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authoralwin <alwin>2004-04-06 15:35:17 (UTC)
committer alwin <alwin>2004-04-06 15:35:17 (UTC)
commit9273c064f2ae699885ddef32155df4f5aab9d574 (patch) (side-by-side diff)
tree72bb117b9ca1888215a47edfb6ec3355309261bd
parent6821faed5fd1db0861dff48a5660a3336211b3be (diff)
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saves the last loaded image name so will somewhat faster
Diffstat (more/less context) (ignore whitespace changes)
-rw-r--r--noncore/graphics/opie-eye/gui/imagescrollview.cpp13
-rw-r--r--noncore/graphics/opie-eye/gui/imagescrollview.h2
2 files changed, 10 insertions, 5 deletions
diff --git a/noncore/graphics/opie-eye/gui/imagescrollview.cpp b/noncore/graphics/opie-eye/gui/imagescrollview.cpp
index ee20f40..99fdc51 100644
--- a/noncore/graphics/opie-eye/gui/imagescrollview.cpp
+++ b/noncore/graphics/opie-eye/gui/imagescrollview.cpp
@@ -1,89 +1,94 @@
#include "imagescrollview.h"
#include <opie2/odebug.h>
using namespace Opie::Core;
#include <qimage.h>
#include <qlayout.h>
ImageScrollView::ImageScrollView( QWidget* parent, const char* name, WFlags f )
:QScrollView(parent,name,f|Qt::WRepaintNoErase ),_image_data(),_original_data(),scale_to_fit(true),
- rotate_to_fit(true),first_resize_done(false)
+ rotate_to_fit(true),first_resize_done(false),m_lastName("")
{
init();
+ qDebug("constructor done");
}
ImageScrollView::ImageScrollView (const QImage&img, QWidget * parent, const char * name, WFlags f,bool always_scale,bool rfit)
:QScrollView(parent,name,f|Qt::WRepaintNoErase),_image_data(),_original_data(img),scale_to_fit(always_scale),
- rotate_to_fit(rfit),first_resize_done(false)
+ rotate_to_fit(rfit),first_resize_done(false),m_lastName("")
{
init();
}
ImageScrollView::ImageScrollView (const QString&img, QWidget * parent, const char * name, WFlags f,bool always_scale,bool rfit)
- :QScrollView(parent,name,f|Qt::WRepaintNoErase),_image_data(),_original_data(img),scale_to_fit(always_scale),
- rotate_to_fit(rfit),first_resize_done(false)
+ :QScrollView(parent,name,f|Qt::WRepaintNoErase),_image_data(),_original_data(),scale_to_fit(always_scale),
+ rotate_to_fit(rfit),first_resize_done(false),m_lastName("")
{
init();
+ setImage(img);
}
void ImageScrollView::setImage(const QImage&img)
{
_image_data = QImage();
_original_data=img;
+ m_lastName = "";
if (first_resize_done) {
generateImage();
}
}
void ImageScrollView::setImage( const QString& path ) {
odebug << "load new image " << oendl;
+ if (m_lastName == path) return;
+ m_lastName = path;
_original_data.load(path);
_image_data = QImage();
if (first_resize_done) {
generateImage();
}
}
/* should be called every time the QImage changed it content */
void ImageScrollView::init()
{
odebug << "init " << oendl;
viewport()->setBackgroundColor(white);
if (first_resize_done) {
last_rot = Rotate0;
generateImage();
odebug << "reinit display " << oendl;
} else if (_original_data.size().isValid()) {
resizeContents(_original_data.width(),_original_data.height());
}
}
void ImageScrollView::setAutoRotate(bool how)
{
/* to avoid double repaints */
if (rotate_to_fit != how) {
rotate_to_fit = how;
_image_data = QImage();
generateImage();
}
}
void ImageScrollView::setAutoScale(bool how)
{
scale_to_fit = how;
if (!how) {
rotate_to_fit = false;
}
_image_data = QImage();
generateImage();
}
ImageScrollView::~ImageScrollView()
{
}
void ImageScrollView::rescaleImage(int w, int h)
{
if (_image_data.width()==w && _image_data.height()==h) {
diff --git a/noncore/graphics/opie-eye/gui/imagescrollview.h b/noncore/graphics/opie-eye/gui/imagescrollview.h
index dcf54ce..44f2a64 100644
--- a/noncore/graphics/opie-eye/gui/imagescrollview.h
+++ b/noncore/graphics/opie-eye/gui/imagescrollview.h
@@ -2,71 +2,71 @@
#define _IMAGE_SCROLL_VIEW_H
#include <qscrollview.h>
#include <qimage.h>
#include <qstring.h>
#include <qdialog.h>
class QPainter;
class ImageScrollView:public QScrollView
{
Q_OBJECT
public:
ImageScrollView( QWidget* parent, const char* name = 0, WFlags fl = 0 );
ImageScrollView (const QImage&, QWidget * parent=0, const char * name=0, WFlags f=0,bool always_scale=false,bool rfit=false );
ImageScrollView (const QString&, QWidget * parent=0, const char * name=0, WFlags f=0,bool always_scale=false,bool rfit=false );
virtual ~ImageScrollView();
void setImage(const QImage&);
void setImage( const QString& path );
void setDestructiveClose();
void setAutoRotate(bool);
void setAutoScale(bool);
enum Rotation {
Rotate0,
Rotate90,
Rotate180,
Rotate270
};
signals:
void sig_return();
protected:
virtual void drawContents ( QPainter * p, int clipx, int clipy, int clipw, int cliph );
void init();
QImage _image_data;
QImage _original_data;
int _mouseStartPosX,_mouseStartPosY;
bool scale_to_fit;
bool rotate_to_fit;
bool first_resize_done;
Rotation last_rot;
-
+ QString m_lastName;
void rescaleImage(int w, int h);
void rotate_into_data(Rotation r);
void generateImage();
protected slots:
virtual void viewportMouseMoveEvent(QMouseEvent* e);
virtual void contentsMousePressEvent ( QMouseEvent * e);
virtual void contentsMouseReleaseEvent ( QMouseEvent * e);
virtual void resizeEvent(QResizeEvent * e);
};
/* for testing */
class ImageDlg:public QDialog
{
Q_OBJECT
public:
ImageDlg(const QString&,QWidget * parent=0, const char * name=0);
virtual ~ImageDlg();
};
#endif