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authoribotty <ibotty>2002-10-07 13:23:14 (UTC)
committer ibotty <ibotty>2002-10-07 13:23:14 (UTC)
commit68d98791b05217163f97d7c233952df8075416bb (patch) (side-by-side diff)
treeda2ad4d16d62053ca5b836cd08d37364ec12b635
parenta513a88322196c8caa21b00b83d454feae84200c (diff)
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changed WidgetLayer to a new (well partial) image storage
WidgetLayer is now to be considered stable. there wont be any api removals. newwidget.{h,cpp} will inherit WidgetLayer, soon. i will try to be logic compatible with current widget.{h,cpp}, but will NOT guarantee api compatibility.
Diffstat (more/less context) (ignore whitespace changes)
-rw-r--r--noncore/apps/opie-console/widget_layer.cpp26
-rw-r--r--noncore/apps/opie-console/widget_layer.h27
2 files changed, 36 insertions, 17 deletions
diff --git a/noncore/apps/opie-console/widget_layer.cpp b/noncore/apps/opie-console/widget_layer.cpp
index 28227e4..f428ed4 100644
--- a/noncore/apps/opie-console/widget_layer.cpp
+++ b/noncore/apps/opie-console/widget_layer.cpp
@@ -11,96 +11,98 @@
#include "widget_layer.h"
#include <qclipboard.h>
#include <qregexp.h>
#include <qglobal.h>
#include <string.h>
//#include <
#include "common.h"
-#define loc(X,Y) ((Y)*m_columns+(X))
-
-WidgetLayer::WidgetLayer( QObject *parent, const char *name ) : QObject( parent, name )
+WidgetLayer::WidgetLayer( QWidget *parent, const char *name ) : QFrame( parent, name )
{
// get the clipboard
m_clipboard = QApplication::clipboard();
// when data on clipboard changes, clear selection
QObject::connect( (QObject*) m_clipboard, SIGNAL( dataChanged() ),
(QObject*)this, SLOT( onClearSelection() ) );
// initialize vars:
m_lines = 1;
m_columns = 1;
m_resizing = false;
- m_image = QArray<Character>();
+ // just for demonstrating
+ //m_image = QArray<Character>( m_lines * m_columns );
+ m_image = QArray<Character>( 1 );
+
}
+
WidgetLayer::~WidgetLayer()
{
- // clean up!
+ // clean up
+ delete m_image;
}
/* --------------------------------- audio ---------------------------------- */
void WidgetLayer::bell()
{
QApplication::beep();
}
/* --------------------------------- screen --------------------------------- */
void WidgetLayer::propagateSize()
{
- QArray<Character> oldimage = m_image;
+ QArray<Character> oldimage = m_image.copy();
int oldlines = m_lines;
int oldcolumns = m_columns;
makeImage();
// copy old image, to reduce flicker
- if ( oldimage )
+ if ( ! oldimage.isEmpty() )
{
- //FIXME: is it possible to do this with QArray.dublicate()?
-
int lins = QMIN( oldlines, m_lines );
int cols = QMIN( oldcolumns, m_columns );
for ( int lin = 0; lin < lins; ++lin )
{
memcpy( (void*) &m_image[m_columns*lin],
(void*) &oldimage[oldcolumns*lin],
cols*sizeof( Character ) );
}
- //free( oldimage );
}
else
clearImage();
+ delete oldimage;
+
m_resizing = true;
emit imageSizeChanged( m_lines, m_columns );
m_resizing = false;
}
void WidgetLayer::makeImage()
{
calcGeometry();
- m_image = QArray<Character>();
- clearImage();
+ m_image = QArray<Character>( m_columns * m_lines );
+ clearImage();
}
void WidgetLayer::clearImage()
{
//should this belong here??
for ( int y = 0; y < m_lines; y++ )
for ( int x = 0; x < m_columns; x++ )
{
m_image[loc(x,y)].c = 0xff;
m_image[loc(x,y)].f = 0xff;
m_image[loc(x,y)].b = 0xff;
m_image[loc(x,y)].r = 0xff;
diff --git a/noncore/apps/opie-console/widget_layer.h b/noncore/apps/opie-console/widget_layer.h
index 07ec12a..99d248e 100644
--- a/noncore/apps/opie-console/widget_layer.h
+++ b/noncore/apps/opie-console/widget_layer.h
@@ -6,53 +6,64 @@
// proposal of a widget Layer in opie-console
//
// fellow devels:
// just mail me (ibotty@web.de), what you additionally need from the main widget
// (or say in chat)
#ifndef WIDGET_LAYER_H
#define WIDGET_LAYER_H
// qt includes
#include <qapplication.h>
+#include <qframe.h>
+#include <qarray.h>
#include <qtimer.h>
#include <qkeycode.h>
#include <qclipboard.h>
// opie-console includes
#include "session.h"
#include "common.h"
-class WidgetLayer : public QObject
+/*
+ * given a pseudo location ( column, line ),
+ * returns the actual index, in the QArray<Character>
+ */
+#define loc(X,Y) ((Y)*m_columns+(X))
+
+
+
+
+class WidgetLayer : public QFrame
{ Q_OBJECT
public:
/**
* constructor
*/
- WidgetLayer( QObject *parent=0, const char *name=0 );
+ WidgetLayer( QWidget *parent=0, const char *name=0 );
/**
* destructor
*/
virtual ~WidgetLayer();
public:
/**
* sets the image
*/
- virtual void setImage( const Character* const newimg, int lines, int colums ) = 0;
+ virtual void setImage( QArray<Character> const newimg, int lines, int colums );
/**
* annoy the user
*/
void bell();
/**
* return the lines count
*/
int lines() { return m_lines; }
/**
@@ -132,25 +143,25 @@ signals:
// protected methods
protected:
// image operations
/**
* changes image, to suit new size
* TODO: find meaningful name!
*/
void propagateSize();
/**
- *
+ *determines count of lines and columns
*/
virtual void calcGeometry() = 0;
/**
* makes an empty image
*/
void makeImage();
/**
* clears the image
*/
void clearImage();
@@ -164,37 +175,43 @@ protected slots:
// protected vars
protected:
/**
* current Session
*/
Session *m_session;
/**
* current character image
+ *
+ * a Character at loc( column, line )
+ * has the actual index:
+ * ix = line * m_columns + column;
+ *
+ * use loc( x, y ) macro to access.
*/
QArray<Character> m_image;
/**
* lines count
*/
int m_lines;
/**
* columns count
*/
int m_columns;
/**
* clipboard
*/
QClipboard* m_clipboard;
/**
- * whether widget was resized
+ * whether widget is resizing
*/
bool m_resizing;
};
#endif // WIDGET_LAYER_H