1 /*=========================================================================
4 Module: $RCSfile: vvToolCropImage.cxx,v $
6 Date: $Date: 2010/03/01 15:38:09 $
7 Version: $Revision: 1.3 $
8 Author : David Sarrut (david.sarrut@creatis.insa-lyon.fr)
11 Léon Bérard cancer center http://oncora1.lyon.fnclcc.fr
12 CREATIS-LRMN http://www.creatis.insa-lyon.fr
14 This program is free software: you can redistribute it and/or modify
15 it under the terms of the GNU General Public License as published by
16 the Free Software Foundation, version 3 of the License.
18 This program is distributed in the hope that it will be useful,
19 but WITHOUT ANY WARRANTY; without even the implied warranty of
20 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
21 GNU General Public License for more details.
23 You should have received a copy of the GNU General Public License
24 along with this program. If not, see <http://www.gnu.org/licenses/>.
26 =========================================================================*/
28 #include "vvToolCropImage.h"
31 #include <QApplication>
32 #include <vtkImageClip.h>
33 #include <vtkImageTranslateExtent.h>
34 #include <vtkImageData.h>
35 #include <vtkSmartPointer.h>
38 //------------------------------------------------------------------------------
39 // Create the tool and automagically (I like this word) insert it in
40 // the main window menu.
41 ADD_TOOL(vvToolCropImage);
42 //------------------------------------------------------------------------------
45 //------------------------------------------------------------------------------
46 vvToolCropImage::vvToolCropImage(vvMainWindowBase * parent, Qt::WindowFlags f):
47 vvToolWidgetBase(parent, f),
48 vvToolBase<vvToolCropImage>(parent),
49 Ui::vvToolCropImage() {
52 Ui_vvToolCropImage::setupUi(mToolWidget);
55 //------------------------------------------------------------------------------
58 //------------------------------------------------------------------------------
59 vvToolCropImage::~vvToolCropImage() {
62 //------------------------------------------------------------------------------
65 //------------------------------------------------------------------------------
66 bool vvToolCropImage::close() {
67 for(int i=0; i<6; i++) mReducedExtent[i] = mInitialExtent[i];
69 return vvToolWidgetBase::close();
71 //------------------------------------------------------------------------------
74 //------------------------------------------------------------------------------
75 void vvToolCropImage::reject() {
76 for(int i=0; i<6; i++) mReducedExtent[i] = mInitialExtent[i];
78 return vvToolWidgetBase::reject();
80 //------------------------------------------------------------------------------
83 //------------------------------------------------------------------------------
84 void vvToolCropImage::sliderXMinValueChanged(int s) {
85 xmaxSlider->setMinimum(xminSlider->value());
86 mReducedExtent[0] = xminSlider->value();
89 //------------------------------------------------------------------------------
92 //------------------------------------------------------------------------------
93 void vvToolCropImage::sliderXMaxValueChanged(int s) {
94 xminSlider->setMaximum(xmaxSlider->value());
95 mReducedExtent[1] = xmaxSlider->value();
98 //------------------------------------------------------------------------------
101 //------------------------------------------------------------------------------
102 void vvToolCropImage::sliderYMinValueChanged(int s) {
103 ymaxSlider->setMinimum(yminSlider->value());
104 mReducedExtent[2] = yminSlider->value();
107 //------------------------------------------------------------------------------
110 //------------------------------------------------------------------------------
