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Auto-select level when loading

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This commit is contained in:
G.K.MacGregor
2020-12-20 19:38:23 +00:00
parent c5d92eaf8a
commit 377470da47
6 changed files with 95 additions and 13 deletions
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61
levelonepage.cpp
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@@ -446,6 +446,67 @@ bool LevelOnePage::isPaletteDefault(int fromColour, int toColour) const
return true;
}
int LevelOnePage::levelRequired() const
{
if (!isPaletteDefault(0, 15))
return 3;
// TODO Check for X/28/1 for DCLUT for mode 1-3 DRCS characters - return 3
int levelSeen = (!isPaletteDefault(16,31) || m_leftSidePanelDisplayed || m_rightSidePanelDisplayed || m_defaultScreenColour !=0 || m_defaultRowColour !=0 || m_blackBackgroundSubst || m_colourTableRemap !=0 || m_defaultCharSet != 0 || m_secondCharSet != 0xf) ? 2 : 0;
if (localEnhance.isEmpty())
return levelSeen;
for (int i=0; i<localEnhance.size(); i++) {
if (localEnhance.at(i).modeExt() == 0x2e) // Font style
return 3;
if (levelSeen == 0)
// Check for Level 1.5 triplets
switch (localEnhance.at(i).modeExt()) {
case 0x04: // Set Active Position
case 0x07: // Address Row 0
case 0x1f: // Termination
case 0x22: // G3 character @ Level 1.5
case 0x2f: // G2 character
case 0x30 ... 0x3f: // G0 character with diacritical
levelSeen = qMax(levelSeen, 1);
break;
}
if (levelSeen < 2)
switch (localEnhance.at(i).modeExt()) {
// Check for Level 2.5 triplets
case 0x00: // Full screen colour
case 0x01: // Full row colour
case 0x10 ... 0x13: // Origin Modifer and Object Invocation
case 0x15 ... 0x17: // Object Definition
// Check if Object Defition is required only at Level 3.5
if ((localEnhance.at(i).address() & 0x18) == 0x10)
return 3;
else
levelSeen = qMax(levelSeen, 2);
break;
case 0x18: // DRCS Mode
// Check if DRCS is required only at Level 3.5
if ((localEnhance.at(i).data() & 0x30) == 0x20)
return 3;
else
levelSeen = qMax(levelSeen, 2);
break;
case 0x20: // Foreground colour
case 0x21: // G1 character
case 0x23: // Background colour
case 0x27 ... 0x29: // Flash functions, G0 and G2 charset designation, G0 character @ Level 2.5
case 0x2b ... 0x2d: // G3 character @ Level 2.5, display attributes, DRCS character
levelSeen = qMax(levelSeen, 2);
break;
}
}
return levelSeen;
}
void LevelOnePage::setLeftSidePanelDisplayed(bool newLeftSidePanelDisplayed) { m_leftSidePanelDisplayed = newLeftSidePanelDisplayed; }
void LevelOnePage::setRightSidePanelDisplayed(bool newRightSidePanelDisplayed) { m_rightSidePanelDisplayed = newRightSidePanelDisplayed; }
void LevelOnePage::setSidePanelColumns(int newSidePanelColumns) { m_sidePanelColumns = newSidePanelColumns; }