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authoralwin <alwin>2004-04-14 20:51:30 (UTC)
committer alwin <alwin>2004-04-14 20:51:30 (UTC)
commitdb181c9145bd55b5e153a0ebdfcc17127c0ca179 (patch) (unidiff)
treef3e7e311db4e6e4147caa61daabf03905865db27
parentfe6808b41795d1b6000932bf84d74dbd24c4ed95 (diff)
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move base image widgets to lib for usage in other applications
Diffstat (more/less context) (ignore whitespace changes)
-rw-r--r--noncore/graphics/opie-eye/gui/imagescrollview.cpp586
-rw-r--r--noncore/graphics/opie-eye/gui/imagescrollview.h95
-rw-r--r--noncore/graphics/opie-eye/gui/imageview.h3
-rw-r--r--noncore/graphics/opie-eye/lib/oimagezoomer.cpp233
-rw-r--r--noncore/graphics/opie-eye/lib/oimagezoomer.h141
-rw-r--r--noncore/graphics/opie-eye/phunk_view.pro8
6 files changed, 4 insertions, 1062 deletions
diff --git a/noncore/graphics/opie-eye/gui/imagescrollview.cpp b/noncore/graphics/opie-eye/gui/imagescrollview.cpp
deleted file mode 100644
index 3bb07a7..0000000
--- a/noncore/graphics/opie-eye/gui/imagescrollview.cpp
+++ b/dev/null
@@ -1,586 +0,0 @@
1#include "imagescrollview.h"
2
3#include "lib/oimagezoomer.h"
4
5#include <opie2/odebug.h>
6#include <opie2/oapplication.h>
7#include <opie2/owait.h>
8
9#include <qimage.h>
10#include <qlayout.h>
11#include <qpe/qcopenvelope_qws.h>
12
13/* for usage with the bitset */
14#define AUTO_SCALE 0
15#define AUTO_ROTATE 1
16#define SHOW_ZOOMER 2
17#define FIRST_RESIZE_DONE 3
18#define IMAGE_IS_JPEG 4
19#define IMAGE_SCALED_LOADED 5
20
21#define SCROLLVIEW_BITSET_SIZE 6
22
23namespace Opie {
24namespace MM {
25OImageScrollView::OImageScrollView( QWidget* parent, const char* name, WFlags f )
26 :QScrollView(parent,name,f|Qt::WRepaintNoErase ),_image_data(),_original_data(),
27 m_states(SCROLLVIEW_BITSET_SIZE),m_lastName("")
28{
29 _zoomer = 0;
30 m_states[AUTO_SCALE]=true;
31 m_states[AUTO_ROTATE]=true;
32 m_states[FIRST_RESIZE_DONE]=false;
33 m_states[IMAGE_IS_JPEG]=false;
34 m_states[IMAGE_SCALED_LOADED]=false;
35 m_states[SHOW_ZOOMER]=true;
36 init();
37}
38
39OImageScrollView::OImageScrollView (const QImage&img, QWidget * parent, const char * name, WFlags f,bool always_scale,bool rfit)
40 :QScrollView(parent,name,f|Qt::WRepaintNoErase),_image_data(),_original_data(img),
41 m_states(SCROLLVIEW_BITSET_SIZE),m_lastName("")
42{
43 _zoomer = 0;
44 m_states[AUTO_SCALE]=always_scale;
45 m_states[AUTO_ROTATE]=rfit;
46 m_states[FIRST_RESIZE_DONE]=false;
47 m_states[IMAGE_IS_JPEG]=false;
48 m_states[IMAGE_SCALED_LOADED]=false;
49 m_states[SHOW_ZOOMER]=true;
50 _original_data.convertDepth(QPixmap::defaultDepth());
51 _original_data.setAlphaBuffer(false);
52 init();
53}
54
55OImageScrollView::OImageScrollView (const QString&img, QWidget * parent, const char * name, WFlags f,bool always_scale,bool rfit)
56 :QScrollView(parent,name,f|Qt::WRepaintNoErase),_image_data(),_original_data(),m_states(SCROLLVIEW_BITSET_SIZE),m_lastName("")
57{
58 _zoomer = 0;
59 m_states.resize(SCROLLVIEW_BITSET_SIZE);
60 m_states[AUTO_SCALE]=always_scale;
61 m_states[AUTO_ROTATE]=rfit;
62 m_states[FIRST_RESIZE_DONE]=false;
63 m_states[IMAGE_IS_JPEG]=false;
64 m_states[IMAGE_SCALED_LOADED]=false;
65 m_states[SHOW_ZOOMER]=true;
66 init();
67 setImage(img);
68}
69
70void OImageScrollView::setImage(const QImage&img)
71{
72 _image_data = QImage();
73 _original_data=img;
74 _original_data.convertDepth(QPixmap::defaultDepth());
75 _original_data.setAlphaBuffer(false);
76 m_lastName = "";
77 setImageIsJpeg(false);
78 setImageScaledLoaded(false);
79 if (FirstResizeDone()) {
80 generateImage();
81 }
82}
83
84void OImageScrollView::loadJpeg(bool interncall)
85{
86 if (m_lastName.isEmpty()) return;
87 QImageIO iio( m_lastName, 0l );
88 QString param;
89 bool real_load = false;
90 if (AutoScale()) {
91 if (!interncall) {
92 int wid, hei;
93 wid = QApplication::desktop()->width();
94 hei = QApplication::desktop()->height();
95 if (hei>wid) {
96 wid = hei;
97 } else {
98 hei = wid;
99 }
100 param = QString( "Fast Shrink( 7 ) Scale( %1, %2, ScaleFree)" ).arg( wid ).arg( hei );
101 odebug << "Load jpeg scaled \"" << param << "\"" << oendl;
102 iio.setParameters(param.latin1());
103 setImageScaledLoaded(true);
104 real_load = true;
