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+/*
+ Copyright 2012-2019 David Robillard <http://drobilla.net>
+
+ Permission to use, copy, modify, and/or distribute this software for any
+ purpose with or without fee is hereby granted, provided that the above
+ copyright notice and this permission notice appear in all copies.
+
+ THIS SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
+ WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
+ MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
+ ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
+ WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
+ ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
+ OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
+*/
+
+/**
+ @file types.h Shared internal type definitions.
+*/
+
+#ifndef PUGL_DETAIL_TYPES_H
+#define PUGL_DETAIL_TYPES_H
+
+#include "pugl/pugl.h"
+
+#include <stdbool.h>
+#include <stddef.h>
+#include <stdint.h>
+
+// Unused parameter macro to suppresses warnings and make it impossible to use
+#if defined(__cplusplus)
+# define PUGL_UNUSED(name)
+#elif defined(__GNUC__)
+# define PUGL_UNUSED(name) name##_unused __attribute__((__unused__))
+#else
+# define PUGL_UNUSED(name) name
+#endif
+
+/** Platform-specific world internals. */
+typedef struct PuglWorldInternalsImpl PuglWorldInternals;
+
+/** Platform-specific view internals. */
+typedef struct PuglInternalsImpl PuglInternals;
+
+/** View hints. */
+typedef int PuglHints[PUGL_NUM_WINDOW_HINTS];
+
+/** Blob of arbitrary data. */
+typedef struct {
+ void* data; //!< Dynamically allocated data
+ size_t len; //!< Length of data in bytes
+} PuglBlob;
+
+/** Cross-platform view definition. */
+struct PuglViewImpl {
+ PuglWorld* world;
+ const PuglBackend* backend;
+ PuglInternals* impl;
+ PuglHandle handle;
+ PuglEventFunc eventFunc;
+ char* title;
+ PuglBlob clipboard;
+ PuglNativeWindow parent;
+ uintptr_t transientParent;
+ PuglHints hints;
+ PuglRect frame;
+ PuglEventConfigure lastConfigure;
+ int minWidth;
+ int minHeight;
+ int minAspectX;
+ int minAspectY;
+ int maxAspectX;
+ int maxAspectY;
+ bool visible;
+};
+
+/** Cross-platform world definition. */
+struct PuglWorldImpl {
+ PuglWorldInternals* impl;
+ PuglWorldHandle handle;
+ PuglLogFunc logFunc;
+ char* className;
+ double startTime;
+ size_t numViews;
+ PuglView** views;
+ PuglLogLevel logLevel;
+};
+
+/** Opaque surface used by graphics backend. */
+typedef void PuglSurface;
+
+/** Graphics backend interface. */
+struct PuglBackendImpl {
+ /** Get visual information from display and setup view as necessary. */
+ PuglStatus (*configure)(PuglView*);
+
+ /** Create surface and drawing context. */
+ PuglStatus (*create)(PuglView*);
+
+ /** Destroy surface and drawing context. */
+ PuglStatus (*destroy)(PuglView*);
+
+ /** Enter drawing context, for drawing if expose is non-null. */
+ PuglStatus (*enter)(PuglView*, const PuglEventExpose*);
+
+ /** Leave drawing context, after drawing if expose is non-null. */
+ PuglStatus (*leave)(PuglView*, const PuglEventExpose*);
+
+ /** Return the puglGetContext() handle for the application, if any. */
+ void* (*getContext)(PuglView*);
+};
+
+#endif // PUGL_DETAIL_TYPES_H