/*
* (c) 2011 Siegen, Germany by Nils Faerber <nils.faerber@kernelconcepts.de>
*
- * license LGPL
+ * This library is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU Lesser General Public
+ * License as published by the Free Software Foundation; either
+ * version 2 of the License, or (at your option) any later version.
+ *
+ * This library is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
+ * Lesser General Public License for more details.
+ *
+ * You should have received a copy of the GNU Lesser General Public
+ * License along with this library; if not, write to the
+ * Free Software Foundation, Inc., 59 Temple Place - Suite 330,
+ * Boston, MA 02111-1307, USA.
*/
#include <stdlib.h>
#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)
free(mwbuf);
}
+/*
+ * makes a buffer for sending to the LCD watch from the drawing buffer, e.g.
+ * mw_send_bitmap(mw_fd, MW_SCREEN_MODE_IDLE, 96, 65, 31, bbuf, len);
+ *
+ * NOT reentrant !
+ */
+unsigned char *mw_make_mw_buffer(mw_buffer *mwbuf, int *buflen)
+{
+ static unsigned char wbuf[96*12];
+ int x, y;
+ unsigned char clr;
+
+ memset(wbuf, 0, 96*12);
+
+ for (y = 0; y < mwbuf->res_y; y++) {
+ for (x = 0; x < mwbuf->res_x; x++) {
+ clr = *(unsigned char *)(mwbuf->pbuf+((y*mwbuf->res_x)+x));
+ if (clr) {
+ *(unsigned char *)(wbuf+((y*12)+(x/8))) |= 1 << (x%8);
+ };
+ };
+ };
+ *buflen = mwbuf->res_y * 12;
+
+ return wbuf;
+}
+
+unsigned char *mw_make_mw_oled_buffer(mw_buffer *mwbuf, int *buflen)
+{
+ static unsigned char wbuf[2*80]; /* size of one OLED, two rows */
+ int x, y;
+ unsigned char clr;
+
+ memset(wbuf, 0, 2*80);
+
+ for (x=0; x<mwbuf->res_x; x++) {
+ for (y=0; y<mwbuf->res_y; y++) {
+ clr = *(unsigned char *)(mwbuf->pbuf+((y*mwbuf->res_x)+x));
+ if (clr) {
+ *(unsigned char *)(wbuf+(x+80*(y/8))) |= 1 << (7-(y%8));
+ }
+ }
+ }
+ *buflen = (mwbuf->res_y / 8) * 80;
+
+ return wbuf;
+}
+
void mw_dump_mw_buffer(mw_buffer *mwbuf)
{
int x, y;
if (!mwbuf)
return;
+ if (clr == MW_TRANSPARENT)
+ return;
pbuf_size = mwbuf->res_x * mwbuf->res_y * ((mwbuf->bpp / 8) + 1);
memset(mwbuf->pbuf, clr, pbuf_size);
{
if (!mwbuf)
return;
+ if (clr == MW_TRANSPARENT)
+ return;
*(unsigned char *)(mwbuf->pbuf+((y*mwbuf->res_x)+x)) = clr;
}
+void mw_buf_print(mw_buffer *mwbuf, unsigned int x, unsigned int y, char *text, unsigned char fsize, mw_color fgclr, mw_color bgclr)
+{
+ unsigned int i,j,z;
+ const unsigned char *data, *font_style;
+ unsigned char mask,xme,yme,offset;
+
+ if (text==NULL || strlen(text) == 0)
+ return;
+
+ switch (fsize) {
+ case 0:
+ data = (const unsigned char *)FONT6x8;
+ font_style = (const unsigned char *)FONT6x8;
+ break;
+ case 1:
+ data = (const unsigned char *)FONT8x8F;
+ font_style = (const unsigned char *)FONT8x8F;
+ break;
+ case 2:
+ data = (const unsigned char *)FONT8x16;
+ font_style = (const unsigned char *)FONT8x16;
+ break;
+ default:
+ data = (const unsigned char *)FONT6x8;
+ font_style = (const unsigned char *)FONT6x8;
+ break;
+ };
+ xme = *data++;
+ yme = *data++;
+ offset = *data;
+
+ do {
+ mask = 0x00;
+ data = (font_style + offset) + (offset * (int)(*text - 32));
+ for (i=0; i < yme; i++) {
+ mask |=0x80;
+ for (j=x; j < (x + xme); j++) {
+ z = y + i;
+ if ((z < mwbuf->res_y) && (j < mwbuf->res_x)) {
+ if (*data & mask) {
+ mw_buf_draw_pixel(mwbuf, j, z, fgclr);
+ } else {
+ mw_buf_draw_pixel(mwbuf, j, z, bgclr);
+ }
+ }
+ mask >>= 1;
+ }
+ data++;
+ }
+ x += xme;
+ text++;
+ } while (*text != '\0');
+}
+
+void mw_buf_draw_line_bresenham(mw_buffer *mwbuf, unsigned int xstart, unsigned int ystart, unsigned int xend, unsigned int yend, mw_color clr)
+{
+ int x, y, t, dx, dy, incx, incy, pdx, pdy, ddx, ddy, es, el, err;
+
+ dx = xend - xstart;
+ dy = yend - ystart;
+
+ incx = (dx >= 0) ? 1 : -1;
+ incy = (dy >= 0) ? 1 : -1;
+
+ if (dx<0)
+ dx = -dx;
+ if (dy<0)
+ dy = -dy;
+
+ if (dx>dy) {
+ pdx = incx; pdy = 0;
+ ddx=incx; ddy=incy;
+ es =dy; el =dx;
+ } else {
+ pdx=0; pdy=incy;
+ ddx=incx; ddy=incy;
+ es =dx; el =dy;
+ }
+
+ x = xstart;
+ y = ystart;
+ err = el/2;
+ mw_buf_draw_pixel(mwbuf, x, y, clr);
+
+ for (t = 0; t < el; ++t) {
+ err -= es;
+ if (err < 0) {
+ err += el;
+ x += ddx;
+ y += ddy;
+ } else {
+ x += pdx;
+ y += pdy;
+ }
+ mw_buf_draw_pixel(mwbuf, x, y, clr);
+ }
+}
+
+
+/* ----------------------------------------------------------------------
+ * 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);
+}