Differential D19164 Diff 53087 tools/polygonal/kpToolPolygonalBase.cpp

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tools/polygonal/kpToolPolygonalBase.cpp

Show First 20 Lines • Show All 135 Lines • ▼ Show 20 Line(s)129{
136 136​
137 viewManager ()->unsetCursor (); 137​ viewManager ()->unsetCursor ();
138} 138​}
139 139​
140 140​
141void kpToolPolygonalBase::beginDraw () 141​void kpToolPolygonalBase::beginDraw ()
142{ 142​{
143 qCDebug(kpLogTools) << "kpToolPolygonalBase::beginDraw() d->points=" << d->points.toList () 143​ qCDebug(kpLogTools) << "kpToolPolygonalBase::beginDraw() d->points=" << d->points.toList ()
144 << ", startPoint=" << startPoint () << endl; 144​ << ", startPoint=" << startPoint ();
145 145​
146 bool endedShape = false; 146​ bool endedShape = false;
147 147​
148 // We now need to start with dragging out the initial line? 148​ // We now need to start with dragging out the initial line?
149 if (d->points.count () == 0) 149​ if (d->points.count () == 0)
150 { 150​ {
151 d->originatingMouseButton = mouseButton (); 151​ d->originatingMouseButton = mouseButton ();
152 152​
Show All 39 Lines189{
192 QPoint &lineStartPoint = d->points [count - 2]; 192​ QPoint &lineStartPoint = d->points [count - 2];
193 QPoint &lineEndPoint = d->points [count - 1]; 193​ QPoint &lineEndPoint = d->points [count - 1];
194 194​
195 qCDebug(kpLogTools) << "kpToolPolygonalBase::applyModifiers() #pts=" << count 195​ qCDebug(kpLogTools) << "kpToolPolygonalBase::applyModifiers() #pts=" << count
196 << " line: startPt=" << lineStartPoint 196​ << " line: startPt=" << lineStartPoint
197 << " endPt=" << lineEndPoint 197​ << " endPt=" << lineEndPoint
198 << " modifiers: shift=" << shiftPressed () 198​ << " modifiers: shift=" << shiftPressed ()
199 << " alt=" << altPressed () 199​ << " alt=" << altPressed ()
200 << " ctrl=" << controlPressed () 200​ << " ctrl=" << controlPressed ();
201 << endl; ​
202 201​
203 // angles 202​ // angles
204 if (shiftPressed () || controlPressed ()) 203​ if (shiftPressed () || controlPressed ())
205 { 204​ {
206 int diffx = lineEndPoint.x () - lineStartPoint.x (); 205​ int diffx = lineEndPoint.x () - lineStartPoint.x ();
207 int diffy = lineEndPoint.y () - lineStartPoint.y (); 206​ int diffy = lineEndPoint.y () - lineStartPoint.y ();
208 207​
209 double ratio; 208​ double ratio;
210 if (diffx == 0) 209​ if (diffx == 0) {
211 ratio = DBL_MAX; 210​ ratio = DBL_MAX;
212 else 211​ }
212​ else {
213 ratio = fabs (double (diffy) / double (diffx)); 213​ ratio = fabs (double (diffy) / double (diffx));
214 qCDebug(kpLogTools) << "\tdiffx=" << diffx << " diffy=" << diffy 214​ }
215 << " ratio=" << ratio 215​ qCDebug(kpLogTools) << "\tdiffx=" << diffx << " diffy=" << diffy << " ratio=" << ratio;
216 << endl; ​
217 216​
218 // Shift = 0, 45, 90 217​ // Shift = 0, 45, 90
219 // Ctrl = 0, 30, 60, 90 218​ // Ctrl = 0, 30, 60, 90
220 // Shift + Ctrl = 0, 30, 45, 60, 90 219​ // Shift + Ctrl = 0, 30, 45, 60, 90
221 double angles [10]; // "ought to be enough for anybody" 220​ double angles [10]; // "ought to be enough for anybody"
222 int numAngles = 0; 221​ int numAngles = 0;
223 angles [numAngles++] = 0; 222​ angles [numAngles++] = 0;
224 if (controlPressed ()) 223​ if (controlPressed ()) {
225 angles [numAngles++] = M_PI / 6; 224​ angles [numAngles++] = M_PI / 6;
226 if (shiftPressed ()) 225​ }
226​ if (shiftPressed ()) {
