From 30f4640ccf5bc3e477a7ebfcdfc38ce69a5dc9fb Mon Sep 17 00:00:00 2001
From: glenlow <devnull@localhost>
Date: Wed, 21 May 2008 13:31:18 +0000
Subject: [PATCH] gvdevice plugin to output cairo bitmaps; one or two missing
 refcount releases

---
 plugin/quartz/gvplugin_quartz.c | 16 ++++++++++++++++
 plugin/quartz/gvplugin_quartz.h |  7 ++++++-
 2 files changed, 22 insertions(+), 1 deletion(-)

diff --git a/plugin/quartz/gvplugin_quartz.c b/plugin/quartz/gvplugin_quartz.c
index 43ba875c6..ed33668e3 100644
--- a/plugin/quartz/gvplugin_quartz.c
+++ b/plugin/quartz/gvplugin_quartz.c
@@ -21,6 +21,7 @@ extern gvplugin_installed_t gvrender_quartz_types;
 // extern gvplugin_installed_t gvtextlayout_quartz_types;
 extern gvplugin_installed_t gvloadimage_quartz_types;
 extern gvplugin_installed_t gvdevice_quartz_types;
+extern gvplugin_installed_t gvdevice_quartz_types_for_cairo;
 
 /* Uniform Type Identifiers corresponding to each format_type */
 CFStringRef format_uti [] = {
@@ -39,11 +40,26 @@ CFStringRef format_uti [] = {
 	CFSTR("com.truevision.tga-image")
 };
 
+/* data consumer backed by the gvdevice */
+
+extern size_t gvdevice_write(GVJ_t *job, const unsigned char *s, unsigned int len);
+
+static size_t device_data_consumer_put_bytes (void *info, const void *buffer, size_t count)
+{
+	return gvdevice_write((GVJ_t *)info, (const unsigned char*)buffer, count);
+}
+
+CGDataConsumerCallbacks device_data_consumer_callbacks = {
+	device_data_consumer_put_bytes,
+	NULL
+};
+
 static gvplugin_api_t apis[] = {
     {API_render, &gvrender_quartz_types},
   //  {API_textlayout, &gvtextlayout_quartz_types},
 	{API_loadimage, &gvloadimage_quartz_types},
     {API_device, &gvdevice_quartz_types},
+    {API_device, &gvdevice_quartz_types_for_cairo},
     {(api_t)0, 0},
 };
 
diff --git a/plugin/quartz/gvplugin_quartz.h b/plugin/quartz/gvplugin_quartz.h
index 7920486ea..59f518aac 100644
--- a/plugin/quartz/gvplugin_quartz.h
+++ b/plugin/quartz/gvplugin_quartz.h
@@ -35,6 +35,11 @@ typedef enum {
 	FORMAT_TGA
 } format_type;
 
+static const int BYTE_ALIGN = 15;			/* align to 16 bytes */
+static const int BITS_PER_COMPONENT = 8;	/* bits per color component */
+static const int BYTES_PER_PIXEL = 4;		/* bytes per pixel */
+
 extern CFStringRef format_uti [];
+extern CGDataConsumerCallbacks device_data_consumer_callbacks;
 
-#endif
\ No newline at end of file
+#endif
-- 
2.50.1