gui2::GraphicsScene Class Reference

Custom graphics scene to show QCustomPlot with additional elements on top. More...

Inheritance diagram for gui2::GraphicsScene:

Collaboration diagram for gui2::GraphicsScene:

Public Member Functions
	GraphicsScene (QObject *parent=nullptr)
	The contructor. More...
	~GraphicsScene () override
	The destructor. More...
ModelView::GraphCanvas *	graphCanvas () const
	Set te graph canvas item. More...
ModelView::SceneAdapterInterface *	sceneAdapter () const
	Return the pointer of the scene adapter on request. More...
void	setContext ()
	Initialise the GraphicsScene with its elements. More...
void	setItem (ModelView::GraphViewportItem *viewport_item)
	Set te graph canvas item. More...
void	update_size (const QSize &newSize)
	Adjust size of scene and color map proxy. More...

Private Member Functions
void	createPlotProxy (ModelView::GraphCanvas *plot_canvas)
	Create the Proxy item. More...

Private Attributes
ModelView::GraphCanvas *	graph_canvas {nullptr}
ModelView::CustomPlotProxyWidget *	plot_proxy {nullptr}
std::unique_ptr< ModelView::SceneAdapterInterface >	scene_adapter

Detailed Description

Custom graphics scene to show QCustomPlot with additional elements on top.

Definition at line 34 of file graphicsscene.h.

Constructor & Destructor Documentation

GraphicsScene()

gui2::GraphicsScene::GraphicsScene

(

QObject *

parent = nullptr

)

The contructor.

Definition at line 32 of file graphicsscene.cpp.

                                            : QGraphicsScene(parent)
{
    setItemIndexMethod(QGraphicsScene::NoIndex);
    setSceneRect(default_scene_rect);
    setContext();
}

References setContext().

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~GraphicsScene()

gui2::GraphicsScene::~GraphicsScene ( )

overridedefault

The destructor.

Member Function Documentation

createPlotProxy()

void gui2::GraphicsScene::createPlotProxy ( ModelView::GraphCanvas *  plot_canvas )

private

Create the Proxy item.

Definition at line 74 of file graphicsscene.cpp.

{
    scene_adapter = plot_canvas->createSceneAdapter();
    plot_proxy = new ModelView::CustomPlotProxyWidget(plot_canvas);
    addItem(plot_proxy);
}

References ModelView::GraphCanvas::createSceneAdapter(), plot_proxy, and scene_adapter.

Referenced by setContext().

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graphCanvas()

ModelView::GraphCanvas * gui2::GraphicsScene::graphCanvas

(

)

const

Set te graph canvas item.

Definition at line 56 of file graphicsscene.cpp.

{
    return graph_canvas;
}

References graph_canvas.

Referenced by gui2::SLDEditor::SLDEditor().

sceneAdapter()

ModelView::SceneAdapterInterface * gui2::GraphicsScene::sceneAdapter

(

)

const

Return the pointer of the scene adapter on request.

Definition at line 82 of file graphicsscene.cpp.

{
    return scene_adapter.get();
}

References scene_adapter.

Referenced by gui2::ElementView::sceneAdapter(), and gui2::LayerElementController::sceneAdapter().

setContext()

void gui2::GraphicsScene::setContext

(

)

Initialise the GraphicsScene with its elements.

Definition at line 43 of file graphicsscene.cpp.

{
    graph_canvas = new ModelView::GraphCanvas;
    createPlotProxy(graph_canvas);
}

References createPlotProxy(), and graph_canvas.

Referenced by GraphicsScene().

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setItem()

void gui2::GraphicsScene::setItem

(

ModelView::GraphViewportItem *

viewport_item

)

Set te graph canvas item.

Definition at line 50 of file graphicsscene.cpp.

{
    graph_canvas->setItem(viewport_item);
}

References graph_canvas, and ModelView::GraphCanvas::setItem().

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update_size()

void gui2::GraphicsScene::update_size

(

const QSize &

newSize

)

Adjust size of scene and color map proxy.

Definition at line 62 of file graphicsscene.cpp.

{
    if (plot_proxy) {
        plot_proxy->resize(newSize);
        setSceneRect(scene_origin_x, scene_origin_y, newSize.width(), newSize.height());
        plot_proxy->setPos(0.0, 0.0);
        advance(); // notifies all QGraphicsItem that it is time to replot themself using new status
                   // of scene adapter
    }
}

References plot_proxy.

Referenced by gui2::SLDViewWidget::resizeEvent().

Member Data Documentation

graph_canvas

ModelView::GraphCanvas* gui2::GraphicsScene::graph_canvas {nullptr}

private

Definition at line 51 of file graphicsscene.h.

Referenced by graphCanvas(), setContext(), and setItem().

plot_proxy

ModelView::CustomPlotProxyWidget* gui2::GraphicsScene::plot_proxy {nullptr}

private

Definition at line 49 of file graphicsscene.h.

Referenced by createPlotProxy(), and update_size().

scene_adapter

std::unique_ptr<ModelView::SceneAdapterInterface> gui2::GraphicsScene::scene_adapter

private

Definition at line 50 of file graphicsscene.h.

Referenced by createPlotProxy(), and sceneAdapter().

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The documentation for this class was generated from the following files:

• /home/www/ba/gui2/sldeditor/graphicsscene.h
• /home/www/ba/gui2/sldeditor/graphicsscene.cpp