增加摄像机

client/gui/props/CameraPropertySection.cpp

@@ -0,0 +1,111 @@
+#include "props/CameraPropertySection.h"
+
+#include "params/ParamControls.h"
+
+#include <QCheckBox>
+#include <QDoubleSpinBox>
+#include <QFormLayout>
+#include <QLabel>
+#include <QLineEdit>
+#include <QVBoxLayout>
+
+namespace gui {
+
+CameraPropertySection::CameraPropertySection(QWidget* parent) : PropertySectionWidget(parent) {
+    auto* lay = new QVBoxLayout(this);
+    lay->setContentsMargins(0, 0, 0, 0);
+    lay->setSpacing(6);
+
+    auto* form = new QFormLayout();
+    form->setContentsMargins(0, 0, 0, 0);
+    form->setSpacing(6);
+
+    m_name = new QLineEdit(this);
+    m_name->setPlaceholderText(QStringLiteral("显示名称…"));
+    form->addRow(QStringLiteral("名称"), m_name);
+
+    m_center = new Vec2ParamControl(this);
+    m_center->setToolTip(QStringLiteral("摄像机中心（世界坐标），与画布上黄色圆点一致"));
+    form->addRow(QStringLiteral("中心"), m_center);
+
+    m_viewScale = new QDoubleSpinBox(this);
+    m_viewScale->setRange(1e-4, 1000.0);
+    m_viewScale->setDecimals(5);
+    m_viewScale->setSingleStep(0.01);
+    m_viewScale->setToolTip(QStringLiteral(
+        "视口缩放：在参考分辨率 1600×900 下的像素/世界单位比（与预览、画布上镜头框一致）；"
+        "不随当前窗口大小改变镜头覆盖的世界范围。数值越小，可见的世界范围越大。"));
+    form->addRow(QStringLiteral("缩放"), m_viewScale);
+
+    m_activePreview = new QCheckBox(QStringLiteral("用作预览展示镜头"), this);
+    m_activePreview->setToolTip(QStringLiteral("进入预览展示时，按该摄像机在当前帧的位置与缩放呈现画面"));
+    form->addRow(QStringLiteral("预览"), m_activePreview);
+
+    lay->addLayout(form);
+    lay->addStretch(1);
+
+    connect(m_name, &QLineEdit::editingFinished, this, [this]() {
+        if (m_name) emit displayNameCommitted(m_name->text());
+    });
+    connect(m_center, &Vec2ParamControl::valueChanged, this, [this](double x, double y) { emit centerEdited(x, y); });
+    connect(m_viewScale, qOverload<double>(&QDoubleSpinBox::valueChanged), this,
+            &CameraPropertySection::viewScaleEdited);
+    connect(m_activePreview, &QCheckBox::toggled, this, &CameraPropertySection::activePreviewToggled);
+}
+
+void CameraPropertySection::setEditingEnabled(bool on) {
+    for (auto* w : {static_cast<QWidget*>(m_name), static_cast<QWidget*>(m_center), static_cast<QWidget*>(m_viewScale),
+                    static_cast<QWidget*>(m_activePreview)}) {
+        if (w) w->setEnabled(on);
+    }
+}
+
+void CameraPropertySection::clearDisconnected() {
+    setEditingEnabled(false);
+    if (m_name) {
+        m_name->blockSignals(true);
+        m_name->clear();
+        m_name->blockSignals(false);
+    }
+    if (m_center) {
+        m_center->blockSignals(true);
+        m_center->setValue(0.0, 0.0);
+        m_center->blockSignals(false);
+    }
+    if (m_viewScale) {
+        m_viewScale->blockSignals(true);
+        m_viewScale->setValue(1.0);
+        m_viewScale->blockSignals(false);
+    }
+    if (m_activePreview) {
+        m_activePreview->blockSignals(true);
+        m_activePreview->setChecked(false);
+        m_activePreview->blockSignals(false);
+    }
+}
+
+void CameraPropertySection::applyState(const CameraPropertyUiState& s) {
+    setEditingEnabled(true);
+    if (m_name) {
+        m_name->blockSignals(true);
+        m_name->setText(s.displayName);
+        m_name->blockSignals(false);
+    }
+    if (m_center) {
+        m_center->blockSignals(true);
+        m_center->setValue(s.centerWorld.x(), s.centerWorld.y());
+        m_center->blockSignals(false);
+    }
+    if (m_viewScale) {
+        m_viewScale->blockSignals(true);
+        m_viewScale->setValue(s.viewScale);
+        m_viewScale->blockSignals(false);
+    }
+    if (m_activePreview) {
+        m_activePreview->blockSignals(true);
+        m_activePreview->setChecked(s.isActivePreviewCamera);
+        m_activePreview->blockSignals(false);
+    }
+}
+
+}  // namespace gui

client/gui/props/CameraPropertySection.h

@@ -0,0 +1,47 @@
+#pragma once
+
+#include "props/PropertySectionWidget.h"
+
+#include <QPointF>
+#include <QString>
+
+class QCheckBox;
+class QDoubleSpinBox;
+class QLineEdit;
+
+namespace gui {
+class Vec2ParamControl;
+}
+
+namespace gui {
+
+struct CameraPropertyUiState {
+    QString displayName;
+    QPointF centerWorld;
+    double viewScale = 1.0;
+    bool isActivePreviewCamera = false;
+};
+
+class CameraPropertySection final : public PropertySectionWidget {
+    Q_OBJECT
+public:
+    explicit CameraPropertySection(QWidget* parent = nullptr);
+
+    void clearDisconnected();
+    void applyState(const CameraPropertyUiState& s);
+    void setEditingEnabled(bool on);
+
+signals:
+    void displayNameCommitted(const QString& text);
+    void centerEdited(double x, double y);
+    void viewScaleEdited(double viewScale);
+    void activePreviewToggled(bool on);
+
+private:
+    QLineEdit* m_name = nullptr;
+    Vec2ParamControl* m_center = nullptr;
+    QDoubleSpinBox* m_viewScale = nullptr;
+    QCheckBox* m_activePreview = nullptr;
+};
+
+}  // namespace gui