227 angles [numAngles++] = M_PI / 4; 227​ angles [numAngles++] = M_PI / 4;
228 if (controlPressed ()) 228​ }
229​ if (controlPressed ()) {
229 angles [numAngles++] = M_PI / 3; 230​ angles [numAngles++] = M_PI / 3;
231​ }
230 angles [numAngles++] = M_PI / 2; 232​ angles [numAngles++] = M_PI / 2;
231 Q_ASSERT (numAngles <= int (sizeof (angles) / sizeof (angles [0]))); 233​ Q_ASSERT (numAngles <= int (sizeof (angles) / sizeof (angles [0])));
232 234​
233 double angle = angles [numAngles - 1]; 235​ double angle = angles [numAngles - 1];
234 for (int i = 0; i < numAngles - 1; i++) 236​ for (int i = 0; i < numAngles - 1; i++)
235 { 237​ {
236 double acceptingRatio = std::tan ((angles [i] + angles [i + 1]) / 2.0); 238​ double acceptingRatio = std::tan ((angles [i] + angles [i + 1]) / 2.0);
237 if (ratio < acceptingRatio) 239​ if (ratio < acceptingRatio)
Show All 29 Lines262 {
267 const int newdy = qRound (dist * sin (angle) * sgn (diffy)); 269​ const int newdy = qRound (dist * sin (angle) * sgn (diffy));
268 #undef sgn 270​ #undef sgn
269 271​
270 lineEndPoint = QPoint (lineStartPoint.x () + newdx, 272​ lineEndPoint = QPoint (lineStartPoint.x () + newdx,
271 lineStartPoint.y () + newdy); 273​ lineStartPoint.y () + newdy);
272 274​
273 qCDebug(kpLogTools) << "\t\tdiagonal line: dist=" << dist 275​ qCDebug(kpLogTools) << "\t\tdiagonal line: dist=" << dist
274 << " angle=" << (angle * 180 / M_PI) 276​ << " angle=" << (angle * 180 / M_PI)
275 << " endPoint=" << lineEndPoint 277​ << " endPoint=" << lineEndPoint;
276 << endl; ​
277 } 278​ }
278 } // if (shiftPressed () || controlPressed ()) { 279​ } // if (shiftPressed () || controlPressed ()) {
279 280​
280 // centring 281​ // centring
281 if (altPressed () && 0/*ALT is unreliable*/) 282​ if (altPressed () && 0/*ALT is unreliable*/)
282 { 283​ {
283 // start = start - diff 284​ // start = start - diff
284 // = start - (end - start) 285​ // = start - (end - start)
285 // = start - end + start 286​ // = start - end + start
286 // = 2 * start - end 287​ // = 2 * start - end
287 if (count == 2) 288​ if (count == 2) {
288 lineStartPoint += (lineStartPoint - lineEndPoint); 289​ lineStartPoint += (lineStartPoint - lineEndPoint);
289 else 290​ }
291​ else {
290 lineEndPoint += (lineEndPoint - lineStartPoint); 292​ lineEndPoint += (lineEndPoint - lineStartPoint);
293​ }
291 } // if (altPressed ()) { 294​ } // if (altPressed ()) {
292} 295​}
293 296​
294 297​
295// protected 298​// protected
296QPolygon *kpToolPolygonalBase::points () const 299​QPolygon *kpToolPolygonalBase::points () const
297{ 300​{
298 return &d->points; 301​ return &d->points;
Show All 10 Lines
309 312​
310// virtual 313​// virtual
311void kpToolPolygonalBase::draw (const QPoint &, const QPoint &, const QRect &) 314​void kpToolPolygonalBase::draw (const QPoint &, const QPoint &, const QRect &)
312{ 315​{
313 // A click of the other mouse button (to finish shape, instead of adding 316​ // A click of the other mouse button (to finish shape, instead of adding
314 // another control point) would have caused endShape() to have been 317​ // another control point) would have caused endShape() to have been
315 // called in kpToolPolygonalBase::beginDraw(). The points list would now 318​ // called in kpToolPolygonalBase::beginDraw(). The points list would now
316 // be empty. We are being called by kpTool::mouseReleaseEvent(). 319​ // be empty. We are being called by kpTool::mouseReleaseEvent().
