Differential D19164 Diff 53087 tools/selection/kpAbstractSelectionTool_ResizeScale.cpp

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tools/selection/kpAbstractSelectionTool_ResizeScale.cpp

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52#include "views/kpView.h" 52​#include "views/kpView.h"
53#include "views/manager/kpViewManager.h" 53​#include "views/manager/kpViewManager.h"
54 54​
55 55​
56// private 56​// private
57int kpAbstractSelectionTool::onSelectionResizeHandle () const 57​int kpAbstractSelectionTool::onSelectionResizeHandle () const
58{ 58​{
59 kpView *v = viewManager ()->viewUnderCursor (); 59​ kpView *v = viewManager ()->viewUnderCursor ();
60 if (!v) 60​ if (!v) {
61 return 0; 61​ return 0;
62​ }
62 63​
63 return v->mouseOnSelectionResizeHandle (currentViewPoint ()); 64​ return v->mouseOnSelectionResizeHandle (currentViewPoint ());
64} 65​}
65 66​
66//--------------------------------------------------------------------- 67​//---------------------------------------------------------------------
67 68​
68// private 69​// private
69void kpAbstractSelectionTool::initResizeScale () 70​void kpAbstractSelectionTool::initResizeScale ()
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103 104​
104//--------------------------------------------------------------------- 105​//---------------------------------------------------------------------
105 106​
106// private 107​// private
107void kpAbstractSelectionTool::setCursorResizeScale () 108​void kpAbstractSelectionTool::setCursorResizeScale ()
108{ 109​{
109#if DEBUG_KP_TOOL_SELECTION && 0 110​#if DEBUG_KP_TOOL_SELECTION && 0
110 qCDebug(kpLogTools) << "\tonSelectionResizeHandle=" 111​ qCDebug(kpLogTools) << "\tonSelectionResizeHandle="
111 << onSelectionResizeHandle () << endl; 112​ << onSelectionResizeHandle ();
112#endif 113​#endif
113 Qt::CursorShape shape = Qt::ArrowCursor; 114​ Qt::CursorShape shape = Qt::ArrowCursor;
114 115​
115 switch (onSelectionResizeHandle ()) 116​ switch (onSelectionResizeHandle ())
116 { 117​ {
117 case (kpView::Top | kpView::Left): 118​ case (kpView::Top | kpView::Left):
118 case (kpView::Bottom | kpView::Right): 119​ case (kpView::Bottom | kpView::Right):
119 shape = Qt::SizeFDiagCursor; 120​ shape = Qt::SizeFDiagCursor;
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210 // 211​ //
211 // Determine new width. 212​ // Determine new width.
212 // 213​ //
213 214​
214 // Dragging left or right grip? 215​ // Dragging left or right grip?
215 // If left, positive X drags decrease width. 216​ // If left, positive X drags decrease width.
216 // If right, positive X drags increase width. 217​ // If right, positive X drags increase width.
217 int userXSign = 0; 218​ int userXSign = 0;
218 if (d->resizeScaleType & kpView::Left) 219​ if (d->resizeScaleType & kpView::Left) {
219 userXSign = -1; 220​ userXSign = -1;
220 else if (d->resizeScaleType & kpView::Right) 221​ }
222​ else if (d->resizeScaleType & kpView::Right) {
221 userXSign = +1; 223​ userXSign = +1;
224​ }
222 225​
223 // Calcluate new width. 226​ // Calcluate new width.
224 *newWidth = originalSelection.width () + 227​ *newWidth = originalSelection.width () +
225 userXSign * (currentPoint ().x () - startPoint ().x ()); 228​ userXSign * (currentPoint ().x () - startPoint ().x ());
226 229​
227 // Don't allow new width to be less than that kind of selection type's 230​ // Don't allow new width to be less than that kind of selection type's
228 // minimum. 231​ // minimum.
229 *newWidth = qMax (originalSelection.minimumWidth (), *newWidth); 232​ *newWidth = qMax (originalSelection.minimumWidth (), *newWidth);
230 233​
231 234​
232 // 235​ //
233 // Determine new height. 236​ // Determine new height.
234 // 237​ //
235 238​
236 // Dragging top or bottom grip? 239​ // Dragging top or bottom grip?
237 // If top, positive Y drags decrease height. 240​ // If top, positive Y drags decrease height.
238 // If bottom, positive Y drags increase height. 241​ // If bottom, positive Y drags increase height.