105 }
106 } else {
107 if (ImageScaledLoaded()||!interncall) {
108 odebug << "Load jpeg unscaled" << oendl;
109 real_load = true;
110 }
111 setImageScaledLoaded(false);
112 }
113 if (real_load) {
114 {
115 QCopEnvelope( "QPE/System", "busy()" );
116 }
117 _original_data = iio.read() ? iio.image() : QImage();
118 {
119 QCopEnvelope env( "QPE/System", "notBusy(QString)" );
120 env << "Image loaded";
121 }
122 }
123}
124
125void OImageScrollView::setImage( const QString& path ) {
126 odebug << "load new image " << oendl;
127 if (m_lastName == path) return;
128 m_lastName = path;
129 QString itype = QImage::imageFormat(m_lastName);
130 odebug << "Image type = " << itype << oendl;
131 if (itype == "JPEG") {
132 setImageIsJpeg(true);
133 loadJpeg();
134 } else {
135 {
136 QCopEnvelope( "QPE/System", "busy()" );
137 }
138 setImageIsJpeg(false);
139 _original_data.load(path);
140 _original_data.convertDepth(QPixmap::defaultDepth());
141 _original_data.setAlphaBuffer(false);
142 {
143 QCopEnvelope env( "QPE/System", "notBusy(QString)" );
144 env << "Image loaded";
145 }
146 }
147 _image_data = QImage();
148 if (FirstResizeDone()) {
149 generateImage();
150 }
151}
152
153/* should be called every time the QImage changed it content */
154void OImageScrollView::init()
155{
156 odebug << "init " << oendl;
157
158 /*
159 * create the zoomer
160 * and connect ther various signals
161 */
162 _zoomer = new Opie::MM::OImageZoomer( this, "The Zoomer" );
163 connect(_zoomer, SIGNAL( zoomAreaRel(int,int)),
164 this, SLOT(scrollBy(int,int)) );
165 connect(_zoomer, SIGNAL( zoomArea(int,int)),
166 this, SLOT(center(int,int)) );
167 connect(this,SIGNAL(contentsMoving(int,int)),
168 _zoomer, (SLOT(setVisiblePoint(int,int))) );
169 connect(this,SIGNAL(imageSizeChanged(const QSize&)),
170 _zoomer, SLOT(setImageSize(const QSize&)) );
171 connect(this,SIGNAL(viewportSizeChanged(const QSize&)),
172 _zoomer, SLOT(setViewPortSize(const QSize&)) );
173
174 viewport()->setBackgroundColor(white);
175 setFocusPolicy(QWidget::StrongFocus);
176 setImageScaledLoaded(false);
177 setImageIsJpeg(false);
178 if (FirstResizeDone()) {
179 m_last_rot = Rotate0;
180 generateImage();
181 } else if (_original_data.size().isValid()) {
182 if (image_fit_into(_original_data.size()) || !ShowZoomer()) _zoomer->hide();
183 resizeContents(_original_data.width(),_original_data.height());
184 }
185}
186
187void OImageScrollView::setAutoRotate(bool how)
188{
189 /* to avoid double repaints */
190 if (AutoRotate() != how) {
191 m_states.setBit(AUTO_ROTATE,how);
192 _image_data = QImage();
193 generateImage();
194 }
195}
196
197bool OImageScrollView::AutoRotate()const
198{
199 return m_states.testBit(AUTO_ROTATE);
200}
201
202void OImageScrollView::setAutoScale(bool how)
203{
204 m_states.setBit(AUTO_SCALE,how);
205 if (!how) {
206 setAutoRotate(false);
207 }
208 _image_data = QImage();
209 if (ImageIsJpeg() && how == false && ImageScaledLoaded()==true) {
210 loadJpeg(true);
211 }
212 generateImage();
213}
214
215bool OImageScrollView::AutoScale()const
216{
217 return m_states.testBit(AUTO_SCALE);
218}
219
220OImageScrollView::~OImageScrollView()
221{
222}
223
224void OImageScrollView::rescaleImage(int w, int h)
225{
226 if (_image_data.width()==w && _image_data.height()==h) {
227 return;
228 }
229 double hs = (double)h / (double)_image_data.height() ;
230 double ws = (double)w / (double)_image_data.width() ;
231 double scaleFactor = (hs > ws) ? ws : hs;
232 int smoothW = (int)(scaleFactor * _image_data.width());
233 int smoothH = (int)(scaleFactor * _image_data.height());
234 _image_data = _image_data.smoothScale(smoothW,smoothH);
235}
236
237void OImageScrollView::rotate_into_data(Rotation r)
238{
239 /* realy - we must do this that way, 'cause when acting direct on _image_data the app will
240 segfault :( */
241 QImage dest;
242 int x, y;
243 if ( _original_data.depth() > 8 )
244 {
245 unsigned int *srcData, *destData;
246 switch ( r )
247 {
248 case Rotate90:
249 dest.create(_original_data.height(), _original_data.width(), _original_data.depth());
250 for ( y=0; y < _original_data.height(); ++y )
251 {
252 srcData = (unsigned int *)_original_data.scanLine(y);
253 for ( x=0; x < _original_data.width(); ++x )
254 {
