void
UIGauge::DrawBG(ILI9341_t3 *tft) {
UIElement::DrawBG(tft);
int r = GetPaddedHeight();
if (showNums) { r -= 15; }
int x0 = GetPaddedX() + GetPaddedWidth()/2;
int y0 = GetPaddedY() + GetPaddedHeight();
tft->drawCircleHelper(x0, y0, r, 0x1, color);
tft->drawCircleHelper(x0, y0, r-1, 0x1, color);
tft->drawCircleHelper(x0, y0, r, 0x2, color);
tft->drawCircleHelper(x0, y0, r-1, 0x2, color);
if (showNums) {
tft->setTextColor(color);
tft->setTextSize(1);
tft->setCursor(GetPaddedX(), y0 - 10);
tft->println(lower);
tft->setCursor(x0 + r + 2, y0 - 10);
tft->println(upper);
tft->setCursor(x0, y0 - r - 10);
tft->println(lower + (upper - lower) / 2);
}
}
void Directx::TTexture::Read(SoyPixelsImpl& DestPixels,TContext& ContextDx,TPool<TTexture>* pTexturePool)
{
// not readable, so copy to a temp texture first and then read
// gr: use try/catch on the lock to cover more cases?
if ( GetMode() != TTextureMode::ReadOnly && pTexturePool )
{
auto& TexturePool = *pTexturePool;
auto Meta = TTextureMeta(this->GetMeta(), TTextureMode::ReadOnly);
auto Alloc = [this,&ContextDx]()
{
return std::make_shared<TTexture>(this->GetMeta(), ContextDx, TTextureMode::ReadOnly);
};
auto& TempTexture = TexturePool.Alloc(Meta, Alloc);
TempTexture.Write(*this, ContextDx);
// no pool!
TempTexture.Read(DestPixels, ContextDx);
TexturePool.Release(TempTexture);
return;
}
auto Lock = LockTextureData( ContextDx, false );
DestPixels.Init( Lock.mMeta );
// copy row by row to handle misalignment
SoyPixelsRemote SourcePixels( reinterpret_cast<uint8*>(Lock.mData), Lock.GetPaddedWidth(), Lock.mMeta.GetHeight(), Lock.mSize, Lock.mMeta.GetFormat() );
DestPixels.Copy( SourcePixels, TSoyPixelsCopyParams(true,true,true,false,false) );
}
void Directx::TTexture::Write(const SoyPixelsImpl& SourcePixels,TContext& ContextDx)
{
auto Lock = LockTextureData( ContextDx, true );
// copy row by row to handle misalignment
SoyPixelsRemote DestPixels( reinterpret_cast<uint8*>(Lock.mData), Lock.GetPaddedWidth(), Lock.mMeta.GetHeight(), Lock.mSize, Lock.mMeta.GetFormat() );
DestPixels.Copy( SourcePixels, TSoyPixelsCopyParams(true,true,true,false,false) );
}
void
UIStatusBar::DrawFG(ILI9341_t3 *tft) {
DrawBG(tft);
tft->setTextColor(ILI9341_BLACK);
tft->setTextSize(2);
tft->setCursor(GetPaddedX(), GetPaddedY());
char buf1[20];
sprintf(buf1, "X=%3d Y=%3d", x, y);
tft->println(buf1);
tft->setCursor(GetPaddedX() + GetPaddedWidth()*3/4, GetPaddedY());
char buf2[10];
sprintf(buf2, "%4lums", millis() - last_time);
last_time = millis();
tft->print(buf2);
SetDirty(true); // Always dirty, redraw every frame
}
void
UIGauge::DrawFG(ILI9341_t3 *tft) {
int r = GetPaddedHeight();
if (showNums) { r -= 15; }
int x0 = GetPaddedX() + GetPaddedWidth()/2;
int y0 = GetPaddedY() + GetPaddedHeight();
float last_val_rad = (float)(lastValue - lower) / (upper - lower) * PI;
float val_rad = (float)(value - lower) / (upper - lower) * PI;
if (last_val_rad < 0) {
last_val_rad = 0;
} else if (last_val_rad > PI) {
last_val_rad = PI;
}
if (val_rad < 0) {
val_rad = 0;
} else if (val_rad > PI) {
val_rad = PI;
}
int last_x1 = x0 - (r-5) * cos(last_val_rad);
int last_y1 = y0 - (r-5) * sin(last_val_rad);
tft->drawLine(x0, y0, last_x1, last_y1, fill_color);
tft->drawLine(x0-1, y0, last_x1-1, last_y1, fill_color);
tft->drawLine(x0+1, y0, last_x1+1, last_y1, fill_color);
int x1 = x0 - (r-5) * cos(val_rad);
int y1 = y0 - (r-5) * sin(val_rad);
tft->drawLine(x0, y0, x1, y1, fgColor);
tft->drawLine(x0-1, y0, x1-1, y1, fgColor);
tft->drawLine(x0+1, y0, x1+1, y1, fgColor);
SetDirty(false);
}
