diff options
| author | german <german@thesoftwareartisans.com> | 2021-01-02 22:04:50 -0600 |
|---|---|---|
| committer | german <german@thesoftwareartisans.com> | 2021-01-15 09:05:17 -0600 |
| commit | 8495e1bd8373fed993975e40c360c87409455e9e (patch) | |
| tree | fffff1304673212280dc0e927b69efa3ca4fc8b3 /src/yuzu/bootmanager.cpp | |
| parent | d8df9a16bd4f4517b024c17446a94915493d7f3d (diff) | |
Add mutitouch support for touch screens
Diffstat (limited to 'src/yuzu/bootmanager.cpp')
| -rw-r--r-- | src/yuzu/bootmanager.cpp | 73 |
1 files changed, 54 insertions, 19 deletions
diff --git a/src/yuzu/bootmanager.cpp b/src/yuzu/bootmanager.cpp index e6c8f18afc..1f91514ef4 100644 --- a/src/yuzu/bootmanager.cpp +++ b/src/yuzu/bootmanager.cpp @@ -394,7 +394,7 @@ void GRenderWindow::mousePressEvent(QMouseEvent* event) { input_subsystem->GetMouse()->PressButton(x, y, event->button()); if (event->button() == Qt::LeftButton) { - this->TouchPressed(x, y); + this->TouchPressed(x, y, 0); } emit MouseActivity(); @@ -409,7 +409,7 @@ void GRenderWindow::mouseMoveEvent(QMouseEvent* event) { auto pos = event->pos(); const auto [x, y] = ScaleTouch(pos); input_subsystem->GetMouse()->MouseMove(x, y); - this->TouchMoved(x, y); + this->TouchMoved(x, y, 0); emit MouseActivity(); } @@ -423,36 +423,71 @@ void GRenderWindow::mouseReleaseEvent(QMouseEvent* event) { input_subsystem->GetMouse()->ReleaseButton(event->button()); if (event->button() == Qt::LeftButton) { - this->TouchReleased(); + this->TouchReleased(0); } } void GRenderWindow::TouchBeginEvent(const QTouchEvent* event) { - // TouchBegin always has exactly one touch point, so take the .first() - const auto [x, y] = ScaleTouch(event->touchPoints().first().pos()); - this->TouchPressed(x, y); + QList<QTouchEvent::TouchPoint> touch_points = event->touchPoints(); + for (const auto& touch_point : touch_points) { + if (!TouchUpdate(touch_point)) { + TouchStart(touch_point); + } + } } void GRenderWindow::TouchUpdateEvent(const QTouchEvent* event) { - QPointF pos; - int active_points = 0; - - // average all active touch points - for (const auto& tp : event->touchPoints()) { - if (tp.state() & (Qt::TouchPointPressed | Qt::TouchPointMoved | Qt::TouchPointStationary)) { - active_points++; - pos += tp.pos(); + QList<QTouchEvent::TouchPoint> touch_points = event->touchPoints(); + for (const auto& touch_point : touch_points) { + if (!TouchUpdate(touch_point)) { + TouchStart(touch_point); } } + // Release all inactive points + for (std::size_t id = 0; id < touch_ids.size(); ++id) { + if (!TouchExist(touch_ids[id], touch_points)) { + touch_ids[id] = 0; + this->TouchReleased(id + 1); + } + } +} - pos /= active_points; +void GRenderWindow::TouchEndEvent() { + for (std::size_t id = 0; id < touch_ids.size(); ++id) { + if (touch_ids[id] != 0) { + touch_ids[id] = 0; + this->TouchReleased(id + 1); + } + } +} - const auto [x, y] = ScaleTouch(pos); - this->TouchMoved(x, y); +bool GRenderWindow::TouchStart(const QTouchEvent::TouchPoint& touch_point) { + for (std::size_t id = 0; id < touch_ids.size(); ++id) { + if (touch_ids[id] == 0) { + touch_ids[id] = touch_point.id() + 1; + const auto [x, y] = ScaleTouch(touch_point.pos()); + this->TouchPressed(x, y, id + 1); + return true; + } + } + return false; } -void GRenderWindow::TouchEndEvent() { - this->TouchReleased(); +bool GRenderWindow::TouchUpdate(const QTouchEvent::TouchPoint& touch_point) { + for (std::size_t id = 0; id < touch_ids.size(); ++id) { + if (touch_ids[id] == touch_point.id() + 1) { + const auto [x, y] = ScaleTouch(touch_point.pos()); + this->TouchMoved(x, y, id + 1); + return true; + } + } + return false; +} + +bool GRenderWindow::TouchExist(std::size_t id, + const QList<QTouchEvent::TouchPoint>& touch_points) const { + return std::any_of(touch_points.begin(), touch_points.end(), + [id](const auto& point) { return id == point.id() + 1; }); } bool GRenderWindow::event(QEvent* event) { |