Rename PuglDrawContext to PuglBackend

This name was pretty confusing since there is already the concept of a
"context".

7 files changed, 29 insertions, 29 deletions

diff --git a/pugl/pugl_internal_types.h b/pugl/pugl_internal_types.h
index 6a1ea80..cdca942 100644
--- a/pugl/pugl_internal_types.h
+++ b/pugl/pugl_internal_types.h
@@ -79,7 +79,7 @@ struct PuglViewImpl {
 /** Opaque surface used by draw context. */
 typedef void PuglSurface;
 
-/** Drawing context interface. */
+/** Graphics backend interface. */
 typedef struct {
 	/** Get visual information from display and setup view as necessary. */
 	int (*configure)(PuglView*);
@@ -101,6 +101,6 @@ typedef struct {
 
 	/** Return the puglGetContext() handle for the application, if any. */
 	void* (*getHandle)(PuglView*);
-} PuglDrawContext;
+} PuglBackend;
 
 #endif // PUGL_INTERNAL_TYPES_H
diff --git a/pugl/pugl_x11.c b/pugl/pugl_x11.c
index 692ec04..70f4466 100644
--- a/pugl/pugl_x11.c
+++ b/pugl/pugl_x11.c
@@ -70,13 +70,13 @@ puglInitInternals(void)
 void
 puglEnterContext(PuglView* view)
 {
-	view->impl->ctx.enter(view);
+	view->impl->backend.enter(view);
 }
 
 void
 puglLeaveContext(PuglView* view, bool flush)
 {
-	view->impl->ctx.leave(view, flush);
+	view->impl->backend.leave(view, flush);
 }
 
 int
@@ -97,19 +97,19 @@ puglCreateWindow(PuglView* view, const char* title)
 
 	if (view->ctx_type == PUGL_GL) {
 #ifdef PUGL_HAVE_GL
-		impl->ctx = puglGetX11GlDrawContext();
+		impl->backend = puglGetX11GlBackend();
 #endif
 	}
 	if (view->ctx_type == PUGL_CAIRO) {
 #ifdef PUGL_HAVE_CAIRO
-		impl->ctx = puglGetX11CairoDrawContext();
+		impl->backend = puglGetX11CairoBackend();
 #endif
 	}
 
-	if (!impl->ctx.configure) {
+	if (!impl->backend.configure) {
 		return 1;
-	} else if (impl->ctx.configure(view) || !impl->vi) {
-		impl->ctx.destroy(view);
+	} else if (impl->backend.configure(view) || !impl->vi) {
+		impl->backend.destroy(view);
 		return 2;
 	}
 
@@ -128,7 +128,7 @@ puglCreateWindow(PuglView* view, const char* title)
 		0, 0, view->width, view->height, 0, impl->vi->depth, InputOutput,
 		impl->vi->visual, CWColormap | CWEventMask, &attr);
 
-	if (impl->ctx.create(view)) {
+	if (impl->backend.create(view)) {
 		return 3;
 	}
 
@@ -211,7 +211,7 @@ puglDestroy(PuglView* view)
 		if (view->impl->xim) {
 			XCloseIM(view->impl->xim);
 		}
-		view->impl->ctx.destroy(view);
+		view->impl->backend.destroy(view);
 		XDestroyWindow(view->impl->display, view->impl->win);
 		XCloseDisplay(view->impl->display);
 		XFree(view->impl->vi);
@@ -564,7 +564,7 @@ puglProcessEvents(PuglView* view)
 		if (config_event.type) {
 			view->width  = (int)config_event.configure.width;
 			view->height = (int)config_event.configure.height;
-			impl->ctx.resize(view, view->width, view->height);
+			impl->backend.resize(view, view->width, view->height);
 			view->eventFunc(view, (const PuglEvent*)&config_event);
 		}
 
