X-Git-Url: http://git.mutantstargoat.com/user/nuclear/?p=demo_prior;a=blobdiff_plain;f=src%2Fpart.h;fp=src%2Fpart.h;h=8d0fbdfafce9902488187f31e86ffcfbd5e216d5;hp=0000000000000000000000000000000000000000;hb=6a752049e496c93a61e0130348f71888583d743c;hpb=646e75fcb6bdb93c853f6706c23d809c2c63415c

diff --git a/src/part.h b/src/part.h
new file mode 100644
index 0000000..8d0fbdf
--- /dev/null
+++ b/src/part.h
@@ -0,0 +1,42 @@
+#ifndef PART_H_
+#define PART_H_
+
+struct demo_part {
+	const char *name;
+	long start_time;
+	long in_time;	/* transition overlap with previous part */
+
+	int (*init)(void);
+	void (*destroy)(void);
+
+	void (*start)(void);
+	void (*stop)(void);
+
+	/* tm is the time from the start of this part in milliseconds */
+	void (*draw)(long tm);
+
+	/* optional: transition draw functions. if null, the regular draw will be
+	 * called for the duration of the transition instead
+	 */
+	void (*draw_in)(long tm, float t);
+	void (*draw_out)(long tm, float t);
+
+	/* optional, will be called only when active */
+	void (*reshape)(int x, int y);
+	void (*keyboard)(int key, int st);
+	void (*mbutton)(int bn, int st, int x, int y);
+	void (*mmotion)(int x, int y);
+};
+
+#define MAX_DEMO_PARTS	64
+extern struct demo_part *parts[MAX_DEMO_PARTS];
+extern int num_parts;
+
+extern struct demo_part *cur_part, *prev_part;
+
+void add_part(struct demo_part *part);
+void switch_part(struct demo_part *part);
+
+struct demo_part *find_part(const char *name);
+
+#endif	/* PART_H_ */