1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
243
244
245
246
247
248
249
250
251
252
253
254
255
256
257
258
259
260
261
262
263
264
265
266
267
268
269
270
271
272
273
274
275
276
277
278
279
280
281
282
283
284
285
286
287
288
289
290
291
292
293
294
295
296
297
298
299
300
301
302
303
304
305
306
307
308
309
310
311
312
313
314
315
316
317
318
319
320
321
322
323
324
325
326
327
328
329
330
331
332
333
334
335
336
337
338
339
340
341
342
343
344
345
346
347
348
349
350
351
352
353
354
355
356
357
358
359
360
361
362
363
364
365
366
367
368
369
370
371
372
373
374
375
376
377
378
379
380
381
382
383
384
385
386
387
388
389
390
391
392
393
394
395
396
397
398
399
400
401
402
403
404
|
/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
/*
* This file is part of the LibreOffice project.
*
* This Source Code Form is subject to the terms of the Mozilla Public
* License, v. 2.0. If a copy of the MPL was not distributed with this
* file, You can obtain one at http://mozilla.org/MPL/2.0/.
*
* This file incorporates work covered by the following license notice:
*
* Licensed to the Apache Software Foundation (ASF) under one or more
* contributor license agreements. See the NOTICE file distributed
* with this work for additional information regarding copyright
* ownership. The ASF licenses this file to you under the Apache
* License, Version 2.0 (the "License"); you may not use this file
* except in compliance with the License. You may obtain a copy of
* the License at http://www.apache.org/licenses/LICENSE-2.0 .
*/
#ifndef INCLUDED_SLIDESHOW_SOURCE_INC_TOOLS_HXX
#define INCLUDED_SLIDESHOW_SOURCE_INC_TOOLS_HXX
#include <com/sun/star/uno/Sequence.hxx>
#include <com/sun/star/beans/XPropertySet.hpp>
#include <com/sun/star/uno/Reference.hxx>
#include <com/sun/star/animations/XAnimationNode.hpp>
#include <com/sun/star/container/XEnumerationAccess.hpp>
#include <com/sun/star/container/XEnumeration.hpp>
#include <comphelper/random.hxx>
#include <osl/diagnose.h>
#include <sal/log.hxx>
#include <vector>
#include <cppcanvas/color.hxx>
#include "shapeattributelayer.hxx"
#include "shape.hxx"
#include "rgbcolor.hxx"
#include "hslcolor.hxx"
#include <memory>
#include <cstdlib>
#include <string.h>
#include <algorithm>
namespace com { namespace sun { namespace star { namespace beans {
struct NamedValue;
} } } }
namespace basegfx
{
class B2DRange;
class B2DVector;
class B2IVector;
class B2DHomMatrix;
typedef B2IVector B2ISize;
}
namespace cppcanvas{ class Canvas; }
class GDIMetaFile;
/* Definition of some animation tools */
namespace slideshow
{
namespace internal
{
class UnoView;
class Shape;
class ShapeAttributeLayer;
typedef std::shared_ptr< UnoView > UnoViewSharedPtr;
typedef std::shared_ptr< GDIMetaFile > GDIMetaFileSharedPtr;
template <typename T>
inline ::std::size_t hash_value( T const * p )
{
::std::size_t d = static_cast< ::std::size_t >(
reinterpret_cast< ::std::ptrdiff_t >(p) );
return d + (d >> 3);
}
// xxx todo: remove with boost::hash when 1.33 is available
template <typename T>
struct hash
{
::std::size_t operator()( T const& val ) const {
return hash_value(val);
}
};
}
}
namespace com { namespace sun { namespace star { namespace uno {
template <typename T>
inline ::std::size_t hash_value(
css::uno::Reference<T> const& x )
{
// normalize to object root, because _only_ XInterface is defined
// to be stable during object lifetime:
css::uno::Reference< css::uno::XInterface> const xRoot( x, css::uno::UNO_QUERY );
return slideshow::internal::hash<void *>()(xRoot.get());
}
} } } }
namespace slideshow
{
namespace internal
{
// Value extraction from Any
// =========================
/// extract unary double value from Any
bool extractValue( double& o_rValue,
const css::uno::Any& rSourceAny,
const ShapeSharedPtr& rShape,
const basegfx::B2DVector& rSlideBounds );
/// extract int from Any
bool extractValue( sal_Int32& o_rValue,
const css::uno::Any& rSourceAny,
const ShapeSharedPtr& rShape,
const basegfx::B2DVector& rSlideBounds );
/// extract enum/constant group value from Any
bool extractValue( sal_Int16& o_rValue,
const css::uno::Any& rSourceAny,
const ShapeSharedPtr& rShape,
const basegfx::B2DVector& rSlideBounds );
/// extract color value from Any
bool extractValue( RGBColor& o_rValue,
const css::uno::Any& rSourceAny,
const ShapeSharedPtr& rShape,
const basegfx::B2DVector& rSlideBounds );
/// extract color value from Any
bool extractValue( HSLColor& o_rValue,
const css::uno::Any& rSourceAny,
const ShapeSharedPtr& rShape,
const basegfx::B2DVector& rSlideBounds );
/// extract plain string from Any
bool extractValue( OUString& o_rValue,
const css::uno::Any& rSourceAny,
const ShapeSharedPtr& rShape,
const basegfx::B2DVector& rSlideBounds );
/// extract bool value from Any
bool extractValue( bool& o_rValue,
const css::uno::Any& rSourceAny,
const ShapeSharedPtr& rShape,
const basegfx::B2DVector& rSlideBounds );
/// extract double 2-tuple from Any
bool extractValue( basegfx::B2DTuple& o_rPair,
const css::uno::Any& rSourceAny,
const ShapeSharedPtr& rShape,
const basegfx::B2DVector& rSlideBounds );
/** Search a sequence of NamedValues for a given element.