111 void vvToolCropImage::sliderYMaxValueChanged(int s) {
112 yminSlider->setMaximum(ymaxSlider->value());
113 mReducedExtent[3] = ymaxSlider->value();
116 //------------------------------------------------------------------------------
119 //------------------------------------------------------------------------------
120 void vvToolCropImage::sliderZMinValueChanged(int s) {
121 zmaxSlider->setMinimum(zminSlider->value());
122 mReducedExtent[4] = zminSlider->value();
125 //------------------------------------------------------------------------------
128 //------------------------------------------------------------------------------
129 void vvToolCropImage::sliderZMaxValueChanged(int s) {
130 zminSlider->setMaximum(zmaxSlider->value());
131 mReducedExtent[5] = zmaxSlider->value();
134 //------------------------------------------------------------------------------
137 //------------------------------------------------------------------------------
138 // void vvToolCropImage::sliderTMinValueChanged(int s) {
139 // tmaxSlider->setMinimum(tminSlider->value());
140 // mReducedExtent[6] = tminSlider->value();
143 //------------------------------------------------------------------------------
146 //------------------------------------------------------------------------------
147 // void vvToolCropImage::sliderTMaxValueChanged(int s) {
148 // tminSlider->setMaximum(tmaxSlider->value());
149 // mReducedExtent[7] = tmaxSlider->value();
152 //------------------------------------------------------------------------------
155 //------------------------------------------------------------------------------
156 void vvToolCropImage::UpdateExtent() {
157 for(int i=0; i<mCurrentSlicerManager->NumberOfSlicers(); i++) {
158 mCurrentSlicerManager->GetSlicer(i)->SetReducedExtent(mReducedExtent);
159 mCurrentSlicerManager->GetSlicer(i)->ForceUpdateDisplayExtent();
160 mCurrentSlicerManager->GetSlicer(i)->Render();
163 //------------------------------------------------------------------------------
166 //------------------------------------------------------------------------------
167 void vvToolCropImage::InputIsSelected(vvSlicerManager * slicer) {
169 // Change interface according to number of dimension
170 mExtentSize = 2*slicer->GetDimension();
171 // if (slicer->GetDimension()<4) {
172 // mTLabel1->setHidden(true);
173 // mTLabel2->setHidden(true);
174 // tminSlider->setHidden(true);
175 // tmaxSlider->setHidden(true);
176 // spin_tmin->setHidden(true);
177 // spin_tmax->setHidden(true);
179 if (slicer->GetDimension()<3) {
180 mZLabel1->setHidden(true);
181 mZLabel2->setHidden(true);
182 zminSlider->setHidden(true);
183 zmaxSlider->setHidden(true);
184 spin_zmin->setHidden(true);
185 spin_zmax->setHidden(true);
188 // Record initial extend
189 mReducedExtent = new int[mExtentSize];
190 mInitialExtent = new int[mExtentSize];
191 mReducedExtent = mCurrentSlicerManager->GetImage()->GetFirstVTKImageData()->GetWholeExtent();
192 for(int i=0; i<6; i++) mInitialExtent[i] = mReducedExtent[i];
193 for(int i=0; i<mCurrentSlicerManager->NumberOfSlicers(); i++) {
194 mCurrentSlicerManager->GetSlicer(i)->EnableReducedExtent(true);
198 // mIntensitySlider->SetImage(mCurrentImage);
199 //mIntensitySlider->setEnabled(false);
201 // Set initial sliders values
202 std::vector<int> imsize = mCurrentSlicerManager->GetImage()->GetSize();
203 xminSlider->setMaximum(imsize[0]-1);
204 xmaxSlider->setMaximum(imsize[0]-1);
205 xmaxSlider->setValue(imsize[0]-1);
207 yminSlider->setMaximum(imsize[1]-1);
208 ymaxSlider->setMaximum(imsize[1]-1);
209 ymaxSlider->setValue(imsize[1]-1);
211 if (slicer->GetDimension() >2) {
212 zminSlider->setMaximum(imsize[2]-1);
213 zmaxSlider->setMaximum(imsize[2]-1);
