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1 : /* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
2 : /*
3 : * This file is part of the LibreOffice project.
4 : *
5 : * This Source Code Form is subject to the terms of the Mozilla Public
6 : * License, v. 2.0. If a copy of the MPL was not distributed with this
7 : * file, You can obtain one at http://mozilla.org/MPL/2.0/.
8 : *
9 : * This file incorporates work covered by the following license notice:
10 : *
11 : * Licensed to the Apache Software Foundation (ASF) under one or more
12 : * contributor license agreements. See the NOTICE file distributed
13 : * with this work for additional information regarding copyright
14 : * ownership. The ASF licenses this file to you under the Apache
15 : * License, Version 2.0 (the "License"); you may not use this file
16 : * except in compliance with the License. You may obtain a copy of
17 : * the License at http://www.apache.org/licenses/LICENSE-2.0 .
18 : */
19 :
20 : #include <config_features.h>
21 :
22 : #include <svx/charthelper.hxx>
23 : #include <svx/sdr/contact/viewobjectcontact.hxx>
24 : #include <svx/sdr/contact/viewcontact.hxx>
25 : #include <svx/sdr/contact/objectcontact.hxx>
26 : #include <svx/sdr/contact/displayinfo.hxx>
27 : #include <vcl/region.hxx>
28 : #include <svx/sdr/animation/objectanimator.hxx>
29 : #include <svx/sdr/animation/animationstate.hxx>
30 : #include <svx/sdr/contact/viewobjectcontactredirector.hxx>
31 : #include <basegfx/numeric/ftools.hxx>
32 : #include <basegfx/color/bcolor.hxx>
33 : #include <drawinglayer/primitive2d/modifiedcolorprimitive2d.hxx>
34 : #include <basegfx/tools/canvastools.hxx>
35 : #include <drawinglayer/primitive2d/animatedprimitive2d.hxx>
36 : #include <drawinglayer/processor2d/baseprocessor2d.hxx>
37 : #include <svx/sdr/primitive2d/svx_primitivetypes2d.hxx>
38 : #include <svx/svdoole2.hxx>
39 :
40 : #include <sdr/contact/viewcontactofsdrole2obj.hxx>
41 :
42 : using namespace com::sun::star;
43 :
44 : namespace {
45 :
46 : // animated extractor
47 :
48 : // Necessary to filter a sequence of animated primitives from
49 : // a sequence of primitives to find out if animated or not. The decision for
50 : // what to decompose is hard-coded and only done for knowingly animated primitives
51 : // to not decompose too deeply and unnecessarily. This implies that the list
52 : // which is view-specific needs to be expanded by hand when new animated objects
53 : // are added. This may eventually be changed to a dynamically configurable approach
54 : // if necessary.
55 : class AnimatedExtractingProcessor2D : public drawinglayer::processor2d::BaseProcessor2D
56 : {
57 : protected:
58 : // the found animated primitives
59 : drawinglayer::primitive2d::Primitive2DSequence maPrimitive2DSequence;
60 :
61 : // bitfield
62 : // text animation allowed?
63 : bool mbTextAnimationAllowed : 1;
64 :
65 : // graphic animation allowed?
66 : bool mbGraphicAnimationAllowed : 1;
67 :
68 : // as tooling, the process() implementation takes over API handling and calls this
69 : // virtual render method when the primitive implementation is BasePrimitive2D-based.
