static std::string splitString(const std::string & text, const int maxwidth, LcdFont *font, bool dumb, bool utf8)
{
int width, pos;
std::string tmp = removeLeadingSpaces(text);
if (font->getRenderWidth(tmp.c_str(), utf8) > maxwidth)
{
do
{
if (dumb)
{
do
{
tmp = tmp.substr(0, tmp.length()-1);
width = font->getRenderWidth(tmp.c_str(), utf8);
} while (utf8 && font->getRenderWidth(tmp.substr(0, tmp.length()-1).c_str(), true) == width); // cut an UTF-8 character completely
}
else
{
pos = tmp.find_last_of("[ .-]+");
if (pos != -1)
{
tmp = tmp.substr(0, pos);
width = font->getRenderWidth(tmp.c_str(), utf8);
}
else // does not fit -> fall back to dumb split
{
do
{
tmp = tmp.substr(0, tmp.length()-1);
width = font->getRenderWidth(tmp.c_str(), utf8);
} while (utf8 && font->getRenderWidth(tmp.substr(0, tmp.length()-1).c_str(), true) == width); // cut an UTF-8 character completely
}
}
} while (width > maxwidth);
}
return tmp;
}
/*!
* \brief ModelicaEditor::setPlainText
* Reimplementation of QPlainTextEdit::setPlainText method.
* Makes sure we dont update if the passed text is same.
* \param text the string to set.
*/
void ModelicaEditor::setPlainText(const QString &text)
{
QMap<int, int> leadingSpacesMap;
QString contents = text;
// store and remove leading spaces
if (mpModelWidget->getLibraryTreeItem()->isInPackageOneFile()) {
leadingSpacesMap = StringHandler::getLeadingSpaces(contents);
contents = removeLeadingSpaces(contents);
}
// Only set the text when it is really new
if (contents != mpPlainTextEdit->toPlainText()) {
mForceSetPlainText = true;
if (mpModelWidget->getLibraryTreeItem()->isInPackageOneFile()) {
mpPlainTextEdit->setPlainText(contents);
storeLeadingSpaces(leadingSpacesMap);
} else {
mpPlainTextEdit->setPlainText(contents);
}
mForceSetPlainText = false;
mLastValidText = contents;
}
}
static std::string splitString(const std::string & text, const int maxwidth, LcdFont *font, bool dumb, bool utf8)
{
int pos;
std::string tmp = removeLeadingSpaces(text);
if (font->getRenderWidth(tmp.c_str(), utf8) > maxwidth)
{
do
{
if (dumb)
tmp = tmp.substr(0, tmp.length()-1);
else
{
pos = tmp.find_last_of("[ .-]+"); // TODO characters might be UTF-encoded!
if (pos != -1)
tmp = tmp.substr(0, pos);
else // does not fit -> fall back to dumb split
tmp = tmp.substr(0, tmp.length()-1);
}
} while (font->getRenderWidth(tmp.c_str(), utf8) > maxwidth);
}
return tmp;
}
/* display "big" and "small" text.
TODO: right now, "big" is hardcoded as utf-8, small is not (for EPG)
*/
void CLCD::showTextScreen(const std::string & big, const std::string & small, const int showmode, const bool perform_wakeup)
{
/* the "showmode" variable is a bit map:
EPG_NAME show "big" string
EPG_SHORT show only one line of "big" string
EPG_TITLE show "small" string
EPG_SEPLINE show separator line if big and small are present / shown
*/
/* draw_fill_rect is braindead: it actually fills _inside_ the described rectangle,
so that you have to give it one pixel additionally in every direction ;-(
this is where the "-1 to 120" intead of "0 to 119" comes from */
display.draw_fill_rect(-1, 10, LCD_COLS, 51, CLCDDisplay::PIXEL_OFF);
bool big_utf8 = false;
bool small_utf8 = false;
std::string cname[2];
std::string event[4];
int namelines = 0, eventlines = 0, maxnamelines = 2;
if (showmode & EPG_SHORT)
maxnamelines = 1;
if ((showmode & EPG_NAME) && !big.empty())
{
bool dumb = false;
big_utf8 = isUTF8(big);
while (true)
{
namelines = 0;
std::string title = big;
do { // first try "intelligent" splitting
cname[namelines] = splitString(title, LCD_COLS, fonts.channelname, dumb, big_utf8);
title = removeLeadingSpaces(title.substr(cname[namelines].length()));
namelines++;
} while (!title.empty() && namelines < maxnamelines);
if (title.empty())
break;
dumb = !dumb; // retry with dumb splitting;
if (!dumb) // second retry -> get out;
break;
}
}
// one nameline => 2 eventlines, 2 namelines => 1 eventline
int maxeventlines = 4 - (namelines * 3 + 1) / 2;
if ((showmode & EPG_TITLE) && !small.empty())
{
bool dumb = false;
small_utf8 = isUTF8(small);
while (true)
{
eventlines = 0;
std::string title = small;
do { // first try "intelligent" splitting
event[eventlines] = splitString(title, LCD_COLS, fonts.menu, dumb, small_utf8);
title = removeLeadingSpaces(title.substr(event[eventlines].length()));
/* DrDish TV appends a 0x0a to the EPG title. We could strip it in sectionsd...
