4 Commits

7 changed files with 124 additions and 16 deletions

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@ -81,6 +81,7 @@ set(sources
src/screenmanager.cpp
src/splitgraphdisplay.cpp
src/popupdisplay.cpp
src/richtexthelper.cpp
src/richtextrenderer.cpp
src/icons/back.cpp
src/icons/checked.cpp
@ -122,6 +123,8 @@ idf_component_register(
${dependencies}
)
set_property(TARGET ${COMPONENT_LIB} PROPERTY CXX_STANDARD 23)
target_compile_options(${COMPONENT_TARGET}
PRIVATE
-fstack-reuse=all

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@ -77,8 +77,26 @@ using MenuItemIconInterface = SelectableIconInterface<24, 24>;
using MenuItemSelectedIconInterface = SelectedIconInterface<24, 24>;
template<const MenuItemIcon * ...T>
class StaticMenuItemIcon;
template<const MenuItemIcon *T, const MenuItemIcon *Tselected>
using StaticMenuItemIcon = StaticSelectableIcon<24, 24, T, Tselected>;
class StaticMenuItemIcon<T, Tselected> : public StaticSelectableIcon<24, 24, T, Tselected>
{
using Base = StaticSelectableIcon<24, 24, T, Tselected>;
public:
using Base::Base;
};
template<const MenuItemIcon *T>
class StaticMenuItemIcon<T> : public StaticSelectableIcon<24, 24, T, T>
{
using Base = StaticSelectableIcon<24, 24, T, T>;
public:
using Base::Base;
};
template<const MenuItemIcon *T>
using StaticMenuItemSelectedIcon = StaticSelectedIcon<24, 24, T>;

18
src/richtexthelper.cpp Normal file
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@ -0,0 +1,18 @@
#include "richtexthelper.h"
// 3rdparty lib includes
#include <strutils.h>
namespace espgui {
void richTextEscape(std::string &subject)
{
cpputils::stringReplaceAll('&', "&&", subject);
}
std::string richTextEscape(std::string_view subject)
{
return cpputils::stringReplaceAll('&', "&&", subject);
}
} // namespace espgui

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@ -1,5 +1,9 @@
#pragma once
// system includes
#include <string>
#include <string_view>
namespace espgui {
namespace colors {
constexpr char RED[] = "&1"; // #ff0000 (TFT_RED)
@ -17,4 +21,8 @@ constexpr char SMALL[] = "&s"; // tft.setTextFont(2)
constexpr char MEDIUM[] = "&m"; // tft.setTextFont(4)
constexpr char RESTORE[] = "&f"; // restore original font
} // namespace fonts
void richTextEscape(std::string &subject);
std::string richTextEscape(std::string_view subject);
} // namespace espgui

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@ -4,7 +4,6 @@
#include <string_view>
// 3rdparty lib includes
#include <strutils.h>
#include <fontrenderer.h>
// local includes
@ -13,16 +12,6 @@
namespace espgui {
void richTextEscape(std::string &subject)
{
cpputils::stringReplaceAll('&', "&&", subject);
}
std::string richTextEscape(std::string_view subject)
{
return cpputils::stringReplaceAll('&', "&&", subject);
}
int16_t renderRichText(TftInterface &tft, std::string_view str, int32_t poX, int32_t poY, uint16_t color, uint16_t bgcolor, uint8_t font)
{
FontRenderer fontRenderer{tft};

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@ -9,9 +9,6 @@ namespace espgui { class TftInterface; class FontRenderer; }
namespace espgui {
void richTextEscape(std::string &subject);
std::string richTextEscape(std::string_view subject);
int16_t renderRichText(TftInterface &tft, std::string_view str, int32_t poX, int32_t poY, uint16_t color, uint16_t bgcolor, uint8_t font);
int16_t renderRichText(TftInterface &tft, FontRenderer &fontRenderer, std::string_view str, int32_t poX, int32_t poY, uint16_t color, uint16_t bgcolor, uint8_t font);

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@ -2,10 +2,10 @@
// system includes
#include <cmath>
#include <cstring>
// 3rdparty lib includes
#include <cpputils.h>
#include <stdlib_noniso.h>
#include <fontrenderer.h>
// local includes
@ -104,6 +104,81 @@ void VuMeter::start(TftInterface &tft)
tft.drawRect(5, 3, 230, 119, TFT_BLACK); // Draw bezel line
}
namespace {
char * dtostrf(double number, signed char width, unsigned char prec, char *s) {
bool negative = false;
if (std::isnan(number)) {
std::strcpy(s, "nan");
return s;
}
if (std::isinf(number)) {
std::strcpy(s, "inf");
return s;
}
char* out = s;
int fillme = width; // how many cells to fill for the integer part
if (prec > 0) {
fillme -= (prec+1);
}
// Handle negative numbers
if (number < 0.0) {
negative = true;
fillme--;
number = -number;
}
// Round correctly so that print(1.999, 2) prints as "2.00"
// I optimized out most of the divisions
double rounding = 2.0;
for (uint8_t i = 0; i < prec; ++i)
rounding *= 10.0;
rounding = 1.0 / rounding;
number += rounding;
// Figure out how big our number really is
double tenpow = 1.0;
int digitcount = 1;
while (number >= 10.0 * tenpow) {
tenpow *= 10.0;
digitcount++;
}
number /= tenpow;
fillme -= digitcount;
// Pad unused cells with spaces
while (fillme-- > 0) {
*out++ = ' ';
}
// Handle negative sign
if (negative) *out++ = '-';
// Print the digits, and if necessary, the decimal point
digitcount += prec;
int8_t digit = 0;
while (digitcount-- > 0) {
digit = (int8_t)number;
if (digit > 9) digit = 9; // insurance
*out++ = (char)('0' | digit);
if ((digitcount == prec) && (prec > 0)) {
*out++ = '.';
}
number -= digit;
number *= 10.0;
}
// make sure the string is terminated
*out = 0;
return s;
}
}
void VuMeter::redraw(TftInterface &tft, float value)
{
FontRenderer fontRenderer{tft};