364 lines
12 KiB
C++
364 lines
12 KiB
C++
#pragma execution_character_set("utf-8")
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#include "gifwidget.h"
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#include "qmutex.h"
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#include "qlabel.h"
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#include "qlineedit.h"
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#include "qpushbutton.h"
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#include "qlayout.h"
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#include "qpainter.h"
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#include "qevent.h"
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#include "qstyle.h"
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#include "qpixmap.h"
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#include "qtimer.h"
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#include "qdatetime.h"
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#include "qapplication.h"
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#include "qdesktopwidget.h"
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#include "qdesktopservices.h"
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#include "qfiledialog.h"
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#include "qurl.h"
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#include "qdebug.h"
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#if (QT_VERSION > QT_VERSION_CHECK(5,0,0))
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#include "qscreen.h"
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#endif
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QScopedPointer<GifWidget> GifWidget::self;
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GifWidget *GifWidget::Instance()
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{
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if (self.isNull()) {
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static QMutex mutex;
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QMutexLocker locker(&mutex);
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if (self.isNull()) {
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self.reset(new GifWidget);
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}
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}
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return self.data();
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}
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GifWidget::GifWidget(QWidget *parent) : QDialog(parent)
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{
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this->initControl();
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this->initForm();
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}
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bool GifWidget::eventFilter(QObject *watched, QEvent *event)
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{
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static QPoint mousePoint;
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static bool mousePressed = false;
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QMouseEvent *mouseEvent = static_cast<QMouseEvent *>(event);
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if (mouseEvent->type() == QEvent::MouseButtonPress) {
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if (mouseEvent->button() == Qt::LeftButton) {
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mousePressed = true;
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mousePoint = mouseEvent->globalPos() - this->pos();
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return true;
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}
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} else if (mouseEvent->type() == QEvent::MouseButtonRelease) {
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mousePressed = false;
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return true;
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} else if (mouseEvent->type() == QEvent::MouseMove) {
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if (mousePressed) {
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this->move(mouseEvent->globalPos() - mousePoint);
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return true;
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}
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}
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return QWidget::eventFilter(watched, event);
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}
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void GifWidget::resizeEvent(QResizeEvent *e)
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{
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//拉动右下角改变大小自动赋值
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txtWidth->setText(QString::number(widgetMain->width()));
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txtHeight->setText(QString::number(widgetMain->height()));
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QDialog::resizeEvent(e);
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}
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void GifWidget::paintEvent(QPaintEvent *)
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{
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int width = txtWidth->text().toInt();
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int height = txtHeight->text().toInt();
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rectGif = QRect(borderWidth, widgetTop->height(), width - (borderWidth * 2), height);
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QPainter painter(this);
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painter.setPen(Qt::NoPen);
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painter.setBrush(bgColor);
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painter.drawRoundedRect(this->rect(), 5, 5);
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painter.setCompositionMode(QPainter::CompositionMode_Clear);
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painter.fillRect(rectGif, Qt::SolidPattern);
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}
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int GifWidget::getBorderWidth() const
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{
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return this->borderWidth;
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}
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QColor GifWidget::getBgColor() const
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{
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return this->bgColor;
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}
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void GifWidget::initControl()
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{
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this->setObjectName("GifWidget");
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this->resize(800, 600);
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this->setSizeGripEnabled(true);
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QVBoxLayout *verticalLayout = new QVBoxLayout(this);
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verticalLayout->setSpacing(0);
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verticalLayout->setContentsMargins(11, 11, 11, 11);
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verticalLayout->setObjectName("verticalLayout");
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verticalLayout->setContentsMargins(0, 0, 0, 0);
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widgetTop = new QWidget(this);
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widgetTop->setObjectName("widgetTop");
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widgetTop->setMinimumSize(QSize(0, 35));
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widgetTop->setMaximumSize(QSize(16777215, 35));
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QHBoxLayout *layoutTop = new QHBoxLayout(widgetTop);
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layoutTop->setSpacing(0);
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layoutTop->setContentsMargins(11, 11, 11, 11);
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layoutTop->setObjectName("layoutTop");
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layoutTop->setContentsMargins(0, 0, 0, 0);
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QPushButton *btnIcon = new QPushButton(widgetTop);
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btnIcon->setObjectName("btnIcon");
