[Qt] Added QQuickMapboxGL{,Renderer}

3 files changed, 93 insertions, 0 deletions

diff --git a/platform/qt/src/qquickmapboxgl.cpp b/platform/qt/src/qquickmapboxgl.cpp
new file mode 100644
index 0000000000..2a8bdffccf
--- /dev/null
+++ b/platform/qt/src/qquickmapboxgl.cpp
@@ -0,0 +1,19 @@
+#include "qquickmapboxglrenderer.hpp"
+
+#include <QQuickMapboxGL>
+
+#include <QQuickItem>
+
+QQuickMapboxGL::QQuickMapboxGL(QQuickItem *parent_)
+    : QQuickFramebufferObject(parent_)
+{
+}
+
+QQuickMapboxGL::~QQuickMapboxGL()
+{
+}
+
+QQuickFramebufferObject::Renderer *QQuickMapboxGL::createRenderer() const
+{
+    return new QQuickMapboxGLRenderer();
+}
diff --git a/platform/qt/src/qquickmapboxglrenderer.cpp b/platform/qt/src/qquickmapboxglrenderer.cpp
new file mode 100644
index 0000000000..5871e05536
--- /dev/null
+++ b/platform/qt/src/qquickmapboxglrenderer.cpp
@@ -0,0 +1,46 @@
+#include "qquickmapboxglrenderer.hpp"
+
+#include <QMapboxGL>
+
+#include <QSize>
+#include <QOpenGLFramebufferObject>
+#include <QOpenGLFramebufferObjectFormat>
+#include <QQuickWindow>
+
+QQuickMapboxGLRenderer::QQuickMapboxGLRenderer()
+{
+    QMapboxGLSettings settings;
+    settings.setAccessToken(qgetenv("MAPBOX_ACCESS_TOKEN"));
+    settings.setCacheDatabasePath("/tmp/mbgl-cache.db");
+    settings.setCacheDatabaseMaximumSize(20 * 1024 * 1024);
+
+    m_map.reset(new QMapboxGL(nullptr, settings));
+}
+
+QQuickMapboxGLRenderer::~QQuickMapboxGLRenderer()
+{
+}
+
+QOpenGLFramebufferObject* QQuickMapboxGLRenderer::createFramebufferObject(const QSize &size)
+{
+    m_map->resize(size);
+
+    QOpenGLFramebufferObjectFormat format;
+    format.setAttachment(QOpenGLFramebufferObject::CombinedDepthStencil);
+
+    return new QOpenGLFramebufferObject(size, format);
+}
+
+void QQuickMapboxGLRenderer::render()
+{
+    m_map->render();
+}
+
+void QQuickMapboxGLRenderer::synchronize(QQuickFramebufferObject *item)
+{
+    if (!m_initialized) {
+        m_map->setStyleURL(QMapbox::defaultStyles()[0].first);
+        QObject::connect(m_map.data(), SIGNAL(needsRendering()), item, SLOT(update()));
+        m_initialized = true;
+    }
+}
diff --git a/platform/qt/src/qquickmapboxglrenderer.hpp b/platform/qt/src/qquickmapboxglrenderer.hpp
new file mode 100644
index 0000000000..a30afc243c
--- /dev/null
+++ b/platform/qt/src/qquickmapboxglrenderer.hpp
@@ -0,0 +1,28 @@
+#ifndef QQUICKMAPBOXGLRENDERER_H
+#define QQUICKMAPBOXGLRENDERER_H
+
+#include <QScopedPointer>
+#include <QQuickFramebufferObject>
+
+class QOpenGLFramebufferObject;
+class QSize;
+class QMapboxGL;
+
+class QQuickMapboxGLRenderer : public QQuickFramebufferObject::Renderer
+{
+public:
+    QQuickMapboxGLRenderer();
+    virtual ~QQuickMapboxGLRenderer();
+
+    virtual QOpenGLFramebufferObject* createFramebufferObject(const QSize& size);
+
+    virtual void render();
+    virtual void synchronize(QQuickFramebufferObject *item);
+
+private:
+    bool m_initialized = false;
+
+    QScopedPointer<QMapboxGL> m_map;
+};
+
+#endif // QQUICKMAPBOXGLRENDERER_H