255 destData = (unsigned int *)dest.scanLine(x);
256 destData[_original_data.height()-y-1] = srcData[x];
257 }
258 }
259 break;
260 case Rotate180:
261 dest.create(_original_data.width(), _original_data.height(), _original_data.depth());
262 for ( y=0; y < _original_data.height(); ++y )
263 {
264 srcData = (unsigned int *)_original_data.scanLine(y);
265 destData = (unsigned int *)dest.scanLine(_original_data.height()-y-1);
266 for ( x=0; x < _original_data.width(); ++x )
267 destData[_original_data.width()-x-1] = srcData[x];
268 }
269 break;
270 case Rotate270:
271 dest.create(_original_data.height(), _original_data.width(), _original_data.depth());
272 for ( y=0; y < _original_data.height(); ++y )
273 {
274 srcData = (unsigned int *)_original_data.scanLine(y);
275 for ( x=0; x < _original_data.width(); ++x )
276 {
277 destData = (unsigned int *)dest.scanLine(_original_data.width()-x-1);
278 destData[y] = srcData[x];
279 }
280 }
281 break;
282 default:
283 dest = _original_data;
284 break;
285 }
286 }
287 else
288 {
289 unsigned char *srcData, *destData;
290 unsigned int *srcTable, *destTable;
291 switch ( r )
292 {
293 case Rotate90:
294 dest.create(_original_data.height(), _original_data.width(), _original_data.depth());
295 dest.setNumColors(_original_data.numColors());
296 srcTable = (unsigned int *)_original_data.colorTable();
297 destTable = (unsigned int *)dest.colorTable();
298 for ( x=0; x < _original_data.numColors(); ++x )
299 destTable[x] = srcTable[x];
300 for ( y=0; y < _original_data.height(); ++y )
301 {
302 srcData = (unsigned char *)_original_data.scanLine(y);
303 for ( x=0; x < _original_data.width(); ++x )
304 {
305 destData = (unsigned char *)dest.scanLine(x);
306 destData[_original_data.height()-y-1] = srcData[x];
307 }
308 }
309 break;
310 case Rotate180:
311 dest.create(_original_data.width(), _original_data.height(), _original_data.depth());
312 dest.setNumColors(_original_data.numColors());
313 srcTable = (unsigned int *)_original_data.colorTable();
314 destTable = (unsigned int *)dest.colorTable();
315 for ( x=0; x < _original_data.numColors(); ++x )
316 destTable[x] = srcTable[x];
317 for ( y=0; y < _original_data.height(); ++y )
318 {
319 srcData = (unsigned char *)_original_data.scanLine(y);
320 destData = (unsigned char *)dest.scanLine(_original_data.height()-y-1);
321 for ( x=0; x < _original_data.width(); ++x )
322 destData[_original_data.width()-x-1] = srcData[x];
323 }
324 break;
325 case Rotate270:
326 dest.create(_original_data.height(), _original_data.width(), _original_data.depth());
327 dest.setNumColors(_original_data.numColors());
328 srcTable = (unsigned int *)_original_data.colorTable();
329 destTable = (unsigned int *)dest.colorTable();
330 for ( x=0; x < _original_data.numColors(); ++x )
331 destTable[x] = srcTable[x];
332 for ( y=0; y < _original_data.height(); ++y )
333 {
334 srcData = (unsigned char *)_original_data.scanLine(y);
335 for ( x=0; x < _original_data.width(); ++x )
336 {
337 destData = (unsigned char *)dest.scanLine(_original_data.width()-x-1);
338 destData[y] = srcData[x];
339 }
340 }
341 break;
342 default:
343 dest = _original_data;
344 break;
345 }
346
347 }
348 _image_data = dest;
349}
350
351void OImageScrollView::generateImage()
352{
353 Rotation r = Rotate0;
354 if (_original_data.isNull()) return;
355 {
356 QCopEnvelope( "QPE/System", "busy()" );
357 }
358 if (width()>height()&&_original_data.width()<_original_data.height() ||
359 width()<height()&&_original_data.width()>_original_data.height()) {
360 if (AutoRotate()) r = Rotate90;
361 }
362
363 odebug << " r = " << r << oendl;
364 if (AutoScale()) {
365 if (!_image_data.size().isValid()||width()>_image_data.width()||height()>_image_data.height()) {
366 odebug << "Rescaling data" << oendl;
367 if (r==Rotate0) {
368 _image_data = _original_data;
369 } else {
370 rotate_into_data(r);
371 }
372 }
373 rescaleImage(width(),height());
374 resizeContents(_image_data.width(),_image_data.height());
375 } else if (!FirstResizeDone()||r!=m_last_rot||_image_data.width()==0) {
376 if (r==Rotate0) {
377 _image_data = _original_data;
378 } else {
379 rotate_into_data(r);
380 }
381 m_last_rot = r;
382 resizeContents(_image_data.width(),_image_data.height());
383 }
384 _pdata.convertFromImage(_image_data);