@return true, if the sequence contains the specified
element.
*/
bool findNamedValue( css::uno::Sequence< css::beans::NamedValue > const& rSequence,
const css::beans::NamedValue& rSearchKey );
basegfx::B2DRange calcRelativeShapeBounds( const basegfx::B2DVector& rPageSize,
const basegfx::B2DRange& rShapeBounds );
/** Get the shape transformation from the attribute set
@param rBounds
Original shape bound rect (to substitute default attribute
layer values)
@param pAttr
Attribute set. Might be NULL (then, rBounds is used to set
a simple scale and translate of the unit rect to rBounds).
*/
basegfx::B2DHomMatrix getShapeTransformation(
const basegfx::B2DRectangle& rBounds,
const ShapeAttributeLayerSharedPtr& pAttr );
/** Get a shape's sprite transformation from the attribute set
@param rPixelSize
Pixel size of the sprite
@param rOrigSize
Original shape size (i.e. the size of the actual sprite
content, in the user coordinate system)
@param pAttr
Attribute set. Might be NULL (then, rBounds is used to set
a simple scale and translate of the unit rect to rBounds).
@return the transformation to be applied to the sprite.
*/
basegfx::B2DHomMatrix getSpriteTransformation(
const basegfx::B2DVector& rPixelSize,
const basegfx::B2DVector& rOrigSize,
const ShapeAttributeLayerSharedPtr& pAttr );
/** Calc update area for a shape.
This method calculates the 'covered' area for the shape,
i.e. the rectangle that is affected when rendering the
shape. Apart from applying the given transformation to the
shape rectangle, this method also takes attributes into
account, which further scale the output (e.g. character
sizes).
@param rUnitBounds
Shape bounds, in the unit rect coordinate space
@param rShapeTransform
Transformation matrix the shape should undergo.
@param pAttr
Current shape attributes
*/
basegfx::B2DRectangle getShapeUpdateArea(
const basegfx::B2DRectangle& rUnitBounds,
const basegfx::B2DHomMatrix& rShapeTransform,
const ShapeAttributeLayerSharedPtr& pAttr );
/** Calc update area for a shape.
This method calculates the 'covered' area for the shape,
i.e. the rectangle that is affected when rendering the
shape. The difference from the other getShapeUpdateArea()
method is the fact that this one works without
ShapeAttributeLayer, and only scales up the given shape
user coordinate bound rect. The method is typically used
to retrieve user coordinate system bound rects for shapes
which are smaller than the default unit bound rect
(because e.g. of subsetting)
@param rUnitBounds
Shape bounds, in the unit rect coordinate space
@param rShapeBounds
Current shape bounding box in user coordinate space.
*/
basegfx::B2DRange getShapeUpdateArea( const basegfx::B2DRange& rUnitBounds,
const basegfx::B2DRange& rShapeBounds );
/** Calc output position and size of shape, according to given
attribute layer.
Rotations, shears etc. and not taken into account,
i.e. the returned rectangle is NOT the bounding box. Use
it as if aBounds.getMinimum() is the output position and
aBounds.getRange() the scaling of the shape.
