154 lines
4.1 KiB
C++
154 lines
4.1 KiB
C++
/******************************************************************************
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Copyright (C) 2014 by Hugh Bailey <obs.jim@gmail.com>
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This program is free software: you can redistribute it and/or modify
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it under the terms of the GNU General Public License as published by
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the Free Software Foundation, either version 2 of the License, or
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(at your option) any later version.
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This program is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with this program. If not, see <http://www.gnu.org/licenses/>.
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******************************************************************************/
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#include "obs-app.hpp"
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#include "window-basic-properties.hpp"
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#include "window-basic-main.hpp"
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#include "qt-wrappers.hpp"
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#include "display-helpers.hpp"
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#include <QCloseEvent>
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#include <QScreen>
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#include <QWindow>
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using namespace std;
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OBSBasicProperties::OBSBasicProperties(QWidget *parent, OBSSource source_)
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: QDialog (parent),
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main (qobject_cast<OBSBasic*>(parent)),
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resizeTimer (0),
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ui (new Ui::OBSBasicProperties),
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source (source_),
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removedSignal (obs_source_signalhandler(source), "remove",
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OBSBasicProperties::SourceRemoved, this)
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{
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setAttribute(Qt::WA_DeleteOnClose);
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ui->setupUi(this);
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OBSData settings = obs_source_getsettings(source);
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obs_data_release(settings);
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view = new OBSPropertiesView(settings,
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obs_source_properties(source), source,
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(PropertiesUpdateCallback)obs_source_update);
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layout()->addWidget(view);
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layout()->setAlignment(view, Qt::AlignBottom);
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view->setMinimumHeight(150);
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view->show();
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connect(windowHandle(), &QWindow::screenChanged, [this]() {
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if (resizeTimer)
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killTimer(resizeTimer);
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resizeTimer = startTimer(100);
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});
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}
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void OBSBasicProperties::SourceRemoved(void *data, calldata_t params)
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{
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QMetaObject::invokeMethod(static_cast<OBSBasicProperties*>(data),
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"close");
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UNUSED_PARAMETER(params);
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}
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void OBSBasicProperties::DrawPreview(void *data, uint32_t cx, uint32_t cy)
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{
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OBSBasicProperties *window = static_cast<OBSBasicProperties*>(data);
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if (!window->source)
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return;
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uint32_t sourceCX = max(obs_source_getwidth(window->source), 1u);
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uint32_t sourceCY = max(obs_source_getheight(window->source), 1u);
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int x, y;
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int newCX, newCY;
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float scale;
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GetScaleAndCenterPos(sourceCX, sourceCY, cx, cy, x, y, scale);
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newCX = int(scale * float(sourceCX));
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newCY = int(scale * float(sourceCY));
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gs_viewport_push();
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gs_projection_push();
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gs_ortho(0.0f, float(sourceCX), 0.0f, float(sourceCY),
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-100.0f, 100.0f);
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gs_setviewport(x, y, newCX, newCY);
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obs_source_video_render(window->source);
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gs_projection_pop();
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gs_viewport_pop();
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}
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void OBSBasicProperties::resizeEvent(QResizeEvent *event)
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{
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if (isVisible()) {
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if (resizeTimer)
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killTimer(resizeTimer);
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resizeTimer = startTimer(100);
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}
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UNUSED_PARAMETER(event);
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}
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void OBSBasicProperties::timerEvent(QTimerEvent *event)
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{
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if (event->timerId() == resizeTimer) {
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killTimer(resizeTimer);
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resizeTimer = 0;
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QSize size = GetPixelSize(ui->preview);
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obs_display_resize(display, size.width(), size.height());
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}
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}
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void OBSBasicProperties::closeEvent(QCloseEvent *event)
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{
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QDialog::closeEvent(event);
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if (!event->isAccepted())
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return;
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// remove draw callback in case our drawable surfaces go away before
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// the destructor gets called
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obs_display_remove_draw_callback(display,
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OBSBasicProperties::DrawPreview, this);
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}
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void OBSBasicProperties::Init()
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{
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gs_init_data init_data = {};
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show();
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App()->processEvents();
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QSize previewSize = GetPixelSize(ui->preview);
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init_data.cx = uint32_t(previewSize.width());
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init_data.cy = uint32_t(previewSize.height());
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init_data.format = GS_RGBA;
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QTToGSWindow(ui->preview->winId(), init_data.window);
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display = obs_display_create(&init_data);
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if (display)
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obs_display_add_draw_callback(display,
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OBSBasicProperties::DrawPreview, this);
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}
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