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Use QPair in enhancement list

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This commit is contained in:
G.K.MacGregor
2021-01-31 11:54:45 +00:00
parent 222a0b6d62
commit d6ac961e4d
2 changed files with 36 additions and 29 deletions
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60
render.cpp
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@@ -20,6 +20,7 @@
#include <QMultiMap>
#include <QPainter>
//#include <QTime>
#include <QPair>
#include <algorithm>
#include <vector>
@@ -215,7 +216,7 @@ void TeletextPageRender::buildEnhanceMap(TextLayer *enhanceLayer, int tripletNum
case 0x0f: // G2 character
case 0x10 ... 0x1f: // Diacritical mark
if (activePosition.setColumn(x26Triplet->addressColumn()) && x26Triplet->data() >= 0x20)
enhanceLayer->enhanceMap.insert((activePosition.row() << 8) | activePosition.column(), ((x26Triplet->mode() | 0x20) << 8) | x26Triplet->data());
enhanceLayer->enhanceMap.insert(qMakePair(activePosition.row(), activePosition.column()), qMakePair(x26Triplet->mode() | 0x20, x26Triplet->data()));
break;
// Make sure that PDC and reserved triplets don't affect the Active Position
case 0x04 ... 0x06: // 0x04 and 0x05 are reserved, 0x06 for PDC
@@ -226,7 +227,7 @@ void TeletextPageRender::buildEnhanceMap(TextLayer *enhanceLayer, int tripletNum
}
// All remaining possible column triplets at Level 2.5 affect the Active Position
if (m_renderLevel >= 2 && !columnTripletActioned && activePosition.setColumn(x26Triplet->addressColumn()))
enhanceLayer->enhanceMap.insert((activePosition.row() << 8) | activePosition.column(), ((x26Triplet->mode() | 0x20) << 8) | x26Triplet->data());
enhanceLayer->enhanceMap.insert(qMakePair(activePosition.row(), activePosition.column()), qMakePair(x26Triplet->mode() | 0x20, x26Triplet->data()));
}
tripletNumber++;
} while (!terminatorFound && tripletNumber < m_levelOnePage->enhancements()->size());
@@ -696,26 +697,29 @@ textCharacter EnhanceLayer::character(int r, int c)
c -= m_originC;
if (r < 0 || c < 0)
return { 0, 0 };
QList<int> enhancements = enhanceMap.values((r << 8) | c);
// QPair.first is triplet mode, QPair.second is triplet data
QList<QPair<int, int>> enhancements = enhanceMap.values(qMakePair(r, c));
if (enhancements.size() > 0)
for (int i=0; i<enhancements.size(); i++)
switch (enhancements.at(i) >> 8) {
switch (enhancements.at(i).first) {
case 0x2b: // G3 mosaic character at Level 2.5
case 0x22: // G3 mosaic character at Level 1.5
return { enhancements.at(i) & 0x7f, 26 };
return { enhancements.at(i).second, 26 };
case 0x29: // G0 character at Level 2.5
return { enhancements.at(i) & 0x7f, 0 };
return { enhancements.at(i).second, 0 };
case 0x2f: // G2 character
return { enhancements.at(i) & 0x7f, 7 };
return { enhancements.at(i).second, 7 };
case 0x30 ... 0x3f: // Diacritical
if (enhancements.at(i) == 0x302a)
// Deal with @ symbol replacing * symbol - clause 15.6.1 note 3 in spec
if (enhancements.at(i).first == 0x30 && enhancements.at(i).second == 0x2a)
return { 0x40, 0 };
else
return { enhancements.at(i) & 0x7f, 0, (enhancements.at(i) >> 8) & 0x0f };
return { enhancements.at(i).second, 0, enhancements.at(i).first & 0x0f };
case 0x21: // G1 character
if ((enhancements.at(i) & 0x7f) >= 0x20)
return { enhancements.at(i) & 0x7f, (enhancements.at(i) & 0x20) ? 24 : 0 };
if ((enhancements.at(i).second) >= 0x20)
return { enhancements.at(i).second, (enhancements.at(i).second & 0x20) ? 24 : 0 };
}
return { 0, 0 };
}
@@ -732,7 +736,7 @@ void EnhanceLayer::attributes(int r, int c, applyAttributes *layerApplyAttribute
m_rightMostColumn[r] = 0;
m_rowCached = r;
for (int cc=39; cc>0; cc--)
if (enhanceMap.contains((r << 8) | cc)) {
