-/* $Id: drv.c,v 1.16 2004/06/02 09:41:19 reinelt Exp $
+/* $Id: drv.c,v 1.17 2004/06/02 10:09:22 reinelt Exp $
*
* new framework for display drivers
*
*
*
* $Log: drv.c,v $
+ * Revision 1.17 2004/06/02 10:09:22 reinelt
+ *
+ * splash screen for HD44780
+ *
* Revision 1.16 2004/06/02 09:41:19 reinelt
*
* prepared support for startup splash screen
static DRIVER *Drv = NULL;
-// Fixme
-char* drv_hello (int line, int cols)
-{
- int i;
- static char *line1[] = { "* LCD4Linux " VERSION " *",
- "LCD4Linux " VERSION,
- "* LCD4Linux *",
- "LCD4Linux",
- "L4Linux",
- NULL };
-
- static char *line2[] = { "http://lcd4linux.sourceforge.net",
- "lcd4linux.sourceforge.net",
- "http://lcd4linux.sf.net",
- "lcd4linux.sf.net",
- NULL };
-
-
- switch (line) {
- case 1:
- for (i = 0; line1[i]; i++) {
- if (strlen(line1[i]) <= cols) {
- return line1[i];
- }
- }
- break;
- case 2:
- for (i = 0; line2[i]; i++) {
- if (strlen(line2[i]) <= cols) {
- return line2[i];
- }
- }
- break;
- }
-
- return NULL;
-}
-
-
int drv_list (void)
{
int i;
-/* $Id: drv_HD44780.c,v 1.25 2004/06/02 09:41:19 reinelt Exp $
+/* $Id: drv_HD44780.c,v 1.26 2004/06/02 10:09:22 reinelt Exp $
*
* new style driver for HD44780-based displays
*
*
*
* $Log: drv_HD44780.c,v $
+ * Revision 1.26 2004/06/02 10:09:22 reinelt
+ *
+ * splash screen for HD44780
+ *
* Revision 1.25 2004/06/02 09:41:19 reinelt
*
* prepared support for startup splash screen
#endif
-static int drv_HD_start (char *section)
+static int drv_HD_start (char *section, int quiet)
{
char *model, *strsize;
int rows=-1, cols=-1, gpos=-1;
}
}
+ if (!quiet) {
+ char buffer[40];
+ qprintf(buffer, sizeof(buffer), "%s %dx%d", Name, DCOLS, DROWS);
+ if (drv_generic_text_greet (buffer)) {
+ sleep (3);
+ drv_HD_command (allControllers, 0x01, T_CLEAR); // clear *both* displays
+ }
+ }
+
return 0;
}
// start display
- if ((ret=drv_HD_start (section))!=0)
+ if ((ret=drv_HD_start (section, quiet))!=0)
return ret;
// initialize generic text driver
widget_register(&wc);
// register plugins
- if (Capabilities & CAP_BRIGHTNESS)
+ if (Capabilities & CAP_BRIGHTNESS) {
AddFunction ("LCD::brightness", 1, plugin_brightness);
-
- return 0;
-}
-
-
-// say hello to the user
-static int drv_HD_greet (int start_stop)
-{
- int flag = 0;
- char buffer[40];
- char *msg;
-
- drv_HD_command (allControllers, 0x01, T_CLEAR); // clear *both* displays
-
- msg = drv_hello (1, DCOLS);
- if (msg != NULL) {
- drv_HD_write (0, (DCOLS-strlen(msg))/2, msg, strlen(msg));
- flag = 1;
- }
-
- if (DROWS >= 2) {
- msg = drv_hello (2, DCOLS);
- if (msg != NULL) {
- drv_HD_write (1, (DCOLS-strlen(msg))/2, msg, strlen(msg));
- flag = 1;
- }
- }
-
- if (DROWS >= 3) {
- qprintf(buffer, sizeof(buffer), "HD44780 %dx%d", DCOLS, DROWS);
- msg = buffer;
- if (strlen(msg) <= DCOLS) {
- drv_HD_write (2, (DCOLS-strlen(msg))/2, msg, strlen(msg));
- flag = 1;
- }
