- moved code for file previews to plugins

1 files changed, 10 insertions, 66 deletions

diff --git a/src/previewgenerator.cpp b/src/previewgenerator.cpp
index 5b0a44d8..764d016d 100644
--- a/src/previewgenerator.cpp
+++ b/src/previewgenerator.cpp
@@ -22,90 +22,34 @@ along with Mod Organizer.  If not, see <http://www.gnu.org/licenses/>.
 #include <QLabel>

 #include <QImageReader>

 #include <QTextEdit>

-#include <QGLPixelBuffer>

 #include <QDesktopWidget>

 #include <utility.h>

 

 PreviewGenerator::PreviewGenerator()

 {

-  // set up image reader to be used for all image types qt (the current installation) supports

-  auto imageReader = std::bind(&PreviewGenerator::genImagePreview, this, std::placeholders::_1);

-

-  foreach (const QByteArray &fileType, QImageReader::supportedImageFormats()) {

-    m_PreviewGenerators[QString(fileType).toLower()] = imageReader;

-  }

-

-  m_PreviewGenerators["txt"]

-    = std::bind(&PreviewGenerator::genTxtPreview, this, std::placeholders::_1);

-

-  m_PreviewGenerators["dds"]

-    = std::bind(&PreviewGenerator::genDDSPreview, this, std::placeholders::_1);

 

   QDesktopWidget desk;

   m_MaxSize = desk.screenGeometry().size() * 0.8;

 }

 

-bool PreviewGenerator::previewSupported(const QString &fileExtension) const

+void PreviewGenerator::registerPlugin(MOBase::IPluginPreview *plugin)

 {

-  return m_PreviewGenerators.find(fileExtension.toLower()) != m_PreviewGenerators.end();

-}

-

-QWidget *PreviewGenerator::genPreview(const QString &fileName) const

-{

-  auto iter = m_PreviewGenerators.find(QFileInfo(fileName).completeSuffix().toLower());

-  if (iter != m_PreviewGenerators.end()) {

-    return iter->second(fileName);

-  } else {

-    return nullptr;

+  foreach (const QString &extension, plugin->supportedExtensions()) {

+    m_PreviewPlugins.insert(std::make_pair(extension, plugin));

   }

 }

 

-QWidget *PreviewGenerator::genImagePreview(const QString &fileName) const

-{

-  QLabel *label = new QLabel();

-  label->setPixmap(QPixmap(fileName));

-  return label;

-}

-

-QWidget *PreviewGenerator::genTxtPreview(const QString &fileName) const

+bool PreviewGenerator::previewSupported(const QString &fileExtension) const

 {

-  QTextEdit *edit = new QTextEdit();

-  edit->setText(MOBase::readFileText(fileName));

-  edit->setReadOnly(true);

-  return edit;

+  return m_PreviewPlugins.find(fileExtension.toLower()) != m_PreviewPlugins.end();

 }

 

-QWidget *PreviewGenerator::genDDSPreview(const QString &fileName) const

+QWidget *PreviewGenerator::genPreview(const QString &fileName) const

 {

-  QGLWidget glWidget;

-  glWidget.makeCurrent();

-

-  GLuint texture = glWidget.bindTexture(fileName);

-  if (!texture)

-    return nullptr;

-

-  // Determine the size of the DDS image

-  GLint width, height;

-  glBindTexture(GL_TEXTURE_2D, texture);

-  glGetTexLevelParameteriv(GL_TEXTURE_2D, 0, GL_TEXTURE_WIDTH, &width);

-  glGetTexLevelParameteriv(GL_TEXTURE_2D, 0, GL_TEXTURE_HEIGHT, &height);

-

-  if (width == 0 || height == 0)

-    return nullptr;

-

-  QGLPixelBuffer pbuffer(QSize(width, height), glWidget.format(), &glWidget);

-  if (!pbuffer.makeCurrent())

+  auto iter = m_PreviewPlugins.find(QFileInfo(fileName).completeSuffix().toLower());

+  if (iter != m_PreviewPlugins.end()) {

+    return iter->second->genFilePreview(fileName, m_MaxSize);

+  } else {

     return nullptr;

-

-  pbuffer.drawTexture(QRectF(-1, -1, 2, 2), texture);

-

-  QLabel *label = new QLabel();

-  QImage image = pbuffer.toImage();

-  if ((image.size().width() > m_MaxSize.width()) ||

-      (image.size().height() > m_MaxSize.height())) {

-    image = image.scaled(m_MaxSize, Qt::KeepAspectRatio);

   }

-

-  label->setPixmap(QPixmap::fromImage(image));

-  return label;

 }