window manager continued

1 files changed, 68 insertions, 8 deletions

diff --git a/video/compositor.h b/video/compositor.h
index e3204a6..334dfa3 100644
--- a/video/compositor.h
+++ b/video/compositor.h
@@ -1,21 +1,81 @@
 #include <stdint.h>
-#include "ringbuffer.h"
 
 /**
  * @file
  *
- * Super Light composting window manager for Fool 0S. 
+ * Super Light compositing window manager for Fool 0S. 
  * Can be run directly on a 32bit or 24bit Framebuffer.
  *
+ * pid needed to get vmem directory of process for some calls.
+ * only pne window per pid allowed by now.
  *
+ * Internals:
+ *
+ * framebuffer
+ * backbuffer  - same format as framebuffer.
+ *
+ * icons and user-land buffers use ARGB.
+ * bitmaps loaded use ARGB.
+ *
+ * TODO: /dev/mouse
+ * 
+ * Threads
+ * -------
+ *  In general it should be accessed only by one gui thread anyway.
+ */
+
+/** 
+ * Initialization of our window manager
+ * some obvious params and the address of the framebuffer.
+ */
+void compositor_init(uint16_t width, uint16_t height,uint16_t bpp, uint16_t pitch, uint8_t *fb);
+
+/** 
+ *  THE HEAVY WORK 
+ *
+ *  You can call this any time you want.
+ *  It will have no effect unless there 
+ *  was a call to compositor_wake() before.
  */
+void compositor_paint(); 
 
+/**  
+ * Call this at e.g. at 60HZ. To force a max refresh rate for 
+ * compositor_paint(). Additonal calls to compositor_paint() will 
+ * be jus skipped.
+ *
+ * This function just sets one variable so it can be caled
+ * from a interrupt handler (e.g. APIC Timer)
+ */
 void compositor_wake();
-void compositor_wake2();
-void compositor_init(uint16_t width, uint16_t height,uint16_t bpp, uint16_t pitch);
-void compositor_set_background(char *ppm_raw_filename);
-void compositor_swap_buffers();
+
+/**
+ * Invalidates an area of the screen. so it will be repainted on the
+ * upcoming frame. can set the address of the user framebuffer 
+ * (if changed since last call).
+ */
+void compositor_invalidate(uint32_t pid,uint16_t x, uint16_t y, uint16_t w, uint16_t h,uint32_t *fb);
+
+/** 
+ * Window Create
+ *
+ * flag 1 - no decoration
+ * flag 2 - fixed (can not be moved and always in foreground)
+ */
+int compositor_create_window(uint32_t pid,uint16_t x, uint16_t y,uint16_t w,uint16_t h,uint16_t flags);
+
+/** 
+ * Window Destroy
+ */
+void compositor_destroy_window(uint32_t pid);
+
+/**
+ * user input mouse
+ */
 void compositor_mouse_handle(int16_t x,int16_t y, uint8_t key);
+
+/** 
+ * user input keyboard
+ */
 void compositor_kb_handle(char c);
-void compositor_add_window(uint32_t addr,uint32_t pid,ringbuffer *);
-void compositor_del_window(uint32_t addr);
+