- }
-
- if (flag && start_stop) {
- sleep (3);
- drv_HD_command (allControllers, 0x01, T_CLEAR); // clear *both* displays
}
return 0;
int drv_HD_quit (void) {
info("%s: shutting down.", Name);
- drv_generic_parport_close();
+
drv_generic_text_quit();
+
+ drv_HD_command (allControllers, 0x01, T_CLEAR); // clear *both* displays
+ drv_generic_text_greet ("good bye!");
+
+ drv_generic_parport_close();
return (0);
}
-/* $Id: drv_generic_text.c,v 1.15 2004/06/01 06:45:30 reinelt Exp $
+/* $Id: drv_generic_text.c,v 1.16 2004/06/02 10:09:22 reinelt Exp $
*
* generic driver helper for text-based displays
*
*
*
* $Log: drv_generic_text.c,v $
+ * Revision 1.16 2004/06/02 10:09:22 reinelt
+ *
+ * splash screen for HD44780
+ *
* Revision 1.15 2004/06/01 06:45:30 reinelt
*
* some Fixme's processed
}
+// ****************************************
+// *** generic text handling ***
+// ****************************************
+
+int drv_generic_text_init (char *section, char *driver)
+{
+
+ Section=section;
+ Driver=driver;
+
+ // init display framebuffer
+ DisplayFB = (char*)malloc(DCOLS*DROWS*sizeof(char));
+ memset (DisplayFB, ' ', DROWS*DCOLS*sizeof(char));
+
+ // init layout framebuffer
+ LROWS = 0;
+ LCOLS = 0;
+ LayoutFB=NULL;
+ drv_generic_text_resizeFB (DROWS, DCOLS);
+
+ // sanity check
+ if (LayoutFB==NULL || DisplayFB==NULL) {
+ error ("%s: framebuffer could not be allocated: malloc() failed", Driver);
+ return -1;
+ }
+
+ return 0;
+}
+
+
+// say hello to the user
+int drv_generic_text_greet (char *message)
+{
+ int i;
+ int flag = 0;
+
+ char *line1[] = { "* LCD4Linux " VERSION " *",
+ "LCD4Linux " VERSION,
+ "* LCD4Linux *",
+ "LCD4Linux",
+ "L4Linux",
+ NULL };
+
+ char *line2[] = { "http://lcd4linux.sourceforge.net",
+ "lcd4linux.sourceforge.net",
+ "http://lcd4linux.sf.net",
+ "lcd4linux.sf.net",
+ NULL };
+
+
+ for (i = 0; line1[i]; i++) {
+ if (strlen(line1[i]) <= DCOLS) {
+ drv_generic_text_real_write (0, (DCOLS-strlen(line1[i]))/2, line1[i], strlen(line1[i]));
+ flag = 1;
+ break;
+ }
+ }
+
+ if (DROWS >= 2) {
+ for (i = 0; line2[i]; i++) {
+ if (strlen(line2[i]) <= DCOLS) {
+ drv_generic_text_real_write (1, (DCOLS-strlen(line2[i]))/2, line2[i], strlen(line2[i]));
+ flag = 1;
+ break;
+ }
+ }
+ }
+
+ if (message && DROWS >= 3) {
+ int len = strlen(message);
+ if ( len <= DCOLS) {
+ drv_generic_text_real_write (2, (DCOLS-len)/2, message, len);
+ flag = 1;
+ }
+ }
+
+ return flag;
+}
+
int drv_generic_text_draw (WIDGET *W)
{
}
+int drv_generic_text_quit (void) {
+
+ if (LayoutFB) {
+ free(LayoutFB);
+ LayoutFB=NULL;
+ }
+
+ if (DisplayFB) {
+ free(DisplayFB);
+ DisplayFB=NULL;
+ }
+
+ if (BarFB) {
+ free (BarFB);
+ BarFB=NULL;
+ }
+ widget_unregister();
+
+ return (0);
+}
+
+
// ****************************************
// *** generic icon handling ***
// ****************************************