385
386
387 /*
388 * update the zoomer
389 */
390 check_zoomer();
391 emit imageSizeChanged( _image_data.size() );
392 rescaleImage( 128, 128 );
393 /*
394 * move scrollbar
395 */
396 if (_zoomer) {
397 _zoomer->setGeometry( viewport()->width()-_image_data.width()/2, viewport()->height()-_image_data.height()/2,
398 _image_data.width()/2, _image_data.height()/2 );
399 _zoomer->setImage( _image_data );
400 }
401 /*
402 * invalidate
403 */
404 _image_data=QImage();
405 {
406 QCopEnvelope env( "QPE/System", "notBusy(QString)" );
407 env << "Image generated";
408 }
409}
410
411void OImageScrollView::resizeEvent(QResizeEvent * e)
412{
413 odebug << "OImageScrollView resizeEvent" << oendl;
414 QScrollView::resizeEvent(e);
415 generateImage();
416 setFirstResizeDone(true);
417 emit viewportSizeChanged( viewport()->size() );
418
419}
420
421void OImageScrollView::keyPressEvent(QKeyEvent * e)
422{
423 if (!e) return;
424 int dx = horizontalScrollBar()->lineStep();
425 int dy = verticalScrollBar()->lineStep();
426 if (e->key()==Qt::Key_Right) {
427 scrollBy(dx,0);
428 e->accept();
429 } else if (e->key()==Qt::Key_Left) {
430 scrollBy(0-dx,0);
431 e->accept();
432 } else if (e->key()==Qt::Key_Up) {
433 scrollBy(0,0-dy);
434 e->accept();
435 } else if (e->key()==Qt::Key_Down) {
436 scrollBy(0,dy);
437 e->accept();
438 } else {
439 e->ignore();
440 }
441 QScrollView::keyPressEvent(e);
442}
443
444void OImageScrollView::drawContents(QPainter * p, int clipx, int clipy, int clipw, int cliph)
445{
446 int w = clipw;
447 int h = cliph;
448 int x = clipx;
449 int y = clipy;
450 bool erase = false;
451
452 if (!_pdata.size().isValid()) {
453 p->fillRect(clipx,clipy,clipw,cliph,white);
454 return;
455 }
456 if (w>_pdata.width()) {
457 w=_pdata.width();
458 x = 0;
459 erase = true;
460 } else if (x+w>_pdata.width()){
461 x = _pdata.width()-w;
462 }
463 if (h>_pdata.height()) {
464 h=_pdata.height();
465 y = 0;
466 erase = true;
467 } else if (y+h>_pdata.height()){
468 y = _pdata.height()-h;
469 }
470 if (erase||_original_data.hasAlphaBuffer()) {
471 p->fillRect(clipx,clipy,clipw,cliph,white);
472 }
473 p->drawPixmap(clipx,clipy,_pdata,x,y,w,h);
474}
475
476/* using the real geometry points and not the translated points is wanted! */
477void OImageScrollView::viewportMouseMoveEvent(QMouseEvent* e)
478{
479 odebug << "Move X and Y " << e->x() << " " << e->y() << oendl;
480 int mx, my;
481 mx = e->x();
482 my = e->y();
483 if (_mouseStartPosX!=-1 && _mouseStartPosY!=-1) {
484 int diffx = _mouseStartPosX-mx;
485 int diffy = _mouseStartPosY-my;
486#if 0
487 QScrollBar*xbar = horizontalScrollBar();
488 QScrollBar*ybar = verticalScrollBar();
489 if (xbar->value()+diffx>xbar->maxValue()) {
490 diffx = xbar->maxValue()-xbar->value();
491 } else if (xbar->value()+diffx<0) {
492 diffx=0-xbar->value();
493 }
494 if (ybar->value()+diffy>ybar->maxValue()) {
495 diffy = ybar->maxValue()-ybar->value();
496 } else if (ybar->value()+diffy<0) {
497 diffy=0-ybar->value();
498 }
499#endif
500 scrollBy(diffx,diffy);
501 }
502 _mouseStartPosX=mx;
503 _mouseStartPosY=my;
504}
505
506void OImageScrollView::contentsMousePressEvent ( QMouseEvent * e)
507{
508 odebug << " X and Y " << e->x() << " " << e->y() << oendl;
509 /* this marks the beginning of a possible mouse move. Due internal reasons of QT
510 the geometry values here may real differ from that set in MoveEvent (I don't know
511 why). For getting them in real context, we use the first move-event to set the start
512 position ;)
513 */
514 _mouseStartPosX = -1;
515 _mouseStartPosY = -1;
516}
517
518void OImageScrollView::setDestructiveClose() {
519 WFlags fl = getWFlags();
520 /* clear it just in case */
521 fl &= ~WDestructiveClose;
522 fl |= WDestructiveClose;
523 setWFlags( fl );
524}
525
526bool OImageScrollView::image_fit_into(const QSize&s )
527{
528 if (s.width()>width()||s.height()>height()) {
529 return false;
530 }
531 return true;
532}
533
534void OImageScrollView::setShowZoomer(bool how)
535{
536 m_states.setBit(SHOW_ZOOMER,how);
537 check_zoomer();
538}
539
540bool OImageScrollView::ShowZoomer()const
541{
542 return m_states.testBit(SHOW_ZOOMER);
543}
544
545void OImageScrollView::check_zoomer()
546{
547 if (!_zoomer) return;