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QSizePolicy sizePolicy(QSizePolicy::Minimum, QSizePolicy::Expanding);
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sizePolicy.setHorizontalStretch(0);
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sizePolicy.setVerticalStretch(0);
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sizePolicy.setHeightForWidth(btnIcon->sizePolicy().hasHeightForWidth());
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btnIcon->setSizePolicy(sizePolicy);
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btnIcon->setMinimumSize(QSize(35, 0));
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btnIcon->setFlat(true);
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layoutTop->addWidget(btnIcon);
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QLabel *labTitle = new QLabel(widgetTop);
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labTitle->setObjectName("labTitle");
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layoutTop->addWidget(labTitle);
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QSpacerItem *horizontalSpacer = new QSpacerItem(87, 20, QSizePolicy::Expanding, QSizePolicy::Minimum);
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layoutTop->addItem(horizontalSpacer);
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QPushButton *btnClose = new QPushButton(widgetTop);
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btnClose->setObjectName("btnClose");
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sizePolicy.setHeightForWidth(btnClose->sizePolicy().hasHeightForWidth());
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btnClose->setSizePolicy(sizePolicy);
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btnClose->setMinimumSize(QSize(35, 0));
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btnClose->setFocusPolicy(Qt::NoFocus);
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btnClose->setFlat(true);
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layoutTop->addWidget(btnClose);
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verticalLayout->addWidget(widgetTop);
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widgetMain = new QWidget(this);
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widgetMain->setObjectName("widgetMain");
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QSizePolicy sizePolicy1(QSizePolicy::Preferred, QSizePolicy::Expanding);
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sizePolicy1.setHorizontalStretch(0);
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sizePolicy1.setVerticalStretch(0);
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sizePolicy1.setHeightForWidth(widgetMain->sizePolicy().hasHeightForWidth());
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widgetMain->setSizePolicy(sizePolicy1);
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verticalLayout->addWidget(widgetMain);
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widgetBottom = new QWidget(this);
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widgetBottom->setObjectName("widgetBottom");
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widgetBottom->setMinimumSize(QSize(0, 45));
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widgetBottom->setMaximumSize(QSize(16777215, 45));
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QHBoxLayout *layoutBottom = new QHBoxLayout(widgetBottom);
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layoutBottom->setSpacing(6);
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layoutBottom->setContentsMargins(11, 11, 11, 11);
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layoutBottom->setObjectName("layoutBottom");
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layoutBottom->setContentsMargins(9, 9, -1, -1);
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QLabel *labFps = new QLabel(widgetBottom);
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labFps->setObjectName("labFps");
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layoutBottom->addWidget(labFps);
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txtFps = new QLineEdit(widgetBottom);
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txtFps->setObjectName("txtFps");
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txtFps->setMaximumSize(QSize(50, 16777215));
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txtFps->setAlignment(Qt::AlignCenter);
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layoutBottom->addWidget(txtFps);
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QLabel *labWidth = new QLabel(widgetBottom);
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labWidth->setObjectName("labWidth");
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layoutBottom->addWidget(labWidth);
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txtWidth = new QLineEdit(widgetBottom);
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txtWidth->setObjectName("txtWidth");
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txtWidth->setEnabled(true);
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txtWidth->setMaximumSize(QSize(50, 16777215));
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txtWidth->setAlignment(Qt::AlignCenter);
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layoutBottom->addWidget(txtWidth);
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QLabel *labHeight = new QLabel(widgetBottom);
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labHeight->setObjectName("labHeight");
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layoutBottom->addWidget(labHeight);
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txtHeight = new QLineEdit(widgetBottom);
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txtHeight->setObjectName("txtHeight");
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txtHeight->setEnabled(true);
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txtHeight->setMaximumSize(QSize(50, 16777215));
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txtHeight->setAlignment(Qt::AlignCenter);
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layoutBottom->addWidget(txtHeight);
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labStatus = new QLabel(widgetBottom);
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labStatus->setObjectName("labStatus");
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QSizePolicy sizePolicy2(QSizePolicy::Expanding, QSizePolicy::Preferred);
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sizePolicy2.setHorizontalStretch(0);
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sizePolicy2.setVerticalStretch(0);
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sizePolicy2.setHeightForWidth(labStatus->sizePolicy().hasHeightForWidth());
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labStatus->setSizePolicy(sizePolicy2);
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labStatus->setAlignment(Qt::AlignCenter);
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layoutBottom->addWidget(labStatus);
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btnStart = new QPushButton(widgetBottom);
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btnStart->setObjectName("btnStart");
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sizePolicy.setHeightForWidth(btnStart->sizePolicy().hasHeightForWidth());
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btnStart->setSizePolicy(sizePolicy);
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layoutBottom->addWidget(btnStart);
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verticalLayout->addWidget(widgetBottom);
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labTitle->setText("GIF录屏工具(QQ:517216493)");
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labFps->setText("帧率");
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labWidth->setText("宽度");
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labHeight->setText("高度");
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btnStart->setText("开始");
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this->setWindowTitle(labTitle->text());
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btnIcon->setIcon(style()->standardIcon(QStyle::SP_ComputerIcon));
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btnClose->setIcon(style()->standardIcon(QStyle::SP_TitleBarCloseButton));
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connect(btnClose, SIGNAL(clicked(bool)), this, SLOT(closeAll()));
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connect(btnStart, SIGNAL(clicked(bool)), this, SLOT(record()));
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connect(txtWidth, SIGNAL(editingFinished()), this, SLOT(resizeForm()));
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connect(txtHeight, SIGNAL(editingFinished()), this, SLOT(resizeForm()));
