Differential D12692 Diff 46345 src/QuickEditor/QuickEditor.cpp

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src/QuickEditor/QuickEditor.cpp

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30const int QuickEditor::selectionBoxPaddingY = 4; 30​const int QuickEditor::selectionBoxPaddingY = 4;
31const int QuickEditor::selectionBoxMarginY = 2; 31​const int QuickEditor::selectionBoxMarginY = 2;
32 32​
33const int QuickEditor::bottomHelpBoxPaddingX = 12; 33​const int QuickEditor::bottomHelpBoxPaddingX = 12;
34const int QuickEditor::bottomHelpBoxPaddingY = 8; 34​const int QuickEditor::bottomHelpBoxPaddingY = 8;
35const int QuickEditor::bottomHelpBoxPairSpacing = 6; 35​const int QuickEditor::bottomHelpBoxPairSpacing = 6;
36const int QuickEditor::bottomHelpBoxLineHeight = 24; 36​const int QuickEditor::bottomHelpBoxLineHeight = 24;
37 37​
38​const int QuickEditor::magZoom = 5;
39​const int QuickEditor::magPixels = 16;
40​const int QuickEditor::magOffset = 32;
41​
38QuickEditor::QuickEditor(const QPixmap& pixmap, QObject* parent) : 42​QuickEditor::QuickEditor(const QPixmap& pixmap, QObject* parent) :
39 mMaskColour(QColor::fromRgbF(0, 0, 0, 0.15)), 43​ mMaskColour(QColor::fromRgbF(0, 0, 0, 0.15)),
40 mStrokeColour(palette().highlight().color()), 44​ mStrokeColour(palette().highlight().color()),
45​ mCrossColour(QColor::fromRgbF(mStrokeColour.redF(), mStrokeColour.greenF(), mStrokeColour.blueF(), 0.7)),
41 mLabelBackgroundColour(QColor::fromRgbF( 46​ mLabelBackgroundColour(QColor::fromRgbF(
42 palette().light().color().redF(), 47​ palette().light().color().redF(),
43 palette().light().color().greenF(), 48​ palette().light().color().greenF(),
44 palette().light().color().blueF(), 49​ palette().light().color().blueF(),
45 0.85 50​ 0.85
46 )), 51​ )),
47 mLabelForegroundColour(palette().windowText().color()), 52​ mLabelForegroundColour(palette().windowText().color()),
48 mMidHelpText(tr("Click and drag to draw a selection rectangle,\nor press Esc to quit")), 53​ mMidHelpText(tr("Click and drag to draw a selection rectangle,\nor press Esc to quit")),
49 mMidHelpTextFont(font()), 54​ mMidHelpTextFont(font()),
50 mBottomHelpText({ 55​ mBottomHelpText({
51 {QStaticText(tr("Enter, double-click:")), QStaticText(tr("Take screenshot"))}, 56​ {QStaticText(tr("Enter, double-click:")), QStaticText(tr("Take screenshot"))},
52 {QStaticText(tr("Shift:")), QStaticText(tr("Hold to toggle magnifier"))}, 57​ {QStaticText(tr("Shift:")), QStaticText(tr("Hold to toggle magnifier"))},
53 {QStaticText(tr("Right-click:")), QStaticText(tr("Reset selection"))}, 58​ {QStaticText(tr("Right-click:")), QStaticText(tr("Reset selection"))},
54 {QStaticText(tr("Esc:")), QStaticText(tr("Cancel"))}, 59​ {QStaticText(tr("Esc:")), QStaticText(tr("Cancel"))},
55 }), 60​ }),
56 mBottomHelpTextFont(font()), 61​ mBottomHelpTextFont(font()),
57 mBottomHelpGridLeftWidth(0), 62​ mBottomHelpGridLeftWidth(0),
58 mMouseDragState(MouseState::None), 63​ mMouseDragState(MouseState::None),
59 mPixmap(pixmap) 64​ mPixmap(pixmap),
65​ mMagnifierAllowed(false),
66​ mShowMagnifier(SpectacleConfig::instance()->showMagnifierChecked()),
67​ mToggleMagnifier(false)
60{ 68​{
61 Q_UNUSED(parent); 69​ Q_UNUSED(parent);
62 70​
