KReport

KReportDesignerItemRectBase.cpp
1/* This file is part of the KDE project
2 * Copyright (C) 2001-2007 by OpenMFG, LLC (info@openmfg.com)
3 * Copyright (C) 2007-2008 by Adam Pigg (adam@piggz.co.uk)
4 *
5 * This library is free software; you can redistribute it and/or
6 * modify it under the terms of the GNU Lesser General Public
7 * License as published by the Free Software Foundation; either
8 * version 2.1 of the License, or (at your option) any later version.
9 *
10 * This library is distributed in the hope that it will be useful,
11 * but WITHOUT ANY WARRANTY; without even the implied warranty of
12 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
13 * Lesser General Public License for more details.
14 *
15 * You should have received a copy of the GNU Lesser General Public
16 * License along with this library. If not, see <http://www.gnu.org/licenses/>.
17 */
18
19#include "KReportDesignerItemRectBase.h"
20#include "KReportDesignerSectionView.h"
21#include "KReportDesigner.h"
22#include "KReportDesignerSectionScene.h"
23#include "KReportUtils_p.h"
24
25#include <KPropertySet>
26#include <QGraphicsSceneMouseEvent>
27#include <QApplication>
28
29class Q_DECL_HIDDEN KReportDesignerItemRectBase::Private
30{
31public:
32 Private();
33 ~Private();
34
35 int grabAction = 0;
36 int dpiX = KReportPrivate::dpiX();
37 int dpiY = KReportPrivate::dpiY();
38 bool insideSetSceneRect = false;
39};
40
41KReportDesignerItemRectBase::Private::Private()
42{
43}
44
45KReportDesignerItemRectBase::Private::~Private()
46{
47}
48
49KReportDesignerItemRectBase::KReportDesignerItemRectBase(KReportDesigner *r, KReportItemBase *b)
51{
52 setAcceptHoverEvents(true);
53 setFlags(ItemIsSelectable | ItemIsMovable | ItemSendsGeometryChanges);
54}
55
56KReportDesignerItemRectBase::~KReportDesignerItemRectBase()
57{
58 delete d;
59}
60
61QRectF KReportDesignerItemRectBase::sceneRect()
62{
63 return QRectF(KReportItemBase::scenePosition(item()->position()), KReportItemBase::sceneSize(item()->size()));
64}
65
66QRectF KReportDesignerItemRectBase::pointRect() const
67{
68 return QRectF(item()->position(), item()->size());
69}
70
71void KReportDesignerItemRectBase::setSceneRect(const QPointF& topLeft, const QSizeF& size, SceneRectFlag update)
72{
73 setSceneRect(QRectF(topLeft, size), update);
74}
75
76void KReportDesignerItemRectBase::setSceneRect(const QRectF& rect, SceneRectFlag update)
77{
78 if (d->insideSetSceneRect) {
79 return;
80 }
81 d->insideSetSceneRect = true;
83 setRect(0, 0, rect.width(), rect.height());
84 if (update == SceneRectFlag::UpdateProperty) {
87 }
88 this->update();
89 d->insideSetSceneRect = false;
90}
91
92void KReportDesignerItemRectBase::mousePressEvent(QGraphicsSceneMouseEvent * event)
93{
94 //Update and show properties
95 if (item()->dataSourceProperty()) {
96 item()->dataSourceProperty()->setListData(designer()->fieldKeys(), designer()->fieldNames());
97 }
98 item()->setPosition(KReportItemBase::positionFromScene(QPointF(sceneRect().x(), sceneRect().y())));
99 designer()->changeSet(item()->propertySet());
100 setSelected(true);
101 scene()->update();
102
104}
105
106void KReportDesignerItemRectBase::mouseReleaseEvent(QGraphicsSceneMouseEvent * event)
107{
108 //Keep the size and position in sync
110 item()->setSize(KReportItemBase::sizeFromScene(QSizeF(rect().width(), rect().height())));
111
113}
114
116{
117 //kreportDebug() << m_grabAction;
118
119 qreal w, h;
120
121 KReportDesignerSectionScene *section = qobject_cast<KReportDesignerSectionScene*>(scene());
122 if (!section) {
123 return;
124 }
125
126 QPointF p = section->gridPoint(event->scenePos());
127 w = p.x() - scenePos().x();
128 h = p.y() - scenePos().y();
129
130 //! @todo use an enum for the directions
131
132 switch (d->grabAction) {
133 case 1:
134 if (sceneRect().y() - p.y() + rect().height() > 0 && sceneRect().x() - p.x() + rect().width() >= 0)
