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Lock out CLUT 0-1 editing when Level is not 3.5

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This commit is contained in:
G.K.MacGregor
2023-06-14 18:21:23 +01:00
parent 43dcccb00c
commit 27ae092b5e
3 changed files with 68 additions and 10 deletions
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64
palettedockwidget.cpp
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@@ -39,6 +39,9 @@ PaletteDockWidget::PaletteDockWidget(TeletextWidget *parent): QDockWidget(parent
m_parentMainWidget = parent;
m_level3p5Accepted = false; // true when Level 3.5 radio button is checked in main window
m_level3p5Seen = false; // true when CLUT 0 or 1 is redefined
this->setObjectName("PaletteDockWidget");
this->setWindowTitle("Palette");
for (int c=0; c<=7; c++)
@@ -57,6 +60,9 @@ PaletteDockWidget::PaletteDockWidget(TeletextWidget *parent): QDockWidget(parent
connect(m_colourButton[i], &QAbstractButton::clicked, [=]() { selectColour(i); });
}
}
updateLevel3p5Cursor();
m_showHexValuesCheckBox = new QCheckBox(tr("Show colour hex values"));
paletteGridLayout->addWidget(m_showHexValuesCheckBox, 5, 1, 1, 8);
connect(m_showHexValuesCheckBox, &QCheckBox::stateChanged, this, &PaletteDockWidget::updateAllColourButtons);
@@ -70,26 +76,34 @@ void PaletteDockWidget::updateColourButton(int colourIndex)
{
if (colourIndex == 8)
return;
QString colourString = QString("%1").arg(m_parentMainWidget->document()->currentSubPage()->CLUT(colourIndex), 3, 16, QChar('0'));
if (m_showHexValuesCheckBox->isChecked())
m_colourButton[colourIndex]->setText(colourString);
else
m_colourButton[colourIndex]->setText(nullptr);
// Set text itself to black or white so it can be seen over background colour - http://alienryderflex.com/hsp.html
int r = m_parentMainWidget->document()->currentSubPage()->CLUT(colourIndex) >> 8;
int g = (m_parentMainWidget->document()->currentSubPage()->CLUT(colourIndex) >> 4) & 0xf;
int b = m_parentMainWidget->document()->currentSubPage()->CLUT(colourIndex) & 0xf;
// Set text itself to black or white so it can be seen over background colour - http://alienryderflex.com/hsp.html
char blackOrWhite = (sqrt(r*r*0.299 + g*g*0.587 + b*b*0.114) > 7.647) ? '0' : 'f';
QString qss = QString("background-color: #%1; color: #%2%2%2; border: none").arg(colourString).arg(blackOrWhite);
m_colourButton[colourIndex]->setStyleSheet(qss);
if (m_parentMainWidget->document()->currentSubPage()->isPaletteDefault(colourIndex))
// Default colour was set, disable Reset button if all colours in row are default as well
m_resetButton[colourIndex>>3]->setEnabled(!m_parentMainWidget->document()->currentSubPage()->isPaletteDefault(colourIndex & 0x18, colourIndex | 0x07));
else
m_resetButton[colourIndex>>3]->setEnabled(true);
if (m_parentMainWidget->document()->currentSubPage()->isPaletteDefault(colourIndex)) {
// Default colour was set, disable Reset button if all colours in a CLUT row are default as well
m_resetButton[colourIndex >> 3]->setEnabled(!m_parentMainWidget->document()->currentSubPage()->isPaletteDefault(colourIndex & 0x18, colourIndex | 0x07));
// Check if CLUTs 0 and 1 are all default if necessary
if (colourIndex < 16 && m_parentMainWidget->document()->currentSubPage()->isPaletteDefault(0, 15))
setLevel3p5Seen(false);
} else {
// Custom colour was set, enable Reset button for that CLUT
m_resetButton[colourIndex >> 3]->setEnabled(true);
if (colourIndex < 16)
setLevel3p5Seen(true);
}
}
void PaletteDockWidget::updateAllColourButtons()
@@ -98,6 +112,41 @@ void PaletteDockWidget::updateAllColourButtons()
updateColourButton(i);
}
void PaletteDockWidget::setLevel3p5Accepted(bool b)
{
if (b == m_level3p5Accepted)
return;
m_level3p5Accepted = b;
updateLevel3p5Cursor();
}
void PaletteDockWidget::setLevel3p5Seen(bool b)
{
if (b == m_level3p5Seen)
return;
m_level3p5Seen = b;
updateLevel3p5Cursor();
}
void PaletteDockWidget::updateLevel3p5Cursor()
{
const Qt::CursorShape cursor = (m_level3p5Accepted || m_level3p5Seen) ? Qt::ArrowCursor : Qt::ForbiddenCursor;
if (m_colourButton[0]->cursor() == cursor)
return;
for (int i=0; i<16; i++) {
if (i == 8)
continue;
m_colourButton[i]->setCursor(cursor);
}
}
void PaletteDockWidget::showEvent(QShowEvent *event)
{
Q_UNUSED(event);
@@ -106,6 +155,9 @@ void PaletteDockWidget::showEvent(QShowEvent *event)
void PaletteDockWidget::selectColour(int colourIndex)
{
if (colourIndex < 16 && !m_level3p5Accepted && !m_level3p5Seen)
return;
const QColor newColour = QColorDialog::getColor(m_parentMainWidget->document()->currentSubPage()->CLUTtoQColor(colourIndex), this, "Select Colour");
if (newColour.isValid())