63 SpectacleConfig *config = SpectacleConfig::instance(); 71​ SpectacleConfig *config = SpectacleConfig::instance();
64 if (config->useLightRegionMaskColour()) { 72​ if (config->useLightRegionMaskColour()) {
65 mMaskColour = QColor(255, 255, 255, 100); 73​ mMaskColour = QColor(255, 255, 255, 100);
66 } 74​ }
67 75​
▲ Show 20 Lines • Show All 58 Lines • ▼ Show 20 Line(s)132 case Qt::Key_Escape:
126 delete this; 134​ delete this;
127 break; 135​ break;
128 case Qt::Key_Return: 136​ case Qt::Key_Return:
129 case Qt::Key_Enter: 137​ case Qt::Key_Enter:
130 acceptSelection(); 138​ acceptSelection();
131 default: 139​ default:
132 break; 140​ break;
133 } 141​ }
142​ if (event->modifiers() & Qt::ShiftModifier) {
143​ mToggleMagnifier = true;
144​ update();
145​ }
146​ event->accept();
147​}
148​
149​void QuickEditor::keyReleaseEvent(QKeyEvent* event)
150​{
151​ if (mToggleMagnifier && !(event->modifiers() & Qt::ShiftModifier)) {
152​ mToggleMagnifier = false;
153​ update();
154​ }
155​ event->accept();
134} 156​}
135 157​
136void QuickEditor::mousePressEvent(QMouseEvent* event) 158​void QuickEditor::mousePressEvent(QMouseEvent* event)
137{ 159​{
138 if (event->button() & Qt::LeftButton) { 160​ if (event->button() & Qt::LeftButton) {
139 const QPointF& pos = event->screenPos(); 161​ const QPointF& pos = event->screenPos();
162​ mMousePos = pos;
163​ mMagnifierAllowed = true;
140 mMouseDragState = whereIsTheMouse(pos); 164​ mMouseDragState = whereIsTheMouse(pos);
141 switch(mMouseDragState) { 165​ switch(mMouseDragState) {
142 case MouseState::Outside: 166​ case MouseState::Outside:
143 mStartPos = pos; 167​ mStartPos = pos;
144 break; 168​ break;
145 case MouseState::Inside: 169​ case MouseState::Inside:
146 mStartPos = pos; 170​ mStartPos = pos;
171​ mMagnifierAllowed = false;
147 mInitialTopLeft = mSelection.topLeft(); 172​ mInitialTopLeft = mSelection.topLeft();
148 setCursor(Qt::ClosedHandCursor); 173​ setCursor(Qt::ClosedHandCursor);
149 break; 174​ break;
150 case MouseState::Top: 175​ case MouseState::Top:
151 case MouseState::Left: 176​ case MouseState::Left:
152 case MouseState::TopLeft: 177​ case MouseState::TopLeft:
153 mStartPos = mSelection.bottomRight(); 178​ mStartPos = mSelection.bottomRight();
154 break; 179​ break;
155 case MouseState::Bottom: 180​ case MouseState::Bottom:
156 case MouseState::Right: 181​ case MouseState::Right:
157 case MouseState::BottomRight: 182​ case MouseState::BottomRight:
158 mStartPos = mSelection.topLeft(); 183​ mStartPos = mSelection.topLeft();
159 break; 184​ break;
160 case MouseState::TopRight: 185​ case MouseState::TopRight:
161 mStartPos = mSelection.bottomLeft(); 186​ mStartPos = mSelection.bottomLeft();
162 break; 187​ break;
163 case MouseState::BottomLeft: 188​ case MouseState::BottomLeft:
164 mStartPos = mSelection.topRight(); 189​ mStartPos = mSelection.topRight();
165 default: 190​ default:
166 break; 191​ break;
167 } 192​ }
168 } 193​ }
194​ if (mMagnifierAllowed) {
195​ update();
196​ }
169 event->accept(); 197​ event->accept();
170} 198​}
171 199​
172void QuickEditor::mouseMoveEvent(QMouseEvent* event) 200​void QuickEditor::mouseMoveEvent(QMouseEvent* event)
173{ 201​{
174 const QPointF& pos = event->screenPos(); 202​ const QPointF& pos = event->screenPos();
203​ mMousePos = pos;