70 : virtual void processBasePrimitive2D(const drawinglayer::primitive2d::BasePrimitive2D& rCandidate) SAL_OVERRIDE;
71 :
72 : public:
73 : AnimatedExtractingProcessor2D(
74 : const drawinglayer::geometry::ViewInformation2D& rViewInformation,
75 : bool bTextAnimationAllowed,
76 : bool bGraphicAnimationAllowed);
77 : virtual ~AnimatedExtractingProcessor2D();
78 :
79 : // data access
80 42237 : const drawinglayer::primitive2d::Primitive2DSequence& getPrimitive2DSequence() const { return maPrimitive2DSequence; }
81 0 : bool isTextAnimationAllowed() const { return mbTextAnimationAllowed; }
82 0 : bool isGraphicAnimationAllowed() const { return mbGraphicAnimationAllowed; }
83 : };
84 :
85 42237 : AnimatedExtractingProcessor2D::AnimatedExtractingProcessor2D(
86 : const drawinglayer::geometry::ViewInformation2D& rViewInformation,
87 : bool bTextAnimationAllowed,
88 : bool bGraphicAnimationAllowed)
89 : : drawinglayer::processor2d::BaseProcessor2D(rViewInformation),
90 : maPrimitive2DSequence(),
91 : mbTextAnimationAllowed(bTextAnimationAllowed),
92 42237 : mbGraphicAnimationAllowed(bGraphicAnimationAllowed)
93 : {
94 42237 : }
95 :
96 42237 : AnimatedExtractingProcessor2D::~AnimatedExtractingProcessor2D()
97 : {
98 42237 : }
99 :
100 93093 : void AnimatedExtractingProcessor2D::processBasePrimitive2D(const drawinglayer::primitive2d::BasePrimitive2D& rCandidate)
101 : {
102 : // known implementation, access directly
103 93093 : switch(rCandidate.getPrimitive2DID())
104 : {
105 : // add and accept animated primitives directly, no need to decompose
106 : case PRIMITIVE2D_ID_ANIMATEDSWITCHPRIMITIVE2D :
107 : case PRIMITIVE2D_ID_ANIMATEDBLINKPRIMITIVE2D :
108 : case PRIMITIVE2D_ID_ANIMATEDINTERPOLATEPRIMITIVE2D :
109 : {
110 0 : const drawinglayer::primitive2d::AnimatedSwitchPrimitive2D& rSwitchPrimitive = static_cast< const drawinglayer::primitive2d::AnimatedSwitchPrimitive2D& >(rCandidate);
111 :
112 0 : if((rSwitchPrimitive.isTextAnimation() && isTextAnimationAllowed())
113 0 : || (rSwitchPrimitive.isGraphicAnimation() && isGraphicAnimationAllowed()))
114 : {
115 0 : const drawinglayer::primitive2d::Primitive2DReference xReference(const_cast< drawinglayer::primitive2d::BasePrimitive2D* >(&rCandidate));
116 0 : drawinglayer::primitive2d::appendPrimitive2DReferenceToPrimitive2DSequence(maPrimitive2DSequence, xReference);
117 : }
118 0 : break;
119 : }
120 :
121 : // decompose animated gifs where SdrGrafPrimitive2D produces a GraphicPrimitive2D
122 : // which then produces the animation infos (all when used/needed)
123 : case PRIMITIVE2D_ID_SDRGRAFPRIMITIVE2D :
124 : case PRIMITIVE2D_ID_GRAPHICPRIMITIVE2D :
125 :
126 : // decompose SdrObjects with evtl. animated text
127 : case PRIMITIVE2D_ID_SDRCAPTIONPRIMITIVE2D :
128 : case PRIMITIVE2D_ID_SDRCONNECTORPRIMITIVE2D :
129 : case PRIMITIVE2D_ID_SDRCUSTOMSHAPEPRIMITIVE2D :
130 : case PRIMITIVE2D_ID_SDRELLIPSEPRIMITIVE2D :
131 : case PRIMITIVE2D_ID_SDRELLIPSESEGMENTPRIMITIVE2D :
132 : case PRIMITIVE2D_ID_SDRMEASUREPRIMITIVE2D :
133 : case PRIMITIVE2D_ID_SDRPATHPRIMITIVE2D :
134 : case PRIMITIVE2D_ID_SDRRECTANGLEPRIMITIVE2D :
135 :
136 : // #121194# With Graphic as Bitmap FillStyle, also check
137 : // for primitives filled with animated graphics
138 : case PRIMITIVE2D_ID_POLYPOLYGONGRAPHICPRIMITIVE2D:
139 : case PRIMITIVE2D_ID_FILLGRAPHICPRIMITIVE2D:
140 : case PRIMITIVE2D_ID_TRANSFORMPRIMITIVE2D:
141 :
142 : // decompose evtl. animated text contained in MaskPrimitive2D
143 : // or group rimitives
144 : case PRIMITIVE2D_ID_MASKPRIMITIVE2D :
145 : case PRIMITIVE2D_ID_GROUPPRIMITIVE2D :
146 : {
147 19081 : process(rCandidate.get2DDecomposition(getViewInformation2D()));
148 19081 : break;
149 : }
150 :
151 : default :
152 : {
153 : // nothing to do for the rest
154 74012 : break;
155 : }
156 : }
157 93093 : }
158 :
159 : } // end of anonymous namespace
160 :
161 : namespace sdr { namespace contact {
162 :
