Attachment 101584 Details for Bug 156300

Poppler fix to render a specific page

poppler-0.5.4_renderPage.patch (text/x-diff), 1.85 KB, created by Klaus Singvogel on 2006-10-16 15:31:35 UTC

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Creator: Klaus Singvogel

Created: 2006-10-16 15:31:35 UTC

Size: 1.85 KB

patch

obsolete

>diff -Naur poppler-0.5.4.org/poppler/Gfx.cc poppler-0.5.4/poppler/Gfx.cc
>--- poppler-0.5.4.org/poppler/Gfx.cc	2006-10-09 11:12:40.000000000 +0200
>+++ poppler-0.5.4/poppler/Gfx.cc	2006-10-09 11:14:07.000000000 +0200
>@@ -444,7 +444,12 @@
>   fontChanged = gFalse;
>   clip = clipNone;
>   ignoreUndef = 0;
>+
>   out->startPage(pageNum, state);
>+  renderThisPage = out->renderPage(pageNum);
>+  if (!renderThisPage)
>+    return;
>+
>   out->setDefaultCTM(state->getCTM());
>   out->updateAll(state);
>   for (i = 0; i < 6; ++i) {
>@@ -476,6 +481,7 @@
>   xref = xrefA;
>   subPage = gTrue;
>   printCommands = globalParams->getPrintCommands();
>+  renderThisPage = gTrue;
> 
>   // start the resource stack
>   res = new GfxResources(xref, resDict, NULL);
>@@ -525,6 +531,9 @@
>   Object obj2;
>   int i;
> 
>+  if (!renderThisPage)
>+    return;
>+
>   if (obj->isArray()) {
>     for (i = 0; i < obj->arrayGetLength(); ++i) {
>       obj->arrayGet(i, &obj2);
>diff -Naur poppler-0.5.4.org/poppler/Gfx.h poppler-0.5.4/poppler/Gfx.h
>--- poppler-0.5.4.org/poppler/Gfx.h	2006-10-09 11:12:40.000000000 +0200
>+++ poppler-0.5.4/poppler/Gfx.h	2006-10-09 11:12:52.000000000 +0200
>@@ -156,6 +156,7 @@
>   GBool				// callback to check for an abort
>     (*abortCheckCbk)(void *data);
>   void *abortCheckCbkData;
>+  GBool renderThisPage;		// Render this page?
> 
>   static Operator opTab[];	// table of operators
> 
>diff -Naur poppler-0.5.4.org/poppler/OutputDev.h poppler-0.5.4/poppler/OutputDev.h
>--- poppler-0.5.4.org/poppler/OutputDev.h	2006-10-09 11:12:40.000000000 +0200
>+++ poppler-0.5.4/poppler/OutputDev.h	2006-10-09 11:12:52.000000000 +0200
>@@ -74,6 +74,9 @@
>   // Set default transform matrix.
>   virtual void setDefaultCTM(double *ctm);
> 
>+  // Should the page be rendered
>+  virtual GBool renderPage(int /*pageNum*/) { return gTrue; }
>+
>   // Start a page.
>   virtual void startPage(int /*pageNum*/, GfxState * /*state*/) {}
>

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Attachments on bug 156300: 101581 | 101582 | 101584 | 101585