548 if ( (!ShowZoomer()||image_fit_into(_pdata.size()) ) && _zoomer->isVisible()) {
549 _zoomer->hide();
550 } else if ( ShowZoomer() && !image_fit_into(_pdata.size()) && _zoomer->isHidden()){
551 _zoomer->show();
552 }
553}
554
555bool OImageScrollView::FirstResizeDone()const
556{
557 return m_states.testBit(FIRST_RESIZE_DONE);
558}
559
560void OImageScrollView::setFirstResizeDone(bool how)
561{
562 m_states.setBit(FIRST_RESIZE_DONE,how);
563}
564
565bool OImageScrollView::ImageIsJpeg()const
566{
567 return m_states.testBit(IMAGE_IS_JPEG);
568}
569
570void OImageScrollView::setImageIsJpeg(bool how)
571{
572 m_states.setBit(IMAGE_IS_JPEG,how);
573}
574
575bool OImageScrollView::ImageScaledLoaded()const
576{
577 return m_states.testBit(IMAGE_SCALED_LOADED);
578}
579
580void OImageScrollView::setImageScaledLoaded(bool how)
581{
582 m_states.setBit(IMAGE_SCALED_LOADED,how);
583}
584
585} // namespace MM
586} // namespace Opie
diff --git a/noncore/graphics/opie-eye/gui/imagescrollview.h b/noncore/graphics/opie-eye/gui/imagescrollview.h
deleted file mode 100644
index 3d2ea38..0000000
--- a/noncore/graphics/opie-eye/gui/imagescrollview.h
+++ b/dev/null
@@ -1,95 +0,0 @@
1#ifndef _IMAGE_SCROLL_VIEW_H
2#define _IMAGE_SCROLL_VIEW_H
3
4#include <qscrollview.h>
5#include <qimage.h>
6#include <qpixmap.h>
7#include <qstring.h>
8#include <qdialog.h>
9#include <qbitarray.h>
10
11
12class QPainter;
13
14namespace Opie { namespace MM {
15
16 class OImageZoomer;
17
18class OImageScrollView:public QScrollView
19{
20 Q_OBJECT
21public:
22 enum Rotation {
23 Rotate0,
24 Rotate90,
25 Rotate180,
26 Rotate270
27 };
28
29 OImageScrollView( QWidget* parent, const char* name = 0, WFlags fl = 0 );
30 OImageScrollView (const QImage&, QWidget * parent=0, const char * name=0, WFlags f=0,bool always_scale=false,bool rfit=false );
31 OImageScrollView (const QString&, QWidget * parent=0, const char * name=0, WFlags f=0,bool always_scale=false,bool rfit=false );
32 virtual ~OImageScrollView();
33
34
35 virtual void setDestructiveClose();
36
37 virtual void setAutoRotate(bool);
38 virtual void setAutoScale(bool);
39 virtual void setShowZoomer(bool);
40
41 virtual bool AutoRotate()const;
42 virtual bool AutoScale()const;
43 virtual bool ShowZoomer()const;
44
45public slots:
46 virtual void setImage(const QImage&);
47 virtual void setImage( const QString& path );
48
49
50signals:
51 void imageSizeChanged( const QSize& );
52 void viewportSizeChanged( const QSize& );
53
54protected:
55 virtual void drawContents ( QPainter * p, int clipx, int clipy, int clipw, int cliph );
56 void init();
57
58 Opie::MM::OImageZoomer *_zoomer;
59 QImage _image_data;
60 QImage _original_data;
61 QPixmap _pdata;
62
63 int _mouseStartPosX,_mouseStartPosY;
64
65 QBitArray m_states;
66
67 Rotation m_last_rot;
68 QString m_lastName;
69 virtual void rescaleImage(int w, int h);
70
71 virtual void rotate_into_data(Rotation r);
72 virtual void generateImage();
73 virtual void loadJpeg(bool interncall = false);
74 bool image_fit_into(const QSize&s);
75 void check_zoomer();
76
77 /* internal bitset manipulation */
78 virtual bool ImageIsJpeg()const;
79 virtual void setImageIsJpeg(bool how);
80 virtual bool ImageScaledLoaded()const;
81 virtual void setImageScaledLoaded(bool how);
82 virtual bool FirstResizeDone()const;
83 virtual void setFirstResizeDone(bool how);
84
85protected slots:
86 virtual void viewportMouseMoveEvent(QMouseEvent* e);
87 virtual void contentsMousePressEvent ( QMouseEvent * e);
88 virtual void resizeEvent(QResizeEvent * e);
89 virtual void keyPressEvent(QKeyEvent * e);
90};
91
92}
93}
94
95#endif
diff --git a/noncore/graphics/opie-eye/gui/imageview.h b/noncore/graphics/opie-eye/gui/imageview.h
index e4f899a..1790c4f 100644
--- a/noncore/graphics/opie-eye/gui/imageview.h
+++ b/noncore/graphics/opie-eye/gui/imageview.h
@@ -1,8 +1,7 @@
1#ifndef _IMAGE_VIEW_H 1#ifndef _IMAGE_VIEW_H
2#define _IMAGE_VIEW_H 2#define _IMAGE_VIEW_H
3 3
4/* must be changed when it will moved to Opie::MM */ 4#include <opie2/oimagescrollview.h>
5#include "imagescrollview.h"
6 5
7namespace Opie { 6namespace Opie {
8 namespace Core { 7 namespace Core {
diff --git a/noncore/graphics/opie-eye/lib/oimagezoomer.cpp b/noncore/graphics/opie-eye/lib/oimagezoomer.cpp
deleted file mode 100644