239 int userYSign = 0; 242​ int userYSign = 0;
240 if (d->resizeScaleType & kpView::Top) 243​ if (d->resizeScaleType & kpView::Top) {
241 userYSign = -1; 244​ userYSign = -1;
242 else if (d->resizeScaleType & kpView::Bottom) 245​ }
246​ else if (d->resizeScaleType & kpView::Bottom) {
243 userYSign = +1; 247​ userYSign = +1;
248​ }
244 249​
245 // Calcluate new height. 250​ // Calcluate new height.
246 *newHeight = originalSelection.height () + 251​ *newHeight = originalSelection.height () +
247 userYSign * (currentPoint ().y () - startPoint ().y ()); 252​ userYSign * (currentPoint ().y () - startPoint ().y ());
248 253​
249 // Don't allow new height to be less than that kind of selection type's 254​ // Don't allow new height to be less than that kind of selection type's
250 // minimum. 255​ // minimum.
251 *newHeight = qMax (originalSelection.minimumHeight (), *newHeight); 256​ *newHeight = qMax (originalSelection.minimumHeight (), *newHeight);
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279 { 284​ {
280 *newY -= (*newHeight - originalSelection.height ()); 285​ *newY -= (*newHeight - originalSelection.height ());
281 } 286​ }
282 287​
283#if DEBUG_KP_TOOL_SELECTION && 1 288​#if DEBUG_KP_TOOL_SELECTION && 1
284 qCDebug(kpLogTools) << "\t\tnewX=" << *newX 289​ qCDebug(kpLogTools) << "\t\tnewX=" << *newX
285 << " newY=" << *newY 290​ << " newY=" << *newY
286 << " newWidth=" << *newWidth 291​ << " newWidth=" << *newWidth
287 << " newHeight=" << *newHeight 292​ << " newHeight=" << *newHeight;
288 << endl; ​
289#endif 293​#endif
290} 294​}
291 295​
292//--------------------------------------------------------------------- 296​//---------------------------------------------------------------------
293 297​
294// private 298​// private
295void kpAbstractSelectionTool::drawResizeScale ( 299​void kpAbstractSelectionTool::drawResizeScale (
296 const QPoint &thisPoint, 300​ const QPoint &thisPoint,
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365// private 369​// private
366void kpAbstractSelectionTool::cancelResizeScale () 370​void kpAbstractSelectionTool::cancelResizeScale ()
367{ 371​{
368#if DEBUG_KP_TOOL_SELECTION 372​#if DEBUG_KP_TOOL_SELECTION
369 qCDebug(kpLogTools) << "\twas resize/scale sel - kill"; 373​ qCDebug(kpLogTools) << "\twas resize/scale sel - kill";
370#endif 374​#endif
371 375​
372 // NOP drag? 376​ // NOP drag?
373 if (!d->currentResizeScaleCommand) 377​ if (!d->currentResizeScaleCommand) {
374 return; 378​ return;
379​ }
375 380​
376#if DEBUG_KP_TOOL_SELECTION 381​#if DEBUG_KP_TOOL_SELECTION
377 qCDebug(kpLogTools) << "\t\tundo currentResizeScaleCommand"; 382​ qCDebug(kpLogTools) << "\t\tundo currentResizeScaleCommand";
378#endif 383​#endif
379 d->currentResizeScaleCommand->finalize (); // (unneeded but let's be safe) 384​ d->currentResizeScaleCommand->finalize (); // (unneeded but let's be safe)
380 d->currentResizeScaleCommand->unexecute (); 385​ d->currentResizeScaleCommand->unexecute ();
381 delete d->currentResizeScaleCommand; 386​ delete d->currentResizeScaleCommand;
382 d->currentResizeScaleCommand = nullptr; 387​ d->currentResizeScaleCommand = nullptr;
383} 388​}
384 389​
385//--------------------------------------------------------------------- 390​//---------------------------------------------------------------------
386 391​
387// private 392​// private
388void kpAbstractSelectionTool::endDrawResizeScale () 393​void kpAbstractSelectionTool::endDrawResizeScale ()
389{ 394​{
390 // NOP drag? 395​ // NOP drag?
391 if (!d->currentResizeScaleCommand) 396​ if (!d->currentResizeScaleCommand) {
392 return; 397​ return;
398​ }
393 399​
394 d->currentResizeScaleCommand->finalize (); 400​ d->currentResizeScaleCommand->finalize ();
395 401​
396 addNeedingContentCommand (d->currentResizeScaleCommand); 402​ addNeedingContentCommand (d->currentResizeScaleCommand);
397 d->currentResizeScaleCommand = nullptr; 403​ d->currentResizeScaleCommand = nullptr;
398} 404​}
399 405​
400//--------------------------------------------------------------------- 406​//---------------------------------------------------------------------
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