163 85325 : ViewObjectContact::ViewObjectContact(ObjectContact& rObjectContact, ViewContact& rViewContact)
164 : : mrObjectContact(rObjectContact),
165 : mrViewContact(rViewContact),
166 : maObjectRange(),
167 : mxPrimitive2DSequence(),
168 : mpPrimitiveAnimation(0),
169 85325 : mbLazyInvalidate(false)
170 : {
171 : // make the ViewContact remember me
172 85325 : mrViewContact.AddViewObjectContact(*this);
173 :
174 : // make the ObjectContact remember me
175 85325 : mrObjectContact.AddViewObjectContact(*this);
176 85325 : }
177 :
178 168308 : ViewObjectContact::~ViewObjectContact()
179 : {
180 : // invalidate in view
181 84154 : if(!maObjectRange.isEmpty())
182 : {
183 35175 : GetObjectContact().InvalidatePartOfView(maObjectRange);
184 : }
185 :
186 : // delete PrimitiveAnimation
187 84154 : if(mpPrimitiveAnimation)
188 : {
189 0 : delete mpPrimitiveAnimation;
190 0 : mpPrimitiveAnimation = 0;
191 : }
192 :
193 : // take care of remembered ObjectContact. Remove from
194 : // OC first. The VC removal (below) CAN trigger a StopGettingViewed()
195 : // which (depending of it's implementation) may destroy other OCs. This
196 : // can trigger the deletion of the helper OC of a page visualising object
197 : // which IS the OC of this object. Eventually StopGettingViewed() needs
198 : // to get asynchron later
199 84154 : GetObjectContact().RemoveViewObjectContact(*this);
200 :
201 : // take care of remembered ViewContact
202 84154 : GetViewContact().RemoveViewObjectContact(*this);
203 84154 : }
204 :
205 17359 : const basegfx::B2DRange& ViewObjectContact::getObjectRange() const
206 : {
207 17359 : if(maObjectRange.isEmpty())
208 : {
209 11441 : const drawinglayer::geometry::ViewInformation2D& rViewInfo2D = GetObjectContact().getViewInformation2D();
210 11441 : basegfx::B2DRange aTempRange = GetViewContact().getRange(rViewInfo2D);
211 11441 : if (!aTempRange.isEmpty())
212 : {
213 70 : const_cast< ViewObjectContact* >(this)->maObjectRange = aTempRange;
214 : }
215 : else
216 : {
217 : // if range is not computed (new or LazyInvalidate objects), force it
218 11371 : const DisplayInfo aDisplayInfo;
219 22742 : const drawinglayer::primitive2d::Primitive2DSequence xSequence(getPrimitive2DSequence(aDisplayInfo));
220 :
221 11371 : if(xSequence.hasElements())
222 : {
223 : const_cast< ViewObjectContact* >(this)->maObjectRange =
224 10023 : drawinglayer::primitive2d::getB2DRangeFromPrimitive2DSequence(xSequence, rViewInfo2D);
225 11371 : }
226 : }
227 : }
228 :
229 17359 : return maObjectRange;
230 : }
231 :
232 16827 : void ViewObjectContact::ActionChanged()
233 : {
234 16827 : if(!mbLazyInvalidate)
235 : {
236 : // set local flag
237 8698 : mbLazyInvalidate = true;
238 :
239 : // force ObjectRange
240 8698 : getObjectRange();
241 :
242 8698 : if(!maObjectRange.isEmpty())
243 : {
244 : // invalidate current valid range
245 8032 : GetObjectContact().InvalidatePartOfView(maObjectRange);
246 :
247 : // reset ObjectRange, it needs to be recalculated
248 8032 : maObjectRange.reset();
249 : }
250 :
251 : // register at OC for lazy invalidate
252 8698 : GetObjectContact().setLazyInvalidate(*this);
253 : }
254 16827 : }
255 :
256 161009 : void ViewObjectContact::triggerLazyInvalidate()
257 : {
258 161009 : if(mbLazyInvalidate)
259 : {
260 : // reset flag
261 8542 : mbLazyInvalidate = false;
262 :
263 : #if HAVE_FEATURE_DESKTOP
264 : // 3D charts need to be notified separately, they are not to be
265 : // drawn by the drawinglayer
266 8542 : ViewContactOfSdrOle2Obj* pViewContact = dynamic_cast<ViewContactOfSdrOle2Obj*>(&GetViewContact());
267 8542 : if (pViewContact && pViewContact->GetOle2Obj().IsReal3DChart())
268 0 : ChartHelper::updateChart(pViewContact->GetOle2Obj().getXModel(), false);
269 : #endif
270 :
271 : // force ObjectRange
272 8542 : getObjectRange();
273 :
274 8542 : if(!maObjectRange.isEmpty())
275 : {
276 : // invalidate current valid range
277 7873 : GetObjectContact().InvalidatePartOfView(maObjectRange);