index d1eec67..0000000
--- a/noncore/graphics/opie-eye/lib/oimagezoomer.cpp
+++ b/dev/null
@@ -1,233 +0,0 @@
1#include "oimagezoomer.h"
2
3#include <opie2/odebug.h>
4
5#include <qimage.h>
6#include <qpixmap.h>
7#include <qpainter.h>
8#include <qrect.h>
9#include <qpoint.h>
10#include <qsize.h>
11
12namespace Opie {
13namespace MM {
14
15/**
16 * \brief The most simple c'tor
17 * The main c'tor. You still need to set a QPixmap/QIMage,
18 * setImageSize,setViewPortSize,setVisiblePoint
19 *
20 * @param parent The parent widget
21 * @param name A name for this widget
22 * @param fl The widget flags
23 *
24 */
25OImageZoomer::OImageZoomer( QWidget* parent, const char* name, WFlags fl )
26 : QFrame( parent, name, fl ) {
27 init();
28}
29
30
31/**
32 * \brief This c'tor takes a QPixmap additional
33 *
34 * You initially set the QPixmap but you still need to provide
35 * the additional data to make this widget useful
36 *
37 * @param pix A Pixmap it'll be converted to a QImage later!
38 * @param par The parent widget
39 * @param name The name of this widget
40 * @param fl The widget flags
41 */
42OImageZoomer::OImageZoomer( const QPixmap& pix, QWidget* par, const char* name, WFlags fl )
43 : QFrame( par, name, fl ) {
44 init();
45 setImage( pix );
46}
47
48
49/**
50 * \brief This c'tor takes a QImage instead
51 * You just provide a QImage which is saved. It behaves the same as the others.
52 *
53 * @param img A Image which will be used for the zoomer content
54 * @param par The parent of the widget
55 * @param name The name of the widget
56 * @param fl The widgets flags
57 */
58OImageZoomer::OImageZoomer( const QImage& img, QWidget* par, const char* name, WFlags fl)
59 : QFrame( par, name, fl ) {
60 init();
61 setImage( img );
62}
63
64
65/**
66 * \brief overloaded c'tor
67 *
68 * This differs only in the arguments it takes
69 *
70 *
71 * @param pSize The size of the Page you show
72 * @param vSize The size of the viewport. The size of the visible part of the widget
73 * @param par The parent of the widget
74 * @param name The name
75 * @param fl The window flags
76 */
77OImageZoomer::OImageZoomer( const QSize& pSize, const QSize& vSize, QWidget* par,
78 const char* name, WFlags fl )
79 : QFrame( par, name, fl ), m_imgSize( pSize ),m_visSize( vSize ) {
80 init();
81}
82
83/**
84 * d'tor
85 */
86OImageZoomer::~OImageZoomer() {
87
88}
89
90void OImageZoomer::init() {
91 m_mevent = false;
92 setFrameStyle( Panel | Sunken );
93}
94
95
96/**
97 * \brief set the page/image size
98 * Tell us the QSize of the Data you show to the user. We need this
99 * to do the calculations
100 *
101 * @param size The size of the stuff you want to zoom on
102 */
103void OImageZoomer::setImageSize( const QSize& size ) {
104 m_imgSize = size;
105 repaint();
106}
107
108/**
109 * \brief Set the size of the viewport
110 * Tell us the QSize of the viewport. The viewport is the part
111 * of the widget which is exposed on the screen
112 *
113 * @param size Te size of the viewport
114 *
115 * @see QScrollView::viewport()
116 */
117void OImageZoomer::setViewPortSize( const QSize& size ) {
118 m_visSize = size;
119 repaint();
120}
121
122/**
123 * \brief the point in the topleft corner which is currently visible
124 * Set the visible point. This most of the times relate to QScrollView::contentsX()
125 * and QScrollView::contentsY()
126 *
127 * @see setVisiblePoint(int,int)
128 */
129void OImageZoomer::setVisiblePoint( const QPoint& pt ) {
130 m_visPt = pt;
131 repaint();
132}
133
134
135/**
136 * Set the Image. The image will be resized on resizeEvent
137 * and it'll set the QPixmap background
138 *
139 * @param img The image will be stored internally and used as the background
140 */
141void OImageZoomer::setImage( const QImage& img) {
142 m_img = img;
143 resizeEvent( 0 );
144 repaint();
145}
146
147/**
148 * overloaded function it calls the QImage version
149 */
150void OImageZoomer::setImage( const QPixmap& pix) {
151 setImage( pix.convertToImage() );
152}
153
154void OImageZoomer::resizeEvent( QResizeEvent* ev ) {
155 QFrame::resizeEvent( ev );
156 setBackgroundOrigin( QWidget::WidgetOrigin );
157 // TODO Qt3 use PalettePixmap and use size
158 QPixmap pix; pix.convertFromImage( m_img.smoothScale( size().width(), size().height() ) );
