Add a small README to get started

[metawatch.git] / mw_utility.c

diff --git a/mw_utility.c b/mw_utility.c
index 2ddc12dde098f7e2dafe4f9b9bb2ac0f5ed2893f..53c5f7ab3000e401e5d4f511d25eefe6453763f4 100644 (file)
--- a/mw_utility.c
+++ b/mw_utility.c
@@ -21,11 +21,15 @@
 #include <string.h>
 #include <stdio.h>
 
-#include "mw_utility.h"
 #include "metawatch.h"
+#include "mw_utility.h"
 
 #include "fonts.h"
 
+/* ----------------------------------------------------------------------
+ * Generic drawing functions
+ * ---------------------------------------------------------------------- */
+
 /*
  * The pixmap buffer has at least one byte per pixel, even for monochrome (bpp=1)
  * bitmaps
@@ -252,3 +256,93 @@ void mw_buf_draw_line_bresenham(mw_buffer *mwbuf, unsigned int xstart, unsigned
        }
 }
 
+
+/* ----------------------------------------------------------------------
+ * Complex combined functions, for user convenience
+ * ---------------------------------------------------------------------- */
+
+/*
+ * send a text notification, automatically take care of device type (ana/digi)
+ * char *title is displayed inverse in top line
+ * char *text is the notification text
+ * vibrate is the number of 300ms vibrations, 0 for none
+ */
+void mw_do_notification(mwdevice_t *mwdevice, char *title, char *text, unsigned char vibrate)
+{
+       mw_buffer *mwbuf;
+       unsigned char *bbuf;
+       int len,i,c,r;
+       char sstr[32];
+
+       // fprintf(stderr, "do_notify devtype=%d, title='%s', text='%s', vibrate=%d\n", mwdevice->devtype, title, text, vibrate);
+       if (mwdevice->devtype == MW_DEVICE_TYPE_DIGITAL || mwdevice->devtype == MW_DEVICE_TYPE_DEVB_DIGI) {
+               mwbuf = mw_alloc_pbuffer(96, 96, 1);
+               mw_buf_clear(mwbuf, MW_BLACK);
+
+               mw_buf_print(mwbuf, 0,  0, title, 0, MW_BLACK, MW_WHITE);
+
+               i=0;
+               c=0; r=1;
+               memset(sstr,0,32);
+               while (i<strlen(text)) {
+                       sstr[c++] = text[i++];
+                       if (c>=16 || i>=strlen(text)) {
+                               mw_buf_print(mwbuf, 0,  r*9, sstr, 0, MW_WHITE, MW_BLACK);
+                               memset(sstr,0,32);
+                               c=0; r++;
+                               if (r>10)
+                                       break;
+                       };
+               };
+
+               bbuf = mw_make_mw_buffer(mwbuf, &len);
+               mw_send_bitmap(mwdevice, MW_SCREEN_MODE_NOTIFICATION, 96, 96, 0, bbuf, len);
+               mw_update_display(mwdevice, MW_SCREEN_MODE_NOTIFICATION, 1);
+               mw_free_pbuffer(mwbuf);
+       } else if (mwdevice->devtype == MW_DEVICE_TYPE_ANA_DIGI || mwdevice->devtype == MW_DEVICE_TYPE_DEVB_ANA_DIGI) {
+               fprintf(stderr, "do notify OLED\n");
+               mwbuf = mw_alloc_pbuffer(80, 16, 1);
+               mw_buf_clear(mwbuf, MW_BLACK);
+
+               mw_buf_print(mwbuf, 0,  0, title, 0, MW_BLACK, MW_WHITE);
+
+               i=0;
+               c=0; r=1;
+               memset(sstr,0,32);
+               while (i<strlen(text) && r<2) {
+                       sstr[c++] = text[i++];
+                       if (c>=13 || i>=strlen(text)) {
+                               mw_buf_print(mwbuf, 0,  r*9, sstr, 0, MW_WHITE, MW_BLACK);
+                               memset(sstr,0,32);
+                               c=0; r++;
+                       };
+               };
+
+               bbuf = mw_make_mw_oled_buffer(mwbuf, &len);
+               mw_write_oled_buffer(mwdevice, 0, MW_OLED_UPPER, 80, 0, bbuf, len);
+
+               mw_buf_clear(mwbuf, MW_BLACK);
+               c=0; r=0;
+               memset(sstr,0,32);
+               while (i<strlen(text) && r<2) {
+                       sstr[c++] = text[i++];
+                       if (c>=13 || i>=strlen(text)) {
+                               mw_buf_print(mwbuf, 0,  r*9, sstr, 0, MW_WHITE, MW_BLACK);
+                               memset(sstr,0,32);
+                               c=0; r++;
+                               if (r>2)
+                                       break;
+                       };
+               };
+
+               bbuf = mw_make_mw_oled_buffer(mwbuf, &len);
+               mw_write_oled_buffer(mwdevice, 0, MW_OLED_LOWER, 80, 0, bbuf, len);
+
+               mw_free_pbuffer(mwbuf);
+       } else
+               fprintf(stderr, "Watch type not set - forgot to call mw_init()?\n");
+
+       if (vibrate)
+               mw_set_vibrate_mode(mwdevice, 1, 300, 300, vibrate);
+}
+