void LCDFN(set_viewport)(struct viewport* vp)
{
if (vp == NULL)
current_vp = &default_vp;
else
current_vp = vp;
#if defined(SIMULATOR)
/* Force the viewport to be within bounds. If this happens it should
* be considered an error - the viewport will not draw as it might be
* expected.
*/
if((unsigned) current_vp->x > (unsigned) LCDM(WIDTH)
|| (unsigned) current_vp->y > (unsigned) LCDM(HEIGHT)
|| current_vp->x + current_vp->width > LCDM(WIDTH)
|| current_vp->y + current_vp->height > LCDM(HEIGHT))
{
#if !defined(HAVE_VIEWPORT_CLIP)
DEBUGF("ERROR: "
#else
DEBUGF("NOTE: "
#endif
"set_viewport out of bounds: x: %d y: %d width: %d height:%d\n",
current_vp->x, current_vp->y,
current_vp->width, current_vp->height);
}
void LCDFN(puts_scroll_style_xyoffset)(int x, int y, const unsigned char *string,
int style, int x_offset, int y_offset)
{
struct scrollinfo* s;
char *end;
int w, h;
int len;
if ((unsigned)y >= (unsigned)current_vp->height)
return;
/* remove any previously scrolling line at the same location */
LCDFN(scroll_stop_line)(current_vp, y);
if (LCDFN(scroll_info).lines >= LCDM(SCROLLABLE_LINES)) return;
if (!string)
return;
LCDFN(puts_style_xyoffset)(x, y, string, style, x_offset, y_offset);
LCDFN(getstringsize)(string, &w, &h);
if (current_vp->width - x * 8 >= w)
return;
/* prepare scroll line */
s = &LCDFN(scroll_info).scroll[LCDFN(scroll_info).lines];
s->start_tick = current_tick + LCDFN(scroll_info).delay;
s->style = style;
strlcpy(s->line, string, sizeof s->line);
/* get width */
s->width = LCDFN(getstringsize)(s->line, &w, &h);
/* scroll bidirectional or forward only depending on the string
width */
if ( LCDFN(scroll_info).bidir_limit ) {
s->bidir = s->width < (current_vp->width) *
(100 + LCDFN(scroll_info).bidir_limit) / 100;
}
else
s->bidir = false;
if (!s->bidir) { /* add spaces if scrolling in the round */
strlcat(s->line, " ", sizeof s->line);
/* get new width incl. spaces */
s->width = LCDFN(getstringsize)(s->line, &w, &h);
}
end = strchr(s->line, '\0');
len = sizeof s->line - (end - s->line);
strlcpy(end, string, MIN(current_vp->width/2, len));
s->vp = current_vp;
s->y = y;
s->offset = x_offset;
s->startx = x * LCDFN(getstringsize)(" ", NULL, NULL);
s->y_offset = y_offset;
s->backward = false;
LCDFN(scroll_info).lines++;
}
#define LCDFN(fn) lcd_ ## fn
#define FBFN(fn) fb_ ## fn
#define LCDM(ma) LCD_ ## ma
#define LCDNAME "lcd_"
#define MAIN_LCD
#endif
/*** globals ***/
FBFN(data) LCDFN(framebuffer)[LCDM(FBHEIGHT)][LCDM(FBWIDTH)] IRAM_LCDFRAMEBUFFER;
static struct viewport default_vp =
{
.x = 0,
.y = 0,
.width = LCDM(WIDTH),
.height = LCDM(HEIGHT),
.font = FONT_SYSFIXED,
.drawmode = DRMODE_SOLID,
};
static struct viewport* current_vp = &default_vp;
/*** Viewports ***/
void LCDFN(set_viewport)(struct viewport* vp)
{
if (vp == NULL)
current_vp = &default_vp;
else
current_vp = vp;
/*** globals ***/
FBFN(data) LCDFN(static_framebuffer)[LCDM(FBHEIGHT)][LCDM(FBWIDTH)] IRAM_LCDFRAMEBUFFER;
FBFN(data) *LCDFN(framebuffer) = &LCDFN(static_framebuffer)[0][0];
static const FBFN(data) patterns[4] = {0xFFFF, 0xFF00, 0x00FF, 0x0000};
static FBFN(data) *backdrop = NULL;
static long backdrop_offset IDATA_ATTR = 0;
static struct viewport default_vp =
{
.x = 0,
.y = 0,
.width = LCDM(WIDTH),
.height = LCDM(HEIGHT),
.font = FONT_SYSFIXED,
.drawmode = DRMODE_SOLID,
.fg_pattern = LCDM(DEFAULT_FG),
.bg_pattern = LCDM(DEFAULT_BG)
};
static struct viewport * current_vp IBSS_ATTR;
static unsigned fg_pattern IBSS_ATTR;
static unsigned bg_pattern IBSS_ATTR;
/*** Viewports ***/
void LCDFN(set_viewport)(struct viewport* vp)
