From 428b687982966dc2efabaf6dbcc55ad0ea30aa10 Mon Sep 17 00:00:00 2001
From: zecke <zecke>
Date: Mon, 22 Mar 2004 23:32:41 +0000
Subject: Initial Check in of the Eye Of Zilla. This ImageViewer features

Image Infos, EXIF, Jpeg,Png,Gif support. It supports scaled loading
of Jpegs. an smart image cache....

GUI needs some work and we need to find a bug in QCOP as well.

TODO:
Add Image Service for example Mailer
Add ImageCanvas/Zoomer/Display
---
(limited to 'noncore/graphics/opie-eye/slave/thumbnailtool.cpp')

diff --git a/noncore/graphics/opie-eye/slave/thumbnailtool.cpp b/noncore/graphics/opie-eye/slave/thumbnailtool.cpp
new file mode 100644
index 0000000..a202457
--- a/dev/null
+++ b/noncore/graphics/opie-eye/slave/thumbnailtool.cpp
@@ -0,0 +1,61 @@
+#include "thumbnailtool.h"
+
+#include <qfileinfo.h>
+#include <qdir.h>
+#include <qimage.h>
+#include <qpixmap.h>
+#include <qstring.h>
+
+static bool makeThumbDir( const QFileInfo& inf,  bool make = false) {
+    QDir dir( inf.dirPath()+ "/.opie-eye" );
+    if ( !dir.exists() )
+        if ( make )
+            return dir.mkdir(QString::null);
+        else
+            return false;
+    return true;
+}
+
+
+/*
+ * check if the Opie opie-eye dir exists
+ * check if a thumbnail exists
+ * load the thumbnail
+ * /foo/bar/imagefoo.gif
+ * check for a png in /foo/bar/.opie-eye/%dx%d-imagefoo.gif
+ */
+QPixmap ThumbNailTool::getThumb( const QString& path, int width, int height ) {
+    QFileInfo inf( path );
+    qWarning( "Get Thumb" );
+    if ( !makeThumbDir( inf ) ) {
+        QPixmap pix;
+        return pix;
+    }
+    QString str = QString( "/.opie-eye/%1x%2-%3" ).arg( width ).arg( height ).arg( inf.fileName() );
+    qWarning( inf.dirPath()+str );
+    return QPixmap( inf.dirPath()+str,"PNG" );
+
+}
+
+void ThumbNailTool::putThumb( const QString& path, const QPixmap& pix, int width, int height ) {
+    QFileInfo inf( path );
+    makeThumbDir( inf, true );
+    QString str = QString( "/.opie-eye/%1x%2-%3" ).arg( width ).arg( height ).arg( inf.fileName() );
+    qWarning( inf.dirPath()+str );
+    pix.save( inf.dirPath()+str, "PNG" );
+}
+
+
+QPixmap ThumbNailTool::scaleImage( QImage& img, int w, int h ) {
+    double hs = (double)h / (double)img.height() ;
+    double ws = (double)w / (double)img.width() ;
+    double scaleFactor = (hs > ws) ? ws : hs;
+    int smoothW = (int)(scaleFactor * img.width());
+    int smoothH = (int)(scaleFactor * img.height());
+    QPixmap pixmap;
+    if ( img.width() <= w && img.height() <= h )
+        pixmap.convertFromImage( img );
+    else
+        pixmap.convertFromImage( img.smoothScale( smoothW, smoothH) );
+    return pixmap;
+}
--
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