1 /*
2 * This file is part of the KDE project
3 *
4 * Copyright (C) 2013 Shantanu Tushar <shantanu@kde.org>
5 * Copyright (C) 2013 Sujith Haridasan <sujith.h@gmail.com>
6 * Copyright (C) 2013 Arjen Hiemstra <ahiemstra@heimr.nl>
7 *
8 * This library is free software; you can redistribute it and/or
9 * modify it under the terms of the GNU Library General Public
10 * License as published by the Free Software Foundation; either
11 * version 2 of the License, or (at your option) any later version.
12 *
13 * This library is distributed in the hope that it will be useful,
14 * but WITHOUT ANY WARRANTY; without even the implied warranty of
15 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
16 * Library General Public License for more details.
17 *
18 * You should have received a copy of the GNU Library General Public License
19 * along with this library; see the file COPYING.LIB. If not, write to
20 * the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
21 * Boston, MA 02110-1301, USA.
22 *
23 */
24
25 #include "PresentationKoPAView.h"
26
27 #include <KoZoomController.h>
28 #include <KoPADocument.h>
29 #include <KoPACanvasBase.h>
30 #include <KoPAPageBase.h>
31 #include <KoPAViewModeNormal.h>
32 #include <stage/part/KPrDocument.h>
33 #include <KoShapeManager.h>
34 #include <KoShapeLayer.h>
35 #include <KoSelection.h>
36 #include <KoPAPage.h>
37 #include <KoPAMasterPage.h>
38 #include <QGraphicsItem>
39 #include <KoCanvasController.h>
40 #include <KoPACanvasItem.h>
41 #include <KoZoomHandler.h>
42 #include <KoPart.h>
43
44 using namespace Calligra::Components;
45
46 class PresentationKoPAView::Private
47 {
48 public:
Private()49 Private() : canvasController{nullptr},
50 zoomController{nullptr},
51 paCanvas{nullptr},
52 prDocument{nullptr},
53 page{nullptr}
54 { }
55
56 KoCanvasController* canvasController;
57 KoZoomController* zoomController;
58 KoPACanvasBase* paCanvas;
59 KPrDocument* prDocument;
60 KoPAPageBase* page;
61 };
62
63 //TODO: Cleanup code that is not called
PresentationKoPAView(KoCanvasController * canvasController,KoPACanvasBase * canvas,KPrDocument * prDocument)64 PresentationKoPAView::PresentationKoPAView (KoCanvasController* canvasController, KoPACanvasBase* canvas, KPrDocument* prDocument)
65 : d{new Private}
66 {
67 d->canvasController = canvasController;
68 d->paCanvas = canvas;
69 d->prDocument = prDocument;
70
71 KoPAViewModeNormal* mode = new KoPAViewModeNormal(this, d->paCanvas);
72 setViewMode(mode);
73 }
74
~PresentationKoPAView()75 PresentationKoPAView::~PresentationKoPAView()
76 {
77
78 }
79
setShowRulers(bool show)80 void PresentationKoPAView::setShowRulers (bool show)
81 {
82 Q_UNUSED(show);
83 }
84
editPaste()85 void PresentationKoPAView::editPaste()
86 {
87
88 }
89
pagePaste()90 void PresentationKoPAView::pagePaste()
91 {
92
93 }
94
insertPage()95 void PresentationKoPAView::insertPage()
96 {
97
98 }
99
updatePageNavigationActions()100 void PresentationKoPAView::updatePageNavigationActions()
101 {
102
103 }
104
setActionEnabled(int actions,bool enable)105 void PresentationKoPAView::setActionEnabled (int actions, bool enable)
106 {
107 Q_UNUSED(actions);
108 Q_UNUSED(enable);
109
110 }
111
navigatePage(KoPageApp::PageNavigation pageNavigation)112 void PresentationKoPAView::navigatePage (KoPageApp::PageNavigation pageNavigation)
113 {
114 Q_UNUSED(pageNavigation);
115 }
116
activePage() const117 KoPAPageBase* PresentationKoPAView::activePage() const
118 {
119 return d->page;
120 }
121
setActivePage(KoPAPageBase * page)122 void PresentationKoPAView::setActivePage (KoPAPageBase* page)
123 {
124 auto shapeManager = d->paCanvas->shapeManager();
125 auto masterShapeManager = d->paCanvas->masterShapeManager();
126 shapeManager->removeAdditional(d->page);
127 d->page = page;
128 shapeManager->addAdditional (page);
