From 405cea177877234981019c6916f6f97d818dfd51 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Petr=20Mr=C3=A1zek?= <peterix@gmail.com>
Date: Mon, 1 Jun 2015 01:19:12 +0200
Subject: GH-1031 include icon in exported instance if it is custom

---
 application/MainWindow.cpp                   | 23 +++++++++++--
 application/dialogs/ExportInstanceDialog.cpp | 49 ++++++++++++++++++++++++++++
 application/dialogs/NewInstanceDialog.cpp    |  2 +-
 application/dialogs/NewInstanceDialog.ui     |  4 ---
 4 files changed, 71 insertions(+), 7 deletions(-)

(limited to 'application')

diff --git a/application/MainWindow.cpp b/application/MainWindow.cpp
index 6c5aa3af..9ff120bd 100644
--- a/application/MainWindow.cpp
+++ b/application/MainWindow.cpp
@@ -1137,7 +1137,27 @@ void MainWindow::instanceFromZipPack(QString instName, QString instGroup, QStrin
 	}
 
 	newInstance->setName(instName);
-	newInstance->setIconKey(instIcon);
+	if(instIcon != "default")
+	{
+		newInstance->setIconKey(instIcon);
+	}
+	else
+	{
+		instIcon = newInstance->iconKey();
+		auto importIconPath = PathCombine(newInstance->instanceRoot(), instIcon + ".png");
+		if (QFile::exists(importIconPath))
+		{
+			// import icon
+			auto iconList = ENV.icons();
+			// FIXME: check if the file is OK before removing the existing one...
+			if(iconList->iconFileExists(instIcon))
+			{
+				//FIXME: ask if icon should be overwritten. Show difference in the question dialog.
+				iconList->deleteIcon(instIcon);
+			}
+			iconList->installIcons({importIconPath});
+		}
+	}
 	newInstance->setGroupInitial(instGroup);
 	MMC->instances()->add(InstancePtr(newInstance));
 	MMC->instances()->saveGroupList();
@@ -1225,7 +1245,6 @@ void MainWindow::on_actionAddInstance_triggered()
 
 	const QUrl modpackUrl = newInstDlg.modpackUrl();
 
-
 	if (modpackUrl.isValid())
 	{
 		instanceFromZipPack(newInstDlg.instName(), newInstDlg.instGroup(), newInstDlg.iconKey(), modpackUrl);
diff --git a/application/dialogs/ExportInstanceDialog.cpp b/application/dialogs/ExportInstanceDialog.cpp
index 5d24c54b..ec376b1d 100644
--- a/application/dialogs/ExportInstanceDialog.cpp
+++ b/application/dialogs/ExportInstanceDialog.cpp
@@ -28,6 +28,8 @@
 #include <QSaveFile>
 #include "MMCStrings.h"
 #include "SeparatorPrefixTree.h"
+#include "Env.h"
+#include <icons/IconList.h>
 
 class PackIgnoreProxy : public QSortFilterProxyModel
 {
@@ -333,6 +335,51 @@ ExportInstanceDialog::~ExportInstanceDialog()
 	delete ui;
 }
 
+/// Save icon to instance's folder is needed
+void SaveIcon(InstancePtr m_instance)
+{
+	auto iconKey = m_instance->iconKey();
+	auto iconList = ENV.icons();
+	auto mmcIcon = iconList->icon(iconKey);
+	if(mmcIcon)
+	{
+		bool saveIcon = false;
+		switch(mmcIcon->type())
+		{
+			case MMCIcon::FileBased:
+			case MMCIcon::Transient:
+				saveIcon = true;
+			default:
+				break;
+		}
+		if(saveIcon)
+		{
+			auto & image = mmcIcon->m_images[mmcIcon->type()];
+			auto & icon = image.icon;
+			auto sizes = icon.availableSizes();
+			if(sizes.size() == 0)
+			{
+				return;
+			}
+			auto areaOf = [](QSize size)
+			{
+				return size.width() * size.height();
+			};
+			QSize largest = sizes[0];
+			// find variant with largest area
+			for(auto size: sizes)
+			{
+				if(areaOf(largest) < areaOf(size))
+				{
+					largest = size;
+				}
+			}
+			auto pixmap = icon.pixmap(largest);
+			pixmap.save(PathCombine(m_instance->instanceRoot(), iconKey + ".png"));
+		}
+	}
+}
+
 bool ExportInstanceDialog::doExport()
 {
 	auto name = RemoveInvalidFilenameChars(m_instance->name());
@@ -356,6 +403,8 @@ bool ExportInstanceDialog::doExport()
 		}
 	}
 
+	SaveIcon(m_instance);
+
 	if (!MMCZip::compressDir(output, m_instance->instanceRoot(), name, &proxyModel->blockedPaths()))
 	{
 		QMessageBox::warning(this, tr("Error"), tr("Unable to export instance"));
diff --git a/application/dialogs/NewInstanceDialog.cpp b/application/dialogs/NewInstanceDialog.cpp
index d67d3ada..6cd651e4 100644
--- a/application/dialogs/NewInstanceDialog.cpp
+++ b/application/dialogs/NewInstanceDialog.cpp
@@ -65,7 +65,7 @@ NewInstanceDialog::NewInstanceDialog(QWidget *parent)
 	layout()->setSizeConstraint(QLayout::SetFixedSize);
 
 	setSelectedVersion(MMC->minecraftlist()->getRecommended(), true);
-	InstIconKey = "infinity";
+	InstIconKey = "default";
 	ui->iconButton->setIcon(ENV.icons()->getIcon(InstIconKey));
 
 	ui->modpackEdit->setValidator(new UrlValidator(ui->modpackEdit));
diff --git a/application/dialogs/NewInstanceDialog.ui b/application/dialogs/NewInstanceDialog.ui
index 6cb0c97c..58a87354 100644
--- a/application/dialogs/NewInstanceDialog.ui
+++ b/application/dialogs/NewInstanceDialog.ui
@@ -41,10 +41,6 @@
      </item>
      <item>
       <widget class="QToolButton" name="iconButton">
-       <property name="icon">
-        <iconset>
-         <normaloff>:/icons/instances/infinity</normaloff>:/icons/instances/infinity</iconset>
-       </property>
        <property name="iconSize">
         <size>
          <width>80</width>
-- 
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