278 : }
279 : }
280 161009 : }
281 :
282 : // Take some action when new objects are inserted
283 740 : void ViewObjectContact::ActionChildInserted(ViewContact& rChild)
284 : {
285 : // force creation of the new VOC and trigger it's refresh, so it
286 : // will take part in LazyInvalidate immediately
287 740 : rChild.GetViewObjectContact(GetObjectContact()).ActionChanged();
288 :
289 : // forward action to ObjectContact
290 : // const ViewObjectContact& rChildVOC = rChild.GetViewObjectContact(GetObjectContact());
291 : // GetObjectContact().InvalidatePartOfView(rChildVOC.getObjectRange());
292 740 : }
293 :
294 42299 : void ViewObjectContact::checkForPrimitive2DAnimations()
295 : {
296 : // remove old one
297 42299 : if(mpPrimitiveAnimation)
298 : {
299 0 : delete mpPrimitiveAnimation;
300 0 : mpPrimitiveAnimation = 0;
301 : }
302 :
303 : // check for animated primitives
304 42299 : if(mxPrimitive2DSequence.hasElements())
305 : {
306 42237 : const bool bTextAnimationAllowed(GetObjectContact().IsTextAnimationAllowed());
307 42237 : const bool bGraphicAnimationAllowed(GetObjectContact().IsGraphicAnimationAllowed());
308 :
309 42237 : if(bTextAnimationAllowed || bGraphicAnimationAllowed)
310 : {
311 42237 : AnimatedExtractingProcessor2D aAnimatedExtractor(GetObjectContact().getViewInformation2D(),
312 84474 : bTextAnimationAllowed, bGraphicAnimationAllowed);
313 42237 : aAnimatedExtractor.process(mxPrimitive2DSequence);
314 :
315 42237 : if(aAnimatedExtractor.getPrimitive2DSequence().hasElements())
316 : {
317 : // dervied primitiveList is animated, setup new PrimitiveAnimation
318 0 : mpPrimitiveAnimation = new sdr::animation::PrimitiveAnimation(*this, aAnimatedExtractor.getPrimitive2DSequence());
319 42237 : }
320 : }
321 : }
322 42299 : }
323 :
324 44586 : drawinglayer::primitive2d::Primitive2DSequence ViewObjectContact::createPrimitive2DSequence(const DisplayInfo& rDisplayInfo) const
325 : {
326 : // get the view-independent Primitive from the viewContact
327 44586 : drawinglayer::primitive2d::Primitive2DSequence xRetval(GetViewContact().getViewIndependentPrimitive2DSequence());
328 :
329 44586 : if(xRetval.hasElements())
330 : {
331 : // handle GluePoint
332 43460 : if(!GetObjectContact().isOutputToPrinter() && GetObjectContact().AreGluePointsVisible())
333 : {
334 0 : const drawinglayer::primitive2d::Primitive2DSequence xGlue(GetViewContact().createGluePointPrimitive2DSequence());
335 :
336 0 : if(xGlue.hasElements())
337 : {
338 0 : drawinglayer::primitive2d::appendPrimitive2DSequenceToPrimitive2DSequence(xRetval, xGlue);
339 0 : }
340 : }
341 :
342 : // handle ghosted
343 43460 : if(isPrimitiveGhosted(rDisplayInfo))
344 : {
345 0 : const basegfx::BColor aRGBWhite(1.0, 1.0, 1.0);
346 : const basegfx::BColorModifierSharedPtr aBColorModifier(
347 : new basegfx::BColorModifier_interpolate(
348 : aRGBWhite,
349 0 : 0.5));
350 : const drawinglayer::primitive2d::Primitive2DReference xReference(
351 : new drawinglayer::primitive2d::ModifiedColorPrimitive2D(
352 : xRetval,
353 0 : aBColorModifier));
354 :
355 0 : xRetval = drawinglayer::primitive2d::Primitive2DSequence(&xReference, 1);
356 : }
357 : }
358 :
359 44586 : return xRetval;
360 : }
361 :
362 64589 : drawinglayer::primitive2d::Primitive2DSequence ViewObjectContact::getPrimitive2DSequence(const DisplayInfo& rDisplayInfo) const
363 : {
364 64589 : drawinglayer::primitive2d::Primitive2DSequence xNewPrimitiveSequence;
365 :
366 : // take care of redirectors and create new list
367 64589 : ViewObjectContactRedirector* pRedirector = GetObjectContact().GetViewObjectContactRedirector();
368 :
369 64589 : if(pRedirector)
370 : {
371 9518 : xNewPrimitiveSequence = pRedirector->createRedirectedPrimitive2DSequence(*this, rDisplayInfo);
372 : }
373 : else
374 : {
375 55071 : xNewPrimitiveSequence = createPrimitive2DSequence(rDisplayInfo);
376 : }
377 :
378 : // local up-to-date checks. New list different from local one?