204​ mMagnifierAllowed = true;
175 switch (mMouseDragState) { 205​ switch (mMouseDragState) {
176 case MouseState::None: { 206​ case MouseState::None: {
177 setMouseCursor(pos); 207​ setMouseCursor(pos);
208​ mMagnifierAllowed = false;
178 break; 209​ break;
179 } 210​ }
180 case MouseState::TopLeft: 211​ case MouseState::TopLeft:
181 case MouseState::TopRight: 212​ case MouseState::TopRight:
182 case MouseState::BottomRight: 213​ case MouseState::BottomRight:
183 case MouseState::BottomLeft: 214​ case MouseState::BottomLeft:
184 case MouseState::Outside: { 215​ case MouseState::Outside: {
185 mSelection.setRect( 216​ mSelection.setRect(
Show All 23 Lines238 mSelection.setRect(
209 mSelection.y(), 240​ mSelection.y(),
210 qAbs(pos.x() - mStartPos.x()) + dprI, 241​ qAbs(pos.x() - mStartPos.x()) + dprI,
211 mSelection.height() 242​ mSelection.height()
212 ); 243​ );
213 update(); 244​ update();
214 break; 245​ break;
215 } 246​ }
216 case MouseState::Inside: { 247​ case MouseState::Inside: {
248​ mMagnifierAllowed = false;
217 // We use some math here to figure out if the diff with which we 249​ // We use some math here to figure out if the diff with which we
218 // move the rectangle with moves it out of bounds, 250​ // move the rectangle with moves it out of bounds,
219 // in which case we adjust the diff to not let that happen 251​ // in which case we adjust the diff to not let that happen
220 252​
221 // new top left point of the rectangle 253​ // new top left point of the rectangle
222 QPointF newTopLeft = pos - mStartPos + mInitialTopLeft; 254​ QPointF newTopLeft = pos - mStartPos + mInitialTopLeft;
223 255​
224 // the max coordinates of the top left point 256​ // the max coordinates of the top left point
▲ Show 20 Lines • Show All 79 Lines • ▼ Show 20 Line(s)326 if (!mSelection.size().isEmpty() || mMouseDragState != MouseState::None) {
304 } 336​ }
305 337​
306 drawSelectionSizeTooltip(painter); 338​ drawSelectionSizeTooltip(painter);
307 if (mMouseDragState == MouseState::None) { // mouse is up 339​ if (mMouseDragState == MouseState::None) { // mouse is up
308 if ((mSelection.width() > 20) && (mSelection.height() > 20)) { 340​ if ((mSelection.width() > 20) && (mSelection.height() > 20)) {
309 drawDragHandles(painter); 341​ drawDragHandles(painter);
310 } 342​ }
311 343​
344​ } else if (mMagnifierAllowed && (mShowMagnifier ^ mToggleMagnifier)) {
345​ drawMagnifier(painter);
312 } 346​ }
313 drawBottomHelpText(painter); 347​ drawBottomHelpText(painter);
314 } else { 348​ } else {
315 drawMidHelpText(painter); 349​ drawMidHelpText(painter);
316 } 350​ }
317} 351​}
318 352​
319void QuickEditor::layoutBottomHelpText() 353​void QuickEditor::layoutBottomHelpText()
▲ Show 20 Lines • Show All 92 Lines • ▼ Show 20 Line(s)402{
412 // left-center handle 446​ // left-center handle
413 path.moveTo(leftX, centerY); 447​ path.moveTo(leftX, centerY);
414 path.arcTo(leftX - midHandleRadius, centerY - midHandleRadius, midHandleDiameter, midHandleDiameter, 90, -180); 448​ path.arcTo(leftX - midHandleRadius, centerY - midHandleRadius, midHandleDiameter, midHandleDiameter, 90, -180);
415 449​
416 // draw the path 450​ // draw the path
417 painter.fillPath(path, mStrokeColour); 451​ painter.fillPath(path, mStrokeColour);
