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
|
/* -*- 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 .
*/
#include <drawinglayer/primitive2d/controlprimitive2d.hxx>
#include <com/sun/star/beans/XPropertySet.hpp>
#include <comphelper/processfactory.hxx>
#include <com/sun/star/awt/XWindow2.hpp>
#include <com/sun/star/uno/XComponentContext.hpp>
#include <drawinglayer/geometry/viewinformation2d.hxx>
#include <vcl/virdev.hxx>
#include <vcl/svapp.hxx>
#include <com/sun/star/awt/PosSize.hpp>
#include <vcl/bitmapex.hxx>
#include <drawinglayer/primitive2d/bitmapprimitive2d.hxx>
#include <tools/diagnose_ex.h>
#include <basegfx/polygon/b2dpolygontools.hxx>
#include <basegfx/polygon/b2dpolygon.hxx>
#include <drawinglayer/primitive2d/polygonprimitive2d.hxx>
#include <drawinglayer/primitive2d/drawinglayer_primitivetypes2d.hxx>
#include <svtools/optionsdrawinglayer.hxx>
#include <toolkit/awt/vclxwindow.hxx>
#include <vcl/window.hxx>
#include <basegfx/matrix/b2dhommatrixtools.hxx>
using namespace com::sun::star;
namespace drawinglayer
{
namespace primitive2d
{
void ControlPrimitive2D::createXControl()
{
if(!mxXControl.is() && getControlModel().is())
{
uno::Reference< beans::XPropertySet > xSet(getControlModel(), uno::UNO_QUERY);
if(xSet.is())
{
uno::Any aValue(xSet->getPropertyValue("DefaultControl"));
OUString aUnoControlTypeName;
if(aValue >>= aUnoControlTypeName)
{
if(!aUnoControlTypeName.isEmpty())
{
uno::Reference< uno::XComponentContext > xContext( ::comphelper::getProcessComponentContext() );
uno::Reference< awt::XControl > xXControl(
xContext->getServiceManager()->createInstanceWithContext(aUnoControlTypeName, xContext), uno::UNO_QUERY);
if(xXControl.is())
{
xXControl->setModel(getControlModel());
// remember XControl
mxXControl = xXControl;
}
}
}
}
}
}
Primitive2DReference ControlPrimitive2D::createBitmapDecomposition(const geometry::ViewInformation2D& rViewInformation) const
{
Primitive2DReference xRetval;
const uno::Reference< awt::XControl >& rXControl(getXControl());
if(rXControl.is())
{
uno::Reference< awt::XWindow > xControlWindow(rXControl, uno::UNO_QUERY);
if(xControlWindow.is())
{
// get decomposition to get size
basegfx::B2DVector aScale, aTranslate;
double fRotate, fShearX;
getTransform().decompose(aScale, aTranslate, fRotate, fShearX);
// get absolute discrete size (no mirror or rotate here)
aScale = basegfx::absolute(aScale);
basegfx::B2DVector aDiscreteSize(rViewInformation.getObjectToViewTransformation() * aScale);
// limit to a maximum square size, e.g. 300x150 pixels (45000)
const SvtOptionsDrawinglayer aDrawinglayerOpt;
const double fDiscreteMax(aDrawinglayerOpt.GetQuadraticFormControlRenderLimit());
const double fDiscreteQuadratic(aDiscreteSize.getX() * aDiscreteSize.getY());
const bool bScaleUsed(fDiscreteQuadratic > fDiscreteMax);
double fFactor(1.0);
if(bScaleUsed)
{
// get factor and adapt to scaled size
fFactor = sqrt(fDiscreteMax / fDiscreteQuadratic);
aDiscreteSize *= fFactor;
}
// go to integer
const sal_Int32 nSizeX(basegfx::fround(aDiscreteSize.getX()));
const sal_Int32 nSizeY(basegfx::fround(aDiscreteSize.getY()));
if(nSizeX > 0 && nSizeY > 0)
{
// prepare VirtualDevice
ScopedVclPtrInstance< VirtualDevice > aVirtualDevice(*Application::GetDefaultDevice());
const Size aSizePixel(nSizeX, nSizeY);
aVirtualDevice->SetOutputSizePixel(aSizePixel);
// set size at control
xControlWindow->setPosSize(0, 0, nSizeX, nSizeY, awt::PosSize::POSSIZE);
// get graphics and view
uno::Reference< awt::XGraphics > xGraphics(aVirtualDevice->CreateUnoGraphics());
uno::Reference< awt::XView > xControlView(rXControl, uno::UNO_QUERY);
if(xGraphics.is() && xControlView.is())
{
// link graphics and view
xControlView->setGraphics(xGraphics);
{ // #i93162# For painting the control setting a Zoom (using setZoom() at the xControlView)
// is needed to define the font size. Normally this is done in
// ViewObjectContactOfUnoControl::createPrimitive2DSequence by using positionControlForPaint().
