public PreviewInfo PreviewApplyStyle(ImageItem source, Slide contentSlide,
float slideWidth, float slideHeight, StyleOption option)
{
SetStyleOptions(option);
SlideWidth = slideWidth;
SlideHeight = slideHeight;
var previewInfo = new PreviewInfo();
var handler = CreateEffectsHandlerForPreview(source, contentSlide);
// use thumbnail to apply, in order to speed up
var fullSizeImgPath = source.FullSizeImageFile;
var originalThumbnail = source.ImageFile;
source.FullSizeImageFile = null;
source.ImageFile = source.CroppedThumbnailImageFile ?? source.ImageFile;
ApplyStyle(handler, source, isActualSize: false);
// recover the source back
source.FullSizeImageFile = fullSizeImgPath;
source.ImageFile = originalThumbnail;
handler.GetNativeSlide().Export(previewInfo.PreviewApplyStyleImagePath, "JPG",
GetPreviewWidth(), PreviewHeight);
handler.Delete();
return previewInfo;
}
public PreviewInfo PreviewApplyStyle(ImageItem source, Slide contentSlide,
float slideWidth, float slideHeight, StyleOption option)
{
Logger.Log("PreviewApplyStyle begins");
SetStyleOptions(option);
SlideWidth = slideWidth;
SlideHeight = slideHeight;
var previewInfo = new PreviewInfo();
EffectsDesignerForPreview.PreparePreviewing(contentSlide, slideWidth, slideHeight, source);
// use thumbnail to apply, in order to speed up
source.BackupFullSizeImageFile = source.FullSizeImageFile;
var backupImageFile = source.ImageFile;
source.FullSizeImageFile = null;
source.ImageFile = source.CroppedThumbnailImageFile ?? source.ImageFile;
GenerateStyle(EffectsDesignerForPreview, source, isActualSize: false);
// recover the source back
source.FullSizeImageFile = source.BackupFullSizeImageFile;
source.ImageFile = backupImageFile;
EffectsDesignerForPreview.GetNativeSlide().Export(previewInfo.PreviewApplyStyleImagePath, "JPG",
GetPreviewWidth(), PreviewHeight);
Logger.Log("PreviewApplyStyle done");
return previewInfo;
}
private void UpdateStylesVariationImages(ImageItem source, Slide contentSlide,
float slideWidth, float slideHeight, bool isMockPreviewImages = false)
{
Logger.Log("UpdateStylesVariationImages begins");
var copiedPicture = LoadClipboardPicture();
try
{
if (isMockPreviewImages)
{
Logger.Log("Generate mock images for Picture aspect");
}
Logger.Log("Number of styles: " + _styleOptions.Count);
for (var i = 0; i < _styleOptions.Count; i++)
{
var styleOption = _styleOptions[i];
PreviewInfo previewInfo;
if (isMockPreviewImages)
{
previewInfo = new PreviewInfo
{
PreviewApplyStyleImagePath = StoragePath.NoPicturePlaceholderImgPath
};
}
else
{
previewInfo = Designer.PreviewApplyStyle(
IsInPictureVariation()
? _8PicturesInPictureVariation[i]
: source,
contentSlide, slideWidth, slideHeight, styleOption);
}
StylesVariationList.Add(new ImageItem
{
ImageFile = previewInfo.PreviewApplyStyleImagePath,
Tooltip = styleOption.OptionName
});
}
GC.Collect();
}
catch (Exception e)
{
View.ShowErrorMessageBox(TextCollection.PictureSlidesLabText.ErrorImageCorrupted, e);
Logger.LogException(e, "UpdateStylesVariationImages");
}
SaveClipboardPicture(copiedPicture);
Logger.Log("UpdateStylesVariationImages done");
}
