From 05cf313b63f711b8c9e9ea0f0f28513eaea3655d Mon Sep 17 00:00:00 2001
From: "G.K.MacGregor" <gkthemac@gmail.com>
Date: Tue, 30 Apr 2024 21:12:35 +0100
Subject: [PATCH] Implement CLUT context menu

---
 x26dockwidget.cpp | 19 ++++++++++++++++++-
 x26menus.cpp      | 28 ++++++++++++++++++++++++++++
 x26menus.h        | 14 ++++++++++++++
 3 files changed, 60 insertions(+), 1 deletion(-)

diff --git a/x26dockwidget.cpp b/x26dockwidget.cpp
index 4aec3d0..989f399 100644
--- a/x26dockwidget.cpp
+++ b/x26dockwidget.cpp
@@ -1049,7 +1049,7 @@ void X26DockWidget::deleteTriplet()
 
 void X26DockWidget::customMenuRequested(QPoint pos)
 {
-	QMenu *customMenu;
+	QMenu *customMenu = nullptr;
 
 	QModelIndex index = m_x26View->indexAt(pos);
 
@@ -1064,6 +1064,23 @@ void X26DockWidget::customMenuRequested(QPoint pos)
 		const int modeExt = index.model()->data(index.model()->index(index.row(), 2), Qt::EditRole).toInt();
 
 		switch (modeExt) {
+			case 0x01: // Full Row colour
+			case 0x07: // Address row 0
+				customMenu = new TripletCLUTQMenu(true, this);
+				connect(static_cast<TripletCLUTQMenu *>(customMenu)->action(32), &QAction::triggered, [=]() { updateModelFromCookedWidget(0, Qt::UserRole+2); updateAllCookedTripletWidgets(index); });
+				connect(static_cast<TripletCLUTQMenu *>(customMenu)->action(33), &QAction::triggered, [=]() { updateModelFromCookedWidget(1, Qt::UserRole+2); updateAllCookedTripletWidgets(index); });
+				// fall-through
+			case 0x00: // Full Screen colour
+			case 0x20: // Foreground colour
+			case 0x23: // Background colour
+				if (!customMenu)
+					customMenu = new TripletCLUTQMenu(false, this);
+				for (int m=0; m<32; m++) {
+					static_cast<TripletCLUTQMenu *>(customMenu)->setColour(m, m_parentMainWidget->document()->currentSubPage()->CLUTtoQColor(m));
+					connect(static_cast<TripletCLUTQMenu *>(customMenu)->action(m), &QAction::triggered, [=]() { updateModelFromCookedWidget(m, Qt::UserRole+1); updateAllCookedTripletWidgets(index); });
+				}
+				customMenu->addSeparator();
+				break;
 			case 0x21: // G1 mosaic character
 			case 0x22: // G3 mosaic character at level 1.5
 			case 0x2b: // G3 mosaic character at level >=2.5
diff --git a/x26menus.cpp b/x26menus.cpp
index 7433c88..e8a6567 100644
--- a/x26menus.cpp
+++ b/x26menus.cpp
@@ -19,8 +19,10 @@
 
 #include "x26menus.h"
 
+#include <QColor>
 #include <QIcon>
 #include <QMenu>
+#include <QPixmap>
 #include <QString>
 
 #include "render.h"
@@ -101,6 +103,32 @@ void TripletModeQMenu::addModeAction(QMenu *menu, int mode)
 }
 
 
+TripletCLUTQMenu::TripletCLUTQMenu(bool rows, QWidget *parent): QMenu(parent)
+{
+	QMenu *clut[4];
+
+	for (int c=0; c<4; c++) {
+		clut[c] = this->addMenu(QString("CLUT %1").arg(c));
+
+		for (int e=0; e<8; e++)
+			m_actions[c*8+e] = clut[c]->addAction(QString("CLUT %1:%2").arg(c).arg(e));
+	}
+
+	if (rows) {
+		m_actions[32] = this->addAction(tr("This row only"));
+		m_actions[33] = this->addAction(tr("Down to bottom"));
+	}
+}
+
+void TripletCLUTQMenu::setColour(int i, QColor c)
+{
+	QPixmap menuColour(32, 32); // Should get downscaled to the menu text size
+
+	menuColour.fill(c);
+	m_actions[i]->setIcon(QIcon(menuColour));
+}
+
+
 TripletCharacterQMenu::TripletCharacterQMenu(int charSet, QWidget *parent): QMenu(parent)
 {
 	QMenu *charRange[6];
diff --git a/x26menus.h b/x26menus.h
index aa08050..2b6af8e 100644
--- a/x26menus.h
+++ b/x26menus.h
@@ -20,6 +20,7 @@
 #ifndef X26MENUS_H
 #define X26MENUS_H
 
+#include <QColor>
 #include <QMenu>
 #include <QString>
 
@@ -128,6 +129,19 @@ private:
 	ModeTripletNames m_modeTripletNames;
 };
 
+class TripletCLUTQMenu : public QMenu
+{
+	Q_OBJECT
+
+public:
+	TripletCLUTQMenu(bool rows, QWidget *parent = nullptr);
+	QAction *action(int n) const { return m_actions[n]; };
+	void setColour(int i, QColor c);
+
+private:
+	QAction *m_actions[34];
+};
+
 class TripletCharacterQMenu : public QMenu
 {
 	Q_OBJECT