129
130 auto shapes = page->shapes();
131 shapeManager->setShapes (shapes, KoShapeManager::AddWithoutRepaint);
132 //Make the top most layer active
133 if (!shapes.isEmpty()) {
134 KoShapeLayer* layer = dynamic_cast<KoShapeLayer*> (shapes.last());
135 shapeManager->selection()->setActiveLayer (layer);
136 }
137
138 // if the page is not a master page itself set shapes of the master page
139 auto paPage = dynamic_cast<KoPAPage*> (page);
140 if (paPage) {
141 auto masterPage = paPage->masterPage();
142 auto masterShapes = masterPage->shapes();
143 masterShapeManager->setShapes (masterShapes, KoShapeManager::AddWithoutRepaint);
144 //Make the top most layer active
145 if (!masterShapes.isEmpty()) {
146 auto layer = dynamic_cast<KoShapeLayer*> (masterShapes.last());
147 masterShapeManager->selection()->setActiveLayer (layer);
148 }
149 } else {
150 // if the page is a master page no shapes are in the masterShapeManager
151 masterShapeManager->setShapes (QList<KoShape*>());
152 }
153
154 // Set the current page number in the canvas resource provider
155 d->paCanvas->resourceManager()->setResource (KoCanvasResourceManager::CurrentPage, d->prDocument->pageIndex (page) + 1);
156 }
157
doUpdateActivePage(KoPAPageBase * page)158 void PresentationKoPAView::doUpdateActivePage (KoPAPageBase* page)
159 {
160 setActivePage (page);
161
162 d->paCanvas->updateSize();
163 auto layout = page->pageLayout();
164
165 QSizeF pageSize{layout.width, layout.height};
166 d->paCanvas->setDocumentOrigin (QPointF (0, 0));
167 d->paCanvas->resourceManager()->setResource (KoCanvasResourceManager::PageSize, pageSize);
168 zoomController()->setPageSize(pageSize);
169 zoomController()->setDocumentSize(pageSize);
170
171 d->paCanvas->updateSize();
172 auto item = dynamic_cast<QGraphicsItem*> (d->paCanvas);
173 item->update();
174
175 proxyObject->emitActivePageChanged();
176 }
177
zoomController() const178 KoZoomController* PresentationKoPAView::zoomController() const
179 {
180 return d->zoomController;
181 }
182
kopaDocument() const183 KoPADocument* PresentationKoPAView::kopaDocument() const
184 {
185 return d->prDocument;
186 }
187
kopaCanvas() const188 KoPACanvasBase* PresentationKoPAView::kopaCanvas() const
189 {
190 return d->paCanvas;
191 }
192
connectToZoomController()193 void PresentationKoPAView::connectToZoomController()
194 {
195 connect(zoomController(), &KoZoomController::zoomChanged, this, &PresentationKoPAView::slotZoomChanged);
196 }
197
slotZoomChanged(KoZoomMode::Mode mode,qreal zoom)198 void PresentationKoPAView::slotZoomChanged (KoZoomMode::Mode mode, qreal zoom)
199 {
200 Q_UNUSED (zoom);
201 if (d->page) {
202 if (mode == KoZoomMode::ZOOM_PAGE) {
203 auto layout = d->page->pageLayout();
204 QRectF pageRect{0, 0, layout.width, layout.height};
205 d->canvasController->ensureVisible(d->paCanvas->viewConverter()->documentToView (pageRect));
206 } else if (mode == KoZoomMode::ZOOM_WIDTH) {
207 // horizontally center the page
208 auto layout = d->page->pageLayout();
209 QRectF pageRect{0, 0, layout.width, layout.height};
210 auto viewRect = d->paCanvas->viewConverter()->documentToView(pageRect).toRect();
211 viewRect.translate(d->paCanvas->documentOrigin());
212 QRect currentVisible{qMax (0, -d->canvasController->canvasOffsetX()),
213 qMax (0, -d->canvasController->canvasOffsetY()),
214 d->canvasController->visibleWidth(),
215 d->canvasController->visibleHeight()};
216 int horizontalMove = viewRect.center().x() - currentVisible.center().x();
217 d->canvasController->pan(QPoint(horizontalMove, 0));
218 }
219 dynamic_cast<KoPACanvasItem*>(d->paCanvas)->update();
220 }
221 }
222
setZoomController(KoZoomController * controller)223 void PresentationKoPAView::setZoomController(KoZoomController* controller)
224 {
225 d->zoomController = controller;
226 }
227