214 zmaxSlider->setValue(imsize[2]-1);
217 // if (slicer->GetDimension() >3) {
218 // tminSlider->setMaximum(imsize[3]-1);
219 // tmaxSlider->setMaximum(imsize[3]-1);
220 // tmaxSlider->setValue(imsize[3]-1);
223 spin_xmin->setMaximum(imsize[0]-1);
224 spin_xmax->setMaximum(imsize[0]-1);
225 spin_xmax->setValue(imsize[0]-1);
227 spin_ymin->setMaximum(imsize[1]-1);
228 spin_ymax->setMaximum(imsize[1]-1);
229 spin_ymax->setValue(imsize[1]-1);
231 if (slicer->GetDimension() >2) {
232 spin_zmin->setMaximum(imsize[2]-1);
233 spin_zmax->setMaximum(imsize[2]-1);
234 spin_zmax->setValue(imsize[2]-1);
237 // if (slicer->GetDimension() >3) {
238 // spin_tmin->setMaximum(imsize[3]-1);
239 // spin_tmax->setMaximum(imsize[3]-1);
240 // spin_tmax->setValue(imsize[3]-1);
244 connect(xminSlider, SIGNAL(valueChanged(int)), this, SLOT(sliderXMinValueChanged(int)));
245 connect(xmaxSlider, SIGNAL(valueChanged(int)), this, SLOT(sliderXMaxValueChanged(int)));
246 connect(yminSlider, SIGNAL(valueChanged(int)), this, SLOT(sliderYMinValueChanged(int)));
247 connect(ymaxSlider, SIGNAL(valueChanged(int)), this, SLOT(sliderYMaxValueChanged(int)));
248 connect(zminSlider, SIGNAL(valueChanged(int)), this, SLOT(sliderZMinValueChanged(int)));
249 connect(zmaxSlider, SIGNAL(valueChanged(int)), this, SLOT(sliderZMaxValueChanged(int)));
250 // connect(tminSlider, SIGNAL(valueChanged(int)), this, SLOT(sliderTMinValueChanged(int)));
251 // connect(tmaxSlider, SIGNAL(valueChanged(int)), this, SLOT(sliderTMaxValueChanged(int)));
253 // connect(mIntensitySlider, SIGNAL(valueChanged(double)), this, SLOT(autoCropValueChanged(double)));
255 //------------------------------------------------------------------------------
258 //------------------------------------------------------------------------------
259 void vvToolCropImage::autoCropValueChanged(double v) {
261 // vvImageToITKImageVector -> TODO a generic method
262 // then sliceriterator on each dimension from in to max
263 // ==> make a clitkGenericFilter even for the regular apply ...
265 //------------------------------------------------------------------------------
268 //------------------------------------------------------------------------------
269 void vvToolCropImage::apply() {
271 QApplication::setOverrideCursor(QCursor(Qt::WaitCursor));
272 vvImage::Pointer mResult=vvImage::New();
273 vvImage::Pointer image= mCurrentSlicerManager->GetImage();
274 for (std::vector<vtkImageData*>::const_iterator i=image->GetVTKImages().begin();
275 i!=image->GetVTKImages().end();i++)
277 vtkSmartPointer<vtkImageClip> filter=vtkSmartPointer<vtkImageClip>::New();
278 ///Vtk is very weird, you need to "translate the extent" to get the correct origin
279 //http://markmail.org/message/vndc2tr6kcabiakp#query:vtkImageClip%20origin+page:1+mid:6na7y57floutklvz+state:results
280 vtkSmartPointer<vtkImageTranslateExtent> translate=vtkSmartPointer<vtkImageTranslateExtent>::New();
281 filter->SetInput(*i);
282 filter->SetOutputWholeExtent(xminSlider->value(),xmaxSlider->value(),
283 yminSlider->value(),ymaxSlider->value(),
284 zminSlider->value(),zmaxSlider->value());
285 translate->SetTranslation(-xminSlider->value(),-yminSlider->value(),-zminSlider->value());
286 translate->SetInput(filter->GetOutput());
287 filter->ClipDataOn(); //Really create a cropped copy of the image
289 vtkImageData* output=vtkImageData::New();
290 output->ShallowCopy(translate->GetOutput());
291 mResult->AddImage(output);
293 QApplication::restoreOverrideCursor();
294 std::ostringstream osstream;
295 osstream << "Crop_" << mCurrentSlicerManager->GetSlicer(0)->GetFileName() << ".mhd";
296 AddImage(mResult, osstream.str());
299 //------------------------------------------------------------------------------