1 files changed, 75 insertions, 0 deletions
diff --git a/apps/pdfapp.h b/apps/pdfapp.h
new file mode 100644
index 00000000..9f03505e
--- /dev/null
+++ b/apps/pdfapp.h
@@ -0,0 +1,75 @@
+/*
+ * Utility object for handling a pdf application / view
+ * Takes care of PDF loading and displaying and navigation,
+ * uses a number of callbacks to the GUI app.
+ */
+
+typedef struct pdfapp_s pdfapp_t;
+
+enum { ARROW, HAND, WAIT };
+
+extern void winwarn(pdfapp_t*, char *s);
+extern void winerror(pdfapp_t*, fz_error *error);
+extern void wintitle(pdfapp_t*, char *title);
+extern void winresize(pdfapp_t*, int w, int h);
+extern void winconvert(pdfapp_t*, fz_pixmap *image);
+extern void winrepaint(pdfapp_t*);
+extern char* winpassword(pdfapp_t*, char *filename);
+extern void winopenuri(pdfapp_t*, char *s);
+extern void wincursor(pdfapp_t*, int curs);
+extern void windocopy(pdfapp_t*);
+
+struct pdfapp_s
+{
+	/* current document params */
+	char *filename;
+	char *doctitle;
+	pdf_xref *xref;
+	pdf_outline *outline;
+	pdf_pagetree *pages;
+	fz_renderer *rast;
+
+	/* current view params */
+	float zoom;
+	int rotate;
+	fz_pixmap *image;
+
+	/* current page params */
+	int pageno;
+	pdf_page *page;
+
+	/* snapback history */
+	int hist[256];
+	int histlen;
+
+	/* window system sizes */
+	int winw, winh;
+	int scrw, scrh;
+	int shrinkwrap;
+
+	/* event handling state */
+	char number[256];
+	int numberlen;
+
+	int ispanning;
+	int panx, pany;
+
+	int iscopying;
+	int selx, sely;
+	fz_irect selr;
+
+	/* client context storage */
+	void *userdata;
+};
+
+void pdfapp_init(pdfapp_t *app);
+void pdfapp_open(pdfapp_t *app, char *filename);
+void pdfapp_close(pdfapp_t *app);
+
+char *pdfapp_usage(pdfapp_t *app);
+
+void pdfapp_onkey(pdfapp_t *app, int c);
+void pdfapp_onmouse(pdfapp_t *app, int x, int y, int btn, int modifiers, int state);
+void pdfapp_oncopy(pdfapp_t *app, unsigned short *ucsbuf, int ucslen);
+void pdfapp_onresize(pdfapp_t *app, int w, int h);
+