if (enhanceMap.contains(qMakePair(r, cc))) {
m_rightMostColumn[r] = cc;
break;
}
@@ -789,39 +793,41 @@ void EnhanceLayer::attributes(int r, int c, applyAttributes *layerApplyAttribute
else
*layerApplyAttributes = m_applyAttributes;
}
QList<int> enhancements = enhanceMap.values((r << 8) | c);
// QPair.first is triplet mode, QPair.second is triplet data
QList<QPair<int, int>> enhancements = enhanceMap.values(qMakePair(r, c));
for (int i=0; i<enhancements.size(); i++)
switch (enhancements.at(i) >> 8) {
switch (enhancements.at(i).first) {
case 0x20: // Foreground colour
if ((enhancements.at(i) & 0x60) == 0) {
if ((enhancements.at(i).second & 0x60) == 0) {
layerApplyAttributes->applyForeColour = true;
layerApplyAttributes->attribute.foreColour = enhancements.at(i) & 0x1f;
layerApplyAttributes->attribute.foreColour = enhancements.at(i).second;
}
break;
case 0x23: // Background colour
if ((enhancements.at(i) & 0x60) == 0) {
if ((enhancements.at(i).second & 0x60) == 0) {
layerApplyAttributes->applyBackColour = true;
layerApplyAttributes->attribute.backColour = enhancements.at(i) & 0x1f;
layerApplyAttributes->attribute.backColour = enhancements.at(i).second;
}
break;
case 0x27: // Additional flash functions
if ((enhancements.at(i) & 0x60) == 0 && (enhancements.at(i) & 0x18) != 0x18) { // Avoid reserved rate/phase
if ((enhancements.at(i).second & 0x60) == 0 && (enhancements.at(i).second & 0x18) != 0x18) { // Avoid reserved rate/phase
layerApplyAttributes->applyFlash = true;
layerApplyAttributes->attribute.flash.mode = enhancements.at(i) & 0x03;
layerApplyAttributes->attribute.flash.ratePhase = (enhancements.at(i) >> 2) & 0x07;
layerApplyAttributes->attribute.flash.mode = enhancements.at(i).second & 0x03;
layerApplyAttributes->attribute.flash.ratePhase = (enhancements.at(i).second >> 2) & 0x07;
}
break;
case 0x2c: // Display attributes
layerApplyAttributes->applyDisplayAttributes = true;
layerApplyAttributes->attribute.display.doubleHeight = enhancements.at(i) & 0x01;
layerApplyAttributes->attribute.display.boxingWindow = enhancements.at(i) & 0x02;
layerApplyAttributes->attribute.display.conceal = enhancements.at(i) & 0x04;
layerApplyAttributes->attribute.display.invert = enhancements.at(i) & 0x10;
layerApplyAttributes->attribute.display.underlineSeparated = enhancements.at(i) & 0x20;
layerApplyAttributes->attribute.display.doubleHeight = enhancements.at(i).second & 0x01;
layerApplyAttributes->attribute.display.boxingWindow = enhancements.at(i).second & 0x02;
layerApplyAttributes->attribute.display.conceal = enhancements.at(i).second & 0x04;
layerApplyAttributes->attribute.display.invert = enhancements.at(i).second & 0x10;
layerApplyAttributes->attribute.display.underlineSeparated = enhancements.at(i).second & 0x20;
// Selecting contiguous mosaics wih a triplet will override an earlier Level 1 separated mosaics attribute
layerApplyAttributes->attribute.display.forceContiguous = !layerApplyAttributes->attribute.display.underlineSeparated;
layerApplyAttributes->attribute.display.doubleWidth = enhancements.at(i) & 0x40;
layerApplyAttributes->attribute.display.doubleWidth = enhancements.at(i).second & 0x40;
break;
}
if (m_objectType >= 2)

5
render.h
View File

@@ -23,6 +23,7 @@
#include <QBitmap>
#include <QMap>
#include <QMultiMap>
#include <QPair>
#include <vector>
#include "levelonepage.h"
@@ -109,8 +110,8 @@ public:
void setFullScreenColour(int);
void setFullRowColour(int, int, bool);
// TODO replace ints with proper classes
QMultiMap<int, int> enhanceMap;
// Key QPair is row and column, value QPair is triplet mode and data
QMultiMap<QPair<int, int>, QPair<int, int>> enhanceMap;
protected:
LevelOnePage* m_levelOnePage;