1 /*
2 * Copyright (c) 2008 Cyrille Berger <cberger@cberger.net>
3 * Copyright (c) 2015 Moritz Molch <kde@moritzmolch.de>
4 *
5 * This library is free software; you can redistribute it and/or modify
6 * it under the terms of the GNU Lesser General Public License as published by
7 * the Free Software Foundation; version 2 of the License, or
8 * (at your option) any later version.
9 *
10 * This library is distributed in the hope that it will be useful,
11 * but WITHOUT ANY WARRANTY; without even the implied warranty of
12 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
13 * GNU Lesser General Public License for more details.
14 *
15 * You should have received a copy of the GNU Lesser General Public License
16 * along with this program; if not, write to the Free Software
17 * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
18 */
19
20 #include "kis_specific_color_selector_widget.h"
21 #include <QLabel>
22 #include <QVBoxLayout>
23 #include <QCheckBox>
24 #include <QSpacerItem>
25
26 #include <klocalizedstring.h>
27 #include <kconfiggroup.h>
28 #include <kconfig.h>
29 #include <ksharedconfig.h>
30
31 #include <KoChannelInfo.h>
32 #include <KoColorSpace.h>
33 #include <KoColorSpaceRegistry.h>
34 #include <KoColorModelStandardIds.h>
35
36 #include <kis_color_input.h>
37 #include <KoColorProfile.h>
38 #include <kis_debug.h>
39 #include <kis_color_space_selector.h>
40 #include <kis_signal_compressor.h>
41 #include <kis_display_color_converter.h>
42 #include <kis_popup_button.h>
43 #include <kis_icon_utils.h>
44
45 #include "ui_wdgSpecificColorSelectorWidget.h"
46
KisSpecificColorSelectorWidget(QWidget * parent)47 KisSpecificColorSelectorWidget::KisSpecificColorSelectorWidget(QWidget* parent)
48 : QWidget(parent)
49 , m_colorSpace(0)
50 , m_spacer(0)
51 , m_updateCompressor(new KisSignalCompressor(10, KisSignalCompressor::POSTPONE, this))
52 , m_customColorSpaceSelected(false)
53 , m_displayConverter(0)
54 {
55
56 m_ui.reset(new Ui_wdgSpecificColorSelectorWidget());
57 m_ui->setupUi(this);
58
59 m_updateAllowed = true;
60 connect(m_updateCompressor, SIGNAL(timeout()), SLOT(updateTimeout()));
61
62 m_colorspaceSelector = new KisColorSpaceSelector(this);
63 connect(m_colorspaceSelector, SIGNAL(colorSpaceChanged(const KoColorSpace*)), this, SLOT(setCustomColorSpace(const KoColorSpace*)));
64
65 m_ui->colorspacePopupButton->setPopupWidget(m_colorspaceSelector);
66
67 connect(m_ui->chkUsePercentage, SIGNAL(toggled(bool)), this, SLOT(onChkUsePercentageChanged(bool)));
68
69 KConfigGroup cfg = KSharedConfig::openConfig()->group(QString());
70 m_ui->chkUsePercentage->setChecked(cfg.readEntry("SpecificColorSelector/UsePercentage", false));
71 m_ui->chkUsePercentage->setIcon(KisIconUtils::loadIcon("ratio"));
72
73 m_colorspaceSelector->showColorBrowserButton(false);
74
75 m_spacer = new QSpacerItem(0, 0, QSizePolicy::Expanding, QSizePolicy::Expanding);
76 m_ui->slidersLayout->addItem(m_spacer);
77 }
78
~KisSpecificColorSelectorWidget()79 KisSpecificColorSelectorWidget::~KisSpecificColorSelectorWidget()
80 {
81 KConfigGroup cfg = KSharedConfig::openConfig()->group(QString());
82 cfg.writeEntry("SpecificColorSelector/UsePercentage", m_ui->chkUsePercentage->isChecked());
83 }
84
customColorSpaceUsed()85 bool KisSpecificColorSelectorWidget::customColorSpaceUsed()
86 {
87 return m_customColorSpaceSelected;
88 }
89
resizeEvent(QResizeEvent * event)90 void KisSpecificColorSelectorWidget::resizeEvent(QResizeEvent *event)
91 {
92 QWidget::resizeEvent(event);
93
94 if (m_colorSpace) {
95 QString elidedColorspaceName = m_ui->colorspacePopupButton->fontMetrics().elidedText(
96 m_colorSpace->name(), Qt::ElideRight,
97 m_ui->colorspacePopupButton->width()
98 );
99 m_ui->colorspacePopupButton->setText(elidedColorspaceName);
100 }
101 }
102
setDisplayConverter(KisDisplayColorConverter * displayConverter)103 void KisSpecificColorSelectorWidget::setDisplayConverter(KisDisplayColorConverter *displayConverter)
104 {
105 const bool needsForceUpdate = m_displayConverter != displayConverter;
106
107 m_displayConverter = displayConverter;
108
109 if (m_displayConverter) {
110 m_converterConnection.clear();
111 m_converterConnection.addConnection(m_displayConverter, SIGNAL(displayConfigurationChanged()), this, SLOT(rereadCurrentColorSpace()), Qt::UniqueConnection);
112 }
113
114 rereadCurrentColorSpace(needsForceUpdate);
115 }
116
rereadCurrentColorSpace(bool force)117 void KisSpecificColorSelectorWidget::rereadCurrentColorSpace(bool force)
118 {
119 if (m_displayConverter && !m_customColorSpaceSelected) {
120 m_colorSpace = m_displayConverter->paintingColorSpace();
121 }
122