+int drv_generic_text_icon_init (void)
+{
+ if (cfg_number(Section, "Icons", 0, 0, CHARS, &ICONS)<0) return -1;
+ if (ICONS>0) {
+ info ("%s: reserving %d of %d user-defined characters for icons", Driver, ICONS, CHARS);
+ }
+ return 0;
+}
+
+
int drv_generic_text_icon_draw (WIDGET *W)
{
static int icon_counter=0;
}
+int drv_generic_text_bar_init (int single_segments)
+{
+ if (BarFB) free (BarFB);
+
+ if ((BarFB=malloc (LROWS*LCOLS*sizeof(BAR)))==NULL) {
+ error ("bar buffer allocation failed: out of memory");
+ return -1;
+ }
+
+ Single_Segments = single_segments;
+
+ nSegment=0;
+ fSegment=0;
+
+ drv_generic_text_bar_clear();
+
+ return 0;
+}
+
+
+void drv_generic_text_bar_add_segment(int val1, int val2, DIRECTION dir, int ascii)
+{
+ Segment[fSegment].val1=val1;
+ Segment[fSegment].val2=val2;
+ Segment[fSegment].dir=dir;
+ Segment[fSegment].used=0;
+ Segment[fSegment].ascii=ascii;
+
+ fSegment++;
+ nSegment=fSegment;
+}
+
+
static void drv_generic_text_bar_create_bar (int row, int col, DIRECTION dir, int len, int val1, int val2)
{
int rev=0;
}
-// ****************************************
-// *** generic init/quit ***
-// ****************************************
-
-int drv_generic_text_init (char *section, char *driver)
-{
-
- Section=section;
- Driver=driver;
-
- // init display framebuffer
- DisplayFB = (char*)malloc(DCOLS*DROWS*sizeof(char));
- memset (DisplayFB, ' ', DROWS*DCOLS*sizeof(char));
-
- // init layout framebuffer
- LROWS = 0;
- LCOLS = 0;
- LayoutFB=NULL;
- drv_generic_text_resizeFB (DROWS, DCOLS);
-
- // sanity check
- if (LayoutFB==NULL || DisplayFB==NULL) {
- error ("%s: framebuffer could not be allocated: malloc() failed", Driver);
- return -1;
- }
-
- return 0;
-}
-
-
-int drv_generic_text_icon_init (void)
-{
- if (cfg_number(Section, "Icons", 0, 0, CHARS, &ICONS)<0) return -1;
- if (ICONS>0) {
- info ("%s: reserving %d of %d user-defined characters for icons", Driver, ICONS, CHARS);
- }
- return 0;
-}
-
-
-int drv_generic_text_bar_init (int single_segments)
-{
- if (BarFB) free (BarFB);
-
- if ((BarFB=malloc (LROWS*LCOLS*sizeof(BAR)))==NULL) {
- error ("bar buffer allocation failed: out of memory");
- return -1;
- }
-
- Single_Segments = single_segments;
-
- nSegment=0;
- fSegment=0;
-
- drv_generic_text_bar_clear();
-
- return 0;
-}
-
-
-void drv_generic_text_bar_add_segment(int val1, int val2, DIRECTION dir, int ascii)
-{
- Segment[fSegment].val1=val1;
- Segment[fSegment].val2=val2;
- Segment[fSegment].dir=dir;
- Segment[fSegment].used=0;
- Segment[fSegment].ascii=ascii;
-
- fSegment++;
- nSegment=fSegment;
-}
-
-
-int drv_generic_text_quit (void) {
-
- if (LayoutFB) {
- free(LayoutFB);
- LayoutFB=NULL;
- }
-
- if (DisplayFB) {
- free(DisplayFB);
- DisplayFB=NULL;
- }
-
- if (BarFB) {
- free (BarFB);
- BarFB=NULL;
- }
- widget_unregister();
-
- return (0);
-}
projects / lcd4linux.git / commitdiff