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Merge pull request #551 from jg1uaa/master

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improve refreshing display
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Jonathan Naylor 2020-02-16 15:45:01 +00:00 committed by GitHub
commit 8b172f1221
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GPG key ID: 4AEE18F83AFDEB23
1 changed files with 10 additions and 4 deletions
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14
TFTSurenoo.cpp
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@ -67,7 +67,7 @@ enum LcdColour {
// This module sometimes ignores display command (too busy?), // This module sometimes ignores display command (too busy?),
// so supress display refresh // so supress display refresh
#define REFRESH_PERIOD 250 // msec #define REFRESH_PERIOD 600 // msec
#define STR_CRLF "\x0D\x0A" #define STR_CRLF "\x0D\x0A"
#define STR_DMR "DMR" #define STR_DMR "DMR"
@ -352,8 +352,6 @@ void CTFTSurenoo::setLineBuffer(char *buf, const char *text, int maxchar)
for (i = 0; i < maxchar && text[i] != '\0'; i++) for (i = 0; i < maxchar && text[i] != '\0'; i++)
buf[i] = text[i]; buf[i] = text[i];
for (; i < maxchar; i++)
buf[i] = ' ';
buf[i] = '\0'; buf[i] = '\0';
m_refresh = true; m_refresh = true;
@ -376,6 +374,11 @@ void CTFTSurenoo::refreshDisplay(void)
{ {
if (!m_refresh) return; if (!m_refresh) return;
// clear display
::snprintf(m_temp, sizeof(m_temp), "BOXF(%d,%d,%d,%d,%d);",
0, 0, X_WIDTH - 1, Y_WIDTH - 1, BG_COLOUR);
m_serial->write((unsigned char*)m_temp, ::strlen(m_temp));
// mode line // mode line
::snprintf(m_temp, sizeof(m_temp), "DCV%d(%d,%d,'%s',%d);", ::snprintf(m_temp, sizeof(m_temp), "DCV%d(%d,%d,'%s',%d);",
MODE_FONT_SIZE, 0, 0, m_lineBuf, MODE_COLOUR); MODE_FONT_SIZE, 0, 0, m_lineBuf, MODE_COLOUR);
@ -383,10 +386,13 @@ void CTFTSurenoo::refreshDisplay(void)
// status line // status line
for (int i = 0; i < STATUS_LINES; i++) { for (int i = 0; i < STATUS_LINES; i++) {
char *p = m_lineBuf + statusLine_offset(i);
if (!::strlen(p)) continue;
::snprintf(m_temp, sizeof(m_temp), "DCV%d(%d,%d,'%s',%d);", ::snprintf(m_temp, sizeof(m_temp), "DCV%d(%d,%d,'%s',%d);",
STATUS_FONT_SIZE, 0, STATUS_FONT_SIZE, 0,
STATUS_MARGIN + STATUS_FONT_SIZE * i, STATUS_MARGIN + STATUS_FONT_SIZE * i,
m_lineBuf + statusLine_offset(i), FG_COLOUR); p, FG_COLOUR);
m_serial->write((unsigned char*)m_temp, (unsigned int)::strlen(m_temp)); m_serial->write((unsigned char*)m_temp, (unsigned int)::strlen(m_temp));
} }