135 setSceneRect(QPointF(p.x(), p.y()), QSizeF(sceneRect().x() - p.x() + rect().width(), sceneRect().y() - p.y() + rect().height()));
136 break;
137 case 2:
138 if (sceneRect().y() - p.y() + rect().height() >= 0)
139 setSceneRect(QPointF(sceneRect().x(), p.y()), QSizeF(rect().width(), sceneRect().y() - p.y() + rect().height()));
140 break;
141 case 3:
142 if (sceneRect().y() - p.y() + rect().height() >= 0 && w >= 0)
143 setSceneRect(QPointF(sceneRect().x(), p.y()), QSizeF(w, sceneRect().y() - p.y() + rect().height()));
144 break;
145 case 4:
146 if (w >= 0)
147 setSceneRect(QPointF(sceneRect().x(), sceneRect().y()), QSizeF(w, (rect().height())));
148 break;
149 case 5:
150 if (h >= 0 && w >= 0)
151 setSceneRect(QPointF(sceneRect().x(), sceneRect().y()), QSizeF(w, h));
152 break;
153 case 6:
154 if (h >= 0)
155 setSceneRect(QPointF(sceneRect().x(), sceneRect().y()), QSizeF((rect().width()), h));
156 break;
157 case 7:
158 if (sceneRect().x() - p.x() + rect().width() >= 0 && h >= 0)
159 setSceneRect(QPointF(p.x(), sceneRect().y()), QSizeF(sceneRect().x() - p.x() + rect().width(), h));
160 break;
161 case 8:
162 if (sceneRect().x() - p.x() + rect().width() >= 0)
163 setSceneRect(QPointF(p.x(), sceneRect().y()), QSizeF(sceneRect().x() - p.x() + rect().width(), rect().height()));
164 break;
165 default:
167 }
168}
169
170void KReportDesignerItemRectBase::hoverMoveEvent(QGraphicsSceneHoverEvent * event)
171{
172 //m_grabAction = 0;
173
174 if (isSelected()) {
175 d->grabAction = grabHandle(event->pos());
176 switch (d->grabAction) {
177 case 1:
179 break;
180 case 2:
182 break;
183 case 3:
185 break;
186 case 4:
188 break;
189 case 5:
191 break;
192 case 6:
194 break;
195 case 7:
197 break;
198 case 8:
200 break;
201 default:
202 unsetCursor();
203 }
204 }
205 //kreportDebug() << m_grabAction;
206}
207
208void KReportDesignerItemRectBase::drawHandles(QPainter *painter)
209{
210 if (isSelected()) {
211 // draw a selected border for visual purposes
212 painter->setPen(QPen(QColor(128, 128, 255), 0, Qt::DotLine));
213
214 painter->drawRect(rect());
215
216 const QRectF r = rect();
217 double halfW = (r.width() / 2);
218 double halfH = (r.height() / 2);
219 QPointF center = r.center();
220
221 center += QPointF(0.75,0.75);
222
223 painter->fillRect(center.x() - halfW, center.y() - halfH , 5, 5, QColor(128, 128, 255));
224 painter->fillRect(center.x() - 2, center.y() - halfH , 5, 5, QColor(128, 128, 255));
225 painter->fillRect(center.x() + halfW - 4, center.y() - halfH, 5, 5, QColor(128, 128, 255));
226
227 painter->fillRect(center.x() + (halfW - 4), center.y() - 2, 5, 5, QColor(128, 128, 255));
228
229 painter->fillRect(center.x() + halfW - 4 , center.y() + halfH - 4 , 5, 5, QColor(128, 128, 255));
230 painter->fillRect(center.x() - 2, center.y() + halfH - 4, 5, 5, QColor(128, 128, 255));
231 painter->fillRect(center.x() - halfW, center.y() + halfH - 4 , 5, 5, QColor(128, 128, 255));
232
233 painter->fillRect(center.x() - halfW, center.y() - 2, 5, 5, QColor(128, 128, 255));
234
235 }
236}
237
238/**
239 @return 1 2 3
240 8 0 4
241 7 6 5
242*/
243int KReportDesignerItemRectBase::grabHandle(const QPointF &pos)
244{
245 QRectF r = boundingRect();
246 int halfW = (int)(r.width() / 2);
247 int halfH = (int)(r.height() / 2);
248 QPointF center = r.center();
249
250 if (QRectF(center.x() - (halfW), center.y() - (halfH), 5, 5).contains(pos)) {
251 // we are over the top-left handle
252 return 1;
253 } else if (QRectF(center.x() - 2, center.y() - (halfH), 5, 5).contains(pos)) {
254 // top-middle handle
255 return 2;
256 } else if (QRectF(center.x() + (halfW - 4), center.y() - (halfH), 5, 5).contains(pos)) {
257 // top-right
258 return 3;
259 } else if (QRectF(center.x() + (halfW - 4), center.y() - 2, 5, 5).contains(pos)) {
260 // middle-right
261 return 4;
262 } else if (QRectF(center.x() + (halfW - 4), center.y() + (halfH - 4), 5, 5).contains(pos)) {
263 // bottom-left
264 return 5;
265 } else if (QRectF(center.x() - 2, center.y() + (halfH - 4), 5, 5).contains(pos)) {