418} 452​}
419 453​
454​void QuickEditor::drawMagnifier(QPainter &painter)
455​{
456​ const int pixels = 2 * magPixels + 1;
457​ int magX = mMousePos.x() * devicePixelRatioF() - magPixels;
458​ int offsetX = 0;
459​ if (magX < 0) {
460​ offsetX = magX;
461​ magX = 0;
462​ } else {
463​ const int maxX = mPixmap.width() - pixels;
464​ if (magX > maxX) {
465​ offsetX = magX - maxX;
466​ magX = maxX;
467​ }
468​ }
469​ int magY = mMousePos.y() * devicePixelRatioF() - magPixels;
470​ int offsetY = 0;
471​ if (magY < 0) {
472​ offsetY = magY;
473​ magY = 0;
474​ } else {
475​ const int maxY = mPixmap.height() - pixels;
476​ if (magY > maxY) {
477​ offsetY = magY - maxY;
478​ magY = maxY;
479​ }
480​ }
481​ QRectF magniRect(magX, magY, pixels, pixels);
482​
483​ qreal drawPosX = mMousePos.x() + magOffset + pixels * magZoom / 2;
484​ if (drawPosX > width() - pixels * magZoom / 2) {
485​ drawPosX = mMousePos.x() - magOffset - pixels * magZoom / 2;
486​ }
487​ qreal drawPosY = mMousePos.y() + magOffset + pixels * magZoom / 2;
488​ if (drawPosY > height() - pixels * magZoom / 2) {
489​ drawPosY = mMousePos.y() - magOffset - pixels * magZoom / 2;
490​ }
491​ QPointF drawPos(drawPosX, drawPosY);
492​ QRectF crossHairTop(drawPos.x() + magZoom * (offsetX - 0.5), drawPos.y() - magZoom * (magPixels + 0.5), magZoom, magZoom * (magPixels + offsetY));
493​ QRectF crossHairRight(drawPos.x() + magZoom * (0.5 + offsetX), drawPos.y() + magZoom * (offsetY - 0.5), magZoom * (magPixels - offsetX), magZoom);
494​ QRectF crossHairBottom(drawPos.x() + magZoom * (offsetX - 0.5), drawPos.y() + magZoom * (0.5 + offsetY), magZoom, magZoom * (magPixels - offsetY));
495​ QRectF crossHairLeft(drawPos.x() - magZoom * (magPixels + 0.5), drawPos.y() + magZoom * (offsetY - 0.5), magZoom * (magPixels + offsetX), magZoom);
496​ QRectF crossHairBorder(drawPos.x() - magZoom * (magPixels + 0.5) - 1, drawPos.y() - magZoom * (magPixels + 0.5) - 1, pixels * magZoom + 2, pixels * magZoom + 2);
497​ const auto frag = QPainter::PixmapFragment::create(drawPos, magniRect, magZoom, magZoom);
498​
499​ painter.fillRect(crossHairBorder, mLabelForegroundColour);
500​ painter.drawPixmapFragments(&frag, 1, mPixmap, QPainter::OpaqueHint);
501​ painter.setCompositionMode(QPainter::CompositionMode_SourceOver);
502​ for (auto& rect : { crossHairTop, crossHairRight, crossHairBottom, crossHairLeft }) {
503​ painter.fillRect(rect, mCrossColour);
504​ }
505​}
506​
420void QuickEditor::drawMidHelpText(QPainter &painter) 507​void QuickEditor::drawMidHelpText(QPainter &painter)
421{ 508​{
422 painter.fillRect(geometry(), mMaskColour); 509​ painter.fillRect(geometry(), mMaskColour);
423 painter.setFont(mMidHelpTextFont); 510​ painter.setFont(mMidHelpTextFont);
424 QRect textSize = painter.boundingRect(QRect(), Qt::AlignCenter, mMidHelpText); 511​ QRect textSize = painter.boundingRect(QRect(), Qt::AlignCenter, mMidHelpText);
425 QPoint pos((width() - textSize.width()) / 2, (height() - textSize.height()) / 2); 512​ QPoint pos((width() - textSize.width()) / 2, (height() - textSize.height()) / 2);
426 513​
427 painter.setBrush(mLabelBackgroundColour); 514​ painter.setBrush(mLabelBackgroundColour);
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