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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 26563 : 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 26563 : 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 26563 : mbGraphicAnimationAllowed(bGraphicAnimationAllowed)
93 : {
94 26563 : }
95 :
96 26563 : AnimatedExtractingProcessor2D::~AnimatedExtractingProcessor2D()
97 : {
98 26563 : }
99 :
100 56702 : void AnimatedExtractingProcessor2D::processBasePrimitive2D(const drawinglayer::primitive2d::BasePrimitive2D& rCandidate)
101 : {
102 : // known implementation, access directly
103 56702 : 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 11617 : process(rCandidate.get2DDecomposition(getViewInformation2D()));
148 11617 : break;
149 : }
150 :
151 : default :
152 : {
153 : // nothing to do for the rest
154 45085 : break;
155 : }
156 : }
157 56702 : }
158 :
159 : } // end of anonymous namespace
160 :
161 : namespace sdr { namespace contact {
162 :
163 62536 : ViewObjectContact::ViewObjectContact(ObjectContact& rObjectContact, ViewContact& rViewContact)
164 : : mrObjectContact(rObjectContact),
165 : mrViewContact(rViewContact),
166 : maObjectRange(),
167 : mxPrimitive2DSequence(),
168 : mpPrimitiveAnimation(0),
169 62536 : mbLazyInvalidate(false)
170 : {
171 : // make the ViewContact remember me
172 62536 : mrViewContact.AddViewObjectContact(*this);
173 :
174 : // make the ObjectContact remember me
175 62536 : mrObjectContact.AddViewObjectContact(*this);
176 62536 : }
177 :
178 121582 : ViewObjectContact::~ViewObjectContact()
179 : {
180 : // invalidate in view
181 60791 : if(!maObjectRange.isEmpty())
182 : {
183 15734 : GetObjectContact().InvalidatePartOfView(maObjectRange);
184 : }
185 :
186 : // delete PrimitiveAnimation
187 60791 : 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 60791 : GetObjectContact().RemoveViewObjectContact(*this);
200 :
201 : // take care of remembered ViewContact
202 60791 : GetViewContact().RemoveViewObjectContact(*this);
203 60791 : }
204 :
205 26166 : const basegfx::B2DRange& ViewObjectContact::getObjectRange() const
206 : {
207 26166 : if(maObjectRange.isEmpty())
208 : {
209 : // if range is not computed (new or LazyInvalidate objects), force it
210 17264 : const DisplayInfo aDisplayInfo;
211 34528 : const drawinglayer::primitive2d::Primitive2DSequence xSequence(getPrimitive2DSequence(aDisplayInfo));
212 :
213 17264 : if(xSequence.hasElements())
214 : {
215 15033 : const drawinglayer::geometry::ViewInformation2D& rViewInformation2D(GetObjectContact().getViewInformation2D());
216 : const_cast< ViewObjectContact* >(this)->maObjectRange =
217 15033 : drawinglayer::primitive2d::getB2DRangeFromPrimitive2DSequence(xSequence, rViewInformation2D);
218 17264 : }
219 : }
220 :
221 26166 : return maObjectRange;
222 : }
223 :
224 30168 : void ViewObjectContact::ActionChanged()
225 : {
226 30168 : if(!mbLazyInvalidate)
227 : {
228 : // set local flag
229 13193 : mbLazyInvalidate = true;
230 :
231 : // force ObjectRange
232 13193 : getObjectRange();
233 :
234 13193 : if(!maObjectRange.isEmpty())
235 : {
236 : // invalidate current valid range
237 12098 : GetObjectContact().InvalidatePartOfView(maObjectRange);
238 :
239 : // reset ObjectRange, it needs to be recalculated
240 12098 : maObjectRange.reset();
241 : }
242 :
243 : // register at OC for lazy invalidate
244 13193 : GetObjectContact().setLazyInvalidate(*this);
245 : }
246 30168 : }
247 :
248 169774 : void ViewObjectContact::triggerLazyInvalidate()
249 : {
250 169774 : if(mbLazyInvalidate)
251 : {
252 : // reset flag
253 12875 : mbLazyInvalidate = false;
254 :
255 : #if HAVE_FEATURE_DESKTOP
256 : // 3D charts need to be notified separately, they are not to be
257 : // drawn by the drawinglayer
258 12875 : ViewContactOfSdrOle2Obj* pViewContact = dynamic_cast<ViewContactOfSdrOle2Obj*>(&GetViewContact());
259 12875 : if (pViewContact && pViewContact->GetOle2Obj().IsReal3DChart())
260 0 : ChartHelper::updateChart(pViewContact->GetOle2Obj().getXModel());
261 : #endif
262 :
263 : // force ObjectRange
264 12875 : getObjectRange();
