Add PDFDocument and SVGDocument classes for native PDF/SVG output on GTK

build_gtk.sh

@@ -0,0 +1,6 @@
+cd /home/runner/work/eclipse.platform.swt/eclipse.platform.swt/bundles/org.eclipse.swt && java -Dws=gtk -Darch=x86_64 build-scripts/CollectSources.java -nativeSources '/home/runner/build/gtk'
+cd /home/runner/build/gtk && SWT_JAVA_HOME=/opt/hostedtoolcache/Java_Temurin-Hotspot_jdk/21.0.9-10/x64 MODEL=x86_64 OUTPUT_DIR=/home/runner/build/tmp ./build.sh install clean
+cd /home/runner/work/eclipse.platform.swt/eclipse.platform.swt
+cd /home/runner/work/eclipse.platform.swt/eclipse.platform.swt/bundles/org.eclipse.swt && java -Dws=gtk -Darch=x86_64 build-scripts/CollectSources.java -nativeSources '/home/runner/build/gtk'
+cd /home/runner/build/gtk && SWT_JAVA_HOME=/opt/hostedtoolcache/Java_Temurin-Hotspot_jdk/21.0.9-10/x64 MODEL=x86_64 OUTPUT_DIR=/home/runner/build/tmp ./build.sh install clean
+cd /home/runner/work/eclipse.platform.swt/eclipse.platform.swt

bundles/org.eclipse.swt/Eclipse SWT PI/cairo/library/cairo.c

@@ -1471,3 +1471,27 @@ JNIEXPORT void JNICALL Cairo_NATIVE(memmove___3DJJ)
 }
 #endif
 
+#ifndef NO_cairo_1pdf_1surface_1create
+JNIEXPORT jlong JNICALL Cairo_NATIVE(cairo_1pdf_1surface_1create)
+	(JNIEnv *env, jclass that, jbyteArray arg0, jdouble arg1, jdouble arg2)
+{
+	jbyte *lparg0=NULL;
+	jlong rc = 0;
+	Cairo_NATIVE_ENTER(env, that, cairo_1pdf_1surface_1create_FUNC);
+	if (arg0) if ((lparg0 = (*env)->GetByteArrayElements(env, arg0, NULL)) == NULL) goto fail;
+/*
+	rc = (jlong)cairo_pdf_surface_create((const char *)lparg0, arg1, arg2);
+*/
+	{
+		Cairo_LOAD_FUNCTION(fp, cairo_pdf_surface_create)
+		if (fp) {
+			rc = (jlong)((cairo_surface_t * (CALLING_CONVENTION*)(const char *, jdouble, jdouble))fp)((const char *)lparg0, arg1, arg2);
+		}
+	}
+fail:
+	if (arg0 && lparg0) (*env)->ReleaseByteArrayElements(env, arg0, lparg0, 0);
+	Cairo_NATIVE_EXIT(env, that, cairo_1pdf_1surface_1create_FUNC);
+	return rc;
+}
+#endif
+

bundles/org.eclipse.swt/Eclipse SWT PI/cairo/library/cairo_custom.h

@@ -30,6 +30,7 @@
 #define cairo_ps_surface_set_size_LIB LIB_CAIRO
 #define cairo_surface_set_device_scale_LIB LIB_CAIRO
 #define cairo_surface_get_device_scale_LIB LIB_CAIRO
+#define cairo_pdf_surface_create_LIB LIB_CAIRO
 
 #ifdef CAIRO_HAS_XLIB_SURFACE
 #define cairo_xlib_surface_get_height_LIB LIB_CAIRO

bundles/org.eclipse.swt/Eclipse SWT PI/cairo/library/cairo_stats.h

@@ -87,6 +87,7 @@ typedef enum {
 	cairo_1pattern_1set_1filter_FUNC,
 	cairo_1pattern_1set_1matrix_FUNC,
 	cairo_1pdf_1surface_1set_1size_FUNC,
+	cairo_1pdf_1surface_1create_FUNC,
 	cairo_1pop_1group_1to_1source_FUNC,
 	cairo_1ps_1surface_1set_1size_FUNC,
 	cairo_1push_1group_FUNC,

bundles/org.eclipse.swt/Eclipse SWT PI/cairo/org/eclipse/swt/internal/cairo/Cairo.java

@@ -418,4 +418,13 @@ public class Cairo extends Platform {
  */
 public static final native void memmove(double[] dest, long src, long size);
 
+/** Surface type constant for SVG */
+public static final int CAIRO_SURFACE_TYPE_SVG = 4;
+
+/**
+ * @method flags=dynamic
+ * @param filename cast=(const char *)
+ */
+public static final native long cairo_pdf_surface_create(byte[] filename, double width_in_points, double height_in_points);
+
 }

bundles/org.eclipse.swt/Eclipse SWT PI/cocoa/library/os.c

@@ -1596,6 +1596,52 @@ JNIEXPORT void JNICALL OS_NATIVE(CGImageRelease)
 }
 #endif
 
