURE_NO_TITLE); dialog.setContentView(R.layout.proof_dialog); + final String embeddedProfile = getEmbeddedProfileName(); + final Spinner sp1 = (Spinner)(dialog.findViewById(R.id.print_profile_spinner)); final Spinner sp2 = (Spinner)(dialog.findViewById(R.id.display_profile_spinner)); final Spinner sp3 = (Spinner)(dialog.findViewById(R.id.resolution_spinner)); |