265 :
266 12875 : if(!maObjectRange.isEmpty())
267 : {
268 : // invalidate current valid range
269 11771 : GetObjectContact().InvalidatePartOfView(maObjectRange);
270 : }
271 : }
272 169774 : }
273 :
274 : // Take some action when new objects are inserted
275 1207 : void ViewObjectContact::ActionChildInserted(ViewContact& rChild)
276 : {
277 : // force creation of the new VOC and trigger it's refresh, so it
278 : // will take part in LazyInvalidate immediately
279 1207 : rChild.GetViewObjectContact(GetObjectContact()).ActionChanged();
280 :
281 : // forward action to ObjectContact
282 : // const ViewObjectContact& rChildVOC = rChild.GetViewObjectContact(GetObjectContact());
283 : // GetObjectContact().InvalidatePartOfView(rChildVOC.getObjectRange());
284 1207 : }
285 :
286 26731 : void ViewObjectContact::checkForPrimitive2DAnimations()
287 : {
288 : // remove old one
289 26731 : if(mpPrimitiveAnimation)
290 : {
291 0 : delete mpPrimitiveAnimation;
292 0 : mpPrimitiveAnimation = 0;
293 : }
294 :
295 : // check for animated primitives
296 26731 : if(mxPrimitive2DSequence.hasElements())
297 : {
298 26563 : const bool bTextAnimationAllowed(GetObjectContact().IsTextAnimationAllowed());
299 26563 : const bool bGraphicAnimationAllowed(GetObjectContact().IsGraphicAnimationAllowed());
300 :
301 26563 : if(bTextAnimationAllowed || bGraphicAnimationAllowed)
302 : {
303 26563 : AnimatedExtractingProcessor2D aAnimatedExtractor(GetObjectContact().getViewInformation2D(),
304 53126 : bTextAnimationAllowed, bGraphicAnimationAllowed);
305 26563 : aAnimatedExtractor.process(mxPrimitive2DSequence);
306 :
307 26563 : if(aAnimatedExtractor.getPrimitive2DSequence().hasElements())
308 : {
309 : // dervied primitiveList is animated, setup new PrimitiveAnimation
310 0 : mpPrimitiveAnimation = new sdr::animation::PrimitiveAnimation(*this, aAnimatedExtractor.getPrimitive2DSequence());
311 26563 : }
312 : }
313 : }
314 26731 : }
315 :
316 24723 : drawinglayer::primitive2d::Primitive2DSequence ViewObjectContact::createPrimitive2DSequence(const DisplayInfo& rDisplayInfo) const
317 : {
318 : // get the view-independent Primitive from the viewContact
319 24723 : drawinglayer::primitive2d::Primitive2DSequence xRetval(GetViewContact().getViewIndependentPrimitive2DSequence());
320 :
321 24723 : if(xRetval.hasElements())
322 : {
323 : // handle GluePoint
324 23958 : if(!GetObjectContact().isOutputToPrinter() && GetObjectContact().AreGluePointsVisible())
325 : {
326 0 : const drawinglayer::primitive2d::Primitive2DSequence xGlue(GetViewContact().createGluePointPrimitive2DSequence());
327 :
328 0 : if(xGlue.hasElements())
329 : {
330 0 : drawinglayer::primitive2d::appendPrimitive2DSequenceToPrimitive2DSequence(xRetval, xGlue);
331 0 : }
332 : }
333 :
334 : // handle ghosted
335 23958 : if(isPrimitiveGhosted(rDisplayInfo))
336 : {
337 0 : const basegfx::BColor aRGBWhite(1.0, 1.0, 1.0);
338 : const basegfx::BColorModifierSharedPtr aBColorModifier(
339 : new basegfx::BColorModifier_interpolate(
340 : aRGBWhite,
341 0 : 0.5));
342 : const drawinglayer::primitive2d::Primitive2DReference xReference(
343 : new drawinglayer::primitive2d::ModifiedColorPrimitive2D(
344 : xRetval,
345 0 : aBColorModifier));
346 :
347 0 : xRetval = drawinglayer::primitive2d::Primitive2DSequence(&xReference, 1);
348 : }
349 : }
350 :
351 24723 : return xRetval;
352 : }
353 :
354 44141 : drawinglayer::primitive2d::Primitive2DSequence ViewObjectContact::getPrimitive2DSequence(const DisplayInfo& rDisplayInfo) const
355 : {
356 44141 : drawinglayer::primitive2d::Primitive2DSequence xNewPrimitiveSequence;
357 :
358 : // take care of redirectors and create new list
359 44141 : ViewObjectContactRedirector* pRedirector = GetObjectContact().GetViewObjectContactRedirector();
360 :
361 44141 : if(pRedirector)
362 : {
363 9377 : xNewPrimitiveSequence = pRedirector->createRedirectedPrimitive2DSequence(*this, rDisplayInfo);
364 : }
365 : else
366 : {
367 34764 : xNewPrimitiveSequence = createPrimitive2DSequence(rDisplayInfo);
368 : }
369 :
370 : // local up-to-date checks. New list different from local one?