159 setBackgroundPixmap( pix);
160}
161
162void OImageZoomer::drawContents( QPainter* p ) {
163 /*
164 * if the page size
165 */
166 if ( m_imgSize.isEmpty() )
167 return;
168
169 /*
170 * paint a red rect which represents the visible size
171 *
172 * We need to recalculate x,y and width and height of the
173 * rect. So image size relates to contentRect
174 *
175 */
176 QRect c( contentsRect() );
177 p->setPen( Qt::red );
178
179 /*
180 * the contentRect is set equal to the size of the image
181 * Rect/Original = NewRectORWidth/OriginalVisibleStuff and then simply we
182 * need to add the c.y/x due usage of QFrame
183 * For x and y we use the visiblePoint
184 * For height and width we use the size of the viewport
185 * if width/height would be bigger than our widget we use this width/height
186 *
187 */
188 int len = m_imgSize.width();
189 int x = (c.width()*m_visPt.x())/len + c.x();
190 int w = (c.width()*m_visSize.width() )/len + c.x();
191 if ( w > c.width() ) w = c.width();
192
193 len = m_imgSize.height();
194 int y = (c.height()*m_visPt.y() )/len + c.y();
195 int h = (c.height()*m_visSize.height() )/len + c.y();
196 if ( h > c.height() ) h = c.height();
197
198 p->drawRect( x, y, w, h );
199}
200
201void OImageZoomer::mousePressEvent( QMouseEvent*ev) {
202 m_mouseX = m_mouseY = -1;
203 m_mevent = true;
204}
205
206void OImageZoomer::mouseReleaseEvent( QMouseEvent*ev) {
207 if (!m_mevent) return;
208 int mx, my;
209 mx = ev->x();
210 my = ev->y();
211 int diffx = (mx) * m_imgSize.width() / width();
212 int diffy = (my) * m_imgSize.height() / height();
213 emit zoomArea(diffx,diffy);
214}
215
216void OImageZoomer::mouseMoveEvent( QMouseEvent* ev ) {
217 int mx, my;
218 mx = ev->x();
219 my = ev->y();
220
221 if ( m_mouseX != -1 && m_mouseY != -1 ) {
222 m_mevent = false;
223 int diffx = ( mx - m_mouseX ) * m_imgSize.width() / width();
224 int diffy = ( my - m_mouseY ) * m_imgSize.height() / height();
225 emit zoomAreaRel( diffx, diffy );
226 }
227 m_mouseX = mx;
228 m_mouseY = my;
229}
230
231
232}
233}
diff --git a/noncore/graphics/opie-eye/lib/oimagezoomer.h b/noncore/graphics/opie-eye/lib/oimagezoomer.h
deleted file mode 100644
index 0b356c9..0000000
--- a/noncore/graphics/opie-eye/lib/oimagezoomer.h
+++ b/dev/null
@@ -1,141 +0,0 @@
1#ifndef OPIE_ODP_IMAGE_ZOOMER_H
2#define OPIE_ODP_IMAGE_ZOOMER_H
3
4#include <qframe.h>
5#include <qimage.h>
6
7class QPixmap;
8class QRect;
9class QPoint;
10
11
12namespace Opie {
13namespace MM {
14
15/**
16 * \brief small class to zoom over a Page
17 *
18 * This class represents your page but smaller.
19 * It can draw a Rect on top of an Image/Pixmap you supply
20 * and you can allow the user easily zooming/moving
21 * over your widget.
22 * All you need to do is to supply a image/pixmap, the visible size
23 * and the original image/pixmap size and the current visible top/left
24 * position.
25 *
26 * This Image works perfectly with QScrollView as you can connect
27 * QScrollView::contentsMoving to setVisiblePoint slot and the zoomAreRel
28 * to the QScrollView::scrollBy slot. Now you would only need to watch
29 * the resize event anf give us the new information about QScrollView::viewport
30 *
31 * You need to position and set the size of this widget! using setFixedSize() is quite
32 * a good idea for this widget
33 *
34 * @see QScrollView
35 * @see QScrollView::viewport()
36 *
37 * @since 1.2
38 *
39 */
40class OImageZoomer : public QFrame {
41 Q_OBJECT
42public:
43 OImageZoomer( QWidget* parent = 0, const char* name = 0, WFlags fl = 0 );
44 OImageZoomer( const QPixmap&,QWidget* parent = 0, const char* name = 0, WFlags fl = 0 );
45 OImageZoomer( const QImage&, QWidget* parent = 0, const char* name= 0, WFlags fl = 0 );
46 OImageZoomer( const QSize&, const QSize&, QWidget* par, const char*, WFlags fl );
47 ~OImageZoomer();
48
49public slots:
50 void setImageSize( const QSize& );
51 void setViewPortSize( const QSize& );
52 void setVisiblePoint( const QPoint& );
53 void setVisiblePoint( int x, int y );
54 void setImage( const QImage& );
55 void setImage( const QPixmap& );
56
57signals:
58 /**
59 * Relative movement in the coordinates of the viewport
60 * This signal can easily be connected to QScrollView::scrollBy.
