[G15daemon-commits] SF.net SVN: g15daemon: [438] trunk/g15daemon-wip

[<mla...@us...>]

Revision: 438
          http://g15daemon.svn.sourceforge.net/g15daemon/?rev=438&view=rev
Author:   mlampard
Date:     2008-01-21 02:40:18 -0800 (Mon, 21 Jan 2008)

Log Message:
-----------
g15daemon 1.9x: add screen capture ability (M1+M3 == screen dump to /tmp/g15daemon-sc-X.pbm).

Modified Paths:
--------------
    trunk/g15daemon-wip/ChangeLog
    trunk/g15daemon-wip/g15daemon/g15daemon.h
    trunk/g15daemon-wip/g15daemon/main.c
    trunk/g15daemon-wip/g15daemon/utility_funcs.c

Modified: trunk/g15daemon-wip/ChangeLog
===================================================================
--- trunk/g15daemon-wip/ChangeLog	2008-01-21 01:32:40 UTC (rev 437)
+++ trunk/g15daemon-wip/ChangeLog	2008-01-21 10:40:18 UTC (rev 438)
@@ -155,3 +155,6 @@
 	  client-switch.  Used by G15Macro if available.
 - Debug:  Add segfault handler to libg15daemon_client to aid debugging
 	  clients.
+- Feature: Add screendump ability.  Pressing M1+M3 simultaneously will write
+	  a pbm format image of the currently displayed screen to 
+	  /tmp/g15daemon-sc-?.pbm, where ? is an incremental number.

Modified: trunk/g15daemon-wip/g15daemon/g15daemon.h
===================================================================
--- trunk/g15daemon-wip/g15daemon/g15daemon.h	2008-01-21 01:32:40 UTC (rev 437)
+++ trunk/g15daemon-wip/g15daemon/g15daemon.h	2008-01-21 10:40:18 UTC (rev 438)
@@ -227,6 +227,8 @@
 void g15daemon_init_refresh();
 void g15daemon_quit_refresh();
 int uf_write_buf_to_g15(lcd_t *lcd);
+/* write a pbm format file 'filename' with image contained in 'buf' */
+int uf_screendump_pbm(unsigned char *buf,char *filename);
 int uf_read_keypresses(unsigned int *keypresses, unsigned int timeout);
 /* return the pid of a running copy of g15daemon, else -1 */
 int uf_return_running();

Modified: trunk/g15daemon-wip/g15daemon/main.c
===================================================================
--- trunk/g15daemon-wip/g15daemon/main.c	2008-01-21 01:32:40 UTC (rev 437)
+++ trunk/g15daemon-wip/g15daemon/main.c	2008-01-21 10:40:18 UTC (rev 438)
@@ -95,6 +95,14 @@
                     displaying->backlight_state++;  
                     displaying->backlight_state %= 3; // limit to 0-2 inclusive 
                 }
+                if(value & G15_KEY_M1 && value & G15_KEY_M3) {
+                  static int scr_num=0;
+                  char filename[128];
+                  lcd_t *displaying = lcd->masterlist->current->lcd;
+                  sprintf(filename,"/tmp/g15daemon-sc-%i.pbm",scr_num);
+                  uf_screendump_pbm(displaying->buf,filename);
+                  scr_num++;
+                }
                 free(newevent);
             }else{
                 /* hacky attempt to double-time the use of L1, if the key is pressed less than half a second, it cycles the screens.  If held for longer, the key is sent to the application for use instead */

Modified: trunk/g15daemon-wip/g15daemon/utility_funcs.c
===================================================================
--- trunk/g15daemon-wip/g15daemon/utility_funcs.c	2008-01-21 01:32:40 UTC (rev 437)
+++ trunk/g15daemon-wip/g15daemon/utility_funcs.c	2008-01-21 10:40:18 UTC (rev 438)
@@ -44,6 +44,7 @@
 #include "g15daemon.h"
 #include <libg15.h>
 #include <stdarg.h>
+#include <libg15render.h>
 
 extern unsigned int g15daemon_debug;
 extern volatile int leaving;
@@ -659,3 +660,24 @@
     return 0;
 }
 
+int uf_screendump_pbm(unsigned char *buffer,char *filename) {
+    FILE *f;
+    int x,y;
+    #define WIDTH 40
+    g15canvas *canvas=g15daemon_xmalloc(sizeof(g15canvas));
+    memcpy(canvas->buffer,buffer,LCD_BUFSIZE);
+    f = fopen(filename,"w+");
+    fprintf(f,"P1\n160 43\n");
+    fprintf(f,"# G15 screendump - %s\n\n",filename);
+    for(y=0;y<43;y++)
+      for(x=0;x<160;x++) {
+        fprintf(f,"%i",g15r_getPixel(canvas,x,y));
+            if(x%WIDTH==WIDTH-1)
+              fprintf(f,"\n");
+        }
+
+        fclose(f);
+    free(canvas);
+    return 0;
+}
+


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