+#ifndef NO_CGPDFContextCreateWithURL
+JNIEXPORT jlong JNICALL OS_NATIVE(CGPDFContextCreateWithURL)
+	(JNIEnv *env, jclass that, jlong arg0, jobject arg1, jlong arg2)
+{
+	CGRect _arg1, *lparg1=NULL;
+	jlong rc = 0;
+	OS_NATIVE_ENTER(env, that, CGPDFContextCreateWithURL_FUNC);
+	if (arg1) if ((lparg1 = getCGRectFields(env, arg1, &_arg1)) == NULL) goto fail;
+	rc = (jlong)CGPDFContextCreateWithURL((CFURLRef)arg0, lparg1, (CFDictionaryRef)arg2);
+fail:
+	if (arg1 && lparg1) setCGRectFields(env, arg1, lparg1);
+	OS_NATIVE_EXIT(env, that, CGPDFContextCreateWithURL_FUNC);
+	return rc;
+}
+#endif
+
+#ifndef NO_CGPDFContextBeginPage
+JNIEXPORT void JNICALL OS_NATIVE(CGPDFContextBeginPage)
+	(JNIEnv *env, jclass that, jlong arg0, jlong arg1)
+{
+	OS_NATIVE_ENTER(env, that, CGPDFContextBeginPage_FUNC);
+	CGPDFContextBeginPage((CGContextRef)arg0, (CFDictionaryRef)arg1);
+	OS_NATIVE_EXIT(env, that, CGPDFContextBeginPage_FUNC);
+}
+#endif
+
+#ifndef NO_CGPDFContextEndPage
+JNIEXPORT void JNICALL OS_NATIVE(CGPDFContextEndPage)
+	(JNIEnv *env, jclass that, jlong arg0)
+{
+	OS_NATIVE_ENTER(env, that, CGPDFContextEndPage_FUNC);
+	CGPDFContextEndPage((CGContextRef)arg0);
+	OS_NATIVE_EXIT(env, that, CGPDFContextEndPage_FUNC);
+}
+#endif
+
+#ifndef NO_CGPDFContextClose
+JNIEXPORT void JNICALL OS_NATIVE(CGPDFContextClose)
+	(JNIEnv *env, jclass that, jlong arg0)
+{
+	OS_NATIVE_ENTER(env, that, CGPDFContextClose_FUNC);
+	CGPDFContextClose((CGContextRef)arg0);
+	OS_NATIVE_EXIT(env, that, CGPDFContextClose_FUNC);
+}
+#endif
+
 #ifndef NO_CGPathAddCurveToPoint
 JNIEXPORT void JNICALL OS_NATIVE(CGPathAddCurveToPoint)
 	(JNIEnv *env, jclass that, jlong arg0, jlong arg1, jdouble arg2, jdouble arg3, jdouble arg4, jdouble arg5, jdouble arg6, jdouble arg7)

bundles/org.eclipse.swt/Eclipse SWT PI/cocoa/library/os_stats.h

@@ -117,6 +117,10 @@ typedef enum {
 	CGImageGetHeight_FUNC,
 	CGImageGetWidth_FUNC,
 	CGImageRelease_FUNC,
+	CGPDFContextCreateWithURL_FUNC,
+	CGPDFContextBeginPage_FUNC,
+	CGPDFContextEndPage_FUNC,
+	CGPDFContextClose_FUNC,
 	CGPathAddCurveToPoint_FUNC,
 	CGPathAddLineToPoint_FUNC,
 	CGPathApply_FUNC,

bundles/org.eclipse.swt/Eclipse SWT PI/cocoa/org/eclipse/swt/internal/cocoa/OS.java

@@ -3198,6 +3198,25 @@ public static Selector getSelector (long value) {
  * @param image cast=(CGImageRef)
  */
 public static final native void CGImageRelease(long image);
+/**
+ * @param url cast=(CFURLRef)
+ * @param mediaBox flags=struct
+ * @param auxiliaryInfo cast=(CFDictionaryRef)
+ */
+public static final native long CGPDFContextCreateWithURL(long url, CGRect mediaBox, long auxiliaryInfo);
+/**
+ * @param context cast=(CGContextRef)
+ * @param pageInfo cast=(CFDictionaryRef)
+ */
+public static final native void CGPDFContextBeginPage(long context, long pageInfo);
+/**
+ * @param context cast=(CGContextRef)
+ */
+public static final native void CGPDFContextEndPage(long context);
+/**
+ * @param context cast=(CGContextRef)
+ */
+public static final native void CGPDFContextClose(long context);
 /**
  * @param path cast=(CGMutablePathRef)
  * @param m cast=(CGAffineTransform*)