QtBiomeVisualiser: Moved the generator setup into a side-pane.

Tools/QtBiomeVisualiser/GeneratorSetup.cpp

@@ -0,0 +1,135 @@
+#include "Globals.h"
+#include "GeneratorSetup.h"
+#include <QLabel>
+#include <QLineEdit>
+#include "Generating/BioGen.h"
+#include "inifile/iniFile.h"
+
+
+
+
+
+static const QString s_GeneratorNames[] =
+{
+	QString("Checkerboard"),
+	QString("Constant"),
+	QString("DistortedVoronoi"),
+	QString("MultiStepMap"),
+	QString("TwoLevel"),
+	QString("Voronoi"),
+};
+
+
+
+
+
+GeneratorSetup::GeneratorSetup(const AString & a_IniFileName, QWidget * a_Parent) :
+	super(a_Parent),
+	m_IniFile(new cIniFile())
+{
+	// The generator name is in a separate form layout at the top, always present:
+	m_cbGenerator = new QComboBox();
+	m_cbGenerator->setMinimumWidth(120);
+	for (size_t i = 0; i < ARRAYCOUNT(s_GeneratorNames); i++)
+	{
+		m_cbGenerator->addItem(s_GeneratorNames[i]);
+	}
+	QFormLayout * nameLayout = new QFormLayout();
+	nameLayout->addRow(new QLabel(tr("Generator")), m_cbGenerator);
+
+	// The rest of the controls are in a dynamically created form layout:
+	m_FormLayout = new QFormLayout();
+
+	// The main layout joins these two vertically:
+	m_MainLayout = new QVBoxLayout();
+	m_MainLayout->addLayout(nameLayout);
+	m_MainLayout->addLayout(m_FormLayout);
+	m_MainLayout->addStretch();
+	setLayout(m_MainLayout);
+
+	// Load the INI file, if specified, otherwise set defaults:
+	if (!a_IniFileName.empty() && m_IniFile->ReadFile(a_IniFileName))
+	{
+		m_cbGenerator->setCurrentText(QString::fromStdString(m_IniFile->GetValue("Generator", "BiomeGen")));
+	}
+	else
+	{
+		m_IniFile->SetValue("Generator", "Generator", "Composable");
+		m_IniFile->SetValue("Generator", "BiomeGen", m_cbGenerator->currentText().toStdString());
+		bool dummy;
+		delete cBiomeGen::CreateBiomeGen(*m_IniFile, m_Seed, dummy);
+	}
+	updateFromIni();
+
+	// Connect the combo change even only after the data has been loaded:
+	connect(m_cbGenerator, SIGNAL(currentIndexChanged(const QString &)), this, SLOT(generatorChanged(QString)));
+}
+
+
+
+
+
+void GeneratorSetup::generatorChanged(const QString & a_NewName)
+{
+	// Clear the current contents of the form layout by assigning it to a stack temporary:
+	{
+		m_MainLayout->takeAt(1);
+		QWidget().setLayout(m_FormLayout);
+	}
+
+	// Re-create the layout:
+	m_FormLayout = new QFormLayout();
+	m_MainLayout->insertLayout(1, m_FormLayout);
+
+	// Recreate the INI file:
+	m_IniFile->Clear();
+	m_IniFile->SetValue("Generator", "Generator", "Composable");
+	m_IniFile->SetValue("Generator", "BiomeGen", a_NewName.toStdString());
+
+	// Create a dummy biome gen from the INI file, this will create the defaults in the INI file:
+	bool dummy;
+	delete cBiomeGen::CreateBiomeGen(*m_IniFile, m_Seed, dummy);
+
+	// Read all values from the INI file and put them into the form layout:
+	updateFromIni();
+}
+
+
+
+
+
+void GeneratorSetup::updateFromIni()
+{
+	int keyID = m_IniFile->FindKey("Generator");
+	if (keyID <= -1)
+	{
+		return;
+	}
+	int numItems = m_IniFile->GetNumValues(keyID);
+	AString generatorName = m_IniFile->GetValue("Generator", "BiomeGen");
+	size_t generatorNameLen = generatorName.length();
+	for (int i = 0; i < numItems; i++)
+	{
+		AString itemName  = m_IniFile->GetValueName(keyID, i);
+		AString itemValue = m_IniFile->GetValue(keyID, i);
+		if ((itemName == "Generator") || (itemName == "BiomeGen"))
+		{
+			// These special cases are not to be added
+			continue;
+		}
+
+		// Remove the generator name prefix from the item name, for clarity purposes:
+		if (NoCaseCompare(itemName.substr(0, generatorNameLen), generatorName) == 0)
+		{
+			itemName.erase(0, generatorNameLen);
+		}
+
+		QLineEdit * edit = new QLineEdit();
+		edit->setText(QString::fromStdString(itemValue));
+		m_FormLayout->addRow(new QLabel(QString::fromStdString(itemName)), edit);
+	}  // for i - INI values[]
+}
+
+
+
+