379 64589 : if(!drawinglayer::primitive2d::arePrimitive2DSequencesEqual(mxPrimitive2DSequence, xNewPrimitiveSequence))
380 : {
381 : // has changed, copy content
382 42299 : const_cast< ViewObjectContact* >(this)->mxPrimitive2DSequence = xNewPrimitiveSequence;
383 :
384 : // check for animated stuff
385 42299 : const_cast< ViewObjectContact* >(this)->checkForPrimitive2DAnimations();
386 :
387 : // always update object range when PrimitiveSequence changes
388 42299 : const drawinglayer::geometry::ViewInformation2D& rViewInformation2D(GetObjectContact().getViewInformation2D());
389 : const_cast< ViewObjectContact* >(this)->maObjectRange =
390 42299 : drawinglayer::primitive2d::getB2DRangeFromPrimitive2DSequence(mxPrimitive2DSequence, rViewInformation2D);
391 : }
392 :
393 : // return current Primitive2DSequence
394 64589 : return mxPrimitive2DSequence;
395 : }
396 :
397 0 : bool ViewObjectContact::isPrimitiveVisible(const DisplayInfo& /*rDisplayInfo*/) const
398 : {
399 : // default: always visible
400 0 : return true;
401 : }
402 :
403 38928 : bool ViewObjectContact::isPrimitiveGhosted(const DisplayInfo& rDisplayInfo) const
404 : {
405 : // default: standard check
406 38928 : return (GetObjectContact().DoVisualizeEnteredGroup() && !GetObjectContact().isOutputToPrinter() && rDisplayInfo.IsGhostedDrawModeActive());
407 : }
408 :
409 488761 : drawinglayer::primitive2d::Primitive2DSequence ViewObjectContact::getPrimitive2DSequenceHierarchy(DisplayInfo& rDisplayInfo) const
410 : {
411 488761 : drawinglayer::primitive2d::Primitive2DSequence xRetval;
412 :
413 : // check model-view visibility
414 488761 : if(isPrimitiveVisible(rDisplayInfo))
415 : {
416 53147 : xRetval = getPrimitive2DSequence(rDisplayInfo);
417 :
418 53147 : if(xRetval.hasElements())
419 : {
420 : // get ranges
421 51870 : const drawinglayer::geometry::ViewInformation2D& rViewInformation2D(GetObjectContact().getViewInformation2D());
422 51870 : const basegfx::B2DRange aObjectRange(drawinglayer::primitive2d::getB2DRangeFromPrimitive2DSequence(xRetval, rViewInformation2D));
423 51870 : const basegfx::B2DRange aViewRange(rViewInformation2D.getViewport());
424 :
425 : // check geometrical visibility
426 51870 : bool bVisible = aViewRange.isEmpty() || aViewRange.overlaps(aObjectRange);
427 51870 : if(!bVisible)
428 : {
429 : // not visible, release
430 9450 : xRetval.realloc(0);
431 : }
432 : }
433 : }
434 :
435 488761 : return xRetval;
436 : }
437 :
438 78970 : drawinglayer::primitive2d::Primitive2DSequence ViewObjectContact::getPrimitive2DSequenceSubHierarchy(DisplayInfo& rDisplayInfo) const
439 : {
440 78970 : const sal_uInt32 nSubHierarchyCount(GetViewContact().GetObjectCount());
441 78970 : drawinglayer::primitive2d::Primitive2DSequence xSeqRetval;
442 :
443 631342 : for(sal_uInt32 a(0); a < nSubHierarchyCount; a++)
444 : {
445 552372 : const ViewObjectContact& rCandidate(GetViewContact().GetViewContact(a).GetViewObjectContact(GetObjectContact()));
446 :
447 552372 : drawinglayer::primitive2d::appendPrimitive2DSequenceToPrimitive2DSequence(xSeqRetval, rCandidate.getPrimitive2DSequenceHierarchy(rDisplayInfo));
448 : }
449 :
450 78970 : return xSeqRetval;
451 : }
452 :
453 435 : }}
454 :
455 : /* vim:set shiftwidth=4 softtabstop=4 expandtab: */
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