*/
basegfx::B2DRectangle getShapePosSize(
const basegfx::B2DRectangle& rOrigBounds,
const ShapeAttributeLayerSharedPtr& pAttr );
/** Convert a plain UNO API 32 bit int to RGBColor
*/
RGBColor unoColor2RGBColor( sal_Int32 );
/** Convert an IntSRGBA to plain UNO API 32 bit int
*/
sal_Int32 RGBAColor2UnoColor( cppcanvas::IntSRGBA );
/** Fill a plain rectangle on the given canvas with the given color
*/
void fillRect( const cppcanvas::CanvasSharedPtr& rCanvas,
const basegfx::B2DRectangle& rRect,
cppcanvas::IntSRGBA aFillColor );
/** Init canvas with default background (white)
*/
void initSlideBackground( const cppcanvas::CanvasSharedPtr& rCanvas,
const basegfx::B2ISize& rSize );
/// Gets a random ordinal [0,n)
inline ::std::size_t getRandomOrdinal( const ::std::size_t n )
{
return comphelper::rng::uniform_size_distribution(0, n-1);
}
template <typename ValueType>
inline bool getPropertyValue(
ValueType & rValue,
css::uno::Reference<
css::beans::XPropertySet> const & xPropSet,
OUString const & propName )
{
try {
const css::uno::Any& a(
xPropSet->getPropertyValue( propName ) );
bool const bRet = css::uno::fromAny(a, &rValue);
#if OSL_DEBUG_LEVEL > 0
if( !bRet )
SAL_INFO("slideshow", OSL_THIS_FUNC << ": while retrieving property " << propName << ", cannot extract Any of type "
<< a.getValueTypeRef()->pTypeName);
#endif
return bRet;
}
catch (css::uno::RuntimeException &)
{
throw;
}
catch (css::uno::Exception &)
{
return false;
}
}
template <typename ValueType>
inline bool getPropertyValue(
css::uno::Reference< ValueType >& rIfc,
css::uno::Reference< css::beans::XPropertySet> const & xPropSet,
OUString const & propName )
{
try
{
const css::uno::Any& a(xPropSet->getPropertyValue( propName ));
rIfc.set( a, css::uno::UNO_QUERY );
bool const bRet = rIfc.is();
#if OSL_DEBUG_LEVEL > 0
if( !bRet )
SAL_INFO("slideshow", OSL_THIS_FUNC << ": while retrieving property " << propName << ", cannot extract Any of type "
<< a.getValueTypeRef()->pTypeName << " to interface");
#endif
return bRet;
}
catch (css::uno::RuntimeException &)
{
throw;
}
catch (css::uno::Exception &)
{
return false;
}
}
/// Get the content of the BoundRect shape property
basegfx::B2DRectangle getAPIShapeBounds( const css::uno::Reference< css::drawing::XShape >& xShape );
/*
TODO(F1): When ZOrder someday becomes usable enable this
/// Get the content of the ZOrder shape property
double getAPIShapePrio( const css::uno::Reference< css::drawing::XShape >& xShape );
*/
basegfx::B2IVector getSlideSizePixel( const basegfx::B2DVector& rSize,
const UnoViewSharedPtr& pView );
}
// TODO(Q1): this could possibly be implemented with a somewhat
// more lightweight template, by having the actual worker receive
// only a function pointer, and a thin templated wrapper around
// that which converts member functions into that.
/** Apply given functor to every animation node child.
@param xNode
Parent node
@param rFunctor
Functor to apply. The functor must have an appropriate
operator()( const css::uno::Reference< css::animations::XAnimationNode >& ) member.
@return true, if the functor was successfully applied to
all children, false otherwise.
*/
template< typename Functor > inline bool for_each_childNode( const css::uno::Reference< css::animations::XAnimationNode >& xNode,
Functor& rFunctor )
{
try
{
// get an XEnumerationAccess to the children
css::uno::Reference< css::container::XEnumerationAccess >
xEnumerationAccess( xNode,
css::uno::UNO_QUERY_THROW );
css::uno::Reference< css::container::XEnumeration >
xEnumeration( xEnumerationAccess->createEnumeration(),
css::uno::UNO_SET_THROW );
while( xEnumeration->hasMoreElements() )
{
css::uno::Reference< css::animations::XAnimationNode >
xChildNode( xEnumeration->nextElement(),
css::uno::UNO_QUERY_THROW );
rFunctor( xChildNode );
}
return true;
}
catch( css::uno::Exception& )
{
return false;
}
}
}
#endif // INCLUDED_SLIDESHOW_SOURCE_INC_TOOLS_HXX
/* vim:set shiftwidth=4 softtabstop=4 expandtab: */
|