// For some reason the difference between MapUnit::MapTwipS and MapUnit::Map100thMM still plays
// a role there so that for Draw/Impress/Calc (the MapUnit::Map100thMM users) i need to set a zoom
// here, too. The factor includes the needed scale, but is calculated by pure comparisons. It
// is somehow related to the twips/100thmm relationship.
bool bUserIs100thmm(false);
const uno::Reference< awt::XControl > xControl(xControlView, uno::UNO_QUERY);
if(xControl.is())
{
uno::Reference< awt::XWindowPeer > xWindowPeer(xControl->getPeer());
if(xWindowPeer.is())
{
VCLXWindow* pVCLXWindow = VCLXWindow::GetImplementation(xWindowPeer);
if(pVCLXWindow)
{
VclPtr<vcl::Window> pWindow = pVCLXWindow->GetWindow();
if(pWindow)
{
pWindow = pWindow->GetParent();
if(pWindow && MapUnit::Map100thMM == pWindow->GetMapMode().GetMapUnit())
{
bUserIs100thmm = true;
}
}
}
}
}
if(bUserIs100thmm)
{
// calc screen zoom for text display. fFactor is already added indirectly in aDiscreteSize
basegfx::B2DVector aScreenZoom(
basegfx::fTools::equalZero(aScale.getX()) ? 1.0 : aDiscreteSize.getX() / aScale.getX(),
basegfx::fTools::equalZero(aScale.getY()) ? 1.0 : aDiscreteSize.getY() / aScale.getY());
static double fZoomScale(28.0); // do not ask for this constant factor, but it gets the zoom right
aScreenZoom *= fZoomScale;
// set zoom at control view for text scaling
xControlView->setZoom(static_cast<float>(aScreenZoom.getX()), static_cast<float>(aScreenZoom.getY()));
}
}
try
{
// try to paint it to VirtualDevice
xControlView->draw(0, 0);
// get bitmap
const BitmapEx aContent(aVirtualDevice->GetBitmapEx(Point(), aSizePixel));
// to avoid scaling, use the Bitmap pixel size as primitive size
const Size aBitmapSize(aContent.GetSizePixel());
basegfx::B2DVector aBitmapSizeLogic(
rViewInformation.getInverseObjectToViewTransformation() *
basegfx::B2DVector(aBitmapSize.getWidth() - 1, aBitmapSize.getHeight() - 1));
if(bScaleUsed)
{
// if scaled adapt to scaled size
aBitmapSizeLogic /= fFactor;
}
// short form for scale and translate transformation
const basegfx::B2DHomMatrix aBitmapTransform(basegfx::utils::createScaleTranslateB2DHomMatrix(
aBitmapSizeLogic.getX(), aBitmapSizeLogic.getY(), aTranslate.getX(), aTranslate.getY()));
// create primitive
xRetval = new BitmapPrimitive2D(aContent, aBitmapTransform);
}
catch( const uno::Exception& )
{
DBG_UNHANDLED_EXCEPTION("drawinglayer");
}
}
}
}
}
return xRetval;
}
Primitive2DReference ControlPrimitive2D::createPlaceholderDecomposition() const
{
// create a gray placeholder hairline polygon in object size
basegfx::B2DRange aObjectRange(0.0, 0.0, 1.0, 1.0);
aObjectRange.transform(getTransform());
const basegfx::B2DPolygon aOutline(basegfx::utils::createPolygonFromRect(aObjectRange));
const basegfx::BColor aGrayTone(0xc0 / 255.0, 0xc0 / 255.0, 0xc0 / 255.0);
// The replacement object may also get a text like 'empty group' here later
Primitive2DReference xRetval(new PolygonHairlinePrimitive2D(aOutline, aGrayTone));
return xRetval;
}
void ControlPrimitive2D::create2DDecomposition(Primitive2DContainer& rContainer, const geometry::ViewInformation2D& rViewInformation) const
{
// try to create a bitmap decomposition. If that fails for some reason,
// at least create a replacement decomposition.
