gvplugin_quartz.h

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/*************************************************************************
 * Copyright (c) 2011 AT&T Intellectual Property 
 * All rights reserved. This program and the accompanying materials
 * are made available under the terms of the Eclipse Public License v1.0
 * which accompanies this distribution, and is available at
 * https://www.eclipse.org/legal/epl-v10.html
 *
 * Contributors: Details at https://graphviz.org
 *************************************************************************/
 
#pragma once
 
#include <Availability.h>
#include <TargetConditionals.h>
 
#if TARGET_OS_IPHONE
#include <CoreGraphics/CoreGraphics.h>
#else
#include <ApplicationServices/ApplicationServices.h>
#endif
 
#ifdef __cplusplus
extern "C" {
#endif
 
typedef enum {
        FORMAT_NONE,
        FORMAT_CGIMAGE,
        FORMAT_BMP,
        FORMAT_EXR,
        FORMAT_GIF,
        FORMAT_ICNS,
        FORMAT_ICO,
        FORMAT_JPEG,
        FORMAT_JPEG2000,
        FORMAT_PDF,
        FORMAT_PICT,
        FORMAT_PNG,
        FORMAT_PSD,
        FORMAT_SGI,
        FORMAT_TIFF,
        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 */
 
CFStringRef format_to_uti(format_type format);
 
extern CGDataConsumerCallbacks device_data_consumer_callbacks;
 
/* gvtextlayout_quartz.c in Mac OS X: layout is a CoreText CTLineRef */
 
void *quartz_new_layout(char* fontname, double fontsize, char* text);
void quartz_size_layout(void *layout, double* width, double* height, double* yoffset_layout);
void quartz_draw_layout(void *layout, CGContextRef context, CGPoint position);
void quartz_free_layout(void *layout);
 
#ifdef __cplusplus
}
#endif