...instead, strip all control characters at the end of the text for now */
if (!event[eventlines].empty() && event[eventlines].at(event[eventlines].length() - 1) < ' ')
event[eventlines].erase(event[eventlines].length() - 1);
eventlines++;
} while (!title.empty() && eventlines < maxeventlines);
if (title.empty())
break;
dumb = !dumb; // retry with dumb splitting;
if (!dumb) // second retry -> get out;
break;
}
}
/* this values were determined empirically */
int y = 8 + (41 - namelines*14 - eventlines*10)/2;
int x = 1;
for (int i = 0; i < namelines; i++) {
y += 14;
if (g_settings.lcd_setting[SNeutrinoSettings::LCD_EPGALIGN] == EPGALIGN_CENTER)
{
int w = fonts.channelname->getRenderWidth(cname[i].c_str(), big_utf8);
x = (LCD_COLS - w) / 2;
}
fonts.channelname->RenderString(x, y, LCD_COLS + 10, cname[i].c_str(), CLCDDisplay::PIXEL_ON, 0, big_utf8);
}
y++;
if (eventlines > 0 && namelines > 0 && (showmode & EPG_SEPLINE))
{
y++;
display.draw_line(0, y, LCD_COLS - 1, y, CLCDDisplay::PIXEL_ON);
}
if (eventlines > 0)
{
for (int i = 0; i < eventlines; i++) {
y += 10;
if (g_settings.lcd_setting[SNeutrinoSettings::LCD_EPGALIGN] == EPGALIGN_CENTER)
{
int w = fonts.menu->getRenderWidth(event[i].c_str(), small_utf8);
x = (LCD_COLS - w) / 2;
}
fonts.menu->RenderString(x, y, LCD_COLS + 10, event[i].c_str(), CLCDDisplay::PIXEL_ON, 0, small_utf8);
}
}
if (perform_wakeup)
wake_up();
displayUpdate();
}
String& String::trim ()
{
removeTrailingSpaces ();
removeLeadingSpaces ();
return *this;
}
/* display "big" and "small" text.
TODO: right now, "big" is hardcoded as utf-8, small is not (for EPG)
*/
void CLCD::showTextScreen(const std::string & big, const std::string & small, const int showmode, const bool perform_wakeup, const bool centered)
{
/* the "showmode" variable is a bit map:
0x01 show "big" string
0x02 show "small" string
0x04 show separator line if big and small are present / shown
0x08 show only one line of "big" string
*/
/* draw_fill_rect is braindead: it actually fills _inside_ the described rectangle,
so that you have to give it one pixel additionally in every direction ;-(
this is where the "-1 to 120" intead of "0 to 119" comes from */
display.draw_fill_rect(-1, 10, 120, 51, CLCDDisplay::PIXEL_OFF);
std::string cname[2];
std::string event[4];
int namelines = 0, eventlines = 0, maxnamelines = 2;
if (showmode & 8)
maxnamelines = 1;
if ((showmode & 1) && !big.empty())
{
bool dumb = false;
while (true)
{
namelines = 0;
std::string title = big;
do { // first try "intelligent" splitting
cname[namelines] = splitString(title, 120, fonts.channelname, dumb, true);
title = removeLeadingSpaces(title.substr(cname[namelines].length()));
namelines++;
} while (title.length() > 0 && namelines < maxnamelines);
if (title.length() == 0)
break;
dumb = !dumb; // retry with dumb splitting;
if (!dumb) // second retry -> get out;
break;
}
}
// one nameline => 2 eventlines, 2 namelines => 1 eventline
int maxeventlines = 4 - (namelines * 3 + 1) / 2;
if ((showmode & 2) && !small.empty())
{
bool dumb = false;
while (true)
{
eventlines = 0;
std::string title = small;
do { // first try "intelligent" splitting
event[eventlines] = splitString(title, 120, fonts.menu, dumb, false);
title = removeLeadingSpaces(title.substr(event[eventlines].length()));
eventlines++;
} while (title.length() >0 && eventlines < maxeventlines);
if (title.length() == 0)
break;
dumb = !dumb; // retry with dumb splitting;
if (!dumb) // second retry -> get out;
break;
}
}
/* this values were determined empirically */
int y = 8 + (41 - namelines*14 - eventlines*10)/2;
int x = 1;
for (int i = 0; i < namelines; i++) {
y += 14;
if (centered)
{
int w = fonts.channelname->getRenderWidth(cname[i].c_str(), true);
x = 60 - (w / 2);
}
fonts.channelname->RenderString(x, y, 130, cname[i].c_str(), CLCDDisplay::PIXEL_ON, 0, true); // UTF-8
}
y++;
if (eventlines > 0 && namelines > 0 && showmode & 4)
{
y++;
display.draw_line(0, y, 119, y, CLCDDisplay::PIXEL_ON);
}
if (eventlines > 0)
{
for (int i = 0; i < eventlines; i++) {
y += 10;
if (centered)
{
int w = fonts.menu->getRenderWidth(event[i].c_str(), false);
x = 60 - (w / 2);
}
fonts.menu->RenderString(x, y, 130, event[i].c_str(), CLCDDisplay::PIXEL_ON, 0,false); // UTF-8
}
}
if (perform_wakeup)
wake_up();
displayUpdate();
}