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}
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void GifWidget::initForm()
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{
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borderWidth = 3;
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bgColor = QColor(34, 163, 169);
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fps = 10;
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txtFps->setText(QString::number(fps));
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gifWriter = 0;
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timer = new QTimer(this);
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timer->setInterval(100);
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connect(timer, SIGNAL(timeout()), this, SLOT(saveImage()));
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this->setAttribute(Qt::WA_TranslucentBackground);
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this->setWindowFlags(Qt::FramelessWindowHint);
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this->installEventFilter(this);
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QStringList qss;
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qss.append("QLabel{color:#ffffff;}");
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qss.append("#btnClose,#btnIcon{border:none;border-radius:0px;}");
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qss.append("#btnClose:hover{background-color:#ff0000;}");
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qss.append("#btnClose{border-top-right-radius:5px;}");
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qss.append("#labTitle{font:bold 16px;}");
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qss.append("#labStatus{font:15px;}");
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this->setStyleSheet(qss.join(""));
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}
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void GifWidget::saveImage()
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{
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if (!gifWriter) {
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return;
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}
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#if (QT_VERSION <= QT_VERSION_CHECK(5,0,0))
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//由于qt4没有RGBA8888,采用最接近RGBA8888的是ARGB32,颜色会有点偏差
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QPixmap pix = QPixmap::grabWindow(0, x() + rectGif.x(), y() + rectGif.y(), rectGif.width(), rectGif.height());
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QImage image = pix.toImage().convertToFormat(QImage::Format_ARGB32);
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#else
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QScreen *screen = QApplication::primaryScreen();
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QPixmap pix = screen->grabWindow(0, x() + rectGif.x(), y() + rectGif.y(), rectGif.width(), rectGif.height());
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QImage image = pix.toImage().convertToFormat(QImage::Format_RGBA8888);
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#endif
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gif.GifWriteFrame(gifWriter, image.bits(), rectGif.width(), rectGif.height(), fps);
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count++;
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labStatus->setText(QString("正在录制 第 %1 帧").arg(count));
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}
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void GifWidget::record()
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{
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if (btnStart->text() == "开始") {
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if (0 != gifWriter) {
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delete gifWriter;
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gifWriter = 0;
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}
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//先弹出文件保存对话框
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//fileName = qApp->applicationDirPath() + "/" + QDateTime::currentDateTime().toString("yyyy-MM-dd-hh-mm-ss.gif");
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fileName = QFileDialog::getSaveFileName(this, "选择保存位置", qApp->applicationDirPath() + "/", "gif图片(*.gif)");
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if (fileName.isEmpty()) {
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return;
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}
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int width = txtWidth->text().toInt();
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int height = txtHeight->text().toInt();
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fps = txtFps->text().toInt();
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gifWriter = new Gif::GifWriter;
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bool bOk = gif.GifBegin(gifWriter, fileName.toLocal8Bit().data(), width, height, fps);
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if (!bOk) {
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delete gifWriter;
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gifWriter = 0;
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return;
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}
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count = 0;
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labStatus->setText("开始录制...");
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btnStart->setText("停止");
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//延时启动
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timer->setInterval(1000 / fps);
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QTimer::singleShot(1000, timer, SLOT(start()));
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//saveImage();
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} else {
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timer->stop();
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gif.GifEnd(gifWriter);
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delete gifWriter;
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gifWriter = 0;
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labStatus->setText(QString("录制完成 共 %1 帧").arg(count));
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btnStart->setText("开始");
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QDesktopServices::openUrl(QUrl(fileName));
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}
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}
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void GifWidget::closeAll()
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{
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if (0 != gifWriter) {
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delete gifWriter;
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gifWriter = 0;
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}
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this->close();
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}
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void GifWidget::resizeForm()
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{
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int width = txtWidth->text().toInt();
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int height = txtHeight->text().toInt();
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this->resize(width, height + widgetTop->height() + widgetBottom->height());
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}
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void GifWidget::setBorderWidth(int borderWidth)
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{
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if (this->borderWidth != borderWidth) {
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this->borderWidth = borderWidth;
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this->update();
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}
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}
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void GifWidget::setBgColor(const QColor &bgColor)
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{
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if (this->bgColor != bgColor) {
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this->bgColor = bgColor;
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this->update();
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}
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}
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