Merge branch 'reorganisation' of github.com:FacialTurd/The-Powder-Toy

1 files changed, 73 insertions, 0 deletions

diff --git a/src/gui/search/Thumbnail.cpp b/src/gui/search/Thumbnail.cpp
new file mode 100644
index 0000000..1f06c45
--- /dev/null
+++ b/src/gui/search/Thumbnail.cpp
@@ -0,0 +1,73 @@
+#include "Thumbnail.h"
+
+Thumbnail::Thumbnail(const Thumbnail & thumb):
+	ID(thumb.ID),
+	Datestamp(thumb.Datestamp),
+	Data(thumb.Data),
+	Size(thumb.Size)
+{
+	//Ensure the actual thumbnail data is copied
+	if(thumb.Data)
+	{
+		Data = new pixel[thumb.Size.X*thumb.Size.Y];
+		memcpy(Data, thumb.Data, (thumb.Size.X*thumb.Size.Y) * PIXELSIZE);
+	}
+	else
+	{
+		Data = NULL;
+	}
+}
+
+Thumbnail::Thumbnail(int _id, int _datestamp, pixel * _data, ui::Point _size):
+	ID(_id),
+	Datestamp(_datestamp),
+	Data(_data),
+	Size(_size)
+{
+	if(_data)
+	{
+		Data = new pixel[_size.X*_size.Y];
+		memcpy(Data, _data, (_size.X*_size.Y) * PIXELSIZE);
+	}
+	else
+	{
+		Data = NULL;
+	}
+}
+
+void Thumbnail::Resize(int width, int height)
+{
+	Resize(ui::Point(width, height));
+}
+
+void Thumbnail::Resize(ui::Point newSize)
+{
+	float scaleFactorX = 1.0f, scaleFactorY = 1.0f;
+	if(Size.Y >  newSize.Y)
+	{
+		scaleFactorY = float(newSize.Y)/((float)Size.Y);
+	}
+	if(Size.X > newSize.X)
+	{
+		scaleFactorX = float(newSize.X)/((float)Size.X);
+	}
+	if(newSize.X == -1)
+		scaleFactorX = scaleFactorY;
+	if(newSize.Y == -1)
+		scaleFactorY = scaleFactorX;
+	if(scaleFactorY < 1.0f || scaleFactorX < 1.0f)
+	{
+		float scaleFactor = scaleFactorY < scaleFactorX ? scaleFactorY : scaleFactorX;
+		pixel * thumbData = Data;
+		Data = Graphics::resample_img(thumbData, Size.X, Size.Y, Size.X * scaleFactor, Size.Y * scaleFactor);
+		Size.X *= scaleFactor;
+		Size.Y *= scaleFactor;
+		delete[] thumbData;
+	}
+}
+
+Thumbnail::~Thumbnail()
+{
+	if(Data)
+		delete[] Data;
+}