123 setColorSpace(m_colorSpace, force);
124 setColor(m_color);
125 }
126
setColorSpace(const KoColorSpace * cs,bool force)127 void KisSpecificColorSelectorWidget::setColorSpace(const KoColorSpace* cs, bool force)
128 {
129 Q_ASSERT(cs);
130 dbgPlugins << cs->id() << " " << cs->profile()->name();
131
132 if (*m_colorSpace == *cs && !force) {
133 Q_FOREACH (KisColorInput* input, m_inputs) {
134 input->update();
135 }
136
137 return;
138 }
139
140 if (cs->colorDepthId() == Integer8BitsColorDepthID || cs->colorDepthId() == Integer16BitsColorDepthID) {
141 m_ui->chkUsePercentage->setVisible(true);
142 } else {
143 m_ui->chkUsePercentage->setVisible(false);
144 }
145
146 m_colorSpace = KoColorSpaceRegistry::instance()->colorSpace(cs->colorModelId().id(), cs->colorDepthId().id(), cs->profile());
147 Q_ASSERT(m_colorSpace);
148 Q_ASSERT(*m_colorSpace == *cs);
149
150 QString elidedColorspaceName = m_ui->colorspacePopupButton->fontMetrics().elidedText(
151 m_colorSpace->name(), Qt::ElideRight,
152 m_ui->colorspacePopupButton->width()
153 );
154 m_ui->colorspacePopupButton->setText(elidedColorspaceName);
155
156 m_color = KoColor(m_color, m_colorSpace);
157 Q_FOREACH (KisColorInput* input, m_inputs) {
158 delete input;
159 }
160 m_inputs.clear();
161
162 m_ui->slidersLayout->removeItem(m_spacer);
163
164 QList<KoChannelInfo *> channels = KoChannelInfo::displayOrderSorted(m_colorSpace->channels());
165
166 KoColorDisplayRendererInterface *displayRenderer =
167 m_displayConverter ?
168 m_displayConverter->displayRendererInterface() :
169 KisDisplayColorConverter::dumbConverterInstance()->displayRendererInterface();
170
171 Q_FOREACH (KoChannelInfo* channel, channels) {
172 if (channel->channelType() == KoChannelInfo::COLOR) {
173 KisColorInput* input = 0;
174 switch (channel->channelValueType()) {
175 case KoChannelInfo::UINT8:
176 case KoChannelInfo::UINT16:
177 case KoChannelInfo::UINT32: {
178 input = new KisIntegerColorInput(this, channel, &m_color, displayRenderer, m_ui->chkUsePercentage->isChecked());
179 }
180 break;
181 case KoChannelInfo::FLOAT16:
182 case KoChannelInfo::FLOAT32: {
183 input = new KisFloatColorInput(this, channel, &m_color, displayRenderer);
184 }
185 break;
186 default:
187 Q_ASSERT(false);
188 input = 0;
189 }
190 if (input) {
191 connect(input, SIGNAL(updated()), this, SLOT(update()));
192 connect(this, SIGNAL(updated()), input, SLOT(update()));
193
194 m_inputs.append(input);
195 m_ui->slidersLayout->addWidget(input);
196 }
197 }
198 }
199
200 QList<QLabel*> labels;
201 int labelWidth = 0;
202
203 Q_FOREACH (KisColorInput* input, m_inputs) {
204 Q_FOREACH (QLabel* label, input->findChildren<QLabel*>()) {
205 labels.append(label);
206 labelWidth = qMax(labelWidth, label->sizeHint().width());
207 }
208 }
209
210 Q_FOREACH (QLabel *label, labels) {
211 label->setMinimumWidth(labelWidth);
212 }
213
214 bool allChannels8Bit = true;
215 Q_FOREACH (KoChannelInfo* channel, channels) {
216 if (channel->channelType() == KoChannelInfo::COLOR && channel->channelValueType() != KoChannelInfo::UINT8) {
217 allChannels8Bit = false;
218 }
219 }
220 if (allChannels8Bit) {
221 KisColorInput* input = new KisHexColorInput(this, &m_color, displayRenderer);
222 m_inputs.append(input);
223 m_ui->slidersLayout->addWidget(input);
224 connect(input, SIGNAL(updated()), this, SLOT(update()));
225 connect(this, SIGNAL(updated()), input, SLOT(update()));
226 }
227 m_ui->slidersLayout->addItem(m_spacer);
228
229 m_colorspaceSelector->blockSignals(true);
230 m_colorspaceSelector->setCurrentColorSpace(cs);
231 m_colorspaceSelector->blockSignals(false);
232
233 m_updateAllowed = false;
234 emit(updated());
235 m_updateAllowed = true;
236 }
237
update()238 void KisSpecificColorSelectorWidget::update()
239 {
240 if (m_updateAllowed) {
241 m_updateCompressor->start();
242 }
243 }
setColor(const KoColor & c)244 void KisSpecificColorSelectorWidget::setColor(const KoColor& c)
245 {
246 m_updateAllowed = false;
247 m_color.fromKoColor(c);
248 emit(updated());
249 m_updateAllowed = true;
250 }
251
updateTimeout()252 void KisSpecificColorSelectorWidget::updateTimeout()
253 {
254 emit(colorChanged(m_color));
255 }
256
setCustomColorSpace(const KoColorSpace * colorSpace)257 void KisSpecificColorSelectorWidget::setCustomColorSpace(const KoColorSpace *colorSpace)
258 {
259 m_customColorSpaceSelected = true;
260 setColorSpace(colorSpace);
261 setColor(m_color);
262 }
263
onChkUsePercentageChanged(bool isChecked)264 void KisSpecificColorSelectorWidget::onChkUsePercentageChanged(bool isChecked)
265 {
266 for (auto input: m_inputs) {
267 input->setPercentageWise(isChecked);
268 }
269 emit(updated());
270 }
271