317 if (d->points.count () == 0) 320​ if (d->points.count () == 0) {
318 return; 321​ return;
322​ }
319 323​
320 qCDebug(kpLogTools) << "kpToolPolygonalBase::draw() d->points=" << d->points.toList () 324​ qCDebug(kpLogTools) << "kpToolPolygonalBase::draw() d->points=" << d->points.toList ()
321 << ", endPoint=" << currentPoint () << endl; 325​ << ", endPoint=" << currentPoint ();
322 326​
323 // Update points() so that last point reflects current mouse position. 327​ // Update points() so that last point reflects current mouse position.
324 const int count = d->points.count (); 328​ const int count = d->points.count ();
325 d->points [count - 1] = currentPoint (); 329​ d->points [count - 1] = currentPoint ();
326 330​
327 qCDebug(kpLogTools) << "\tafterwards, d->points=" << d->points.toList (); 331​ qCDebug(kpLogTools) << "\tafterwards, d->points=" << d->points.toList ();
328 332​
329 // Are we drawing a line? 333​ // Are we drawing a line?
Show All 34 Lines
364{ 368​{
365 return kpColor::Invalid; 369​ return kpColor::Invalid;
366} 370​}
367 371​
368// TODO: code dup with kpToolRectangle 372​// TODO: code dup with kpToolRectangle
369// protected slot 373​// protected slot
370void kpToolPolygonalBase::updateShape () 374​void kpToolPolygonalBase::updateShape ()
371{ 375​{
372 if (d->points.count () == 0) 376​ if (d->points.count () == 0) {
373 return; 377​ return;
378​ }
374 379​
375 const QRect boundingRect = kpTool::neededRect ( 380​ const QRect boundingRect = kpTool::neededRect (
376 d->points.boundingRect (), 381​ d->points.boundingRect (),
377 d->toolWidgetLineWidth->lineWidth ()); 382​ d->toolWidgetLineWidth->lineWidth ());
378 383​
379 qCDebug(kpLogTools) << "kpToolPolygonalBase::updateShape() boundingRect=" 384​ qCDebug(kpLogTools) << "kpToolPolygonalBase::updateShape() boundingRect="
380 << boundingRect 385​ << boundingRect
381 << " lineWidth=" 386​ << " lineWidth="
Show All 28 Lines414{
410 viewManager ()->invalidateTempImage (); 415​ viewManager ()->invalidateTempImage ();
411 d->points.resize (0); 416​ d->points.resize (0);
412 417​
413 setUserMessage (i18n ("Let go of all the mouse buttons.")); 418​ setUserMessage (i18n ("Let go of all the mouse buttons."));
414} 419​}
415 420​
416void kpToolPolygonalBase::releasedAllButtons () 421​void kpToolPolygonalBase::releasedAllButtons ()
417{ 422​{
418 if (!hasBegunShape ()) 423​ if (!hasBegunShape ()) {
419 setUserMessage (/*virtual*/haventBegunShapeUserMessage ()); 424​ setUserMessage (/*virtual*/haventBegunShapeUserMessage ());
425​ }
420 426​
421 // --- else case already handled by endDraw() --- 427​ // --- else case already handled by endDraw() ---
422} 428​}
423 429​
424// public virtual [base kpTool] 430​// public virtual [base kpTool]
425void kpToolPolygonalBase::endShape (const QPoint &, const QRect &) 431​void kpToolPolygonalBase::endShape (const QPoint &, const QRect &)
426{ 432​{
427 qCDebug(kpLogTools) << "kpToolPolygonalBase::endShape() d->points=" 433​ qCDebug(kpLogTools) << "kpToolPolygonalBase::endShape() d->points="
428 << d->points.toList (); 434​ << d->points.toList ();
429 435​
430 if (!hasBegunShape ()) 436​ if (!hasBegunShape ()) {
431 return; 437​ return;
438​ }
432 439​
433 viewManager ()->invalidateTempImage (); 440​ viewManager ()->invalidateTempImage ();
434 441​
435 QRect boundingRect = kpTool::neededRect ( 442​ QRect boundingRect = kpTool::neededRect (
436 d->points.boundingRect (), 443​ d->points.boundingRect (),
437 d->toolWidgetLineWidth->lineWidth ()); 444​ d->toolWidgetLineWidth->lineWidth ());
438 445​
439 commandHistory ()->addCommand ( 446​ commandHistory ()->addCommand (
Show All 33 Lines