371 44141 : if(!drawinglayer::primitive2d::arePrimitive2DSequencesEqual(mxPrimitive2DSequence, xNewPrimitiveSequence))
372 : {
373 : // has changed, copy content
374 26731 : const_cast< ViewObjectContact* >(this)->mxPrimitive2DSequence = xNewPrimitiveSequence;
375 :
376 : // check for animated stuff
377 26731 : const_cast< ViewObjectContact* >(this)->checkForPrimitive2DAnimations();
378 :
379 : // always update object range when PrimitiveSequence changes
380 26731 : const drawinglayer::geometry::ViewInformation2D& rViewInformation2D(GetObjectContact().getViewInformation2D());
381 : const_cast< ViewObjectContact* >(this)->maObjectRange =
382 26731 : drawinglayer::primitive2d::getB2DRangeFromPrimitive2DSequence(mxPrimitive2DSequence, rViewInformation2D);
383 : }
384 :
385 : // return current Primitive2DSequence
386 44141 : return mxPrimitive2DSequence;
387 : }
388 :
389 0 : bool ViewObjectContact::isPrimitiveVisible(const DisplayInfo& /*rDisplayInfo*/) const
390 : {
391 : // default: always visible
392 0 : return true;
393 : }
394 :
395 20529 : bool ViewObjectContact::isPrimitiveGhosted(const DisplayInfo& rDisplayInfo) const
396 : {
397 : // default: standard check
398 20529 : return (GetObjectContact().DoVisualizeEnteredGroup() && !GetObjectContact().isOutputToPrinter() && rDisplayInfo.IsGhostedDrawModeActive());
399 : }
400 :
401 506045 : drawinglayer::primitive2d::Primitive2DSequence ViewObjectContact::getPrimitive2DSequenceHierarchy(DisplayInfo& rDisplayInfo) const
402 : {
403 506045 : drawinglayer::primitive2d::Primitive2DSequence xRetval;
404 :
405 : // check model-view visibility
406 506045 : if(isPrimitiveVisible(rDisplayInfo))
407 : {
408 26863 : xRetval = getPrimitive2DSequence(rDisplayInfo);
409 :
410 26863 : if(xRetval.hasElements())
411 : {
412 : // get ranges
413 26016 : const drawinglayer::geometry::ViewInformation2D& rViewInformation2D(GetObjectContact().getViewInformation2D());
414 26016 : const basegfx::B2DRange aObjectRange(drawinglayer::primitive2d::getB2DRangeFromPrimitive2DSequence(xRetval, rViewInformation2D));
415 26016 : const basegfx::B2DRange aViewRange(rViewInformation2D.getViewport());
416 :
417 : // check geometrical visibility
418 26016 : if(!aViewRange.isEmpty() && !aViewRange.overlaps(aObjectRange))
419 : {
420 : // not visible, release
421 6554 : xRetval.realloc(0);
422 : }
423 : }
424 : }
425 :
426 506045 : return xRetval;
427 : }
428 :
429 64583 : drawinglayer::primitive2d::Primitive2DSequence ViewObjectContact::getPrimitive2DSequenceSubHierarchy(DisplayInfo& rDisplayInfo) const
430 : {
431 64583 : const sal_uInt32 nSubHierarchyCount(GetViewContact().GetObjectCount());
432 64583 : drawinglayer::primitive2d::Primitive2DSequence xSeqRetval;
433 :
434 623598 : for(sal_uInt32 a(0); a < nSubHierarchyCount; a++)
435 : {
436 559015 : const ViewObjectContact& rCandidate(GetViewContact().GetViewContact(a).GetViewObjectContact(GetObjectContact()));
437 :
438 559015 : drawinglayer::primitive2d::appendPrimitive2DSequenceToPrimitive2DSequence(xSeqRetval, rCandidate.getPrimitive2DSequenceHierarchy(rDisplayInfo));
439 : }
440 :
441 64583 : return xSeqRetval;
442 : }
443 :
444 651 : }}
445 :
446 : /* vim:set shiftwidth=4 softtabstop=4 expandtab: */
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