61 * This signal is emitted from within the mouseMoveEvent of this widget
62 *
63 *
64 * @param x The way to move relative on the X-Axis
65 * @param y The way to move relative on the Y-Axis
66 *
67 * @see setVisiblePoint
68 * @see QScrollView::scrollBy
69 */
70 void zoomAreaRel( int x,int y);
71
72 /**
73 * Here you get absolute coordinates.
74 * This slot will be emitted from within the mouseReleaseEvent of this widget.
75 * if no mouse move where done.
76 * So you may not delete this widget
77 *
78 * @param x The absolute X Coordinate to scroll to.
79 * @param y The absolute Y Coordinate to scroll to.
80 *
81 */
82 void zoomArea( int x,int y);
83
84public:
85 /**
86 * make sure to call these if you reimplement
87 * @internal
88 */
89 void resizeEvent( QResizeEvent* );
90
91protected:
92 /**
93 * make sure to call these if you reimplement
94 * @internal
95 */
96 void drawContents( QPainter* p );
97
98 /**
99 * make sure to call these if you reimplememt
100 * @internal
101 */
102 virtual void mousePressEvent( QMouseEvent* ev );
103 /**
104 * make sure to call these if you reimplement
105 * @internal
106 */
107 virtual void mouseMoveEvent( QMouseEvent* ev );
108 /**
109 * make sure to call these if you reimplement
110 * @internal
111 */
112 virtual void mouseReleaseEvent( QMouseEvent* ev );
113
114private:
115 /**
116 * @internal
117 */
118 void init();
119 QImage m_img;
120 QSize m_imgSize, m_visSize;
121 QPoint m_visPt;
122 int m_mouseX, m_mouseY;
123 bool m_mevent;
124};
125
126/**
127 * This slot is present for convience. You can connect the
128 * QScrollView::contentsMoved to this slot and it calls the QPoint
129 * version for you
130 * This realtes to QScrollView::contentsX() and QScrollView::contentsY()
131 *
132 * @param x The top left x coordinate
133 * @param y The top left y coorisnate
134 */
135inline void OImageZoomer::setVisiblePoint( int x, int y ) {
136 setVisiblePoint( QPoint( x, y ) );
137}
138
139}
140}
141#endif
diff --git a/noncore/graphics/opie-eye/phunk_view.pro b/noncore/graphics/opie-eye/phunk_view.pro
index e9459ad..57e69b6 100644
--- a/noncore/graphics/opie-eye/phunk_view.pro
+++ b/noncore/graphics/opie-eye/phunk_view.pro
@@ -10,9 +10,8 @@ HEADERS = gui/iconview.h gui/filesystem.h gui/mainwindow.h \
10 impl/dir/dir_lister.h impl/dir/dir_ifaceinfo.h \ 10 impl/dir/dir_lister.h impl/dir/dir_ifaceinfo.h \
11 lib/slavemaster.h \ 11 lib/slavemaster.h \
12 iface/slaveiface.h \ 12 iface/slaveiface.h \
13 gui/imageinfoui.h gui/imagescrollview.h \ 13 gui/imageinfoui.h \
14 gui/imageview.h \ 14 gui/imageview.h \
15 lib/oimagezoomer.h \
16 gui/viewmodebutton.h 15 gui/viewmodebutton.h
17 16
18# A list header files 17# A list header files
@@ -23,9 +22,8 @@ SOURCES = gui/iconview.cpp gui/filesystem.cpp gui/mainwindow.cpp \
23 impl/dir/dir_dirview.cpp iface/dirlister.cpp \ 22 impl/dir/dir_dirview.cpp iface/dirlister.cpp \
24 iface/dirview.cpp impl/dir/dir_lister.cpp \ 23 iface/dirview.cpp impl/dir/dir_lister.cpp \
25 impl/dir/dir_ifaceinfo.cpp lib/slavemaster.cpp \ 24 impl/dir/dir_ifaceinfo.cpp lib/slavemaster.cpp \
26 gui/imageinfoui.cpp gui/imagescrollview.cpp \ 25 gui/imageinfoui.cpp \
27 gui/imageview.cpp \ 26 gui/imageview.cpp \
28 lib/oimagezoomer.cpp \
29 gui/viewmodebutton.cpp 27 gui/viewmodebutton.cpp
30# A list of source files 28# A list of source files
31 29
@@ -37,6 +35,6 @@ DEPENDPATH += $(OPIEDIR)/include
37 35
38 36
39 37
40LIBS += -lqpe -lopiecore2 -lopieui2 38LIBS += -lqpe -lopiecore2 -lopieui2 -lopiemm2
41 39
42include ( $(OPIEDIR)/include.pro ) 40include ( $(OPIEDIR)/include.pro )