@@ -608,5 +608,5 @@ puglGetNativeWindow(PuglView* view)
 void*
 puglGetContext(PuglView* view)
 {
-	return view->impl->ctx.getHandle(view);
+	return view->impl->backend.getHandle(view);
 }
diff --git a/pugl/pugl_x11.h b/pugl/pugl_x11.h
index 6a38c62..6efc145 100644
--- a/pugl/pugl_x11.h
+++ b/pugl/pugl_x11.h
@@ -21,14 +21,14 @@
 #include <X11/Xutil.h>
 
 struct PuglInternalsImpl {
-	Display*        display;
-	int             screen;
-	XVisualInfo*    vi;
-	Window          win;
-	XIM             xim;
-	XIC             xic;
-	PuglDrawContext ctx;
-	PuglSurface*    surface;
+	Display*     display;
+	int          screen;
+	XVisualInfo* vi;
+	Window       win;
+	XIM          xim;
+	XIC          xic;
+	PuglBackend  backend;
+	PuglSurface* surface;
 
 	struct {
 		Atom WM_PROTOCOLS;
diff --git a/pugl/pugl_x11_cairo.c b/pugl/pugl_x11_cairo.c
index be6fe36..6992c1a 100644
--- a/pugl/pugl_x11_cairo.c
+++ b/pugl/pugl_x11_cairo.c
@@ -118,9 +118,9 @@ puglX11CairoGetHandle(PuglView* view)
 	return surface->cr;
 }
 
-PuglDrawContext puglGetX11CairoDrawContext(void)
+PuglBackend puglGetX11CairoBackend(void)
 {
-	static const PuglDrawContext puglX11CairoDrawContext = {
+	static const PuglBackend puglX11CairoBackend = {
 		puglX11CairoConfigure,
 		puglX11CairoCreate,
 		puglX11CairoDestroy,
@@ -130,5 +130,5 @@ PuglDrawContext puglGetX11CairoDrawContext(void)
 		puglX11CairoGetHandle
 	};
 
-	return puglX11CairoDrawContext;
+	return puglX11CairoBackend;
 }
diff --git a/pugl/pugl_x11_cairo.h b/pugl/pugl_x11_cairo.h
index ffad90b..085cc0b 100644
--- a/pugl/pugl_x11_cairo.h
+++ b/pugl/pugl_x11_cairo.h
@@ -17,6 +17,6 @@
 #ifndef PUGL_X11_CAIRO_H
 #define PUGL_X11_CAIRO_H
 
-PuglDrawContext puglGetX11CairoDrawContext(void);
+PuglBackend puglGetX11CairoBackend(void);
 
 #endif // PUGL_X11_CAIRO_H
diff --git a/pugl/pugl_x11_gl.c b/pugl/pugl_x11_gl.c
index 06b4b2e..66ba213 100644
--- a/pugl/pugl_x11_gl.c
+++ b/pugl/pugl_x11_gl.c
@@ -193,9 +193,9 @@ puglGetProcAddress(const char* name)
 	return glXGetProcAddress((const GLubyte*)name);
 }
 
-PuglDrawContext puglGetX11GlDrawContext(void)
+PuglBackend puglGetX11GlBackend(void)
 {
-	static const PuglDrawContext puglX11GlDrawContext = {
+	static const PuglBackend puglX11GlBackend = {
 		puglX11GlConfigure,
 		puglX11GlCreate,
 		puglX11GlDestroy,
@@ -205,5 +205,5 @@ PuglDrawContext puglGetX11GlDrawContext(void)
 		puglX11GlGetHandle
 	};
 
-	return puglX11GlDrawContext;
+	return puglX11GlBackend;
 }
diff --git a/pugl/pugl_x11_gl.h b/pugl/pugl_x11_gl.h
index cba6473..66cd8f3 100644
--- a/pugl/pugl_x11_gl.h
+++ b/pugl/pugl_x11_gl.h
@@ -17,6 +17,6 @@
 #ifndef PUGL_X11_GL_H
 #define PUGL_X11_GL_H
 
-PuglDrawContext puglGetX11GlDrawContext(void);
+PuglBackend puglGetX11GlBackend(void);
 
 #endif // PUGL_X11_GL_H