266 // bottom-middle
267 return 6;
268 } else if (QRectF(center.x() - (halfW), center.y() + (halfH - 4), 5, 5).contains(pos)) {
269 // bottom-right
270 return 7;
271 } else if (QRectF(center.x() - (halfW), center.y() - 2, 5, 5).contains(pos)) {
272 // middle-right
273 return 8;
274 }
275 return 0;
276}
277
278QVariant KReportDesignerItemRectBase::itemChange(GraphicsItemChange change, const QVariant &value)
279{
280 KReportDesignerSectionScene *section = qobject_cast<KReportDesignerSectionScene*>(scene());
281 if (section) {
282
283 if (change == ItemPositionChange) {
284 QPointF newPos = value.toPointF();
285
286 newPos = section->gridPoint(newPos);
287 if (newPos.x() < 0)
288 newPos.setX(0);
289 else if (newPos.x() > (scene()->width() - rect().width()))
290 newPos.setX(scene()->width() - rect().width());
291
292 if (newPos.y() < 0)
293 newPos.setY(0);
294 else if (newPos.y() > (scene()->height() - rect().height()))
295 newPos.setY(scene()->height() - rect().height());
296
297 return newPos;
298 } else if (change == ItemPositionHasChanged) {
299 setSceneRect(value.toPointF(),
300 KReportItemBase::sceneSize(item()->size()), SceneRectFlag::UpdateProperty);
301 } else if (change == ItemSceneHasChanged && item()) {
302 QPointF newPos = pos();
303
304 newPos = section->gridPoint(newPos);
305 if (newPos.x() < 0)
306 newPos.setX(0);
307 else if (newPos.x() > (scene()->width() - rect().width()))
308 newPos.setX(scene()->width() - rect().width());
309
310 if (newPos.y() < 0)
311 newPos.setY(0);
312 else if (newPos.y() > (scene()->height() - rect().height()))
313 newPos.setY(scene()->height() - rect().height());
314
315 setSceneRect(newPos, KReportItemBase::sceneSize(item()->size()),
316 KReportDesignerItemRectBase::SceneRectFlag::DontUpdateProperty);
317 }
318 }
319 return QGraphicsItem::itemChange(change, value);
320}
321
322void KReportDesignerItemRectBase::propertyChanged(const KPropertySet &s, const KProperty &p)
323{
324 Q_UNUSED(s)
325 Q_UNUSED(p)
326#if 0
327 if (p.name() == "position") {
328 item()->setPosition(item()->unit().convertToPoint(p.value().toPointF())); //TODO dont update property
329 } else if (p.name() == "size") {
330 item()->setSize(item()->unit().convertToPoint(p.value().toSizeF())); //TODO dont update property
331 }
332#endif
333 setSceneRect(KReportItemBase::scenePosition(item()->position()),
334 KReportItemBase::sceneSize(item()->size()), SceneRectFlag::DontUpdateProperty);
335}
336
338{
339//! @todo
340}
341
342QPointF KReportDesignerItemRectBase::properPressPoint(const KReportDesigner &d) const
343{
344 const QPointF pressPoint = d.getPressPoint();
345 const QPointF releasePoint = d.getReleasePoint();
346 if (releasePoint.x() < pressPoint.x() && releasePoint.y() < pressPoint.y()) {
347 return releasePoint;
348 }
349 if (releasePoint.x() < pressPoint.x() && releasePoint.y() > pressPoint.y()) {
350 return QPointF(releasePoint.x(), pressPoint.y());
351 }
352 if (releasePoint.x() > pressPoint.x() && releasePoint.y() < pressPoint.y()) {
353 return QPointF(pressPoint.x(), releasePoint.y());
354 }
355 return QPointF(pressPoint);
356}
357
358QRectF KReportDesignerItemRectBase::properRect(const KReportDesigner &d, qreal minWidth, qreal minHeight) const
359{
360 QPointF tempPressPoint = properPressPoint(d);
361 qreal currentPressX = tempPressPoint.x();
362 qreal currentPressY = tempPressPoint.y();
363 const qreal width = qMax(d.countSelectionWidth(), minWidth);
364 const qreal height = qMax(d.countSelectionHeight(), minHeight);
365
366 qreal tempReleasePointX = tempPressPoint.x() + width;
367 qreal tempReleasePointY = tempPressPoint.y() + height;
368
369 if (tempReleasePointX > scene()->width()) {
370 int offsetWidth = tempReleasePointX - scene()->width();
371 currentPressX = tempPressPoint.x() - offsetWidth;
372 }
373 if (tempReleasePointY > scene()->height()) {
374 int offsetHeight = tempReleasePointY - scene()->height();
375 currentPressY = tempPressPoint.y() - offsetHeight;