Primitive2DReference xReference(createBitmapDecomposition(rViewInformation));
if(!xReference.is())
{
xReference = createPlaceholderDecomposition();
}
rContainer.push_back(xReference);
}
ControlPrimitive2D::ControlPrimitive2D(
const basegfx::B2DHomMatrix& rTransform,
const uno::Reference< awt::XControlModel >& rxControlModel)
: BufferedDecompositionPrimitive2D(),
maTransform(rTransform),
mxControlModel(rxControlModel),
mxXControl(),
maLastViewScaling()
{
}
ControlPrimitive2D::ControlPrimitive2D(
const basegfx::B2DHomMatrix& rTransform,
const uno::Reference< awt::XControlModel >& rxControlModel,
const uno::Reference< awt::XControl >& rxXControl)
: BufferedDecompositionPrimitive2D(),
maTransform(rTransform),
mxControlModel(rxControlModel),
mxXControl(rxXControl),
maLastViewScaling()
{
}
const uno::Reference< awt::XControl >& ControlPrimitive2D::getXControl() const
{
if(!mxXControl.is())
{
const_cast< ControlPrimitive2D* >(this)->createXControl();
}
return mxXControl;
}
bool ControlPrimitive2D::operator==(const BasePrimitive2D& rPrimitive) const
{
// use base class compare operator
if(BufferedDecompositionPrimitive2D::operator==(rPrimitive))
{
const ControlPrimitive2D& rCompare = static_cast<const ControlPrimitive2D&>(rPrimitive);
if(getTransform() == rCompare.getTransform())
{
// check if ControlModel references both are/are not
bool bRetval(getControlModel().is() == rCompare.getControlModel().is());
if(bRetval && getControlModel().is())
{
// both exist, check for equality
bRetval = (getControlModel() == rCompare.getControlModel());
}
if(bRetval)
{
// check if XControl references both are/are not
bRetval = (getXControl().is() == rCompare.getXControl().is());
}
if(bRetval && getXControl().is())
{
// both exist, check for equality
bRetval = (getXControl() == rCompare.getXControl());
}
return bRetval;
}
}
return false;
}
basegfx::B2DRange ControlPrimitive2D::getB2DRange(const geometry::ViewInformation2D& /*rViewInformation*/) const
{
// simply derivate from unit range
basegfx::B2DRange aRetval(0.0, 0.0, 1.0, 1.0);
aRetval.transform(getTransform());
return aRetval;
}
void ControlPrimitive2D::get2DDecomposition(Primitive2DDecompositionVisitor& rVisitor, const geometry::ViewInformation2D& rViewInformation) const
{
// this primitive is view-dependent related to the scaling. If scaling has changed,
// destroy existing decomposition. To detect change, use size of unit size in view coordinates
::osl::MutexGuard aGuard( m_aMutex );
const basegfx::B2DVector aNewScaling(rViewInformation.getObjectToViewTransformation() * basegfx::B2DVector(1.0, 1.0));
if(!getBuffered2DDecomposition().empty())
{
if(!maLastViewScaling.equal(aNewScaling))
{
// conditions of last local decomposition have changed, delete
const_cast< ControlPrimitive2D* >(this)->setBuffered2DDecomposition(Primitive2DContainer());
}
}
if(getBuffered2DDecomposition().empty())
{
// remember ViewTransformation
const_cast< ControlPrimitive2D* >(this)->maLastViewScaling = aNewScaling;
}
// use parent implementation
BufferedDecompositionPrimitive2D::get2DDecomposition(rVisitor, rViewInformation);
}
// provide unique ID
ImplPrimitive2DIDBlock(ControlPrimitive2D, PRIMITIVE2D_ID_CONTROLPRIMITIVE2D)
} // end of namespace primitive2d
} // end of namespace drawinglayer
/* vim:set shiftwidth=4 softtabstop=4 expandtab: */
|