376 }
377 return (QRectF(QPointF(currentPressX, currentPressY), QSizeF(width, height)));
378}
379
380void KReportDesignerItemRectBase::enterInlineEditingMode()
381{
382}
383
384void KReportDesignerItemRectBase::exitInlineEditingMode()
385{
386}
387
388void KReportDesignerItemBase::updateRenderText(const QString &itemDataSource, const QString &itemStaticValue, const QString &itemType)
389{
390 if (itemDataSource.isEmpty()) {
391 if (itemType.isEmpty()) {
392 setRenderText(itemStaticValue);
393 } else {
394 setRenderText(dataSourceAndObjectTypeName(itemStaticValue, itemType));
395 }
396 } else {
397 if (itemType.isEmpty()) {
398 setRenderText(itemDataSource);
399 } else {
400 setRenderText(dataSourceAndObjectTypeName(itemDataSource, itemType));
401 }
402 }
403}
404
405int KReportDesignerItemRectBase::dpiX() const
406{
407 return d->dpiX;
408}
409
410int KReportDesignerItemRectBase::dpiY() const
411{
412 return d->dpiY;
413}
QVariant value() const
QByteArray name() const
void setListData(const QStringList &keys, const QStringList &names)
Base class for report items used within the designer GUI.
void updateRenderText(const QString &itemDataSource, const QString &itemStaticValue, const QString &itemType)
Updates the text that is shown for the item in the report designer If itemDataSource is set then it i...
Base class for rectangular report items used within the designer GUI.
void mouseMoveEvent(QGraphicsSceneMouseEvent *event) override
void move(const QPointF &) override
The ReportDesigner is the main widget for designing a report.
QPointF getReleasePoint() const
void changeSet(KPropertySet *set)
Sets the property set for the currently selected item.
qreal countSelectionHeight() const
QPointF getPressPoint() const
qreal countSelectionWidth() const
Base class for items that are drawn syncronously.
static QPointF scenePosition(const QPointF &ptPos)
Helper function mapping to screen units (pixels), ptPos is in points.
void setSize(const QSizeF &ptSize)
Sets size for the element.
static QSizeF sceneSize(const QSizeF &ptSize)
Helper function mapping to screen units (pixels), ptSize is in points.
void setPosition(const QPointF &ptPos)
Sets position for the element.
static QPointF positionFromScene(const QPointF &pos)
Helper function mapping from screen units to points, pos is in pixels.
static QSizeF sizeFromScene(const QSizeF &size)
Helper function mapping from screen units to points, size is in pixels.
KCRASH_EXPORT void setFlags(KCrash::CrashFlags flags)
bool isSelected() const const
virtual QVariant itemChange(GraphicsItemChange change, const QVariant &value)
virtual void mouseMoveEvent(QGraphicsSceneMouseEvent *event)
virtual void mousePressEvent(QGraphicsSceneMouseEvent *event)
virtual void mouseReleaseEvent(QGraphicsSceneMouseEvent *event)
QPointF pos() const const
QGraphicsScene * scene() const const
QPointF scenePos() const const
void setCursor(const QCursor &cursor)
void setPos(const QPointF &pos)
void setSelected(bool selected)
void unsetCursor()
void update(const QRectF &rect)
qreal x() const const
qreal y() const const
virtual QRectF boundingRect() const const override
virtual bool contains(const QPointF &point) const const override
QRectF rect() const const
void setRect(const QRectF &rectangle)
qreal height() const const
void update(const QRectF &rect)
qreal width() const const
void drawRect(const QRect &rectangle)
void fillRect(const QRect &rectangle, QGradient::Preset preset)
void setPen(Qt::PenStyle style)
void setX(qreal x)
void setY(qreal y)
qreal x() const const
qreal y() const const
QPointF center() const const
bool contains(const QPointF &point) const const
qreal height() const const
qreal width() const const
qreal x() const const
qreal y() const const
bool isEmpty() const const
SizeFDiagCursor
QTextStream & center(QTextStream &stream)
QPointF toPointF() const const
QSizeF toSizeF() const const
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